1 2009-11-06 Jakub Jelinek <jakub@redhat.com>
4 * c-common.c (fold_offsetof_1) <case ARRAY_REF>: Don't crash for VLAs
5 or non-constant index, allow index one past the last element and
6 allow exceeding array bound in arrays that might be used as flexible
9 2009-11-05 Richard Henderson <rth@redhat.com>
11 * config/i386/ia32intrin.h: Protect CRC32 builtins with __SSE4_2__.
13 2009-11-05 Paul Brook <paul@codesourcery.com>
15 * config/arm/arm.c (arm_fp_model, arm_fpu_arch, arm_fpu_tune): Remove.
17 (all_fpus): Add FPU details.
18 (fp_model_for_fpu): Remove.
19 (arm_override_options): Set and use arm_fpu_desc and arm_fpu_attr.
20 (arm_output_epilogue, arm_save_coproc_regs): Use TARGET_FPA_EMU2.
21 (arm_file_start): Use arm_fpu_desc.
22 * config/arm/arm.h (TARGET_FPA, TARGET_MAVERICK, TARGET_VFP,
23 TARGET_VFPD32, TARGET_VFP3, TARGET_NEON_FP16, TARGET_NEON): Use
25 (TARGET_FPA_EMU2): Define.
26 (arm_fp_model, fputype, arm_fpu_tune): Remove.
27 (vfp_reg_type, arm_fpu_desc): New.
28 * config/arm/arm.md (attr fpu): Simplify.
29 * config/arm/fpa.md (movxf_fpa): Use TARGET_FPA_EMU2.
30 * config/arm/linux-elf.h (FPUTYPE_DEFAULT): Use string value.
31 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Use string value.
32 * config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Use string value.
33 * config/arm/vxworks.h (FPUTYPE_DEFAULT): Use string value.
35 2009-11-05 Michael Matz <matz@suse.de>
37 * config/i386/i386.c (ix86_builtin_reciprocal): Remove dependency
39 * doc/invoke.texi (-mrecip): Clarify that we don't need -mrecip
42 2009-11-04 Jason Merrill <jason@redhat.com>
45 * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
46 or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
47 (output_constant): Avoid crash after error.
49 2009-11-05 Martin Jambor <mjambor@suse.cz>
51 * tree-sra.c (struct access): Changed comment of next_sibling field.
52 (analyze_modified_params): Loop over accesses of a group rather than
53 over all with the ame base, pass a common bitmap to
55 (unmodified_by_ref_scalar_representative): Build link lists of
57 (splice_param_accesses): Likewise.
59 2009-11-04 Kenneth Zadeck <zadeck@naturalbridge.com>
61 * df-scan.c (df-uses-record): Add case zero_extract of mem.
63 2009-11-04 Eric Botcazou <ebotcazou@adacore.com>
67 * config/i386/i386.md (probe_stack): New expander.
68 (logical operation peepholes): Do not split stack checking probes.
70 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
71 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
73 * doc/invoke.texi (-mlwp): Add documentation.
74 * doc/extend.texi (x86 intrinsics): Add LWP intrinsics.
75 * config.gcc (i[34567]86-*-*): Include lwpintrin.h.
77 * config/i386/lwpintrin.h: New file, provide x86 compiler
79 * config/i386/cpuid.h (bit_LWP): Define LWP bit.
80 * config/i386/x86intrin.h: Add LWP check and lwpintrin.h.
81 * config/i386/i386-c.c (ix86_target_macros_internal): Check
83 * config/i386/i386.h (TARGET_LWP): New macro for LWP.
84 * config/i386/i386.opt (-mlwp): New switch for LWP support.
85 * config/i386/i386.c (OPTION_MASK_ISA_LWP_SET): New.
86 (OPTION_MASK_ISA_LWP_UNSET): New.
87 (ix86_handle_option): Handle -mlwp.
88 (isa_opts): Handle -mlwp.
89 (enum pta_flags): Add PTA_LWP.
90 (override_options): Add LWP support.
91 (IX86_BUILTIN_LLWPCB16): New for LWP intrinsic.
92 (IX86_BUILTIN_LLWPCB32): Ditto.
93 (IX86_BUILTIN_LLWPCB64): Ditto.
94 (IX86_BUILTIN_SLWPCB16): Ditto.
95 (IX86_BUILTIN_SLWPCB32): Ditto.
96 (IX86_BUILTIN_SLWPCB64): Ditto.
97 (IX86_BUILTIN_LWPVAL16): Ditto.
98 (IX86_BUILTIN_LWPVAL32): Ditto.
99 (IX86_BUILTIN_LWPVAL64): Ditto.
100 (IX86_BUILTIN_LWPINS16): Ditto.
101 (IX86_BUILTIN_LWPINS32): Ditto.
102 (IX86_BUILTIN_LWPINS64): Ditto.
103 (enum ix86_special_builtin_type): Add LWP intrinsic support.
104 (builtin_description): Ditto.
105 (ix86_init_mmx_sse_builtins): Ditto.
106 (ix86_expand_special_args_builtin): Ditto.
107 * config/i386/i386.md (UNSPEC_LLWP_INTRINSIC): Add new UNSPEC for
109 (UNSPEC_SLWP_INTRINSIC): Ditto.
110 (UNSPECV_LWPVAL_INTRINSIC): Ditto.
111 (UNSPECV_LWPINS_INTRINSIC): Ditto.
112 (lwp_llwpcbhi1): New lwp pattern.
113 (lwp_llwpcbsi1): Ditto.
114 (lwp_llwpcbdi1): Ditto.
115 (lwp_slwpcbhi1): Ditto.
116 (lwp_slwpcbsi1): Ditto.
117 (lwp_slwpcbdi1): Ditto.
118 (lwp_lwpvalhi3): Ditto.
119 (lwp_lwpvalsi3): Ditto.
120 (lwp_lwpvaldi3): Ditto.
121 (lwp_lwpinshi3): Ditto.
122 (lwp_lwpinssi3): Ditto.
123 (lwp_lwpinsdi3): Ditto.
125 2009-11-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
126 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
129 * simplify-rtx.c (simplify_binary_operation_1): Simplify vec_select of
132 2009-11-04 Richard Guenther <rguenther@suse.de>
133 Rafael Avila de Espindola <espindola@google.com>
135 * gcc.c (process_command): Handle arguments name@offset.
137 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
138 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
140 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
142 * config/i386/xopintrin.h: New file, provide common x86 compiler
144 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
145 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
146 * config/i386/i386-c.c(ix86_target_macros_internal): Check
148 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
149 * config/i386/i386.opt (-mxop): New switch for XOP support.
150 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
151 (UNSPEC_XOP_TRUEFALSE)
153 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
154 (PPERM_*): New constants for vpperm instruction.
155 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
156 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
157 (OPTION_MASK_ISA_XOP_UNSET): New.
158 (OPTION_MASK_ISA_XOP_UNSET): Change definition to
160 (ix86_handle_option): Handle -mxop.
161 (isa_opts): Handle -mxop.
162 (enum pta_flags): Add PTA_XOP.
163 (override_options): Add XOP support.
164 (print_operand): Add code for XOP compare instructions.
165 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
166 (ix86_expand_int_vcond): Extend for XOP compare instruction.
168 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
169 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
170 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
171 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
172 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
173 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
174 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
176 (IX86_BUILTIN_VPCMOV256): Ditto.
177 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
178 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
179 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
180 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
181 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
182 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
184 (IX86_BUILTIN_VPPERM): Ditto.
186 (IX86_BUILTIN_VPMACSSWW): Ditto.
187 (IX86_BUILTIN_VPMACSWW): Ditto.
188 (IX86_BUILTIN_VPMACSSWD): Ditto.
189 (IX86_BUILTIN_VPMACSWD): Ditto.
190 (IX86_BUILTIN_VPMACSSDD): Ditto.
191 (IX86_BUILTIN_VPMACSDD): Ditto.
192 (IX86_BUILTIN_VPMACSSDQL): Ditto.
193 (IX86_BUILTIN_VPMACSSDQH): Ditto.
194 (IX86_BUILTIN_VPMACSDQL): Ditto.
195 (IX86_BUILTIN_VPMACSDQH): Ditto.
196 (IX86_BUILTIN_VPMADCSSWD): Ditto.
197 (IX86_BUILTIN_VPMADCSWD): Ditto.
199 (IX86_BUILTIN_VPHADDBW): Ditto.
200 (IX86_BUILTIN_VPHADDBD): Ditto.
201 (IX86_BUILTIN_VPHADDBQ): Ditto.
202 (IX86_BUILTIN_VPHADDWD): Ditto.
203 (IX86_BUILTIN_VPHADDWQ): Ditto.
204 (IX86_BUILTIN_VPHADDDQ): Ditto.
205 (IX86_BUILTIN_VPHADDUBW): Ditto.
206 (IX86_BUILTIN_VPHADDUBD): Ditto.
207 (IX86_BUILTIN_VPHADDUBQ): Ditto.
208 (IX86_BUILTIN_VPHADDUWD): Ditto.
209 (IX86_BUILTIN_VPHADDUWQ): Ditto.
210 (IX86_BUILTIN_VPHADDUDQ): Ditto.
211 (IX86_BUILTIN_VPHSUBBW): Ditto.
212 (IX86_BUILTIN_VPHSUBWD): Ditto.
213 (IX86_BUILTIN_VPHSUBDQ): Ditto.
215 (IX86_BUILTIN_VPROTB): Ditto.
216 (IX86_BUILTIN_VPROTW): Ditto.
217 (IX86_BUILTIN_VPROTD): Ditto.
218 (IX86_BUILTIN_VPROTQ): Ditto.
219 (IX86_BUILTIN_VPROTB_IMM): Ditto.
220 (IX86_BUILTIN_VPROTW_IMM): Ditto.
221 (IX86_BUILTIN_VPROTD_IMM): Ditto.
222 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
224 (IX86_BUILTIN_VPSHLB): Ditto.
225 (IX86_BUILTIN_VPSHLW): Ditto.
226 (IX86_BUILTIN_VPSHLD): Ditto.
227 (IX86_BUILTIN_VPSHLQ): Ditto.
228 (IX86_BUILTIN_VPSHAB): Ditto.
229 (IX86_BUILTIN_VPSHAW): Ditto.
230 (IX86_BUILTIN_VPSHAD): Ditto.
231 (IX86_BUILTIN_VPSHAQ): Ditto.
233 (IX86_BUILTIN_VFRCZSS): Ditto.
234 (IX86_BUILTIN_VFRCZSD): Ditto.
235 (IX86_BUILTIN_VFRCZPS): Ditto.
236 (IX86_BUILTIN_VFRCZPD): Ditto.
237 (IX86_BUILTIN_VFRCZPS256): Ditto.
238 (IX86_BUILTIN_VFRCZPD256): Ditto.
240 (IX86_BUILTIN_VPCOMEQUB): Ditto.
241 (IX86_BUILTIN_VPCOMNEUB): Ditto.
242 (IX86_BUILTIN_VPCOMLTUB): Ditto.
243 (IX86_BUILTIN_VPCOMLEUB): Ditto.
244 (IX86_BUILTIN_VPCOMGTUB): Ditto.
245 (IX86_BUILTIN_VPCOMGEUB): Ditto.
246 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
247 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
249 (IX86_BUILTIN_VPCOMEQUW): Ditto.
250 (IX86_BUILTIN_VPCOMNEUW): Ditto.
251 (IX86_BUILTIN_VPCOMLTUW): Ditto.
252 (IX86_BUILTIN_VPCOMLEUW): Ditto.
253 (IX86_BUILTIN_VPCOMGTUW): Ditto.
254 (IX86_BUILTIN_VPCOMGEUW): Ditto.
255 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
256 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
258 (IX86_BUILTIN_VPCOMEQUD): Ditto.
259 (IX86_BUILTIN_VPCOMNEUD): Ditto.
260 (IX86_BUILTIN_VPCOMLTUD): Ditto.
261 (IX86_BUILTIN_VPCOMLEUD): Ditto.
262 (IX86_BUILTIN_VPCOMGTUD): Ditto.
263 (IX86_BUILTIN_VPCOMGEUD): Ditto.
264 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
265 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
267 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
268 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
269 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
270 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
271 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
272 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
273 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
274 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
276 (IX86_BUILTIN_VPCOMEQB): Ditto.
277 (IX86_BUILTIN_VPCOMNEB): Ditto.
278 (IX86_BUILTIN_VPCOMLTB): Ditto.
279 (IX86_BUILTIN_VPCOMLEB): Ditto.
280 (IX86_BUILTIN_VPCOMGTB): Ditto.
281 (IX86_BUILTIN_VPCOMGEB): Ditto.
282 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
283 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
285 (IX86_BUILTIN_VPCOMEQW): Ditto.
286 (IX86_BUILTIN_VPCOMNEW): Ditto.
287 (IX86_BUILTIN_VPCOMLTW): Ditto.
288 (IX86_BUILTIN_VPCOMLEW): Ditto.
289 (IX86_BUILTIN_VPCOMGTW): Ditto.
290 (IX86_BUILTIN_VPCOMGEW): Ditto.
291 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
292 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
294 (IX86_BUILTIN_VPCOMEQD): Ditto.
295 (IX86_BUILTIN_VPCOMNED): Ditto.
296 (IX86_BUILTIN_VPCOMLTD): Ditto.
297 (IX86_BUILTIN_VPCOMLED): Ditto.
298 (IX86_BUILTIN_VPCOMGTD): Ditto.
299 (IX86_BUILTIN_VPCOMGED): Ditto.
300 (IX86_BUILTIN_VPCOMFALSED): Ditto.
301 (IX86_BUILTIN_VPCOMTRUED): Ditto.
303 (IX86_BUILTIN_VPCOMEQQ): Ditto.
304 (IX86_BUILTIN_VPCOMNEQ): Ditto.
305 (IX86_BUILTIN_VPCOMLTQ): Ditto.
306 (IX86_BUILTIN_VPCOMLEQ): Ditto.
307 (IX86_BUILTIN_VPCOMGTQ): Ditto.
308 (IX86_BUILTIN_VPCOMGEQ): Ditto.
309 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
310 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
312 (enum multi_arg_type): New enum for describing the various XOP
313 intrinsic argument types.
314 (bdesc_multi_arg): New table for XOP intrinsics.
315 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
316 (ix86_expand_multi_arg_builtin): New function for creating XOP
319 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
320 (xop_pmacsww): Ditto.
321 (xop_pmacssww): Ditto.
322 (xop_pmacsdd): Ditto.
323 (xop_pmacssdd): Ditto.
324 (xop_pmacssdql): Ditto.
325 (xop_pmacssdqh): Ditto.
326 (xop_pmacsdql): Ditto.
327 (xop_pmacsdql_mem): Ditto.
328 (xop_mulv2div2di3_low): Ditto.
329 (xop_pmacsdqh): Ditto.
330 (xop_pmacsdqh_mem): Ditto.
331 (xop_mulv2div2di3_high): Ditto.
332 (xop_pmacsswd): Ditto.
333 (xop_pmacswd): Ditto.
334 (xop_pmadcsswd): Ditto.
335 (xop_pmadcswd): Ditto.
336 (xop_pcmov_<mode>): Ditto.
337 (xop_pcmov_<mode>)256: Ditto.
338 (xop_phaddbw): Ditto.
339 (xop_phaddbd): Ditto.
340 (xop_phaddbq): Ditto.
341 (xop_phaddwd): Ditto.
342 (xop_phaddwq): Ditto.
343 (xop_phadddq): Ditto.
344 (xop_phaddubw): Ditto.
345 (xop_phaddubd): Ditto.
346 (xop_phaddubq): Ditto.
347 (xop_phadduwd): Ditto.
348 (xop_phadduwq): Ditto.
349 (xop_phaddudq): Ditto.
350 (xop_phsubbw): Ditto.
351 (xop_phsubwd): Ditto.
352 (xop_phsubdq): Ditto.
354 (rotl<mode>3): Ditto.
355 (rotr<mode>3): Ditto.
356 (xop_rotl<mode>3): Ditto.
357 (xop_rotr<mode>3): Ditto.
358 (vrotr<mode>3): Ditto.
359 (vrotl<mode>3): Ditto.
360 (xop_vrotl<mode>3): Ditto.
361 (vlshr<mode>3): Ditto.
362 (vashr<mode>3): Ditto.
364 (xop_ashl<mode>3): Ditto.
365 (xop_lshl<mode>3): Ditto.
370 (xop_frcz<mode>2): Ditto.
371 (xop_vmfrcz<mode>2): Ditto.
372 (xop_frcz<mode>2256): Ditto.
373 (xop_maskcmp<mode>3): Ditto.
374 (xop_maskcmp_uns<mode>3): Ditto.
375 (xop_maskcmp_uns2<mode>3): Ditto.
376 (xop_pcom_tf<mode>3): Ditto.
378 * doc/invoke.texi (-mxop): Add documentation.
379 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
381 2009-11-03 Mark Mitchell <mark@codesourcery.com>
384 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
385 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
386 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
388 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
391 * arm.md (peephole2 patterns for move and compare): New.
393 2009-11-04 Nick Clifton <nickc@redhat.com>
395 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
396 Make sure that it does not allow CONST_DOUBLEs.
397 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
398 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
399 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
400 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
401 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
402 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
403 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
404 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
405 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
406 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
407 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
408 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
409 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
410 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
411 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
413 2009-11-04 Richard Guenther <rguenther@suse.de>
415 PR tree-optimization/41919
416 * tree-vrp.c (test_for_singularity): Properly compare values.
418 2009-11-04 Revital Eres <eres@il.ibm.com>
420 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
421 Consider peeling for alignment only for stores and remove
422 redundant assignment.
424 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
427 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
428 (m68k_ok_for_sibcall_p): Handle different result return locations.
430 2009-11-04 Richard Guenther <rguenther@suse.de>
432 * c-opts.c (c_common_post_options): Move LTO option processing
434 * opts.c (decode_options): ... here.
436 2009-11-04 Jakub Jelinek <jakub@redhat.com>
438 * c-common.c (fold_offsetof_1): Use %wd instead of
439 HOST_WIDE_INT_PRINT_DEC.
441 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
443 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
446 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
448 * config.gcc (vax-*-linux*): Keep the original contents of
449 tmake_file while adding vax/t-linux.
451 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
455 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
456 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
457 (STACK_CHECK_MOVING_SP): Likewise.
458 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
459 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
460 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
461 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
462 Document PROBE_STACK.
463 * explow.c (anti_adjust_stack_and_probe): New function.
464 (allocate_dynamic_stack_space): Do not directly allocate space if
465 STACK_CHECK_MOVING_SP, instead invoke above function.
466 (emit_stack_probe): Handle probe_stack insn.
467 (PROBE_INTERVAL): New macro.
468 (STACK_GROW_OPTAB): Likewise.
469 (STACK_GROW_OFF): Likewise.
470 (probe_stack_range): Use Pmode and memory_address consistently. Fix
471 loop condition in the small constant case. Rewrite in the general
472 case to be immune to wraparounds. Make sure the address of probes
473 is valid. Try to use [base + disp] addressing mode if possible.
474 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
475 checking is enabled and STACK_CHECK_MOVING_SP.
476 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
477 return 1 for volatile references to the stack pointer.
478 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
479 __builtin_alloca if stack checking is enabled.
480 * unwind-dw2.c (uw_identify_context): Take into account whether the
481 context is that of a signal frame or not.
482 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
483 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
485 2009-11-03 Jakub Jelinek <jakub@redhat.com>
487 PR rtl-optimization/41917
488 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
489 operand isn't known to be 0, return 1.
491 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
493 * config/mips/mips.md: Fix typos.
495 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
497 * doc/invoke.texi: Fix typo.
499 2009-11-03 Paul Brook <paul@codesourcery.com>
501 * config/arm/neon.ml (vectype): Add T_floatSF.
502 (string_of_vectype): Ditto.
503 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
504 (deftypes): Use float for float32_t.
505 * config/arm/arm_neon.h: Regenerate.
507 2009-11-03 Nick Clifton <nickc@redhat.com>
508 Kevin Buettner <kevinb@redhat.com>
510 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
511 order of expected registers.
512 (rx_load_multiple_vector): Likewise.
513 (rx_rtsd_vector): Likewise.
514 * config/rx/rx.c (rx_cpu_type): New variable.
515 (rx_print_operand): Fix bug printing 64-bit constant values.
516 (rx_emit_stack_pushm): Reverse order of pushed registers.
517 (gen_rx_store_vector): Likewise.
518 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
520 (is_exception_func): Rename to is_interrupt_func and only accept
521 "interrupt" as the attribute name.
522 (rx_get_stack_layout): Use new function name.
523 (rx_func_attr_inlinable): Likewise.
524 (rx_attribute_table): Remove "exception".
525 (rx_expand_prologue): If necessary push the accumulator register
526 in the prologue of interrupt functions.
527 (rx_expand_epilogue): If necessary pop the accumulator.
528 (rx_builtins): Add RX_BUILTIN_MVTIPL.
529 (rx_expand_builtin_stz): Remove.
530 (rx_expand_builtin_mvtipl): New function.
531 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
532 (rx_expand_builtin): Likewise.
533 (rx_enable_fpu): New variable.
534 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
535 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
536 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
537 (enum rx_cpu_types): Define.
538 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
539 (INCOMING_FRAME_SP_OFFSET): Define.
540 (ARG_POINTER_CFA_OFFSET): Define.
541 (FRAME_POINTER_CFA_OFFSET): Define.
542 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
543 (ALLOW_RX_FPU_INSNS): Define.
544 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
545 fast_math_flags_set_p.
546 (UNSPEC_BUILTIN_MVTIPL): Define.
547 (revl): Rename to bswapsi2.
548 (bswaphi2): New pattern.
549 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
552 (mvtc): Remove clobber of cc0.
555 * config/rx/rx.opt (mieee): Remove.
560 (msave-acc-in-interrupts): Add.
561 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
562 (MULTILIB_DIRS): Likewise.
563 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
564 * doc/extend.texi: Remove description of "exception" function
566 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
567 -msave-acc-in-interrupts options.
569 2009-11-03 Richard Guenther <rguenther@suse.de>
571 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
573 2009-11-03 Dodji Seketeli <dodji@redhat.com>
576 * c-common.c (fold_offsetof_1): Issue errors when the member designator
577 of the offsetof expression is not legitimate.
579 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
581 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
582 names instead of numerical constants.
583 (sse_prologue_save): Ditto.
584 (*sse_prologue_save_insn): Ditto.
586 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
589 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
590 (TARGET_CALL_ESP): New define.
591 * config/i386/i386.c (initial_ix86_tune_features): Initialize
593 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
594 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
595 *call_1, *call_value_pop_1 and *call_value_1. Depend on
597 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
598 New patterns, use "lsm" as operand 1 constraint.
599 * config/i386/predicates.md (call_insn_operand): Depend on
600 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
602 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
604 PR tree-optimization/41857
605 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
606 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
608 * tree-ssa-address.c (move_hint_to_base): New function.
609 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
610 address space associated with TYPE.
611 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
612 most_expensive_mult_to_index. Call move_hint_to_base.
613 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
614 TYPE to addr_to_parts.
616 2009-11-02 Martin Jambor <mjambor@suse.cz>
618 PR tree-optimization/41750
619 * tree-sra.c (analyze_modified_params): Loop over all
620 representatives of components of a parameter.
622 2009-11-02 Jakub Jelinek <jakub@redhat.com>
624 PR tree-optimization/41841
625 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
626 local variables of not yet materialized clones.
629 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
630 for a VOIDmode variable.
633 * c-pragma.c (visstack): Change into vector of ints rather than
634 enum symbol_visibility.
635 (push_visibility): Add kind argument, push default_visibility together
637 (pop_visibility): Add kind argument, return true if successful, fail
638 if visibility stack is empty or if stack top is of different kind.
639 (handle_pragma_visibility): Don't check length of visstack, instead
640 call pop_visibility and issue diagnostics if it failed. Pass 0
641 as last argument to push_visibility and pop_visibility.
642 * c-pragma.h (push_visibility): Add kind argument.
643 (pop_visibility): Likewise. Return bool instead of void.
645 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
647 * tree.def (TARGET_MEM_REF): Update comment.
648 * alias.c (get_alias_set): Retrieve the original memory reference for
649 a TARGET_MEM_REF before proceeding.
651 2009-10-31 Anatoly Sokolov <aesok@post.ru>
653 * config/frv/frv.c (frv_function_value, frv_libcall_value,
654 frv_function_value_regno_p): New functions.
655 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
656 * config/frv/frv.h: (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
657 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
658 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
660 2009-10-31 Anatoly Sokolov <aesok@post.ru>
662 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
663 new 'outgoing' argument.
664 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
665 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
666 * config/mn10300/mn10300.h: (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
667 LIBCALL_VALUE): Remove.
668 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
669 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
670 (mh10300_function_value_regno_p): Declare.
672 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
674 * config/arm/cortex-a9.md: New - integer pipeline description.
676 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
678 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
679 aborting if the sizes of the two references don't match.
681 2009-10-31 Toon Moene <toon@moene.org>
683 * ipa-inline.c (cgraph_decide_inlining):
684 Include reason for not inlining called-once functions in dump file.
686 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
688 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
689 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
690 (LINK_SPEC): BE_LINK_SPEC added.
692 2009-10-30 Richard Guenther <rguenther@suse.de>
695 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
697 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
699 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
700 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
703 2009-10-30 Martin Jambor <mjambor@suse.cz>
705 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
707 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
710 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
711 first. Move assert on stack_alignment_estimated just before
712 setting stack_realign_needed.
713 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
714 Don't call update_stack_boundary.
716 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
717 (verride_options): Don't check ix86_force_align_arg_pointer here.
718 (ix86_function_ok_for_sibcall): Use it.
719 (ix86_update_stack_boundary): Likewise.
721 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
723 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
725 * arm.md (QHSI): New mode iterator.
726 (movqi): If generating for thumb, then truncate any immediate to
728 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
730 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
733 2009-10-29 Cary Coutant <ccoutant@google.com>
736 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
737 locations in the source).
738 (store_vcall_insn): New function.
739 (lookup_vcall_insn): New function.
740 (dwarf2out_virtual_call_token): Use store_vcall_insn.
741 (dwarf2out_copy_call_info): New function.
742 (dwarf2out_virtual_call): Use lookup_vcall_insn.
743 * emit-rtl.c (try_split): Call copy_call_info debug hook.
744 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
745 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
746 (debug_nothing_rtx_rtx): New dummy hook.
747 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
748 (xcoff_debug_hooks): Likewise.
749 * sdbout.c (sdb_debug_hooks): Likewise.
750 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
752 2009-10-29 David Daney <ddaney@caviumnetworks.com>
754 * doc/invoke.texi (mmcount-ra-address): Document new command line
756 * config/mips/mips.opt (mmcount-ra-address): New option.
757 * config/mips/mips-protos.h (mips_function_profiler): Declare new
759 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
761 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
762 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
764 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
765 mips_function_profiler.
767 2009-10-29 Steve Ellcey <sje@cup.hp.com>
771 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
772 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
773 * optc-gen.awk (cl_target_option_restore): Include call to
774 targetm.override_options_after_change.
775 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
776 * target.h (override_options_after_change): New.
777 * c-common.c (parse_optimize_options): Call
778 targetm.override_options_after_change.
779 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
780 (ia64_override_options_after_change): New.
781 (ia64_override_options) Add call to above.
783 2009-10-29 Michael Matz <matz@suse.de>
785 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
786 (gate_convert_to_rsqrt): Ditto.
787 (pass_convert_to_rsqrt): Ditto.
788 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
789 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
792 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
794 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
796 * config/arm/arm.c (find_best_start): Fix type of remainder to be
799 2009-10-29 Martin Jambor <mjambor@suse.cz>
801 PR tree-optimization/41775
802 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
803 (generate_subtree_copies): Do not unshare agg.
804 (load_assign_lhs_subreplacements): Do not unshare rhs.
805 (sra_modify_assign): Do not unshare exprs.
806 (propagate_subacesses_accross_link): Renamed to
807 propagate_subaccesses_across_link.
809 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
811 * arm.c (count_insns_for_constant): Rework to support counting for
812 thumb2 immediates as well.
813 (find_best_start): Split out from arm_gen_constant.
814 (arm_gen_constant): Rework to support XOR with immediate.
816 2009-10-29 Chao-ying Fu <fu@mips.com>
818 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
820 (mips_expand_synci_loop): Use the length rtx to control the
821 synci loop from the begin rtx that points to the first byte of
824 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
826 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
828 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
830 * dbxout.c (dbxout_common_check): Accept non public trees.
831 * dwarf2out.c (fortran_common): Accept non public trees.
833 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
835 * common.opt (fuse-linker-plugin): New option.
836 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
838 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
840 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
842 PR rtl-optimization/39715
843 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
844 (gen_cstoresi_ltu_thumb1): New splitter.
846 2009-10-28 Richard Guenther <rguenther@suse.de>
850 * tree-ssa.c (useless_type_conversion_p): Do not treat
851 conversions to pointers to incomplete types as useless.
852 * gimple.c (gimple_types_compatible_p): Compare struct tags,
855 2009-10-28 Jakub Jelinek <jakub@redhat.com>
857 * var-tracking.c (emit_note_insn_var_location): Don't call the second
858 vt_expand_loc unnecessarily when location is not a register nor
862 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
863 fields don't have DECL_NAME.
866 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
867 call convert_memory_address on addr.
870 * config/i386/i386.c (ix86_pic_register_p): Don't call
871 rtx_equal_for_cselib_p for VALUEs discarded as useless.
873 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
875 * var-tracking.c (emit_note_insn_var_location): Get the mode of
876 a variable part from its REG, MEM or VALUE.
878 2009-10-28 Richard Guenther <rguenther@suse.de>
880 * gimple.c (gimple_get_alias_set): Fix comment typo.
882 2009-10-28 Richard Guenther <rguenther@suse.de>
884 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
885 (free_lang_data): Unconditionally compute alias sets for all
886 standard integer types. Bail out if gate bailed out previously.
887 Do not reset the types_compatible_p langhook.
888 (gate_free_lang_data): Remove.
889 (struct pass_ipa_free_lang_data): Enable unconditionally.
890 * gimple.c (gimple_get_alias_set): Use the same alias-set for
893 2009-10-28 Richard Guenther <rguenther@suse.de>
896 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
897 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
898 (call_may_clobber_ref_p_1): Likewise.
899 * tree-ssa-structalias.c (find_func_aliases): Likewise.
900 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
902 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
904 PR rtl-optimization/41812
907 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
909 * df-problems.c (df_md_scratch): New.
910 (df_md_alloc, df_md_free): Allocate/free it.
911 (df_md_local_compute): Only include live registers in init.
912 (df_md_transfer_function): Prune the in-set computed by
913 the confluence function, and the gen-set too.
915 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
917 PR rtl-optimization/39715
918 * combine.c (simplify_comparison): Use extensions to
919 widen comparisons. Try an ANDing first.
921 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
923 PR rtl-optimization/40741
924 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
925 a small constant is cheap.
926 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
927 force_reg on the LHS.
928 (xorsi3): Likewise, and split the XOR if the constant is complex
929 and not in Thumb mode.
931 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
933 * expmed.c (emit_store_flag): Check costs before
934 transforming to the opposite representation.
936 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
938 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
939 cstore result to DImode.
941 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
943 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
944 inside the unspec vector.
946 2009-10-27 Richard Henderson <rth@redhat.com>
948 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
950 2009-10-27 Richard Henderson <rth@redhat.com>
953 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
954 eh_region_may_contain_throw; update users.
955 (eh_region_may_contain_throw): New function.
956 (lower_catch): Check flag_exceptions before creating exception region.
957 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
958 (lower_cleanup): Tidy existing flag_exceptions check to match.
960 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
963 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
964 * config/i386/mingw.opt: Add fset-stack-executable.
965 * config/i386/i386.c (ix86_trampoline_init): Make call to
966 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
967 defined and its value is not zero.
970 2009-10-27 Richard Guenther <rguenther@suse.de>
972 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
973 handle calls to externally visible functions like in regular mode.
974 (create_variable_info_for): Do not create function infos here.
975 (have_alias_info): Remove write-only variable.
976 (solve_constraints): New function split out from common code
977 in compute_points_to_sets and ipa_pta_execute.
978 (compute_points_to_sets): Adjust.
979 (ipa_pta_execute): Likewise. Handle clones and externally visible
980 functions like in non-IPA mode.
982 2009-10-27 Jakub Jelinek <jakub@redhat.com>
985 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
988 2009-10-27 Richard Guenther <rguenther@suse.de>
990 * tree-complex.c (expand_complex_div_wide): Check for
991 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
993 2009-10-27 Revital Eres <eres@il.ibm.com>
995 PR tree-optimization/40648
996 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
997 Change decision of when to peel for alignment.
999 2009-10-27 Richard Guenther <rguenther@suse.de>
1002 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
1004 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
1007 * fold-const.c (fold_binary_loc): Do not call
1008 protected_set_expr_location.
1010 2009-10-27 Wei Guozhi <carrot@google.com>
1013 * target.h (have_conditional_execution): Add a new target hook
1015 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
1016 * targhooks.h (default_have_conditional_execution): Likewise.
1017 * targhooks.c (default_have_conditional_execution): Likewise.
1018 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
1019 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
1020 (arm_have_conditional_execution): New function.
1021 * ifcvt.c (noce_process_if_block, find_if_header,
1022 cond_exec_find_if_block, dead_or_predicable): Change the usage of
1023 macro HAVE_conditional_execution to a target hook call.
1024 * recog.c (peephole2_optimize): Likewise.
1025 * sched-rgn.c (add_branch_dependences): Likewise.
1026 * final.c (asm_insn_count, final_scan_insn): Likewise.
1027 * bb-reorder.c (HAVE_conditional_execution): Remove it.
1029 2009-10-26 Ben Elliston <bje@au.ibm.com>
1030 Michael Meissner <meissner@linux.vnet.ibm.com>
1031 Ulrich Weigand <uweigand@de.ibm.com>
1033 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
1034 * config/spu/spu_cache.h: New file.
1036 * config/spu/cachemgr.c: New file.
1037 * config/spu/cache.S: New file.
1039 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
1040 (ADDR_SPACE_EA): Define.
1041 (TARGET_ADDR_SPACE_KEYWORDS): Define.
1042 * config/spu/spu.c (EAmode): New macro.
1043 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1044 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1045 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
1046 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1047 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1048 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1049 (TARGET_ASM_SELECT_SECTION): Likewise.
1050 (TARGET_ASM_UNIQUE_SECTION): Likewise.
1051 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
1052 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
1053 (ea_symbol_ref): New function.
1054 (spu_legitimate_constant_p): Handle __ea qualified addresses.
1055 (spu_addr_space_legitimate_address_p): New function.
1056 (spu_addr_space_legitimize_address): Likewise.
1057 (cache_fetch): New global.
1058 (cache_fetch_dirty): Likewise.
1059 (ea_alias_set): Likewise.
1060 (ea_load_store): New function.
1061 (ea_load_store_inline): Likewise.
1062 (expand_ea_mem): Likewise.
1063 (spu_expand_mov): Handle __ea qualified memory references.
1064 (spu_addr_space_pointer_mode): New function.
1065 (spu_addr_space_address_mode): Likewise.
1066 (spu_addr_space_subset_p): Likewise.
1067 (spu_addr_space_convert): Likewise.
1068 (spu_section_type_flags): Handle "._ea" section.
1069 (spu_select_section): New function.
1070 (spu_unique_section): Likewise.
1071 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
1072 and __EA64__ predefined macros.
1073 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
1074 -matomic-updates switches.
1076 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
1077 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
1078 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
1079 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
1080 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
1081 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
1082 $(T)cache128k.o): Likewise.
1083 ($(T)libgcc_%.a): Likewise.
1085 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
1086 * config/spu/spu.opt (-mea32/-mea64): Add switches.
1087 (-maddress-space-conversion): Likewise.
1088 (-mcache-size=): Likewise.
1089 (-matomic-updates): Likewise.
1090 * doc/invoke.texi (-mea32/-mea64): Document.
1091 (-maddress-space-conversion): Likewise.
1092 (-mcache-size=): Likewise.
1093 (-matomic-updates): Likewise.
1095 2009-10-26 Ben Elliston <bje@au.ibm.com>
1096 Michael Meissner <meissner@linux.vnet.ibm.com>
1097 Ulrich Weigand <uweigand@de.ibm.com>
1099 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
1101 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
1102 defined, add the named address space keywords.
1103 (c_addr_space_name): New function.
1104 (complete_array_type): Preserve named address space.
1105 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
1106 instead of targetm.valid_pointer_mode.
1108 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
1109 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
1110 (ADDR_SPACE_KEYWORD): New macro.
1111 (c_addr_space_name): Add prototype.
1113 * c-tree.h (struct c_declspecs): Add address_space member.
1114 (declspecs_add_addrspace): Add prototype.
1116 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
1118 * c-parser.c (c_parse_init): Add assertion.
1119 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
1120 (c_lex_one_token): Handle address space keywords.
1121 (c_token_starts_typename): Likewise.
1122 (c_token_starts_declspecs): Likewise.
1123 (c_parser_declspecs): Likewise.
1124 (c_parser_postfix_expression_after_paren_type): Diagnose compound
1125 literal within function qualified with named address space.
1127 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
1128 address space qualifiers.
1129 (shadow_tag_warned): Warn about useless address space qualifiers.
1130 (quals_from_declspecs): Handle address space qualifiers.
1131 (grokdeclarator): Likewise.
1132 (build_null_declspecs): Likewise.
1133 (declspecs_add_addrspace): New function.
1135 * c-typeck.c (addr_space_superset): New function.
1136 (qualify_type): Handle named address spaces.
1137 (composite_type): Likewise.
1138 (common_pointer_type): Likewise.
1139 (comp_target_types): Likewise.
1140 (build_conditional_expr): Likewise.
1141 (handle_warn_cast_qual): Likewise.
1142 (build_c_cast): Likewise.
1143 (convert_for_assignment): Likewise.
1144 (build_binary_op): Likewise.
1145 (pointer_diff): Handle named address spaces. Use intermediate
1146 integer type of sufficient size if required.
1148 2009-10-26 Ben Elliston <bje@au.ibm.com>
1149 Michael Meissner <meissner@linux.vnet.ibm.com>
1150 Ulrich Weigand <uweigand@de.ibm.com>
1152 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
1153 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1154 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1156 * target.h (struct target_def): Add pointer_mode, address_mode,
1157 and valid_pointer_mode to addr_space substructure.
1158 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1159 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1160 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1161 (TARGET_ADDR_SPACE_HOOKS): Add them.
1162 * targhooks.c (target_default_pointer_address_modes_p): New function.
1163 * target.h (target_default_pointer_address_modes_p): Add prototype.
1164 * targhooks.c (default_addr_space_pointer_mode): New function.
1165 (default_addr_space_address_mode): Likewise.
1166 (default_addr_space_valid_pointer_mode): Likewise.
1167 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
1168 (default_addr_space_address_mode): Likewise.
1169 (default_addr_space_valid_pointer_mode): Likewise.
1170 * output.h (default_valid_pointer_mode): Move to ...
1171 * targhooks.h (default_valid_pointer_mode): ... here.
1172 * varasm.c (default_valid_pointer_mode): Move to ...
1173 * targhooks.c (default_valid_pointer_mode): ... here.
1175 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
1176 instead of targetm.valid_pointer_mode.
1178 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
1179 * tree.c (integer_pow2p): Likewise.
1180 (tree_log2): Likewise.
1181 (tree_floor_log2): Likewise.
1182 (signed_or_unsigned_type_for): Support pointer type of different size.
1183 (int_or_pointer_precision): New function.
1184 * tree.h (int_or_pointer_precision): Add prototype.
1185 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
1186 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
1187 incoming pointer type instead of POINTER_SIZE.
1189 * tree.c (build_pointer_type): Use appropriate pointer mode
1190 instead of ptr_mode.
1191 (build_reference_type): Likewise.
1192 * expr.c (store_expr): Likewise.
1193 (expand_expr_addr_expr): Likewise.
1194 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
1195 * cfgexpand.c (expand_debug_expr): Likewise.
1197 * auto-inc-dec.c: Include "target.h".
1198 (try_merge): Use appropriate address mode instead of Pmode.
1199 (find_inc): Likewise.
1200 * combine.c (find_split_point): Likewise.
1201 * cselib.c (cselib_record_sets): Likewise.
1202 * dse.c (replace_inc_dec): Likewise.
1203 (canon_address): Likewise.
1204 * var-tracking.c (replace_expr_with_values): Likewise.
1205 (count_uses): Likewise.
1206 (add_uses): Likewise.
1207 (add_stores): Likewise.
1208 * emit-rtl.c: Include "target.h".
1209 (adjust_address_1): Use appropriate address mode instead of Pmode.
1210 (offset_address): Likewise.
1211 * explow.c (break_out_memory_refs): Likewise.
1212 (memory_address_addr_space): Likewise.
1213 (promote_mode): Likewise.
1214 * expr.c (move_by_pieces): Likewise.
1215 (emit_block_move_via_loop): Likewise.
1216 (store_by_pieces): Likewise.
1217 (store_by_pieces_1): Likewise.
1218 (expand_assignment): Likewise.
1219 (store_constructor): Likewise.
1220 (expand_expr_addr_expr): Likewise.
1221 (expand_expr_real_1): Likewise.
1222 * cfgexpand.c (expand_debug_expr): Likewise.
1223 * ifcvt.c (noce_try_cmove_arith): Likewise.
1224 * regcprop.c (kill_autoinc_value): Likewise.
1225 * regmove.c (try_auto_increment): Likewise.
1226 * reload.c (find_reloads): Likewise.
1227 (find_reloads_address): Likewise.
1228 (find_reloads_address_1): Likewise.
1229 * sched-deps.c: Include "target.h".
1230 (sched_analyze_1): Use appropriate address mode instead of Pmode.
1231 (sched_analyze_2): Likewise.
1232 * sel-sched-dump.c: Include "target.h".
1233 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
1234 * stor-layout.c (layout_type): Likewise.
1235 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1236 (multiplier_allowed_in_address_p): Likewise.
1237 (get_address_cost): Likewise.
1238 * varasm.c (make_decl_rtl): Likewise.
1240 * expr.c (expand_assignment): Always convert offsets to appropriate
1242 (store_expr): Likewise.
1243 (store_constructor): Likewise.
1244 (expand_expr_real_1): Likewise.
1246 * reload.h (form_sum): Add MODE argument.
1247 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
1248 Update recursive calls.
1249 (subst_indexed_address): Update calls to form_sum.
1251 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
1252 * tree-ssa-address.c: Include "target.h".
1253 (templates): Replace by ...
1254 (mem_addr_template_list): ... this new vector.
1255 (TEMPL_IDX): Handle address space numbers.
1256 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
1257 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
1258 instead of global cache. Update call to gen_addr_rtx.
1259 (valid_mem_ref_p): Update call to addr_for_mem_ref.
1260 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
1262 * rtl.h (convert_memory_address_addr_space): Add prototype.
1263 (convert_memory_address): Define as macro.
1264 * explow.c (convert_memory_address): Rename to ...
1265 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
1266 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
1267 Update recursive calls.
1268 (memory_address_addr_space): Call convert_memory_address_addr_space.
1269 * expmed.c (make_tree): Likewise.
1270 * expr.c (expand_assignment): Likewise.
1271 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
1272 (expand_expr_addr_expr): Likewise. Also, update call.
1274 * alias.c (find_base_value): Guard pointer size optimizations.
1275 (find_base_term): Likewise.
1276 * rtlanal.c (nonzero_bits1): Likewise.
1277 (num_sign_bit_copies1): Likewise.
1278 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
1280 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
1281 (emit-rtl.o): Likewise.
1282 (auto-inc-dec.o): Likewise.
1283 (sched-deps.o): Likewise.
1285 2009-10-26 Ben Elliston <bje@au.ibm.com>
1286 Michael Meissner <meissner@linux.vnet.ibm.com>
1287 Ulrich Weigand <uweigand@de.ibm.com>
1289 * doc/extend.texi (Named Address Spaces): New section.
1290 * coretypes.h (addr_space_t): New type.
1291 (ADDR_SPACE_GENERIC): New define.
1292 (ADDR_SPACE_GENERIC_P): New macro.
1294 * doc/tm.texi (Named Address Spaces): New section.
1295 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
1296 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
1297 (TARGET_ADDR_SPACE_SUBSET_P): Document.
1298 (TARGET_ADDR_SPACE_CONVERT): Document.
1299 * target.h (struct gcc_target): Add addr_space substructure.
1300 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
1301 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1302 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1303 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1304 (TARGET_ADDR_SPACE_HOOKS): Likewise.
1305 (TARGET_INITIALIZER): Initialize addr_space hooks.
1306 * targhooks.c (default_addr_space_legitimate_address_p): New function.
1307 (default_addr_space_legitimize_address): Likewise.
1308 (default_addr_space_subset_p): Likewise.
1309 (default_addr_space_convert): Likewise.
1310 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
1311 (default_addr_space_legitimize_address): Likewise.
1312 (default_addr_space_subset_p): Likewise.
1313 (default_addr_space_convert): Likewise.
1315 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
1316 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
1317 (MEM_ADDR_SPACE): New macro.
1318 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
1319 address space memory attribute.
1320 (mem_attrs_htab_hash): Handle address space memory attribute.
1321 (mem_attrs_htab_eq): Likewise.
1322 (set_mem_attributes_minus_bitpos): Likewise.
1323 (set_mem_alias_set): Likewise.
1324 (set_mem_align): Likewise.
1325 (set_mem_expr): Likewise.
1326 (set_mem_offset): Likewise.
1327 (set_mem_size): Likewise.
1328 (adjust_address_1): Likewise.
1329 (offset_address): Likewise.
1330 (widen_memoy_address): Likewise.
1331 (get_spill_slot_decl): Likewise.
1332 (set_mem_attrs_for_spill): Likewise.
1333 (set_mem_addr_space): New function.
1334 * emit-rtl.h (set_mem_addr_space): Add prototype.
1335 * print-rtl.c (print_rtx): Print address space memory attribute.
1336 * expr.c (expand_assignment): Set address space memory attribute
1337 of generated MEM RTXes as appropriate.
1338 (expand_expr_real_1): Likewise.
1339 * cfgexpand.c (expand_debug_expr): Likewise.
1340 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1342 * tree.h (struct tree_base): Add address_space bitfield. Reduce
1343 size of "spare" bitfield.
1344 (TYPE_ADDR_SPACE): New macro.
1345 (ENCODE_QUAL_ADDR_SPACE): Likewise.
1346 (DECODE_QUAL_ADDR_SPACE): Likewise.
1347 (CLEAR_QUAL_ADDR_SPACE): Likewise.
1348 (KEEP_QUAL_ADDR_SPACE): Likewise.
1349 (TYPE_QUALS): Encode type address space.
1350 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
1351 * tree.c (set_type_quals): Set type address space.
1352 (build_array_type): Inherit array address space from element type.
1353 * print-tree.c (print_node_brief): Print type address space.
1354 (print_node): Likewise.
1355 * tree-pretty-print.c (dump_generic_node): Likewise.
1357 * explow.c (memory_address): Rename to ...
1358 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
1359 Use address-space aware variants of memory address routines.
1360 * recog.c (memory_address_p): Rename to ...
1361 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1362 Use address-space aware variants of memory address routines.
1363 (offsettable_address_p): Rename to ...
1364 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
1365 Use address-space aware variants of memory address routines.
1366 * reload.c (strict_memory_address_p): Rename to ...
1367 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1368 Use address-space aware variants of memory address routines.
1369 (maybe_memory_address_p): Rename to ...
1370 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1371 Use address-space aware variants of memory address routines.
1372 * expr.h (memory_address_addr_space): Add prototype.
1373 (memory_address): Define as macro.
1374 * recog.h (memory_address_addr_space_p): Add prototype.
1375 (memory_address_p): Define as macro.
1376 (offsettable_address_addr_space_p): Add prototype.
1377 (offsettable_address_p): Define as macro.
1378 (strict_memory_address_addr_space_p): Add prototype.
1379 (strict_memory_address_p): Define as macro.
1381 * combine.c (find_split_point): Use address-space aware variants
1382 of memory address routines.
1383 * emit-rtl.c (operand_subword): Likewise.
1384 (change_address_1): Likewise.
1385 (adjust_address_1): Likewise.
1386 (offset_address): Likewise.
1387 * expr.c (emit_move_insn): Likewise.
1388 (expand_assignment): Likewise.
1389 (expand_expr_real_1): Likewise.
1390 * recog.c (verify_changes): Likewise.
1391 (general_operand): Likewise.
1392 (offsettable_memref_p): Likewise.
1393 (offsettable_nonstrict_memref_p): Likewise.
1394 (constrain_operands): Likewise.
1395 * reload.c (get_secondary_mem): Likewise.
1396 (find_reloads_toplev): Likewise.
1397 (find_reloads_address): Likewise.
1398 (find_reloads_subreg_address): Likewise.
1399 * reload1.c (reload): Likewise.
1400 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
1401 * rtl.h (address_cost): Add ADDRSPACE argument.
1402 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
1403 aware variant of memory address routines.
1404 * loop-invariant.c (create_new_invariant): Update address_cost call.
1405 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
1406 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
1407 Use address-space aware variant of memory address routines.
1408 (propagate_rtx_1): Update call to should_replace_address.
1409 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
1411 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
1412 ADDRSPACE argument. Use per-address-space instead of global cache.
1413 Use address-space aware variant of memory address routines.
1414 (get_address_cost): Likewise.
1415 (get_computation_cost_at): Update calls.
1416 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
1417 Use address-space aware variant of memory address routines.
1418 (create_mem_ref_raw): Update call to valid_mem_ref_p.
1419 (most_expensive_mult_to_index): Update call to
1420 multiplier_allowed_in_address_p.
1422 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
1423 attribute to indicate named address spaces.
1425 * varasm.c (get_variable_section): DECLs in named address spaces
1428 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
1429 for addresses in a non-generic address space.
1431 * expr.c (emit_block_move_hints): Do not use libcalls for
1432 memory in non-generic address spaces.
1433 (clear_storage_hints): Likewise.
1434 (expand_assignment): Likewise.
1436 * fold-const.c (operand_equal_p): Expressions refering to different
1437 address spaces are not equivalent.
1439 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
1440 spaces are not equivalent.
1441 (rtx_equal_p): Likewise.
1442 * cse.c (exp_equiv_p): Likewise.
1443 * jump.c (rtx_renumbered_equal_p): Likewise.
1444 * reload.c (operands_match_p): Likewise.
1446 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
1447 address spaces may alias.
1448 (true_dependence): Likewise.
1449 (canon_true_dependence): Likewise.
1450 (write_dependence_p): Likewise.
1452 * dse.c (canon_address): Handle named address spaces.
1453 * ifcvt.c (noce_try_cmove_arith): Likewise.
1455 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
1456 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
1457 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
1458 to handle conversions between different address spaces.
1459 * fold-const.c (fold_convert_loc): Likewise.
1460 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
1461 * tree-pretty-print.c (dump_generic_node): Likewise.
1462 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
1463 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
1464 * tree-inline.c (estimate_operator_cost): Likewise.
1465 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
1466 to different address spaces are not useless.
1468 2009-10-26 Jakub Jelinek <jakub@redhat.com>
1471 * cfgcleanup.c (trivially_empty_bb_p): New function.
1472 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
1475 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
1476 add_name_and_src_coords_attributes, gen_namespace_die,
1477 dwarf2out_set_name): Handle dwarf2_name returning NULL.
1479 2009-10-26 Nick Clifton <nickc@redhat.com>
1481 * config.gcc: Add support for RX target.
1482 * config/rx: New directory.
1483 * config/rx/constraints.md: New file.
1484 * config/rx/predicates.md: New file.
1485 * config/rx/rx.c: New file.
1486 * config/rx/rx.h: New file.
1487 * config/rx/rx.md: New file.
1488 * config/rx/rx.opt: New file.
1489 * config/rx/rx-protos.h: New file.
1490 * config/rx/t-rx: New file.
1491 * doc/extend.texi: Document RX function attributes.
1492 * doc/invoke.texi: Document RX specific command line options.
1493 * doc/contrib.texi: Document RX contribution.
1494 * doc/md.texi: Document RX constraints.
1495 * doc/install.texi: Document RX support.
1497 2009-10-26 Michael Matz <matz@suse.de>
1499 PR tree-optimization/41783
1500 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
1501 case for simple diamonds.
1502 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
1503 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
1504 argument, use alias oracle to skip some vdefs.
1505 (phi_translate_1): Change call to above, don't allocate new
1506 value ids if they can stay the same.
1507 (compute_avail): Allow vuse walking when looking up references.
1509 2009-10-26 Richard Guenther <rguenther@suse.de>
1511 PR tree-optimization/41826
1512 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
1513 access to re-allocated vector fields.
1515 2009-10-26 Richard Guenther <rguenther@suse.de>
1517 * graphite-sese-to-poly.c (check_poly_representation): Fix
1518 compile without checking.
1520 2009-10-26 Janus Weil <janus@gcc.gnu.org>
1523 * gimple.h (tree_annotate_all_with_location): Remove prototype.
1524 * gimplify.c (tree_should_carry_location_p,
1525 tree_annotate_one_with_location,tree_annotate_all_with_location):
1526 Remove obsolete functions.
1528 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
1531 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
1533 2009-10-25 Richard Guenther <rguenther@suse.de>
1535 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
1536 Stream DECL_RESTRICTED_P.
1537 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
1539 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1541 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
1542 a note when expanding to nothing.
1544 2009-10-25 Richard Guenther <rguenther@suse.de>
1547 * tree.c (find_decls_types_r): Deal with Java overloading
1548 BINFO_VIRTUALS for its own purpose.
1550 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
1552 * config/mips/predicates.md (hilo_operand): New predicate.
1553 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
1554 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
1555 splitter part from here ...:
1556 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
1557 op0 and op4 to match the DINS case.
1558 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
1560 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1563 * avr.md (QIDI): Add new mode iterator.
1564 (sbrx_branch<mode>): Create new zero extract bit, test and jump
1565 patterns for all QI thru DI modes combinations.
1566 (sbrx_and_branch<mode>): Create new and based bit test and jump
1567 patterns for QI thru SI modes.
1568 avr.c (avr_out_sbxx_branch): Use only bit number.
1570 2009-10-24 Jan Hubicka <jh@suse.cz>
1572 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
1574 (analyze_function): When analyzing noreturn nothrow call, do not
1575 compute written stats; free bitmaps of vars early if possible.
1576 (generate_summary): Only update bitmaps if computed.
1577 (propagate): Only dump bitmaps if computed.
1578 (ipa_reference_read_summary): Fix pasto.
1580 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
1582 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
1583 (aliasing_component_refs_p): ...this. Return true if there is no
1584 common base and the base access types have the same alias set.
1585 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
1586 (indirect_refs_may_alias_p): Likewise.
1588 2009-10-23 Joseph Myers <joseph@codesourcery.com>
1591 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
1592 a C_MAYBE_CONST_EXPR.
1594 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1597 * config/rs6000/rs6000.c (struct machine_function): Add
1598 vsx_or_altivec_used_p to record if vector types are used.
1599 (rs6000_expand_to_rtl_hook): Rename from
1600 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
1601 any vector operations, so if there are, we can set VRSAVE to
1602 non-zero when only floating point vector registers are used.
1603 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
1604 (rs6000_check_vector_mode): Inner function to check if vector
1605 types are used in the code.
1606 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
1607 vector instructions are used.
1609 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
1610 Indicate that VSX registers which overlap floating point
1611 registers, can't be used across a call, since the ABI only states
1612 the scalar part of the register will be saved and restored.
1614 2009-10-23 Joseph Myers <joseph@codesourcery.com>
1617 * alias.c (get_alias_set): Call langhook before returning 0 for
1618 types with structural equality.
1619 * c-common.c (c_common_get_alias_set): Use alias set of element
1620 type for arrays with structural comparison.
1622 2009-10-23 Richard Guenther <rguenther@suse.de>
1625 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
1626 gimple_call_nothrow_p.
1628 2009-10-23 Richard Guenther <rguenther@suse.de>
1630 PR tree-optimization/41778
1631 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
1632 redundancy along a path in the CFG we want to optimize for speed
1633 is going to be removed.
1634 (execute_pre): Do partial-PRE only if the function is to be
1635 optimized for speed.
1636 (gate_pre): Do not turn off all of PRE when not optimizing a
1639 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1641 * builtins.c (fold_builtin_cabs): Use validate_arg().
1642 (fold_builtin_cexp): Fix if-logic.
1643 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
1645 2009-10-22 Jeff Law <law@redhat.com>
1647 * ira-lives.c (process_single_reg_class_operands): Update the
1648 hard reg costs for all the hard registers desired by the
1649 single reg class operand.
1651 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
1653 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
1654 for rtxes that aren't handled specially.
1656 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
1658 * rtl.h (shallow_copy_rtvec): Declare.
1659 * rtl.c (shallow_copy_rtvec): New function.
1660 * cselib.c (cselib_subst_to_values): Use it. Only modify an
1661 rtx field if the subrtx has changed.
1663 2009-10-22 Anatoly Sokolov <aesok@post.ru>
1665 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
1666 (m32c_function_value): Make static, add new 'outgoing' argument.
1667 (m32c_libcall_value): Make static, add new 'fun' argument.
1668 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1669 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1670 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
1671 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
1672 (m32c_function_value, m32c_libcall_value): Delete declaration.
1674 2009-10-22 Diego Novillo <dnovillo@google.com>
1676 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
1678 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
1680 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
1683 2009-10-22 Richard Guenther <rguenther@suse.de>
1685 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
1686 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
1687 (lto_symtab_merge): Do not merge cgraph nodes here.
1688 (lto_symtab_resolve_can_prevail_p): Simplify.
1689 (lto_symtab_resolve_symbols): Store cgraph node.
1690 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
1691 functions from the symtab.
1692 (lto_symtab_merge_cgraph_nodes_1): New function.
1693 (lto_symtab_merge_cgraph_nodes): Likewise.
1695 2009-10-22 Richard Guenther <rguenther@suse.de>
1698 * lto-streamer-out.c (lto_output_location): Stream the
1700 * lto-streamer-in.c (lto_input_location): Likewise.
1702 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
1704 * cfgloopmanip.c (duplicate_subloops): Export.
1705 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
1706 (transform_to_exit_first_loop): Duplicate bbs starting from
1707 header up to loop->latch instead of exit->src.
1708 Initialize control variable to the correct number of iterations.
1709 (gather_scalar_reductions): Do not register double reductions.
1710 (parallelize_loops): Dump which loop is tested.
1711 Indicate whether the parallelized loop is inner or not.
1712 Remove the innermost-loop requirement.
1713 * cfgloop.h (duplicate_subloops): Export.
1714 * tree-cfg.c (add_phi_args_after_redirect): New function.
1715 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
1716 Call duplicate_subloops.
1717 Update number of iterations at the exit condition.
1718 Don't redirect nexits always to the loop exit.
1719 Redirect copied edges from latch to the loop exit.
1721 2009-10-22 Jan Hubicka <jh@suse.cz>
1723 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
1725 * ipa-inline.c (cgraph_mark_inline_edge,
1726 cgraph_decide_inlining_of_small_function,
1727 cgraph_decide_inlining, inline_read_summary): Disable indirect
1728 inlining for WPA for time being.
1730 PR tree-optimize/40556
1731 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
1733 2009-10-22 Richard Guenther <rguenther@suse.de>
1735 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
1736 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
1738 2009-10-22 Jan Hubicka <jh@suse.cz>
1741 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
1743 (check_call): Handle only indirect calls.
1744 (propagate_bits): Update comment.
1745 (write_node_summary_p): Turn bogus check to assert.
1746 (ipa_reference_write_summary): Stream calls_read_all properly.
1747 (ipa_reference_read_summary): Stream in calls_read_all properly.
1748 (read_write_all_from_decl): New function.
1749 (propagate): Handle OVERWRITABLE nodes and external calls here.
1750 * ipa-pre-const.c (check_call): In IPA mode handle indirect
1752 (analyze_function): Do not check visibility here.
1753 (add_new_function): We summary OVERWRITABLE too.
1754 (generate_summary): Stream OVERWRITABLE nodes too.
1755 (propagate): Handle external calls and OVERWRITABLE nodes here.
1756 (local_pure_const): Check visibility here.
1758 2009-10-22 Jan Hubicka <jh@suse.cz>
1760 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
1761 (pass_ipa_cp): Register them.
1762 (ipcp_init_stage): Analyze all functions for whopr/lto.
1763 (ipcp_propagate_stage): Skip external calls.
1764 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
1765 * ipa-reference.c (write_node_summary_p): Fix thinko about
1767 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
1768 when in ltrans, skip executing of ipa passes since everything
1769 should've been done.
1770 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
1771 (inline_generate_summary): Likewise.
1772 (inline_read_summary): New function.
1773 (inline_write_summary): New function.
1774 (pass_ipa_inline): Register new hooks.
1775 * ipa-prop.c: Inlcude lto-streamer.h
1776 (ipa_edge_args_vector): Update declaration.
1777 (ipa_count_arguments, ipa_compute_jump_functions,
1778 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
1779 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
1780 ipa_read_node_info): New static functions.
1781 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
1782 (duplicate_array): Use xmalloc.
1783 (duplicate_ggc_array): New.
1784 (ipa_edge_duplication_hook): Use it.
1785 (ipa_update_after_lto_read): New function.
1786 * ipa-prop.h (ipa_prop_write_jump_functions,
1787 ipa_prop_read_jump_functions): Declare.
1788 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
1789 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
1790 (ipa_edge_args_vector): Move into GGC.
1791 (ipa_check_create_edge_args): Update.
1792 (ipa_update_after_lto_read): New.
1793 * passes.c (ipa_write_summaries_1): When in wpa, do not write
1795 (ipa_read_summaries): When in ltrans, so not read summaries.
1796 * lto-streamer.c (lto_get_section_name): Add
1797 LTO_section_jump_functions.
1798 * lto-streamer.h (LTO_section_jump_functions): New section.
1799 (produce_asm): Declare.
1800 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
1801 * lto-streamer-out.c (produce_asm): Export.
1802 * lto-streamer-in.c: Include tree-pass.h
1803 (input_function): Free dominance info when done.
1804 (lto_read_body): Push ipa_inline in ltrans stage.
1805 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
1806 * Makefile.in (GTFILES): Add ipa-prop.h
1808 2009-10-22 Matthias Klose <doko@ubuntu.com>
1810 * doc/install.texi: Document --enable-browser-plugin.
1812 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
1814 * doc/invoke.texi (fira-loop-pressure): Update default value.
1815 * opts.c (decode_options): Remove default value setting for
1816 flag_ira_loop_pressure.
1817 * config/ia64/ia64.c (ia64_override_options): Set
1818 flag_ira_loop_pressure up for -O3.
1819 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
1821 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
1823 PR tree-optimization/41497
1824 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
1825 chrec_dont_know if the evolution function returned by follow_ssa_edge
1826 is constant in the analyzed loop and is not compatible with the
1827 initial value before the loop.
1828 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
1830 2009-10-21 Joseph Myers <joseph@codesourcery.com>
1832 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
1834 2009-10-21 Jakub Jelinek <jakub@redhat.com>
1837 * doc/invoke.texi: Document -print-multi-os-directory.
1839 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
1842 * gcc/config/darwin10.h: Use default_emit_unwind_label.
1843 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
1844 when darwin_emit_unwind_label is used.
1846 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
1848 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
1851 2009-10-20 Richard Henderson <rth@redhat.com>
1853 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
1854 before emit_post_landing_pad.
1856 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
1858 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
1859 Use when calling rtx_costs.
1860 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
1861 global optimize_size. Pass speed to mips_binary_cost.
1863 2009-10-20 Jakub Jelinek <jakub@redhat.com>
1865 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
1868 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
1870 * rtl.h (simplify_replace_fn_rtx): Declare.
1871 (wrap_constant, unwrap_constant): Delete.
1872 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
1873 (expand_debug_expr): Don't call wrap_constant.
1874 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
1875 (auto_adjust_pair): Fold into...
1876 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
1877 Just return a new value.
1878 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
1879 otherwise use simplify_replace_rtx.
1880 * cselib.c (wrap_constant): Reinstate old definition.
1881 (cselib_expand_value_rtx_1): Don't wrap constants.
1882 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
1883 simplify_replace_rtx.
1884 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
1885 * reload1.c (reload): Skip all uses for an insn before adjusting it.
1886 Use simplify_replace_rtx.
1887 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
1889 (simplify_replace_rtx): ...here. Turn into a wrapper for
1890 simplify_replace_fn_rtx.
1891 (simplify_unary_operation): Don't unwrap CONSTs.
1892 * var-tracking.c (check_wrap_constant): Delete.
1893 (vt_expand_loc_callback): Don't call it.
1894 (vt_expand_loc): Likewise.
1896 2009-10-20 Pascal Obry <obry@adacore.com>
1897 Eric Botcazou <ebotcazou@adacore.com>
1899 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
1901 2009-10-20 Michael Matz <matz@suse.de>
1903 * loop-invariant.c (create_new_invariant): Use different magic number.
1905 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
1908 * arm.c (arm_override_options): Forcibly disable hot/cold block
1911 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
1914 * haifa-sched.c (try_ready): Skip debug deps updating speculation
1917 2009-10-20 Richard Guenther <rguenther@suse.de>
1919 * ggc-page.c: Include cfgloop.h.
1920 (struct max_alignment): Drop long double, add void *.
1921 (extra_order_size_table): Add low non-power-of-two multiples
1922 of MAX_ALIGNMENT. Drop small type-based entries, add
1923 tree_type, cgraph_node and loop.
1924 * alloc-pool.c (struct allocation_object_def): Drop long double
1927 2009-10-20 Jakub Jelinek <jakub@redhat.com>
1930 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
1931 referenced just in DEBUG_INSNs.
1933 2009-10-20 Richard Guenther <rguenther@suse.de>
1936 * gimple.c (gimple_register_type): Make sure we register
1937 the types main variant first.
1939 2009-10-20 Richard Guenther <rguenther@suse.de>
1941 * gimple.c (gimple_types_compatible_p): Simplify. Move
1942 cheap checks before hashtable queries. Add checks for
1943 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
1945 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
1947 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
1948 without size or with size that can't be represented as a host integer.
1950 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
1952 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
1953 the removal of a debug stmt as a significant change.
1955 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
1957 * config/s390/s390.md: Added agen condition to operand
1958 forwarding bypasses. Added bypass for early address generation
1959 use of int results. Updated comments.
1961 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
1963 * config/i386/i386.c: Remove signal.h #include.
1965 2009-10-20 Jie Zhang <jie.zhang@analog.com>
1967 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
1968 * doc/rtl.texi: Document ss_abs.
1970 2009-10-19 Jakub Jelinek <jakub@redhat.com>
1972 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
1973 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
1974 instead of C_LEX_RAW_STRINGS.
1975 (lex_string): Handle CPP_UTF8STRING.
1976 * c-parser.c (c_parser_postfix_expression): Likewise.
1977 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
1978 (C_LEX_STRING_NO_JOIN): ... this.
1980 2009-10-19 Anatoly Sokolov <aesok@post.ru>
1982 * config/cris/cris.c (cris_function_value, cris_libcall_value,
1983 cris_function_value_regno_p): New functions.
1984 (cris_promote_function_mode): Update comment.
1985 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1986 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1987 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
1988 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
1990 2009-10-19 Jakub Jelinek <jakub@redhat.com>
1992 * unwind-dw2.c (execute_stack_op): Fix operand order for
1993 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
1995 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
1997 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
1998 (lower_stmt) <GIMPLE_BIND>: Add comment.
1999 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
2001 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
2002 Otherwise lower it and set cannot_fallthru to true.
2003 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
2004 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
2005 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
2006 to true for a noreturn call. Do not remove statements.
2007 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
2008 Set cannot_fallthru to false on function exit.
2009 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
2010 <GIMPLE_ASSIGN>: Remove.
2012 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2014 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
2016 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2018 * config/s390/s390.c (s390_z10_optimize_cmp): Use
2019 next/prev_active_insn to skip DEBUG_INSNs as well.
2021 2009-10-19 Joseph Myers <joseph@codesourcery.com>
2023 * config/arm/arm.c (output_move_neon): Use DImode in call to
2026 2009-10-19 Matthias Klose <doko@ubuntu.com>
2029 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
2031 2009-10-19 Jakub Jelinek <jakub@redhat.com>
2033 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
2035 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
2038 * optabs.c (expand_binop): Make mode of shift count expression mode
2039 of shift count not target.
2042 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2044 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
2045 case. Force using values to replace references within the statement.
2046 (convert_local_reference_stmt): Likewise.
2048 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2050 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
2051 remove a subsequent GOTO or RETURN statement.
2053 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
2055 * config/avr.md (*movqi): Add zero as equally preferable constraint
2056 as general register.
2059 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
2061 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
2063 2009-10-17 Richard Guenther <rguenther@suse.de>
2065 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
2067 2009-10-17 Richard Guenther <rguenther@suse.de>
2069 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
2070 operands in COMPONENT_REFs.
2072 2009-10-17 Anatoly Sokolov <aesok@post.ru>
2074 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
2075 if not defined. Change type of second argument to const_rtx.
2076 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
2078 * targhooks.h (default_libcall_value): Update prototype.
2079 * target.h (struct gcc_target): Change type of second argument of
2080 libcall_value to const_rtx.
2081 * config/arm/arm.c (arm_libcall_value): Change type of second argument
2083 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
2084 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
2086 2009-10-17 Jakub Jelinek <jakub@redhat.com>
2089 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
2090 * cgraphunit.c (cgraph_optimize): Call it.
2091 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
2092 (dwarf2out_assembly_start): ... here. New hook.
2093 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
2094 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
2096 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
2097 * sdbout.c (sdb_debug_hooks): Likewise.
2098 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
2099 (vmsdbgout_assembly_start): New hook.
2101 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2103 * rtl.h (RTL_LOCATION): Fix typo.
2105 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2107 * print-rtl.c (print_rtx): Print locators in asm_operands
2110 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
2113 * sched-deps.c (depl_on_debug_p): New.
2114 (attach_dep_link): Reject debug deps before nondebug deps.
2115 (add_to_deps_list): Insert debug deps after nondebug deps.
2116 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
2118 (sd_add_dep): Do not reject debug deps.
2119 (add_insn_mem_dependence): Don't count debug deps.
2120 (remove_from_deps): Likewise.
2121 (sched_analyze_2): Set up mem deps on debug insns.
2122 (sched_analyze_insn): Record reg uses for deps on debug insns.
2123 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
2124 try_ready nondebug insn after debug insn.
2125 * ddg.c (create_ddg_dep_from_intra_loop_link,
2126 create_ddg_dep_no_link): Don't reject debug deps.
2128 2009-10-16 Richard Guenther <rguenther@suse.de>
2130 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
2131 (maybe_merge_incomplete_and_complete_type): Likewise.
2132 (lto_symtab_merge): Do not call them. Do not warn for
2133 complete vs. incomplete compatible types.
2134 (lto_symtab_merge_decls_2): Simplify.
2135 * gimple.c (gimple_force_type_merge): Remove.
2136 (gimple_types_compatible_p): Make it static.
2137 * gimple.h (gimple_force_type_merge): Remove.
2138 (gimple_types_compatible_p): Likewise.
2140 2009-10-16 Jakub Jelinek <jakub@redhat.com>
2142 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
2143 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
2145 2009-10-16 Richard Guenther <rguenther@suse.de>
2147 PR tree-optimization/41728
2148 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
2149 if fold_stmt did anything.
2151 2009-10-16 Richard Guenther <rguenther@suse.de>
2154 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
2155 (maybe_fixup_handled_component): New function.
2156 (input_gimple_stmt): Fixup mismatched decl replacements.
2158 2009-10-16 Richard Guenther <rguenther@suse.de>
2161 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
2162 the same as VAR_DECL.
2164 2009-10-16 Richard Guenther <rguenther@suse.de>
2166 * gimple.c (iterative_hash_gimple_type): For integer types
2167 also hash their minimum and maximum values and the string flag.
2168 For array types hash their domain and the string flag.
2170 2009-10-16 Richard Guenther <rguenther@suse.de>
2172 * gimple.c (gimple_types_compatible_p): Restrict completing
2173 types to record or unions. Simplify completion.
2174 Do not merge records or unions with different
2175 TYPE_STRUCTURAL_EQUALITY_P tag.
2176 (iterative_hash_gimple_type): Restrict non-recursing into
2177 pointer targets for records and unions.
2179 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2182 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
2183 * dwarf2out.c (mem_loc_descriptor): Don't handle
2184 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
2185 punt if it is not lowpart subreg or if inner mode isn't
2188 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2190 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
2191 investigating previous or next insns.
2193 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
2195 * tree-sra.c (build_ref_for_offset_1): Update comment.
2197 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
2199 * config/s390/s390.md (atype): Added missing values.
2201 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2204 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
2205 (casesi64p): Update pattern to reflect above.
2207 2009-10-15 Steve Ellcey <sje@cup.hp.com>
2209 PR rtl-optimization/41697
2210 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
2212 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2215 * config/rs6000/predicates.md: Update copyright year.
2216 * config/rs6000/altivec.md: Ditto.
2218 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
2219 (MD_INCLUDES): Add a2.md.
2221 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
2222 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
2223 (builtin_classify): New static vector to classify various builtins
2224 to get the tree attributes correct.
2225 (def_builtin): Set the attributes of builtins based on what the
2226 builtin does (i.e. memory operation, floating point, saturation
2227 need special attributes, others are pure functions).
2229 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
2231 (enum rs6000_builtins): Include rs6000-builtin.def to define the
2232 builtins. Change the end marker to MAX_RS6000_BUILTINS from
2233 RS6000_BUILTIN_COUNT.
2234 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
2235 MAX_RS6000_BUILTINS.
2237 * config/rs6000/rs6000-builtin.def: New file that combines the
2238 builtin enumeration name and attributes.
2240 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
2242 * config/i386/linux.h (ASM_SPEC): Add --32.
2244 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2246 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
2247 and DW_TAG_template_alias.
2248 (dwarf_attr_name): Handle DW_AT_main_subprogram,
2249 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
2250 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
2251 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
2252 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
2253 and DW_AT_GNU_odr_signature.
2254 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
2255 DW_FORM_flag_present and DW_FORM_ref_sig8.
2256 (output_signature): Only print name on the first byte.
2257 (output_die): Likewise for dw_val_class_data8.
2259 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
2261 * doc/invoke.texi: Clarify that most optimizations are not enabled
2264 2009-10-15 Richard Guenther <rguenther@suse.de>
2267 * gimple.c (compare_type_names_p): Handle anonymous names
2268 differently based on new mode argument.
2269 (gimple_types_compatible_p): For structs also compare the tags.
2270 (iterative_hash_type_name): Rename to ...
2271 (iterative_hash_name): ... this. Hash all names.
2272 (iterative_hash_gimple_type): Fix hashing the struct tag of
2273 pointer targets. Hash field decl names.
2275 2009-10-15 Richard Guenther <rguenther@suse.de>
2278 * gimple.c (gimple_get_alias_set): Avoid recursing on
2279 invalid type topology.
2281 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2283 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
2285 2009-10-15 Richard Guenther <rguenther@suse.de>
2287 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
2289 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2291 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
2292 add --with-tune{,-32,-64} configured default for -mtune if explicit
2295 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
2297 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
2299 2009-10-14 DJ Delorie <dj@redhat.com>
2301 * config/h8300/h8300.c (F): New.
2303 (h8300_emit_stack_adjustment): Call them.
2305 (h8300_push_pop): Likewise.
2306 (h8300_expand_prologue): Likewise.
2307 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
2308 (MUST_USE_SJLJ_EXCEPTIONS): Define.
2309 (INCOMING_RETURN_ADDR_RTX): Define.
2310 (INCOMING_FRAME_SP_OFFSET): Define.
2311 (DWARF_CIE_DATA_ALIGNMENT): Define.
2313 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2315 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
2316 fields in builtin structs.
2317 (finalize_record_size): Likewise.
2319 2009-10-14 Richard Guenther <rguenther@suse.de>
2321 * gimple.c (gtc_ob): New global.
2322 (struct type_pair_d): Replace pointers with type UIDs.
2323 (type_pair_hash): Adjust.
2324 (type_pair_eq): Likewise.
2325 (lookup_type_pair): Likewise. Allocate from an obstack.
2326 (gimple_force_type_merge): Adjust.
2327 (gimple_types_compatible_p): Likewise.
2328 (free_gimple_type_tables): Free the obstack.
2330 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2332 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
2333 stmts setting DEBUG_EXPR_DECLs.
2335 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
2336 Don't crash if mode1 is VOIDmode.
2338 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
2340 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
2341 * params.h (IRA_LOOP_RESERVED_REGS): New.
2342 * tree-pass.h (pass_subregs_of_mode_init,
2343 pass_subregs_of_mode_finish): Remove.
2344 * passes.c (pass_subregs_of_mode_init,
2345 pass_subregs_of_mode_finish): Remove.
2346 (pass_reginfo_init): Move before loop optimizations.
2347 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
2348 * common.opt (fira-loop-pressure): New.
2349 * toplev.h (flag_ira_loop_pressure): New.
2350 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
2351 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
2352 Make external and void type functions.
2353 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
2354 pass_subregs_of_mode_finish): Remove.
2355 * ira-costs.c (init_costs): Call init_subregs_of_mode.
2356 * regmove.c: Include ira.h.
2357 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
2358 register pressure calculation in loops.
2359 * loop-invariant.c: Include REGS_H and ira.h.
2360 (struct loop_data): New members max_reg_pressure, regs_ref, and
2362 (struct invariant): New member orig_regno.
2363 (curr_loop): New variable.
2364 (find_exits): Initialize regs_ref and regs_live.
2365 (create_new_invariant): Initialize orig_regno.
2366 (get_cover_class_and_nregs): New.
2367 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
2368 array. Add code for flag_ira_loop_pressure.
2369 (gain_for_invariant): Make new_regs an array. Add code for
2370 flag_ira_loop_pressure.
2371 (best_gain_for_invariant): Ditto.
2372 (set_move_mark): New parameter gain. Use it for debugging output.
2373 (find_invariants_to_move): Make regs_needed and new_regs an array.
2374 Add code for flag_ira_loop_pressure.
2375 (move_invariant_reg): Set up orig_regno.
2376 (move_invariants): Set up reg classes for pseudos for
2377 flag_ira_loop_pressure.
2378 (free_loop_data): Clear regs_ref and regs_live.
2379 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
2380 get_regno_cover_class, change_pressure, mark_regno_live,
2381 mark_regno_death, mark_reg_store, mark_reg_clobber,
2382 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
2383 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
2384 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
2385 register pressure calculation in loops if new regs were added.
2386 Call finish_subregs_of_mode.
2387 * opts.c (decode_options): Set up flag_ira_loop_pressure.
2388 * Makefile.in (loop-invariant.o): Add ira.h.
2390 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
2392 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
2394 2009-10-14 Richard Guenther <rguenther@suse.de>
2396 * lto-symtab.c (lto_symtab_compatible): Fold in ...
2397 (lto_symtab_merge): ... here. Rewrite both to take the
2398 prevailing and a to-be-merged entry and to queue diagnostics properly.
2399 (lto_symtab_resolve_replaceable_p): New predicate for
2401 (lto_symtab_resolve_can_prevail_p): Likewise.
2402 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
2403 handles merging commons by choosing the largest decl. Fold
2404 in code that gives ODR errors.
2405 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
2407 (lto_symtab_merge_decls_1): Re-structure. Deal with the
2408 case of no prevailing decl here. Diagnose mismatches
2409 in object types here. Drop all but the prevailing decls.
2410 (lto_symtab_prevailing_decl): Return the single prevailing decl.
2411 * lto-streamer-in.c (lto_input_tree_ref): Deal with
2412 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
2414 2009-10-14 Richard Guenther <rguenther@suse.de>
2417 * lto-streamer-in.c (input_bb): Replace debug stmts with
2418 nops instead of dropping them.
2420 2009-10-14 Nick Clifton <nickc@redhat.com>
2422 * gcc/doc/extended.texi: Replace the dash character with @minus{}
2423 in situations where it is being used as a minus symbol.
2424 * gcc/doc/tm.texi: Likewise.
2425 * gcc/doc/md.texi: Likewise.
2427 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2429 PR preprocessor/41543
2430 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
2431 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
2432 * tree.c: Include intl.h.
2433 (expand_location): Handle BUILTINS_LOCATION.
2434 * Makefile.in (tree.o): Depend on intl.h.
2437 * dwarf2out.c (dwarf2out_var_location): Always clear
2438 last_postcall_label when changing last_label.
2440 2009-10-14 Pascal Obry <obry@adacore.com>
2442 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
2443 (process_command): Handle -E as done with -c and -S. Do not add
2444 the target executable suffix to the output file when -E is used.
2445 (main): Adjust error message accordingly.
2447 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
2453 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
2455 (tree_code_size): Likewise.
2457 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2459 * builtins.c (fold_builtin_1): Support complex "arc" functions.
2460 * real.h (HAVE_mpc_arc): Define.
2462 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
2464 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
2465 (struct builtin_description): Add fndecl field.
2466 (bdesc): Remove const qualifier. Update initializer.
2467 (sh_media_init_builtins): Remove const qualifier for d. Record
2468 the result of add_builtin_function to the fndecl field.
2469 (sh_builtin_decl): New.
2470 (sh_media_builtin_decl): New.
2472 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
2475 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
2476 requests between special registers.
2478 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
2480 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
2482 2009-10-13 Richard Henderson <rth@redhat.com>
2484 PR tree-optimization/41377
2485 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
2486 (cleanup_empty_eh_merge_phis): New change_region parameter;
2487 pass it on to redirect_eh_edge_1. Update callers.
2488 (cleanup_empty_eh_unsplit): Don't require an existing EH label
2489 at the destination block.
2491 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
2493 * passes.c (register_pass): Replaced gcc_unreachable by
2494 fatal_error on failure. Mentions plugins in comments & messages.
2496 2009-10-13 Jakub Jelinek <jakub@redhat.com>
2499 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
2500 * sched-vis.c (print_value): Use it.
2501 * cselib.c (cselib_hash_rtx): Likewise.
2502 * print-rtl.c (print_rtx): Likewise.
2503 * cfgexpand.c (expand_debug_rtx): Likewise.
2504 * var-tracking.c (vt_expand_loc_callback): Likewise.
2506 2009-10-13 Richard Guenther <rguenther@suse.de>
2509 * opts.c (handle_option): Split out code to handle setting
2510 the options flag var ...
2511 (set_option): ... here.
2512 * opts.h (set_option): Declare.
2513 * lto-opts.c (register_user_option_p): Include -fexceptions
2514 and all position independent code variants.
2515 (handle_common_option): Remove.
2516 (lto_reissue_options): Use set_option.
2518 2009-10-13 Martin Jambor <mjambor@suse.cz>
2520 PR tree-optimization/41661
2521 * ipa-prop.c (compute_complex_pass_through): Allow only operations
2522 that are tcc_comparisons or do not change the type in any
2524 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
2525 folding tcc_comparison operations.
2527 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2529 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
2532 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
2538 * tree.def (DEBUG_EXPR_DECL): New.
2539 * rtl.def (DEBUG_EXPR): New.
2540 * gengtype.c (adjust_field_rtx_def): Handle it.
2541 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
2542 (insert_debug_temp_for_var_def): ... this. Drop support for
2543 moving. Take iterator for def stmt; insert debug stmt before it.
2544 Scan early for use count and kind in debug stmts.
2545 (propagate_defs_into_debug_stmts): Rename to...
2546 (insert_debug_temps_for_defs): ... this. Likewise.
2547 * tree.h (DEBUG_TEMP_UID): New.
2548 * tree.c (next_debug_decl_uid): New.
2549 (make_node_stat): Count debug decls separately.
2550 (copy_node_stat): Likewise.
2551 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
2552 * var-tracking.c (dv_is_decl_p): Recognize it.
2553 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
2554 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
2555 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
2556 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
2557 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
2558 (cselib_hash_rtx): Likewise.
2559 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
2560 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
2562 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
2563 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
2564 * rtl.c (copy_rtx): Likewise.
2565 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
2566 * print-rtl.c (print_rtx): Likewise.
2567 * sched-vis.c (print_value): Likewise.
2568 (print_insn): Handle DEBUG_EXPR_DECL.
2569 * tree-dump.c (dequeue_and_dump): Likewise.
2570 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
2571 * gimple-iterator (gsi_replace): Check for same lhs.
2572 (gsi_remove): Insert debug temps.
2573 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
2574 (move_computations_stmt): Drop explicit propagation into debug stmts.
2575 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
2576 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
2577 * tree-ssa-sink.c (statement_sink_location): Likewise.
2578 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
2579 * tree-ssanames.c (release_ssa_name): Adjust for rename.
2580 * tree-flow.h: Likewise.
2581 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
2582 debug temps without values.
2583 (eliminate_unnecessary_stmts): Don't discard just-inserted
2586 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
2589 * config/cris/cris.md (andu): Check that operand 1 is one of the
2590 general registers. Fix typo in head comment.
2592 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
2594 * config/i386/i386.md (vswapmov): New.
2595 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
2596 (ix86_function_ms_hook_prologue): New.
2597 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
2598 * configure.ac: Test for swap suffix support in as.
2599 * configure: Rebuild.
2601 2009-10-12 Jakub Jelinek <jakub@redhat.com>
2604 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
2605 paradoxical subregs to prevent partial register stalls if the inner
2606 mode is integer mode.
2608 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
2610 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
2612 2009-10-12 Dodji Seketeli <dodji@redhat.com>
2615 * gcc/dwarf2out.c (template_parameter_pack_die,
2616 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
2618 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
2621 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
2623 (maybe_register_def): Likewise. Take stmt iterator.
2624 (rewrite_update_stmt): Take stmt iterator and pass it on.
2625 (rewrite_update_enter_block): Pass stmt iterator.
2627 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2629 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
2630 (spu_builtin_decl): New function.
2632 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
2634 * config/i386/i386.md (SWIM): New mode iterator.
2635 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
2636 using SWIM mode iterator.
2637 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
2638 patterns using SWI48 mode iterator.
2639 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
2640 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
2641 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
2642 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
2643 patterns using SWI248 mode iterator.
2644 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
2645 gen_x86_movdicc_0_m1_rex64 for renamed function
2647 2009-10-11 Jose Ruiz <ruiz@adacore.com>
2648 Eric Botcazou <ebotcazou@adacore.com>
2651 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
2652 * config/sparc/sol2-unwind.h: New file.
2654 2009-10-11 Olivier Hainque <hainque@adacore.com>
2655 Eric Botcazou <ebotcazou@adacore.com>
2658 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
2659 * config/i386/sol2-unwind.h: New file.
2661 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
2664 * config/i386/i386.md (addsi_1_zext): Get the proper second
2667 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
2669 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
2670 all OLD_RTXes, not just REGs. Use copy_rtx to create the
2673 2009-10-11 Richard Guenther <rguenther@suse.de>
2675 * gimple.c (iterative_hash_type_name): Do not handle special
2678 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
2680 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
2681 (*setcc_si_1_and): Ditto.
2682 (*setcc_si_1_movzbl): Ditto.
2683 (*setcc_<mode>_2): Ditto.
2684 (*setcc_qi): Rename from *setcc_1.
2685 (*setcc_qi_slp): Rename from *setcc_2.
2687 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
2688 (*zero_extendqisi2_movzbw_and splitter): Ditto.
2690 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
2691 "if" condition, there is already assert with reload_completed present.
2693 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
2695 * plugin.c (try_init_one_plugin): Improve constness of variable err.
2697 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
2699 * doc/install.texi (Final install): Refer to
2700 http://gcc.gnu.org/bugs/ for bug reporting.
2702 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
2704 * configure.ac: Add test for dci instruction.
2705 * configure: Regenerate.
2706 * config.in: Likewise.
2707 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
2708 * doc/invoke.texi: Add cpu_type 476 and 476fp.
2709 (-mmulhw): Add 476 to description.
2710 (-mdlmzb): Likewise.
2711 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
2712 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
2713 (processor_target_table): Add 476 and 476fp entries.
2714 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
2715 (rs6000_issue_rate): Add CPU_PPC476.
2716 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
2717 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
2718 (processor_type): Add PROCESSOR_PPC476.
2719 (EXTRA_SPECS): Add asm_cpu_476 string.
2720 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
2721 (define_attr "cpu"): Add ppc476.
2723 Update comments for 476.
2724 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
2725 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
2726 Update copyright year.
2727 * config/rs6000/476.md: New file.
2728 * config/rs6000/40x.md: Add description for "isel" attribute.
2729 Update copyright year.
2730 * config/rs6000/440.md: Likewise.
2731 * config/rs6000/603.md: Likewise.
2732 * config/rs6000/6xx.md: Likewise.
2733 * config/rs6000/7450.md: Likewise.
2734 * config/rs6000/7xx.md: Likewise.
2735 * config/rs6000/8540.md: Likewise.
2736 * config/rs6000/cell.md: Likewise.
2737 * config/rs6000/e300c2c3.md: Likewise.
2738 * config/rs6000/e500mc.md: Likewise.
2739 * config/rs6000/mpc.md: Likewise.
2740 * config/rs6000/power4.md: Likewise.
2741 * config/rs6000/power5.md: Likewise.
2742 * config/rs6000/power6.md: Likewise.
2743 * config/rs6000/power7.md: Likewise.
2744 * config/rs6000/rios1.md: Likewise.
2745 * config/rs6000/rios2.md: Likewise.
2746 * config/rs6000/rs64.md: Likewise.
2748 2009-10-10 Richard Guenther <rguenther@suse.de>
2750 PR tree-optimization/41654
2751 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
2752 a cond expr before calling gimple_cond_set_condition_from_tree.
2753 (ifcombine_iforif): Likewise.
2755 2009-10-09 Ian Lance Taylor <iant@google.com>
2757 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
2758 * configure: Rebuild.
2760 2009-10-09 Neil Vachharajani <nvachhar@google.com>
2762 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
2765 2009-10-09 Richard Guenther <rguenther@suse.de>
2768 * target-def.h (TARGET_BUILTIN_DECL): Define.
2769 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
2770 * target.h (struct gcc_target): Add builtin_decl target hook.
2771 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
2772 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
2774 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
2775 not gcc_unreachable.
2776 (lto_output_builtin_tree): Sorry if the target does not support
2777 streaming target builtins.
2778 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
2779 (rs6000_builtin_decl): New function.
2780 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
2781 (ix86_builtin_decl): New function.
2783 2009-10-09 Jakub Jelinek <jakub@redhat.com>
2785 PR preprocessor/41445
2786 * c-ppoutput.c (do_line_change): New function.
2787 (cb_line_change): Use it.
2788 (scan_translation_unit): Call do_line_change if
2789 avoid_paste or PREV_WHITE and token location is on a different line
2790 than print.src_line.
2793 * dwarf2out.c (dwarf2out_init): Test whether
2794 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
2797 PR rtl-optimization/41646
2798 * calls.c (expand_call): For BLKmode types returned in registers
2799 avoid likely spilled hard regs in copy_blkmode_from_reg generated
2802 2009-10-09 Richard Guenther <rguenther@suse.de>
2804 PR tree-optimization/41634
2805 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
2806 we remove the correct elements.
2807 (optimize_stmt): Make sure to update stmt operands before
2808 optimizing redundancies.
2810 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2812 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
2814 2009-10-09 Richard Guenther <rguenther@suse.de>
2817 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
2819 (lto_wrapper_exit): New function.
2821 (fatal_perror): Likewise.
2822 (fork_execute): Use global args_name, do not free it.
2823 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
2824 * lto-streamer.h: Remove duplicate prototypes.
2826 2009-10-09 Richard Guenther <rguenther@suse.de>
2828 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
2829 before calling stmt_can_throw_external.
2831 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
2833 PR tree-optimization/40071
2834 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
2835 pointer if the original data reference doesn't conflict with the
2836 created vector data reference. Fix long line.
2838 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
2840 * config/i386/i386.md (any_div): New code iterator.
2841 (u): Handle div and udiv.
2843 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
2845 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
2846 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
2847 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
2848 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
2850 2009-10-08 Joseph Myers <joseph@codesourcery.com>
2852 * gcc.c (main): Remove trailing "." from diagnostics.
2854 2009-10-08 Cary Coutant <ccoutant@google.com>
2856 Add support for debugging with ICF (Identical Code Folding).
2857 * calls.c (debug.h): New #include.
2858 (emit_call_1): Call virtual_call_token debug hook.
2859 * common.opt (-fenable-icf-debug): New option.
2860 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
2861 locations in the source).
2862 (poc_label_num): New variable.
2863 (dcall_entry, vcall_entry): New typedefs.
2864 (dcall_table, vcall_table): New variables.
2865 (struct vcall_insn): New type.
2866 (vcall_insn_table): New variable.
2867 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
2868 (size_of_dcall_table): New function.
2869 (output_dcall_table): New function.
2870 (size_of_vcall_table): New function.
2871 (output_vcall_table): New function.
2872 (dwarf2out_direct_call): New function.
2873 (vcall_insn_table_hash): New function.
2874 (vcall_insn_table_eq): New function.
2875 (dwarf2out_virtual_call_token): New function.
2876 (dwarf2out_virtual_call): New function.
2877 (dwarf2out_init): Allocate new tables and sections.
2878 (prune_unused_types): Mark DIEs referenced from direct call table.
2879 (dwarf2out_finish): Output direct and virtual call tables.
2880 * final.c (final_scan_insn): Call direct_call and virtual_call
2882 * debug.h (struct gcc_debug_hooks): Add direct_call,
2883 virtual_call_token, virtual_call hooks.
2884 (debug_nothing_uid): New function.
2885 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
2886 (debug_nothing_uid): New function.
2887 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
2888 (xcoff_debug_hooks): Likewise.
2889 * sdbout.c (sdb_debug_hooks): Likewise.
2890 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2891 * doc/invoke.texi (-fenable-icf-debug): New option.
2893 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
2896 * regmove.c (regmove_backward_pass): Replace src with dst in the
2897 debug insn, and check for dst before rather than after.
2899 2009-10-08 Janis Johnson <janis187@us.ibm.com>
2901 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
2902 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
2904 2009-10-08 Jan Hubicka <jh@suse.cz>
2907 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
2908 do not mark cgraph nodes as needed.
2909 (record_references_in_initializer): Add new only_vars parameter.
2910 * cgraph.h (record_references_in_initializer): New parameter.
2911 * varasm.c (assemble_variable): Update call.
2912 * varpool.c (varpool_analyze_pending_decls): Always look for
2915 2009-10-08 Anatoly Sokolov <aesok@post.ru>
2917 * config/avr/avr.c (last_insn_address) Remove variable.
2918 (expand_prologue): Don't initialise last_insn_address variable.
2919 (final_prescan_insn): Don't output insn size.
2920 * config/avr/avr.opt (msize): Remove switch.
2921 * doc/invoke.texi (AVR Options): Remove documentation of -msize
2924 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
2926 * combine.c (label_tick_ebb_start): Fix comment.
2927 (combine_instructions): Set label_tick and label_tick_ebb_start before
2928 calling setup_incoming_promotions. Start them from 1. Increment
2929 label_tick instead of deriving it from the BB index. Rather than
2930 comparing ticks use the block from the previous iteration to decide
2931 whether to start a new EBB. Remove empty lines before function.
2933 2009-10-08 Michael Matz <matz@suse.de>
2936 * builtins.c (fold_builtin_isascii): Use fold_build2.
2937 (fold_builtin_isdigit): Ditto.
2938 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
2939 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
2940 remove_useless_stmts_cond, remove_useless_stmts_tf,
2941 remove_useless_stmts_tc, remove_useless_stmts_bind,
2942 remove_useless_stmts_goto, remove_useless_stmts_label,
2943 remove_useless_stmts_1, remove_useless_stmts,
2944 pass_remove_useless_stmts): Remove.
2945 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
2946 * passes.c (init_optimization_passes): Don't add
2947 pass_remove_useless_stmts.
2948 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
2949 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
2951 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
2952 for static constants.
2953 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
2954 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
2956 2009-10-08 Richard Guenther <rguenther@suse.de>
2958 * gimple.c (free_gimple_type_tables): New function.
2959 * gimple.h (free_gimple_type_tables): Declare.
2961 2009-10-07 Mark Heffernan <meheff@google.com>
2963 * ipa-prop.c (ipa_print_node_params) Only print
2964 names of named arguments.
2966 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
2968 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
2969 being statically linked.
2971 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2973 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
2975 2009-10-08 Jan Hubicka <jh@suse.cz>
2978 * ipa.c (cgraph_externally_visible_p,
2979 function_and_variable_visibility,
2980 whole_program_function_and_variable_visibility): Skip non-finalized
2983 2009-10-08 Nick Clifton <nickc@redhat.com>
2985 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
2988 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
2991 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
2993 2009-10-07 Joseph Myers <joseph@codesourcery.com>
2996 * c-common.c (c_fully_fold_internal): Strip nops from the result
2997 of recursive calls to c_fully_fold_internal.
2998 (c_wrap_maybe_const): New.
2999 (c_save_expr): Use c_wrap_maybe_const.
3000 * c-common.h (c_wrap_maybe_const): Declare.
3001 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
3002 build_binary_op): Use c_wrap_maybe_const.
3004 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3006 * real.c: Fix comment to reflect actual exponent size.
3008 2009-10-08 Ben Elliston <bje@au.ibm.com>
3010 * config/rs6000/a2.md: Add FSF comment header.
3012 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
3014 * config/i386/i386.md (any_extend): New code iterator.
3015 (u, s): New code attributes.
3017 (DWIH): Rewrite as code iterator for SI and DI modes.
3018 (DWI): Rewrite as mode attribute.
3019 (dwi): New mode attribute.
3020 (di): Depend on SI mode and DI mode.
3021 (doubleint_general_operand): Remove mode attribute.
3023 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
3026 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
3027 (*sub<mode>3_doubleword): Ditto.
3029 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
3030 using SWIM248 mode iterator.
3031 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
3032 using SWI48 mode iterator.
3033 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
3034 patterns using DWIH mode iterator and any_extend code iterator.
3035 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
3036 using any_extend code iterator.
3037 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
3038 patterns using DWIH mode iterator and any_extend code iterator.
3039 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
3040 using any_extend code iterator.
3041 (<s>mul<mode>3_highpart): Macroize expander from
3042 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
3043 and any_extend code iterator.
3044 (*<s>muldi3_highpart_1): Macroize insn from
3045 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
3046 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
3047 patterns using any_extend code iterator.
3048 (*<s>mulsi3_highpart_zext): Macroize insn from
3049 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
3051 2009-10-07 Jakub Jelinek <jakub@redhat.com>
3053 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
3054 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
3055 refering to a DIE with DW_AT_const_value.
3057 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
3060 * ira-lives.c (check_and_make_def_conflict): Process all operands.
3062 2009-10-06 Jan Hubicka <jh@suse.cz>
3064 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
3067 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3069 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
3070 *lea_2_rex64): Move before *add<mode>_1 pattern.
3072 2009-10-07 Jan Hubicka <jh@suse.cz>
3074 * collect2.c (main): Add -fno-whole-program.
3075 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
3077 2009-10-07 Jan Hubicka <jh@suse.cz>
3079 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
3080 has no address taken.
3081 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
3083 (cgraph_clone_node): Clear externally_visible flag for clones.
3084 * cgraph.h (cgraph_only_called_directly_p,
3085 cgraph_can_remove_if_no_direct_calls_p): New predicates.
3086 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
3087 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
3088 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
3089 ipcp_insert_stage): Likwise.
3090 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
3091 externally_visible flag.
3092 (verify_cgraph_node): Verify that inline clones look right.
3093 (process_function_and_variable_attributes): Do not set
3094 externally_visible flags.
3095 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
3097 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
3099 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
3100 clear externally_visible when turning into inline clones
3101 (cgraph_mark_inline_edge): Use new predicates.
3102 (cgraph_estimate_growth): Likewise.
3103 (cgraph_decide_inlining): Likewise.
3104 * ipa.c (cgraph_postorder): Likewise.
3105 (cgraph_remove_unreachable_nodes): Likewise; sanity check
3106 that inline clones are not needed.
3107 (cgraph_externally_visible_p): New predicate.
3108 (function_and_variable_visibility): Add whole_program parameter;
3109 always set externally_visible flag; handle COMDAT function
3111 (local_function_and_variable_visibility): New function.
3112 (gate_whole_program_function_and_variable_visibility): New function.
3113 (whole_program_function_and_variable_visibility): New function.
3114 (pass_ipa_whole_program_visibility): New function.
3115 * passes.c (init_optimization_passes): Add whole program visibility
3117 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
3118 not care about needed/reachable flags.
3119 * varpool.c: Include flags.h
3120 (decide_is_variable_needed): When doing LTO assume whole-program mode.
3121 (varpool_finalize_decl): When we are in LTO read-back, all variables
3123 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
3125 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3127 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
3130 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3132 * config.gcc: Don't include the makefile fragments intended for
3134 * config/s390/fixdfdi.h: File removed.
3135 * config/s390/libgcc-glibc.ver: File removed.
3136 * config/s390/s390.h: Remove the fixdfdi.h hack.
3137 * config/s390/t-crtstuff: File moved to libgcc dir.
3138 * config/s390/t-linux: Likewise.
3139 * config/s390/t-tpf: libgcc specific parts removed.
3140 * config/s390/t-linux64: Likewise.
3142 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3144 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
3145 (lto-compress.o): Likewise.
3147 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
3150 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
3151 dllexport to class members here.
3152 (i386_pe_determine_dllimport_p): Only check static class data for
3154 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
3155 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
3156 functions for vague linkage.
3157 (i386_pe_type_dllexport_p): Fix formatting.
3158 (maybe_add_dllexport) New function.
3159 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
3162 2009-10-07 Ben Elliston <bje@au.ibm.com>
3164 * config/rs6000/a2.md: Remove duplicated lines.
3166 2009-10-07 Ben Elliston <bje@au.ibm.com>
3168 * config.gcc (powerpc*-*-*): Handle a2.
3169 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
3170 * config/rs6000/a2.md: New file.
3171 * config/rs6000/rs6000.opt (mno-update): New.
3172 (mupdate): Return to using a mask, not a var.
3173 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
3174 (enum processor_type): Add PROCESSOR_PPCA2.
3175 * config/rs6000/rs6000.c (ppca2_cost): New costs.
3176 (rs6000_override_options): Add "a2" to processor_target_table.
3177 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
3178 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
3180 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3182 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
3183 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
3184 reference to nonexistent gen_truncxfxf2 function.
3186 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3188 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
3189 (DWIH, g, di, doubleint_general_operand): New mode attributes.
3190 (general_operand): Handle TI mode.
3191 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
3192 using SDWIM mode iterator.
3193 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
3194 pattern from *add{di,ti}3_1 patterns and corresponding splitters
3195 using DWI mode iterator.
3196 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
3197 patterns using SWI mode iterator.
3198 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
3199 using SWI48 mode iterator.
3200 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
3201 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
3202 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
3203 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
3204 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
3205 using SDWIM mode iterator.
3206 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
3207 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
3208 using DWI mode iterator.
3209 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
3210 patterns using SWI mode iterator.
3211 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
3212 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
3213 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
3214 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
3215 patterns using plusminus code iterator.
3216 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
3217 sub<mode>3 patterns using plusminus code iterator.
3218 * config/i386/i386.c (override_options): Update the call to
3219 gen_subdi_carry_rex64 for renamed function.
3220 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
3221 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
3222 calls to instruction expanders.
3224 2009-10-06 Martin Jambor <mjambor@suse.cz>
3227 * opts.c (decode_options): Run IPA-SRA at -O2.
3229 2009-10-06 Richard Guenther <rguenther@suse.de>
3231 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
3233 2009-10-06 Tobias Burnus <burnus@net-b.de>
3236 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
3237 -flto and -fwhole-program flags can be combined.
3239 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
3242 * gcc.c (process_command): Check that -o argument was specified.
3244 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3246 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
3248 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3250 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
3251 * doc/invoke.texi (Warning Options): Annotate allowed languages
3252 for -Wunsuffixed-float-constants.
3254 2009-10-05 Jakub Jelinek <jakub@redhat.com>
3256 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
3257 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
3258 same name and isn't the main variant.
3261 * dwarf2out.c (loc_by_reference): Removed.
3262 (dw_loc_list_1): New function.
3263 (dw_loc_list): Remove toplev argument, add want_address argument.
3264 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
3265 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
3266 want_address == 2 to dw_loc_list. For successful dw_loc_list
3267 set have_address to 1 only if want_address is not 0.
3269 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
3271 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
3272 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
3273 a code block followed by two pointers.
3274 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
3275 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
3276 (MIPS_MOVE): Likewise.
3277 (MIPS_LUI): Likewise.
3278 (MIPS_JR): Likewise.
3279 (MIPS_BAL): Likewise.
3280 (MIPS_NOP): Likewise.
3281 (mips_asm_trampoline_template): Delete.
3282 (mips_trampoline_code_size): New function.
3283 (mips_trampoline_init): Add shorter sequences for all cases
3284 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
3285 Calculate the opcodes directly, rather than copying from a template.
3286 Only flush the code part of the trampoline.
3287 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
3289 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
3291 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
3292 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
3293 (INCOMING_RETURN_ADDR_RTX): Likewise.
3294 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
3296 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
3297 with RETURN_ADDR_REGNUM.
3298 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
3299 * config/mips/mips.c (mips16_build_call_stub): Replace
3300 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
3301 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
3302 (mips_print_operand_punctuation): Likewise.
3303 (mips_frame_set): Likewise.
3304 (mips16e_output_save_restore): Likewise.
3305 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
3306 (mips_save_reg_p): Likewise.
3307 (mips_return_addr): Likewise.
3308 (mips_set_return_address): Likewise.
3309 (mips_direct_save_slot_move_p): Likewise.
3310 (mips_output_function_prologue): Likewise.
3311 (mips_restore_reg): Likewise.
3312 (mips_expand_epilogue): Likewise.
3313 (mips_epilogue_uses): Likewise.
3314 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
3315 (*mov<mode>_ra): Use it instead of a hard-coded 31.
3316 (clear_hazard_<mode>): Likewise.
3317 (call_internal): Likewise.
3318 (call_internal_direct): Likewise.
3319 (call_direct_split): Likewise.
3320 (call_value_internal): Likewise.
3321 (call_value_split): Likewise.
3322 (call_value_internal_direct): Likewise.
3323 (call_value_direct_split): Likewise.
3324 (call_value_multiple_internal): Likewise.
3325 (call_value_multiple_split): Likewise.
3327 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
3328 Jakub Jelinek <jakub@redhat.com>
3330 PR rtl-optimization/41511
3331 * combine.c (record_value_for_reg): Pass explicit values as argument
3332 to get_last_value_validate.
3333 (get_last_value_validate): Document INSN parameter.
3334 For non-readonly MEMs, assume they might have been modified if INSN
3335 was in another basic block.
3336 (get_last_value): Minor reformatting.
3338 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3341 * final.c (asm_str_count): Split out from asm_insn_count.
3342 * rtl.h (asm_str_count): New prototype.
3343 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
3346 2009-10-05 Sriraman Tallam <tmsriram@google.com>
3348 * doc/plugins.texi: Change plugin_pass to register_pass_info.
3350 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
3351 Rafael Espindola <espindola@google.com>
3353 * gengtype.c (write_types): Moved call to write_func_for_structure
3354 into seperate loops.
3356 2009-10-05 Richard Guenther <rguenther@suse.de>
3359 * lto-cgraph.c (output_cgraph): Output toplevel asms.
3360 (input_cgraph_1): Input toplevel asms.
3362 2009-10-05 Richard Guenther <rguenther@suse.de>
3365 * lto-symtab.c (lto_compatible_attributes_p): Remove.
3366 (external_aggregate_decl_p): Likewise.
3367 (lto_symtab_compatible): Re-structure. Remove dead code.
3368 For variables ignore toplevel qualifiers when comparing types.
3369 Issue warnings, not errors for mismatched user-alignment.
3371 2009-10-05 Richard Guenther <rguenther@suse.de>
3375 * lto-symtab.c (struct lto_symtab_base_def): Remove.
3376 (struct lto_symtab_identifier_def): Likewise.
3377 (struct lto_symtab_decl_def): Likewise.
3378 (struct lto_symtab_entry_def): New.
3379 (lto_symtab_identifier_t): Rename to ...
3380 (lto_symtab_entry_t): ... this.
3381 (lto_symtab_decls): Remove.
3382 (lto_symtab_base_hash): Rename to ...
3383 (lto_symtab_entry_hash): ... this.
3384 (lto_symtab_base_eq): Rename to ...
3385 (lto_symtab_entry_eq): ... this.
3386 (lto_symtab_base_marked_p): Rename to ...
3387 (lto_symtab_entry_marked_p): ... this.
3388 (lto_symtab_identifier_marked_p): Remove.
3389 (lto_symtab_decl_marked_p): Likewise.
3390 (lto_symtab_maybe_init_hash_tables): Rename to ...
3391 (lto_symtab_maybe_init_hash_table): ... this.
3392 (lto_symtab_set_resolution_and_file_data): Remove.
3393 (lto_symtab_register_decl): New function.
3394 (lto_symtab_get_identifier): Remove.
3395 (lto_symtab_get): New function.
3396 (lto_symtab_get_resolution): Adjust.
3397 (lto_symtab_get_identifier_decl): Remove.
3398 (lto_symtab_set_identifier_decl): Likewise.
3399 (lto_symtab_merge_decl): Rename to ...
3400 (lto_symtab_merge): ... this. Rewrite.
3401 (lto_symtab_merge_var): Remove.
3402 (lto_symtab_merge_fn): Likewise.
3403 (lto_symtab_prevailing_decl): Adjust.
3404 (lto_cgraph_replace_node): New function.
3405 (lto_symtab_merge_decls_2): Likewise.
3406 (lto_symtab_merge_decls_1): Likewise.
3407 (lto_symtab_fixup_var_decls): Likewise.
3408 (lto_symtab_resolve_symbols): Likewise.
3409 (lto_symtab_merge_decls): Likewise.
3410 (lto_symtab_prevailing_decl): Adjust.
3411 (lto_symtab_get_symtab_def): Remove.
3412 (lto_symtab_get_file_data): Likewise.
3413 (lto_symtab_clear_resolution): Adjust.
3414 (lto_symtab_clear_resolution): Likewise.
3415 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
3416 (input_cgraph_1): Likewise.
3417 * lto-streamer-in.c (get_resolution): Do not provide fake
3418 symbol resolutions here.
3419 (deferred_global_decls): Remove.
3420 (lto_register_deferred_decls_in_symtab): Likewise.
3421 (lto_register_var_decl_in_symtab): Change signature, register
3422 variable via lto_symtab_register_decl.
3423 (lto_register_function_decl_in_symtab): Likewise.
3424 (lto_read_tree): Adjust.
3425 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
3426 (lto_symtab_merge_var): Likewise.
3427 (lto_symtab_merge_fn): Likewise.
3428 (lto_symtab_register_decl): Declare.
3429 (lto_symtab_merge_decls): Likewise.
3431 2009-10-05 Richard Guenther <rguenther@suse.de>
3433 PR tree-optimization/23821
3434 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
3435 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
3436 simple IV increments.
3438 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3440 * config/arm/arm.c (arm_override_options): Really initialize
3441 flag_dwarf2_cfi_asm to 0.
3443 2009-10-05 Doug Kwan <dougkwan@google.com>
3445 PR rtl-optimization/41574
3446 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
3447 floating point and we are not doing unsafe math optimizations.
3449 2009-10-03 Simon Baldwin <simonb@google.com>
3450 Cary Coutant <ccoutant@google.com>
3451 Rafael Espindola <espindola@google.com>
3452 Richard Guenther <rguenther@suse.de>
3453 Jan Hubicka <jh@suse.cz>
3454 Doug Kwan <dougkwan@google.com>
3455 H.J. Lu <hongjiu.lu@intel.com>
3456 Bill Maddox <maddox@google.com>
3457 Ryan Mansfield <rmansfield@qnx.com>
3458 Diego Novillo <dnovillo@google.com>
3459 Ollie Wild <aaw@google.com>
3460 Kenneth Zadeck <zadeck@naturalbridge.com>
3462 * lto-cgraph.c: New file.
3463 * lto-compress.c: New file.
3464 * lto-compress.h: New file.
3465 * lto-opts.c: New file.
3466 * lto-section-in.c: New file.
3467 * lto-section-out.c: New file.
3468 * lto-streamer-in.c: New file.
3469 * lto-streamer-out.c: New file.
3470 * lto-streamer.c: New file.
3471 * lto-streamer.h: New file.
3472 * lto-symtab.c: New file.
3473 * lto-wpa-fixup.c: New file.
3474 * lto-wrapper.c: New file.
3476 2009-10-03 Simon Baldwin <baldwin@google.com>
3477 Ben Elliston <bje@au.ibm.com>
3478 Rafael Espindola <espindola@google.com>
3479 Nathan Froyd <froydnj@codesourcery.com>
3480 Jan Hubicka <jh@suse.cz>
3481 Doug Kwan <dougkwan@google.com>
3482 Diego Novillo <dnovillo@google.com>
3483 Kenneth Zadeck <zadeck@naturalbridge.com>
3485 * Makefile.in (enable_lto): New.
3486 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
3487 (LINKER_PLUGIN_API_H): Define.
3488 (LTO_SYMTAB_H): Define.
3489 (LTO_STREAMER_H): Define.
3490 (TREE_VECTORIZER_H): Define.
3491 (INCLUDES): Add LIBELFINC.
3492 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
3493 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
3494 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
3495 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
3496 (native): Add lto-wrapper$(exeext)
3497 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
3498 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
3499 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
3500 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
3501 (varasm.o): Add dependency on tree-iterator.h.
3502 (cgraph.o): Add dependency on cif-code.def.
3503 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
3504 (ipa-pure-const.o): Likewise.
3505 (GTFILES): Add lto-symtab.c.
3506 (install-lto-wrapper): New.
3507 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
3508 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
3509 * config.in: Regenerate.
3511 2009-10-03 Rafael Espindola <espindola@google.com>
3512 Diego Novillo <dnovillo@google.com>
3514 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
3515 ipa_write_summaries.
3516 Call execute_ipa_summary_passes for all_regular_ipa_passes and
3518 (cgraph_optimize): Make extern.
3520 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
3521 Kenneth Zadeck <zadeck@naturalbridge.com>
3523 * toplev.c (in_lto_p): Declare.
3524 * collect2.c (scan_prog_file): Read all the output when reading
3525 information for LTO.
3526 (enum lto_mode_d): Declare.
3528 2009-10-03 Richard Guenther <rguenther@suse.de>
3529 Diego Novillo <dnovillo@google.com>
3531 * gimple.c: Include target.h and alias.h.
3532 (gimple_types): Declare.
3533 (type_hash_cache): Declare.
3534 (gimple_alloc_stat): Make extern.
3535 (gimple_build_eh_must_not_throw): Call
3536 gimple_eh_must_not_throw_set_fndecl.
3537 (struct type_pair_d): Declare.
3538 (type_pair_t): Declare.
3539 (type_pair_hash): New.
3540 (type_pair_eq): New.
3541 (lookup_type_pair): New.
3542 (gimple_force_type_merge): New.
3543 (compare_type_names_p): New.
3544 (compare_field_offset): New.
3545 (gimple_types_compatible_p): New.
3546 (struct sccs): Declare.
3547 (next_dfs_num): Declare.
3548 (iterative_hash_gimple_type): New.
3550 (iterative_hash_type_name): New.
3551 (iterative_hash_gimple_type): New.
3552 (gimple_type_hash): New.
3553 (gimple_type_eq): New.
3554 (gimple_register_type): New.
3555 (print_gimple_types_stats): New.
3556 (gimple_signed_or_unsigned_type): New.
3557 (gimple_unsigned_type): New.
3558 (gimple_signed_type): New.
3559 (gimple_get_alias_set): New.
3560 (gimple_decl_printable_name): Do not use DMGL_TYPES.
3561 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
3562 (gimple_force_type_merge): Declare.
3563 (gimple_types_compatible_p): Declare.
3564 (gimple_register_type): Declare.
3565 (print_gimple_types_stats): Declare.
3566 (gimple_unsigned_type): Declare.
3567 (gimple_signed_type): Declare.
3568 (gimple_get_alias_set): Declare.
3569 (gimple_eh_must_not_throw_set_fndecl): New.
3571 2009-10-03 Jan Hubicka <jh@suse.cz>
3572 Kenneth Zadeck <zadeck@naturalbridge.com>
3574 * ipa-pure-const.c: Include lto-streamer.h.
3575 (register_hooks): Factor out of ...
3576 (generate_summary): ... here.
3577 (pure_const_write_summary): New.
3578 (pure_const_read_summary): New.
3579 (pass_ipa_pure_const): Add pure_const_write_summary and
3580 pure_const_read_summary.
3581 * ipa-reference.c: Include lto-streamer.h.
3582 (add_new_function): New.
3583 (remove_node_data): New.
3584 (duplicate_node_data): New.
3585 (ipa_init): Guard against multiple calls.
3586 Move hook setup from analyze_function.
3587 (write_node_summary_p): New.
3588 (ipa_reference_write_summary): New.
3589 (ipa_reference_read_summary): New.
3590 (pass_ipa_reference): Add ipa_reference_write_summary and
3591 ipa_reference_read_summary.
3592 * cgraph.h (cgraph_local_info): Add field lto_file_data.
3593 (struct cgraph_edge): Add fields lto_stmt_uid and
3594 call_stmt_cannot_inline_p.
3595 (cgraph_optimize): Declare.
3596 (cgraph_decide_is_function_needed): Declare.
3597 (reset_inline_failed): Declare.
3598 (enum LTO_cgraph_tags): Declare.
3599 (LTO_cgraph_tag_names): Declare.
3600 (LCC_NOT_FOUND): Define.
3602 2009-10-03 Doug Kwan <dougkwan@google.com>
3603 Rafael Espindola <espindola@google.com>
3604 Jan Hubicka <jh@suse.cz>
3605 Diego Novillo <dnovillo@google.com>
3606 Kenneth Zadeck <zadeck@naturalbridge.com>
3608 * passes.c (all_regular_ipa_passes): New.
3609 (all_ipa_passes): Rename to all_small_ipa_passes.
3610 (init_optimization_passes): Init all_regular_ipa_passes.
3611 * tree-pass.h (all_regular_ipa_passes): New.
3612 (all_ipa_passes): Rename to all_small_ipa_passes.
3613 * passes.c (all_lto_gen_passes): New.
3614 (init_optimization_passes): Initialize all_lto_gen_passes.
3615 (execute_ipa_summary_passes): Make non-static.
3616 (ipa_write_summaries_1): New.
3617 (ipa_write_summaries_2): New.
3618 (ipa_write_summaries): New.
3619 (ipa_write_summaries_of_cgraph_node_set): New.
3620 (ipa_read_summaries_1): New.
3621 (ipa_read_summaries): New.
3622 (execute_ipa_pass_list): Call cgraph_process_new_functions.
3623 (execute_regular_ipa_pass_list): Remove.
3624 (init_optimization_passes): Schedule
3625 pass_rebuild_cgraph_edges and pass_early_inline outside
3626 of pass_all_early_optimizations. Document reason.
3627 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
3628 pass_ipa_lto_finish_out): New pass.
3629 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
3630 (execute_all_ipa_transforms): New.
3631 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
3632 (dump_properties, debug_properties): New.
3633 * tree-optimize.c (gate_all_early_local_passes): Return
3634 false if we are in lto1.
3635 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
3636 * tree-pass.h (execute_all_ipa_transforms): Declare.
3637 (pass_ipa_function_and_variable_visibility): Declare.
3638 (pass_ipa_early_inline): Declare.
3639 (pass_ipa_lto_gimple_out): Declare.
3640 (pass_ipa_lto_wpa_fixup): Declare.
3641 (pass_ipa_lto_finish_out): Declare.
3642 (all_small_ipa_passes, all_regular_ipa_passes,
3643 all_lto_gen_passes): Declare.
3644 (execute_ipa_summary_passes): Declare.
3645 (execute_all_ipa_transforms): Declare.
3646 (ipa_write_summaries): Declare
3647 (ipa_write_summaries_of_cgraph_node_set): Declare.
3648 (ipa_read_summaries): Declare.
3650 2009-10-03 Doug Kwan <dougkwan@google.com>
3651 Ollie Wild <aaw@google.com>
3653 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
3655 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
3656 (lto_mode): New variable.
3657 (maybe_run_lto_and_relink): Handle the -fwpa option.
3658 (main): Handle the -fwpa option.
3659 (maybe_unlink_list): New function.
3660 * gcc.c (link_lto_options): Replace -flto with -fwpa.
3661 * common.opt (flto): New flag.
3662 * toplev.c (flag_generate_lto): Declare.
3664 2009-10-03 Simon Baldwin <simonb@google.com>
3666 * common.opt (flto-compression-level): New flag.
3668 * opts.c: Include lto-opts.h.
3669 (handle_option): Call lto_register_user_option for each
3670 valid option handled.
3671 (decode_options): Clear registered options before the options
3674 2009-10-03 Cary Coutant <ccoutant@google.com>
3676 * collect2.c (is_elf): New function.
3677 (scan_prog_file): Require LTO object to be in ELF format.
3679 2009-10-03 Rafael Espindola <espindola@google.com>
3681 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
3682 libgcc to the linker.
3684 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
3686 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
3687 (collect_execute): Add flags argument. Pass flags to pex_run. Update
3689 * collect2.h (collect_execute): Add flags argument.
3690 * tlink.c (tlink_execute): Update call to collect_execute.
3691 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
3692 (use_linker_plugin): New.
3693 (use_linker_plugin_spec_function): New.
3694 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
3695 (linker_plugin_file_spec): New.
3696 (lto_wrapper_spec): New.
3697 (lto_gcc_spec): New.
3698 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
3699 (static_spec_functions): Add use-linker-plugin.
3700 (process_command): Handle -use-linker-plugin.
3701 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
3702 linker_plugin_file_spec and lto_gcc_spec.
3703 (use_linker_plugin_spec_function): New.
3705 2009-10-03 Richard Guenther <rguenther@suse.de>
3709 * tree.h (is_lang_specific): Include LANG_TYPE.
3710 * tree.c (find_decls_types_r): Manually add interesting parts
3711 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
3713 * gimple.c (type_pair_hash): Make symmetric.
3714 (type_pair_eq): Likewise.
3715 (lookup_type_pair): Increase initial hashtable size.
3716 (gimple_force_type_merge): Rely on type-pair symmetry.
3717 (visit): Remove excessive checking code.
3718 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
3719 (gimple_register_type): Remove getenv calls, shrink initial
3723 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
3724 inline functions if not generating lto output.
3727 * toplev.c (finalize): In WPA mode remove the asm file.
3729 2009-10-03 Doug Kwan <dougkwan@google.com>
3731 * ipa-inline.c (cgraph_mark_inline): Check
3732 edge->call_stmt_cannot_inline_p instead of calling
3733 gimple_call_cannot_inline_p.
3734 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
3735 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
3736 (inline_generate_summary): Do nothing in LTRANS.
3737 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
3738 exists before calling gimple_call_cannot_inline_p.
3739 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
3740 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
3741 Update new_edge->lto_stmt_uid.
3742 * cgraphbuild.c (reset_inline_failed): New.
3744 * common.opt (fwpa): New flag.
3745 (fltrans): New option.
3746 * gcc.c (gcc_lto_option_t): New type.
3747 (current_lto_option): New variable.
3748 (lto_single_spec_function): Remove and is replaced by ..
3749 (lto_option_spec_function): New function.
3750 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
3751 passing the -flto flag.
3752 (cc1_options): Separate non-LTO related parts into ..
3753 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
3754 (lto1_options): New spec for lto FE.
3755 (link_lto_options): New spec for handling LTO flags in linker.
3756 (invoke_lto_single): Re-format to fit in 80 column. Replace
3757 lto-single with lto-option.
3758 (static_specs): Add cc1_non_lto_options, lto1_options and
3760 (static_spec_function): Replace lto-single with lto-option.
3761 (process_command): Handle -flto, -fwpa and -fltran by setting
3762 current_lto_option and not passing it to subprocess unconditionally.
3764 2009-10-03 Bill Maddox <maddox@google.com>
3766 Add `gcc' driver support for link-time code generation (LTO).
3768 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
3769 (lto_flag, lto_objects, lto_o_file): New variables.
3770 (struct lto_object, struct lto_object_list): New structures.
3771 (collect_exit, handler): Remove LTO temporary output file on exit.
3772 (add_lto_object): New function.
3773 (maybe_run_lto_and_relink): New function. Perform link time code
3774 generation and relinking for object files containing LTO information.
3775 (main): Invoke maybe_run_lto_and_relink().
3776 (dump_argv): New function. For debugging, currently disabled.
3777 (scan_prog_file): Add LTO information pass.
3778 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
3780 * toplev.c (compile_file): Emit assembler directive to create
3781 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
3783 2009-10-03 Diego Novillo <dnovillo@google.com>
3785 * c.opt: Add LTO to warn_abi and warn_psabi.
3787 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
3788 inline function. Ignore language-specific nodes. Update all users.
3789 (find_decls_types_r): Do not traverse the subtrees of
3790 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
3791 * tree.h (is_lang_specific): New.
3792 * langhooks.h (struct lang_hooks_for_decls): Remove
3793 may_need_assembler_name_p. Update all users.
3795 * c-common.c (set_builtin_user_assembler_name): Move ...
3796 * builtins.c (set_builtin_user_assembler_name): ... here.
3797 (is_builtin_name): Add comment
3798 (is_builtin_fn): New.
3799 * except.c (output_ttype): Only call
3800 lookup_type_for_runtime if TYPE is not a runtime type.
3802 * passes.c (register_pass): Call position_pass on
3803 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
3804 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
3805 (TV_IPA_LTO_DECL_IO): Define.
3806 (TV_IPA_LTO_CGRAPH_IO): Define.
3808 (TV_WHOPR_WPA): Define.
3809 (TV_WHOPR_WPA_IO): Define.
3810 (TV_WHOPR_LTRANS): Define.
3811 (TV_WHOPR_WPA_FIXUP): Define.
3812 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
3813 * tree-cfg.c (tree_node_can_be_shared): Make extern.
3814 * tree-flow.h (tree_node_can_be_shared): Declare.
3815 * tree-inline.c (tree_can_inline_p): Check that E has a
3816 statement associated with it.
3817 * tree.c (free_lang_data_in_binf): Factor out of ...
3818 (free_lang_data_in_type): ... here.
3819 Call RECORD_OR_UNION_TYPE_P.
3820 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
3821 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
3822 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
3823 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
3824 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
3825 (gate_free_lang_data): Return true if flag_generate_lto is set.
3826 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
3827 * c-common.h (set_builtin_user_assembler_name): Move ...
3828 * tree.h (set_builtin_user_assembler_name): ... here.
3830 * common.opt (flto-report): New flag.
3831 * opts.c (complain_wrong_lang): Do not complain if running lto1.
3832 * collect2.c (scan_prog_file): Send the error output of
3833 'nm' to HOST_BIT_BUCKET.
3835 2009-10-03 Ollie Wild <aaw@google.com>
3837 * langhooks-def.h (lhd_begin_section): New function declaration.
3838 (lhd_write_section): New function declaration.
3839 (lhd_end_section): New function declaration.
3840 (LANG_HOOKS_BEGIN_SECTION): New macro.
3841 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
3842 (LANG_HOOKS_END_SECTION): New macro.
3843 (LANG_HOOKS_LTO): New macro.
3844 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
3845 * langhooks.c (output.h): Add include.
3846 (saved_section): New static variable.
3847 (lhd_begin_section): New function.
3848 (lhd_write_section_data): New function.
3849 (lhd_end_section): New function.
3850 * langhooks.h (struct lang_hooks_for_lto): New structure.
3851 (struct lang_hooks): Add member lto.
3852 * Makefile.in (langhooks.o): Add dependency on output.h.
3854 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
3856 2009-10-03 Richard Guenther <rguenther@suse.de>
3858 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
3861 2009-10-03 Simon Baldwin <simonb@google.com>
3862 Richard Guenther <rguenther@suse.de>
3863 Janis Johnson <janis187@us.ibm.com>
3864 Doug Kwan <dougkwan@google.com>
3865 Diego Novillo <dnovillo@google.com>
3866 Ramana Radhakrishnan <ramana.r@gmail.com>
3867 Ollie Wild <aaw@google.com>
3869 * doc/install.texi: Add documentation for libelf and --enable-lto.
3870 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
3871 -flto-report, -flto-compression-level and -use-linker-plugin.
3872 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
3873 Add section for LTO Testing.
3875 2009-10-02 Cary Coutant <ccoutant@google.com>
3877 Add support for comdat type sections for DWARF v4.
3878 Merge from dwarf4 branch.
3880 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
3881 (dw_die_ref): Define vector type.
3882 (enum dw_val_class): Add dw_val_class_data8.
3883 (struct dw_val_struct): Add v.val_data8.
3884 (comdat_type_node_ref): New type.
3885 (struct die_struct): Move die_symbol into a union; add new field
3886 die_type_node. Change all uses.
3887 (comdat_type_node): New type.
3888 (skeleton_chain_node): New type.
3889 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
3890 (comdat_type_list): New variable.
3891 (dwarf_tag_name): Add DW_TAG_type_unit.
3892 (dwarf_attr_name): Add DW_AT_signature.
3893 (add_AT_data8): New function.
3894 (replace_child): New function.
3895 (move_all_children): New function.
3896 (print_signature): New function.
3897 (print_die): Print signature information; add dw_val_class_data8.
3898 (attr_checksum): Support dw_val_class_data8.
3899 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
3900 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
3901 (checksum_sleb128, checksum_uleb128): New functions.
3902 (checksum_die_context): New function.
3903 (loc_checksum_ordered): New function.
3904 (attr_checksum_ordered): New function.
3905 (struct checksum_attributes): New structure.
3906 (collect_checksum_attributes): New function.
3907 (die_checksum_ordered): New function.
3908 (generate_type_signature): New function.
3909 (same_dw_val_p): Add dw_val_class_data8.
3910 (is_symbol_die): Use new is_declaration_die function.
3911 (is_declaration_die): New function.
3912 (should_move_die_to_comdat): New function.
3913 (clone_die): New function.
3914 (clone_tree): New function.
3915 (clone_as_declaration): New function.
3916 (copy_declaration_context): New function.
3917 (generate_skeleton_ancestor_tree): New function.
3918 (generate_skeleton_bottom_up): New function.
3919 (generate_skeleton): New function.
3920 (remove_child_or_replace_with_skeleton): New function.
3921 (break_out_comdat_types): New function.
3922 (struct decl_table_entry): New type.
3923 (htab_decl_hash): New function.
3924 (htab_decl_eq): New function.
3925 (htab_decl_del): New function.
3926 (copy_ancestor_tree): New function.
3927 (copy_decls_walk): New function.
3928 (copy_decls_for_unworthy_types): New function.
3929 (build_abbrev_table): Don't assert on missing die_symbol when doing
3930 comdat type sections.
3931 (size_of_die): Use DW_FORM_sig8 for external references. Add
3933 (unmark_dies): Don't assert for unmarked dies when doing comdat
3935 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
3936 (output_signature): New function.
3937 (output_die): Likewise.
3938 (output_compilation_unit_header): Mark output as DWARF version 3
3939 even if generating DWARF 4.
3940 (output_comdat_type_unit): New function.
3941 (output_line_info): Mark output as DWARF version 3 even if generating
3943 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
3945 (dwarf2out_end_source_file): Likewise.
3946 (prune_unused_types_walk_attribs): Don't follow references into
3947 comdat type sections.
3948 (prune_unused_types_mark): When generating type units, do not mark
3949 children of non-defining declarations of types; do mark children of
3951 (prune_unused_types): Process comdat type sections.
3952 (htab_ct_hash): New function.
3953 (htab_ct_eq): New function.
3954 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
3955 Add a pointer to the line table from type unit entries so
3956 DW_AT_decl_file has meaning.
3957 * varasm.c (default_elf_asm_named_section): Use identifier name as
3958 comdat key instead of lang hook.
3960 2009-10-02 Neil Vachharajani <nvachhar@google.com>
3962 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
3964 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
3966 * config/i386/i386.md (SWIM248): New mode iterator.
3967 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
3968 divmodhi4 patterns using SWIM248 macro.
3969 (*divmod<mode>4): Macroize insn_and_split pattern from
3970 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
3971 and their corresponding splitters usign SWIM248 macro. Split SImode
3972 insn to generate cltd and DImode insn to generate cqto instead of
3973 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
3974 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
3975 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
3976 *divmodsi_noext patterns using SWIM248 macro.
3977 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
3978 udivmodhi4 patterns using SWIM248 macro.
3979 (*udivmod<mode>4): Macroize insn_and_split pattern from
3980 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
3981 corresponding splitters using SWIM248 macro.
3982 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
3983 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
3985 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
3987 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
3988 of zero-sized element is zero-sized regardless of its extent.
3990 2009-10-02 Jakub Jelinek <jakub@redhat.com>
3993 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
3994 * configure: Regenerated.
3995 * config.in: Regenerated.
3996 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
3997 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
3998 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
3999 not emitting .eh_frame, emit .cfi_sections .debug_frame
4004 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
4005 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
4007 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
4008 vars use DECL_RTL with resetting it back to NULL afterwards.
4009 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
4010 rtx_equal_p instead of asserting it is a SYMBOL_REF.
4011 (value_format): For dw_val_class_addr only use DW_FORM_addr if
4012 the attribute type allows it, otherwise use DW_FORM_dataN.
4013 (mem_loc_descriptor): Handle CONST_STRING.
4014 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
4015 Handle MEM with CONST_STRING address using add_AT_string.
4016 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
4017 CONST_STRING for const arrays initialized with a string literal.
4018 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
4019 (dwarf2out_finish): Call resolve_addr.
4021 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
4022 Maxim Kuvyrkov <maxim@codesourcery.com>
4024 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
4026 2009-10-02 Nick Clifton <nickc@redhat.com>
4028 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
4029 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
4031 2009-10-01 Jan Hubicka <jh@suse.cz>
4033 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
4034 (cgraph_create_virtual_clone): Just pass redirect_callers
4036 * cgraph.h (cgraph_clone_node): Update prototype.
4037 * ipa-pure-const.c (self_recursive_p): New function.
4038 (propagate): Use it.
4039 * ipa-inline.c (cgraph_clone_inlined_nodes,
4040 cgraph_decide_recursive_inlining): Update.
4042 2009-10-01 David Daney <ddaney@caviumnetworks.com>
4044 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
4045 instructions for TARGET_OCTEON.
4047 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4049 * config/arm/arm.c (arm_override_options): Turn off
4050 flag_dwarf2_cfi_asm for AAPCS variants.
4052 2009-10-01 Martin Jambor <mjambor@suse.cz>
4055 * tree-sra.c (convert_callers): Do not call
4056 compute_inline_parameters on one caller more than once.
4058 2009-10-01 Nick Clifton <nickc@redhat.com>
4060 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
4061 an empty string if not already defined.
4063 2009-10-01 Martin Jambor <mjambor@suse.cz>
4066 * tree-sra.c (is_va_list_type): New function.
4067 (find_var_candidates): Call is_va_list_type.
4068 (find_param_candidates): Check that the type or the type pointed
4069 to are not va_list types.
4071 2009-10-01 Martin Jambor <mjambor@suse.cz>
4074 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
4075 DECL_ARTIFICIAL (param_decl) is true.
4077 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
4079 * tree.h (tree_decl_common::lang_flag_8): New.
4080 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
4082 * c-common.h (RID_CONSTEXPR): New.
4084 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4086 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
4087 Use ref-all pointers.
4088 (alpha_gimplify_va_arg): Ditto.
4090 2009-09-30 Jakub Jelinek <jakub@redhat.com>
4093 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
4094 before insn counting loop now that BB_END (bb) is counted. Ensure
4095 the return value isn't zero.
4097 2009-09-30 Nick Clifton <nickc@redhat.com>
4099 * config.gcc (sh-symbianelf): Replace definition of extra_objs
4100 with separate definitions of c_target_objs and cxx_target_objs.
4101 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
4103 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
4104 sh_symbian_import_export_class.
4105 * config/sh/sh-protos.h: Fix names of exported symbian functions.
4106 * config/sh/symbian.c: Delete, moving code into...
4107 * config/sh/symbian-base.c: ... here
4108 * config/sh/symbian-c.c: ... and here
4109 * config/sh/symbian-cxx.c: ... and here.
4111 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
4114 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
4115 of plus RTX into register.
4117 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4119 * doc/install.texi: Linguistic and markup fixes.
4120 (Configuration) <--disable-cpp>: Remove description.
4121 <--enable-maintainer-mode>: Autotools files are affected, too.
4122 <--with-sysroot>: Improve description.
4123 (Building): Bump required GNU make version.
4125 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
4127 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
4128 (x86_64-*-*): Ditto.
4130 * config/i386/fma4intrin.h: New file, provide common x86 compiler
4131 intrinisics for FMA4.
4132 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
4133 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
4134 Add FMA4 check and fma4intrin.h.
4135 * config/i386/i386-c.c(ix86_target_macros_internal): Check
4137 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
4138 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
4139 constant for FMA4 support.
4140 (UNSPEC_FMA4_FMADDSUB): Ditto.
4141 (UNSPEC_FMA4_FMSUBADD): Ditto.
4142 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
4143 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
4144 (ix86_expand_fma4_multiple_memory): Ditto.
4145 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
4146 (OPTION_MASK_ISA_FMA4_UNSET): New.
4147 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
4148 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
4149 (ix86_handle_option): Handle -mfma4.
4150 (isa_opts): Handle -mfma4.
4151 (enum pta_flags): Add PTA_FMA4.
4152 (override_options): Add FMA4 support.
4153 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
4154 (IX86_BUILTIN_VFMADDSD): Ditto.
4155 (IX86_BUILTIN_VFMADDPS): Ditto.
4156 (IX86_BUILTIN_VFMADDPD): Ditto.
4157 (IX86_BUILTIN_VFMSUBSS): Ditto.
4158 (IX86_BUILTIN_VFMSUBSD): Ditto.
4159 (IX86_BUILTIN_VFMSUBPS): Ditto.
4160 (IX86_BUILTIN_VFMSUBPD): Ditto.
4161 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
4162 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
4163 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
4164 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
4165 (IX86_BUILTIN_VFNMADDSS): Ditto.
4166 (IX86_BUILTIN_VFNMADDSD): Ditto.
4167 (IX86_BUILTIN_VFNMADDPS): Ditto.
4168 (IX86_BUILTIN_VFNMADDPD): Ditto.
4169 (IX86_BUILTIN_VFNMSUBSS): Ditto.
4170 (IX86_BUILTIN_VFNMSUBSD): Ditto.
4171 (IX86_BUILTIN_VFNMSUBPS): Ditto.
4172 (IX86_BUILTIN_VFNMSUBPD): Ditto.
4173 (IX86_BUILTIN_VFMADDPS256): Ditto.
4174 (IX86_BUILTIN_VFMADDPD256): Ditto.
4175 (IX86_BUILTIN_VFMSUBPS256): Ditto.
4176 (IX86_BUILTIN_VFMSUBPD256): Ditto.
4177 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
4178 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
4179 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
4180 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
4181 (IX86_BUILTIN_VFNMADDPS256): Ditto.
4182 (IX86_BUILTIN_VFNMADDPD256): Ditto.
4183 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
4184 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
4185 (enum multi_arg_type): New enum for describing the various FMA4
4186 intrinsic argument types.
4187 (bdesc_multi_arg): New table for FMA4 intrinsics.
4188 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
4189 (ix86_expand_multi_arg_builtin): New function for creating FMA4
4191 (ix86_expand_builtin): Add FMA4 intrinsic support.
4192 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
4193 operand instructions.
4194 (ix86_expand_fma4_multiple_memory): New function to split the
4195 second memory reference from FMA4 instructions.
4196 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
4197 (ssemodesuffixf2s): Ditto.
4198 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
4200 (fma4_fmsub<mode>4): Ditto.
4201 (fma4_fnmadd<mode>4): Ditto.
4202 (fma4_fnmsub<mode>4): Ditto.
4203 (fma4_vmfmadd<mode>4): Ditto.
4204 (fma4_vmfmsub<mode>4): Ditto.
4205 (fma4_vmfnmadd<mode>4): Ditto.
4206 (fma4_vmfnmsub<mode>4): Ditto.
4207 (fma4_fmadd<mode>4256): Ditto.
4208 (fma4_fmsub<mode>4256): Ditto.
4209 (fma4_fnmadd<mode>4256): Ditto.
4210 (fma4_fnmsub<mode>4256): Ditto.
4211 (fma4_fmaddsubv8sf4): Ditto.
4212 (fma4_fmaddsubv4sf4): Ditto.
4213 (fma4_fmaddsubv4df4): Ditto.
4214 (fma4_fmaddsubv2df4): Ditto.
4215 (fma4_fmsubaddv8sf4): Ditto.
4216 (fma4_fmsubaddv4sf4): Ditto.
4217 (fma4_fmsubaddv4df4): Ditto.
4218 (fma4_fmsubaddv2df4): Ditto.
4219 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
4220 instructions for intrinsics.
4221 (fma4i_fmsub<mode>4): Ditto.
4222 (fma4i_fnmadd<mode>4): Ditto.
4223 (fma4i_fnmsub<mode>4): Ditto.
4224 (fma4i_vmfmadd<mode>4): Ditto.
4225 (fma4i_vmfmsub<mode>4): Ditto.
4226 (fma4i_vmfnmadd<mode>4): Ditto.
4227 (fma4i_vmfnmsub<mode>4): Ditto.
4228 (fma4i_fmadd<mode>4256): Ditto.
4229 (fma4i_fmsub<mode>4256): Ditto.
4230 (fma4i_fnmadd<mode>4256): Ditto.
4231 (fma4i_fnmsub<mode>4256): Ditto.
4232 (fma4i_fmaddsubv8sf4): Ditto.
4233 (fma4i_fmaddsubv4sf4): Ditto.
4234 (fma4i_fmaddsubv4df4): Ditto.
4235 (fma4i_fmaddsubv2df4): Ditto.
4236 (fma4i_fmsubaddv8sf4): Ditto.
4237 (fma4i_fmsubaddv4sf4): Ditto.
4238 (fma4i_fmsubaddv4df4): Ditto.
4239 (fma4i_fmsubaddv2df4): Ditto.
4241 * doc/invoke.texi (-mfma4): Add documentation.
4242 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
4244 2009-09-29 Richard Henderson <rth@redhat.com>
4246 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
4247 an edge to the new destination block.
4249 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4252 * pa.c (hppa_profile_hook): Use
4253 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
4255 2009-09-29 Steve Ellcey <sje@cup.hp.com>
4256 Alexander Monakov <amonakov@ispras.ru>
4259 * config/ia64/predicates.md (not_postinc_destination_operand): New.
4260 (not_postinc_memory_operand): New.
4261 (not_postinc_move_operand): New.
4262 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
4263 (*cmovsi_internal): Ditto.
4265 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
4267 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
4268 restrict issue_rate in first pass when scheduling for register
4271 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
4272 Rafael Avila de Espindola <espindola@google.com>
4274 * gengtype.c (plugin_output): New.
4275 (get_output_file_with_visibility): Return plugin_output for plugins.
4276 (main): Parse and use the -P option.
4277 * gty.texi: Update the command line format.
4279 2009-09-29 Jakub Jelinek <jakub@redhat.com>
4282 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
4284 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
4285 out if !const_ok_for_output.
4288 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
4289 case VAR_LOCATION>: Remove gcc_unreachable ().
4291 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
4293 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
4294 (x86_64-*-*): Ditto.
4295 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
4296 back to smmintrin.h.
4297 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
4298 * config/i386/x86intrin.h: Remove SSE5.
4299 * config/i386/mmintrin-common.h: Delete file.
4300 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
4302 2009-09-29 Richard Guenther <rguenther@suse.de>
4304 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
4305 resulting from stack temporaries on STRICT_ALIGNMENT targets.
4307 2009-09-29 Nick Clifton <nickc@redhat.com>
4309 * function.c (current_function_name): If there is no current
4310 function just return "<none>".
4312 2009-09-28 Sriraman Tallam <tmsriram@google.com>
4314 * tree-pass.h (register_pass_info): New structure.
4315 (pass_positioning_ops): Move enum from gcc-plugin.h.
4316 (register_pass): New function.
4317 * gcc-plugin.h (plugin_pass): Delete structure.
4318 (pass_positioning_ops): Delete enum.
4319 * plugin.c (regsiter_pass): Delete function.
4320 (position_pass): Delete function.
4321 (added_pass_nodes): Delete variable.
4322 (prev_added_pass_nodes): Delete variable.
4323 (pass_list_node): Delete structure.
4324 * passes.c (make_pass_instance): New function.
4325 (next_pass_1): Change to call make_pass_instance.
4326 (pass_list_node): Move structure from gcc-plugin.h.
4327 (added_pass_nodes): Move variable from plugin.c.
4328 (prev_added_pass_nodes): Move variable from plugin.c.
4329 (position_pass): New function.
4330 (register_pass): New function.
4332 2009-09-28 Easwaran Raman <eraman@google.com>
4334 * ifcvt.c (noce_try_abs): Recognize pattern and call
4335 expand_one_cmpl_abs_nojump.
4336 * optabs.c (expand_one_cmpl_abs_nojump): New function.
4337 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
4339 2009-09-28 Ian Lance Taylor <iant@google.com>
4342 * c-opts.c (c_common_handle_option): Don't set
4343 warn_jump_misses_init for -Wall.
4344 * doc/invoke.texi (Warning Options): Update documentation.
4346 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4348 * Makefile.in ($(out_object_file)): Depend on
4349 gt-$(basename $(notdir $(out_file))).h.
4351 2009-09-28 Richard Henderson <rth@redhat.com>
4353 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
4354 * except.c (gen_eh_region): Set it.
4355 (duplicate_eh_regions_1): Copy it.
4356 * tree-eh.c (lower_resx): Use it to determine which function
4359 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
4360 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
4361 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
4362 * tree.c (build_common_builtin_nodes): Remove parameter. Build
4363 BUILT_IN_CXA_END_CLEANUP if necessary.
4365 * c-common.c (c_define_builtins): Update call to
4366 build_common_builtin_nodes.
4368 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4370 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
4372 2009-09-28 Michael Matz <matz@suse.de>
4374 * builtins.c (interclass_mathfn_icode): New helper.
4375 (expand_builtin_interclass_mathfn): Use it here, and split folding
4377 (fold_builtin_interclass_mathfn): ... this new folder.
4378 (build_call_nofold_loc): New static helper.
4379 (build_call_nofold): New wrapper macro for above.
4380 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
4381 (expand_builtin_pow): Ditto.
4382 (expand_builtin_memset_args): Ditto.
4383 (expand_builtin_printf): Ditto.
4384 (expand_builtin_fprintf): Ditto.
4385 (expand_builtin_sprintf): Ditto.
4386 (expand_builtin_memory_chk): Ditto.
4387 (expand_builtin_mempcpy_args): Ditto and don't call folders.
4388 (expand_builtin_stpcpy): Ditto.
4389 (expand_builtin_strcmp): Ditto.
4390 (expand_builtin_strncmp): Ditto.
4391 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
4392 (expand_builtin_strcpy_args): Don't call folders.
4393 (expand_builtin_memcmp): Ditto.
4394 (expand_builtin_strncpy): Ditto, and use target.
4395 (expand_builtin_memcpy): Ditto.
4396 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
4397 expand_builtin_strpbrk, expand_builtin_memmove,
4398 expand_builtin_memmove_args, expand_builtin_bcopy,
4399 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
4400 expand_builtin_strspn, expand_builtin_strcspn,
4401 expand_builtin_fputs): Remove these.
4402 (expand_builtin): Don't call the above, change calls to other
4403 expanders that changed prototype.
4404 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
4405 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
4406 fold_builtin_interclass_mathfn.
4407 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
4408 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
4410 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
4411 * passes.c (init_optimization_passes): Move pass_fold_builtins
4412 after last phiopt pass.
4413 * tree-inline.c (fold_marked_statements): When folding builtins
4414 iterate over all instruction potentially generated.
4415 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
4417 (fold_gimple_call): Use it to always fold calls (into potentially
4418 multiple instructions).
4419 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
4420 calls into zero at this time.
4421 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
4422 statements generated by builtin folding.
4424 2009-09-28 Nick Clifton <nickc@redhat.com>
4426 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
4428 2009-09-28 Duncan Sands <baldrick@free.fr>
4430 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
4431 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
4432 (register_callback): Dispatch it.
4433 (invoke_plugin_callbacks): Incorporate in sanity check.
4434 * ggc.h (ggc_register_cache_tab): Add declaration.
4435 * ggc-common.c (ggc_register_root_tab): Simplify.
4436 (const_ggc_cache_tab_t): New typedef.
4437 (extra_cache_vec): New vector of dynamically added cache tables.
4438 (ggc_register_cache_tab): New function.
4439 (ggc_scan_cache_tab): New function.
4440 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
4441 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
4443 2009-09-27 Richard Henderson <rth@redhat.com>
4445 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
4446 which we remove __builtin_stack_restore.
4448 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
4450 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
4451 to test for GRD_INVARIANT.
4452 (simple_rhs_p): Anything that's function_invariant_p is fine.
4454 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
4456 * gengtype.c (main): Use plunge_files instead of plugin_output.
4458 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
4459 Rafael Avila de Espindola <espindola@google.com>
4461 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
4462 Don't print pch related info if it is false.
4463 (main): Don't print pch info in plugin mode.
4465 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
4467 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
4468 with dw_val_class_const_double.
4469 (struct dw_val_struct): Replace val_long_long with val_double and
4470 adjust for above change.
4471 (output_loc_operands): Likewise.
4472 (add_AT_long_long): Rename into...
4473 (add_AT_double): ...this.
4474 (print_die): Replace dw_val_class_long_long with
4475 dw_val_class_const_double and adjust.
4476 (attr_checksum): Likewise.
4477 (same_dw_val_p): Likewise.
4478 (size_of_die): Likewise.
4479 (value_format): Likewise.
4480 (output_die): Likewise.
4481 (loc_descriptor) <CONST_DOUBLE>: Likewise.
4482 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
4483 instead of add_AT_long_long.
4484 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
4485 value with the precision of its type.
4487 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
4490 * c-typeck.c (build_conditional_expr): Use the readonly and
4491 volatile flags of the operand types, not of the operands itself.
4493 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
4495 * collect2.c (main): Look for -brtl before adding libraries.
4497 2009-09-27 Jonathan Gray <jsg@openbsd.org>
4499 * config.gcc: Update OpenBSD targets.
4500 * config/openbsd-stdint.h: New file.
4501 * config/openbsd-libpthread.h: New file.
4502 * config/openbsd.h: Update and break out LIB_SPEC definition.
4503 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
4504 * config/i386/openbsdelf.h: Correct types.
4505 * config/m68k/openbsd.h: Likewise.
4506 * config/mips/openbsd.h: Likewise.
4507 * config/vax/openbsd.h: Likewise.
4509 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
4511 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
4512 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
4513 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
4514 of the length and zero.
4516 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4518 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
4519 (FLAGS_H): Add options.h $(REAL_H).
4520 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
4521 (TREE_VECTORIZER_H): New.
4522 (EBITMAP_H): Renamed from EBIMAP_H.
4523 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
4524 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
4525 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
4526 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
4527 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
4528 (graphite-clast-to-gimple.o, graphite-dependences.o)
4529 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
4530 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
4531 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
4532 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
4533 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
4534 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
4535 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
4536 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
4537 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
4538 updated and fixed as per above changes and per
4539 check_makefile_deps.sh output.
4542 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
4543 * configure: Regenerate.
4545 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4547 * doc/install.texi: Update minimum MPC version to 0.7.
4549 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
4551 * doc/install.texi (Binaries): Remove reference to the binary
4552 distribution CD-ROM from the FSF.
4554 2009-09-26 Michael Matz <matz@suse.de>
4558 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
4559 that are mentioned in the body.
4561 2009-09-26 Michael Matz <matz@suse.de>
4563 PR tree-optimization/41454
4564 * tree-ssa-dom (stmts_to_rescan): Remove variable.
4565 (tree_ssa_dominator_optimize): Don't allocate and free it.
4566 (dom_opt_leave_block): Don't iterate over it.
4567 (eliminate_redundant_computations): Don't return a value.
4568 (cprop_operand, cprop_into_stmt): Ditto.
4569 (optimize_stmt): Don't defer updating stmts.
4571 2009-09-25 Dodji Seketeli <dodji@redhat.com>
4573 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
4574 generic_parameter_die, template_parameter_pack_die,
4575 gen_formal_parameter_die, gen_subprogram_die): Adjust after
4576 renaming DW_TAG_formal_parameter_pack and
4577 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
4578 and DW_TAG_GNU_template_parameter_pack.
4580 2009-09-25 Anatoly Sokolov <aesok@post.ru>
4582 * config/v850/v850.h (FUNCTION_VALUE): Remove.
4583 * config/v850/v850.c (v850_function_value): New function.
4584 (TARGET_FUNCTION_VALUE): Define.
4586 2009-09-25 Jakub Jelinek <jakub@redhat.com>
4588 * tree-vect-stmts.c (vectorizable_call): Call
4589 mark_symbols_for_renaming after vect_finish_stmt_generation.
4591 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
4592 to loc_descriptor_from_tree.
4593 (add_location_or_const_value_attribute): Pass 0 instead of 2
4594 for decl_by_reference_p decls.
4596 2009-09-25 Richard Guenther <rguenther@suse.de>
4599 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
4602 2009-09-25 Ben Elliston <bje@au.ibm.com>
4604 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
4607 2009-09-25 Alan Modra <amodra@bigpond.net.au>
4609 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
4610 form of instruction.
4612 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4615 * fold-const.c (const_binop): Handle complex int division.
4616 * tree-complex.c (expand_complex_div_straight,
4617 expand_complex_div_wide): Update comments.
4619 2009-09-24 DJ Delorie <dj@redhat.com>
4622 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
4623 (reg_class): Likewise.
4624 (REG_CLASS_NAMES): Likewise.
4625 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
4626 (m32c_override_options): Disable -fivopts for M32C.
4628 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4630 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4631 Delete VSX load/store with update support.
4632 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
4633 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
4637 (VStype_load_update): Ditto.
4638 (VStype_store_update): Ditto.
4639 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
4640 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
4642 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
4643 load/store with update builtins.
4645 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
4647 * libgcc2.c (L_trampoline): Prototype for getpagesize
4648 and mprotect in WINNT case.
4650 2009-09-24 Anatoly Sokolov <aesok@post.ru>
4652 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
4653 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
4654 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
4655 'outgoing' argument.
4656 (TARGET_FUNCTION_VALUE): Define.
4658 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4660 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
4662 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4665 * common.opt: Initialize dwarf_strict to -1.
4666 * toplev.c (process_options): Catch unset dwarf_strict
4667 and set to 0 for all targets not overriding.
4668 * config/darwin.c (darwin_override_options): Catch unset
4669 dwarf_strict and override to 1.
4671 2009-09-24 Jeff Law <law@redhat.com>
4673 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
4675 2009-09-24 Richard Guenther <rguenther@suse.de>
4677 PR tree-optimization/36143
4678 PR tree-optimization/38747
4679 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4680 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
4682 2009-09-24 Jakub Jelinek <jakub@redhat.com>
4685 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
4686 return false instead of gcc_unreachable (). For CONST return the
4687 value returned by recursive call instead of always returning true.
4688 (tree_add_const_value_attribute): Return the value returned by
4689 add_const_value_attribute instead of always returning true if rtl
4692 2009-09-23 Justin Seyster <jrseys@gmail.com>
4694 * Makefile.in (PLUGIN_HEADERS): Include real.h.
4696 2009-09-24 Jakub Jelinek <jakub@redhat.com>
4698 * cgraphunit.c (cgraph_lower_function): Revert last change.
4699 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
4700 instead of DECL_NO_STATIC_CHAIN.
4701 * tree-cfg.c (verify_gimple_call): Likewise.
4702 * tree-nested.c (get_chain_decl, get_chain_field,
4703 convert_tramp_reference_op, convert_gimple_call): Likewise.
4704 (convert_all_function_calls): Likewise. Always set or clear
4705 DECL_STATIC_CHAIN initially, for !n->outer clear it.
4706 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
4707 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
4709 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
4710 DECL_NO_STATIC_CHAIN.
4711 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
4712 instead of DECL_NO_STATIC_CHAIN.
4713 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
4714 decl_function_context.
4715 * varasm.c (initializer_constant_valid_p): Likewise.
4716 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
4717 (DECL_STATIC_CHAIN): ... this.
4718 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
4719 instead of DECL_NO_STATIC_CHAIN.
4721 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
4722 Rafael Avila de Espindola <espindola@google.com>
4724 * gengtype.c (nb_plugin_files): Make it unsigned to match
4725 num_gt_files. Adjust other variables to avoid warnings.
4726 (main): Allocate an all zero lang_bitmap before each plugin file name
4727 to match regular file names.
4729 2009-09-23 Richard Henderson <rth@redhat.com>
4731 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
4732 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
4733 static chain passed in memory.
4734 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
4735 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
4736 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
4737 STATIC_CHAIN_REGNUM defined.
4739 * config/picochip/picochip-protos.h: s/class/klass/.
4740 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
4741 (picochip_static_chain): New.
4742 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
4743 (STATIC_CHAIN_INCOMING): Remove.
4745 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
4746 (xtensa_static_chain): New.
4747 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
4748 (STATIC_CHAIN_INCOMING): Remove.
4750 2009-09-23 Anatoly Sokolov <aesok@post.ru>
4752 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
4753 * config/pa/pa-protos.h (function_value): Remove.
4754 * config/pa/pa.c (pa_function_value): Rename from function_value.
4755 Make static, add 'outgoing' argument.
4756 (TARGET_FUNCTION_VALUE): Define.
4758 2009-09-23 Anatoly Sokolov <aesok@post.ru>
4760 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
4761 instead of cfun->machine->is_leaf.
4762 * config/avr/avr.h (machine_function): Remove is_leaf field.
4764 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4767 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
4768 DW_OP_piece after DW_OP_stack_value, adjust size calculations
4769 for it, when DW_OP_stack_value and DW_OP_implicit_value has
4770 the same size, prefer DW_OP_stack_value.
4771 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
4772 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
4774 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
4777 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
4779 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
4782 * cfgexpand.c (convert_debug_memory_address): New.
4783 (expand_debug_expr): Convert base address and offset to the same
4784 mode. Use it to convert addresses to other modes. Accept
4787 2009-09-23 Richard Guenther <rguenther@suse.de>
4789 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
4790 produced for bigendian targets with promoted subregs.
4792 2009-09-23 Richard Guenther <rguenther@suse.de>
4794 * value-prof.c (gimple_ic): Purge old EH edges only after building
4797 2009-09-23 Nick Clifton <nickc@redhat.com>
4799 * config/arc/arc.c (arc_trampoline_init): Fix typo.
4801 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4804 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
4807 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
4808 on non-nested functions.
4810 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4811 Jan Hubicka <jh@suse.cz>
4813 * dwarf2out.c (loc_list_plus_const): Only define if
4814 DWARF2_DEBUGGING_INFO.
4815 (address_of_int_loc_descriptor): Likewise.
4818 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
4820 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
4823 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
4824 constant is more than zero.
4826 2009-09-23 Alan Modra <amodra@bigpond.net.au>
4829 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
4830 call final to emit non-scheduled prologue, instead insert at entry.
4832 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
4833 Joseph S. Myers <joseph@codesourcery.com>
4835 * doc/install.texi (*-*-freebsd*): Add proper format codes.
4837 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
4838 Rafael Avila de Espindola <espindola@google.com>
4840 * gengtype.c (is_file_equal): New function.
4841 (close_output_files): Use is_file_equal. Free of->buf.
4843 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
4844 Rafael Avila de Espindola <espindola@google.com>
4846 * gengtype.c (write_types, write_local): Add the output_header
4847 argument. Update all callers.
4849 2009-09-22 Dodji Seketeli <dodji@redhat.com>
4851 * dwarf2out.c (template_parameter_pack_die,
4852 gen_formal_parameter_pack_die ): New functions.
4853 (make_ith_pack_parameter_name): Remove this function.
4854 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
4855 DW_TAG_formal_parameter_pack.
4856 (gen_generic_params_dies): Represent each template parameter pack
4857 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
4858 represented by usual DW_TAG_template_*_parameter DIEs that are
4859 children of the DW_TAG_template_parameter_pack element DIE.
4860 (generic_parameter_die): This doesn't deal with parameter pack
4861 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
4862 of parameter pack DIEs.
4863 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
4864 in certain cases, e.g. for pack elements.
4865 (gen_formal_types_die, gen_decl_die): Adjust usage of
4866 gen_formal_parameter_die.
4867 (gen_subprogram_die): Represent each function parameter pack by a
4868 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
4869 represented by usual DW_TAG_formal_parameter DIEs that are children
4870 of the DW_TAG_formal_parameter_pack DIE. Remove references to
4871 ____builtin_va_alist decls as no part of the compiler uses those
4873 * langhooks.h (struct lang_hooks_for_decls): Add
4874 function_parm_expanded_from_pack_p, get_generic_function_decl
4875 and function_parameter_pack_p hooks. Fix comment for
4876 get_innermost_generic_parms hook.
4877 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
4878 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
4879 macros and use them to initialize lang_hook.
4881 2009-09-22 Richard Henderson <rth@redhat.com>
4883 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
4884 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
4885 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
4886 on TRAMPOLINE_TEMPLATE.
4887 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
4888 TRAMPOLINE_ADJUST_ADDRESS.
4889 * targhooks.c (default_asm_trampoline_template): Remove.
4890 (default_trampoline_adjust_address): Remove.
4891 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
4892 * targhooks.h: Update decls.
4894 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
4896 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
4897 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
4898 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
4900 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
4903 * reload1.c (reload): Reset debug insns with pseudos without
4906 2009-09-22 Janis Johnson <janis187@us.ibm.com>
4908 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
4909 unconditional true for decimal float modes.
4910 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
4911 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
4913 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
4915 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
4916 Enable a new case for __FreeBSD__ >= 7.
4917 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
4918 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
4919 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
4920 and USE_LD_AS_NEEDED.
4922 * doc/install.texi (*-*-freebsd*): Update target information.
4924 2009-09-22 Richard Guenther <rguenther@suse.de>
4927 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
4928 arrays really properly.
4930 2009-09-22 Richard Henderson <rth@redhat.com>
4933 * target.h (struct gcc_target): Add asm_out.trampoline_template,
4934 calls.static_chain, calls.trampoline_init,
4935 calls.trampoline_adjust_address.
4936 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4937 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
4938 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
4939 * builtins.c (expand_builtin_setjmp_receiver): Use
4940 targetm.calls.static_chain; only clobber registers.
4941 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
4942 set up memory attributes properly for the trampoline block.
4943 (expand_builtin_adjust_trampoline): Use
4944 targetm.calls.trampoline_adjust_address.
4945 * calls.c (prepare_call_address): Add fndecl argument. Use
4946 targetm.calls.static_chain.
4947 * df-scan.c (df_need_static_chain_reg): Remove.
4948 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
4949 consolodate static chain handling.
4950 * doc/tm.texi: Document new hooks.
4951 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
4952 (init_emit_regs): Don't initialize them.
4953 * expr.h (prepare_call_address): Update decl.
4954 * final.c (profile_function): Use targetm.calls.static_chain.
4955 * function.c (expand_function_start): Likewise.
4956 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
4957 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
4958 only clobber registers.
4959 * targhooks.c (default_static_chain): New.
4960 (default_asm_trampoline_template, default_trampoline_init): New.
4961 (default_trampoline_adjust_address): New.
4962 * targhooks.h: Declare them.
4963 * varasm.c (assemble_trampoline_template): Use
4964 targetm.asm_out.trampoline_template. Make the memory block const
4967 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
4968 alpha_initialize_trampoline. Make static. Merge VMS parameter
4969 differences into the TARGET_ABI_OPEN_VMS code block.
4970 (TARGET_TRAMPOLINE_INIT): New.
4971 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
4972 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
4973 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
4974 (INITIALIZE_TRAMPOLINE): Remove.
4976 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
4977 (TRAMPOLINE_TEMPLATE): Merge with ...
4978 (INITIALIZE_TRAMPOLINE): ... this and move ...
4979 * config/arc/arc.c (arc_trampoline_init): ... here.
4980 (TARGET_TRAMPOLINE_INIT): New.
4982 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4983 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
4984 (arm_asm_trampoline_template): New.
4985 (arm_trampoline_init, arm_trampoline_adjust_address): New.
4986 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
4987 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
4988 code to arm_asm_trampoline_template.
4989 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
4990 arm_trampoline_adjust_address.
4991 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
4992 adjust for target hook parameters.
4994 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
4997 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
4998 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
4999 (bfin_trampoline_init): Rename from initialize_trampoline;
5000 make static; update for target hook parameters.
5001 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5002 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
5003 bfin_asm_trampoline_template.
5004 (INITIALIZE_TRAMPOLINE): Remove.
5006 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5007 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
5008 cris_trampoline_init): New.
5009 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
5010 cris_asm_trampoline_template.
5011 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
5012 adjust for target hook parameters.
5014 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
5016 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5017 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
5018 fr30_trampoline_init): New.
5019 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
5020 fr30_asm_trampoline_template.
5021 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
5022 adjust for target hook parameters.
5024 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
5025 (frv_trampoline_init): Rename from frv_initialize_trampoline;
5026 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
5027 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
5028 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
5030 * config/h8300/h8300.c (h8300_trampoline_init): New.
5031 (TARGET_TRAMPOLINE_INIT): New.
5032 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
5033 to h8300_trampoline_init and adjust for hook parameters.
5035 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
5036 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
5037 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
5038 make static; adjust for hook parameters.
5039 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
5041 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5042 (TARGET_TRAMPOLINE_INIT): New.
5043 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
5044 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
5045 iq2000_asm_trampoline_template.
5046 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
5047 (TRAMPOLINE_CODE_SIZE): New.
5048 (TRAMPOLINE_SIZE): Use it.
5049 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
5051 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
5052 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
5053 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
5054 adjust for hook parameters.
5055 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
5057 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
5058 (m32r_trampoline_init): New.
5059 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
5060 m32r_trampoline_init.
5062 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
5063 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
5064 make static; update for hook parameters.
5065 * config/m68hc11/m68hc11-protos.h: Update.
5066 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
5068 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5069 (TARGET_TRAMPOLINE_INIT): New.
5070 (mcore_function_value): Fix typo.
5071 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
5072 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
5073 to mcore_asm_trampoline_template.
5074 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
5076 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
5077 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
5078 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
5079 update for hook parameters.
5080 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
5082 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5083 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5084 mips_trampoline_init): New.
5085 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
5086 mips_asm_trampoline_template.
5087 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
5088 update for hook parameters.
5090 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5091 (TARGET_TRAMPOLINE_INIT): New.
5092 (mmix_trampoline_size): Remove.
5093 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
5094 make static. Remove out-of-date tetra vs octa comment.
5095 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
5096 make static; update for hook parameters.
5097 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
5098 (INITIALIZE_TRAMPOLINE): Remove.
5099 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
5100 (TRAMPOLINE_ALIGNMENT): New.
5101 * gcc/config/mmix/mmix-protos.h: Update.
5103 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5104 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5105 mn10300_trampoline_init): New.
5106 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
5107 mn10300_asm_trampoline_template.
5108 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
5110 * config/moxie/moxie.c (moxie_static_chain,
5111 moxie_asm_trampoline_template, moxie_trampoline_init,
5112 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
5113 TARGET_TRAMPOLINE_INIT): New.
5114 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
5115 moxie_trampoline_init.
5116 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
5117 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
5119 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
5120 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
5121 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
5122 pa_trampoline_adjust_address): New.
5123 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
5124 pa_asm_trampoline_template.
5125 (TRAMPOLINE_ALIGNMENT): New.
5126 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
5127 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
5128 adjust for hook parameters.
5129 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
5131 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
5132 (TARGET_TRAMPOLINE_INIT): New.
5133 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
5134 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
5136 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
5138 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
5139 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
5140 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
5141 make static; adjust parameters for the hook.
5142 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
5144 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
5145 s390_trampoline_template; make static.
5146 (s390_trampoline_init): Rename from s390_initialize_trampoline;
5147 make static; adjust for target hook.
5148 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5149 * config/s390/s390-protos.h: Remove trampoline decls.
5150 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
5151 (TRAMPOLINE_TEMPLATE): Remove.
5152 (TRAMPOLINE_ALIGNMENT): New.
5154 * config/score/score-protos.h (score_initialize_trampoline): Remove.
5155 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5156 (TARGET_TRAMPOLINE_INIT): New.
5157 (score_asm_trampoline_template): New.
5158 (score_trampoline_init): Rename from score_initialize_trampoline;
5159 make static; adjust for hook parameters.
5160 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
5161 score[37]_asm_trampoline_template.
5162 (INITIALIZE_TRAMPOLINE): Remove.
5163 * config/score/score3.c (score3_asm_trampoline_template): New.
5164 (score3_trampoline_init): Rename from score3_initialize_trampoline;
5165 adjust for target hook.
5166 * config/score/score7.c (score7_asm_trampoline_template): New.
5167 (score7_trampoline_init): Rename from score7_initialize_trampoline;
5168 adjust for target hook.
5169 * config/score/score3.h, config/score/score7.h: Update.
5171 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
5172 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
5173 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5174 (sh_trampoline_init): Rename from sh_initialize_trampoline;
5175 make static; adjust for target hook parameters.
5176 (sh_trampoline_adjust_address): New.
5177 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
5178 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
5180 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
5181 (sparc32_initialize_trampoline): Rename from
5182 sparc_initialize_trampoline; make static; replace tramp parameter
5183 with m_tramp and update memory accesses.
5184 (sparc64_initialize_trampoline): Similarly.
5185 (sparc_trampoline_init): New.
5186 * config/sparc/sparc-protos.h: Remove trampoline decls.
5187 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
5188 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
5190 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
5191 (array_to_constant): Make ARR parameter const.
5192 (spu_trampoline_init): Rename from spu_initialize_trampoline;
5193 make static; update for hook parameters.
5194 * config/spu/spu-protos.h: Update decls.
5195 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
5197 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
5198 from xstormy16_initialize_trampoline; make static; update for
5200 (TARGET_TRAMPOLINE_INIT): New.
5201 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
5203 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5204 (TARGET_TRAMPOLINE_INIT): New.
5205 (v850_can_eliminate): Make static.
5206 (v850_asm_trampoline_template, v850_trampoline_init): New.
5207 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
5208 v850_asm_trampoline_template.
5209 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
5210 and adjust for target hook parameters.
5212 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5213 (TARGET_TRAMPOLINE_INIT): New.
5214 (vax_asm_trampoline_template, vax_trampoline_init): New.
5215 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
5216 vax_asm_trampoline_template.
5217 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
5219 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5220 (TARGET_TRAMPOLINE_INIT): New.
5221 (xtensa_asm_trampoline_template): Rename from
5222 xtensa_trampoline_template; make static.
5223 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
5224 make static; update for hook parameters.
5225 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
5226 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
5227 (INITIALIZE_TRAMPOLINE): Remove.
5229 * config/i386/i386.c (ix86_function_regparm): Do not issue an
5230 error for nested functions with regparm=3.
5231 (ix86_compute_frame_layout): Adjust frame pointer offset for
5232 ix86_static_chain_on_stack.
5233 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
5234 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
5235 don't reset to UNITS_PER_WORD.
5236 (ix86_emit_leave): Adjust ix86_cfa_state.
5237 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
5238 (ix86_static_chain): New.
5239 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
5240 make static; update for target hook parameters; use ix86_static_chain.
5241 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
5242 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
5243 (INITIALIZE_TRAMPOLINE): Remove.
5244 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
5245 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
5246 to the end. Add static_chain_on_stack.
5247 (ix86_static_chain_on_stack): New.
5249 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
5250 (m68k_output_mi_thunk): Don't use static_chain_rtx.
5251 (m68k_trampoline_init): New.
5252 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
5253 m68k_trampoline_init and adjust for hook parameters.
5254 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
5255 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
5257 2009-09-22 Jakub Jelinek <jakub@redhat.com>
5259 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
5260 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
5262 * reload1.c (reload): Call wrap_constant when substituting
5263 reg for equiv inside of DEBUG_INSNs.
5266 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
5267 add_call_src_coords_attributes, add_high_low_attributes,
5268 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
5269 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
5270 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
5271 when -gdwarf-2 -gstrict-dwarf.
5272 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
5273 -gdwarf-[23] -gstrict-dwarf.
5274 (address_of_int_loc_descriptor, loc_descriptor,
5275 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
5276 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
5277 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
5279 2009-09-22 Richard Guenther <rguenther@suse.de>
5281 PR tree-optimization/41428
5282 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
5283 (ccp_finalize): Pass it to substitute_and_fold.
5285 2009-09-22 Richard Guenther <rguenther@suse.de>
5287 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
5288 (substitute_and_fold): Adjust prototype.
5289 * tree-vrp.c (vrp_evaluate_conditional): Make static.
5290 (simplify_stmt_using_ranges): Likewise.
5291 (fold_predicate_in): Move here from tree-ssa-propagate.c.
5292 (vrp_fold_stmt): New function.
5293 (vrp_finalize): Pass it to substitute_and_fold.
5294 * tree-flow.h (vrp_evaluate_conditional): Remove.
5295 (simplify_stmt_using_ranges): Likewise.
5296 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
5297 * tree-ssa-copy.c (fini_copy_prop): Likewise.
5298 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
5300 (fold_predicate_in): Move to tree-vrp.c.
5301 (substitute_and_fold): Use the callback instead of calling into
5302 tree-vrp.c functions directly.
5304 2009-09-22 Jakub Jelinek <jakub@redhat.com>
5306 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
5307 comparison warning on rs6000.
5310 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
5311 GIMPLE_EH_MUST_NOT_THROW cleanup.
5312 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
5314 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
5317 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
5318 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
5319 LIB_SPEC for darwin10 and later since it always uses the unwinder in
5320 libSystem which is derived from the gcc 4.2.1 unwinder.
5322 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5325 * varasm.c (default_encode_section_info): Copy TLS model into
5326 sym_ref flags regardless of backend support for TLS, for all
5327 model types except TLS_MODEL_EMULATED.
5329 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5332 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
5333 we can handle it correctly.
5335 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
5337 * doc/install.texi (os2): Remove section.
5339 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
5341 * doc/standards.texi (Objective-C): Adjust two URLs.
5343 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
5345 * tree-tailcall.c (process_assignment): Don't check if a
5346 multiplication or an addition are already present.
5347 (find_tail_calls): Combine multiple additions and multiplications.
5348 (adjust_accumulator_values): Emit accumulators.
5350 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
5352 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
5353 xmm register restore.
5355 2009-09-21 Jan Hubicka <jh@suse.cz>
5357 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
5358 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
5361 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
5363 * stor-layout.c (layout_type): Remove obsolete code.
5365 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
5368 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
5370 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5373 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
5374 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
5375 (fold_builtin_2, do_mpc_arg1): Update accordingly.
5376 * fold-const.c (const_binop): Likewise.
5377 * real.h (do_mpc_arg2): Update prototype.
5379 2009-09-20 Jan Hubicka <jh@suse.cz>
5381 * dwarf2out.c (add_const_value_attribute): Return true if successful.
5382 (add_location_or_const_value_attribute): Rewrite using
5384 (tree_add_const_value_attribute): Return true if successful.
5385 (tree_add_const_value_attribute_for_decl): Likewise.
5387 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
5388 (loc_descriptor): ... here;
5389 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5390 (cst_pool_loc_descr): Break out from ...; do not reffer constant
5391 pool items that was not marked for output.
5392 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
5393 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5394 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5395 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
5396 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
5397 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
5398 DW_OP_stack_value to get address of items that are not available
5400 (dw_loc_list): Handle single element lists correctly.
5402 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
5403 Pascal Obry <obry@adacore.com>
5405 * unwind-dw2-fde.c (classify_object_over_fdes):
5406 Cast the constant 1 to _Unwind_Ptr.
5407 (add_fdes): Likewise.
5408 (linear_search_fdes): Likewise.
5410 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
5412 * stor-layout.c (set_sizetype): Avoid useless type copy.
5414 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
5416 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
5418 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
5419 * configure, config.in: Regenerate.
5420 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
5422 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
5423 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
5424 for global data if the output could be used in a shared library.
5425 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
5426 to 0 if TARGET_WRITABLE_EH_FRAME.
5428 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
5430 PR rtl-optimization/39886
5431 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
5432 just when insn is equal to BB_END (bb).
5434 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
5436 * config/mips/mips.opt (mrelax-pic-calls): New option.
5437 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
5439 (mips_unspec_call): Change "unspec_call" expander into this.
5440 (mips_strip_unspec_call): New function.
5441 (mips_got_load): Call mips_unspec_call instead of
5442 gen_unspec_call<mode>.
5443 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
5445 (mips_cfg_in_reorg): New function.
5446 (mips16_lay_out_constants): Use it to decide whether to call
5447 CFG-aware insn splitting.
5448 (r10k_insert_cache_barriers): Move CFG set-up code from here to
5449 mips_reorg. Move DF set-up code from here ...
5450 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
5452 (mips_reorg): Call mips_df_reorg instead of
5453 r10k_insert_cache_barriers. Move CFG set-up code here from
5454 r10k_insert_cache_barriers.
5455 (mips_call_expr_from_insn): New function.
5456 (mips_pic_call_symbol_from_set): Likewise.
5457 (mips_find_pic_call_symbol): Likewise.
5458 (mips_annotate_pic_call_expr): Likewise.
5459 (mips_get_pic_call_symbol): Likewise.
5460 (mips_annotate_pic_calls): Likewise.
5461 (mips_override_options): Disable -mrelax-pic-calls unless PIC
5463 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
5464 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
5465 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
5467 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
5468 (unspec_call<mode>): Remove it.
5469 (sibcall_internal, sibcall_value_internal,
5470 sibcall_value_multiple_internal, call_internal, call_split,
5471 call_value_internal, call_value_split,
5472 call_value_multiple_internal, call_value_multiple_split): Pass
5473 SIZE_OPNO to MIPS_CALL.
5474 (call_internal_direct, call_direct_split,
5475 call_value_internal_direct, call_value_direct_split): Pass -1 as
5476 SIZE_OPNO to MIPS_CALL.
5477 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
5478 * configure: Regenerate.
5479 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
5480 and -mno-relax-pic-calls.
5481 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
5483 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5486 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
5487 in the directory this rule is called from, rather than the
5488 toplevel 'gcc' directory, to fix in-tree build.
5490 2009-09-19 Chris Demetriou <cgd@google.com>
5492 PR preprocessor/28435:
5493 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
5494 to cpplib that the preprocessor output is needed.
5496 2009-09-19 Jakub Jelinek <jakub@redhat.com>
5498 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
5499 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
5500 *return_and_restore_fpregs_<mode>,
5501 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
5504 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
5505 instead of assuming it has always a REG inside of it.
5507 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
5509 * config/freebsd.h: Update comment on types.
5510 (WINT_TYPE): Define.
5512 2009-09-18 Jason Merrill <jason@redhat.com>
5514 * c.opt: Add -fno-deduce-init-list.
5516 2009-09-18 Neil Vachharajani <nvachhar@google.com>
5518 * value-prof.c (interesting_stringop_to_profile_p): Added output
5519 argument to indicate which parameter is the size parameter.
5520 * value-prof.c (gimple_stringop_fixed_value): Use
5521 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
5522 * value-prof.c (gimple_stringops_transform): Update call sites to
5523 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
5525 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
5528 From David Binderman <dcb314@hotmail.com>:
5529 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
5530 local variable f. Remove stale comments.
5531 (ix86_compute_frame_layout): Remove useless local variable total_size.
5532 Remove #if 0'd code.
5533 (legitimate_address_p): Remove useless local variables
5534 reason_rtx and reason.
5535 (ix86_split_copysign_const): Remove useless local variable op1.
5536 (scale_counter): Remove useless local variable piece_size_mask.
5538 2009-09-18 Jakub Jelinek <jakub@redhat.com>
5540 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
5543 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
5546 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
5548 2009-09-17 Jakub Jelinek <jakub@redhat.com>
5550 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
5553 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
5555 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
5556 DW_OP_implicit_value even without dwarf_version 4.
5558 2009-09-17 Jan Hubicka <jh@suse.cz>
5560 * dwarf2out.c: Include tree-pass.h and gimple.h.
5561 (loc_list_plus_const): New function.
5562 (loc_descriptor_from_tree_1): Rename to ...
5563 (loc_descriptor_from_tree): ... remove original.
5564 (loc_list_from_tree): New function.
5565 (add_AT_location_description): Accept location list.
5566 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
5567 (concatn_mem_loc_descriptor): Remove.
5568 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
5570 (secname_for_decl): Move up.
5571 (hidden_reference_p): New function; break out from ...
5572 (loc_by_refernece): ... here; move up.
5573 (dw_loc_list): New function.
5574 (single_element_loc_list): New function.
5575 (single_element_loc_list_p): New function.
5576 (add_loc_descr_to_each): New function.
5577 (add_loc_list): New function.
5578 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
5579 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
5580 add diagnostics why expansion failed.
5581 (add_location_or_const_value_attribute): Support location lists.
5582 (add_bound_info): Likewise.
5583 (descr_info_loc): Update call of loc_descriptor_from_tree.
5584 (gen_variable_die): Work on location lists.
5585 * final.c (pass_final): Add dump file.
5586 * Makefile.in (dwarf2out.o): Add new dependencies.
5588 2009-09-17 Janis Johnson <janis187@us.ibm.com>
5591 * real.c decimal_from_integer, decimal_integer_string): New.
5592 (real_from_integer): Use them as special case for decimal float.
5593 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
5594 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
5595 Do not append zero after the decimal point in string to convert.
5597 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
5599 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
5600 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
5602 2009-09-17 Martin Jambor <mjambor@suse.cz>
5604 * common.opt (fipa-sra): New switch.
5605 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
5606 * timevar.def (TV_IPA_SRA): New timevar.
5607 * params.def (ipa-sra-ptr-growth-factor): New parameter.
5608 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
5609 * tree-sra.c: Include cgraph.c.
5610 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
5611 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
5612 and grp_not_necessarilly_dereferenced.
5613 (func_param_count): New variable.
5614 (encountered_apply_args): New variable.
5615 (bb_dereferences): New variable.
5616 (final_bbs): New variable.
5617 (no_accesses_representant): New variable.
5618 (no_accesses_p): New function.
5619 (dump_access): Dump the new fields.
5620 (sra_initialize): Set encountered_apply_args to false.
5621 (get_ssa_base_param): New function.
5622 (mark_parm_dereference): New function.
5623 (create_access): Caring for INIDRECT_REFs and different handling of
5624 varialble length accesses in early IPA SRA. Store the stmt - a new
5625 parameter - to the new access.
5626 (build_access_from_expr_1): New parameter stmt, passed to
5627 create_access. Handle INDIRECT_REFs.
5628 (build_access_from_expr): Pass the current statement to
5629 build_access_from_expr_1.
5630 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
5632 (build_accesses_from_assign): Pass the current statement to
5633 build_access_from_expr_1. Do not create assign links in IPA-SRA.
5634 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
5635 final_bbs when necessary. Check for calls to __builtin_apply_args.
5636 Fixup EH info if anythng was changed.
5637 (is_unused_scalar_param): New function.
5638 (ptr_parm_has_direct_uses): New function.
5639 (find_param_candidates): New function.
5640 (mark_maybe_modified): New function.
5641 (analyze_modified_params): New function.
5642 (propagate_dereference_distances): New function.
5643 (dump_dereferences_table): New function.
5644 (analyze_caller_dereference_legality): New function.
5645 (unmodified_by_ref_scalar_representative): New function.
5646 (splice_param_accesses): New function.
5647 (decide_one_param_reduction): New function.
5648 (enum ipa_splicing_result): New type.
5649 (splice_all_param_accesses): New function.
5650 (get_param_index): New function.
5651 (turn_representatives_into_adjustments): New function.
5652 (analyze_all_param_acesses): New function.
5653 (get_replaced_param_substitute): New function.
5654 (get_adjustment_for_base): New function.
5655 (replace_removed_params_ssa_names): New function.
5656 (sra_ipa_reset_debug_stmts): New function.
5657 (sra_ipa_modify_expr): New function.
5658 (sra_ipa_modify_assign): New function.
5659 (convert_callers): New function.
5660 (modify_function): New function.
5661 (ipa_sra_preliminary_function_checks): New function.
5662 (ipa_early_sra): New function.
5663 (ipa_early_sra_gate): New function.
5664 (pass_early_ipa_sra): New variable.
5665 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
5667 2009-09-17 Michael Matz <matz@suse.de>
5670 * tree.c (build_type_attribute_qual_variant): Export.
5671 * tree.h (build_type_attribute_qual_variant): Declare.
5672 * tree-inline.c (remap_type_1): Use it to build variants with
5673 the original qualifiers and attributes.
5675 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5677 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
5678 without a fallthrough edge.
5680 2009-09-16 DJ Delorie <dj@redhat.com>
5682 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
5683 chip and ignore the "fast_interrupt" attribute if so.
5685 2009-09-16 Richard Henderson <rth@redhat.com>
5688 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
5691 2009-09-16 Richard Henderson <rth@redhat.com>
5694 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
5695 is set only if DECL_NO_STATIC_CHAIN is unset.
5696 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
5697 (FOR_EACH_NEST_INFO): New.
5698 (walk_all_functions): Use it.
5699 (finalize_nesting_tree): Likewise.
5700 (unnest_nesting_tree): Likewise.
5701 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
5702 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
5703 (convert_gimple_call): Early out if gimple_call_chain already set.
5704 (convert_all_function_calls): Iterate until no new functions
5705 require a static chain.
5706 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
5707 when building a trampoline. Use dump_function_to_file instead
5709 (lower_nested_functions): Open dump_file. Validate that decls
5710 that have DECL_NO_STATIC_CHAIN from the front end don't have that
5711 bit reset by this pass.
5713 2009-09-16 Michael Matz <matz@suse.de>
5716 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
5717 shorten decl_common_unused.
5718 (DECL_RESTRICTED_P): New accessor.
5719 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
5720 to disambiguate marked decls and restrict pointers.
5722 2009-09-16 Richard Henderson <rth@redhat.com>
5725 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
5727 2009-09-16 Jakub Jelinek <jakub@redhat.com>
5729 * integrate.c (set_block_abstract_flags): Call
5730 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
5732 2009-09-16 Richard Guenther <rguenther@suse.de>
5735 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
5738 2009-09-16 DJ Delorie <dj@redhat.com>
5739 Kaz Kojima <kkojima@gcc.gnu.org>
5741 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
5742 (sh_expand_prologue): Update calls to output_stack_adjust.
5743 (sh_expand_epilogue): Likewise.
5745 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
5748 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
5749 trying to limit the extent of searches in the insn stream.
5751 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
5752 Jakub Jelinek <jakub@redhat.com>
5756 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
5758 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
5759 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
5760 (rs6000_savres_strategy): Always save FP registers inline if the
5761 target doesn't support hardware double-precision. Set the above
5762 bits in return value when needed.
5763 (rs6000_savres_routine_sym): Fix computation for cache selector.
5764 Mark the generated symbol as a function. Rename exitp argument to
5765 lr. Move code for determining the name of the symbol...
5766 (rs6000_savres_routine_name): ...here. New function. Add cases for
5767 getting the names right on AIX and 64-bit Linux.
5768 (savres_routine_name): New variable.
5769 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
5770 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
5771 on what the target routine uses as a base register. If savep && lr
5772 describe saving of r0 into memory slot.
5773 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
5774 line calls for AIX ABI.
5775 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
5776 determine FP save/restore functions.
5777 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
5778 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
5780 (rs6000_emit_epilogue): Adjust computation of restore_lr.
5781 Duplicate restoration of LR and execute the appropriate one
5782 depending on whether GPRs are being restored inline. Set r11 from
5783 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
5784 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
5785 Fix out of line calls for AIX ABI.
5786 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
5788 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
5790 (*restore_gpregs_spe): Likewise.
5791 (*return_and_restore_gpregs_spe): Likewise.
5792 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
5793 Define to empty string unconditionally.
5794 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
5795 Define to empty string unconditionally.
5796 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
5799 2009-09-15 Jan Hubicka <jh@suse.cz>
5801 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
5802 * params.def (inline-insns-auto): Likewise.
5804 2009-09-15 Martin Jambor <mjambor@suse.cz>
5806 * ipa-inline.c (estimate_function_body_sizes): Dump info about
5807 individual statements only at TDF_DETAILS dump level. Format
5808 source for 80 characters per line.
5810 2009-09-15 Christian Bruel <christian.bruel@st.com>
5812 * regrename.c (do_replace): Update REG_DEAD notes.
5814 2009-09-15 Revital Eres <eres@il.ibm.com>
5816 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
5817 * targhooks.c (default_builtin_support_vector_misalignment):
5818 New builtin function.
5819 * targhooks.h (default_builtin_support_vector_misalignment):
5821 * target.h (builtin_support_vector_misalignment):
5822 New field in struct gcc_target.
5823 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
5824 new builtin function.
5825 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
5827 * config/rs6000/rs6000.c
5828 (rs6000_builtin_support_vector_misalignment): New function.
5829 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
5831 2009-09-15 Jie Zhang <jie.zhang@analog.com>
5833 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
5835 (bfin_optimize_loop): Likewise.
5836 (bfin_gen_bundles): Likewise.
5837 (workaround_speculation): Likewise.
5838 (find_load): Return NULL_RTX for debug_insn.
5840 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
5842 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
5845 2009-09-14 DJ Delorie <dj@redhat.com>
5847 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
5848 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
5851 2009-09-14 Richard Henderson <rth@redhat.com>
5852 Jakub Jelinek <jakub@redhat.com>
5854 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
5855 * cfgbuild.c (make_edges): Handle asm goto.
5856 * cfglayout.c (fixup_reorder_chain): Likewise.
5857 * cfgrtl.c (patch_jump_insn): Likewise.
5858 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
5859 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
5860 (gimple_build_asm_vec): Add and use labels parameter.
5861 (gimple_build_asm): Remove.
5862 (walk_gimple_asm): Walk labels too.
5863 * gimple.def (GIMPLE_ASM): Update docs.
5864 * gimple.h: Update decls.
5865 (struct gimple_statement_asm): Change nc to use unsigned char;
5867 (gimple_asm_nlabels): New.
5868 (gimple_asm_label_op, gimple_asm_set_label_op): New.
5869 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
5870 into gimple_build_asm_vec.
5871 * jump.c (mark_jump_label_asm): New.
5872 (mark_jump_label): Use it.
5873 (redirect_jump_1): Handle asm goto.
5874 (invert_jump_1): Soft fail if X is null.
5875 * recog.c (extract_asm_operands): New.
5876 (asm_noperands): Use it; handle asm labels.
5877 (decode_asm_operands): Use extract_asm_operands.
5878 (asm_operand_ok): Properly handle empty string.
5879 * reg-stack.c (get_asm_operands_in_out): Rename from
5880 get_asm_operand_n_inputs; use extract_asm_operands; return both
5881 inputs and outputs by reference; update all callers.
5882 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
5883 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
5884 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
5885 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
5886 (extract_asm_operands): Declare.
5887 * stmt.c (expand_asm_operands): Add and use labels parameter.
5888 (check_unique_operand_names): Likewise.
5889 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
5890 (expand_asm_stmt): Handle asm labels.
5891 * tree-cfg.c (make_gimple_asm_edges): New.
5892 (make_edges): Use it.
5893 (cleanup_dead_labels): Handle asm labels.
5894 (is_ctrl_altering_stmt): Likewise.
5895 (gimple_redirect_edge_and_branch): Likewise.
5896 * tree.def (ASM_EXPR): Add 5th operand.
5897 * tree.h (ASM_LABELS): New.
5898 (resolve_asm_operand_names): Update decl.
5900 * c-parser.c (c_parser_asm_statement): Parse asm goto.
5901 (c_parser_asm_goto_operands): New.
5902 * c-tree.h (build_asm_expr): Update decl.
5903 * c-typeck.c (build_asm_expr): Add and use labels parameter.
5904 * doc/extend.texi: Document asm goto.
5906 2009-09-14 Richard Henderson <rth@redhat.com>
5908 * except.h: Update declarations.
5909 (struct pointer_map_t): Forward declare.
5910 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
5911 (struct eh_landing_pad_d, eh_landing_pad): New.
5912 (struct eh_catch_d, eh_catch): New.
5913 (struct eh_region_d): Remove next_region_sharing_label, aka,
5914 label, tree_label, landing_pad, post_landing_pad, resume,
5915 may_contain_throw. Rename region_number to index. Remove
5916 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
5917 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
5918 (VEC(eh_landing_pad,gc)): New.
5919 (struct eh_status): Remove last_region_number. Add lp_array,
5920 throw_stmt_table, ttype_data, ehspec_data.
5921 (ehr_next, FOR_ALL_EH_REGION_AT): New.
5922 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
5923 * except.c (lang_protect_cleanup_actions): Return tree.
5924 (struct ehl_map_entry): Remove.
5925 (init_eh_for_function): Push zero entries for region and lp_array.
5926 (gen_eh_region): Add to region_array immediately.
5927 (gen_eh_region_catch): Operate on eh_catch objects.
5928 (gen_eh_landing_pad): New.
5929 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
5930 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
5931 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
5932 (get_eh_landing_pad_from_number_fn): New.
5933 (get_eh_landing_pad_from_number): New.
5934 (get_eh_region_from_lp_number_fn): New.
5935 (get_eh_region_from_lp_number): New.
5936 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
5937 (get_exception_pointer, get_exception_filter): Remove.
5938 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
5939 (current_function_has_exception_handlers): Simplify.
5940 (bring_to_root, eh_region_replaceable_by_p): Remove.
5941 (replace_region, hash_type_list, hash_eh_region): Remove.
5942 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
5943 (label_to_region_map, num_eh_regions): Remove.
5944 (get_next_region_sharing_label, must_not_throw_labels): Remove.
5945 (find_exception_handler_labels): Remove.
5946 (duplicate_eh_regions_0, find_prev_try): Remove.
5947 (struct duplicate_eh_regions_data): New.
5948 (duplicate_eh_regions_1): Rewrite.
5949 (duplicate_eh_regions): Return a pointer map instead of an
5951 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
5952 (redirect_eh_edge_to_label): Remove.
5953 (eh_region_outermost): Rewrite using eh_region pointers
5954 instead of integers.
5955 (add_ttypes_entry): Update for ttype_data move to eh_status.
5956 (add_ehspec_entry): Rewrite with VEC instead of varray.
5957 (assign_filter_values): Likewise. Export.
5958 (build_post_landing_pads, connect_post_landing_pads): Remove.
5959 (dw2_build_landing_pads): Rewrite to use lp_array.
5960 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
5961 (sjlj_assign_call_site_values): Rewrite to use lp_array.
5962 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
5963 (sjlj_mark_call_sites): Update for landing pad numbers.
5964 (finish_eh_generation): Rewrite.
5965 (gate_handle_eh): Do nothing for no eh tree.
5966 (pass_rtl_eh): Move up near finish_eh_generation.
5967 (remove_eh_landing_pad): New.
5968 (remove_eh_handler): Export.
5969 (remove_eh_region, remove_eh_handler_and_replace): Remove.
5970 (for_each_eh_label): Rewrite to use lp_array.
5971 (make_reg_eh_region_note): New.
5972 (make_reg_eh_region_note_nothrow_nononlocal): New.
5973 (insn_could_throw_p): New.
5974 (copy_reg_eh_region_note_forward): New.
5975 (copy_reg_eh_region_note_backward): New.
5976 (check_handled, add_reachable_handler): Remove.
5977 (reachable_next_level, foreach_reachable_handler): Remove.
5978 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
5979 (get_eh_region_and_lp_from_rtx): New.
5980 (get_eh_region_from_rtx): New.
5981 (can_throw_internal_1, can_throw_external_1): Remove.
5982 (can_throw_internal): Use get_eh_region_from_rtx.
5983 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
5984 (insn_nothrow_p, can_nonlocal_goto): New.
5985 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
5986 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
5987 (add_action_record): Use VEC not varray.
5988 (collect_one_action_chain): Update for eh_region changes.
5989 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
5990 Use get_eh_region_and_lp_from_rtx.
5991 (gate_convert_to_eh_region_ranges): New.
5992 (pass_convert_to_eh_region_ranges): Use it.
5993 (push_uleb128, push_sleb128): Use VEC not varray.
5994 (output_one_function_exception_table): Likewise.
5995 (dump_eh_tree): Update for eh_region changes.
5996 (verify_eh_tree): Likewise.
5997 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
5998 * tree-eh.c: Include target.h.
5999 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
6000 Don't disallow GIMPLE_RESX; adjust argument check.
6001 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
6002 (record_stmt_eh_region): Update for landing pad numbers;
6003 generate a landing pad if necessary.
6004 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
6005 (remove_stmt_from_eh_lp_fn): Similarly.
6006 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
6007 Update for lp numbers; don't special case missing throw_stmt_table.
6008 (lookup_expr_eh_lp): Similarly.
6009 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
6010 (eh_seq, eh_region_may_contain_throw): New.
6011 (struct leh_state): Add ehp_region.
6012 (struct leh_tf_state): Remove eh_label.
6013 (emit_post_landing_pad): New.
6014 (emit_resx, emit_eh_dispatch): New.
6015 (note_eh_region_may_contain_throw): New.
6016 (frob_into_branch_around): Take eh_region not eh label;
6017 emit eh code into eh_seq.
6018 (honor_protect_cleanup_actions): Early exit for no actions. Don't
6019 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
6020 lower_eh_must_not_throw. Emit code to eh_seq.
6021 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
6022 (lower_try_finally_onedest): Likewise.
6023 (lower_try_finally_copy): Likewise.
6024 (lower_try_finally_switch): Likewise.
6025 (lower_try_finally): Initialize ehp_region.
6026 (lower_catch): Update for eh_catch objects.
6027 (lower_eh_filter): Don't handle must_not_throw.
6028 (lower_eh_must_not_throw): New.
6029 (lower_cleanup): Don't set eh_label.
6030 (lower_eh_constructs_2): Resolve eh builtins.
6031 Handle GIMPLE_EH_MUST_NOT_THROW.
6032 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
6033 Add eh_seq to the end of the function body.
6034 (make_eh_dispatch_edges): New.
6035 (make_eh_edge): Remove.
6036 (make_eh_edges): Simplify for landing pads.
6037 (redirect_eh_edge_1): New.
6038 (redirect_eh_edge): Use it.
6039 (redirect_eh_dispatch_edge): New.
6040 (stmt_could_throw_p): Use a switch. Allow RESX.
6041 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
6042 (stmt_can_throw_internal): Likewise.
6043 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
6044 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
6045 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
6046 (gate_refactor_eh): New.
6047 (pass_refactor_eh): Use it.
6048 (lower_resx, execute_lower_resx, pass_lower_resx): New.
6049 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
6050 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
6051 (remove_unreachable_handlers): Rename from
6052 tree_remove_unreachable_handlers; rewrite for landing pads;
6053 call remove_eh_handler directly.
6054 (remove_unreachable_handlers_no_lp): New.
6055 (unsplit_eh, unsplit_all_eh): New.
6056 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
6057 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
6058 (cleanup_empty_eh_unsplit): New.
6059 (cleanup_empty_eh): Rewrite.
6060 (cleanup_all_empty_eh): New.
6061 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
6062 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
6063 (gate_cleanup_eh): New.
6064 (pass_cleanup_eh): Use it.
6065 (verify_eh_edges): Move later in file. Expect one EH edge.
6066 (verify_eh_dispatch_edge): New.
6068 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
6069 (gtype-desc.o): Add TARGET_H.
6070 (tree.o): Use EXCEPT_H, not except.h.
6071 (cfgbuild.o): Add EXPR_H.
6072 (GTFILES): Add vecprim.h.
6073 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
6074 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
6075 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
6076 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
6077 * calls.c (emit_call_1): Use make_reg_eh_region_note.
6078 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
6079 calls to can_throw_internal.
6080 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
6081 (make_edges): Don't handle RESX; use can_nonlocal_goto.
6082 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
6083 (expand_gimple_stmt): Use make_reg_eh_region_note.
6084 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
6085 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
6086 or find_exception_handler_labels.
6087 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
6088 there is exacly one EH edge. Use can_nonlocal_goto and
6090 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
6091 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
6092 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
6093 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
6094 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
6095 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
6096 * dse.c (scan_insn): Use insn_could_throw_p.
6097 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
6098 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
6099 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
6100 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
6101 EXC_PTR_EXPR or FILTER_EXPR.
6102 (tree_expr_nonzero_warnv_p): Likewise.
6103 * function.h: Include vecprim.h, not varray.h
6104 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
6105 move ttype_data and ehspec_data members to struct eh_status; change
6106 action_record_data member to a VEC.
6107 * gcse.c (hash_scan_set): Use can_throw_internal.
6108 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
6109 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
6110 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
6111 (block_may_fallthru): Don't handle RESX_EXPR.
6112 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
6113 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
6114 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
6115 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
6116 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
6117 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
6118 (gimple_size): Likewise.
6119 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
6120 (gimple_build_resx): Use gimple_build_with_ops.
6121 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
6122 (is_gimple_val): Likewise.
6123 (is_gimple_stmt): Remove RESX_EXPR.
6124 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
6125 (GIMPLE_RESX): Reorder with other EH constructs.
6126 * gimple.h (struct gimple_statement_eh_mnt): New.
6127 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
6128 (gimple_eh_filter_must_not_throw): Remove.
6129 (gimple_eh_filter_set_must_not_throw): Remove.
6130 (gimple_eh_must_not_throw_fndecl): New.
6131 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
6132 (is_gimple_resx): New.
6133 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
6134 Don't copy EH_FILTER_MUST_NOT_THROW.
6135 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
6136 * ipa-inline.c (estimate_function_body_sizes): Don't try to
6137 handle must_not_throw_labels specially.
6138 * ipa-pure-const.c (check_call): Update debug statement for LP.
6139 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
6140 * ipa-utils.c (get_base_var): Likewise.
6141 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
6142 * lower-subreg.c (move_eh_region_note): Remove.
6143 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
6144 * omp-low.c (new_omp_context): Update for eh_lp_nr.
6145 (create_task_copyfn): Likewise.
6146 (maybe_catch_exception): Use gimple_build_eh_filter.
6147 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
6148 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
6149 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
6150 and pass_lower_resx.
6151 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
6152 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
6153 can_throw_internal, can_nonlocal_goto.
6154 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
6155 copy_reg_eh_region_note_forward.
6156 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
6157 (emit_output_reload_insns): Likewise.
6158 (copy_eh_notes): Remove.
6159 * rtl.def (RESX): Remove.
6160 * rtl.h: Update declarations.
6161 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
6162 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
6163 (update_eh_label): Remove.
6164 (cleanup_dead_labels_eh): New.
6165 (cleanup_deal_labels): Use it instead of update_eh_label.
6166 (gimple_merge_blocks): Update landing pad data structure when
6167 removing a landing pad label.
6168 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
6169 test; handle GIMPLE_EH_MUST_NOT_THROW.
6170 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
6171 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
6172 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
6173 (verify_stmt): Likewise. Verify landing pads.
6174 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
6175 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
6176 (struct move_stmt_d): Add eh_map.
6177 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
6178 (move_stmt_r): Remap eh region numbers in builtin calls,
6179 resx and eh_dispatch.
6180 (move_block_to_fn): Remove eh_offset parameter. Use
6181 maybe_duplicate_eh_stmt_fn.
6182 (find_outermost_region_in_block): Operate on eh_region pointers
6183 instead of region numbers.
6184 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
6185 duplicate_eh_regions.
6186 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
6187 test earlier. Disallow EH landing pads.
6188 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
6189 * tree-flow.h: Update declarations.
6190 (struct tree_ann_common_d): Replace rn with lp_nr.
6191 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
6192 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
6193 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
6194 resx and eh_dispatch.
6195 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
6196 (copy_edges_for_bb): Use make_eh_dispatch_edges.
6197 (copy_cfg_body): Expect eh_map instead of eh_region_offset
6198 from duplicate_eh_regions.
6199 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
6200 update RESX; handle EH_DISPATCH.
6201 (expand_call_inline): Set eh_lp_nr, not eh_region.
6202 (maybe_inline_call_in_expr): Likewise.
6203 * tree-inline.h (struct copy_body_data): Replace eh_region with
6204 eh_lp_nr, eh_region_offset with eh_map.
6205 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
6206 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
6207 * tree-pretty-print.c (dump_generic_node): Don't handle
6208 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
6209 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
6210 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
6211 EXC_PTR_EXPR, FILTER_EXPR.
6212 * tree-ssa-operands.c (get_expr_operands): Likewise.
6213 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
6214 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6215 (ao_ref_init_from_vn_reference): Likewise.
6216 * tree-ssa-sink.c (statement_sink_location): Likewise.
6217 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6218 (mark_virtual_phi_result_for_renaming): Export. Tidy.
6219 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
6220 EXC_PTR_EXPR, FILTER_EXPR.
6221 (is_exception_related): Remove.
6222 (compute_avail): Don't call it.
6223 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
6224 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
6225 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
6226 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
6228 (build_resx): Remove.
6229 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
6230 * tree.h: Update declarations.
6231 (EH_FILTER_MUST_NOT_THROW): Remove.
6232 (struct tree_label_decl): Add eh_landing_pad_nr.
6233 (EH_LANDING_PAD_NR): New.
6234 * value-prof.c (gimple_ic): Tidy variable names. Update for
6235 landing pad numbers.
6236 (gimple_stringop_fixed_value): Tidy variable names. Assert
6237 that neither call stmt can throw.
6238 * vecprim.h (uchar): New.
6239 (VEC(uchar,heap), VEC(uchar,gc)): New.
6241 * c-common.c (c_define_builtins): Update call to
6242 build_common_builtin_nodes.
6243 * c-parser.c (c_parse_file): Don't call
6244 default_init_unwind_resume_libfunc.
6246 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
6248 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
6249 (mips_cprestore_address_p): Likewise.
6250 (mips_save_gp_to_cprestore_slot): Likewise.
6251 (mips_restore_gp): Rename to...
6252 (mips_restore_gp_from_cprestore_slot): ...this.
6253 (mips_must_initialize_gp_p): Declare.
6254 (mips_emit_save_slot_move): Likewise.
6255 (mips_output_load_label): Return nothing.
6256 (mips_eh_uses): Declare.
6257 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
6258 (TARGET_CPRESTORE_DIRECTIVE): New macro.
6259 (TARGET_ABSOLUTE_JUMPS): Likewise.
6260 (EH_USES): Likewise.
6261 (FIRST_PSEUDO_REGISTER): Update comment.
6262 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
6263 (MIPS_CALL): ...here.
6264 (REGISTER_NAMES): Add $cprestore.
6265 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
6266 Add load_label_length, has_inflexible_gp_insn_p,
6267 has_flexible_gp_insn_p, must_initialize_gp_p and
6268 must_restore_gp_when_clobbered_p.
6269 (mips_expand_call): Don't generate split instructions here.
6270 (mips_split_call): Update the call to mips_restore_gp after
6271 the above name change.
6272 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
6273 (mips_find_gp_ref): New function.
6274 (mips_insn_has_inflexible_gp_ref_p): Likewise.
6275 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
6276 (mips_insn_has_flexible_gp_ref_p): Likewise.
6277 (mips_cfun_has_flexible_gp_ref_p): Likewise.
6278 (mips_function_has_gp_insn): Delete.
6279 (mips_global_pointer): Drop the df_regs_ever_live_p check.
6280 Use the new functions above. Only return INVALID_REGNUM
6281 for TARGET_ABSOLUTE_JUMPS.
6282 (mips_must_initialize_gp_p): New function.
6283 (mips_get_cprestore_base_and_offset): New function, extracted from...
6284 (mips_cprestore_slot): ...here. Take a bool parameter.
6285 (mips_cfun_has_cprestore_slot_p): New function.
6286 (mips_cprestore_address_p): Likewise.
6287 (mips_save_gp_to_cprestore_slot): Likewise.
6288 (mips_restore_gp): Rename to...
6289 (mips_restore_gp_from_cprestore_slot): ...this. Assert
6290 epilogue_completed. Update the call to mips_cprestore_slot.
6291 Test cfun->machine->must_restore_gp_when_clobbered_p.
6292 (mips_direct_save_slot_move_p): New function.
6293 (mips_emit_save_slot_move): Likewise.
6294 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
6295 of cfun->machine->global_pointer.
6296 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
6297 (mips_save_reg): Use mips_emit_save_slot_move.
6298 (mips_expand_prologue): Set must_initialize_gp_p.
6299 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
6300 for all cprestore saves. Emit a use_cprestore instruction after
6301 setting up the cprestore slot.
6302 (mips_restore_reg): Use mips_emit_save_slot_move.
6303 (mips_process_load_label): New function.
6304 (mips_load_label_length): Likewise.
6305 (mips_output_load_label): Don't return asm: output it here instead.
6306 Use mips_process_load_label.
6307 (mips_adjust_insn_length): Adjust the length of branch instructions
6308 that have length MAX_PIC_BRANCH_LENGTH.
6309 (mips_output_conditional_branch): Update the call to
6310 mips_output_load_label. Assume the branch target is OPERANDS[0]
6311 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
6312 (mips_output_order_conditional_branch): Swap the meaning of
6313 OPERANDS[0] and OPERANDS[1].
6314 (mips_variable_issue): Don't count ghost instructions.
6315 (mips_expand_ghost_gp_insns): New function.
6316 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
6317 (mips_output_mi_thunk): Set must_initialize_gp_p.
6318 (mips_eh_uses): New function.
6319 * config/mips/predicates.md (cprestore_save_slot_operand)
6320 (cprestore_load_slot_operand): New predicates.
6321 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
6322 (UNSPEC_MOVE_GP): Likewise.
6323 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
6324 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
6325 (CPRESTORE_SLOT_REGNUM): New register.
6326 (MAX_PIC_BRANCH_LENGTH): New constant.
6327 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
6328 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
6329 branches. Fix commentary.
6330 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
6331 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
6332 Change type to "ghost".
6333 (loadgp_absolute_<mode>): Likewise.
6334 (loadgp_rtp_<mode>): Likewise.
6335 (copygp_mips16): Likewise.
6336 (loadgp_blockage): Remove redundant mode attribute.
6337 (potential_cprestore): New instruction.
6338 (cprestore): Turn into an unspec set.
6339 (use_cprestore): New instruction.
6340 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
6341 (*branch_fp_inverted): Likewise.
6342 (*branch_order<mode>): Likewise.
6343 (*branch_order<mode>_inverted): Likewise.
6344 (*branch_equality<mode>): Likewise.
6345 (*branch_equality<mode>_inverted): Likewise.
6346 (*branch_bit<bbv><mode>): Likewise.
6347 (*branch_bit<bbv><mode>_inverted): Likewise.
6348 (*branch_equality<mode>_mips16): Remove redundant mode.
6349 (jump): Turn into a define_expand.
6350 (*jump_absolute): New instruction.
6351 (*jump_pic): Likewise.
6352 (*jump_mips16): Rename previously-unnamed pattern. Remove
6353 redundant mode attribute.
6354 (restore_gp): Split on epilogue_completed rather than
6355 reload_completed. Change type to "ghost".
6356 (move_gp<mode>): New instruction.
6357 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
6358 Remove redundant mode attribute.
6359 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
6360 (bc1any4f, bc1any2t, bc1any2f): Likewise.
6361 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
6363 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6366 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
6367 are returned in the same register (vs34 or v2) that Altivec vector
6368 types are returned in.
6369 (rs6000_libcall_value): Ditto.
6372 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
6373 instead of explicit addsi3/adddi3 calls.
6374 (rs6000_split_multireg_move): Ditto.
6375 (rs6000_emit_allocate_stack): Ditto.
6376 (rs6000_emit_prologue): Ditto.
6377 (rs6000_output_mi_thunk): Ditto.
6379 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
6380 size is 64 bits if we can use 64-bit registers.
6382 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
6384 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
6387 From Jie Zhang <jie.zhang@analog.com>:
6388 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
6389 save FP and RETS with saveall attribute.
6390 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
6391 with saveall attribute.
6393 * config/bfin/bfin.c (bfin_expand_builtin,
6394 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
6397 From Jie Zhang <jie.zhang@analog.com>:
6398 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
6399 before use in two places.
6400 * config/bfin/bfin.md (AREG): Define mode iterator.
6401 (reload_in, reload_out): Use mode iterator AREG.
6403 2009-09-14 Richard Guenther <rguenther@suse.de>
6406 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
6407 EH personality path.
6409 2009-09-13 Richard Guenther <rguenther@suse.de>
6410 Rafael Avila de Espindola <espindola@google.com>
6412 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
6413 (LANG_HOOKS_EH_PERSONALITY): Likewise.
6414 (LANG_HOOKS_INITIALIZER): Adjust.
6415 (lhd_pass_through_t): Declare.
6416 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
6418 * langhooks.c (lhd_pass_through_t): New function.
6419 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
6420 dwarf2out_begin_prologue): Use personality from current_function_decl.
6421 * expr.h (get_personality_function): Declare.
6422 * expr.c (get_personality_function): New function.
6423 (build_personality_function): Likewise.
6424 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
6425 (eh_personality_libfunc): Remove.
6426 * optabs.c (build_libfunc_function): New function split out from ...
6427 (init_one_libfunc): ... here.
6428 * tree.h (DECL_FUNCTION_PERSONALITY): New.
6429 (tree_function_decl): Add personality.
6430 (lhd_gcc_personality): Declare.
6431 (build_personality_function): Likewise.
6432 * tree.c (gcc_eh_personality_decl): New.
6433 (lhd_gcc_personality): New function.
6434 * except.h (lang_eh_runtime_type): Remove.
6435 (enum eh_personality_kind): New.
6436 (build_personality_function): Declare.
6437 (function_needs_eh_personality): Declare.
6438 * except.c (lang_eh_runtime_type): Remove.
6439 (function_needs_eh_personality): New function.
6440 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
6441 (sjlj_emit_function_enter, output_function_exception_table):
6442 Use personality from current_function_decl.
6443 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
6444 * tree-inline.c (tree_can_inline_p): Do not inline across different
6446 (expand_call_inline): Likewise. Adjust the callers EH personality.
6447 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
6448 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
6449 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
6450 (c-parser.o): Likewise
6451 * c-tree.h (c_eh_initialized_p): Remove.
6452 (c_maybe_initialize_eh): Likewise.
6453 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
6454 (finish_decl): Don't call c_maybe_initialize_eh.
6455 (c_eh_initialized_p): Remove.
6456 (c_maybe_initialize_eh): Likewise.
6457 * c-parser.c (c_parser_omp_construct): Likewise.
6458 (c_parse_file): Initialize exception handling.
6460 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
6462 * config.gcc (tm_file): Remove i386/biarch32.h
6463 for i?86-w64-mingw* case.
6464 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
6466 * config.host: Set for x64 mingw the option
6467 use_long_long_for_widest_fast_int to yes.
6469 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
6471 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
6472 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
6473 (dbxout_begin_function): Likewise.
6474 * final.c (dwarf2_debug_info_emitted_p): New predicate.
6475 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
6476 set on the function.
6477 (final_end_function): Likewise.
6478 (final_scan_insn): Likewise.
6479 (rest_of_handle_final): Likewise.
6480 * varasm.c (assemble_start_function): Likewise.
6481 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6483 2009-09-12 Jason Merrill <jason@redhat.com>
6485 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
6486 * opts.c (common_handle_option): constify.
6488 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
6490 * doc/install.texi (avr): Remove obsolete reference site.
6492 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
6494 * doc/install.texi (Binaries): Adjust AIX link.
6496 2009-09-12 Akim Demaille <demaille@gostai.com>
6498 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
6499 Use an imperative sentence.
6501 2009-09-11 Richard Henderson <rth@redhat.com>
6503 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
6504 structure-name and has-tree-operands arguments; update all entries.
6505 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
6507 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
6508 (gsstruct_code_size): New.
6509 (gss_for_code_): New.
6510 (gss_for_code): Remove.
6511 (gimple_size): Rewrite using gsstruct_code_size.
6512 (gimple_statement_structure): Move to gimple.h.
6513 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
6514 (gss_for_code, gimple_statement_structure): New.
6515 (gimple_ops): Use new arrays; tidy.
6517 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6519 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
6520 operand to be a PLUS expression.
6521 * config/pa/pa.c (pa_secondary_reload): Likewise.
6523 2009-09-11 Jakub Jelinek <jakub@redhat.com>
6525 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
6527 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
6530 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
6532 From Jie Zhang <jie.zhang@analog.com>:
6533 * doc/extend.texi (node Function Attributes): Document l2
6535 (node Blackfin Variable Attributes): Document l2 variable attributes.
6537 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
6539 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
6540 to match the system compiler's configuration at inflection point.
6541 Add comment to remark a remaining difference with system compiler.
6543 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
6544 * configure: Regenerate.
6546 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
6548 From Jie Zhang <jie.zhang@analog.com>:
6549 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
6550 (bfin_handle_l2_attribute): New.
6551 (bfin_attribute_table): Add l2 attribute.
6553 2009-09-11 Michael Matz <matz@suse.de>
6556 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
6557 on the local_decls list.
6559 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
6563 * cselib.c (cselib_expand_value_rtx_cb): Document callback
6565 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
6566 for VALUEs, to implement the documented interface.
6567 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
6568 Adjust for VALUEs and anything else, to implement the
6569 documented interface.
6571 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
6573 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
6574 with actual SPE/paired vector modes before using 64-bit alignment.
6575 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
6577 2009-09-10 DJ Delorie <dj@redhat.com>
6579 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
6582 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
6583 * config/mep/mep.c (mep_legitimate_constant_p): New.
6584 * config/mep/mep-protos.h: Prototype it.
6586 2009-09-10 Richard Henderson <rth@redhat.com>
6588 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
6590 2009-09-10 Jason Merrill <jason@redhat.com>
6592 * tree.c (chain_index): New fn.
6593 * tree.h: Declare it.
6595 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6597 * config/sol2-c.c (cmn_err_length_specs): Initialize
6598 scalar_identity_flag.
6600 2009-09-10 Richard Henderson <rth@redhat.com>
6602 * tree.h (struct tree_decl_common): Move align member earlier;
6603 move label_decl_uid member ...
6604 (struct tree_label_decl): ... here.
6605 (LABEL_DECL_UID): Update to match.
6607 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
6610 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
6611 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
6613 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
6614 dest_prev if the edge is complex.
6616 * tree-cfg.c (is_ctrl_stmt): Use a switch.
6618 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
6619 loop latch tests earlier.
6621 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
6622 before GIMPLE_RETURN, not after its predecessor; insert
6625 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
6626 gimple_seq_empty_p to test for no PHI nodes.
6627 * tree-cfg.c (split_critical_edges): Likewise.
6629 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
6631 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
6633 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
6634 introduced by the VTA branch merge.
6636 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
6638 * ira-conflicts.c: Use fputs or putc instead of fprintf
6642 * tree-switch-conversion.c: Ditto.
6644 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
6646 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
6647 introduced by the VTA branch merge.
6649 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
6652 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
6654 PR rtl-optimization/39779
6655 * expr.c (convert_modes): Return when mode == oldmode after
6656 CONST_INTs are processed.
6658 2009-09-10 Nick Clifton <nickc@redhat.com>
6660 * config/mep/mep.c (mep_encode_section_info): Copy weakness
6661 attribute and referring decl when creating renamed symbol.
6663 2009-09-10 Richard Guenther <rguenther@suse.de>
6666 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
6668 (cgraph_finalize_compilation_unit): Compute reachability
6669 before emitting thunks. Properly process aliases before
6670 possibly removing unreachable nodes.
6672 2009-09-10 Richard Guenther <rguenther@suse.de>
6675 * tree.c (struct free_lang_data_d): Add worklist member.
6676 (find_decls_types_r): Push onto the worklist instead of recursing.
6677 Handle TREE_BINFOs properly.
6678 (find_decls_types): New function wrapped around find_decls_types_r
6679 to process the worklist.
6680 (find_decls_types_in_eh_region): Use it.
6681 (find_decls_types_in_node): Likewise.
6682 (find_decls_types_in_var): Likewise.
6683 (free_lang_data_in_cgraph): Likewise. Free the worklist.
6684 * tree.h (RECORD_OR_UNION_TYPE_P): New.
6685 (AGGREGATE_TYPE_P): Adjust.
6687 2009-09-09 Jason Merrill <jason@redhat.com>
6689 * configure.ac: Check glibc version even if we have an in-tree
6692 2009-09-09 Anthony Green <green@moxielogic.com>
6694 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
6695 the constant 0 when appropriate.
6696 * config/moxie/constraints.md: Add constraint O.
6698 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
6699 to pass up to 6 32-bit argument values in registers.
6700 (moxie_function_arg): Ditto.
6701 (moxie_arg_partial_bytes): Ditto.
6702 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
6703 (REG_PARM_STACK_SPACE): Ditto.
6704 (FUNCTION_ARG_REGNO_P): Ditto.
6706 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
6707 instruction to allocate stack space.
6709 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
6711 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
6712 unnecessarily stringent constraints. Fix address
6713 calculation in the splitters.
6715 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
6717 PR rtl-optimization/39779
6718 * expr.c (convert_modes): Return when mode == oldmode after
6719 CONST_INTs are processed.
6721 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
6724 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
6725 (ix86_expand_prologue): Take frame.padding0 into logic of
6727 (ix86_expand_epilogue): Likewise.
6729 2009-09-09 Jakub Jelinek <jakub@redhat.com>
6731 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
6733 (SHLIB_LINK, SHLIB_INSTALL): Use them.
6734 * config/t-slibgcc-libgcc: New file.
6735 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
6737 2009-09-09 Martin Jambor <mjambor@suse.cz>
6739 PR tree-optimization/41089
6740 * tree-sra.c (find_var_candidates): Do not consider va_lists in
6743 2009-09-09 Richard Henderson <rth@redhat.com>
6745 * gimple.h (CASE_GIMPLE_OMP): New.
6746 (is_gimple_omp): Use it.
6747 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
6748 (verify_gimple_debug): Likewise.
6750 2009-09-09 Richard Guenther <rguenther@suse.de>
6752 PR tree-optimization/41101
6753 * tree-ssa-pre.c (maximal_set): Remove.
6754 (compute_antic_aux): Treat the maximal set as implicitly all ones.
6755 Defer all blocks we didn't visit at least one successor.
6756 (add_to_exp_gen): Do not add to the maximal set.
6757 (make_values_for_phi): Likewise.
6758 (compute_avail): Likewise.
6759 (init_pre): Do not allocate the maximal set.
6760 (execute_pre): Do not dump it.
6762 2009-09-09 Martin Jambor <mjambor@suse.cz>
6764 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
6765 an SSA_NAME rather than a is_gimple_variable.
6767 2009-09-09 Richard Guenther <rguenther@suse.de>
6770 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
6771 code dealing with plain pointer bases.
6772 (maybe_fold_offset_to_reference): Likewise.
6773 (maybe_fold_stmt_addition): Adjust.
6775 2009-09-09 Richard Guenther <rguenther@suse.de>
6777 * tree.c (free_lang_data_in_type): Do not free the type variant
6779 (free_lang_data): Merge char_type_node with its properly signed
6781 (pass_ipa_free): Collect after freeing language specific data.
6783 2009-09-09 Michael Matz <matz@suse.de>
6786 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
6787 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
6788 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
6791 2009-09-08 DJ Delorie <dj@redhat.com>
6793 * config/mep/mep.c (conversions[]): Add "ml" pattern.
6795 2009-09-04 Jason Merrill <jason@redhat.com>
6797 * tree.c (tree_find_value): Remove.
6798 * tree.h: Remove prototype.
6799 * varasm.c (assemble_external): Use value_member instead.
6801 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6803 * toplev.c (process_options): Choose default debugging type when
6804 gtoggle enables debug info and type is unset.
6806 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6810 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
6813 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6815 * configure: Rebuilt with modified libtool.m4.
6817 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6822 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
6824 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6826 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
6827 (remove_statement): Likewise.
6828 (rewrite_use_nonlinear_expr): Adjust.
6829 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
6830 * tree-ssa.c (release_defs_bitset): ... this. New.
6831 * tree-flow.h (release_defs_bitset): Declare.
6833 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6836 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
6837 in the middle block.
6839 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
6841 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
6842 via intptr_t to long type.
6843 (insert_operand_rank): Cast long type via intptr_t to
6845 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
6847 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
6848 from pointer to unsigned via uintptr_t.
6850 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
6851 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
6853 * configure: Regenerated.
6854 * config.in: Regenerated
6855 * system.h (stdint.h): Add include.
6856 (inttypes.h): Likewise.
6857 * Makefile.in (aclocal): Add config/stdint.m4.
6858 * aclocal.m4: Regenerated.
6860 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
6862 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
6864 (note_np_check_stores): New function.
6865 (harmless_null_pointer_p): New function.
6866 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
6867 changed. Take into account whether we're in the shadow of a condjump
6868 that tested NP_REG for NULL.
6869 Lose all code that tested for SEQUENCEs.
6870 (workaround_speculation): Avoid inserting NOPs for loads that are
6871 either always executed or a NULL pointer.
6873 2009-09-08 Jan Hubicka <jh@suse.cz>
6875 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
6876 * params.def (early-inlining-insns): Likewise.
6878 2009-09-08 Jakub Jelinek <jakub@redhat.com>
6880 PR rtl-optimization/41239
6881 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
6882 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
6884 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
6885 across calls, as the calls might not always return normally.
6886 (call_may_noreturn_p): New function.
6887 (deps_analyze_insn): Update last_function_call_may_noreturn list.
6888 (init_deps): Initialize it.
6889 (remove_from_deps): Also remove calls from
6890 last_function_call_may_noreturn list.
6892 2009-09-07 Richard Henderson <rth@redhat.com>
6894 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
6895 more VR->OPERANDS than LHS operands. Free LHS before returning.
6897 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6899 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
6900 (attr "addrtype"): New member "spreg".
6901 Use it if mem_spfp_address_operand is true for the address.
6902 (attr "type"): New entry "stall".
6903 (cpu_unit "load"): New.
6904 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
6906 (insn_reservation "loadsp"): New.
6907 (insn_reservation "load_stall1"): New.
6908 (insn_reservation "load_stall3"): New.
6910 * config/bfin/predicates.md (const1_operand, const3_operand): New.
6911 (mem_p_address_operand): Exclude stack and frame pointer based
6913 (mem_spfp_address_operand): New; match them here.
6914 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
6915 (bfin_reorg): Call it if scheduling insns.
6916 (bfin_gen_bundles): Remove dummy insns created by
6917 add_sched_insns_for_speculation.
6919 From Jie Zhang <jie.zhang@analog.com>:
6920 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
6921 bfin_si_revision, bfin_workarounds): Move these ...
6922 * config/bfin/bfin.h: ... here.
6924 From Mike Frysinger <michael.frysinger@analog.com>
6925 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
6926 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
6927 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
6928 bf547m, bf548m, and bf549m.
6929 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
6930 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
6931 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
6932 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
6933 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
6934 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
6935 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
6936 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
6937 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
6938 bf542m, bf544m, bf547m, bf548m, and bf549m.
6940 From Jie Zhang <jie.zhang@analog.com>:
6941 * config/bfin/predicates.md (p_register_operand): New predicate.
6942 (dp_register_operand): New predicate.
6943 * config/bfin/bfin-protos.h (WA_05000074): Define.
6944 (ENABLE_WA_05000074): Define.
6945 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
6946 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
6947 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
6948 (define_attr addrtype): Allow load/store register to be P register.
6949 (define_attr storereg): New.
6950 (define_cpu_unit anomaly_05000074): New.
6951 (define_insn_reservation dsp32shiftimm): New.
6952 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
6953 (define_insn_reservation loadp): Cannot use slot2.
6954 (define_insn_reservation loadsp): Cannot use slot2.
6955 (define_insn_reservation storep): Cannot use slot2. Does not
6956 apply when working around 05000074.
6957 (define_insn_reservation storep_anomaly_05000074): New.
6958 (define_insn_reservation storei): Does not apply when working
6960 (define_insn_reservation storei_anomaly_05000074): New.
6961 (define_attr length): Add dsp32shiftimm case.
6962 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
6963 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
6964 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
6965 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
6966 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
6968 2009-09-07 Martin Jambor <mjambor@suse.cz>
6971 * tree-sra.c (create_artificial_child_access): Return NULL if
6972 build_ref_for_offset fails.
6973 (propagate_subacesses_accross_link): Allow build_ref_for_offset
6974 and create_artificial_child_access to fail.
6976 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6979 * unwind-dw2.c (uw_init_context_1): Mark noinline.
6980 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
6981 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
6983 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6985 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
6986 block, ensure it has an exit edge. Emit a barrier after a jump.
6988 2009-09-07 Nick Clifton <nickc@redhat.com>
6990 * gcc.c (this_is_linker_script): New variable. Like
6991 this_is_library_file but for the %T constructor.
6992 (end_going_arg): If this_is_linker_script is set then locate the
6993 script and insert a --script switch before it
6994 (do_spec_2): Initialise this_is_linker_script.
6995 (do_spec_1): Likewise. Handle %T construct.
6996 (eval_spec_function): Preserve this_is_linker_script.
6997 * doc/invoke.texi: Document %T construct in spec files.
6998 * config/m32c/m32c.h (LIB_SPEC): Use it.
7000 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7002 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
7003 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
7004 when volatile flag is set.
7005 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
7007 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
7010 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
7011 (combine_stack_adjustments_for_block): Allow insns between stack
7012 adjustments and stores with corresponding pre-(dec|inc)rement or
7013 pre-modify operation.
7015 2009-09-06 Jakub Jelinek <jakub@redhat.com>
7018 * combine-stack-adj.c (struct csa_memlist): Rename to...
7019 (struct csa_reflist): ... this. Rename mem field to ref.
7020 (free_csa_memlist): Rename to...
7021 (free_csa_reflist): ... this.
7022 (record_one_stack_memref): Rename to...
7023 (record_one_stack_ref): ... this. Handle also REG_P.
7024 (try_apply_stack_adjustment): Handle also REG_P.
7025 (struct record_stack_memrefs_data): Rename to...
7026 (struct record_stack_refs_data): ... this. Rename memlist field to
7028 (record_stack_memrefs): Rename to...
7029 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
7030 subexpressions instead of failing when a MEM contains SP references.
7031 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
7032 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
7034 2009-09-06 Richard Guenther <rguenther@suse.de>
7037 * tree.c (build_array_type): Do not record types marked
7038 with structural equality in the canonical type hashtable.
7040 2009-09-06 Richard Guenther <rguenther@suse.de>
7043 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
7045 2009-09-05 Richard Guenther <rguenther@suse.de>
7048 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
7050 2009-09-05 Richard Guenther <rguenther@suse.de>
7053 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
7055 2009-09-05 Richard Guenther <rguenther@suse.de>
7058 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
7059 before comparing function argument types.
7061 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7064 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
7067 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7070 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7072 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7073 locators before emit_insn is called.
7075 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
7078 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
7079 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
7080 (reginfo_init): Don't call allocate_reg_info.
7082 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
7085 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
7086 NONDEBUG_INSN_P instead of INSN_P.
7088 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7091 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
7093 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7096 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
7097 pattern of the split.
7099 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7101 * toplev.c (process_options): Move setter of flag_var_tracking
7102 before other tests that depend on it. Move down setter of
7103 flag_rename_registers. Don't enable var-tracking-assignments
7104 by default if selective scheduling is enabled. Warn if both
7107 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
7109 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
7110 comment. Use switch statement to catch overlaps between rtx
7111 and tree codes. Accept FUNCTION_DECLs in addition to those in...
7112 (IS_DECL_CODE): ... here. Remove.
7113 (check_value_is_not_decl): Remove.
7114 (dv_from_decl, dv_from_value): Check after conversion.
7116 2009-09-04 Richard Guenther <rguenther@suse.de>
7119 * (cgraph_finalize_compilation_unit): Move finalizing aliases
7120 after emitting tunks. Move emitting thunks and ctors from ...
7121 (cgraph_optimize): ... here. Remove redundant
7122 cgraph_analyze_functions.
7123 * varasm.c (find_decl_and_mark_needed): Remove no longer
7125 (finish_aliases_1): Adjust check for thunk aliases.
7127 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
7129 * config/arm/arm.md (ctzsi2): Added braces
7130 to avoid warning that broke booststrap.
7132 2009-09-04 Martin Jambor <mjambor@suse.cz>
7134 PR tree-optimization/41112
7135 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
7136 handle variable-bounded arrays.
7137 (expr_with_var_bounded_array_refs_p): New function.
7138 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
7140 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
7142 * config/s390/2097.md: Removed two incorrect bypasses.
7143 (z10_fsimpdf): Fixed latency.
7144 (z10_fhex): New insn_reservation.
7145 (z10_floaddf): Fixed latency.
7146 (z10_floadsf): Fixed latency.
7147 (z10_ftrunctf): Fixed latency.
7148 (z10_ftruncdf): Fixed latency.
7149 * config/s390/s390.c (z10_cost): Fixed values.
7150 (s390_adjust_priority): Added z10 path.
7151 * config/s390/s390.md (type): Added fhex.
7152 (*mov<mode>_64dfp): Updated type attribute.
7153 (*mov<mode>_64): Updated type attribute.
7154 (*mov<mode>_31): Updated type attribute.
7155 (*mov<mode>"): Likewise.
7156 * config/s390/2084.md (x_fsimpdf): Updated condition.
7158 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
7160 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
7161 RTXs in the predicate for operand 1.
7163 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
7165 * config/arm/arm.md (UNSPEC_RBIT): New constant.
7166 (rbitsi2): New insn.
7167 (ctzsi2): New expand.
7168 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
7170 2009-09-03 Martin Jambor <mjambor@suse.cz>
7172 * tree-sra.c (duplicate_expr_for_different_base): Removed.
7173 (create_artificial_child_access): Use build_ref_for_offset instead
7174 of duplicate_expr_for_different_base.
7175 (propagate_subacesses_accross_link): Likewise.
7177 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
7179 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
7181 (mips16e_collect_argument_saves): Skip debug instructions.
7182 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
7183 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
7184 (r10k_insert_cache_barriers): Likewise.
7185 (mips_reorg_process_insns): Likewise.
7187 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
7190 * ira.c (update_equiv_reg): Remove check on class likely spill.
7192 2009-09-03 Jakub Jelinek <jakub@redhat.com>
7195 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
7196 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
7200 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
7201 the stack slot if it is passed by invisible reference.
7202 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
7203 by invisible reference.
7205 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
7207 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
7208 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
7209 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
7211 * config/bfin/sync.md: New file.
7212 * config/bfin/bfin.md: Include it.
7213 (UNSPEC_ATOMIC): New.
7214 (UNSPEC_ONES): Provide a unique number.
7216 From Jie Zhang <jie.zhang@analog.com>:
7217 * config/bfin/bfin.c (ret_regs): New.
7218 (must_save_fp_p): Don't return true because of frame_pointer_needed.
7219 (must_save_rets_p): New.
7220 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
7221 current_function_is_leaf.
7222 (do_link): Likewise.
7223 (do_unlink): Likewise.
7224 (expand_interrupt_handler_prologue): Use ret_regs array.
7225 (expand_interrupt_handler_epilogue): Use ret_regs array and
7226 pass return register to gen_return_internal.
7227 (bfin_expand_epilogue): Pass return register to
7228 gen_return_internal.
7229 (bfin_expand_call): Explicitly clobber RETS.
7230 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
7231 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
7232 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
7233 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
7235 (return_internal): Take a reg rtx rather than the register number.
7237 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
7239 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
7240 when comparing against estimated_loop_iterations_int return.
7242 2009-09-03 Richard Guenther <rguenther@suse.de>
7244 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
7245 eh_personality_libfunc.
7247 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7249 * tree-parloops.c (separate_decls_in_region): Add space.
7251 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7253 * tree-parloops.c (separate_decls_in_region): Change the condition
7254 checking if there are reductions in the loop.
7256 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7258 PR tree-optimization/38275
7259 * tree-parloops.c (parallelize_loops): Replace profitability condition
7260 for expected number of iterations.
7262 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
7264 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
7265 (bootstrap-debug): Explain conditions in which it becomes default.
7266 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
7269 2009-09-03 Namhyung Kim <namhyung@gmail.com>
7271 * doc/invoke.texi (Optimize Options): Move
7272 -finline-small-functions to the -O2 list.
7274 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
7276 * toplev.c (process_options): Enable var-tracking-assignments
7277 by default if var-tracking is enabled.
7279 2009-09-02 David Daney <ddaney@caviumnetworks.com>
7281 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
7283 * emit-rtl.c (prev_nonnote_insn_bb): New function.
7284 * rtl.h (prev_nonnote_insn_bb): Declare it.
7286 2009-09-03 Diego Novillo <dnovillo@google.com>
7288 * cgraph.c (cgraph_node_for_decl): New.
7289 * cgraph.h (cgraph_node_for_decl): Declare.
7290 * tree.c (host_integerp): Return 0 if T is NULL.
7292 2009-09-03 Diego Novillo <dnovillo@google.com>
7294 * tree.h (struct alias_pair): Move from varasm.c.
7295 (alias_pairs): Likewise.
7296 (TYPE_MAXVAL): Define.
7297 (TYPE_MINVAL): Define.
7298 (iterative_hash_host_wide_int): Declare.
7299 (remove_unreachable_alias_pairs): Declare.
7300 * tree-pass.h (pass_ipa_free_lang_data): Declare.
7301 * diagnostic.c (default_diagnostic_starter): Make extern.
7302 (default_diagnostic_finalizer): Make extern.
7303 * diagnostic.h (default_diagnostic_starter): Declare.
7304 (default_diagnostic_finalizer): Declare.
7305 (default_tree_printer): Declare.
7306 * toplev.c (default_tree_printer): Make extern.
7308 2009-09-03 Richard Guenther <rguenther@suse.de>
7309 Diego Novillo <dnovillo@google.com>
7311 * cgraph.c (cgraph_add_new_function): Remove gimplification.
7312 * cgraphunit.c (cgraph_expand_function): Do not emit
7313 associated thunks from here.
7314 (cgraph_emit_thunks): New.
7315 (cgraph_optimize): Call it.
7316 Return if any IPA pass finds an error.
7317 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
7320 2009-09-03 Simon Baldwin <simonb@google.com>
7321 Rafael Espindola <espindola@google.com>
7322 Richard Guenther <rguenther@suse.de>
7323 Doug Kwan <dougkwan@google.com>
7324 Diego Novillo <dnovillo@google.com>
7326 * tree.c: Include tree-pass.h, langhooks-def.h,
7327 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
7328 (free_lang_data_in_type): New.
7329 (need_assembler_name_p): New.
7330 (free_lang_data_in_block): New.
7331 (free_lang_data_in_decl): New.
7332 (struct free_lang_data_d): New.
7333 (add_tree_to_fld_list): New.
7334 (find_decls_types_r): New.
7335 (get_eh_types_for_runtime): New.
7336 (find_decls_types_in_eh_region): New.
7337 (find_decls_types_in_node): New.
7338 (find_decls_types_in_var): New.
7339 (free_lang_data_in_cgraph): New.
7340 (free_lang_data): New.
7341 (gate_free_lang_data): New.
7342 (pass_ipa_free_lang_data): New.
7344 2009-09-03 Diego Novillo <dnovillo@google.com>
7346 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
7347 * langhooks.h (struct lang_hooks): Add field free_lang_data.
7348 (lang_hooks): Remove const qualifier.
7349 * ipa.c (cgraph_remove_unreachable_nodes): Call
7350 remove_unreachable_alias_pairs.
7351 * except.c (add_type_for_runtime): Check if TYPE has
7352 already been converted.
7353 (lookup_type_for_runtime): Likewise.
7354 (check_handled): Handle converted types.
7355 * varasm.c (remove_unreachable_alias_pairs): New.
7356 * gimple.c: Include demangle.h.
7357 (gimple_decl_printable_name): New.
7358 (gimple_fold_obj_type_ref): New.
7359 * gimple.h (gimple_decl_printable_name): Declare.
7360 (gimple_fold_obj_type_ref): Declare.
7361 * passes.c (init_optimization_passes): Add pass
7362 pass_ipa_free_lang_data.
7363 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
7364 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
7366 2009-09-03 Diego Novillo <dnovillo@google.com>
7368 * c-lang.c (lang_hooks): Remove const qualifier.
7370 2009-09-02 Loren James Rittle <ljrittle@acm.org>
7372 * doc/install.texi (*-*-freebsd*): Update target information.
7374 2009-09-02 Anatoly Sokolov <aesok@post.ru>
7376 * hard-reg-set.h (call_fixed_regs): Remove.
7377 * reginfo.c (call_fixed_regs): Remove.
7378 (init_reg_sets_1): Remove initialization of call_fixed_regs.
7379 (globalize_reg): Don't use call_fixed_regs.
7380 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
7383 2009-09-01 Michael Matz <matz@suse.de>
7385 * expr.h (emit_storent_insn, expand_expr_real_1,
7386 expand_expr_real_2): Declare.
7387 * expr.c (emit_storent_insn, expand_expr_real_1,
7388 expand_expr_real_2): Export.
7389 (store_expr): Setting and evaluating dont_return_target is useless.
7390 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
7391 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
7392 * except.c (expand_resx_expr): Rename to ...
7393 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
7394 * except.h (expand_resx_stmt): Declare.
7395 * stmt.c: Add include gimple.h
7396 (expand_asm_expr): Rename to ...
7397 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
7398 (expand_case): Rewrite to take gimple statement.
7399 * tree.h (expand_asm_stmt): Declare.
7400 (expand_case): Change prototype.
7401 * Makefile.in (stmt.o): Depend on gimple.h.
7402 * builtins.c (expand_builtin_synchronize): Build gimple asm
7403 statement, not an ASM_EXPR.
7404 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
7405 gimple_to_tree, release_stmt_tree): Remove.
7406 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
7407 ggc_free, but hold comparison code and operands separately.
7408 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
7409 (expand_call_stmt, expand_gimple_stmt_1,
7410 expand_gimple_stmt): New helpers.
7411 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
7412 release_stmt_tree. Call expand_gimple_stmt instead.
7413 (expand_gimple_basic_block): Ditto.
7415 * calls.c (emit_call_1): Don't look at EH regions here, make
7416 fntree parameter useless.
7417 (expand_call): New local rettype for TREE_TYPE(exp), use it
7418 throughout. Remove local p, use addr instead.
7419 Don't look at EH regions here.
7421 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
7423 * doc/invoke.texi (-fsched-pressure): Document it.
7424 (-fsched-reg-pressure-heuristic): Remove it.
7426 * reload.c (ira.h): Include.
7427 (find_reloads): Add choosing reload on number of small spilled
7430 * haifa-sched.c (ira.h): Include.
7431 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
7432 saved_reg_pressure, curr_reg_live, saved_reg_live,
7433 region_ref_regs): New variables.
7434 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
7435 initiate_reg_pressure_info, setup_ref_regs,
7436 initiate_bb_reg_pressure_info, save_reg_pressure,
7437 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
7439 (setup_insn_reg_pressure_info): New function.
7440 (rank_for_schedule): Add pressure checking and insn issue time.
7441 Remove comparison of insn reg weights.
7442 (ready_sort): Set insn reg pressure info.
7443 (update_register_pressure, setup_insn_max_reg_pressure,
7444 update_reg_and_insn_max_reg_pressure,
7445 sched_setup_bb_reg_pressure_info): New functions.
7446 (schedule_insn): Add code for printing and updating reg pressure info.
7447 (find_set_reg_weight, find_insn_reg_weight): Remove.
7448 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
7449 (debug_ready_list): Print reg pressure info.
7450 (schedule_block): Ditto. Check insn issue time.
7451 (sched_init): Set up sched_pressure_p. Allocate and set up some
7452 reg pressure related info.
7453 (sched_finish): Free some reg pressure related info.
7454 (fix_tick_ready): Make insn always ready if pressure_p.
7455 (init_h_i_d): Don't call find_insn_reg_weight.
7456 (haifa_finish_h_i_d): Free insn reg pressure info.
7458 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
7459 ira_memory_move_cost, ira_class_hard_regs,
7460 ira_class_hard_regs_num, ira_no_alloc_regs,
7461 ira_available_class_regs, ira_reg_class_cover_size,
7462 ira_reg_class_cover, ira_class_translate): Move to ira.h.
7464 * ira-lives.c (single_reg_class): Check mode to find how many
7465 registers are necessary for operand.
7466 (ira_implicitly_set_insn_hard_regs): New.
7468 * common.opt (fsched-pressure): New options.
7469 (fsched-reg-pressure-heuristic): Remove.
7471 * ira.c (setup_eliminable_regset): Rename to
7472 ira_setup_eliminable_regset. Make it external.
7473 (expand_reg_info): Pass cover class to setup_reg_classes.
7474 (ira): Call resize_reg_info instead of allocate_reg_info.
7476 * sched-deps.c: Include ira.h.
7477 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
7478 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
7479 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
7480 mark_insn_hard_regno_birth, mark_insn_reg_birth,
7481 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
7482 mark_insn_reg_store, mark_insn_reg_clobber,
7483 setup_insn_reg_pressure_info): New.
7484 (sched_analyze_1): Update implicit_reg_pending_uses.
7485 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
7486 Use them to create dependencies. Set insn reg uses and pressure
7487 info. Process reg_pending_uses in one place.
7488 (free_deps): Free implicit sets.
7489 (remove_from_deps): Remove implicit sets if necessary. Check
7490 implicit sets when clearing reg_last_in_use.
7491 (init_deps_global): Clear implicit_reg_pending_clobbers and
7492 implicit_reg_pending_uses.
7494 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
7495 ira_memory_move_cost, ira_class_hard_regs,
7496 ira_class_hard_regs_num, ira_no_alloc_regs,
7497 ira_available_class_regs, ira_reg_class_cover_size,
7498 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
7499 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
7500 ira_implicitly_set_insn_hard_regs): New prototypes.
7502 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
7503 cost_elements_num): New variables.
7504 (allocno_costs, total_costs): Rename to costs and
7505 total_allocno_costs.
7506 (COSTS_OF_ALLOCNO): Rename to COSTS.
7507 (allocno_pref): Rename to pref.
7508 (allocno_pref_buffer): Rename to pref_buffer.
7509 (common_classes): Rename to regno_cover_class.
7511 (record_reg_classes): Set allocno attributes only if allocno_p.
7512 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
7513 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
7514 and COSTS_OF_ALLOCNO.
7515 (print_costs): Rename to print_allocno_costs.
7516 (print_pseudo_costs): New.
7517 (process_bb_node_for_costs): Split into 2 functions with new
7518 function process_bb_for_costs. Pass BB to process_bb_for_costs.
7519 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
7520 new parameter dump_file. Use cost_elements_num instead of
7521 ira_allocnos_num. Make one iteration if preferred classes were
7522 already calculated for scheduler. Make 2 versions of code
7523 depending on allocno_p.
7524 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
7525 regno_cover_class and COSTS instead of common_classes and
7527 (init_costs, finish_costs): New.
7528 (ira_costs): Set up allocno_p and cost_elements_num. Call
7529 init_costs and finish_costs.
7530 (ira_set_pseudo_classes): New.
7532 * rtl.h (allocate_reg_info): Remove.
7533 (resize_reg_info): Change return type.
7534 (reg_cover_class): New.
7535 (setup_reg_classes): Add new parameter.
7537 * sched-int.h (struct deps_reg): New member implicit_sets.
7538 (sched_pressure_p, sched_regno_cover_class): New external definitions.
7539 (INCREASE_BITS): New macro.
7540 (struct reg_pressure_data, struct reg_use_data): New.
7541 (struct _haifa_insn_data): Remove reg_weight. Add members
7542 reg_pressure, reg_use_list, reg_set_list, and
7543 reg_pressure_excess_cost_change.
7544 (struct deps): New member implicit_sets.
7545 (pressure_p): New variable.
7546 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
7547 (struct reg_pressure_data, struct reg_use_data): New.
7548 (INSN_REG_WEIGHT): Remove.
7549 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
7550 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
7551 (sched_init_region_reg_pressure_info,
7552 sched_setup_bb_reg_pressure_info): New prototypes.
7554 * reginfo.c (struct reg_pref): New member coverclass.
7555 (reg_cover_class): New function.
7556 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
7557 (reg_info_size): New variable.
7558 (allocate_reg_info): Make static. Setup reg_info_size.
7559 (resize_reg_info): Use reg_info_size. Return flag of resizing.
7560 (setup_reg_classes): Add a new parameter. Setup cover class too.
7562 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
7565 * sched-rgn.c (deps_join): Set up implicit_sets.
7566 (schedule_region): Set up region and basic blocks pressure
7569 * passes.c (init_optimization_passes): Move
7570 pass_subregs_of_mode_init before pass_sched.
7572 2009-09-02 Martin Jambor <mjambor@suse.cz>
7574 * tree-sra.c (struct access): New field grp_hint.
7575 (dump_access): Dump grp_hint.
7576 (sort_and_splice_var_accesses): Set grp_hint if a group is read
7578 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
7579 those which have been specifically read and somehow written to.
7580 (propagate_subacesses_accross_link): Set grp_hint of right child and
7581 also possibly of the left child.
7583 2009-09-02 Jakub Jelinek <jakub@redhat.com>
7585 * tree-object-size.c (addr_object_size): Always use object_size_type
7586 0 or 2 when determining the pointer pointed object size.
7588 2009-09-02 Richard Guenther <rguenther@suse.de>
7591 2009-08-31 Richard Guenther <rguenther@suse.de>
7593 * builtins.c (fold_builtin_memory_op): Use the alias oracle
7594 to query if the memory regions for memmove overlap.
7595 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
7596 asserts on pointers, instead deal with odd trees.
7597 (ptr_derefs_may_alias_p): Likewise.
7598 (refs_may_alias_p_1): Constructor bases also never alias.
7600 2009-08-01 Christian Bruel <christian.bruel@st.com>
7603 2009-07-31 Christian Bruel <christian.bruel@st.com>
7604 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
7606 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
7608 * doc/invoke.texi (-fvar-tracking-assignments): New.
7609 (-fvar-tracking-assignments-toggle): New.
7610 (-fdump-final-insns=file): Mark filename as optional.
7611 (--param min-nondebug-insn-uid): New.
7612 (-gdwarf-@{version}): Mention version 4.
7613 * opts.c (common_handle_option): Accept it.
7614 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
7615 * regrename.c (regrename_optimize): Drop last. Don't count debug
7616 insns as uses. Don't reject change because of debug insn.
7617 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
7618 from the chain starter, and check for inexact matches in DEBUG_INSNS.
7619 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
7620 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
7621 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
7622 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
7623 * doc/gimple.texi (is_gimple_debug): New.
7624 (gimple_debug_bind_p): New.
7625 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
7626 * doc/install.texi (bootstrap-debug): More details.
7627 (bootstrap-debug-big, bootstrap-debug-lean): Document.
7628 (bootstrap-debug-lib): More details.
7629 (bootstrap-debug-ckovw): Update.
7630 (bootstrap-time): New.
7631 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
7632 (insert_phi_nodes_for): Insert debug stmts.
7633 (rewrite_stmt): Take iterator. Insert debug stmts.
7634 (rewrite_enter_block): Adjust.
7635 (maybe_replace_use_in_debug_stmt): New.
7636 (rewrite_update_stmt): Use it.
7637 (mark_use_interesting): Return early for debug stmts.
7638 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
7639 stmts before replacing stmt.
7640 (move_computations_stmt): Likewise.
7641 * ira-conflicts.c (add_copies): Skip debug insns.
7642 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
7643 (regstat_bb_compute_ri): Skip debug insns.
7644 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
7645 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
7646 check_loop_closed_ssa_stmt): Skip debug stmts.
7647 * tree-tailcall.c (find_tail_calls): Likewise.
7648 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
7649 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
7650 (build_var_debug_value_stat): Declare.
7651 (build_var_debug_value): Define.
7652 (target_for_debug_bind): Declare.
7653 * reload.c (find_equiv_reg): Skip debug insns.
7654 * rtlanal.c (reg_used_between_p): Skip debug insns.
7655 (side_effects_p): Likewise.
7656 (canonicalize_condition): Likewise.
7657 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
7658 insns never depend on debug insns.
7659 (create_ddg_dep_no_link): Likewise.
7660 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
7661 Don't add inter-loop dependencies for debug insns.
7662 (build_intra_loop_deps): Likewise.
7663 (create_ddg): Count debug insns.
7664 * ddg.h (struct ddg::num_debug): New.
7665 (num_backargs): Pair up with previous int field.
7666 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
7667 -fcompare-debug-second.
7668 * final.c (get_attr_length_1): Skip debug insns.
7669 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
7670 * gcc.c (invoke_as): Call compare-debug-dump-opt.
7671 (driver_self_specs): Map -fdump-final-insns to
7672 -fdump-final-insns=..
7673 (get_local_tick): New.
7674 (compare_debug_dump_opt_spec_function): Test for . argument and
7675 compute output name. Compute temp output spec without flag name.
7676 Compute -frandom-seed.
7677 (OPT): Undef after use.
7678 * cfgloopanal.c (num_loop_insns): Skip debug insns.
7679 (average_num_loop_insns): Likewise.
7680 * params.h (MIN_NONDEBUG_INSN_UID): New.
7681 * gimple.def (GIMPLE_DEBUG): New.
7682 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
7683 * auto-inc-dec.c (merge_in_block): Skip debug insns.
7684 (merge_in_block): Fix whitespace.
7685 * toplev.c (flag_var_tracking): Update comment.
7686 (flag_var_tracking_assignments): New.
7687 (flag_var_tracking_assignments_toggle): New.
7688 (process_options): Don't open final insns dump file if we're not
7689 going to write to it. Compute defaults for var_tracking.
7690 * df-scan.c (df_insn_rescan_debug_internal): New.
7691 (df_uses_record): Handle debug insns.
7692 * haifa-sched.c (ready): Initialize n_debug.
7693 (contributes_to_priority): Skip debug insns.
7694 (dep_list_size): New.
7696 (rank_for_schedule): Likewise. Schedule debug insns as soon as
7697 they're ready. Disregard previous debug insns to make decisions.
7698 (queue_insn): Never queue debug insns.
7699 (ready_add, ready_remove_first, ready_remove): Count debug insns.
7700 (schedule_insn): Don't reject debug insns because of issue rate.
7701 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
7702 (queue_to_ready): Skip and discount debug insns.
7703 (choose_ready): Let debug insns through.
7704 (schedule_block): Check boundary debug insns. Discount debug
7705 insns, schedule them early. Adjust whitespace.
7706 (set_priorities): Check for boundary debug insns.
7707 (add_jump_dependencies): Use dep_list_size.
7708 (prev_non_location_insn): New.
7709 (check_cfg): Use it.
7710 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
7712 (remove_unused_ivs): Reset debug stmts.
7713 * modulo-sched.c (const_iteration_count): Skip debug insns.
7714 (res_MII): Discount debug insns.
7715 (loop_single_full_bb_p): Skip debug insns.
7716 (sms_schedule): Likewise.
7717 (sms_schedule_by_order): Likewise.
7718 (ps_has_conflicts): Likewise.
7719 * caller-save.c (refmarker_fn): New.
7720 (save_call_clobbered_regs): Replace regs with saved mem in
7722 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
7723 Call refmarker_fn mark for hardregnos.
7724 (mark_reg_as_referenced): New.
7725 (replace_reg_with_saved_mem): New.
7726 * ipa-pure-const.c (check_stmt): Skip debug stmts.
7727 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
7729 (cse_extended_basic_block): Skip debug insns.
7730 (count_reg_usage): Likewise.
7731 (is_dead_reg): New, split out of...
7732 (set_live_p): ... here.
7733 (insn_live_p): Use it for debug insns.
7734 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
7735 (execute_optimize_stdarg): Likewise.
7736 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
7737 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
7738 changes in debug stmts as changes.
7739 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
7740 (moveup_expr): Don't move across debug insns. Don't move
7741 debug insn if it would create a bookkeeping block.
7742 (moveup_expr_cached): Don't use cache for debug insns that
7743 are heads of blocks.
7744 (compute_av_set_inside_bb): Skip debug insns.
7745 (sel_rank_for_schedule): Schedule debug insns first. Remove
7747 (block_valid_for_bookkeeping_p); Support lax searches.
7748 (create_block_for_bookkeeping): Adjust block numbers when
7749 encountering debug-only blocks.
7750 (find_place_for_bookkeeping): Deal with debug-only blocks.
7751 (generate_bookkeeping_insn): Accept no place to insert.
7752 (remove_temp_moveop_nops): New argument full_tidying.
7753 (prepare_place_to_insert): Deal with debug insns.
7754 (advance_state_on_fence): Debug insns don't start cycles.
7755 (update_boundaries): Take fence as argument. Deal with
7757 (schedule_expr_on_boundary): No full_tidying on debug insns.
7758 (fill_insns): Deal with debug insns.
7759 (track_scheduled_insns_and_blocks): Don't count debug insns.
7760 (need_nop_to_preserve_insn_bb): New, split out of...
7761 (remove_insn_from_stream): ... this.
7762 (fur_orig_expr_not_found): Skip debug insns.
7763 * rtl.def (VALUE): Move up.
7765 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
7766 (nearest_common_dominator_of_uses): Take debug_stmts argument.
7767 Set it if debug stmts are found.
7768 (statement_sink_location): Skip debug stmts. Propagate
7769 moving defs into debug stmts.
7770 * ifcvt.c (first_active_insn): Skip debug insns.
7771 (last_active_insns): Likewise.
7772 (cond_exec_process_insns): Likewise.
7773 (noce_process_if_block): Likewise.
7774 (check_cond_move_block): Likewise.
7775 (cond_move_convert_if_block): Likewise.
7776 (block_jumps_and_fallthru_p): Likewise.
7777 (dead_or_predicable): Likewise.
7778 * dwarf2out.c (debug_str_hash_forced): New.
7779 (find_AT_string): Add comment.
7780 (gen_label_for_indirect_string): New.
7781 (get_debug_string_label): New.
7782 (AT_string_form): Use it.
7783 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
7784 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
7785 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
7786 several operations that cannot be represented with DWARF opcodes.
7787 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
7788 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
7789 (dwarf2out_var_location): Take during-call mark into account.
7790 (output_indirect_string): Update comment. Output if there are
7791 label and references.
7792 (prune_indirect_string): New.
7793 (prune_unused_types): Call it if debug_str_hash_forced.
7794 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
7795 (dw_long_long_const): Remove.
7796 (struct dw_val_struct): Change val_long_long type to rtx.
7797 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
7798 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
7799 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
7800 component instead of HOST_BITS_PER_LONG.
7801 (output_loc_operands): Likewise. For const8* assert
7802 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
7803 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
7804 rather than HOST_BITS_PER_LONG is >= 64.
7805 (add_AT_long_long): Remove val_hi and val_lo arguments, add
7807 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
7808 HOST_BITS_PER_LONG for dw_val_class_long_long.
7809 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
7810 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
7811 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
7813 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
7814 Handle DW_OP_implicit_value.
7815 (extract_int): Move prototype earlier.
7816 (mem_loc_descriptor): For SUBREG punt if inner
7817 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
7818 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
7819 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
7820 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
7821 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
7822 instead of Pmode size.
7823 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
7824 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
7825 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
7826 (concat_loc_descriptor, concatn_loc_descriptor,
7827 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
7828 (add_location_or_const_value_attribute): Likewise. For single
7829 location loc_lists attempt to use add_const_value_attribute
7830 for constant decls. Add DW_AT_const_value even if
7831 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
7833 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
7834 (control_flow_insn_p): Likewise.
7835 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
7836 (separate_decls_in_region_debug_bind): New.
7837 (separate_decls_in_region): Process debug bind stmts afterwards.
7838 * recog.c (verify_changes): Handle debug insns.
7839 (extract_insn): Likewise.
7840 (peephole2_optimize): Skip debug insns.
7841 * dse.c (scan_insn): Skip debug insns.
7842 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
7844 (setup_id_for_insn): Handle debug insns.
7845 (maybe_tidy_empty_bb): Adjust whitespace.
7846 (tidy_control_flow): Skip debug insns.
7847 (sel_remove_insn): Adjust for debug insns.
7848 (sel_estimate_number_of_insns): Skip debug insns.
7849 (create_insn_rtx_from_pattern): Handle debug insns.
7850 (create_copy_of_insn_rtx): Likewise.
7851 * sel-sched-.h (sel_bb_end): Declare.
7852 (sel_bb_empty_or_nop_p): New.
7853 (get_all_loop_exits): Use it.
7854 (_eligible_successor_edge_p): Likewise.
7855 (return_nop_to_pool): Adjust.
7856 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
7857 * ira-lives.c (process_bb_node_lives): Skip debug insns.
7858 * gimple-pretty-print.c (dump_gimple_debug): New.
7859 (dump_gimple_stmt): Use it.
7860 (dump_bb_header): Skip gimple debug stmts.
7861 * regmove.c (optimize_reg_copy_1): Discount debug insns.
7862 (fixup_match_2): Likewise.
7863 (regmove_backward_pass): Likewise. Simplify combined
7864 replacement. Handle debug insns.
7865 * function.c (instantiate_virtual_regs): Handle debug insns.
7866 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
7867 * print-rtl.h: Include cselib.h.
7868 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
7869 * df.h (df_inns_rescan_debug_internal): Declare.
7870 * gcse.c (alloc_hash_table): Estimate n_insns.
7871 (cprop_insn): Don't regard debug insns as changes.
7872 (bypass_conditional_jumps): Skip debug insns.
7873 (one_pre_gcse_pass): Adjust.
7874 (one_code_hoisting_pass): Likewise.
7875 (compute_ld_motion_mems): Skip debug insns.
7876 (one_cprop_pass): Adjust.
7877 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
7878 (if_convertible_stmt_p): Handle debug stmts.
7879 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
7880 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
7881 * ira-build.c (create_bb_allocnos): Skip debug insns.
7882 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
7883 (has_single_use): Likewise.
7884 (single_imm_use): Likewise.
7885 (num_imm_uses): Likewise.
7886 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
7887 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
7888 (create_outofssa_var_map): Likewise.
7889 * lower-subreg.c (adjust_decomposed_uses): New.
7890 (resolve_debug): New.
7891 (decompose_multiword_subregs): Use it.
7892 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
7893 * emit-rtl.c: Include params.h.
7894 (cur_debug_insn_uid): Define.
7895 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
7896 (copy_rtx_if_shared_1): Handle debug insns.
7897 (reset_used_flags): Likewise.
7898 (set_used_flags): LIkewise.
7899 (get_max_insn_count): New.
7900 (next_nondebug_insn): New.
7901 (prev_nondebug_insn): New.
7902 (make_debug_insn_raw): New.
7903 (emit_insn_before_noloc): Handle debug insns.
7904 (emit_jump_insn_before_noloc): Likewise.
7905 (emit_call_insn_before_noloc): Likewise.
7906 (emit_debug_insn_before_noloc): New.
7907 (emit_insn_after_noloc): Handle debug insns.
7908 (emit_jump_insn_after_noloc): Likewise.
7909 (emit_call_insn_after_noloc): Likewise.
7910 (emit_debug_insn_after_noloc): Likewise.
7911 (emit_insn_after): Take loc from earlier non-debug insn.
7912 (emit_jump_insn_after): Likewise.
7913 (emit_call_insn_after): Likewise.
7914 (emit_debug_insn_after_setloc): New.
7915 (emit_debug_insn_after): New.
7916 (emit_insn_before): Take loc from later non-debug insn.
7917 (emit_jump_insn_before): Likewise.
7918 (emit_call_insn_before): Likewise.
7919 (emit_debug_insn_before_setloc): New.
7920 (emit_debug_insn_before): New.
7921 (emit_insn): Handle debug insns.
7922 (emit_debug_insn): New.
7923 (emit_jump_insn): Handle debug insns.
7924 (emit_call_insn): Likewise.
7926 (init_emit): Take min-nondebug-insn-uid into account.
7927 Initialize cur_debug_insn_uid.
7928 (emit_copy_of_insn_after): Handle debug insns.
7929 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
7930 location of single rhs in place.
7931 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
7932 (floor_sdiv_adjust): New.
7933 (cell_sdiv_adjust): New.
7934 (cell_udiv_adjust): New.
7935 (round_sdiv_adjust): New.
7936 (round_udiv_adjust): New.
7937 (wrap_constant): Moved from cselib.
7938 (unwrap_constant): New.
7939 (expand_debug_expr): New.
7940 (expand_debug_locations): New.
7941 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
7943 (gimple_expand_cfg): Expand debug locations.
7944 * cselib.c: Include tree-pass.h.
7945 (struct expand_value_data): New.
7946 (cselib_record_sets_hook): New.
7947 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
7948 (cselib_clear_table): Move, and implemnet in terms of...
7949 (cselib_reset_table_with_next_value): ... this.
7950 (cselib_get_next_unknown_value): New.
7951 (discard_useless_locs): Don't discard preserved values.
7952 (cselib_preserve_value): New.
7953 (cselib_preserved_value_p): New.
7954 (cselib_preserve_definitely): New.
7955 (cselib_clear_preserve): New.
7956 (cselib_preserve_only_values): New.
7957 (new_cselib_val): Take rtx argument. Dump it in details.
7958 (cselib_lookup_mem): Adjust.
7959 (expand_loc): Take regs_active in struct. Adjust. Silence
7960 dumps unless details are requested.
7961 (cselib_expand_value_rtx_cb): New.
7962 (cselib_expand_value_rtx): Rename and reimplment in terms of...
7963 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
7964 without details. Copy more subregs. Try to resolve values
7965 using a callback. Wrap constants.
7966 (cselib_subst_to_values): Adjust.
7967 (cselib_log_lookup): New.
7968 (cselib_lookup): Call it.
7969 (cselib_invalidate_regno): Don't count preserved values as useless.
7970 (cselib_invalidate_mem): Likewise.
7971 (cselib_record_set): Likewise.
7972 (struct set): Renamed to cselib_set, moved to cselib.h.
7973 (cselib_record_sets): Adjust. Call hook.
7974 (cselib_process_insn): Reset table when it would be cleared.
7975 (dump_cselib_val): New.
7976 (dump_cselib_table): New.
7977 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
7978 (remove_forwarder_block): Support moving debug stmts.
7979 * cselib.h (cselib_record_sets_hook): Declare.
7980 (cselib_expand_callback): New type.
7981 (cselib_expand_value_rtx_cb): Declare.
7982 (cselib_reset_table_with_next_value): Declare.
7983 (cselib_get_next_unknown_value): Declare.
7984 (cselib_preserve_value): Declare.
7985 (cselib_preserved_value_p): Declare.
7986 (cselib_preserve_only_values): Declare.
7987 (dump_cselib_table): Declare.
7988 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
7989 (try_crossjump_to_edge): Likewise.
7990 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
7991 dominated blocks when debug stmts are present.
7992 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
7993 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
7994 (set_var_live_on_entry): Likewise.
7995 * loop-invariant.c (find_invariants_bb): Skip debug insns.
7996 * cfglayout.c (curr_location, last_location): Make static.
7997 (set_curr_insn_source_location): Don't avoid bouncing.
7998 (get_curr_insn_source_location): New.
7999 (get_curr_insn_block): New.
8000 (duplicate_insn_chain): Handle debug insns.
8001 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
8003 * common.opt (fcompare-debug): Move to sort order.
8004 (fdump-unnumbered-links): Likewise.
8005 (fvar-tracking-assignments): New.
8006 (fvar-tracking-assignments-toggle): New.
8007 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
8008 because of debug stmts.
8009 (mark_stmt_if_obviously_necessary): Mark debug stmts.
8010 (eliminate_unnecessary_stmts): Walk dominated blocks before
8012 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
8013 * ira.c (memref_used_between_p): Skip debug insns.
8014 (update_equiv_regs): Likewise.
8015 * sched-deps.c (sd_lists_size): Accept empty list.
8016 (sd_init_insn): Mark debug insns.
8017 (sd_finish_insn): Unmark them.
8018 (sd_add_dep): Reject non-debug deps on debug insns.
8019 (fixup_sched_groups): Give debug insns group treatment.
8021 (sched_analyze_reg): Don't mark debug insns for sched before call.
8022 (sched_analyze_2): Handle debug insns.
8023 (sched_analyze_insn): Compute next non-debug insn. Handle debug
8025 (deps_analyze_insn): Handle debug insns.
8026 (deps_start_bb): Skip debug insns.
8027 (init_deps): Initialize last_debug_insn.
8028 * tree-ssa.c (target_for_debug_bind): New.
8029 (find_released_ssa_name): New.
8030 (propagate_var_def_into_debug_stmts): New.
8031 (propagate_defs_into_debug_stmts): New.
8032 (verify_ssa): Skip debug bind stmts without values.
8033 (warn_uninialized_vars): Skip debug stmts.
8034 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
8035 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
8036 (rtx_equal_p): Likewise.
8037 * ira-costs.c (scan_one_insn): Skip debug insns.
8038 (process_bb_node_for_hard_reg_moves): Likewise.
8039 * rtl.h (DEBUG_INSN_P): New.
8040 (NONDEBUG_INSN_P): New.
8041 (MAY_HAVE_DEBUG_INSNS): New.
8042 (INSN_P): Accept debug insns.
8043 (RTX_FRAME_RELATED_P): Likewise.
8044 (INSN_DELETED_P): Likewise
8045 (PAT_VAR_LOCATION_DECL): New.
8046 (PAT_VAR_LOCATION_LOC): New.
8047 (PAT_VAR_OCATION_STATUS): New.
8048 (NOTE_VAR_LOCATION_DECL): Reimplement.
8049 (NOTE_VAR_LOCATION_LOC): Likewise.
8050 (NOTE_VAR_LOCATION_STATUS): Likewise.
8051 (INSN_VAR_LOCATION): New.
8052 (INSN_VAR_LOCATION_DECL): New.
8053 (INSN_VAR_LOCATION_LOC): New.
8054 (INSN_VAR_LOCATION_STATUS): New.
8055 (gen_rtx_UNKNOWN_VAR_LOC): New.
8056 (VAR_LOC_UNKNOWN_P): New.
8057 (NOTE_DURING_CALL_P): New.
8058 (SCHED_GROUP_P): Accept debug insns.
8059 (emit_debug_insn_before): Declare.
8060 (emit_debug_insn_before_noloc): Declare.
8061 (emit_debug_insn_beore_setloc): Declare.
8062 (emit_debug_insn_after): Declare.
8063 (emit_debug_insn_after_noloc): Declare.
8064 (emit_debug_insn_after_setloc): Declare.
8065 (emit_debug_insn): Declare.
8066 (make_debug_insn_raw): Declare.
8067 (prev_nondebug_insn): Declare.
8068 (next_nondebug_insn): Declare.
8069 (delegitimize_mem_from_attrs): Declare.
8070 (get_max_insn_count): Declare.
8071 (wrap_constant): Declare.
8072 (unwrap_constant): Declare.
8073 (get_curr_insn_source_location): Declare.
8074 (get_curr_insn_block): Declare.
8075 * tree-inline.c (insert_debug_decl_map): New.
8076 (processing_debug_stmt): New.
8077 (remap_decl): Don't create new mappings in debug stmts.
8078 (remap_gimple_op_r): Don't add references in debug stmts.
8079 (copy_tree_body_r): Likewise.
8080 (remap_gimple_stmt): Handle debug bind stmts.
8081 (copy_bb): Skip debug stmts.
8082 (copy_edges_for_bb): Likewise.
8083 (copy_debug_stmt): New.
8084 (copy_debug_stmts): New.
8085 (copy_body): Copy debug stmts at the end.
8086 (insert_init_debug_bind): New.
8087 (insert_init_stmt): Take id. Skip and emit debug stmts.
8088 (setup_one_parameter): Remap variable earlier, register debug mapping.
8089 (estimate_num_insns): Skip debug stmts.
8090 (expand_call_inline): Preserve debug_map.
8091 (optimize_inline_calls): Check for no debug_stmts left-overs.
8092 (unsave_expr_now): Preserve debug_map.
8093 (copy_gimple_seq_and_replace_locals): Likewise.
8094 (tree_function_versioning): Check for no debug_stmts left-overs.
8095 Init and destroy debug_map as needed. Split edges unconditionally.
8096 (build_duplicate_type): Init and destroy debug_map as needed.
8097 * tree-inline.h: Include gimple.h instead of pointer-set.h.
8098 (struct copy_body_data): Add debug_stmts and debug_map.
8099 * sched-int.h (struct ready_list): Add n_debug.
8100 (struct deps): Add last_debug_insn.
8101 (DEBUG_INSN_SCHED_P): New.
8102 (BOUNDARY_DEBUG_INSN_P): New.
8103 (SCHEDULE_DEBUG_INSN_P): New.
8104 (sd_iterator_cond): Accept empty list.
8105 * combine.c (create_log_links): Skip debug insns.
8106 (combine_instructions): Likewise.
8107 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
8108 return value is always unshared.
8109 (struct rtx_subst_pair): New.
8110 (auto_adjust_pair): New.
8111 (propagate_for_debug_subst): New.
8112 (propagate_for_debug): New.
8113 (try_combine): Skip debug insns. Propagate removed defs into
8115 (next_nonnote_nondebug_insn): New.
8116 (distribute_notes): Use it. Skip debug insns.
8117 (distribute_links): Skip debug insns.
8118 * tree-outof-ssa.c (set_location_for_edge): Likewise.
8119 * resource.c (mark_target_live_regs): Likewise.
8120 * var-tracking.c: Include cselib.h and target.h.
8121 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
8123 (micro_operation_type_name): New.
8124 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
8125 (struct micro_operation_def): Update comments.
8126 (decl_or_value): New type. Use instead of decls.
8127 (struct emit_note_data_def): Add vars.
8128 (struct attrs_def): Use decl_or_value.
8129 (struct variable_tracking_info_def): Add permp, flooded.
8130 (struct location_chain_def): Update comment.
8131 (struct variable_part_def): Use decl_or_value.
8132 (struct variable_def): Make var_part a variable length array.
8134 (scratch_regs): New.
8135 (cselib_hook_called): New.
8136 (dv_is_decl_p): New.
8137 (dv_is_value_p): New.
8140 (dv_as_opaque): New.
8141 (dv_onepart_p): New.
8143 (IS_DECL_CODE): New.
8144 (check_value_is_not_decl): New.
8145 (dv_from_decl): New.
8146 (dv_from_value): New.
8147 (dv_htab_hash): New.
8148 (variable_htab_hash): Use it.
8149 (variable_htab_eq): Support values.
8150 (variable_htab_free): Free from the right pool.
8151 (attrs_list_member, attrs_list_insert): Use decl_or_value.
8152 (attrs_list_union): Adjust.
8153 (attrs_list_mpdv_union): New.
8154 (tie_break_pointers): New.
8155 (canon_value_cmp): New.
8156 (unshare_variable): Return possibly-modified slot.
8157 (vars_copy_1): Adjust.
8158 (var_reg_decl_set): Adjust. Split out of...
8159 (var_reg_set): ... this.
8160 (get_init_value): Adjust.
8161 (var_reg_delete_and_set): Adjust.
8162 (var_reg_delete): Adjust.
8163 (var_regno_delete): Adjust.
8164 (var_mem_decl_set): Split out of...
8165 (var_mem_set): ... this.
8166 (var_mem_delete_and_set): Adjust.
8167 (var_mem_delete): Adjust.
8171 (variable_union): Adjust. Speed up merge of 1-part vars.
8172 (variable_canonicalize): Use unshared slot.
8173 (VALUED_RECURSED_INTO): New.
8174 (find_loc_in_1pdv): New.
8175 (struct dfset_merge): New.
8176 (insert_into_intersection): New.
8177 (intersect_loc_chains): New.
8179 (canonicalize_loc_order_check): New.
8180 (canonicalize_values_mark): New.
8181 (canonicalize_values_star): New.
8182 (variable_merge_over_cur): New.
8183 (variable_merge_over_src): New.
8184 (dataflow_set_merge): New.
8185 (dataflow_set_equiv_regs): New.
8186 (remove_duplicate_values): New.
8187 (struct dfset_post_merge): New.
8188 (variable_post_merge_new_vals): New.
8189 (variable_post_merge_perm_vals): New.
8190 (dataflow_post_merge_adjust): New.
8191 (find_mem_expr_in_1pdv): New.
8192 (dataflow_set_preserve_mem_locs): New.
8193 (dataflow_set_remove_mem_locs): New.
8194 (dataflow_set_clear_at_call): New.
8195 (onepart_variable_different_p): New.
8196 (variable_different_p): Use it.
8197 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
8198 (track_expr_p): Add need_rtl parameter. Don't generate rtl
8200 (track_loc_p): Pass it true.
8201 (struct count_use_info): New.
8202 (find_use_val): New.
8203 (replace_expr_with_values): New.
8205 (use_type): New, partially split out of...
8206 (count_uses): ... this. Count new micro-ops.
8207 (count_uses_1): Adjust.
8208 (count_stores): Adjust.
8209 (count_with_sets): New.
8210 (VAL_NEEDS_RESOLUTION): New.
8211 (VAL_HOLDS_TRACK_EXPR): New.
8212 (VAL_EXPR_IS_COPIED): New.
8213 (VAL_EXPR_IS_CLOBBERED): New.
8214 (add_uses): Adjust. Generate new micro-ops.
8215 (add_uses_1): Adjust.
8216 (add_stores): Generate new micro-ops.
8217 (add_with_sets): New.
8218 (find_src_status): Adjust.
8219 (find_src_set_src): Adjust.
8220 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
8221 Handle new micro-ops. Canonicalize value equivalances.
8222 (vt_find_locations): Compute total size of hash tables for
8223 dumping. Perform merge for var-tracking-assignments. Don't
8224 disregard single-block loops.
8225 (dump_attrs_list): Handle decl_or_value.
8226 (dump_variable): Take variable. Deal with decl_or_value.
8227 (dump_variable_slot): New.
8228 (dump_vars): Use it.
8229 (dump_dataflow_sets): Adjust.
8230 (set_slot_part): New, extended to support one-part variables
8231 after splitting out of...
8232 (set_variable_part): ... this.
8233 (clobber_slot_part): New, split out of...
8234 (clobber_variable_part): ... this.
8235 (delete_slot_part): New, split out of...
8236 (delete_variable_part): .... this.
8237 (check_wrap_constant): New.
8238 (vt_expand_loc_callback): New.
8239 (vt_expand_loc): New.
8240 (emit_note_insn_var_location): Adjust. Handle values. Handle
8241 EMIT_NOTE_AFTER_CALL_INSN.
8242 (emit_notes_for_differences_1): Adjust. Handle values.
8243 (emit_notes_for_differences_2): Likewise.
8244 (emit_notes_for_differences): Adjust.
8245 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
8246 Adjust. Handle new micro-ops.
8247 (vt_add_function_parameters): Adjust. Create and bind values.
8248 (vt_initialize): Adjust. Initialize scratch_regs and
8249 valvar_pool, flooded and perm.. Initialize and use cselib. Log
8250 operations. Move some code to count_with_sets and add_with_sets.
8251 (delete_debug_insns): New.
8252 (vt_debug_insns_local): New.
8253 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
8255 (var_tracking_main): If var-tracking-assignments is enabled
8256 but var-tracking isn't, delete debug insns and leave. Likewise
8257 if we exceed limits or fail the stack adjustments tests, and
8258 after all var-tracking processing.
8259 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
8260 (dataflow_set): Add traversed_vars.
8261 (value_chain, const_value_chain): New typedefs.
8262 (value_chain_pool, value_chains): New variables.
8263 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
8264 add_value_chains, add_cselib_value_chains, remove_value_chain,
8265 remove_value_chains, remove_cselib_value_chains): New functions.
8266 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
8267 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
8269 (shared_hash_find_slot_unshare, shared_hash_find_slot,
8270 shared_hash_find_slot_noinsert, shared_hash_find): Update.
8271 (dst_can_be_shared): New variable.
8272 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
8273 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
8274 different from set->vars, look up slot again instead of using the
8276 (dataflow_set_init): Initialize traversed_vars.
8277 (variable_union): Use shared_hash_*. Use initially NO_INSERT
8278 lookup if set->vars is shared. Don't keep slot cleared before
8279 calling unshare_variable. Unshare set->vars if needed. Adjust
8280 unshare_variable callers. Clear dst_can_be_shared if needed.
8281 Even ->refcount == 1 vars must be unshared if set->vars is shared
8282 and var needs to be modified.
8283 (dataflow_set_union): Set traversed_vars during canonicalization.
8284 (VALUE_CHANGED, DECL_CHANGED): Define.
8285 (set_dv_changed, dv_changed_p): New static inlines.
8286 (track_expr_p): Clear DECL_CHANGED.
8287 (dump_dataflow_sets): Set it.
8288 (variable_was_changed): Call set_dv_changed.
8289 (emit_note_insn_var_location): Likewise.
8290 (changed_variables_stack): New variable.
8291 (check_changed_vars_1, check_changed_vars_2): New functions.
8292 (emit_notes_for_changes): Do nothing if changed_variables is
8293 empty. Traverse changed_variables with check_changed_vars_1,
8294 call check_changed_vars_2 on each changed_variables_stack entry.
8295 (emit_notes_in_bb): Add SET argument. Just clear it at the
8296 beginning, use it instead of local &set, don't destroy it at the end.
8297 (vt_emit_notes): Call dataflow_set_clear early on all
8298 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
8299 computed set, dataflow_set_clear also VTI(bb)->in when we are
8300 done with the basic block. Initialize changed_variables_stack,
8301 free it afterwards. If ENABLE_CHECKING verify that after noting
8302 differences to an empty set value_chains hash table is empty.
8303 (vt_initialize): Initialize value_chains and value_chain_pool.
8304 (vt_finalize): Delete value_chains htab, free value_chain_pool.
8305 (variable_tracking_main): Call dump_dataflow_sets before calling
8306 vt_emit_notes, not after it.
8307 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
8308 (propagate_var_def_into_debug_stmts): Declare.
8309 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
8310 (df_set_note): Reject debug insns.
8311 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
8312 add notes to debug insns.
8313 (df_note_bb_compute): Adjust. Likewise.
8314 (df_simulate_uses): Skip debug insns.
8315 (df_simulate_initialize_backwards): Likewise.
8316 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
8317 (subst_stack_regs_pat): Reject debug insns.
8318 (convert_regs_1): Handle debug insns.
8319 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
8320 (print-rtl.o): Depend on cselib.h.
8321 (cselib.o): Depend on TREE_PASS_H.
8322 (var-tracking.o): Depend on cselib.h and TARGET_H.
8323 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
8324 (init_ready_list): Skip boundary debug insns.
8325 (add_branch_dependences): Skip debug insns.
8326 (free_block_dependencies): Check for blocks with only debug insns.
8327 (compute_priorities): Likewise.
8328 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
8329 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
8331 (gimple_build_debug_bind_stat): New.
8332 (empty_body_p): Skip debug stmts.
8333 (gimple_has_side_effects): Likewise.
8334 (gimple_rhs_has_side_effects): Likewise.
8335 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
8336 (gimple_build_debug_bind_stat): Declare.
8337 (gimple_build_debug_bind): Define.
8338 (is_gimple_debug): New.
8339 (gimple_debug_bind_p): New.
8340 (gimple_debug_bind_get_var): New.
8341 (gimple_debug_bind_get_value): New.
8342 (gimple_debug_bind_get_value_ptr): New.
8343 (gimple_debug_bind_set_var): New.
8344 (gimple_debug_bind_set_value): New.
8345 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
8346 (gimple_debug_bind_reset_value): New.
8347 (gimple_debug_bind_has_value_p): New.
8348 (gsi_next_nondebug): New.
8349 (gsi_prev_nondebug): New.
8350 (gsi_start_nondebug_bb): New.
8351 (gsi_last_nondebug_bb): New.
8352 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
8353 (print_insn): Handle DEBUG_INSN.
8354 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
8355 of first insn prevail.
8356 (first_stmt): Skip debug stmts.
8357 (first_non_label_stmt): Likewise.
8358 (last_stmt): Likewise.
8359 (has_zero_uses_1): New.
8360 (single_imm_use_1): New.
8361 (verify_gimple_debug): New.
8362 (verify_types_in_gimple_stmt): Handle debug stmts.
8363 (verify_stmt): Likewise.
8364 (debug_loop_num): Skip debug stmts.
8365 (remove_edge_and_dominated_blocks): Remove dominators last.
8366 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
8367 (linearize_expr): Likewise.
8368 * config/i386/i386.c (ix86_delegitimize_address): Call
8369 default implementation.
8370 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
8371 (group_barrier_needed): Skip debug insns.
8372 (emit_insn_group_barriers): Likewise.
8373 (emit_all_insn_group_barriers): Likewise.
8374 (ia64_variable_issue): Handle debug insns.
8375 (ia64_dfa_new_cycle): Likewise.
8376 (final_emit_insn_group_barriers): Skip debug insns.
8377 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
8378 def cfa without frame.
8379 (process_set): Likewise.
8380 (process_for_unwind_directive): Pass frame on.
8381 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
8382 (rs6000_delegitimize_address): New.
8383 (rs6000_debug_adjust_cost): Handle debug insns.
8384 (is_microcoded_insn): Likewise.
8385 (is_cracked_insn): Likewise.
8386 (is_nonpipeline_insn): Likewise.
8387 (insn_must_be_first_in_group): Likewise.
8388 (insn_must_be_last_in_group): Likewise.
8389 (force_new_group): Likewise.
8390 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
8391 contains only debug insns.
8392 (rtl_merge_blocks): Skip debug insns.
8393 (purge_dead_edges): Likewise.
8394 (rtl_block_ends_with_call_p): Skip debug insns.
8395 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
8396 (mark_reg_dependencies): Skip debug insns.
8397 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
8398 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
8399 * tree-ssa-threadedge.c
8400 (record_temporary_equivalences_from_stmts): Skip debug stmts.
8401 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
8402 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
8403 (copyprop_hardreg_forward_1): Handle debug insns.
8404 * reload1.c (reload): Skip debug insns. Replace unassigned
8405 pseudos in debug insns with their equivalences.
8406 (eliminate_regs_in_insn): Skip debug insns.
8407 (emit_input_reload_insns): Skip debug insns at first, adjust
8409 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
8410 (get_indirect_ref_operands): Pass opf_no_vops on.
8411 (get_expr_operands): Likewise. Skip debug stmts.
8412 (parse_ssa_operands): Scan debug insns with opf_no_vops.
8414 2009-09-01 Richard Henderson <rth@redhat.com>
8416 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
8417 stmt_ends_pp_p statements at least once.
8418 * tree-vrp.c (vrp_initialize): Likewise.
8419 (vrp_visit_stmt): Be prepared for non-interesting stmts.
8421 2009-09-01 Dodji Seketeli <dodji@redhat.com>
8424 Fix AIX bootstrap after PR debug/30161
8425 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
8426 that is a GNU extension.
8427 (tmpl_value_parm_die_table): Move the definition of this global
8428 outside #ifdef DWARF2_DEBUGGING_INFO region.
8430 2009-09-01 Richard Guenther <rguenther@suse.de>
8432 * tree.c (tree_expr_size): New function.
8433 * tree.h (tree_expr_size): Declare.
8434 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
8435 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
8436 * langhooks.c (lhd_expr_size): Remove.
8437 * langhooks.h (struct lang_hooks): Remove expr_size.
8438 * explow.c (expr_size): Use tree_expr_size.
8439 (int_expr_size): Likewise.
8440 * langhooks-def.h (lhd_expr_size): Remove.
8441 (LANG_HOOKS_EXPR_SIZE): Likewise.
8442 (LANG_HOOKS_INITIALIZER): Adjust.
8444 2009-09-01 Richard Guenther <rguenther@suse.de>
8446 * tree-flow.h (mark_addressable): Move declaration ...
8447 * tree.h (mark_addressable): ... here.
8448 * stmt.c (expand_asm_operands): Use mark_addressable, not
8449 lang_hooks.mark_addressable.
8450 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8451 LANG_HOOKS_MARK_ADDRESSABLE.
8452 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
8453 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
8455 2009-08-31 Chris Demetriou <cgd@google.com>
8457 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
8458 vectorize if not TARGET_SSE2.
8460 2009-08-31 DJ Delorie <dj@redhat.com>
8462 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
8463 registers if no coprocessor is enabled.
8465 2009-08-31 Dodji Seketeli <dodji@redhat.com>
8468 * cgraph.h (cgraph_get_node): Declare ...
8469 * cgraph.c (cgraph_get_node): ... new function.
8470 * dwarf2out.c (gen_generic_params_dies,
8471 generic_parameter_die, tree_add_const_value_attribute_for_decl,
8472 make_ith_pack_parameter_name,
8473 append_entry_to_tmpl_value_parm_die_table,
8474 gen_remaining_tmpl_value_param_die_attribute): New functions.
8475 (gen_subprogram_die): Generate debug info for template parameters
8476 if debug info level is higher than DINFO_LEVEL_TERSE.
8477 Use tree_add_const_value_attribute_for_decl instead of
8478 tree_add_const_value_attribute.
8479 (gen_const_die): Use tree_add_const_value_attribute_for_decl
8480 instead of tree_add_const_value_attribute.
8481 (gen_struct_or_union_type_die): Generate debug
8482 info for template parameters if debug info level is higher than
8484 (tree_add_const_value_attribute): Handle integral and pointer
8485 constants. Update comment.
8486 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
8487 (dwarf_attr_name): Support DW_AT_GNU_template_name.
8488 (reference_to_unused): Fix thinko. Remove redundant predicates from
8490 (tree_add_const_value_attribute): Make this work for constant
8492 tree_add_const_value_attribute_for_decl is to be used for variable
8494 (add_location_or_const_value_attribute): Use
8495 tree_add_const_value_attribute_for_decl now.
8496 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
8497 DW_TAG_template_value_param DIEs after function DIEs have been
8499 * langhooks.h (lang_hooks_for_types): Add
8500 get_argument_pack_elems.
8501 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
8502 (lang_hooks): Added get_innermost_generic_parms,
8503 get_innermost_generic_args.
8504 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
8505 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
8506 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
8507 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
8509 2009-08-31 DJ Delorie <dj@redhat.com>
8511 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
8512 it once we start generating the prologue or epilogue.
8513 (mep_call_saves_register): If the frame is locked, re-use
8515 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
8516 (mep_expand_prologue): Call it.
8517 (mep_expand_epilogue): Likewise.
8518 (mep_start_function): Use the same logic as mep_expand_prologue.
8519 (mep_pass_by_reference): Make logic more readable.
8520 (mep_return_in_memory): Zero-sized objects are passed in memory.
8521 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
8523 2009-08-31 Richard Guenther <rguenther@suse.de>
8525 * builtins.c (fold_builtin_memory_op): Use the alias oracle
8526 to query if the memory regions for memmove overlap.
8527 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
8528 asserts on pointers, instead deal with odd trees.
8529 (ptr_derefs_may_alias_p): Likewise.
8530 (refs_may_alias_p_1): Constructor bases also never alias.
8532 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
8534 * doc/install.texi (Final install): Adjust reference on where to
8535 order printed manuals.
8537 2009-08-30 Olivier Hainque <hainque@adacore.com>
8539 * dwarf2out.c (switch_to_frame_table_section): Move
8540 definition prior to first use.
8542 2009-08-30 Richard Guenther <rguenther@suse.de>
8544 PR tree-optimization/41186
8545 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
8546 (ao_ref_init_from_ptr_and_size): New function.
8547 (ref_maybe_used_by_call_p_1): Be more precise tracking
8548 used ranges for builtin functions.
8549 (ref_maybe_used_by_call_p): Adjust.
8550 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
8551 ranges for builtin functions.
8552 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
8554 2009-08-30 Alan Modra <amodra@bigpond.net.au>
8557 * fwprop.c (get_reg_use_in): Delete.
8558 (free_load_extend): New function.
8559 (forward_propagate_subreg): Use it.
8561 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
8563 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
8565 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
8568 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
8571 2009-08-29 Douglas B Rupp <rupp@gnat.com>
8573 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
8574 fini or fini_array section.
8576 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8578 * graphite-dependences.c (graphite_legal_transform_bb): Call
8579 pbb_remove_duplicate_pdrs.
8580 * graphite-poly.c (can_collapse_pdr): Removed.
8581 (pdr_find_duplicate): Removed.
8582 (can_collapse_pdrs): New.
8583 (pbb_remove_duplicate_pdrs): New.
8584 (new_poly_dr): Do not look for duplicates.
8585 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
8586 (PBB_PDR_DUPLICATES_REMOVED): New.
8587 (pbb_remove_duplicate_pdrs): Declared.
8589 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8591 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
8592 the strides by multiplying by PDR_NB_REFS.
8593 * graphite-poly.c (can_collapse_pdr): New.
8594 (pdr_find_duplicate): New.
8595 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
8596 Initialize PDR_NB_REFS.
8597 * graphite-poly.h (struct poly_dr): Add field nb_refs.
8599 (new_poly_dr): Number of subscripts is a graphite_dim_t.
8601 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8604 * graphite-poly.c (apply_poly_transforms): Remove legality test before
8607 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8609 * graphite-dependences.c (pddr_original_scattering): Return NULL
8610 for read-read dependence relations.
8611 * graphite-poly.h (enum poly_dr_type): Fix comment.
8614 (pdr_may_write_p): New.
8616 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8618 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
8619 (struct poly_dr): Same.
8620 (new_poly_dr): Same.
8621 * graphite-poly.c (new_poly_dr): Same.
8622 * graphite-dependences.c (dot_deps): Disable call to system.
8624 2009-08-28 Cary Coutant <ccoutant@google.com>
8627 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
8628 struct/union/enum types local to a function.
8630 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8631 Sebastian Pop <sebastian.pop@amd.com>
8633 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
8634 pbb_strip_mine_time_depth. Changed the implementation so that
8635 transformation is expressed as a transformation on
8636 time (scatttering) dimensions. Also, ensures that the 2d+1
8637 scheduling format is preserved.
8638 (pbb_strip_mine_profitable_p): Profitability is based on the
8639 iteration number of a given time (scattering) dimension,
8640 and not on a original loop depth dimension.
8641 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
8642 (pbb_do_strip_mine): Call psct_dynamic_dim.
8643 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
8644 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
8645 (pbb_nb_dynamic_scattering_transform): New.
8646 (psct_dynamic_dim): New.
8648 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8650 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
8651 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
8652 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
8653 * graphite-interchange.c (build_linearized_memory_access): Same.
8654 (memory_stride_in_loop): Same.
8656 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8658 * graphite-dependences.c (pddr_original_scattering): New.
8659 (graphite_legal_transform_dr): Call pddr_original_scattering.
8662 * graphite-dependences.h (dot_deps): Declared.
8663 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
8664 (print_pdr): Print PDR_ID.
8665 * graphite-poly.h (struct poly_dr): Add field id.
8668 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
8670 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8672 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
8673 not delete the original dependence relation.
8675 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8677 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
8678 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
8679 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
8680 (free_poly_ddr): New.
8681 (pddr_is_empty): New.
8682 (dependence_polyhedron_1): Now returns a poly_ddr_p.
8683 (dependence_polyhedron): Same. Remove useless gcc_assert.
8685 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
8686 (graphite_carried_dependence_level_k): Call pddr_is_empty.
8687 * graphite-dependences.h (enum poly_dependence_kind): New.
8688 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
8689 (PDRP_SOURCE): Renamed PDDR_SOURCE.
8690 (PDRP_SINK): Renamed PDDR_SINK.
8691 (PDRP_DDP): Renamed PDDR_DDP.
8693 (free_poly_ddr): Declared.
8694 * graphite-poly.c (new_scop): Use the new hash function names.
8695 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
8696 into original_pddrs.
8697 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
8699 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8701 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
8702 bounds with LT_EXPR to make niter analysis more precise on code
8703 generated by Graphite.
8705 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8707 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
8708 (graphite_legal_transform_bb): Same.
8709 (poly_drs_may_alias_p): Same.
8711 2009-08-28 Richard Guenther <rguenther@suse.de>
8713 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
8715 2009-08-28 Jan Beulich <jbeulich@novell.com>
8717 * config/i386/netware.c: Include langhooks.h.
8718 (i386_nlm_encode_section_info): Simplify.
8719 (netware_override_options): Delete.
8720 * config/i386/netware.h (netware_override_options): Delete
8722 (OVERRIDE_OPTIONS): Delete definition.
8723 (SUBTARGET_OVERRIDE_OPTIONS): Define.
8724 (ASM_COMMENT_START): Define.
8725 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
8727 2009-08-28 Jan Beulich <jbeulich@novell.com>
8729 * configure.ac: For in-tree ld, do a plain version check to
8730 determine whether comdat groups are supported.
8731 * configure: Regenerate.
8733 2009-08-28 Olivier Hainque <hainque@adacore.com>
8735 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
8736 always defined. Reflect definition or absence of such for
8737 COLLECT_EXPORT_LIST. Readability helper.
8738 (scanfilter): New enum, to help control what symbols
8739 are to be considered or ignored by scan_prog_file.
8740 (enum pass): Rename as "scanpass", moved together with scanfilter
8741 prior to scan_prog_file's prototype.
8742 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
8743 Group prototype with the scanpass/scanfilter definitions, factorize
8744 head comments for the several implementations at the prototype.
8745 (main): Reorganize the first pass link control to let AIX
8746 drag only the needed frame tables in executables. Prevent
8747 frame tables collection during the scan aimed at static ctors.
8748 Pre-link and scan for frame tables later to compensate.
8749 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
8750 A C statement to issue assembly directives that create a reference
8751 to the given DWARF table identifier label from the current function
8753 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
8754 to differentiate first time section entry. Only emit a .data
8755 tables start identifier label the first time around.
8756 (switch_to_frame_table_section): New function. Helper for
8757 output_call_frame_info to switch possibly BACK into the eh_frame
8758 or the debug_frame section depending on FOR_EH.
8759 (output_call_frame_info): Use helper to first enter the proper
8761 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
8762 emit a link to the frame table start label from each function
8764 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
8765 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
8766 * config/rs6000/rs6000-protos.h: Declare it.
8767 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
8769 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8771 * config/sh/sh.c (split_branches): Check the result of
8774 2009-08-27 Steve Ellcey <sje@cup.hp.com>
8776 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
8777 using -pthread -fopenmp
8779 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
8781 * doc/service.texi (service directory): Update URL.
8783 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
8785 PR rtl-optimization/40861
8786 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
8787 extract word from a multi-word subreg for negative byte positions.
8789 2009-08-27 Tristan Gingold <gingold@adacore.com>
8790 Douglas B Rupp <rupp@gnat.com>
8792 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
8793 (SECTION_VMS_OVERLAY): Define.
8794 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
8796 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
8798 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
8799 common_object declarations.
8800 (ia64_section_type_flags): Set section flag for common_object.
8801 * config/ia64/ia64-protos.h
8802 (ia64_vms_output_aligned_decl_common): Declare.
8803 (ia64_vms_elf_asm_named_section): Declare.
8805 2009-08-27 Michael Matz <matz@suse.de>
8807 * expr.c (expand_expr_real_2): New function taking exploded
8808 unary or binary expression, split out from ...
8809 (expand_expr_real_1): ... here. Move over all unary/binary
8810 switch parts to above function, in particular these codes:
8811 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
8812 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
8813 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
8814 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
8815 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
8816 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
8817 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
8818 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
8819 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
8820 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
8821 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
8822 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
8823 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
8824 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
8825 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
8826 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
8827 VEC_PACK_FIX_TRUNC_EXPR.
8828 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
8831 2009-08-27 Richard Guenther <rguenther@suse.de>
8833 * gengtype.c (main): Handle uint64_t.
8834 * ipa-utils.c (get_base_var): Indent properly.
8835 * tree-ssa-live.c (debug_scope_block): New function.
8836 * tree-flow.h (debug_scope_block): Declare.
8837 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
8838 * basic-block.h (enum profile_status): Rename to
8839 enum profile_status_d.
8840 (x_profile_status): Adjust type.
8842 2009-08-27 Dodji Seketeli <dodji@redhat.com>
8845 * dwarf2out.c (get_context_die): Declare this static function.
8846 (gen_type_die_with_usage): Make sure a DIE is a generated for
8847 the context of a typedef.
8849 2009-08-26 Anatoly Sokolov <aesok@post.ru>
8851 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
8854 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
8856 * config/mips/mips-protos.h (mips_output_sync): Declare.
8857 (mips_sync_loop_insns): Likewise.
8858 (mips_output_sync_loop): Replace first two parameters with an rtx.
8859 * config/mips/mips.c (mips_multi_member): New structure.
8860 (mips_multi_members): New variable.
8861 (mips_multi_start): New function.
8862 (mips_multi_add): Likewise.
8863 (mips_multi_add_insn): Likewise.
8864 (mips_multi_add_label): Likewise.
8865 (mips_multi_last_index): Likewise.
8866 (mips_multi_copy_insn): Likewise.
8867 (mips_multi_set_operand): Likewise.
8868 (mips_multi_write): Likewise.
8869 (mips_print_operand_punctuation): Remove '%|' and '%-'.
8870 (mips_init_print_operand_punct): Update accordingly.
8871 (mips_start_ll_sc_sync_block): New function.
8872 (mips_end_ll_sc_sync_block): Likewise.
8873 (mips_output_sync): Likewise.
8874 (mips_sync_insn1_template): Likewise.
8875 (mips_sync_insn2_template): Likewise.
8876 (mips_get_sync_operand): Likewise.
8877 (mips_process_sync_loop): Likewise.
8878 (mips_output_sync_loop): Use mips_process_sync_loop.
8879 (mips_sync_loop_insns): New function.
8880 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
8881 (MIPS_COMPARE_AND_SWAP_12): Likewise.
8882 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
8883 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
8884 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
8885 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
8886 (MIPS_SYNC_OLD_OP_12): Likewise.
8887 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
8888 (MIPS_SYNC_NEW_OP_12): Likewise.
8889 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
8890 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
8891 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
8892 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
8893 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
8894 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
8895 * config/mips/mips.md (sync_mem): New attribute.
8896 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
8897 (sync_exclusive_mask, sync_required_oldval): Likewise.
8898 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
8899 (sync_release_barrier): Likewise.
8900 (length): Handle sync loops.
8901 (sync): Use mips_output_sync.
8902 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
8903 (sync_compare_and_swap<mode>): Set the new sync_* attributes
8904 and use mips_output_sync_loop.
8905 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
8906 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
8907 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
8908 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
8909 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
8910 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
8911 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
8912 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
8913 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
8915 2009-08-26 Richard Guenther <rguenther@suse.de>
8918 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
8919 the types to not match.
8920 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
8922 * tree-ssa.c (useless_type_conversion_p): Conversions to
8923 pointers to unprototyped functions are useless.
8925 2009-08-26 Richard Guenther <rguenther@suse.de>
8927 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
8928 whole-program condition, prepare to be called for non-globals.
8929 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
8930 params build a representative with known type and track its fields.
8932 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
8934 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
8935 clearing by a taken branch.
8936 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
8937 effectively after bbro pass.
8938 (sync_nand<mode>): Ditto.
8939 (sync_old_<fetchop_name><mode>): Ditto.
8940 (sync_old_nand<mode>): Ditto.
8941 (sync_new_<fetchop_name><mode>): Dito.
8942 (sync_new_nand<mode>): Ditto.
8943 (sync_compare_and_swap<mode>_1): Ditto.
8944 (*sync_compare_and_swap<mode>): Ditto.
8945 (sync_lock_test_and_set<mode>_1): Ditto.
8946 ("sync_lock_test_and_set<mode>): Ditto.
8948 2009-08-25 Douglas B Rupp <rupp@gnat.com>
8950 * hwint.h (HOST_LONG_FORMAT): New macro
8951 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
8952 Use HOST_PTR_PRINTF.
8953 * system.h (HOST_PTR_PRINTF): Resurrect old macro
8954 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
8955 (HOST_PTR_PRINTF): Document.
8957 2009-08-25 Jan Hubicka <jh@suse.cz>
8959 * config/i386/bmmintrin.h: Replace by #error.
8962 Michael Meissner <michael.meissner@amd.com>
8963 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8964 Tony Linthicum <tony.linthicum@amd.com>
8966 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
8967 (TARGET_ROUND): New macro for the round/ptest instructions which
8968 are shared between SSE4.1 and SSE5.
8969 (OPTION_MASK_ISA_ROUND): Ditto.
8970 (OPTION_ISA_ROUND): Ditto.
8971 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
8972 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
8974 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
8975 (-mfused-madd): New switch to give users control over whether the
8976 compiler optimizes to use the multiply/add SSE5 instructions.
8978 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
8979 (ix86_handle_option): Turn off 3dnow if -msse5.
8980 (override_options): Add SSE5 support.
8981 (print_operand): %Y prints comparison codes for SSE5 com/pcom
8983 (ix86_expand_sse_movcc): Add SSE5 support.
8984 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
8985 vector type to the next largest size.
8986 (ix86_expand_sse5_pack): New function to use pperm to pack a
8987 vector type to the next smallest size.
8988 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
8989 (IX86_BUILTIN_FMADDSD): Ditto.
8990 (IX86_BUILTIN_FMADDPS): Ditto.
8991 (IX86_BUILTIN_FMADDPD): Ditto.
8992 (IX86_BUILTIN_FMSUBSS): Ditto.
8993 (IX86_BUILTIN_FMSUBSD): Ditto.
8994 (IX86_BUILTIN_FMSUBPS): Ditto.
8995 (IX86_BUILTIN_FMSUBPD): Ditto.
8996 (IX86_BUILTIN_FNMADDSS): Ditto.
8997 (IX86_BUILTIN_FNMADDSD): Ditto.
8998 (IX86_BUILTIN_FNMADDPS): Ditto.
8999 (IX86_BUILTIN_FNMADDPD): Ditto.
9000 (IX86_BUILTIN_FNMSUBSS): Ditto.
9001 (IX86_BUILTIN_FNMSUBSD): Ditto.
9002 (IX86_BUILTIN_FNMSUBPS): Ditto.
9003 (IX86_BUILTIN_FNMSUBPD): Ditto.
9004 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
9005 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
9006 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
9007 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
9008 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
9009 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
9010 (IX86_BUILTIN_PPERM): Ditto.
9011 (IX86_BUILTIN_PERMPS): Ditto.
9012 (IX86_BUILTIN_PERMPD): Ditto.
9013 (IX86_BUILTIN_PMACSSWW): Ditto.
9014 (IX86_BUILTIN_PMACSWW): Ditto.
9015 (IX86_BUILTIN_PMACSSWD): Ditto.
9016 (IX86_BUILTIN_PMACSWD): Ditto.
9017 (IX86_BUILTIN_PMACSSDD): Ditto.
9018 (IX86_BUILTIN_PMACSDD): Ditto.
9019 (IX86_BUILTIN_PMACSSDQL): Ditto.
9020 (IX86_BUILTIN_PMACSSDQH): Ditto.
9021 (IX86_BUILTIN_PMACSDQL): Ditto.
9022 (IX86_BUILTIN_PMACSDQH): Ditto.
9023 (IX86_BUILTIN_PMADCSSWD): Ditto.
9024 (IX86_BUILTIN_PMADCSWD): Ditto.
9025 (IX86_BUILTIN_PHADDBW): Ditto.
9026 (IX86_BUILTIN_PHADDBD): Ditto.
9027 (IX86_BUILTIN_PHADDBQ): Ditto.
9028 (IX86_BUILTIN_PHADDWD): Ditto.
9029 (IX86_BUILTIN_PHADDWQ): Ditto.
9030 (IX86_BUILTIN_PHADDDQ): Ditto.
9031 (IX86_BUILTIN_PHADDUBW): Ditto.
9032 (IX86_BUILTIN_PHADDUBD): Ditto.
9033 (IX86_BUILTIN_PHADDUBQ): Ditto.
9034 (IX86_BUILTIN_PHADDUWD): Ditto.
9035 (IX86_BUILTIN_PHADDUWQ): Ditto.
9036 (IX86_BUILTIN_PHADDUDQ): Ditto.
9037 (IX86_BUILTIN_PHSUBBW): Ditto.
9038 (IX86_BUILTIN_PHSUBWD): Ditto.
9039 (IX86_BUILTIN_PHSUBDQ): Ditto.
9040 (IX86_BUILTIN_PROTB): Ditto.
9041 (IX86_BUILTIN_PROTW): Ditto.
9042 (IX86_BUILTIN_PROTD): Ditto.
9043 (IX86_BUILTIN_PROTQ): Ditto.
9044 (IX86_BUILTIN_PROTB_IMM): Ditto.
9045 (IX86_BUILTIN_PROTW_IMM): Ditto.
9046 (IX86_BUILTIN_PROTD_IMM): Ditto.
9047 (IX86_BUILTIN_PROTQ_IMM): Ditto.
9048 (IX86_BUILTIN_PSHLB): Ditto.
9049 (IX86_BUILTIN_PSHLW): Ditto.
9050 (IX86_BUILTIN_PSHLD): Ditto.
9051 (IX86_BUILTIN_PSHLQ): Ditto.
9052 (IX86_BUILTIN_PSHAB): Ditto.
9053 (IX86_BUILTIN_PSHAW): Ditto.
9054 (IX86_BUILTIN_PSHAD): Ditto.
9055 (IX86_BUILTIN_PSHAQ): Ditto.
9056 (IX86_BUILTIN_FRCZSS): Ditto.
9057 (IX86_BUILTIN_FRCZSD): Ditto.
9058 (IX86_BUILTIN_FRCZPS): Ditto.
9059 (IX86_BUILTIN_FRCZPD): Ditto.
9060 (IX86_BUILTIN_CVTPH2PS): Ditto.
9061 (IX86_BUILTIN_CVTPS2PH): Ditto.
9062 (IX86_BUILTIN_COMEQSS): Ditto.
9063 (IX86_BUILTIN_COMNESS): Ditto.
9064 (IX86_BUILTIN_COMLTSS): Ditto.
9065 (IX86_BUILTIN_COMLESS): Ditto.
9066 (IX86_BUILTIN_COMGTSS): Ditto.
9067 (IX86_BUILTIN_COMGESS): Ditto.
9068 (IX86_BUILTIN_COMUEQSS): Ditto.
9069 (IX86_BUILTIN_COMUNESS): Ditto.
9070 (IX86_BUILTIN_COMULTSS): Ditto.
9071 (IX86_BUILTIN_COMULESS): Ditto.
9072 (IX86_BUILTIN_COMUGTSS): Ditto.
9073 (IX86_BUILTIN_COMUGESS): Ditto.
9074 (IX86_BUILTIN_COMORDSS): Ditto.
9075 (IX86_BUILTIN_COMUNORDSS): Ditto.
9076 (IX86_BUILTIN_COMFALSESS): Ditto.
9077 (IX86_BUILTIN_COMTRUESS): Ditto.
9078 (IX86_BUILTIN_COMEQSD): Ditto.
9079 (IX86_BUILTIN_COMNESD): Ditto.
9080 (IX86_BUILTIN_COMLTSD): Ditto.
9081 (IX86_BUILTIN_COMLESD): Ditto.
9082 (IX86_BUILTIN_COMGTSD): Ditto.
9083 (IX86_BUILTIN_COMGESD): Ditto.
9084 (IX86_BUILTIN_COMUEQSD): Ditto.
9085 (IX86_BUILTIN_COMUNESD): Ditto.
9086 (IX86_BUILTIN_COMULTSD): Ditto.
9087 (IX86_BUILTIN_COMULESD): Ditto.
9088 (IX86_BUILTIN_COMUGTSD): Ditto.
9089 (IX86_BUILTIN_COMUGESD): Ditto.
9090 (IX86_BUILTIN_COMORDSD): Ditto.
9091 (IX86_BUILTIN_COMUNORDSD): Ditto.
9092 (IX86_BUILTIN_COMFALSESD): Ditto.
9093 (IX86_BUILTIN_COMTRUESD): Ditto.
9094 (IX86_BUILTIN_COMEQPS): Ditto.
9095 (IX86_BUILTIN_COMNEPS): Ditto.
9096 (IX86_BUILTIN_COMLTPS): Ditto.
9097 (IX86_BUILTIN_COMLEPS): Ditto.
9098 (IX86_BUILTIN_COMGTPS): Ditto.
9099 (IX86_BUILTIN_COMGEPS): Ditto.
9100 (IX86_BUILTIN_COMUEQPS): Ditto.
9101 (IX86_BUILTIN_COMUNEPS): Ditto.
9102 (IX86_BUILTIN_COMULTPS): Ditto.
9103 (IX86_BUILTIN_COMULEPS): Ditto.
9104 (IX86_BUILTIN_COMUGTPS): Ditto.
9105 (IX86_BUILTIN_COMUGEPS): Ditto.
9106 (IX86_BUILTIN_COMORDPS): Ditto.
9107 (IX86_BUILTIN_COMUNORDPS): Ditto.
9108 (IX86_BUILTIN_COMFALSEPS): Ditto.
9109 (IX86_BUILTIN_COMTRUEPS): Ditto.
9110 (IX86_BUILTIN_COMEQPD): Ditto.
9111 (IX86_BUILTIN_COMNEPD): Ditto.
9112 (IX86_BUILTIN_COMLTPD): Ditto.
9113 (IX86_BUILTIN_COMLEPD): Ditto.
9114 (IX86_BUILTIN_COMGTPD): Ditto.
9115 (IX86_BUILTIN_COMGEPD): Ditto.
9116 (IX86_BUILTIN_COMUEQPD): Ditto.
9117 (IX86_BUILTIN_COMUNEPD): Ditto.
9118 (IX86_BUILTIN_COMULTPD): Ditto.
9119 (IX86_BUILTIN_COMULEPD): Ditto.
9120 (IX86_BUILTIN_COMUGTPD): Ditto.
9121 (IX86_BUILTIN_COMUGEPD): Ditto.
9122 (IX86_BUILTIN_COMORDPD): Ditto.
9123 (IX86_BUILTIN_COMUNORDPD): Ditto.
9124 (IX86_BUILTIN_COMFALSEPD): Ditto.
9125 (IX86_BUILTIN_COMTRUEPD): Ditto.
9126 (IX86_BUILTIN_PCOMEQUB): Ditto.
9127 (IX86_BUILTIN_PCOMNEUB): Ditto.
9128 (IX86_BUILTIN_PCOMLTUB): Ditto.
9129 (IX86_BUILTIN_PCOMLEUB): Ditto.
9130 (IX86_BUILTIN_PCOMGTUB): Ditto.
9131 (IX86_BUILTIN_PCOMGEUB): Ditto.
9132 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
9133 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
9134 (IX86_BUILTIN_PCOMEQUW): Ditto.
9135 (IX86_BUILTIN_PCOMNEUW): Ditto.
9136 (IX86_BUILTIN_PCOMLTUW): Ditto.
9137 (IX86_BUILTIN_PCOMLEUW): Ditto.
9138 (IX86_BUILTIN_PCOMGTUW): Ditto.
9139 (IX86_BUILTIN_PCOMGEUW): Ditto.
9140 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
9141 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
9142 (IX86_BUILTIN_PCOMEQUD): Ditto.
9143 (IX86_BUILTIN_PCOMNEUD): Ditto.
9144 (IX86_BUILTIN_PCOMLTUD): Ditto.
9145 (IX86_BUILTIN_PCOMLEUD): Ditto.
9146 (IX86_BUILTIN_PCOMGTUD): Ditto.
9147 (IX86_BUILTIN_PCOMGEUD): Ditto.
9148 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
9149 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
9150 (IX86_BUILTIN_PCOMEQUQ): Ditto.
9151 (IX86_BUILTIN_PCOMNEUQ): Ditto.
9152 (IX86_BUILTIN_PCOMLTUQ): Ditto.
9153 (IX86_BUILTIN_PCOMLEUQ): Ditto.
9154 (IX86_BUILTIN_PCOMGTUQ): Ditto.
9155 (IX86_BUILTIN_PCOMGEUQ): Ditto.
9156 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
9157 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
9158 (IX86_BUILTIN_PCOMEQB): Ditto.
9159 (IX86_BUILTIN_PCOMNEB): Ditto.
9160 (IX86_BUILTIN_PCOMLTB): Ditto.
9161 (IX86_BUILTIN_PCOMLEB): Ditto.
9162 (IX86_BUILTIN_PCOMGTB): Ditto.
9163 (IX86_BUILTIN_PCOMGEB): Ditto.
9164 (IX86_BUILTIN_PCOMFALSEB): Ditto.
9165 (IX86_BUILTIN_PCOMTRUEB): Ditto.
9166 (IX86_BUILTIN_PCOMEQW): Ditto.
9167 (IX86_BUILTIN_PCOMNEW): Ditto.
9168 (IX86_BUILTIN_PCOMLTW): Ditto.
9169 (IX86_BUILTIN_PCOMLEW): Ditto.
9170 (IX86_BUILTIN_PCOMGTW): Ditto.
9171 (IX86_BUILTIN_PCOMGEW): Ditto.
9172 (IX86_BUILTIN_PCOMFALSEW): Ditto.
9173 (IX86_BUILTIN_PCOMTRUEW): Ditto.
9174 (IX86_BUILTIN_PCOMEQD): Ditto.
9175 (IX86_BUILTIN_PCOMNED): Ditto.
9176 (IX86_BUILTIN_PCOMLTD): Ditto.
9177 (IX86_BUILTIN_PCOMLED): Ditto.
9178 (IX86_BUILTIN_PCOMGTD): Ditto.
9179 (IX86_BUILTIN_PCOMGED): Ditto.
9180 (IX86_BUILTIN_PCOMFALSED): Ditto.
9181 (IX86_BUILTIN_PCOMTRUED): Ditto.
9182 (IX86_BUILTIN_PCOMEQQ): Ditto.
9183 (IX86_BUILTIN_PCOMNEQ): Ditto.
9184 (IX86_BUILTIN_PCOMLTQ): Ditto.
9185 (IX86_BUILTIN_PCOMLEQ): Ditto.
9186 (IX86_BUILTIN_PCOMGTQ): Ditto.
9187 (IX86_BUILTIN_PCOMGEQ): Ditto.
9188 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
9189 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
9190 (enum multi_arg_type): New enum for describing the various SSE5
9191 intrinsic argument types.
9192 (bdesc_multi_arg): New table for SSE5 intrinsics.
9193 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
9194 (ix86_expand_multi_arg_builtin): New function for creating SSE5
9196 (ix86_expand_builtin): Add SSE5 intrinsic support.
9197 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
9198 operand instructions.
9199 (ix86_expand_sse5_multiple_memory): New function to split the
9200 second memory reference from SSE5 instructions.
9201 (type_has_variadic_args_p): Delete in favor of stdarg_p.
9202 (ix86_return_pops_args): Use stdarg_p to determine if the function
9203 has variable arguments.
9204 (ix86_setup_incoming_varargs): Ditto.
9205 (x86_this_parameter): Ditto.
9207 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
9209 (ix86_expand_sse5_pack): Ditto.
9210 (ix86_sse5_valid_op_p): Ditto.
9211 (ix86_expand_sse5_multiple_memory): Ditto.
9213 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
9214 constant for SSE5 support.
9215 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
9216 (UNSPEC_SSE5_TRUEFALSE): Ditto.
9217 (UNSPEC_SSE5_PERMUTE): Ditto.
9218 (UNSPEC_SSE5_ASHIFT): Ditto.
9219 (UNSPEC_SSE5_LSHIFT): Ditto.
9220 (UNSPEC_FRCZ): Ditto.
9221 (UNSPEC_CVTPH2PS): Ditto.
9222 (UNSPEC_CVTPS2PH): Ditto.
9223 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
9225 (COM_FALSE_S): Ditto.
9226 (COM_FALSE_P): Ditto.
9227 (COM_TRUE_S): Ditto.
9228 (COM_TRUE_P): Ditto.
9229 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
9230 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
9232 (memory attribute): Ditto.
9233 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
9234 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
9235 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
9236 (floor<mode>2): Ditto.
9237 (ceil<mode>2): Ditto.
9238 (btrunc<mode>2): Ditto.
9239 (nearbyintdf2): Ditto.
9240 (nearbyintsf2): Ditto.
9241 (sse_setccsf): Disable if SSE5.
9242 (sse_setccdf): Ditto.
9243 (sse5_setcc<mode>): New support for SSE5 conditional move.
9244 (sse5_pcmov_<mode>): Ditto.
9246 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
9248 (SSEMODEF2P): Ditto.
9249 (ssemodesuffixf4): New mode attribute for SSE5.
9250 (ssemodesuffixf2s): Ditto.
9251 (ssemodesuffixf2c): Ditto.
9252 (sserotatemax): Ditto.
9253 (ssescalarmode): Ditto.
9254 (sse_maskcmpv4sf3): Disable if SSE5.
9255 (sse_maskcmpv2df3): Ditto.
9256 (sse_vmmaskcmpv4sf3): Ditto.
9257 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
9258 (sse5_vmfmadd<mode>4): Ditto.
9259 (sse5_fmsub<mode>4): Ditto.
9260 (sse5_vmfmsub<mode>4): Ditto.
9261 (sse5_fnmadd<mode>4): Ditto.
9262 (sse5_vmfnmadd<mode>4): Ditto.
9263 (sse5_fnmsub<mode>4): Ditto.
9264 (sse5_vmfnmsub<mode>4): Ditto.
9265 (sse5i_fmadd<mode>4): Ditto.
9266 (sse5i_fmsub<mode>4): Ditto.
9267 (sse5i_fnmadd<mode>4): Ditto.
9268 (sse5i_fnmsub<mode>4): Ditto.
9269 (sse5i_vmfmadd<mode>4): Ditto.
9270 (sse5i_vmfmsub<mode>4): Ditto.
9271 (sse5i_vmfnmadd<mode>4): Ditto.
9272 (sse5i_vmfnmsub<mode>4): Ditto.
9273 (mulv16qi3): Add SSE5 support.
9275 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
9276 (sse2_mulv4si3): Disable if SSE5.
9277 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
9278 (sse4_1_roundps): Ditto.
9279 (sse4_1_roundsd): Ditto.
9280 (sse4_1_roundss): Ditto.
9281 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
9283 (sse_maskcmpsf3): Ditto.
9284 (sse_vmmaskcmpv4sf3): Ditto.
9285 (sse2_maskcmpv2df3): Ditto.
9286 (sse2_maskcmpdf3): Ditto.
9287 (sse2_vmmaskcmpv2df3): Ditto.
9288 (sse2_eq<mode>3): Ditto.
9289 (sse2_gt<mode>3): Ditto.
9290 (sse5_pcmov_<mode>): Add SSE5 support.
9291 (vec_unpacku_hi_v16qi): Ditto.
9292 (vec_unpacks_hi_v16qi): Ditto.
9293 (vec_unpacku_lo_v16qi): Ditto.
9294 (vec_unpacks_lo_v16qi): Ditto.
9295 (vec_unpacku_hi_v8hi): Ditto.
9296 (vec_unpacks_hi_v8hi): Ditto.
9297 (vec_unpacku_lo_v8hi): Ditto.
9298 (vec_unpacks_lo_v8hi): Ditto.
9299 (vec_unpacku_hi_v4si): Ditto.
9300 (vec_unpacks_hi_v4si): Ditto.
9301 (vec_unpacku_lo_v4si): Ditto.
9302 (vec_unpacks_lo_v4si): Ditto.
9303 (sse5_pmacsww): New SSE5 intrinsic insn.
9304 (sse5_pmacssww): Ditto.
9305 (sse5_pmacsdd): Ditto.
9306 (sse5_pmacssdd): Ditto.
9307 (sse5_pmacssdql): Ditto.
9308 (sse5_pmacssdqh): Ditto.
9309 (sse5_pmacsdqh): Ditto.
9310 (sse5_pmacsswd): Ditto.
9311 (sse5_pmacswd): Ditto.
9312 (sse5_pmadcsswd): Ditto.
9313 (sse5_pmadcswd): Ditto.
9314 (sse5_pcmov_<move>): Conditional move support on SSE5.
9315 (sse5_phaddbw): New SSE5 intrinsic insn.
9316 (sse5_phaddbd): Ditto.
9317 (sse5_phaddbq): Ditto.
9318 (sse5_phaddwd): Ditto.
9319 (sse5_phaddwq): Ditto.
9320 (sse5_phadddq): Ditto.
9321 (sse5_phaddubw): Ditto.
9322 (sse5_phaddubd): Ditto.
9323 (sse5_phaddubq): Ditto.
9324 (sse5_phadduwd): Ditto.
9325 (sse5_phadduwq): Ditto.
9326 (sse5_phaddudq): Ditto.
9327 (sse5_phsubbw): Ditto.
9328 (sse5_phsubwd): Ditto.
9329 (sse5_phsubdq): Ditto.
9330 (sse5_pperm): Ditto.
9331 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
9332 (sse5_pperm_zero_v16qi_v8hi): Ditto.
9333 (sse5_pperm_sign_v8hi_v4si): Ditto.
9334 (sse5_pperm_zero_v8hi_v4si): Ditto.
9335 (sse5_pperm_sign_v4si_v2di): Ditto.
9336 (sse5_pperm_sign_v4si_v2di): Ditto.
9337 (sse5_pperm_pack_v2di_v4si): Ditto.
9338 (sse5_pperm_pack_v4si_v8hi): Ditto.
9339 (sse5_pperm_pack_v8hi_v16qi): Ditto.
9340 (sse5_perm<mode>): New SSE5 intrinsic insn.
9341 (rotl<mode>3): Ditto.
9342 (sse5_rotl<mode>3): Ditto.
9343 (sse5_ashl<mode>3): Ditto.
9344 (sse5_lshl<mode>3): Ditto.
9345 (sse5_frcz<mode>2): Ditto.
9346 (sse5s_frcz<mode>2): Ditto.
9347 (sse5_cvtph2ps): Ditto.
9348 (sse5_cvtps2ph): Ditto.
9349 (sse5_vmmaskcmp<mode>3): Ditto.
9350 (sse5_com_tf<mode>3): Ditto.
9351 (sse5_maskcmp<mode>3): Ditto.
9352 (sse5_maskcmp_uns<mode>3): Ditto.
9353 (sse5_maskcmp_uns2<mode>3): Ditto.
9354 (sse5_pcom_tf<mode>3): Ditto.
9356 * config/i386/predicates.md (sse5_comparison_float_operator):
9357 New predicate to match the comparison operators supported by
9358 the SSE5 com instruction.
9359 (ix86_comparison_int_operator): New predicate to match just the
9360 signed int comparisons.
9361 (ix86_comparison_uns_operator): New predicate to match just the
9362 unsigned int comparisons.
9364 * doc/invoke.texi (-msse5): Add documentation.
9365 (-mfused-madd): Ditto.
9367 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
9369 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
9371 (x86_64-*-*): Ditto.
9373 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
9375 * config/i386/bmmintrin.h: New file, provide common x86 compiler
9376 intrinisics for SSE5.
9378 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
9381 * config/i386/mmintrin-common.h: New file, to contain common
9382 instructions between SSE4.1 and SSE5.
9384 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
9385 FOREACH_FUNCTION_ARGS to iterate over the argument list.
9386 (gen_regparm_prefix): Ditto.
9388 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
9389 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
9390 prototype_p to determine if a function is prototyped.
9392 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
9394 * c-common.c (c_common_reswords) add the alignof keyword,
9395 with same RID as __alignof and __alignof__
9397 2009-08-25 Anatoly Sokolov <aesok@post.ru>
9399 * hooks.h (hook_bool_const_int_const_int_true): Declare.
9400 * hooks.c (hook_bool_const_int_const_int_true): New function.
9401 * target.h (struct gcc_target): Add can_eliminate field.
9402 * target-def.h (TARGET_CAN_ELIMINATE): Define.
9403 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
9404 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
9405 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
9406 (elim_table): Revise comment.
9407 * system.h (CAN_ELIMINATE): Poison.
9408 * defaults.h (CAN_ELIMINATE): Remove.
9409 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
9411 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
9412 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
9414 (alpha_vms_can_eliminate): Declare as static, change return type to
9416 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
9418 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
9419 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
9420 (arm_can_eliminate): New function.
9422 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
9423 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
9424 (avr_can_eliminate): Declare as static.
9425 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
9427 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
9428 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
9429 (bfin_can_eliminate): New function.
9431 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
9432 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
9433 (crx_can_eliminate): New function.
9435 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
9436 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
9437 (fr30_can_eliminate): New function.
9439 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
9440 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
9441 (frv_can_eliminate): New function.
9443 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
9444 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
9445 (h8300_can_eliminate): New function.
9447 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
9448 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
9449 (i386_can_eliminate): Declare as static, change return type to bool.
9450 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
9452 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
9453 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
9454 (ia64_can_eliminate): New function.
9456 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
9457 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
9458 (iq2000_can_eliminate): New function.
9460 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
9461 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
9462 (m32r_can_eliminate): New function.
9464 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
9465 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
9466 (m68hc11_can_eliminate): New function.
9468 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
9469 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
9470 (m68k_can_eliminate): New function.
9472 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
9473 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
9474 (mep_can_eliminate): New function.
9476 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
9477 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
9478 (mips_can_eliminate): New function.
9480 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
9481 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
9482 (rs6000_can_eliminate): New function.
9484 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
9485 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
9486 (s390_can_eliminate): Declare as static.
9487 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
9489 * config/score/score.h (CAN_ELIMINATE): Remove macro.
9490 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
9491 (score_can_eliminate): New function.
9493 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
9494 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
9495 (sparc_can_eliminate): Declare as static.
9496 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
9498 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
9499 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
9500 (xstormy16_can_eliminate): New function.
9502 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
9503 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
9504 (v850_can_eliminate): New function.
9506 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
9508 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
9509 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
9510 (*movdfcc_ext[1234]): Disable for IEEE mode.
9512 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
9514 * gimplify.c (prepare_gimple_addressable): New static function.
9515 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
9517 (gimplify_addr_expr): Invoke it similarly on the operand instead of
9518 manually fiddling with it.
9520 2009-08-25 Michael Matz <matz@suse.de>
9522 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
9523 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
9525 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
9526 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
9527 (do_jump): Split out code for simple binary comparisons into ...
9528 (do_jump_1): ... this, taking the individual operands and code.
9529 Change callers to helper function above accordingly.
9530 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
9533 2009-08-25 Michael Matz <matz@suse.de>
9535 * expr.h (struct separate_ops, sepops): New type for passing
9536 around an exploded simple expression.
9537 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
9538 Use this structure instead of expression tree.
9539 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
9540 expression, only its type.
9541 (expand_vec_cond_expr): Take type and individual operands instead
9543 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
9544 expand_vec_shift_expr): Change prototype accordingly.
9545 * tree-vect-stmts.c (vectorizable_condition): Change call of
9546 expand_vec_cond_expr_p to pass only type.
9547 * expr.c (do_store_flags): Change prototype and implementation
9548 to take an exploded expression.
9549 (expand_expr_real_1): New local ops initialized with details
9550 of the full expression. Use it instead of full
9551 expression in calls to do_store_flags, expand_vec_cond_expr,
9552 expand_widen_pattern_expr and expand_vec_shift_expr.
9554 2009-08-25 Michael Matz <matz@suse.de>
9556 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
9557 treeop2 initialized with first three operands of the full expression.
9558 Substitute all TREE_OPERAND (exp, [012]) calls with them.
9560 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
9562 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
9563 (__gthread_objc_condition_allocate): Mark arguments as unused.
9564 (__gthread_objc_condition_deallocate): Likewise.
9565 (__gthread_objc_condition_wait): Likewise.
9566 (__gthread_objc_condition_broadcast): Likewise.
9567 (__gthread_objc_condition_signal): Likewise.
9568 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
9569 (__gthread_objc_thread_id): Likewise.
9571 2009-08-25 Janus Weil <janus@gcc.gnu.org>
9574 * tree-pretty-print.c (print_call_name): Print the correct call name
9575 for procedure pointer components.
9577 2009-08-24 Steve Ellcey <sje@cup.hp.com>
9579 * config/ia64/ia64.c (ia64_promote_function_mode): Call
9580 default_promote_function_mode when not VMS.
9582 2009-08-24 Olivier Hainque <hainque@adacore.com>
9584 * convert.c (convert_to_integer): Don't assume an input pointer is
9585 POINTER_SIZE wide. Fetch from the type instead.
9587 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9589 * configure.ac (AC_PREREQ): Bump to 2.64.
9591 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
9593 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
9594 (process_command): Don't search standard_exec_prefix_1 and
9595 standard_exec_prefix_2.
9597 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9599 * config/arm/arm.c (output_return_instruction): Handle for
9602 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9604 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
9606 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9608 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
9609 (*arm_movdf_vfp): Likewise.
9611 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9613 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
9614 (vashr<mode>3): Rename from ashr<mode>3.
9615 (vlshr<mode>3): Rename from lshr<mode>3.
9617 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
9620 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
9621 (check_format_info_main): Use scalar_identify_flag.
9622 (check_format_types): Check for scalar size identity if
9623 scalar_identify_flag is set.
9624 (printf_length_specs): Extend by new field.
9625 (asm_fprintf_length_specs): Likewise.
9626 (gcc_diag_length_specs): Likewise.
9627 (scanf_length_specs): Likewise.
9628 (strfmon_length_specs): Likewise.
9629 (gcc_gfc_length_specs): Likewise.
9630 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
9631 (ms_printf_flag_specs): Likewise.
9632 * c-format.h (format_length_info): Add new member scalar_identity_flag.
9634 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
9637 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
9638 (*call_value_pop_1): Ditto.
9639 (*sibcall_pop_1): New insn pattern.
9640 (*sibcall_value_pop_1): Ditto.
9642 2009-08-23 Alan Modra <amodra@bigpond.net.au>
9645 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
9648 2009-08-23 Alan Modra <amodra@bigpond.net.au>
9651 * fwprop.c (try_fwprop_subst): Allow multiple sets.
9652 (get_reg_use_in): New function.
9653 (forward_propagate_subreg): Propagate through subreg of zero_extend
9656 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
9658 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
9659 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
9661 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9663 * configure.ac: Remove --with-datarootdir, --with-docdir,
9664 --with-htmldir switches. No need to call AC_SUBST for
9665 datarootdir, docdir, htmldir any more.
9666 * configure: Regenerate.
9667 * doc/install.texi (Configuration): Document --datarootdir,
9668 --docdir, --htmldir, --pdfdir; update documentation for
9669 --infodir, --mandir.
9670 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
9673 * aclocal.m4: Regenerate.
9674 * config.in: Regenerate.
9675 * configure: Regenerate.
9677 2009-08-21 Douglas B Rupp <rupp@gnat.com>
9678 Olivier Hainque <hainque@adacore.com>
9680 * config/ia64/ia64.c: Include libfuncs.h.
9681 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
9682 (ia64_expand_call): Use reg 25 on VMS.
9683 (ia64_initialize_trampoline): Fix for VMS ABI.
9684 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
9685 (ia64_function_arg): Initialize reg 25 on VMS.
9686 Fix OpenVMS ABI issues for varargs.
9687 For OpenVMS, emit the Argument Information register set in the
9688 incoming/sibcall case as well.
9689 (ia64_arg_type): New function.
9690 (ia64_function_arg_advance): Keep track of cum->words.
9691 Fix OpenVMS ABI issues for varargs.
9692 (ia64_function_value): On VMS, promote mode of non-aggregate types.
9693 (ia64_override_options): Set flag_no_common on VMS.
9694 (ia64_init_builtins): Disable FWRITE builtin.
9695 (ia64_asm_output_external): Call DO_CRTL_NAMES.
9696 (ia64_vms_init_libfuncs): Add decc$ routines.
9697 (ia64_vms_valid_pointer_mode): New function.
9698 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
9699 (ia64_promote_function_mode): New function
9700 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
9701 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
9702 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
9703 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
9704 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
9705 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
9706 Suppress trailing '#' if VALUE is numeric.
9707 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
9708 ia64_promote_function_mode.
9709 (TARGET_VALID_POINTER_MODE): Define.
9711 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
9714 * config/rs6000/rs6000.c (rs6000_override_options): Use
9715 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
9718 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
9719 reporting of vector + decimal/boolean/complex error.
9721 2009-08-21 Jakub Jelinek <jakub@redhat.com>
9723 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
9724 __vector double TYPE_DECL.
9726 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
9728 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
9729 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
9730 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
9731 to pointer to enum machine_mode. Update all callers as needed.
9733 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
9735 * config/alpha/alpha.md (exception_receiver): Emit alternative
9736 GP load sequence if flag_reorder_blocks_and_partition is set.
9737 (*exception_receiver_2): Also enable when
9738 flag_reorder_blocks_and_partition is set.
9740 2009-08-20 Matt Rice <ratmice@gmail.com>
9741 Diego Novillo <dnovillo@google.com>
9743 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
9746 2009-08-20 Richard Guenther <rguenther@suse.de>
9748 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
9749 * c-tree.h (c_dup_lang_specific_decl): Remove.
9750 (struct lang_decl, struct lang_type): Move definitions ...
9751 * c-lang.h: ... here. New file.
9752 * c-decl.c: Include c-lang.h.
9753 (c_dup_lang_specific_decl): Remove.
9754 * c-typeck.c: Include c-lang.h.
9755 * Makefile.in (c-decl.o): Add c-lang.h dependency.
9756 (c-typeck.o): Likewise.
9757 * c-config-lang.in (gtfiles): Add c-lang.h.
9758 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
9761 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
9763 * config/alpha/alpha.c (alpha_end_function): Do not clear
9764 crtl->emit structure and free insn locators if cfun->is_thunk is true,
9765 this is now handled in generic code.
9767 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
9769 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
9770 (s390_z10_fix_long_loop_prediction): New function.
9771 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
9772 (s390_reorg): Walk over the INSNs and invoke
9773 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
9775 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
9777 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
9778 "*brx_64bit", "*brx_31bit"): New patterns.
9779 * config/s390/s390.c ('E'): New output modifier.
9781 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9782 Richard Earnshaw <richard.earnshaw@arm.com>
9784 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
9785 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
9787 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9789 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
9791 * pa.c (emit_move_sequence): Check if address of operand1 is valid
9792 for mode mode of operand0 when doing secondary reload for SAR.
9794 2009-08-19 Jakub Jelinek <jakub@redhat.com>
9797 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
9798 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
9800 2009-08-19 Jason Merrill <jason@redhat.com>
9802 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
9803 supported template depth in C++0x.
9805 2009-08-19 Jakub Jelinek <jakub@redhat.com>
9807 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
9808 free_after_compilation.
9809 * config/score/score7.c (score7_output_mi_thunk): Likewise.
9810 * config/score/score3.c (score3_output_mi_thunk): Likewise.
9811 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
9812 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
9813 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9814 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
9815 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9817 2009-08-19 Ian Lance Taylor <iant@google.com>
9819 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
9820 of (plus (mult (neg B) C) A).
9822 2009-08-18 Michael Matz <matz@suse.de>
9824 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
9825 instead of comparing TYPE_MAIN_VARIANT for equality.
9826 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
9827 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
9828 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
9829 * gimplify.c (goa_lhs_expr_p): Ditto and use
9830 STRIP_USELESS_TYPE_CONVERSION.
9832 2009-08-18 Michael Matz <matz@suse.de>
9834 * tree-ssa-structalias.c (create_variable_info_for): Also mark
9835 first field in a struct.
9836 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
9838 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
9840 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
9841 locators before emit_insn is called. Remove assert that
9843 (alpha_end_function): Clear crtl->emit structure and free insn
9844 locators if cfun->is_thunk is true.
9846 2009-08-18 Jason Merrill <jason@redhat.com>
9848 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
9850 * configure.ac: Test for it.
9851 * configure, config.in: Regenerate.
9852 * doc/install.texi: Document --enable-gnu-unique-object.
9854 2009-08-18 Richard Guenther <rguenther@suse.de>
9857 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
9858 pow(x,y*z) only if x is nonnegative.
9860 2009-08-18 Jakub Jelinek <jakub@redhat.com>
9862 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
9866 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
9867 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
9869 2009-08-17 DJ Delorie <dj@redhat.com>
9871 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
9872 * config/m32c/prologue.md (epilogue_freit): New.
9874 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
9875 (bank_switch_p): Likewise.
9876 (fast_interrupt_p): Likewise.
9877 (interrupt_p): Likewise.
9878 (m32c_conditional_register_usage): Round memregs size up.
9879 (need_to_save): We only need to save $a0 when we use ENTER.
9880 (interrupt_p): Check for fast_interrupt too.
9881 (bank_switch_p): New.
9882 (fast_interrupt_p): New.
9883 (m32c_attribute_table): Add bank_switch and fast_interrupt.
9884 (m32c_emit_prolog): Support bank switching and fast interrupts.
9885 * doc/extend.texi (Function Attributes): Add bank_switch and
9888 2009-08-17 Douglas B Rupp <rupp@gnat.com>
9890 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
9891 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
9893 2009-08-16 Douglas B Rupp <rupp@gnat.com>
9895 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
9896 (menu): Add IA-64/VMS Options.
9897 (IA-64/VMS Options): Likewise.
9899 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
9902 * config/mips/mips.md (*lwxs): Use :P for pointer values.
9904 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
9906 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
9907 (mips_pop_asm_switch): Likewise.
9908 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
9910 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
9911 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
9912 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
9913 (mips_print_operand_punctuation): Use them. Check mips_noreorder
9914 instead of set_noreorder.
9915 (mips_output_function_prologue): Use the new functions.
9916 (mips_output_function_epilogue): Likewise.
9917 (mips_need_noat_wrapper_p): New function, split out from...
9918 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
9919 Use mips_push_asm_switch and mips_pop_asm_switch.
9920 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
9921 and mips_pop_asm_switch.
9922 (ASM_OUTPUT_REG_POP): Likewise.
9923 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
9924 Use mips_pop_asm_switch.
9925 (mips_asm_switch): New structure.
9926 (set_noreorder, set_nomacro): Replace with...
9927 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
9928 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
9929 instead of set_nomacro.
9930 (fix_truncsfsi2_macro): Likewise.
9931 (cprestore): Likewise.
9932 (hazard): Use mips_noreorder instead of set_noreorder.
9933 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
9935 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
9937 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
9938 from prev_active_insn.
9940 2009-08-16 Anatoly Sokolov <aesok@post.ru>
9942 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
9943 * config/avr/avr.c (avr_override_options): Initialize
9944 avr_current_arch variable.
9945 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
9946 __AVR_HAVE_16BIT_SP__ according to the device type.
9947 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
9949 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
9950 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
9952 2009-08-16 Dodji Seketeli <dodji@redhat.com>
9955 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
9956 generating inlined subroutine die only. We shouldn't be
9957 called for anything else.
9958 (gen_block_die): Don't generate inline subroutine debug info for
9961 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
9963 * graphite-poly.c (print_pbb): Print PBB index.
9965 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
9968 * graphite-interchange.c (ppl_max_for_le): Moved...
9969 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
9970 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
9971 ppl_Pointset_Powerset_C_Polyhedron_maximize.
9972 * graphite-ppl.h (ppl_max_for_le): Declared.
9974 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
9976 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
9977 supported on all platforms.
9978 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
9979 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
9980 * c-pragma.c: Likewise.
9981 * target-def.h (TARGET_INITIALIZER): Remove
9982 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
9983 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
9985 2009-08-14 Douglas B Rupp <rupp@gnat.com>
9987 * config/ia64/fde-vms.c: New file.
9988 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
9989 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
9990 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
9991 (uw_frame_state_for): Only register a personality routine if it is
9992 known to be compatible with our expectations.
9993 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
9994 Declare unw_table_entry stack variable and
9995 mod all calls to _Unwind_FindTableEntry to add arg.
9996 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
9997 (_Unwind_FindTableEntry): Add arg to prototype.
9999 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
10001 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
10002 field 'signal_pfs_loc'.
10003 (uw_frame_state_for): Remove duplicate code dealing with leaf
10004 procedures without unwind info.
10005 If in the frame after unwinding through a signal handler, restore
10006 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
10007 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
10008 'pfs_loc' to the AR.PFS location in the signal context; instead
10009 set 'signal_pfs_loc'.
10010 Manually generate the unwind info for the AR.PFS register.
10011 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
10012 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
10013 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
10014 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
10015 instead set 'signal_pfs_loc'.
10016 Remove code preventing the AR.PFS register from being restored
10017 from the signal context.
10019 2009-08-14 Douglas B Rupp <rupp@gnat.com>
10020 Tristan Gingold <gingold@adacore.com>
10022 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
10023 * config/ia64/t-vms: New file.
10024 * config/ia64/vms64.h: New file.
10025 * config/ia64/vms.h: New file.
10026 * config/ia64/vms-crtinit.asm: New file.
10027 * config/ia64/vms_symvec_libgcc_s.opt: New file.
10028 * config/ia64/vms-unwind.h: New file.
10030 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10032 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
10035 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10037 PR middle-end/30789
10038 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
10039 Move declaration...
10040 * real.h (do_mpc_arg2): ... here.
10041 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
10044 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
10046 * final.c (add_debug_prefix_map): Don't use GC memory for
10047 old_prefix and new_prefix.
10049 2009-08-14 Richard Guenther <rguenther@suse.de>
10051 * ipa-prop.c (compute_complex_pass_through): If we cannot
10052 compute a non-varying offset for IPA_JF_ANCESTOR punt.
10054 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10056 * c-lex.c (c_lex_with_flags): Increase size of local variable
10057 to avoid memory clobber.
10059 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
10062 * config/i386/i386.c (ix86_fp_comparison_strategy):
10063 Only enable/disable sahf at function granularity.
10065 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
10067 PR rtl-optimization/41064
10068 * reload1.c (reload_as_needed): Don't call extract_insn
10069 for known invalid replacements after calling
10070 validate_replace_rtx_group and verify_changes.
10072 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
10075 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
10076 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
10077 ix86_expand_fp_vcond.
10078 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
10079 Assert that operation is supported by ix86_expand_int_vcond.
10080 (vcondu<SSEMODE124C8:mode>): Ditto.
10082 2009-08-13 DJ Delorie <dj@redhat.com>
10084 * config/i386/djgpp-stdint.h: New.
10085 * config.gcc (djgpp): Use it.
10087 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
10089 * config/sh/sh.c (sh_override_options): When flag_exceptions or
10090 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
10092 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10094 * tree-ssa-loop-prefetch.c
10095 (prune_ref_by_group_reuse): Enhance probabilistic analysis
10096 for long-stride pruning.
10097 (compute_miss_rate): New function to compute the probability
10098 that two memory references access different cache lines.
10100 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
10102 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
10104 2009-08-13 Richard Guenther <rguenther@suse.de>
10106 PR middle-end/41047
10107 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
10108 use the constant pointer type.
10109 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
10110 of CV qualifiers on the target pointer type.
10111 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
10112 conversion check before restrict check.
10114 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
10117 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
10119 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
10121 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
10123 2009-08-12 Richard Guenther <rguenther@suse.de>
10125 PR tree-optimization/41011
10126 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
10127 and reference constructing.
10129 2009-08-12 Xinliang David Li <davidxl@google.com>
10131 PR tree-optimization/41012
10132 * tree-flow.h : New external interface.
10133 * gimple-low.c (check_call_arg): Change to public function.
10134 Remove argument mismatch check in lowering.
10135 * tree-inline.h (tree_can_inline_p): Interface change.
10136 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
10137 into this function.
10138 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
10139 Call change to tree_can_inline_p function.
10140 (cgraph_decide_inlining_incrementally): Ditto.
10142 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
10144 PR tree-optimization/41031
10145 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
10146 on the partition variable rather than promote_mode on the source
10147 type. Assert that the partition variable's type has the same
10148 mode as the source value's.
10150 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
10152 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
10153 for for_return == 2.
10154 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
10156 * calls.c (expand_call): Fix typo.
10157 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
10159 * stmt.c (expand_value_return): Use promote_function_mode to copy out
10161 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
10162 * config/cris/cris.c (cris_promote_function_mode): Likewise.
10163 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
10164 * config/pa/pa.c (pa_promote_function_mode): Likewise.
10166 2009-08-12 Andrew Haley <aph@redhat.com>
10168 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
10170 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10173 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
10175 2009-08-12 Richard Guenther <rguenther@suse.de>
10177 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
10178 * gimplify.c (gimplify_modify_expr): Do not use
10179 lang_hooks.types_compatible_p.
10180 * tree-ssa.c (useless_type_conversion_p): For aggregates
10181 just return false if the canonical types differ.
10183 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10185 PR middle-end/40980
10186 * sese.c (convert_for_phi_arg): New.
10187 (add_guard_exit_phis): Use convert_for_phi_arg.
10189 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10191 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
10192 unknown subscript upper bounds.
10194 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10195 Pranav Garg <pranav.garg2107@gmail.com>
10197 * graphite-interchange.c (gather_access_strides): Removed.
10198 (ppl_max_for_le): New.
10199 (build_linearized_memory_access): New.
10200 (memory_stride_in_loop): New.
10201 (pbb_interchange_profitable_p): Reimplemented.
10202 * graphite-ppl.h (ppl_new_id_map): New.
10203 (ppl_interchange): New.
10205 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10207 * graphite-interchange.c (compute_subscript): Removed.
10208 (compute_array_size_cstr): Removed.
10209 (compute_array_size_poly): Removed.
10210 (compute_array_size): Removed.
10211 (gather_access_strides_poly): Removed.
10212 (gather_access_strides): Empty.
10214 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10216 * graphite-dependences.c (dependence_polyhedron_1): Replace
10217 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
10218 (graphite_legal_transform_dr): Same.
10219 (graphite_carried_dependence_level_k): Same.
10220 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
10221 Initialize PDR_NB_SUBSCRIPTS.
10222 (print_pdr_access_layout): Replace pdr_nb_subscripts with
10224 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
10225 (PDR_NB_SUBSCRIPTS): New.
10226 (pdr_nb_subscripts): Removed.
10227 (pdr_dim): Simplified.
10228 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
10229 with PDR_NB_SUBSCRIPTS.
10231 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10233 * graphite-interchange.c (compute_array_size): Remove use of
10234 PDR_DATA_CONTAINER.
10235 * graphite-poly.c (new_poly_dr): Remove argument data_container.
10236 Do not initialize PDR_DATA_CONTAINER.
10237 (print_pdr): Do not print PDR_DATA_CONTAINER.
10238 * graphite-poly.h (struct poly_dr): Remove data_container field.
10239 (PDR_DATA_CONTAINER): Removed.
10240 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
10241 PDR_DATA_CONTAINER.
10242 (build_poly_dr): Same.
10244 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
10245 Sebastian Pop <sebastian.pop@amd.com>
10247 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
10248 copy of the dependence polyhedron. Free the temporary objects.
10249 (graphite_carried_dependence_level_k): Free unused objects before
10252 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10254 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
10255 Early return without analyzing the data dependences if no
10256 transform has been done. Call restore_scattering if the transform
10258 (graphite-interchange.c): Same.
10259 * graphite-poly.c (print_scattering_function): Test for
10261 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
10262 (apply_poly_transforms): Do not gcc_assert that
10263 the transform is legal.
10264 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
10265 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
10266 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
10267 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
10268 * graphite-poly.h (struct poly_scattering): New.
10269 (struct poly_bb): Add original, transformed, and saved fields.
10270 Remove transformed_scattering, original_scattering,
10271 nb_local_variables and nb_scattering_transform fields.
10272 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
10273 (poly_scattering_new): New.
10274 (poly_scattering_free): New.
10275 (poly_scattering_copy): New.
10276 (store_scattering_pbb): New.
10277 (store_scattering): New.
10278 (restore_scattering_pbb): New.
10279 (restore_scattering): New.
10280 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
10281 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
10283 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10285 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
10286 (print_scop): Same.
10288 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10290 * Makefile.in (graphite.o): Depends on PREDICT_H.
10291 * graphite.c: Include predict.h.
10292 (graphite_finalize): Call tree_estimate_probability.
10293 * predict.c (predict_loops): Do not call scev_initialize and
10295 (tree_estimate_probability_bb): New.
10296 (tree_estimate_probability): Do not initialize loops: move that
10297 code to the driver. Call tree_estimate_probability_bb.
10298 (tree_estimate_probability_driver): New.
10299 (pass_profile): Use tree_estimate_probability_driver.
10300 * predict.h (tree_estimate_probability): Declared.
10302 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10304 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
10305 * graphite-dependences.c (graphite_legal_transform): Add time to
10306 TV_GRAPHITE_DATA_DEPS.
10307 (dependency_between_pbbs_p): Same.
10308 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
10310 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
10312 PR rtl-optimization/41033
10313 * alias.c (nonoverlapping_component_refs_p): Punt when strict
10314 aliasing is disabled.
10316 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
10318 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
10319 si_mask_operand, and_load_operand, low_bitmask_operand,
10320 and_reg_operand, and_operand): New predicates.
10321 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
10322 * config/mips/mips.c (and_operands_ok): New function.
10323 * config/mips/mips-protos.h (and_operands_ok): Declare it.
10324 * config/mips/mips.md (move_type): Add ext_ins and logical.
10325 (type): Handle them.
10326 (and<mode>3): Use and_reg_operand as the second operand's predicate.
10327 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
10328 shift_shift. Remove commutative constraint modifier.
10329 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
10331 (*clear_upper32_dext): Remove define_insn_and_split.
10332 (*clear_upper32): Turn this define_insn_and_split ...
10333 (splitter for ANDing register with 0xffff_ffff): .. into this.
10335 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
10337 * combine.c (try_widen_shift_mode): Factor out code to check if an
10338 integer constant is a low-order bitmask from here ...
10339 * rtlanal.c (low_bitmask_len): ... to here.
10340 * rtl.h (low_bitmask_len): Declare.
10342 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
10345 * config/alpha/alpha.md (addsi3): Remove expander.
10346 (addsi3): Rename from *addsi3_internal insn pattern.
10347 (subsi3): Remove expander.
10348 (subsi3): Rename from *subsi3_internal insn pattern.
10350 2009-08-11 Douglas B Rupp <rupp@gnat.com>
10352 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
10355 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
10356 Eric Botcazou <botcazou@adacore.com>
10357 Douglas B Rupp <rupp@gnat.com>
10359 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
10360 that records that fit in 64 bits are returned by immediate value,
10361 as required by OpenVMS Calling Standard.
10362 (function_value): Adjust for above modification.
10363 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
10364 virtual_incoming_args_rtx as base object, not next_arg.
10365 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
10367 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10369 * reload.c (find_reloads_subreg_address): Check the original
10370 req_equiv_mem address to detect the case where an address is
10371 not valid in the outer mode.
10373 2009-08-11 Richard Guenther <rguenther@suse.de>
10376 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
10378 2009-08-10 Douglas B Rupp <rupp@gnat.com>
10380 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
10381 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
10383 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
10384 Douglas B Rupp <rupp@gnat.com>
10386 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
10387 PT_STACK when frame_pointer_needed on OpenVMS.
10388 (alpha_pv_save_size, alpha_using_fp): Remove.
10389 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
10390 with proper processing for PT_NULL.
10391 (alpha_vms_initial_elimination_offset): New function. Support for
10392 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
10393 (alpha_sa_size): Force procedure type to PT_STACK when
10394 frame_pointer_needed on OpenVMS.
10395 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
10396 (alpha_using_fp): Likewise.
10397 (alpha_vms_can_eliminate): Add prototype.
10398 (alpha_vms_initial_elimination_offset): Likewise.
10399 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
10400 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
10402 2009-08-10 Eric Botcazou <botcazou@adacore.com>
10403 Douglas B Rupp <rupp@gnat.com>
10405 * config/alpha/alpha.c (common_object_handler): New function.
10406 (vms_attribute_table): Declare a single attribute "common_object".
10407 (vms_output_aligned_decl_common): New global function.
10408 (SECTION_VMS_OVERLAY): Delete.
10409 (SECTION_VMS_GLOBAL): Likewise.
10410 (SECTION_VMS_INITIALIZE): Likewise.
10411 (vms_asm_named_section): Remove support for above flags.
10412 (vms_section_type_flags): Delete.
10413 (TARGET_SECTION_TYPE_FLAGS): Likewise.
10414 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
10415 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
10416 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
10418 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
10421 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
10422 (sub_ddmmss): Likewise.
10424 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
10427 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
10430 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10433 * reload1.c (reload_as_needed): Use cancel_changes to completely
10434 undo a failed replacement attempt.
10436 2009-08-10 Richard Guenther <rguenther@suse.de>
10438 PR middle-end/41006
10439 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
10440 (useless_type_conversion_p): ... here. Require pointer targets
10443 2009-08-10 Dodji Seketeli <dodji@redhat.com>
10446 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
10447 loose the original type of the statement list.
10449 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10451 * config/alpha/alpha.c: Include libfuncs.h
10452 (avms_asm_output_extern): New function.
10453 (alpha_init_libfuncs): Init some decc libfuncs.
10454 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
10455 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
10456 (DO_CRTL_NAMES): Define.
10457 (LIB_SPEC): Remove.
10458 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
10459 (LONG_TYPE_SIZE): Define.
10460 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
10461 (SUBTARGET_SWITCHES): Define malloc64 switch.
10462 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
10463 (MASK_RETURN_ADDR): Define.
10464 doc/invoke.texi (mmalloc64): Document switch.
10466 2009-08-09 Olivier Hainque <hainque@adacore.com>
10467 Douglas B Rupp <rupp@gnat.com>
10469 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
10470 uses_condition_handler.
10471 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
10472 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
10473 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
10474 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
10475 (code_for_builtin): New insn codes for the new alpha_builtins.
10476 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
10477 (alpha_sa_size): Account for uses_condition_handler.
10478 (alpha_expand_prologue): Likewise.
10479 (alpha_start_function): Likewise.
10480 (alpha_expand_epilogue): Likewise.
10481 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
10482 establish/revert expanders.
10483 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
10484 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
10485 New expander, resorting to the alpha.c associated function.
10486 (builtin_revert_vms_condition_handler): Likewise.
10487 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
10488 __gcc_shell_handler, the static VMS condition handler used as
10489 an indirection wrapper to the current dynamically established
10491 * config/alpha/vms-unwind.h: Complete rewrite.
10492 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
10493 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
10495 2009-08-09 Eric Botcazou <botcazou@adacore.com>
10496 Douglas B Rupp <rupp@gnat.com>
10498 * config/alpha/alpha.c (alpha_links): Add 'target' field.
10499 (alpha_need_linkage): Handle aliases. Return function symbol.
10500 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
10501 Use ultimate alias target for the linkage name.
10502 * config/alpha/alpha.md (movmemdi): Use the symbol returned
10503 by alpha_need_linkage for the function symbol.
10504 (setmemdi): Likewise.
10506 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10508 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
10509 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
10510 (ASM_WEAKEN_LABEL): Define.
10511 (CRT_CALL_STATIC_FUNCTION): Define.
10512 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
10513 (ENDFILE_SPEC): Define.
10514 (INIT_SECTION_ASM_OP): Define.
10515 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
10516 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
10517 crtend.o crtendS.o.
10518 (MULTILIB_OSDIRNAMES): Define.
10519 (shlib_version): Define.
10520 (SHLIB_EXT): Define.
10521 (SHLIB_OBJS): Define.
10522 (SHLIB_NAME): Define.
10523 (SHLIB_MULTILIB): Define.
10524 (SHLIB_INSTALL): Define.
10525 (SHLIB_SYMVEC): Define.
10526 (SHLIB_SYMVECX2): Define.
10527 (SHLIB_LINK): Define.
10529 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10531 * config/alpha/alpha.c (alpha_initialize_trampoline):
10532 Initialize VMS trampoline IAW ABI for bounded procedure calls.
10533 (alpha_start_function): Emit transfer address on nested functions
10534 for VMS trampoline call.
10535 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
10536 since no longer used.
10537 * config/alpha/vms-tramp.asm: Remove.
10538 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
10539 since now only data initialized at runtime.
10541 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10543 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
10544 (LINK_GCC_C_SEQUENCE_SPEC): Define.
10545 (MD_EXEC_PREFIX): Remove, no longer used.
10546 (MD_STARTFILE_PREFIX): Likewise.
10547 (INCLUDE_DEFAULTS): Likewise.
10548 * config/alpha/t-vms:
10549 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
10551 2009-08-09 Richard Guenther <rguenther@suse.de>
10553 PR tree-optimization/41016
10554 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
10555 (operand_precision): Remove.
10556 (integral_operand_p): Likewise.
10557 (recognize_single_bit_test): Adjust.
10559 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10561 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
10562 operation overflows. Likewise non-cast unary arithmetic.
10563 If one arm of a conditional expression is always taken,
10564 inhibit evaluation warnings for the other arm. Likewise inhibit
10565 evaluation warnings for the second && or || operand if the first
10566 operand is enough to determine the result.
10567 * c-typeck.c (build_conditional_expr): Apply the same inhibition
10569 (build_binary_op): Prevent duplicate evaluation warnings.
10571 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10573 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
10574 and destination have different modes, Use promote_mode to
10575 determine the signedness of the conversion. Assert that the
10576 promoted source mode matches the destination mode. Don't pass
10577 the destination and destination mode to expand_expr if the source
10578 mode is different. Simplify conversion logic.
10580 2009-08-09 Ira Rosen <irar@il.ibm.com>
10582 PR tree-optimization/41008
10583 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
10584 from condition only in case it's a comparison. Adjust checks.
10586 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
10588 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
10589 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
10590 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
10591 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
10592 (dump_cand): Handle them.
10593 (struct iv_cand): New members COST_STEP and AINC_USE.
10594 (stmt_after_increment): Likewise.
10595 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
10596 callers changed. Use gimple_uid comparison instead of scanning.
10597 (add_candidate_1): When looking for identical candidates, take
10598 AINC_USE into account. Set it for new candidates.
10599 (force_expr_to_var_cost): Cast target_spill_cost to int.
10600 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
10601 All callers changed. Check for availability of autoinc addressing
10602 modes, both in general for a given mode, and in the specific use case.
10603 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
10605 (get_computation_cost): Likewise.
10606 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
10607 add_autoinc_candidates): New static functions.
10608 (add_candidate): Call add_autoinc_candidates for candidates based on
10610 (find_iv_candidates): Call set_autoinc_for_original_candidates.
10611 (determine_use_iv_cost_address): If we have an autoinc candidate at
10612 the matching use, verify autoinc is possible and subtract the cost
10613 of the candidate's step from the cost.
10614 (determine_iv_cost): Record the cost of the increment in the COST_STEP
10615 member of the candidate.
10616 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
10617 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
10619 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10621 * config.build (ia64-hp-*vms*): New target.
10622 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10623 with ia64-hp-*vms*.
10624 * config.gcc (ia64-hp-*vms*): New target.
10625 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10626 with ia64-hp-*vms*.
10627 * config.host (ia64-hp-*vms*): New target.
10628 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10629 with ia64-hp-*vms*.
10631 2009-08-08 Richard Guenther <rguenther@suse.de>
10633 PR tree-optimization/40991
10634 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
10636 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
10638 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
10639 mode check. Do truncations in an integer mode.
10640 (force_to_mode): Handle subregs for all mode types. Only do
10641 arithmetic simplifications on integer modes.
10643 2009-08-07 Richard Guenther <rguenther@suse.de>
10645 PR tree-optimization/40999
10646 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
10647 (maybe_fold_reference): Lookup constant initializers.
10648 (fold_gimple_assign): Likewise.
10650 2009-08-07 Richard Guenther <rguenther@suse.de>
10652 * tree-ssa.c (useless_type_conversion_p_1): Only for types
10653 that require structural equality defer to the langhook.
10655 2009-08-07 Martin Jambor <mjambor@suse.cz>
10657 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
10659 (struct ipa_pass_through_data): New type.
10660 (struct ipa_ancestor_jf_data): New type.
10661 (union jump_func_value): Removed field formal_id, added fields
10662 pass_through and ancestor.
10663 (struct ipa_param_call_note): Changed type of formal_id to int from
10665 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
10666 operations jump functions and ancestor jump functions.
10667 (compute_complex_pass_through): New function.
10668 (compute_scalar_jump_functions): Call compute_complex_pass_through,
10669 reflect changes in the jump function strucutre.
10670 (update_jump_functions_after_inlining): Ignore complex pass-through
10671 and ancestor jump functions.
10672 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
10673 polynomial pass-through with operation jump functions.
10675 2009-08-07 Jakub Jelinek <jakub@redhat.com>
10677 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
10678 fde->dw_fde_begin as begin label instead of hot/cold label.
10679 Use LLSDAC label instead of LLSDA for second section lsda.
10680 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
10681 label instead of LLSDA if it is true.
10682 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
10684 * except.c (add_call_site, dw2_size_of_call_site_table): Add
10685 SECTION argument. Use it as index into crtl->eh.call_site_record
10687 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
10688 use it to determine how to print table entries instead of using
10689 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
10690 label instead of normal begin label as base.
10691 (sjlj_assign_call_site_values): Adjust add_call_site caller.
10692 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
10693 ensure no EH range spans between sections and that landing pads
10694 are always in the corresponding section.
10695 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
10696 for crtl->eh.call_site_record being an array rather than scalar.
10697 (output_one_function_exception_table): New function, copied
10698 from output_function_exception_table. Adjust
10699 dw2_size_of_call_site_table, dw2_output_call_site_table
10700 callers. For SECOND section use *C suffixed labels.
10701 (output_function_exception_table): Call
10702 output_one_function_exception_table and, when doing hot/cold
10703 partitioning, also another time for the second section.
10704 * opts.c: Include except.h.
10705 (decode_options): Allow -freorder-blocks-and-partition with
10706 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
10707 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
10708 * function.h (struct rtl_eh): Change call_site_record from
10709 scalar into array of 2 elements.
10711 2009-08-07 Martin Jambor <mjambor@suse.cz>
10713 * ipa-prop.c (count_formal_params_1): New function.
10714 (ipa_get_vector_of_formal_parms): New function.
10715 (get_vector_of_formal_parm_types): New function.
10716 (ipa_modify_formal_parameters): New function.
10717 (ipa_modify_call_arguments): New function.
10718 (index_in_adjustments_multiple_times_p): New function.
10719 (ipa_combine_adjustments): New function.
10720 (ipa_dump_param_adjustments): New function.
10721 * ipa-prop.h (struct ipa_parm_adjustment): New type.
10722 (ipa_get_vector_of_formal_parms): Declare.
10723 (ipa_modify_formal_parameters): Declare.
10724 (ipa_modify_call_arguments): Declare.
10725 (ipa_combine_adjustments): Declare.
10726 (ipa_dump_param_adjustments): Declare.
10727 (build_ref_for_offset): Declare.
10728 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
10729 * tree-sra.c: Include ipa-prop.c.
10730 (build_ref_for_offset): Make public.
10732 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
10734 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
10736 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
10738 * gcc/doc/extend.texi (__builtin_extract_return_address)
10739 (__builtin_frob_return_address): Document.
10741 2009-08-06 Paul Brook <paul@codesourcery.com>
10743 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
10744 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
10745 implementation on ARMv6-M.
10747 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10749 * doc/extend.texi (pcs): Document new attribute for ARM.
10751 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10753 * arm.c (pcs_attribute_args): Comment out unsupported attribute
10756 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10758 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
10761 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10763 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
10765 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10767 Merge ARM/hard_vfp_branch to trunk.
10769 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
10771 * arm.c (libcall_eq): New function.
10772 (libcall_hash): New function.
10773 (add_libcall): New function.
10774 (arm_libcall_uses_aapcs_base): New function.
10775 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
10776 libcalls using the base PCS.
10777 (arm_init_cumulative_args): Likewise.
10779 2009-07-20 Joseph Myers <joseph@codesourcery.com>
10781 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
10782 Use base ABI for conversion libfuncs between HFmode and SFmode.
10784 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10786 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
10787 V4SImode as representatives of all 64-bit and 128-bit vector
10788 types. Allow vector types without vector modes.
10789 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
10790 without vector modes like BLKmode.
10791 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
10792 BLKmode. Avoid unsupported vector modes or TImode moves for
10794 (aapcs_vfp_allocate_return_reg): Likewise.
10795 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
10796 V8QImode if TARGET_NEON || TARGET_IWMMXT.
10798 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10800 * config/arm/arm.c (arm_handle_pcs_attribute): New.
10801 (arm_get_pcs_model): Pass attribute arguments to
10802 arm_pcs_from_attribute.
10803 (arm_init_cumulative_args): Use base AAPCS for conversions from
10804 floating-point types to DImode.
10805 (arm_attribute_table): Add pcs attribute.
10806 (arm_handle_pcs_attribute): New.
10807 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
10808 conversions from floating-point types to DImode, also declare them
10809 to use base AAPCS and declare functions they call to use base
10810 AAPCS and their RTABI names.
10812 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10814 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
10815 -mfloat-abi=hard not being supported for VFP.
10817 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
10819 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
10820 SYMBOL_REF to hard_libcall_value.
10822 2009-03-05 Joseph Myers <joseph@codesourcery.com>
10823 Richard Earnshaw <rearnsha@arm.com>
10825 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
10826 has been put on the stack, all remaining co-processory arguments for
10827 that co-processor also go on the stack.
10829 2009-03-05 Joseph Myers <joseph@codesourcery.com>
10831 * config/arm/arm.c (arm_return_in_memory): Handle returning
10832 vectors of suitable size in registers also for AAPCS case.
10834 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
10836 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
10838 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
10840 ARM Hard-VFP calling convention
10841 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
10842 * target.h (gcc_target): Add libcall_value to table of call hooks.
10843 * targhooks.h (default_libcall_value): Default implementation.
10844 * targhooks.c (default_libcall_value): Likewise.
10845 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
10846 * optabs.c (expand_unop): Use it.
10847 * expr.h (hard_libcall_value): Pass the function RTX through.
10848 * calls.c (emit_library_call_value_1): Update call to
10849 hard_libcall_value.
10850 * explow.c (hard_libcall_value): Use new target hook.
10851 * config/arm/arm.c: Include cgraph.h
10852 (TARGET_FUNCTION_VALUE): Override default hook.
10853 (arm_pcs_default): New variable.
10854 (arm_override_options): Don't fault hard calling convention with VFP.
10855 Add support for AAPCS variants.
10856 (arm_function_value): Make static. Handle AAPCS variants.
10857 (arm_libcall_value): New function.
10858 (arm_apply_result_size): Handle VFP registers in results.
10859 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
10861 (pcs_attribute_args): New variable.
10862 (arm_pcs_from_attribute): New function.
10863 (arm_get_pcs_model): New function.
10864 (aapcs_vfp_cum_init): New function.
10865 (aapcs_vfp_sub_candidate): New function.
10866 (aapcs_vfp_is_return_candidate): New function.
10867 (aapcs_vfp_is_call_candidate): New function.
10868 (aapcs_vfp_allocate): New function.
10869 (aapcs_vfp_allocate_return_reg): New function.
10870 (aapcs_vfp_advance): New function.
10871 (aapcs_cp_arg_layout): New variable.
10872 (aapcs_select_call_coproc): New function.
10873 (aapcs_select_return_coproc): New function.
10874 (aapcs_allocate_return_reg): New function.
10875 (aapcs_libcall_value): New function.
10876 (aapcs_layout_arg): New function.
10877 (arm_init_cumulative_args): Initialize AAPCS args data.
10878 (arm_function_arg): Handle AAPCS variants using new interface.
10879 (arm_arg_parital_bytes): Likewise.
10880 (arm_function_arg_advance): New function.
10881 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
10882 calling conventions.
10883 (arm_setup_incoming_varargs): Handle new AAPCS args data.
10884 * arm.h (NUM_VFP_ARG_REGS): Define.
10885 (LIBCALL_VALUE): Update.
10886 (FUNCTION_VALUE): Delete.
10887 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
10888 (arm_pcs): New enum.
10889 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
10890 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
10891 (FUNCTION_ARG_REGNO_P): Add VFP regs.
10892 * arm-protos.h (arm_function_arg_advance): Add.
10893 (aapcs_libcall_value): Add.
10894 (arm_function_value): Delete.
10896 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
10897 H.J. Lu <hongjiu.lu@intel.com>
10900 * config/i386/i386.c (standard_sse_mode_p): Remove.
10901 (standard_sse_constant_p): Return 2 for integer mode
10902 vector_all_ones_operand when SSE2 is enabled.
10903 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
10904 (ix86_expand_vector_move): Do not check for negative values from
10905 standard_sse_constant_p.
10907 2009-08-06 Richard Guenther <rguenther@suse.de>
10909 * tree-ssa.c (useless_type_conversion_p_1): Make function and
10910 array type comparisons frontend independent.
10911 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
10912 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
10913 out array reference lower bound and element size operands.
10914 (ao_ref_init_from_vn_reference): Properly compute the offset
10915 for ARRAY_RANGE_REF.
10916 (vn_reference_fold_indirect): Fill out array reference lower
10917 bound and element size operands.
10918 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
10919 a non gimple valued reference operand which can happen for
10920 array reference lower bound or element size.
10921 (create_component_ref_by_pieces_1): Properly generate the
10922 element size operand for array references.
10924 2009-08-06 Richard Guenther <rguenther@suse.de>
10926 PR tree-optimization/40964
10927 * tree.c (iterative_hash_host_wide_int): Export.
10928 * tree.h (iterative_hash_host_wide_int): Declare.
10929 * tree-ssa-structalias.c (heapvar_map): New struct.
10930 (heapvar_map_eq): New function.
10931 (heapvar_map_hash): Likewise.
10932 (heapvar_lookup): Adjust.
10933 (heapvar_insert): Likewise.
10934 (make_constraint_from_heapvar): Allow multiple heap variables
10935 per decl at different offsets.
10936 (init_alias_heapvars): Adjust.
10938 2009-08-04 David Daney <ddaney@caviumnetworks.com>
10940 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
10941 * mips_output_sync_loop (mips_output_sync_loop): Only emit
10942 trailing sync if TARGET_SYNC_AFTER_SC.
10944 2009-08-05 David Daney <ddaney@caviumnetworks.com>
10946 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
10947 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
10948 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
10949 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
10950 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
10951 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
10952 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
10953 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
10954 test_and_set_12): Rewrite calls to mips_output_sync_loop.
10955 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
10956 the prototype declaration match the definition.
10957 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
10958 instructions explicitly. Add barrier_before and operands
10960 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
10961 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
10962 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
10963 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
10964 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
10965 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
10967 2009-08-05 Andrew Pinski <pinskia@gmail.com>
10969 * tree-ssa-alias.c: Fix intervals to use [) syntax.
10971 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
10972 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
10975 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
10978 2009-08-05 Jakub Jelinek <jakub@redhat.com>
10980 PR rtl-optimization/40924
10981 * dse.c (canon_address): Before calling cselib_expand_value_rtx
10982 make sure canon_rtx (mem_address) isn't simpler than
10983 canon_rtx (expanded_mem_address).
10985 2009-08-05 Li Feng <nemokingdom@gmail.com>
10987 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
10988 for each poly_bb_p.
10989 (build_scop_drs): Build alias set for each SCoP.
10991 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
10993 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
10994 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
10995 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
10996 (MIPS_ARCH_FLOAT_SPEC): Likewise.
10997 (BASE_DRIVER_SELF_SPECS): Likewise.
10999 2009-08-04 Andrew Pinski <pinskia@gmail.com>
11001 * tree-ssa-alias.c: Fix some comment typos.
11003 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
11005 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
11006 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
11008 2009-08-03 Janis Johnson <janis187@us.ibm.com>
11011 * simplify-rtx.c (simplify_binary_operation_1): Disable
11012 simplifications for decimal float operations.
11014 2009-08-03 Jakub Jelinek <jakub@redhat.com>
11016 PR middle-end/40943
11017 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
11018 operand of INDIRECT_REF.
11020 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
11022 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
11023 constants referencing TLS symbols.
11025 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
11027 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
11028 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
11030 2009-08-03 Richard Guenther <rguenther@suse.de>
11032 * tree.c (make_vector_type): Build a main variant first,
11033 get the canonical one and then build the variant.
11034 * tree-ssa.c (useless_type_conversion_p_1): Handle
11036 (useless_type_conversion_p): Conversions to pointers to
11037 incomplete record types are useless.
11039 2009-08-03 Richard Guenther <rguenther@suse.de>
11041 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
11042 file will be created.
11043 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
11044 * toplev.c (compile_file): Adjust comment.
11046 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
11048 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
11049 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
11050 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11051 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11052 (sh_promote_function_mode): Fix typo.
11054 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
11056 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
11058 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11060 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
11061 declaration arguments.
11063 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
11065 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
11066 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
11067 (ix86_split_ashl): Ditto.
11068 (ix86_expand_vector_init_one_nonzero): Ditto.
11069 (ix86_expand_vector_set): Ditto.
11070 (ix86_expand_reduc_v4sf): Ditto.
11072 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
11074 * explow.c (promote_function_mode): Remove assert.
11075 * config/sh/sh.c (sh_promote_function_mode): Declare.
11077 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11079 * config/pa/pa.c (pa_promote_function_mode): Declare.
11080 Change to static. Fix promote_mode call.
11082 * gthr-dce.h (CONST_CAST2): Define if not defined.
11083 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
11085 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
11087 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
11089 * expr.c (store_constructor): Use promote_decl_mode. Remove
11090 now write-only variable unsignedp.
11091 (expand_expr_real_1): Use promote_decl_mode.
11092 * expr.h (promote_function_mode, promote_decl_mode): New.
11093 (promote_mode): Remove last argument.
11094 * function.c (assign_temp): Drop last argument of promote_mode.
11095 (assign_parm_find_data_types): Use promote_function_mode.
11096 (assign_parm_setup_reg): Likewise.
11097 (expand_function_end): Use promote_function_mode.
11098 * calls.c (initialize_argument_information): Use promote_function_mode.
11099 (precompute_arguments): Use promote_mode instead of checking if
11100 only PROMOTE_FUNCTION_MODE is defined.
11101 (expand_call): When making sibcall decisions, use promote_function_mode.
11102 Below, remove an if for targetm.calls.promote_function_return and
11103 and use promote_function_mode.
11104 (emit_library_call_value_1): Use promote_function_mode, fix bug
11105 where promote_mode was passed FOR_CALL == 0 for a return value in an
11107 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11108 * explow.c (promote_function_mode, promote_decl_mode): New.
11109 (promote_mode): Keep only the FOR_CALL == 0 case.
11110 * combine.c (setup_incoming_promotion): Remove test of
11111 promote_function_args. Use promote_function_mode.
11112 * stmt.c (expand_value_return): Use promote_decl_mode.
11113 (expand_decl): Use promote_decl_mode.
11115 * expr.c (store_constructor): Use promote_decl_mode. Remove
11116 now write-only variable unsignedp.
11117 (expand_expr_real_1): Use promote_decl_mode.
11118 * expr.h (promote_function_mode, promote_decl_mode): New.
11119 (promote_mode): Remove last argument.
11120 * function.c (assign_temp): Drop last argument of promote_mode.
11121 (assign_parm_find_data_types): Use promote_function_mode.
11122 (assign_parm_setup_reg): Likewise.
11123 (expand_function_end): Use promote_function_mode.
11124 * calls.c (initialize_argument_information): Use promote_function_mode.
11125 (precompute_arguments): Use promote_mode instead of checking if
11126 only PROMOTE_FUNCTION_MODE is defined.
11127 (expand_call): When making sibcall decisions, use promote_function_mode.
11128 Below, remove an if for targetm.calls.promote_function_return and
11129 and use promote_function_mode.
11130 (emit_library_call_value_1): Use promote_function_mode, fix bug
11131 where promote_mode was passed FOR_CALL == 0 for a return value in an
11133 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
11134 * explow.c (promote_function_mode, promote_decl_mode): New.
11135 (promote_mode): Keep only the FOR_CALL == 0 case.
11136 * combine.c (setup_incoming_promotion): Remove test of
11137 promote_function_args. Use promote_function_mode.
11138 * stmt.c (expand_value_return): Use promote_decl_mode.
11139 (expand_decl): Use promote_decl_mode.
11141 * explow.c (promote_function_mode): Just call the target hook.
11142 * targhooks.c (default_promote_function_mode,
11143 default_promote_function_mode_always_promote): New.
11144 * targhooks.h (default_promote_function_mode,
11145 default_promote_function_mode_always_promote): Declare.
11146 * target.h (promote_function_args, promote_function_return): Remove.
11147 (promote_function_mode): New.
11148 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
11149 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11150 (TARGET_PROMOTE_FUNCTION_MODE): New.
11151 (TARGET_CALLS): Adjust.
11152 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
11153 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
11155 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
11156 * config/s390/s390.c (s390_promote_function_mode): ... here,
11157 with pointer handling.
11158 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11159 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11161 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
11162 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
11163 with pointer handling.
11164 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11165 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11167 * config/sh/sh-protos.h (sh_promote_function_mode): New.
11168 * config/sh/sh.c (sh_promote_function_mode): New.
11169 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11170 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11172 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
11173 * config/cris/cris.c (cris_promote_function_mode): ... here.
11174 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11175 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11177 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
11178 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
11179 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11180 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11182 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
11183 * config/arm/arm.c (arm_promote_function_mode): ... here, without
11184 complex type handling.
11185 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11186 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11188 * config/pa/pa.c (pa_promote_function_mode): New.
11189 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11190 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11192 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
11193 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11194 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
11195 * config/xtensa/xtensa.c: Likewise.
11196 * config/stormy16/stormy16.c: Likewise.
11197 * config/iq2000/iq2000.c: Likewise.
11198 * config/rs6000/rs6000.c: Likewise.
11199 * config/picochip/picochip.c: Likewise.
11200 * config/arc/arc.c: Likewise.
11201 * config/mcore/mcore.c: Likewise.
11202 * config/score/score.c: Likewise.
11203 * config/mips/mips.c: Likewise.
11204 * config/bfin/bfin.c: Likewise.
11205 * config/ia64/ia64.c: Likewise (disabled though).
11207 * config/frv/frv.h: Remove pointless remark.
11209 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
11210 TARGET_PROMOTE_FUNCTION_ARGS,
11211 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
11212 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
11214 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
11216 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
11217 -floop-parallelize-all.
11218 * toplev.c (process_options): Rename flag_graphite_force_parallel to
11219 flag_loop_parallelize_all.
11220 * tree-ssa-loop.c (gate_graphite_transforms): Same.
11221 * graphite.c (graphite_transform_loops): Same.
11222 * common.opt: Same.
11223 * graphite-poly.c (apply_poly_transforms): Same.
11225 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
11227 PR tree-optimization/40914
11228 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
11229 if set, then check the delta field of the PMF record.
11230 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
11231 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
11232 call is stored in the delta.
11234 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
11236 * config/mips/mips.md (*clear_upper32_dext): New pattern.
11238 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
11240 * config/i386/bsd.h (ASM_BYTE): New define.
11241 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
11242 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
11243 .byte. Use fputs or putc instead of fprintf where appropriate.
11244 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
11245 fputs or putc instead of fprintf where appropriate.
11246 * config/i386/i386elf.h: Ditto.
11247 * config/i386/sysv4.h: Ditto.
11249 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
11250 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
11251 (*tls_global_dynamic_64): Ditto.
11253 2009-07-31 Christian Bruel <christian.bruel@st.com>
11255 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
11257 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11259 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
11260 Remove dead code for MINUS.
11262 2009-07-31 Anthony Green <green@moxielogic.com>
11264 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
11266 (moxie_expand_epilogue): Ditto for epilogue.
11267 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
11268 incoming arguments.
11269 (moxie_function_arg): Ditto.
11270 (moxie_pass_by_reference): Ditto.
11271 (moxie_arg_partial_bytes): Ditto.
11272 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
11273 (FUNCTION_ARG_ADVANCE) Ditto.
11274 (REG_PARM_STACK_SPACE) Ditto.
11275 (FUNCTION_ARG_REGNO_P) Dito.
11277 * config.gcc: Add moxie linux config support.
11278 * gcc/config/moxie/uclinux.h: New file.
11280 2009-07-31 DJ Delorie <dj@redhat.com>
11282 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
11283 (UNSPECV_SP_SWITCH_E): New.
11284 (sp_switch_1): Change to an unspec.
11285 (sp_switch_2): Change to an unspec. Don't use post-inc when we
11287 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
11288 reference the new stack's address
11290 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11292 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
11293 graphite-clast-to-gimple.o, graphite-dependences.o,
11294 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
11295 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
11296 (graphite-blocking.o,
11297 graphite-clast-to-gimple.o, graphite-dependences.o,
11298 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
11299 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
11300 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
11301 * cfgloop.h (struct loop): Add can_be_parallel field.
11302 * common.opt (fgraphite-identity): Moved up.
11303 (fgraphite-force-parallel): New flag.
11304 * graphite.c: Rewrite.
11305 * graphite.h: Rewrite.
11306 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
11308 * toplev.c (graphite_out_file): New file descriptor.
11309 (graphite_in_file): New.
11310 (process_options): flag_graphite_force_parallel cannot be used without
11312 * tree-ssa-loop.c: Include toplev.h.
11313 (gate_graphite_transforms): Enable flag_graphite for
11314 flag_graphite_force_parallel.
11316 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11318 * ChangeLog.graphite: New.
11319 * graphite-blocking.c: New.
11320 * graphite-clast-to-gimple.c: New.
11321 * graphite-clast-to-gimple.h: New.
11322 * graphite-dependences.c: New.
11323 * graphite-dependences.h: New.
11324 * graphite-interchange.c: New.
11325 * graphite-poly.c: New.
11326 * graphite-poly.h: New.
11327 * graphite-ppl.c: New.
11328 * graphite-ppl.h: New.
11329 * graphite-scop-detection.c: New.
11330 * graphite-scop-detection.h: New.
11331 * graphite-sese-to-poly.c: New.
11332 * graphite-sese-to-poly.h: New.
11336 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11338 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
11339 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
11341 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11343 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
11344 (scev_is_linear_expression): Return false if the evolution is not
11345 affine multivariate.
11347 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11349 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
11350 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
11352 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11354 * tree-data-ref.c (debug_data_references): New.
11355 (debug_data_reference): New.
11356 * tree-data-ref.h (debug_data_references): Declared.
11357 (debug_data_reference): Declared.
11359 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11361 * tree-data-ref.c (stmt_simple_memref_p: Removed.
11362 * tree-data-ref.h (scop_p): Removed.
11363 (struct data_reference): Remove field scop.
11364 (DR_SCOP): Removed.
11365 (stmt_simple_memref_p): Removed.
11367 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11369 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
11370 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
11373 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11375 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
11377 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11379 * doc/invoke.texi (-fgraphite-identity): Documented.
11381 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11383 * tree-scalar-evolution.c: Fix comment.
11384 (instantiate_scev_1): Return unknow from scev instantiation if the
11385 result is not above instantiate_below.
11387 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11389 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
11390 static anymore. Instantiate the symbols that may have been introduced
11392 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
11395 2009-07-30 DJ Delorie <dj@redhat.com>
11397 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
11398 .vliw directive to VLIW sections.
11400 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11402 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
11404 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
11405 (AUTOHEADER): New variable.
11406 ($(srcdir)/cstamp-h.in): Use it.
11408 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
11409 Pat Haugen <pthaugen@us.ibm.com>
11410 Revital Eres <ERES@il.ibm.com>
11412 * config/rs6000/vector.md (VEC_F): Add VSX support.
11415 (mov<mode>): Ditto.
11416 (vector_load_<mode>): Ditto.
11417 (vector_store_<mode>): Ditto.
11418 (vector GPR move split): Ditto.
11419 (vec_reload_and_plus_<mptrsize>): Ditto.
11420 (vec_reload_and_reg_<mptrsize>): Ditto.
11421 (add<mode>3): Ditto.
11422 (sub<mode>3): Ditto.
11423 (mul<mode>3): Ditto.
11424 (neg<mode>2): Ditto.
11425 (abs<mode>2): Ditto.
11426 (smin<mode>3): Ditto.
11427 (smax<mode>3): Ditto.
11428 (vector_eq<mode>): Ditto.
11429 (vector_gt<mode>): Ditto.
11430 (vector_ge<mode>): Ditto.
11431 (vector_gtu<mode>): Ditto.
11432 (vector_select_<mode>_uns): Ditto.
11433 (vector_eq_<mode>_p): Ditto.
11434 (vector_gt_<mode>_p): Ditto.
11435 (vector_ge_<mode>_p): Ditto.
11436 (vector_gtu_<mode>_p): Ditto.
11437 (cr6_test_for_zero): Ditto.
11438 (cr6_test_for_zero_reverse): Ditto.
11439 (cr6_test_for_lt): Ditto.
11440 (cr6_test_for_lt_reverse): Ditto.
11441 (xor<mode>3): Ditto.
11442 (ior<mode>3): Ditto.
11443 (and<mode>3): Ditto.
11444 (one_cmpl<mode>2): Ditto.
11445 (nor<mode>2): Ditto.
11446 (andc<mode>2): Ditto.
11447 (float<VEC_int<mode>2): Ditto.
11448 (unsigned_float<VEC_int><mode>2): Ditto.
11449 (fix_trunc<mode><VEC_int>2): Ditto.
11450 (fixuns_trunc<mode><VEC_int>2): Ditto.
11452 (vec_set<mode>): Ditto.
11453 (vec_extract<mode>): Ditto.
11454 (vec_interleave_highv4sf): Ditto.
11455 (vec_interleave_lowv4sf): Ditto.
11456 (vec_realign_load_<mode>): Ditto.
11457 (vec_shl_<mode>): Ditto.
11458 (vec_shr_<mode>): Ditto.
11459 (div<mode>3): New patterns for VSX.
11460 (vec_interleave_highv2df): Ditto.
11461 (vec_interleave_lowv2df): Ditto.
11462 (vec_pack_trunc_v2df): Ditto.
11463 (vec_pack_sfix_trunc_v2df): Ditto.
11464 (vec_pack_ufix_trunc_v2df): Ditto.
11465 (vec_unpacks_hi_v4sf): Ditto.
11466 (vec_unpacks_lo_v4sf): Ditto.
11467 (vec_unpacks_float_hi_v4si): Ditto.
11468 (vec_unpacks_float_lo_v4si): Ditto.
11469 (vec_unpacku_float_hi_v4si): Ditto.
11470 (vec_unpacku_float_lo_v4si): Ditto.
11471 (movmisalign<mode>): Ditto.
11472 (vector_ceil<mode>2): New patterns for vectorizing math library.
11473 (vector_floor<mode>2): Ditto.
11474 (vector_btrunc<mode>2): Ditto.
11475 (vector_copysign<mode>3): Ditto.
11477 * config/rs6000/predicates.md (easy_vector_constant_msb): New
11478 predicate for setting the high bit in each word, used for copysign.
11480 * config/rs6000/ppc-asm.h (f19): Whitespace.
11481 (f32-f63): Define if VSX.
11482 (v0-v31): Define if Altivec.
11483 (vs0-vs63): Define if VSX.
11485 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
11487 * config/rs6000/power7.md: New file, provide tuning parameters for
11490 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
11491 (rs6000_cpu_cpp_builtins): Ditto.
11492 (altivec_overloaded_builtins): Ditto.
11493 (altivec_resolve_overloaded_builtin): Ditto.
11495 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
11496 debug switch to disable vectorizing simple math builtin
11499 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
11500 Vectorize simple math builtin functions.
11501 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
11502 hook to vectorize math builtins.
11503 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
11504 (rs6000_builtin_conversion): Add VSX/power7 support.
11505 (rs6000_builtin_vec_perm): Ditto.
11506 (vsplits_constant): Add support for loading up a vector constant
11507 with just the high bit set in each part.
11508 (rs6000_expand_vector_init): Add VSX/power7 support.
11509 (rs6000_expand_vector_set): Ditto.
11510 (rs6000_expand_vector_extract): Ditto.
11511 (rs6000_emit_move): Ditto.
11512 (bdesc_3arg): Ditto.
11513 (bdesc_2arg): Ditto.
11514 (bdesc_1arg): Ditto.
11515 (rs6000_expand_ternop_builtin): Ditto.
11516 (altivec_expand_builtin): Ditto.
11517 (rs6000_expand_unop_builtin): Ditto.
11518 (rs6000_init_builtins): Ditto.
11519 (altivec_init_builtins): Ditto.
11520 (builtin_function_type): Ditto.
11521 (rs6000_common_init_builtins): Ditto.
11522 (rs6000_handle_altivec_attribute); Ditto.
11523 (rs6000_mangle_type): Ditto.
11524 (rs6000_vector_mode_supported_p): Ditto.
11525 (rs6000_mode_dependent_address): Altivec addresses with AND -16
11526 are mode dependent.
11528 * config/rs6000/vsx.md: New file for VSX support.
11530 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
11531 identifing values with just the most significant bit set.
11532 (enum rs6000_builtins): Add builtins for VSX. Add simple math
11533 vectorized builtins.
11535 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
11536 (UNSPEC_VRFIM): Delete.
11537 (splitter for loading up vector with most significant bit): New
11538 splitter for vectorizing copysign.
11539 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
11540 vectorizing simple math functions.
11541 (altivec_vrfip): Add support for vectorizing simple math functions.
11542 (altivec_vrfim): Ditto.
11543 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
11545 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
11546 (power7.md, vsx.md): Include for power7 support.
11547 (copysigndf3): Use VSX instructions if -mvsx.
11548 (negdf2_fpr): Ditto.
11549 (absdf2_fpr): Ditto.
11550 (nabsdf2_fpr): Ditto.
11551 (adddf3_fpr): Ditto.
11552 (subdf3_fpr): Ditto.
11553 (muldf3_fpr): Ditto.
11554 (divdf3_fpr): Ditto.
11555 (fix_truncdfdi2_fpr): Ditto.
11556 (cmpdf_internal1): Ditto.
11557 (fred, fred_fpr): Convert into expander/insn to add VSX support.
11558 (btruncdf2, btruncdf2_fpr): Ditto.
11559 (ceildf2, ceildf2_fpr): Ditto.
11560 (floordf2, floordf2_fpr): Ditto.
11561 (floatdidf2, floatdidf2_fpr): Ditto.
11562 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
11563 (fmsubdf4_fpr): Ditto.
11564 (fnmadddf4_fpr_1): Ditto.
11565 (fnmadddf4_fpr_2): Ditto.
11566 (fnmsubdf4_fpr_1): Ditto.
11567 (fnmsubdf4_fpr_2): Ditto.
11568 (fixuns_truncdfdi2): Add expander for VSX support.
11569 (fix_truncdfdi2): Ditto.
11570 (fix_truncdfsi2): Ditto.
11571 (ftruncdf2): Ditto.
11572 (btruncsf2): Whitespace.
11573 (movdf_hardfloat32): Add support for VSX registers.
11574 (movdf_softfloat32): Ditto.
11575 (movdf_hardfloat64): Ditto.
11576 (movdf_hardfloat64_mfpgpr): Ditto.
11577 (movdf_softfloat64): Ditto.
11578 (movti splitters): Add check for vector registers supporting
11579 TImode in the future.
11580 (bpermd): Add power7 bpermd instruction.
11582 * config/rs6000/altivec.h (vec_div): Define if VSX.
11585 (vec_nmadd): Ditto.
11586 (vec_nearbyint): Ditto.
11589 (all predicates): Use the generic builtin function, and not the V4SF
11590 specific function so that the predicates will work with VSX's V2DF.
11591 (vec_all_*): Ditto.
11592 (vec_any_*): Ditto.
11594 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
11595 Document new VSX functions and types.
11597 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
11600 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
11601 "wa", and "j" constraints. Modify "v" to talk about Altivec
11602 instead of just vector.
11604 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
11607 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
11608 location for phi arguments.
11609 (rewrite_update_phi_arguments): Find locations for reaching defs.
11610 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
11611 Add location to add_phi_arg calls.
11612 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
11613 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
11614 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
11615 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
11616 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
11617 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
11618 * tree-phinodes.c (make_phi_node): Initialize location.
11619 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
11620 (add_phi_arg): Add location parameter.
11621 (remove_phi_arg_num): Move location when moving phi argument.
11622 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
11624 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
11625 slpeel_update_phi_nodes_for_guard1,
11626 slpeel_update_phi_nodes_for_guard2,
11627 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
11628 vect_loop_versioning): Set locations.
11629 * tree-parloops.c (create_phi_for_local_result,
11630 transform_to_exit_first_loop, create_parallel_loop): Add locations.
11631 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
11632 * tree-vect-loop.c (get_initial_def_for_induction,
11633 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
11635 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
11636 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
11637 (gimple_phi_arg_set_location): New. Set locus.
11638 (gimple_phi_arg_has_location): New. Check for locus.
11639 (redirect_edge_var_map_location): New. Return locus from var_map.
11640 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
11641 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
11642 combining PHI arguments.
11643 (cond_store_replacement): Set location.
11644 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
11645 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
11646 scop_add_exit_phis_edge): Add locations.
11647 * tree-cfgcleanup.c (remove_forwarder_block,
11648 remove_forwarder_block_with_phi): Add locations.
11649 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
11650 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
11652 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
11653 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
11654 flush_pending_stmts): Add source location.
11655 * lambda-code.c (perfect_nestify): Maintain location stack with argument
11656 stack to preserve locations.
11657 * tree-vect-stmts.c (vectorizable_load): Add location.
11658 * tree-inline.c (copy_phis_for_bb): Copy locus.
11659 (setup_one_parameter): Add call locus to inlined parameter stmts.
11660 (initialize_inlined_parameters): Pass in call location as parameter
11662 (tree_function_versioning): Pass location to setup_one_parameter.
11663 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
11664 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
11665 copy and edge lists.
11666 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
11667 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
11668 locus parameter and override the stmt default if provided.
11669 (new_elim_graph, clear_elim_graph, delete_elim_graph,
11670 elim_graph_add_edge, elim_graph_remove_succ_edge,
11671 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
11672 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
11673 eliminate_phi): Add locus info in elimination graph for each edge and
11675 (insert_backedge_copies): Copy locus if present.
11676 * tree-flow.h (struct _edge_var_map): Add locus field.
11677 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
11678 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
11679 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
11681 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
11683 2009-07-30 Martin Jambor <mjambor@suse.cz>
11685 PR tree-optimization/40570
11686 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
11687 use inlining loops.
11689 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
11691 * ssa-loop-manip.c: Include langhooks.h.
11692 (rewrite_phi_with_iv): New.
11693 (rewrite_all_phi_nodes_with_iv): New.
11694 (canonicalize_loop_ivs): Move here from tree-parloops.c.
11695 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
11696 * tree-parloops.c (loop_parallel_p): Move out all conditions
11697 except dependency check.
11698 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
11699 (gen_parallel_loop): Call canonicalize_loop_ivs without
11700 reduction_list argument.
11701 (build_new_reduction): New.
11702 (gather_scalar_reductions): New.
11703 (try_get_loop_niter): New.
11704 (try_create_reduction_list): New.
11705 (parallleize_loops): Change the parallel conditions check.
11706 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
11707 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
11709 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
11711 * opt-functions.awk (opt_args): Allow argument to be enclosed in
11713 * doc/options.texi (Option properties): Mention new quoting syntax.
11715 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11717 * config/alpha/alpha.c (alpha_start_function):
11718 Handle VMS_DEBUG_MAIN_POINTER
11719 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
11720 * doc/invoke.texi: Document -mdebug-main switch.
11722 2009-07-29 Richard Henderson <rth@redhat.com>
11724 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
11725 (cgraph_create_edge_including_clones): Likewise.
11726 * tree-inline.c (copy_bb): Operate on the correct edges
11727 when updating the callgraph.
11729 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11731 * config/alpha/vms-cc.c: Deleted.
11732 * config/alpha/vms-ld.c: Deleted.
11733 * config/alpha/t-vms64: Moved to config/vms
11734 * config/alpha/vms-crt0-64.c: Moved to config/vms
11735 * config/alpha/vms-crt0.c: Moved to config/vms
11736 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
11737 * config/alpha/vms-psxcrt0.c: Moved to config/vms
11738 * config/alpha/xm-vms.h: Moved to config/vms
11739 * config/alpha/x-vms: Moved to config/vms
11740 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
11742 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
11743 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
11745 * config/vms/t-vms64: Moved here from config/alpha
11746 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
11747 (argc,argv,envp): Enforce 32bit malloc'ing.
11748 * config/vms/vms-psxcrt0-64.c: Likewise.
11749 * config/vms/vms-crt0.c: Moved here from config/alpha.
11750 * config/vms/vms-psxcrt0.c: Likewise.
11751 * config/vms/vms-crtl-64.h: New file.
11752 * config/vms/vms-crtl.h: New file.
11753 * config/vms/vms.opt: New file.
11754 * config/vms/xm-vms64.h: New file.
11755 * config/vms/xm-vms.h: Moved here from config/alpha.
11756 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
11758 * config/vms/x-vms: Moved here from config/alpha.
11759 (version, VMS_EXTRA_PARTS): Moved to t-vms.
11760 (vms-ld.o, vms-cc.o): Removed.
11761 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
11763 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11765 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
11766 correct stack (obvious VMS fix).
11768 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11770 * dwarf2out.c (output_file_names): Output VMS style file name, size,
11771 date, version info if VMS_DEBUGGING_INFO defined.
11772 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
11773 size, date calculating code moved here.
11775 2009-07-29 Paul Brook <paul@codesourcery.com>
11777 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
11780 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
11783 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
11784 to DImode when generating insq_le insn.
11786 2009-07-28 Douglas B Rupp <rupp@gnat.com>
11788 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
11789 New macro set for VMS_DEBUGGGING_INFO.
11790 (AT_string_form): Use it.
11792 2009-07-28 DJ Delorie <dj@redhat.com>
11794 * config/mep/mep.c (vtext_section): New.
11795 (vftext_section): New.
11796 (ftext_section): New.
11797 (mep_select_section): Add support for functions.
11798 (mep_unique_section): Likewise.
11799 (mep_asm_init_sections): Likewise.
11800 (mep_encode_section_info): Remove it from here.
11802 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
11804 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
11806 * tree.h (TREE_DEPRECATED): Document it is used for types too.
11807 (TYPE_VECTOR_OPAQUE): Use default_def_flag
11809 2009-07-28 Douglas B Rupp <rupp@gnat.com>
11811 * dwarf2out.c (output_file_names): Test new macro
11812 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
11813 (add_comp_dir_attribute): Likewise.
11815 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
11817 * config/i386/mingw-w64.h (LINK_SPEC): Add
11818 separating space between commands.
11820 2009-07-28 Jan Hubicka <jh@suse.cz>
11822 PR tree-optimization/40759
11823 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
11826 2009-07-27 DJ Delorie <dj@redhat.com>
11828 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
11829 types are dword-aligned.
11830 (mep_expand_va_start): Likewise.
11832 2009-07-27 Olivier Hainque <hainque@adacore.com>
11833 Douglas B Rupp <rupp@gnat.com>
11835 * convert.c (convert_to_pointer): Don't assume the target
11836 pointer type is POINTER_SIZE long. Fetch its precision instead.
11838 2009-07-27 Douglas B Rupp <rupp@gnat.com>
11840 * system.h (fopen): Undefine if macro.
11842 2009-07-27 Jakub Jelinek <jakub@redhat.com>
11844 * dwarf2out.c (output_cfi_p): Removed.
11845 (output_cfis): New function.
11846 (output_fde): New function, split from output_call_frame_info.
11847 (output_call_frame_info): Use it.
11848 (dwarf2out_switch_text_section): Use output_cfis.
11850 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
11852 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
11853 TARGET_BI_ARCH is specified without enabling SJLJ.
11854 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
11855 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
11857 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
11859 * arm.md (negdi2): Use DImode if forcing a value into a register.
11861 2009-07-26 Ira Rosen <irar@il.ibm.com>
11863 PR tree-optimization/40801
11864 * tree-vect-stmts.c (vectorizable_call): Get previous copy
11865 of vector operand from the previous copy of vector statement.
11866 Pass the correct definition type value to
11867 vect_get_vec_def_for_stmt_copy().
11869 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11871 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
11872 const char ** conversion.
11874 2009-07-25 David Daney <ddaney@caviumnetworks.com>
11876 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
11877 fancy_abort() if !ENABLE_ASSERT_CHECKING.
11878 (gcc_unreachable): Invoke __builtin_unreachable() if
11879 !ENABLE_ASSERT_CHECKING.
11881 2009-07-25 David Daney <ddaney@caviumnetworks.com>
11883 PR rtl-optimization/40445
11884 * emit-rtl.c (next_nonnote_insn_bb): New function.
11885 * rtl.h (next_nonnote_insn_bb): Declare new function.
11886 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
11887 with no successors that is the successor of the ENTRY_BLOCK.
11888 Continue from the top after removing an empty fallthrough block.
11889 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
11890 of next_nonnote_insn.
11892 2009-07-25 David Daney <ddaney@caviumnetworks.com>
11894 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
11896 2009-07-25 Martin Jambor <mjambor@suse.cz>
11898 * c-common.c (c_common_attribute_table): New element for noclone.
11899 (handle_noclone_attribute): New function. Forward-declare.
11900 * tree-inline.c (tree_versionable_function_p): Check for noclone
11902 * doc/extend.texi (Labels as Values): Document need for noclone.
11903 (Function Attributes): Document noclone attribute.
11905 2009-07-25 Jakub Jelinek <jakub@redhat.com>
11907 PR rtl-optimization/34999
11908 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
11909 and dw_fde_switched_cold_to_hot fields.
11910 (output_cfi_p): New function.
11911 (output_call_frame_info): If fde->dw_fde_switched_sections,
11912 output 2 FDEs instead of one with corrupted header.
11913 (dwarf2out_do_cfi_startproc): New function.
11914 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
11915 and fde->dw_fde_switched_cold_to_hot.
11916 (dwarf2out_switch_text_section): Compute
11917 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
11918 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
11919 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
11920 Otherwise, compute fde->dw_fde_switch_cfi.
11922 2009-07-24 Cary Coutant <ccoutant@google.com>
11924 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
11926 2009-07-24 Cary Coutant <ccoutant@google.com>
11928 * cfghooks.c (split_block): Copy discriminator to new block.
11929 * tree-cfg.c (assign_discriminator): Check location of last
11930 instruction in block as well as first.
11932 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
11934 * config/i386/linux.c: Use fputs or putc instead of fprintf
11936 * config/i386/gas.h: Ditto.
11937 * config/i386/x86-64.h: Ditto.
11938 * config/i386/att.h: Ditto.
11940 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11942 * expmed.c (emit_store_flag): Use a recursive call to optimize the
11945 2009-07-24 Martin Jambor <mjambor@suse.cz>
11947 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
11948 (ipa_push_func_to_list_1): Declare.
11949 (ipa_push_func_to_list): New function.
11951 * ipa-prop.c (ipa_push_func_to_list_1): New function.
11952 (ipa_init_func_list): Call ipa_push_func_to_list_1.
11953 (ipa_push_func_to_list): Removed.
11954 (ipa_pop_func_from_list): Clear node_enqueued flag.
11956 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
11958 * config/s390/s390.c (override_options): Default
11959 max-unrolled-insns to 100 for z10 tuning.
11961 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
11963 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
11964 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
11965 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
11966 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
11967 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
11968 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
11969 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
11971 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
11973 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
11974 use default set in mingw32.h header.
11975 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
11976 64-bit /mingw/include path.
11977 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
11980 2009-07-23 Neil Vachharajani <nvachhar@google.com>
11982 PR rtl-optimization/40209
11983 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
11985 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
11987 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
11988 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
11989 with the rest of string where appropriate. Use fputs or putc
11990 instead of fprintf where appropriate.
11992 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
11993 Pat Haugen <pthaugen@us.ibm.com>
11994 Revital Eres <ERES@il.ibm.com>
11996 * config/rs6000/vector.md: New file. Move most of the vector
11997 expander support here from altivec.md to allow for the VSX vector
11998 unit in the future. Add support for secondary_reload patterns.
11999 Rewrite the patterns for vector comparison, and vector comparison
12000 predicate instructions so that the RTL expresses the desired
12001 behavior, instead of using unspec.
12003 * config/rs6000/constraints.md ("f" constraint): Use
12004 rs6000_constraints to hold the precalculated register class.
12005 ("d" constraint): Ditto.
12006 ("wd" constraint): New constraint for VSX.
12007 ("wf" constraint): Ditto.
12008 ("ws" constraint): Ditto.
12009 ("wa" constraint): Ditto.
12010 ("wZ" constraint): Ditto.
12011 ("j" constraint): Ditto.
12013 * config/rs6000/predicates.md (vsx_register_operand): New
12015 (vfloat_operand): New predicate for vector.md.
12016 (vint_operand): Ditto.
12017 (vlogical_operand): Ditto.
12018 (easy_fp_constant): If VSX, 0.0 is an easy constant.
12019 (easy_vector_constant): Add VSX support.
12020 (altivec_indexed_or_indirect_operand): New predicate for
12021 recognizing Altivec style memory references with AND -16.
12023 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
12024 for vector secondary reload support.
12025 (rs6000_vector_reg_class): Delete, replacing it with
12026 rs6000_constraints.
12027 (rs6000_vsx_reg_class): Ditto.
12028 (rs6000_constraints): New array to hold the register classes of
12029 each of the register constraints that can vary at runtime.
12030 (builtin_mode_to_type): New static array for builtin function type
12032 (builtin_hash_table): New static hash table for builtin function
12034 (TARGET_SECONDARY_RELOAD): Define target hook.
12035 (TARGET_IRA_COVER_CLASSES): Ditto.
12036 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
12037 registers are 128 bits if VSX memory reference instructions are used.
12038 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
12039 unit is being used.
12040 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
12041 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
12042 Print several of the scheduling related parameters.
12043 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
12044 rs6000_constraints instead of rs6000_vector_reg_class. Move
12045 -mdebug=reg code to rs6000_debug_reg_global. Add support for
12046 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
12047 Altivec. Add VSX support. Setup for secondary reload support on
12048 Altivec/VSX registers.
12049 (rs6000_override_options): Make power7 set the scheduling groups
12050 like the power5. Add support for new debug switches to override
12051 the scheduling defaults. Temporarily disable -mcpu=power7 from
12052 setting -mvsx. Add support for debug switches -malways-hint,
12053 -msched-groups, and -malign-branch-targets.
12054 (rs6000_buitlin_conversion): Add support for returning unsigned
12055 vector conversion functions to fix regressions due to stricter
12057 (rs6000_builtin_mul_widen_even): Ditto.
12058 (rs6000_builtin_mul_widen_odd): Ditto.
12059 (rs6000_builtin_vec_perm): Ditto.
12060 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
12061 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
12062 to zero a register.
12063 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
12064 generated upstream.
12065 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
12066 VSX types for bit operations. Changes to accomidate vector.md.
12067 (bdesc_2arg): Ditto.
12068 (bdesc_1arg): Ditto.
12069 (struct builtin_description_predicates): Rewrite predicate
12070 handling so that RTL describes the operation, instead of passing
12071 the instruction to be used as a string argument.
12072 (bdesc_altivec_preds): Ditto.
12073 (altivec_expand_predicate_builtin): Ditto.
12074 (altivec_expand_builtin): Ditto.
12075 (rs6000_expand_ternop_builtin): Use a switch instead of an if
12076 statement for vsldoi support.
12077 (altivec_expand_ld_builtin): Change to use new names from vector.md.
12078 (altivec_expand_st_builtin): Ditto.
12079 (paired_expand_builtin): Whitespace changes.
12080 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
12081 builtin_mode_to_type table for secondary reload. Call
12082 builtin_function_type to build random builtin functions.
12083 (altivec_init_builtins): Change to use builtin_function_type to
12084 create builtin function types dynamically as we need them.
12085 (builtin_hash_function): New support for hashing the tree types
12086 for builtin function as we need it, rather than trying to build
12087 all of the trees that we need. Add initial preliminary VSX support.
12088 (builtin_function_type): Ditto.
12089 (builtin_function_eq): Ditto.
12090 (builtin_hash_struct): Ditto.
12091 (rs6000_init_builtins): Ditto.
12092 (rs6000_common_init_builtins): Ditto.
12093 (altivec_init_builtins): Ditto.
12094 (rs6000_common_init_builtins): Ditto.
12095 (enum reload_reg_type): New enum for simplifing reg classes.
12096 (rs6000_reload_register_type): Simplify register classes into GPR,
12097 Vector, and other registers. Altivec and VSX addresses in reload.
12098 (rs6000_secondary_reload_inner): Ditto.
12099 (rs6000_ira_cover_classes): New target hook, that returns the
12100 appropriate cover classes, based on -mvsx being used or not.
12101 (rs6000_secondary_reload_class): Add VSX support.
12102 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
12103 (get_vsel_insn): Ditto.
12104 (rs6000_emit_vector_compare): Rewrite vector conditional support
12105 so that where we can, we use RTL operators, instead of blindly use
12107 (rs6000_emit_vector_select): Ditto.
12108 (rs6000_emit_vector_cond_expr): Ditto.
12109 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
12110 (create_TOC_reference): Add -mdebug=addr support.
12111 (emit_frame_save): VSX loads/stores need register indexed addressing.
12113 * config/rs6000/rs6000.md: Include vector.md.
12115 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
12117 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
12118 support for V2DI, V2DF in logical, permute, select operations.
12120 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
12121 switch for vsx/power7.
12122 (-mvsx-scalar-memory): Ditto.
12123 (-mvsx-align-128): Ditto.
12124 (-mallow-movmisalign): Ditto.
12125 (-mallow-df-permute): Ditto.
12126 (-msched-groups): Ditto.
12127 (-malways-hint): Ditto.
12128 (-malign-branch-targets): Ditto.
12130 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
12132 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
12133 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
12134 (rs6000_vector_reg_class): Delete.
12135 (rs6000_vsx_reg_class): Ditto.
12136 (enum rs6000_reg_class_enum): New enum for the constraints that
12137 vary based on target switches.
12138 (rs6000_constraints): New array to hold the register class for all
12139 of the register constraints that vary based on the switches used.
12140 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
12141 (enum rs6000_builtins): Add unsigned varients for the builtin
12142 declarations returned by target hooks for expanding multiplies,
12143 select, and permute operations. Add VSX builtins.
12144 (enum rs6000_builtin_type_index): Add entries for VSX.
12145 (V2DI_type_node): Ditto.
12146 (V2DF_type_node): Ditto.
12147 (unsigned_V2DI_type_node): Ditto.
12148 (bool_long_type_node): Ditto.
12149 (intDI_type_internal_node): Ditto.
12150 (uintDI_type_internal_node): Ditto.
12151 (double_type_internal_node): Ditto.
12153 * config/rs6000/altivec.md (whole file): Move all expanders to
12154 vector.md from altivec.md. Rename insn matching functions to be
12156 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
12157 (altivec_vcmp*): Ditto.
12158 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
12159 (VM): New iterator for moves that includes the VSX types.
12160 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
12161 (altivec_vperm_<mode>_uns): New, for unsigned types.
12162 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
12163 (altivec_eq<mode>): Ditto.
12164 (altivec_gt<mode>): Ditto.
12165 (altivec_gtu<mode>): Ditto.
12166 (altivec_eqv4sf): Ditto.
12167 (altivec_gev4sf): Ditto.
12168 (altivec_gtv4sf): Ditto.
12169 (altivec_vcmpbfp_p): Ditto.
12171 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
12173 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
12176 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12179 * config/i386/i386.c (output_387_ffreep): Rewrite to use
12180 ASM_SHORT instead of .word.
12181 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
12182 instead of .word in asm template.
12184 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
12187 * ira-lives.c (bb_has_abnormal_call_pred): New function.
12188 (process_bb_node_lives): Use it.
12190 * ira.c (setup_cover_and_important_classes): Don't setup
12191 ira_important_class_nums. Add cover classes to the end of
12193 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
12195 (find_reg_class_closure): Use reorder_important_classes.
12197 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
12199 * config/i386/i386.c (i386_ira_cover_classes): New function.
12200 (TARGET_IRA_COVER_CLASSES): Redefine.
12202 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
12203 importance of order of cover classes in the array.
12205 2009-07-22 Diego Novillo <dnovillo@google.com>
12207 * tree-pass.h (TDF_EH): Define.
12208 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
12209 contains TDF_EH, print the EH region number holding GS.
12210 * tree-dump.c (dump_options): Add "eh".
12211 * doc/invoke.texi: Document it.
12213 2009-07-22 Doug Kwan <dougkwan@google.com>
12215 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
12217 2009-07-22 Michael Matz <matz@suse.de>
12219 PR tree-optimization/35229
12220 PR tree-optimization/39300
12222 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
12223 (inhibit_phi_insertion): New function.
12224 (insert_into_preds_of_block): Call it for REFERENCEs.
12225 (init_pre): Initialize and finalize scalar evolutions.
12226 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
12228 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
12230 * config/i386/predicates.md (zero_extended_scalar_load_operand):
12231 Use CONST_VECTOR_NUNITS to determine number of elements.
12233 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
12235 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
12236 (U, W): Constraints are now deprecated and will be removed if we
12237 run out of letters.
12238 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
12240 ("prefetch"): Add the stcmh instruction for prefetching.
12241 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
12243 (s390_short_displacement): Return always true if compiling for
12244 machines not providing the long displacement facility.
12245 (s390_mem_constraint): Support the new constraint letter Z.
12246 (s390_check_qrst_address): New function.
12248 2009-07-21 DJ Delorie <dj@redhat.com>
12250 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
12253 2009-07-21 Jason Merrill <jason@redhat.com>
12255 * c-common.c (max_tinst_depth): Increase default to 1024.
12257 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
12259 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
12260 (vec_unpacku_float_lo_v4si): Ditto.
12262 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
12265 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
12266 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
12267 (builtin_description): Add __builtin_ia32_cvtudq2ps.
12268 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
12270 2009-07-21 Jakub Jelinek <jakub@redhat.com>
12272 PR tree-optimization/40813
12273 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
12276 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
12278 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
12279 with a NOP_EXPR if needed.
12281 2009-07-21 Paul Brook <paul@codesourcery.com>
12283 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
12284 Terminate debug dump with newline.
12286 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12288 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
12289 Cast "1" to unsigned HOST_WIDE_INT.
12290 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
12291 deposit length to the maximum length - lsb. Extend length if
12292 HOST_BITS_PER_WIDE_INT is 32.
12294 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
12296 * cgraph.h (constant_pool_htab): New function.
12297 (constant_descriptor_tree): Move from varasm.c.
12298 * varasm.c (constant_pool_htab): New function.
12299 (constant_descriptor_tree): Move to cgraph.h.
12301 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
12303 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
12305 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
12307 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
12310 2009-07-20 Xinliang David Li <davidxl@google.com>
12312 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
12314 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
12316 * config/mips/mips.md (move_type): Add arith.
12317 (type): Handle arith.
12318 (zero_extendsidi2): Rename this into ...
12319 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
12320 (zero_extendsidi2): New expander.
12321 (*zero_extendsidi2_dext): New pattern.
12323 2009-07-20 Nick Clifton <nickc@redhat.com>
12325 * config.gcc (mips64-*-*): Add definition of tm_defines in order
12326 to set MIPS_ABI_DEFAULT.
12327 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
12329 2009-07-20 Jakub Jelinek <jakub@redhat.com>
12331 * tree-object-size.c (addr_object_size): Handle unions with
12332 array in it as last field of structs in __bos (, 1) as __bos (, 0).
12334 PR tree-optimization/40792
12335 * tree.c (build_function_type_skip_args): Remove bogus assert.
12337 2009-07-20 Jan Hubicka <jh@suse.cz>
12338 Martin Jambor <mjambor@suse.cz>
12340 * cgraph.h (combined_args_to_skip): New field.
12341 * cgraph.c (cgraph_create_virtual_clone): Properly handle
12342 combined_args_to_skip and args_to_skip.
12343 * tree-inline.c (update_clone_info): New function.
12344 (tree_function_versioning): Call update_clone_info.
12345 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
12347 (cgraph_materialize_all_clones): More extensive dumping, working
12348 with combined_args_to_skip rather than args_to_skip.
12350 2009-07-20 Ira Rosen <irar@il.ibm.com>
12352 * tree-vectorizer.h (vectorizable_condition): Add parameters.
12353 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
12354 (get_initial_def_for_reduction): Likewise.
12355 (vectorizable_reduction): Skip the check of first operand in case
12356 of COND_EXPR. Add check that it is outer loop vectorization if
12357 nested cycle was detected. Call vectorizable_condition() for
12358 COND_EXPR. If reduction epilogue cannot be created do not fail for
12359 nested cycles (if it is not double reduction). Assert that there
12360 is only one type in the loop in case of COND_EXPR. Call
12361 vectorizable_condition() to vectorize COND_EXPR.
12362 * tree-vect-stmts.c (vectorizable_condition): Update comment.
12363 Add parameters. Allow nested cycles if called from
12364 vectorizable_reduction(). Use reduction vector variable if provided.
12365 (vect_analyze_stmt): Call vectorizable_reduction() before
12366 vectorizable_condition().
12367 (vect_transform_stmt): Update call to vectorizable_condition().
12369 2009-07-20 Christian Bruel <christian.bruel@st.com>
12371 * config/sh/sh.opt (-mfmovd): Resurrect and document.
12372 * doc/invoke.texi (-mfmovd): Likewise.
12373 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
12375 2009-07-20 Jan Hubicka <jh@suse.cz>
12377 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
12378 when handling SSA name.
12380 2009-07-19 Jan Hubicka <jh@suse.cz>
12382 PR tree-optimization/40676
12383 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
12384 virtual PHIs in empty BBs.
12386 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12388 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
12389 re-expanded the compound use gen_lowpart instead to convert to the
12392 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12394 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
12395 OUTER_CONST arguments.
12396 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
12397 the new wider mode will be masked off.
12398 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
12400 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12402 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
12403 high-order bits are zero.
12405 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12407 * combine.c (simplify_shift_const_1): Split code to determine
12408 shift_mode into ...
12409 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
12410 new bits shifted in are identical to the old sign bit.
12412 2009-07-18 Richard Guenther <rguenther@suse.de>
12415 * gimplify.c (gimplify_call_expr): Reject code using results from
12416 functions returning void.
12418 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
12420 * doc/md.texi: Document the new PowerPC "es" constraint.
12421 Document that "m" can include automodified addresses on this target,
12422 and explain how %U must be used. Extend the "Q" and "Z" documentation
12423 to suggest "es" as well as "m".
12424 * config/rs6000/constraints.md (es): New memory constraint.
12425 (Q, Z): Update strings to match new documentation.
12427 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
12429 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
12430 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
12431 * config/rs6000/predicates.md (volatile_mem_operand): Use
12432 offsettable_nonstrict_memref_p.
12433 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
12434 (*floatunssidf2_internal): Likewise.
12435 (*fix_truncdfsi2_internal): Likewise.
12436 (*fix_trunctfsi2_internal): Likewise.
12438 2009-07-17 Anatoly Sokolov <aesok@post.ru>
12440 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
12441 atmega32u2 devices.
12442 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12444 2009-07-17 Richard Guenther <rguenther@suse.de>
12447 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
12448 (pass_warn_unused_result): Likewise.
12449 (TODO_set_props): Remove.
12450 * omp-low.c (diagnose_omp_structured_block_errors): Change to
12452 (pass_diagnose_omp_blocks): Define.
12453 * c-decl.c (pop_file_scope): Do not finalize the CU here.
12454 (c_gimple_diagnostics_recursively): Remove.
12455 (finish_function): Do not call it.
12456 (c_write_global_declarations): Continue after errors.
12457 Finalize the CU here.
12458 * c-gimplify.c (c_genericize): Do not gimplify here.
12459 * c-common.c (c_warn_unused_result): Move ...
12460 * tree-cfg.c (do_warn_unused_result): ... here.
12461 (run_warn_unused_result): New function.
12462 (gate_warn_unused_result): New function.
12463 (pass_warn_unused_result): New pass.
12464 * c-common.h (c_warn_unused_result): Remove.
12465 * flags.h (flag_warn_unused_result): Declare.
12466 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
12467 * opts.c (flag_warn_unused_result): Initialize to false.
12468 * toplev.c (compile_file): Add comment.
12469 * omp-low.c (create_omp_child_function): Do not register
12470 the function with the frontend.
12471 (diagnose_omp_structured_block_errors): Prepare to be
12472 called as optimization pass.
12473 (gate_diagnose_omp_blocks): New function.
12474 (pass_diagnose_omp_blocks): New pass.
12475 * cgraph.h (cgraph_optimize): Remove.
12476 (cgraph_analyze_function): Likewise.
12477 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
12478 * cgraphunit.c (cgraph_lower_function): Lower nested functions
12479 before their parents here.
12480 (cgraph_finalize_function): Not here.
12481 (cgraph_analyze_function): Gimplify functions here.
12482 (cgraph_finalize_compilation_unit): Continue after errors.
12483 Optimize the callgraph from here.
12484 (cgraph_optimize): Make static.
12485 * langhooks.c (write_global_declarations): Finalize the CU.
12486 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
12487 (gimplify_function_tree): Assert we gimplify only once.
12488 Set PROP_gimple_any property.
12489 * tree-nested.c (gimplify_all_functions): New function.
12490 (lower_nested_functions): Gimplify all nested functions.
12491 * gimple.h (diagnose_omp_structured_block_errors): Remove.
12492 * passes.c (init_optimization_passes): Add pass_warn_unused_result
12493 and pass_diagnose_omp_blocks after gimplification. Do not
12494 set TODO_set_props on all_lowering_passes.
12495 (execute_one_pass): Do not handle TODO_set_props.
12496 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
12497 (gimplify.o): Add tree-pass.h dependency.
12498 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
12499 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
12500 (unsave_r): Likewise.
12501 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
12502 temporary variable.
12504 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
12506 * doc/service.texi (Service): Restore previously removed link,
12507 which isn't broken after all.
12509 2009-07-17 Richard Guenther <rguenther@suse.de>
12511 PR tree-optimization/40321
12512 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
12513 PHI nodes to the maximal set.
12514 (make_values_for_phi): Add PHI arguments to the maximal set.
12515 (execute_pre): Dump PHI_GEN and the maximal set.
12517 2009-07-17 Jakub Jelinek <jakub@redhat.com>
12520 * gimplify.c (gimplify_conversion): Don't change non-conversions into
12523 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
12525 * doc/extend.texi (Nested Functions): Replace broken link with
12527 * doc/service.texi (Service): Remove broken link.
12529 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
12532 * builtins.c (expand_builtin_memcmp): Use loc instead of
12533 EXPR_LOCATION (exp).
12534 (expand_builtin_strncmp): Likewise.
12536 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
12537 Manuel López-Ibáñez <manu@gcc.gnu.org>
12540 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
12541 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
12542 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
12543 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
12544 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
12545 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
12546 tree-inline.c, c-common.c, c-common.h, gimple.c,
12547 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
12548 convert.c: Add location argument to fold_{unary,binary,ternary},
12549 fold_build[123], build_call_expr, build_size_arg,
12550 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
12551 fold_build1_initializer, fold_build2_initializer,
12552 fold_build3_initializer, fold_build_call_array,
12553 fold_build_call_array_initializer, fold_single_bit_test,
12554 omit_one_operand, omit_two_operands, invert_truthvalue,
12555 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
12556 combine_comparisons, fold_builtin_*, fold_call_expr,
12557 build_range_check, maybe_fold_offset_to_address, round_up,
12560 2009-07-16 Jason Merrill <jason@redhat.com>
12563 * c-common.c (c_common_reswords): Add __is_standard_layout
12565 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
12566 * doc/implement-cxx.texi: New.
12567 * doc/gcc.texi: Include it.
12569 2009-07-16 DJ Delorie <dj@redhat.com>
12571 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
12572 compares that may be indirectly affected by previous instructions.
12574 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12576 * builtins.c (do_mpc_arg2): New.
12577 (fold_builtin_2): Fold builtin cpow.
12578 * real.h (HAVE_mpc_pow): New.
12580 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
12582 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
12583 comparison to skip unprofitable schedule
12585 2009-07-16 Simon Baldwin <simonb@google.com>
12587 * gcc.c (option_map): New flag -no-canonical-prefixes.
12588 * (display_help): Print help text for new flag.
12589 * (process_command): Move options translation and language specifics
12590 and handle new flag early. Use it to set a function pointer to a
12591 prefix builder. Replace make_relative_prefix calls with calls to
12592 the function pointed to. Ignore new flag in regular options handling.
12593 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
12595 2009-07-15 DJ Delorie <dj@redhat.com>
12597 * config/mep/mep.md (sibcall_internal): Change register to avoid
12598 argument registers.
12599 (sibcall_value_internal): Likewise.
12601 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
12603 PR rtl-optimization/40710
12604 * resource.c (mark_target_live_regs): Reset DF problem to LR.
12606 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
12608 * config/mips/mips.md (*extenddi_truncate<mode>,
12609 *extendsi_truncate<mode>): Change type attribute to move_type
12610 with shift_shift. Split out code handling exts from here ...
12611 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
12613 (*extendhi_truncateqi): Change type attribute to move_type with
12614 shift_shift. Split out code handling exts from here ...
12615 (*extendhi_truncateqi_exts): ... to this new pattern.
12617 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
12619 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
12620 instead of "and" with inverted sign bit mask value. Use
12621 "nonimmediate_operand" for operand 1 and operand 2 predicate.
12622 Allocate registers only for operand 4 and operand 5.
12624 2009-07-15 Jakub Jelinek <jakub@redhat.com>
12626 PR middle-end/40747
12627 * fold-const.c (fold_cond_expr_with_comparison): When folding
12628 < and <= to MIN, make sure the MIN uses the same type as the
12629 comparison's operands.
12631 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
12633 * arm.md (ior_xor): New code iterator.
12634 (split for ior/xor with shift and zero-extend): New split pattern.
12635 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
12637 2009-07-15 Richard Guenther <rguenther@suse.de>
12639 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
12642 2009-07-15 Richard Guenther <rguenther@suse.de>
12644 PR middle-end/40753
12645 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
12647 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
12649 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
12650 handle 2.6.30 kernel.
12652 2009-07-15 DJ Delorie <dj@redhat.com>
12654 * config/mep/mep.md (sibcall_internal): Change register to allow
12655 for 24-bit addresses.
12656 (sibcall_value_internal): Likewise.
12658 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
12660 * doc/invoke.texi: Added descriptions of the scheduling heuristics
12661 that are enabled/disabled by the flags introduced by a previous patch.
12663 2009-07-14 DJ Delorie <dj@redhat.com>
12665 * config/mep/mep.md (sibcall_internal): Include non-toggling
12667 (sibcall_value_internal): Likewise.
12669 2009-07-14 Taras Glek <tglek@mozilla.com>
12670 Rafael Espindola <espindola@google.com>
12672 * doc/sourcebuild.texi: Document install-plugin target.
12673 * configure.ac: Added install-plugin target to language makefiles.
12674 * configure: Regenerate.
12675 * Makefile.in (install-plugin): Install more headers,
12676 depend on lang.install-plugin.
12678 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12680 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
12683 2009-07-14 DJ Delorie <dj@redhat.com>
12685 * config/mep/mep.c (mep_vliw_jmp_match): New function.
12686 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
12687 * config/mep/mep.md (sibcall_internal): Change test from
12688 mep_vliw_mode_match to mep_vliw_jmp_match.
12689 (sibcall_value_internal): Likewise.
12691 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
12693 * config/i386/sse.md (copysign<mode>3): New expander.
12694 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
12695 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
12696 Use ix86_build_const_vector.
12697 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
12698 IX86_BUILTIN_CPYSGNPD.
12699 (builtin_description): Add __builtin_ia32_copysignps and
12700 __builtin_ia32_copysignpd.
12701 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
12702 and BUILT_IN_COPYSIGNF.
12704 2009-07-13 Jason Merrill <jason@redhat.com>
12706 * builtins.c (can_trust_pointer_alignment): New fn.
12707 (get_pointer_alignment): Factor it out from here.
12708 * tree.h: Declare it.
12710 2009-07-14 David Edelsohn <edelsohn@gnu.org>
12712 * config/rs6000/predicates.md (offsettable_mem_operand): Test
12715 2009-07-14 Dodji Seketeli <dodji@redhat.com>
12719 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
12721 2009-07-14 Richard Guenther <rguenther@suse.de>
12722 Andrey Belevantsev <abel@ispras.ru>
12724 PR middle-end/40745
12725 * cfgexpand.c (partition_stack_vars): Do not bother to update
12726 alias information when not optimizing.
12728 2009-07-14 Richard Guenther <rguenther@suse.de>
12729 Andrey Belevantsev <abel@ispras.ru>
12731 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
12732 (pt_solution_set): Likewise.
12733 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
12734 * tree-ssa-structalias.c (pt_solution_set): New function.
12735 * final.c (rest_of_clean_state): Free SSA data structures.
12736 * print-rtl.c (print_decl_name): Remove.
12737 (print_mem_expr): Implement in terms of print_generic_expr.
12738 * alias.c (ao_ref_from_mem): New function.
12739 (rtx_refs_may_alias_p): Likewise.
12740 (true_dependence): Query alias-export info.
12741 (canon_true_dependence): Likewise.
12742 (write_dependence_p): Likewise.
12743 * tree-dfa.c (get_ref_base_and_extent): For void types leave
12745 * emit-rtl.c (component_ref_for_mem_expr): Remove.
12746 (mem_expr_equal_p): Use operand_equal_p.
12747 (set_mem_attributes_minus_bitpos): Do not use
12748 component_ref_for_mem_expr.
12749 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
12750 (update_alias_info_with_stack_vars): Likewise.
12751 (partition_stack_vars): Call update_alias_info_with_stack_vars.
12752 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
12753 explicitly nor clear stmt operands.
12754 Free the decl-to-pointer map.
12755 * tree-optimize.c (execute_free_datastructures): Do not free
12756 SSA data structures here.
12757 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
12758 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
12759 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
12761 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
12763 2009-07-13 DJ Delorie <dj@redhat.com>
12765 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
12766 unrolling at the right iteration count.
12768 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
12771 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
12773 * haifa-sched.c (rank_for_schedule): Introduced flags to
12774 enable/disable individual scheduling heuristics.
12775 * common.opt: Introduced flags to enable/disable individual
12776 heuristics in the scheduler.
12777 * doc/invoke.texi: Introduced flags to enable/disable individual
12778 heuristics in the scheduler.
12780 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
12782 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
12783 config/i386/mingw-tls.c.
12784 * config/i386/mingw-tls.c: Removed.
12786 2009-07-13 Ira Rosen <irar@il.ibm.com>
12788 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
12789 checks access only relevant statements.
12790 (vectorizable_reduction): Likewise.
12792 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
12794 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
12795 just for 32-bit case.
12797 2009-07-12 Jan Hubicka <jh@suse.cz>
12799 PR tree-optimization/40585
12800 * except.c (expand_resx_expr): When there already is resume
12801 instruction, produce linked list.
12802 (build_post_landing_pads): Assert that resume is empty.
12803 (connect_post_landing_pads): Handle resume lists.
12804 (dump_eh_tree): Dump resume list.
12806 2009-07-12 Ira Rosen <irar@il.ibm.com>
12808 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12809 with additional argument.
12810 * tree-vectorizer.h (enum vect_def_type): Add
12811 vect_double_reduction_def.
12812 (vect_is_simple_reduction): Add argument.
12813 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
12815 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
12816 vect_is_simple_reduction with additional argument.
12817 (vect_analyze_loop_operations): Handle exit phi nodes in case of
12819 (reduction_code_for_scalar_code): Handle additional codes by
12820 returning ERROR_MARK for them. Fix comment and indentation.
12821 (vect_is_simple_reduction): Fix comment, add argument to specify
12822 double reduction. Detect double reduction.
12823 (get_initial_def_for_induction): Fix indentation.
12824 (get_initial_def_for_reduction): Fix comment and indentation.
12825 Handle double reduction. Create initial definitions that do not
12826 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
12827 (vect_create_epilog_for_reduction): Fix comment, add argument to
12828 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
12829 epilogue result extraction. Create double reduction phi node and
12830 replace relevant uses.
12831 (vectorizable_reduction): Call vect_is_simple_reduction with
12832 additional argument. Fix indentation. Update epilogue code treatment
12833 according to the changes in reduction_code_for_scalar_code. Check
12834 for double reduction. Call vect_create_epilog_for_reduction with
12835 additional argument.
12836 * tree-vect-stmts.c (process_use): Handle double reduction, update
12838 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
12839 (vect_get_vec_def_for_operand): Likewise.
12841 2009-07-12 Danny Smith <dansmister@gmail.com>
12843 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
12844 dllexport if !TREE_PUBLIC.
12845 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
12847 2009-07-11 Anatoly Sokolov <aesok@post.ru>
12849 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
12850 (avr_extra_arch_macro) Remove declatation.
12851 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
12852 (avr_extra_arch_macro) Declare as static.
12853 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
12855 2009-07-11 Jan Hubicka <jh@suse.cz>
12857 PR middle-end/48388
12858 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
12860 2009-07-11 Jakub Jelinek <jakub@redhat.com>
12863 * dwarf2out.c (dw_fde_struct): Add in_std_section and
12864 cold_in_std_section bits.
12865 (dwarf2out_begin_prologue): Initialize them.
12866 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
12867 if already covered by text_section or cold_text_section range.
12869 PR rtl-optimization/40667
12870 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
12871 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
12872 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
12873 * config/i386/i386.c (ix86_minimum_alignment): New function.
12874 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
12875 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
12876 * emit-rtl.c (gen_reg_rtx): Likewise.
12877 * function.c (assign_parms): Likewise. If nominal_type needs
12878 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
12879 rather than passed_type's alignment.
12882 * function.c (assign_parm_setup_stack): Adjust
12883 MEM_OFFSET (data->stack_parm) if promoted_mode is different
12884 from nominal_mode on big endian.
12886 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
12888 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
12890 2009-07-10 DJ Delorie <dj@redhat.com>
12892 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
12894 2009-07-10 Mark Mitchell <mark@codesourcery.com>
12896 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
12898 (thumb2_cbnz): Likewise.
12900 2009-07-10 David Daney <ddaney@caviumnetworks.com>
12903 * config.gcc (supported_defaults): Add synci.
12904 (with_synci): Add validation.
12905 (all_defaults): Add synci.
12906 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
12909 * config/mips/mips.opt (msynci): New option.
12910 * config/mips/mips.c (mips_override_options): Warn on use of
12911 -msynci for targets that do now support it.
12912 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
12914 * gcc/doc/invoke.texi (-msynci): Document the new option.
12915 * doc/install.texi (--with-synci): Document the new option.
12917 2009-07-10 Richard Guenther <rguenther@suse.de>
12919 PR tree-optimization/40496
12920 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
12921 the PHI result with a compatible type.
12923 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
12927 * c.opt (Wunused-result): New.
12928 * doc/invoke.texi: Document it.
12929 * c-common.c (c_warn_unused_result): Use it.
12931 2009-07-09 DJ Delorie <dj@redhat.com>
12933 * targhooks.c (default_target_can_inline_p): Rename from
12934 default_target_option_can_inline_p.
12935 * targhooks.h (default_target_can_inline_p): Likewise.
12936 * target-def.h (TARGET_CAN_INLINE_P): Rename from
12937 TARGET_OPTION_CAN_INLINE_P.
12938 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
12939 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
12940 (mep_target_can_inline_p): Rename from
12941 mep_target_option_can_inline_p.
12944 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
12945 registers used to pass vectors.
12947 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
12949 2009-07-09 Tom Tromey <tromey@redhat.com>
12951 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
12952 * config/mmix/mmix.c: Include dwarf2.h.
12953 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
12954 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
12955 * config/sh/sh.c: Include dwarf2.h.
12956 * config/i386/i386.c: Include dwarf2.h.
12957 * Makefile.in (DWARF2_H): Remove 'elf'.
12958 * except.c: Include dwarf2.h.
12959 * unwind-dw2.c: Include dwarf2.h.
12960 * dwarf2out.c: Include dwarf2.h.
12961 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
12962 * unwind-dw2-fde.c: Include dwarf2.h.
12963 * dwarf2asm.c: Include dwarf2.h.
12965 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12967 * haifa-sched.c (insn_finishes_cycle_p): New static function.
12968 (max_issue): Use it.
12969 * sched-int.h (struct sched_info: insn_finishes_block_p): New
12971 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
12972 (region_sched_info): Update.
12973 * sched-ebb.c (ebb_sched_info): Update.
12974 * modulo-sched.c (sms_sched_info): Update.
12975 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
12977 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12979 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
12981 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
12983 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
12985 2009-07-09 Jakub Jelinek <jakub@redhat.com>
12987 PR middle-end/40692
12988 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
12989 arg1 with arg01 if arg1 is already INTEGER_CST.
12991 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
12993 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
12994 Transform (and (truncate)) into (truncate (and)).
12996 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
12998 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
12999 creating LHS paradoxical subregs. Fix surrounding returns to
13000 use NULL_RTX rather than 0.
13002 2009-07-08 DJ Delorie <dj@redhat.com>
13004 * config/mep/mep.c (mep_option_can_inline_p): New.
13005 (TARGET_OPTION_CAN_INLINE_P): Define.
13007 2009-07-08 Mark Wielaard <mjw@redhat.com>
13010 * dwarf2out.c (add_data_member_location_attribute): When we have
13011 only a constant offset don't emit a new location description using
13012 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
13015 2009-07-08 Richard Henderson <rth@redhat.com>
13018 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
13019 (enum reg_class): Add CLOBBERED_REGS.
13020 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
13021 * config/i386/i386.c (ix86_conditional_register_usage): Moved
13022 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
13023 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
13024 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
13025 force 64-bit sibcalls into R11.
13026 * config/i386/constraints.md (U): New constraint.
13027 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
13028 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
13029 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
13031 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
13033 * basic-block.h (dump_regset, debug_regset): Remove duplicate
13035 * c-objc-common.h (c_initialize_diagnostics): Ditto.
13036 * ebitmap.h (dump_ebitmap): Ditto.
13037 * optabs.h (optab_libfunc): Ditto.
13038 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
13039 * tree-flow.h (vect_can_force_dr_alignment_p,
13040 get_vectype_for_scalar_type): Ditto.
13041 (vectorize_loops): Move prototype to ...
13042 * tree-vectorizer.h: ... here. Also, adjust comment.
13043 (vect_set_verbosity_level): Remove duplicate prototype.
13044 * tree-ssa-loop.c: Include tree-vectorizer.h.
13045 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
13047 2009-07-08 Nick Clifton <nickc@redhat.com>
13049 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
13052 2009-07-08 DJ Delorie <dj@redhat.com>
13054 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
13055 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
13056 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
13058 * config/mep/intrinsics.md: Regenerated.
13059 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
13060 registers when asm() or calls are detected.
13062 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
13065 * gimplify.c (gimplify_expr): Propagate no_warning flag when
13067 * gimple (gimple_build_call_from_tree): Likewise.
13068 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
13069 no_warning flag before warning.
13071 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13073 * tree.c (set_expr_locus): Remove.
13074 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
13075 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
13077 * gimplify.c (internal_get_tmp_var): Likewise.
13078 (gimplify_call_expr): Likewise.
13079 (gimplify_one_sizepos): Likewise.
13081 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
13084 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
13085 to variables for debugging purposes.
13087 2009-06-23 Mark Loeser <mark@halcy0n.com>
13090 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
13092 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13094 * pretty-print.c (pp_base_format): Remove %J.
13095 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13096 gcc_cxxdiag_char_table): Likewise.
13097 (init_dynamic_diag_info): Likewise.
13099 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13101 * pretty-print.c (pp_base_format): Remove %H.
13102 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
13103 gcc_cxxdiag_char_table): Likewise.
13104 (init_dynamic_diag_info): Likewise.
13105 * config/mep/mep.c (mep_select_section): Likewise.
13107 2009-07-07 Duncan Sands <baldrick@free.fr>
13109 * final.c (pass_clean_state): Give the pass a name.
13110 * passes.c (pass_rest_of_compilation): Likewise.
13111 * tree-optimize.c (pass_all_optimizations): Likewise.
13113 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
13115 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
13116 an extra 'decl' for error_at.
13118 2009-07-07 Jakub Jelinek <jakub@redhat.com>
13120 PR middle-end/40669
13121 * tree-tailcall.c (adjust_return_value_with_ops,
13122 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
13123 if it has complex or vector type.
13125 2009-07-07 Olivier Hainque <hainque@adacore.com>
13127 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
13130 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
13132 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
13134 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13136 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
13137 * c-decl.c: Likewise.
13138 * function.c: Likewise.
13139 * varasm.c: Likewise.
13140 * tree-ssa.c: Likewise.
13141 * c-common.c: Likewise.
13142 * tree-cfg.c: Likewise.
13143 * config/spu/spu.c: Likewise.
13144 * config/ia64/ia64.c: Likewise.
13145 * config/v850/v850.c: Likewise.
13147 2009-07-06 DJ Delorie <dj@redhat.com>
13149 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
13150 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
13151 unspecified accesses to control registers.
13152 * config/mep/intrinsics.md: Regenerate.
13153 * config/mep/intrinsics.h: Regenerate.
13154 * config/mep/mep-intrin.h: Regenerate.
13156 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13158 * c-lex.c: Replace %H by an explicit location. Update all calls.
13159 * c-common.c: Likewise.
13160 * c-decl.c: Likewise.
13161 * c-typeck.c: Likewise.
13162 * fold-const.c: Likewise.
13163 * gimplify.c: Likewise.
13164 * stmt.c: Likewise.
13165 * tree-cfg.c: Likewise.
13166 * tree-ssa-loop-niter.c: Likewise.
13167 * tree-vrp.c: Likewise.
13168 * value-prof.c: Likewise.
13170 2009-07-06 Diego Novillo <dnovillo@google.com>
13172 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
13173 if it has one. Handle cases where VAR does not have an
13174 annotation or cfun is NULL.
13176 2009-07-06 Diego Novillo <dnovillo@google.com>
13178 * tree.c: Include debug.h.
13179 (initialize_tree_contains_struct): New.
13180 (init_ttree): Call it.
13181 (tree_node_structure_for_code): Factor out of ...
13182 (tree_node_structure): ... here.
13183 * treestruct.def (TS_PHI_NODE): Remove.
13184 (TS_GIMPLE_STATEMENT): Remove.
13186 2009-07-06 Diego Novillo <dnovillo@google.com>
13188 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
13189 (debug_tree_chain): Handle cycles.
13191 2009-07-06 Nick Clifton <nickc@redhat.com>
13192 DJ Delorie <dj@redhat.com>
13194 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
13195 __FMOVD_ENABLED__ is defined.
13197 (TARGET_FMOVD): Provide a default definition.
13198 (MASK_FMOVD): Likewise.
13199 (TARGET_CPU_CPP_BUILTINS): Define
13200 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
13201 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
13202 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
13203 (split for DF load from memory into register): Also handle
13204 MEMs which consist of REG+DISP addressing.
13205 (split for DF store from register to memory): Likewise.
13206 (movsf_ie): Always use single fp_mode.
13207 * config/sh/sh.c (sh_override_options): Do not automatically
13208 enable TARGET_MOVD for the SH2A when supporting doubles - leave
13209 that to the -mfmovd command line switch.
13210 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
13211 (fldi_ok): Always allow.
13212 * config/sh/sh.opt (mfmovd): Remove this switch.
13213 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
13215 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
13216 Kaz Kojima <kkojima@gcc.gnu.org>
13218 PR rtl-optimization/30807
13219 * postreload.c (reload_combine): For every new use of REG_SUM,
13220 record the use of BASE.
13222 2009-07-06 Jan Hubicka <jh@suse.cz>
13224 * params.def: Revert my accidental commit at 2009-06-30.
13226 2009-07-04 Ian Lance Taylor <iant@google.com>
13229 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
13231 (mingw_format_attribute_overrides): Likewise.
13233 2009-07-04 Jakub Jelinek <jakub@redhat.com>
13236 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
13237 don't check cfa.reg. Instead of cfa.indirect use
13238 fde && fde->drap_reg != INVALID_REGNUM test.
13240 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
13242 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
13244 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
13247 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
13249 2009-07-03 Richard Guenther <rguenther@suse.de>
13251 PR tree-optimization/40640
13252 * tree-switch-conversion.c (build_arrays): Perform arithmetic
13255 2009-07-03 Jan Hubicka <jh@suse.cz>
13257 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
13258 for size, reduce amount of inlining.
13260 2009-07-03 Richard Guenther <rguenther@suse.de>
13262 PR middle-end/34163
13263 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
13264 if t +- x is known to not overflow and the conversion widens the
13266 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
13268 2009-07-03 Jan Hubicka <jh@suse.cz>
13270 * ipa-pure-const.c (analyze): Update loop optimizer init.
13271 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
13272 try_remove_empty_loop, remove_empty_loops): Remove.
13273 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
13274 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
13275 to mark regular loops as neccesary.
13276 (degenerate_phi_p): New function.
13277 (propagate_necessity, remove_dead_phis): Use it.
13278 (forward_edge_to_pdom): Likewise.
13279 (eliminate_unnecessary_stmts): Take care to remove uses of results of
13280 virtual PHI nodes that became unreachable.
13281 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
13282 * tree-flow.h (remove_empty_loops): Remove.
13283 * passes.c (init_optimization_passes): Remove.
13285 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
13287 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
13288 can_create_pseudo_p.
13289 (*fix_trunc<mode>_i387_1): Ditto.
13290 (*floathi<mode>2_1): Ditto.
13291 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
13292 (*fistdi2_1): Ditto.
13293 (*fist<mode>2_1): Ditto.
13294 (frndintxf2_floor): Ditto.
13295 (*fist<mode>2_floor_1): Ditto.
13296 (frndintxf2_ceil): Ditto.
13297 (*fist<mode>2_ceil_1): Ditto.
13298 (frndintxf2_trunc): Ditto.
13299 (frndintxf2_mask_pm): Ditto.
13300 (fxam<mode>2_i387_with_temp): Ditto.
13301 * config/i386/sse.md (mulv16qi3): Ditto.
13302 (*sse2_mulv4si3): Ditto.
13304 (sse4_2_pcmpestr): Ditto.
13305 (sse4_2_pcmpistr): Ditto.
13307 2009-07-03 Jan Hubicka <jh@suse.cz>
13309 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
13310 (mark_stmt_necessary): Set it.
13311 (mark_operand_necessary): Set it.
13312 (mark_control_dependent_edges_necessary): Set it.
13313 (mark_virtual_phi_result_for_renaming): New function.
13314 (get_live_post_dom): New function.
13315 (forward_edge_to_pdom): New function.
13316 (remove_dead_stmt): Fix handling of control dependences.
13317 (tree_dce_init): Init new bitmap.
13318 (tree_dce_done): Free it.
13320 2009-07-02 Richard Guenther <rguenther@suse.de>
13323 * tree-ssa-structalias.c (new_var_info): Initialize
13326 2009-07-02 Jan Hubicka <jh@suse.cz>
13328 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
13331 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
13333 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
13334 instead of recomputing it. Adjust calls.
13335 (emit_store_flag): Adjust recursive calls.
13337 2009-07-02 Richard Guenther <rguenther@suse.de>
13339 * tree-ssa-live.c (remove_unused_locals): Do not remove
13341 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
13342 of DECL_EXTERNAL for HEAP variables.
13343 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
13344 HEAP variables. Do not adjust RESTRICT vars.
13345 (find_what_var_points_to): Nobody cares if something
13346 points to READONLY.
13348 2009-07-02 Ben Elliston <bje@au.ibm.com>
13350 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
13351 pc_low and pc_high declarations to the top of the function.
13353 2009-07-01 DJ Delorie <dj@redhat.com>
13355 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
13356 registers as fixed.
13357 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
13358 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
13359 unspecified accesses to control registers.
13360 * config/mep/intrinsics.md: Regenerate.
13361 * config/mep/intrinsics.h: Regenerate.
13362 * config/mep/mep-intrin.h: Regenerate.
13364 2009-07-01 Anthony Green <green@moxielogic.com>
13366 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
13367 instruction when possible.
13368 (moxie_expand_prologue): Ditto. Also, save an instruction and
13369 some complexity by popping off of $r12 instead of $sp.
13370 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
13373 2009-07-01 Richard Henderson <rth@redhat.com>
13376 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
13377 contained no insns, reposition note before last insn.
13379 2009-07-01 Richard Henderson <rth@redhat.com>
13382 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
13383 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
13385 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
13388 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
13389 darwin9 for printing reg addresses with %y.
13391 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
13393 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
13394 truncation from operands in binary operations.
13396 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
13399 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
13400 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
13401 subreg of op0 to the original op0.
13403 * expmed.c (store_bit_field_1): Use a temporary as the destination
13404 instead of a paradoxical subreg when we need to truncate the result.
13406 2009-07-01 DJ Delorie <dj@redhat.com>
13408 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
13409 names to VLIW variants.
13410 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
13411 * config/mep/intrinsics.md: Regenerate.
13412 * config/mep/intrinsics.h: Regenerate.
13413 * config/mep/mep-intrin.h: Regenerate.
13415 2009-07-01 Jakub Jelinek <jakub@redhat.com>
13418 * jump.c (returnjump_p): Revert last patch.
13419 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
13421 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13424 * pa.md (casesi32p): Use jump table label to determine the offset
13426 (casesi64p): Likewise.
13428 * pa.c (forward_branch_p): Return bool type. Use instruction
13429 addresses when available. Assert that INSN has a jump label.
13430 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
13433 2009-07-01 Richard Guenther <rguenther@suse.de>
13435 PR tree-optimization/19831
13436 * tree-ssa-dce.c (propagate_necessity): Calls to functions
13437 that only act as barriers do not make any previous stores necessary.
13438 * tree-ssa-structalias.c (handle_lhs_call): Delay making
13439 HEAP variables global, do not add a constraint from nonlocal.
13440 (find_func_aliases): Handle escapes through return statements.
13441 (compute_points_to_sets): Make escaped HEAP variables global.
13443 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
13446 * expmed.c (emit_store_flag): Perform a conversion if necessary,
13447 after reducing a DImode cstore to SImode.
13449 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
13451 * expr.c (expand_expr_real_1): Reinstate fallthrough to
13452 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
13454 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
13456 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
13457 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
13459 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
13460 and umod_optab if TARGET_BSD_DIVMOD.
13461 * config/vax/lib1funcs.asm: New file.
13462 * config/vax/t-linux: New file.
13463 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
13465 2009-06-30 Jakub Jelinek <jakub@redhat.com>
13468 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
13469 to type arguments that have void type.
13472 * dwarf2out.c (gen_formal_parameter_die): Call
13473 equate_decl_number_to_die if node is different from origin.
13475 2009-06-30 Anthony Green <green@moxielogic.com>
13477 Clean up moxie port for --enable-build-with-cxx.
13478 * config/moxie/moxie.c (moxie_function_value): First two
13479 parameters are const_tree, not tree.
13480 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
13481 (REG_CLASS_NAMES): Ditto.
13482 (REGNO_REG_CLASS): Ditto.
13483 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
13484 (moxie_function_value): Fix constyness of arguments.
13486 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
13488 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
13489 finalize_size_functions before further processing.
13490 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
13491 (variable_size): Call self_referential_size on size expressions
13492 that contain a PLACEHOLDER_EXPR.
13493 (size_functions): New static variable.
13494 (copy_self_referential_tree_r): New static function.
13495 (self_referential_size): Likewise.
13496 (finalize_size_functions): New global function.
13497 * tree.c: Include tree-inline.h.
13498 (push_without_duplicates): New static function.
13499 (find_placeholder_in_expr): New global function.
13500 (substitute_in_expr) <tcc_declaration>: Return the replacement object
13502 <tcc_expression>: Likewise.
13503 <tcc_vl_exp>: If the replacement object is a constant, try to inline
13504 the call in the expression.
13505 * tree.h (finalize_size_functions): Declare.
13506 (find_placeholder_in_expr): Likewise.
13507 (FIND_PLACEHOLDER_IN_EXPR): New macro.
13508 (substitute_placeholder_in_expr): Update comment.
13509 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
13511 (copy_tree_body_r): Likewise.
13512 (copy_tree_body): New static function.
13513 (maybe_inline_call_in_expr): New global function.
13514 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
13515 (maybe_inline_call_in_expr): Declare.
13516 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
13517 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
13520 2009-06-30 Richard Guenther <rguenther@suse.de>
13522 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
13524 (propagate_necessity): Do not mark reaching defs of stores
13527 2009-06-30 Jan Hubicka <jh@suse.cz>
13529 * cfgloopanal.c (check_irred): Move into ...
13530 (mark_irreducible_loops): ... here; return true if ireducible
13532 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
13533 (analyze_function): Try to prove loop finiteness.
13534 * cfgloop.h (mark_irreducible_loops): Update prototype.
13535 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
13537 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
13539 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
13541 2009-06-30 Ira Rosen <irar@il.ibm.com>
13543 PR tree-optimization/40542
13544 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
13547 2009-06-30 Martin Jambor <mjambor@suse.cz>
13549 PR tree-optimization/40582
13550 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
13551 than useless_type_conversion_p.
13552 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
13555 2009-06-30 Martin Jambor <mjambor@suse.cz>
13557 PR middle-end/40554
13558 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
13560 2009-06-30 Richard Guenther <rguenther@suse.de>
13562 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
13563 use ao_ref references.
13564 (walk_aliased_vdefs): Likewise.
13565 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
13566 * tree-ssa-dce.c (struct ref_data): Remove.
13567 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
13568 (mark_aliased_reaching_defs_necessary): Adjust.
13569 (mark_all_reaching_defs_necessary_1): Likewise.
13571 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
13574 * expmed.c (emit_cstore): New name of emit_store_flag_1.
13575 (emit_store_flag_1): Extract from emit_store_flag, adjust
13576 calls to (what now is) emit_cstore.
13577 (emit_store_flag): Call emit_store_flag_1 and also use it
13578 for what used to be recursive calls.
13580 2009-06-30 Wei Guozhi <carrot@google.com>
13583 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
13584 if the target bb post dominates from bb.
13585 * config/i386/i386.c (memory_address_length): Check existence of base
13586 register before using it.
13588 2009-06-30 Nick Clifton <nickc@redhat.com>
13589 DJ Delorie <dj@redhat.com>
13591 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
13592 __FMOVD_ENABLED__ is defined.
13594 (TARGET_FMOVD): Provide a default definition.
13595 (MASK_FMOVD): Likewise.
13596 (TARGET_CPU_CPP_BUILTINS): Define
13597 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
13598 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
13599 two fmov instructions depending upon whether TARGET_FMOVD is
13601 (split for DF load from memory into register): Also handle
13602 MEMs which consist of REG+DISP addressing.
13603 (split for DF store from register to memory): Likewise.
13604 * config/sh/sh.opt (mfmovd): Remove this switch.
13605 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
13606 * config/sh/sh.c (sh_override_options): Do not automatically
13607 enable TARGET_MOVD for the SH2A when supporting doubles - leave
13608 that to the -mfmovd command line switch.
13610 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
13612 (fldi_ok): Always allow.
13613 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
13615 2009-06-29 DJ Delorie <dj@redhat.com>
13617 * doc/install.texi (mep-x-elf): Correct chip's full name.
13619 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
13621 * doc/extend.texi: Fix typo.
13623 2009-06-29 Tom Tromey <tromey@redhat.com>
13625 * dwarf2.h: Remove.
13626 * Makefile.in (DWARF2_H): New variable.
13627 (except.o): Use it.
13628 (dwarf2out.o): Likewise.
13629 (dwarf2asm.o): Likewise.
13630 * config/i386/t-i386: Use DWARF2_H.
13631 * except.c: Include elf/dwarf2.h.
13632 * unwind-dw2.c: Include elf/dwarf2.h.
13633 * dwarf2out.c: Include elf/dwarf2.h.
13634 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
13635 <dtprel>: New field.
13636 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
13637 (size_of_loc_descr): Likewise.
13638 (output_loc_operands_raw): Likewise.
13639 (output_loc_operands): Handle new dtprel field.
13640 (loc_checksum): Update.
13641 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
13642 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
13643 * unwind-dw2-fde.c: Include elf/dwarf2.h.
13644 * dwarf2asm.c: Include elf/dwarf2.h.
13645 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
13646 * config/mmix/mmix.c: Include elf/dwarf2.h.
13647 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
13648 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
13649 * config/sh/sh.c: Include elf/dwarf2.h.
13650 * config/i386/i386.c: Include elf/dwarf2.h.
13652 2009-06-29 DJ Delorie <dj@redhat.com>
13654 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
13656 * doc/extend.texi: Add MeP attributes and pragmas.
13657 * doc/invoke.text: Add MeP Options.
13658 * doc/contrib.texi: Add MeP contribution.
13659 * doc/md.texi: Add MeP constraints.
13660 * doc/install.texi: Add MeP target.
13662 2009-06-30 Anatoly Sokolov <aesok@post.ru>
13664 * target.h (struct gcc_target): Add frame_pointer_required field.
13665 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
13666 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
13667 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
13669 * reload1.c (update_eliminables): (Ditto.).
13670 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
13671 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
13672 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
13674 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
13676 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
13677 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13678 (arm_frame_pointer_required): New function.
13680 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
13681 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13682 (avr_frame_pointer_required_p): Declare as static.
13683 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
13685 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
13686 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13687 (bfin_frame_pointer_required): Make as static, change return type
13689 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
13691 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
13692 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13693 (cris_frame_pointer_required): New function.
13695 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
13697 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
13698 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13699 (fr30_frame_pointer_required): New function.
13701 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
13702 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13703 (frv_frame_pointer_required): Make as static, change return type
13705 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
13707 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
13708 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13709 (ix86_frame_pointer_required): Make as static, change return type to
13711 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
13713 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
13714 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13716 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
13718 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
13720 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
13722 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
13723 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13724 (mips_frame_pointer_required): Make as static.
13725 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
13727 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
13728 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13729 (mmix_frame_pointer_required): Mew function.
13731 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
13732 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13734 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
13736 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
13738 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
13740 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
13741 (CAN_ELIMINATE): Redefine.
13742 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13743 (sparc_frame_pointer_required): New function.
13744 (sparc_can_eliminate): New function.
13745 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
13747 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
13748 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13750 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
13751 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13752 (xtensa_frame_pointer_required): Make as static, change return type
13754 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
13757 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
13759 * doc/plugins.texi: Document PLUGIN_START_UNIT.
13760 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
13761 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
13762 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
13763 (register_callback): Handle PLUGIN_START_UNIT.
13764 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
13766 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
13768 * tree.c (process_call_operands): Propagate TREE_READONLY from the
13770 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
13771 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
13773 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
13775 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
13778 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
13780 * doc/extend.texi (Additional Floating Types): __float128 is also
13781 supported on i386 targets.
13783 2009-06-29 Richard Guenther <rguenther@suse.de>
13785 PR middle-end/14187
13786 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
13788 (pt_solutions_same_restrict_base): Declare.
13789 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
13791 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
13792 (make_constraint_from, make_copy_constraint): Move earlier.
13793 (make_constraint_from_heapvar): New function.
13794 (make_constraint_from_restrict): Likewise.
13795 (handle_lhs_call): Use it.
13796 (find_func_aliases): Use it to track conversions to restrict
13797 qualified pointers.
13798 (struct fieldoff): Add only_restrict_pointers flag.
13799 (push_fields_onto_fieldstack): Initialize it.
13800 (create_variable_info_for): Track global restrict qualified pointers.
13801 (intra_create_variable_infos): Use make_constraint_from_heapvar.
13802 Track restrict qualified pointer arguments.
13803 (set_uids_in_ptset): Use varinfo is_global_var flag.
13804 (find_what_var_points_to): Set the vars_contains_restrict flag.
13805 Always create the points-to solution for sets including restrict tags.
13806 (pt_solutions_same_restrict_base): New function.
13807 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
13808 qualified pointers use pt_solutions_same_restrict_base as
13809 additional source for disambiguation.
13811 2009-06-29 Richard Guenther <rguenther@suse.de>
13813 PR middle-end/38212
13814 * alias.c (find_base_decl): Remove.
13815 (get_deref_alias_set_1): Remove restrict handling.
13816 * c-common.c (c_apply_type_quals_to_decl): Do not set
13817 DECL_POINTER_ALIAS_SET.
13818 * gimplify.c (find_single_pointer_decl_1): Remove.
13819 (find_single_pointer_decl): Likewise.
13820 (internal_get_tmp_var): Remove restrict handling.
13821 (gimple_regimplify_operands): Likewise.
13822 * omp-low.c (expand_omp_atomic_pipeline): Do not set
13823 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
13824 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
13825 * tree.c (restrict_base_for_decl): Remove.
13826 (init_ttree): Do not allocate it.
13827 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
13828 LABEL_DECL_UID for label decls.
13829 (copy_node_stat): Do not copy restrict information.
13830 (decl_restrict_base_lookup): Remove.
13831 (decl_restrict_base_insert): Likewise.
13832 (print_restrict_base_statistics): Likewise.
13833 (dump_tree_statistics): Do not call print_restrict_base_statistics.
13834 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
13835 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
13836 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
13837 (LABEL_DECL_UID): Adjust.
13838 (DECL_BASED_ON_RESTRICT_P): Remove.
13839 (DECL_GET_RESTRICT_BASE): Likewise.
13840 (SET_DECL_RESTRICT_BASE): Likewise.
13841 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
13843 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
13844 instead of DECL_POINTER_ALIAS_SET.
13845 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
13846 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
13847 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
13849 2009-06-29 Richard Guenther <rguenther@suse.de>
13851 PR tree-optimization/40579
13852 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
13853 the IL to simplify has constants that overflowed.
13855 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
13857 PR tree-optimization/40550
13858 * tree-vect-generic.c (expand_vector_operations_1): Compute in
13859 vector_compute_type only when the size of vector_compute_type is
13860 less than the size of type.
13862 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
13864 * fold-const.c (contains_label_1): Fix comments.
13865 (contains_label_p): Do not walk trees multiple time.
13867 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13869 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
13870 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
13871 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
13872 ix86_fp_comparison_operator.
13873 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
13874 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
13875 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
13876 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
13877 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
13878 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
13879 (related splits): Change predicate to ix86_fp_comparison_operator.
13880 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
13881 instead of ix86_fp_comparison_codes.
13882 (ix86_trivial_fp_comparison_operator,
13883 ix86_fp_comparison_operator): New.
13884 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
13885 (ix86_expand_compare): Eliminate last two parameters.
13886 (ix86_fp_jump_nontrivial_p): Kill.
13887 * config/i386/i386.c (put_condition_code): Eliminate call to
13888 ix86_fp_comparison_codes and subsequent assertion.
13889 (ix86_fp_comparison_codes): Eliminate.
13890 (ix86_fp_swap_condition): New.
13891 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
13892 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
13893 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
13894 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
13895 and ix86_fp_swap_condition.
13896 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
13897 Use ix86_fp_comparison_strategy.
13898 (ix86_expand_compare): Likewise. Eliminate last two arguments.
13899 (ix86_fp_jump_nontrivial_p): Eliminate.
13900 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
13901 call to ix86_expand_compare.
13902 (ix86_split_fp_branch, ix86_expand_setcc,
13903 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
13904 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
13906 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13908 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
13909 related to jump_clobbers.
13910 * config/arm/arm.md (conds): Remove jump_clob case.
13911 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
13912 splits): Change comparison_operator to arm_comparison_operator.
13913 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
13916 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13918 * dojump.c (do_compare_rtx_and_jump): Try swapping the
13919 condition for floating point modes.
13920 * expmed.c (emit_store_flag_1): Move here a bigger part
13921 of emit_store_flag.
13922 (emit_store_flag): Try swapping the condition for floating point
13924 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
13926 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13928 * expr.c (expand_expr_real_1): Just use do_store_flag.
13929 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
13930 emit_store_flag_force.
13931 * expmed.c (emit_store_flag_force): Copy here trick
13932 previously in expand_expr_real_1. Try reversing the comparison.
13933 (emit_store_flag_1): Work if target is NULL.
13934 (emit_store_flag): Work if target is NULL, using the result mode
13935 from the comparison. Use split_comparison, restructure final part
13936 to simplify conditionals.
13938 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13940 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
13941 * dojump.c (do_jump): Change handling of floating-point
13942 ops to use just do_compare_and_jump.
13943 (split_comparison): New.
13944 (do_compare_rtx_and_jump): Add here logic coming previously
13945 in do_jump, using split_comparison.
13947 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
13950 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
13952 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13954 * tree-ssa-alias.c: Fix unintentional commit.
13956 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13958 * passes.c (execute_one_pass): Fix unintentional commit.
13960 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13962 * df-problems.c (df_set_seen, df_unset_seen): Delete.
13963 (df_rd_local_compute, df_md_local_compute): Inline them.
13965 (df_md_scratch): New.
13966 (df_md_alloc, df_md_free): Allocate/free it.
13967 (df_md_local_compute): Only include live registers in init.
13968 (df_md_transfer_function): Prune the in-set computed by
13969 the confluence function, and the gen-set too.
13971 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13973 PR rtl-optimization/26854
13974 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
13975 * df-problems.c (df_rd_add_problem): Fix comment.
13976 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
13977 df_md_simulate_artificial_defs_at_top,
13978 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
13979 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
13980 df_md_transfer_function, df_md_init, df_md_confluence_0,
13981 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
13982 problem_MD, df_md_add_problem): New.
13983 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
13984 df_md_get_bb_info): New.
13985 (DF_LAST_PROBLEM_PLUS1): Adjust.
13987 * Makefile.in (fwprop.o): Include domwalk.h.
13988 * fwprop.c: Include domwalk.h.
13989 (reg_defs, reg_defs_stack): New.
13990 (bitmap_only_bit_between): Remove.
13991 (process_defs): New.
13992 (process_uses): Use reg_defs and local_md instead of
13993 bitmap_only_bit_between and local_rd.
13994 (single_def_use_enter_block): New, from build_single_def_use_links.
13995 (single_def_use_leave_block): New.
13996 (build_single_def_use_links): Remove code moved to
13997 single_def_use_enter_block, invoke domwalk.
13998 (use_killed_between): Adjust comment.
14000 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14002 * bitmap.h (bitmap_ior_and_into): New.
14003 * bitmap.c (bitmap_ior_and_into): New.
14005 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
14007 * domwalk.h (struct dom_walk_data): Remove all callbacks except
14008 before_dom_children_before_stmts and after_dom_children_after_stmts.
14009 Rename the two remaining callbacks to just before_dom_children and
14010 after_dom_children. Remove other GIMPLE statement walking bits.
14011 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
14012 * graphite.c: Do not include domwalk.h.
14013 * tree-into-ssa.c (interesting_blocks): New global.
14014 (struct mark_def_sites_global_data): Remove it and names_to_rename.
14015 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
14016 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
14017 now that they're not domwalk callbacks.
14018 (rewrite_initialize_block): Rename to...
14019 (rewrite_enter_block): ... this, place after called functions. Test
14020 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
14021 (rewrite_finalize_block): Rename to...
14022 (rewrite_leave_block): ... this, place after called functions.
14023 (rewrite_update_init_block): Rename to...
14024 (rewrite_update_enter_block): ... this, place after called functions.
14025 Test interesting_blocks, call rewrite_update_stmt and
14026 rewrite_update_phi_arguments.
14027 (rewrite_update_fini_block): Rename to...
14028 (rewrite_leave_block): ... this, place after called functions.
14029 (rewrite_blocks): Remove last argument, simplify initialization of
14031 (mark_def_sites_initialize_block): Rename to...
14032 (mark_def_sites_block): ... this, call mark_def_sites.
14033 (mark_def_sites_blocks): Remove argument, simplify initialization of
14035 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
14036 (update_ssa): Likewise.
14037 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
14039 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
14040 (dom_opt_initialize_block): Rename to...
14041 (dom_opt_enter_block): ... this, place after called functions. Walk
14042 statements here, inline propagate_to_outgoing_edges.
14043 (dom_opt_finalize_block): Rename to...
14044 (dom_opt_leave_block): ... this, place after called functions.
14045 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
14047 (dse_enter_block, dse_record_phi): New.
14048 (dse_record_phis): Delete.
14049 (dse_finalize_block): Rename to...
14050 (dse_leave_block): ... this.
14051 (tree_ssa_dse): Simplify initialization of walk_data.
14052 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
14053 Adjust initialization of walk_data.
14054 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
14055 * tree-ssa-loop-phiopt.c (get_non_trapping):
14056 Adjust initialization of walk_data.
14057 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
14058 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
14059 it's not a domwalk callback.
14060 (uncprop_initialize_block): Rename to...
14061 (dse_enter_block): ... this, call uncprop_into_successor_phis.
14062 (dse_finalize_block): Rename to...
14063 (dse_leave_block): ... this.
14064 (tree_ssa_uncprop): Simplify initialization of walk_data.
14065 * Makefile.in: Adjust dependencies.
14067 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
14069 * arm.md (casesi): Fix test for Thumb1.
14070 (thumb1_casesi_internal_pic): Likewise.
14071 (thumb1_casesi_dispatch): Likewise.
14073 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
14075 * config/arm/arm-cores.def: Added core cortex-m0.
14076 * config/arm/arm-tune.md: Regenerated.
14077 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
14079 2009-06-26 DJ Delorie <dj@redhat.com>
14081 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
14083 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
14084 the scheduler doesn't tag jump insns.
14086 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
14088 * c-decl.c (merge_decls): Re-indent.
14090 2009-06-26 Janis Johnson <janis187@us.ibm.com>
14093 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
14094 Special-case decimal float constants.
14096 2009-06-26 Richard Henderson <rth@redhat.com>
14098 * function.h (struct function): Add cannot_be_copied_reason,
14099 and cannot_be_copied_set.
14100 * tree-inline.c (has_label_address_in_static_1): Rename from
14101 inline_forbidden_p_2; don't set inline_forbidden_reason here.
14102 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
14103 don't set inline_forbidden_reason.
14104 (copy_forbidden): New function, split out of inline_forbidden_p.
14105 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
14106 (inline_forbidden_p): Use copy_forbidden.
14107 (tree_versionable_function_p): Likewise.
14108 (inlinable_function_p): Merge into tree_inlinable_function_p.
14109 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
14110 * ipa-cp.c (ipcp_versionable_function_p): New function.
14111 (ipcp_cloning_candidate_p): Use it.
14112 (ipcp_node_modifiable_p): Likewise.
14114 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
14116 * builtins.c (expand_builtin_alloca): Handle builtin alloca
14117 that is marked not to be inlined. Remove flag_mudflap use.
14118 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
14119 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
14121 2009-06-26 Steve Ellcey <sje@cup.hp.com>
14124 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
14125 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
14127 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
14129 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
14131 (__mingwthr_remove_key_dtor): Likewise.
14133 2009-06-26 Richard Guenther <rguenther@suse.de>
14135 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
14137 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
14139 PR middle-end/40525
14140 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
14141 try the non-cond_exec path also.
14143 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14146 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
14147 (output_cbranch): Use new functions.
14148 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
14151 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
14152 Pat Haugen <pthaugen@us.ibm.com>
14153 Revital Eres <ERES@il.ibm.com>
14155 * config/rs6000/rs6000.c (print_operand): Correct lossage message
14156 for %c error. Add %x support to print VSX registers as a unified
14157 register set, instead of separate float and altivec registers.
14158 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
14159 %y case, and add support for VSX pre-modify addresses.
14160 (output_toc): Add assert for CONST containing an integer constant
14162 (rs6000_adjust_cost): Add POWER7 support.
14163 (insn_must_be_first_in_group): Ditto.
14164 (insn_must_be_last_in_group): Ditto.
14165 (rs6000_emit_popcount): Ditto.
14166 (rs6000_vector_mode_supported_p): Ditto.
14168 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
14169 Change some of the functions called by macros to being called
14170 through a pointer, so debug functions can be inserted if
14171 -mdebug=addr or -mdebug=cost.
14172 (rs6000_preferred_reload_class_ptr): Ditto.
14173 (rs6000_secondary_reload_class_ptr): Ditto.
14174 (rs6000_secondary_memory_needed_ptr): Ditto.
14175 (rs6000_cannot_change_mode_class_ptr): Ditto.
14176 (rs6000_secondary_reload_inner): Ditto.
14177 (rs6000_legitimize_reload_address): Ditto.
14178 (rs6000_legitimize_reload_address_ptr): Ditto.
14179 (rs6000_mode_dependent_address): Ditto.
14180 (rs6000_mode_dependent_address_ptr): Ditto.
14182 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
14183 function to return true if the mode allows reg + integer
14185 (virtual_stack_registers_memory_p): New function to return true if
14186 the address refers to a virtual stack register.
14187 (rs6000_legitimate_offset_address_p): Move code to say whether a
14188 mode supports reg+int addressing to reg_offset_addressing_ok_p and
14190 (rs6000_legitimate_address_p): Add checks for modes that only can
14191 do reg+reg addressing. Start adding VSX support.
14192 (rs6000_legitimize_reload_address): Ditto.
14193 (rs6000_legitimize_address): Ditto.
14194 (rs6000_debug_legitimate_address_p): New debug functions for
14195 -mdebug=addr and -mdebug=cost.
14196 (rs6000_debug_rtx_costs): Ditto.
14197 (rs6000_debug_address_costs): Ditto.
14198 (rs6000_debug_adjust_cost): Ditto.
14199 (rs6000_debug_legitimize_address): Ditto.
14200 (rs6000_legitimize_reload_address_ptr): Point to call normal
14201 function or debug function. Make functions called via pointer
14203 (rs6000_mode_dependent_address_ptr): Ditto.
14204 (rs6000_secondary_reload_class_ptr): Ditto.
14205 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
14206 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
14207 into a friendlier error.
14208 (rs6000_init_builtins): Add initial VSX support.
14209 (rs6000_adjust_cost): Fix some spacing issues.
14211 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
14212 (REG_CLASS_NAMES): Ditto.
14213 (REG_CLASS_CONTENTS): Ditto.
14214 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
14215 pointer, to add -mdebug=addr support.
14216 (CANNOT_CHANGE_MODE_CLASS): Ditto.
14217 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
14218 -mdebug=addr support.
14219 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
14220 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
14221 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
14223 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
14225 (bswapsi*): Set attribute types for load/store. Add combiner
14226 patterns to eliminate zero extend on 64-bit.
14227 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
14228 stdbrx if the hardware supports those instructions.
14230 2009-06-25 Ian Lance Taylor <iant@google.com>
14232 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
14233 (Link Options): Document -static-libstdc++.
14235 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14238 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
14239 DATA_ALIGNMENT instead.
14241 2009-06-25 Richard Guenther <rguenther@suse.de>
14243 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
14244 indirect references against the callused/escaped solutions.
14245 (call_may_clobber_ref_p_1): Likewise.
14247 2009-06-25 Martin Jambor <mjambor@suse.cz>
14249 PR tree-optimization/40493
14250 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
14251 (enum unscalarized_data_handling): New type.
14252 (handle_unscalarized_data_in_subtree): Return what has been done.
14253 (load_assign_lhs_subreplacements): Handle left flushes differently.
14254 (sra_modify_assign): Use unscalarized_data_handling, simplified
14255 condition determining whether to remove the statement.
14257 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
14259 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
14260 excerpt - @ should be doubled for texinfo.
14262 2009-06-24 Ian Lance Taylor <iant@google.com>
14264 * config/arc/arc.c: Include "df.h".
14265 (arc_attribute_table): Make static. Move higher in file.
14266 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
14267 (output_shift): Initialize n later to avoid warning.
14268 * config/arm/arm.c (arm_attribute_table): Make static. Move
14270 * config/avr/avr.c (avr_attribute_table): Make static. Move
14272 (reg_class_tab): Change array type from int to enum reg_class.
14273 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
14275 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
14276 (lshrhi3_out): Likewise.
14277 (class_likely_spilled_p): Change return type to bool.
14278 (avr_rtx_costs): Use local code variable with enum type.
14279 * config/avr/avr.md (movmemhi): Use add_reg_note.
14280 (andhi3, andsi3): Don't use AS2 with "and".
14281 (iorhi3, iorsi3): Don't use AS2 with "or".
14282 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
14283 * config/crx/crx.c: Include "df.h".
14284 (crx_attribute_table): Make static.
14285 * config/m32r/m32r.c: Include "df.h".
14286 (m32r_attribute_table): Make static. Move higher in file.
14287 (pop): Use add_reg_note.
14288 (block_move_call): Change 0 to LCT_NORMAL in function call.
14289 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
14290 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
14291 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
14292 declare, not just when TREE_CODE is defined.
14293 * config/m68hc11/m68hc11.c: Include "expr.h".
14294 (m68hc11_attribute_table): Make static. Move higher in file.
14295 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
14297 (m68hc11_register_indirect_p): Likewise.
14298 (m68hc11_function_arg_padding): Change return type to enum
14300 (emit_move_after_reload): Use add_reg_note.
14301 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
14302 (m68hc11_split_logical): Likewise.
14303 (m68hc11_rtx_costs): Add local code_and outer_code variables with
14305 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
14306 to VOIDmode in function call.
14307 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
14309 (m68hc11_split_logical): Update declaration.
14310 (m68hc11_function_arg_padding): Update declaration.
14311 * config/mcore/mcore.c (regno_reg_class): Change form array of int
14312 to array of enum reg_class.
14313 (mcore_attribute_table): Make static. Move higher in file.
14314 (mcore_rtx_costs): Add cast to enum type.
14315 * config/mcore/mcore.h (regno_reg_class): Update declaration.
14316 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
14317 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
14319 * config/sh/predicates.md (trapping_target_operand): Rename and to
14321 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
14323 * config/spu/spu.c (spu_attribute_table): Make static. Move
14325 * config/v850/v850.c (v850_attribute_table): Make static. Move
14327 (v850_rtx_costs): Use local code with enum type.
14328 (expand_epilogue): Add cast.
14329 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
14331 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
14334 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
14335 -m2a-single-only and -m2a-nofpu.
14336 * config/sh/sh.opt: Document m2a generates FPU code.
14338 2009-06-24 Anatoly Sokolov <aesok@post.ru>
14340 * defaults.h (CAN_ELIMINATE): Provide default.
14341 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
14342 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
14343 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
14344 * config/spu/spu.h (CAN_ELIMINATE): Delete.
14345 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
14346 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
14347 * config/cris/cris.h (CAN_ELIMINATE): Delete.
14348 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
14349 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
14350 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
14352 2009-06-24 DJ Delorie <dj@redhat.com>
14354 * mep-ext-cop.cpu: Fix copyright notice.
14355 * mep-default: Fix copyright notice.
14356 * mep-core: Fix copyright notice.
14357 * mep: Fix copyright notice.
14358 * mep-ivc2: Fix copyright notice.
14359 * mep-c5: Fix copyright notice.
14361 2009-06-24 Denis Chertykov <chertykov@gmail.com>
14363 * doc/contrib.texi (Contributors):
14365 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
14367 PR middle-end/40501
14368 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
14369 src and dst operands if necessary.
14371 2009-06-23 DJ Delorie <dj@redhat.com>
14374 * config.gcc: Add mep support.
14375 * recog.c: Resurrect validate_replace_rtx_subexp().
14376 * recog.h: Likewise.
14377 * config/mep/: Add new port:
14378 * config/mep/constraints.md: New file.
14379 * config/mep/default.h: New file.
14380 * config/mep/intrinsics.h: New file.
14381 * config/mep/intrinsics.md: New file.
14382 * config/mep/ivc2-template.h: New file.
14383 * config/mep/mep-c5.cpu: New file.
14384 * config/mep/mep-core.cpu: New file.
14385 * config/mep/mep-default.cpu: New file.
14386 * config/mep/mep-ext-cop.cpu: New file.
14387 * config/mep/mep-intrin.h: New file.
14388 * config/mep/mep-ivc2.cpu: New file.
14389 * config/mep/mep-lib1.asm: New file.
14390 * config/mep/mep-lib2.c: New file.
14391 * config/mep/mep-pragma.c: New file.
14392 * config/mep/mep-protos.h: New file.
14393 * config/mep/mep-tramp.c: New file.
14394 * config/mep/mep.c: New file.
14395 * config/mep/mep.cpu: New file.
14396 * config/mep/mep.h: New file.
14397 * config/mep/mep.md: New file.
14398 * config/mep/mep.opt: New file.
14399 * config/mep/predicates.md: New file.
14400 * config/mep/t-mep: New file.
14402 2009-06-23 Ian Lance Taylor <iant@google.com>
14404 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
14405 from loose_warn into c_loose_warn and from strict_warn into
14406 c_strict_warn. Set and substitute warn_cxxflags. Check for
14407 --enable-build-with-cxx. Set and substitute
14408 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
14409 * Makefile.in (CXXFLAGS): New variable.
14410 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
14411 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
14412 the default is the same as $(STRICT_WARN).
14413 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
14414 (CXX): New variable.
14415 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
14416 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
14417 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
14418 (HOST_LIBS): New variable.
14419 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
14420 (ALL_CXXFLAGS): New variable.
14421 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
14422 * doc/install.texi (Configuration): Document
14423 --enable-build-with-cxx, --with-stage1-ldflags,
14424 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
14425 * configure: Rebuild.
14427 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14429 * config/arm/arm.c (arm_override_options): Fix braces and formatting
14430 from previous commit.
14432 2009-06-23 Ian Lance Taylor <iant@google.com>
14434 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
14436 2009-06-23 Ian Lance Taylor <iant@google.com>
14438 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
14439 with ATTRIBUTE_UNUSED.
14441 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14442 Pat Haugen <pthaugen@us.ibm.com>
14443 Revital Eres <eres@il.ibm.com>
14445 * config.in (HAVE_AS_POPCNTD): Add default definition.
14446 (HAVE_AS_LWSYNC): Ditto.
14448 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
14450 (gcc_cv_as_powerpc_cmpb): Ditto.
14451 (gcc_cv_as_powerpc_dfp): Ditto.
14452 (gcc_cv_as_powerpc_vsx): Ditto.
14453 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
14454 supporting the popcntd/lwsync instructions.
14455 (gcc_cv_as_powerpc_lwsync): Ditto.
14456 * configure: Regenerate.
14458 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
14459 -mcpu=native and -mcpu=power7.
14460 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
14462 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
14463 a variable instead of a mask to reduce the number of mask bits.
14464 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
14465 (-mbit-word): Ditto.
14466 (-mregnames): Ditto.
14467 * config/rs6000/rs6000.opt (-mupdate): Ditto.
14468 (-mfused-madd): Ditto.
14470 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
14472 (-mvsx): New switch for VSX instructions.
14473 (-misel): Move from a variable to a mask to allow it to be set by
14476 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
14477 function declaration to an array declaration.
14478 (rs6000_hard_regno_nregs): New external array declaration.
14480 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
14481 files included by rs6000.md.
14483 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
14484 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
14486 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
14488 (rs6000_debug_reg): New -mdebug= variables.
14489 (rs6000_debug_addr): Ditto.
14490 (rs6000_debug_cost): Ditto.
14491 (rs6000_pmode): New variable to hold Pmode.
14492 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
14493 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
14494 calculated at compiler start.
14495 (rs6000_hard_regno_nregs): Change function to an array which holds
14496 HARD_REGNO_NREGS calculated at compiler start.
14497 (rs6000_explicit_options): Delete isel field.
14498 (rs6000_vector_unit): New array to hold which vector unit
14499 supports arithmetic options for a given type.
14500 (rs6000_vector_mem): New array to hold which vector unit supports
14501 memory reference operations for a given type.
14502 (rs6000_vector_align): New array to given the alignment of each
14504 (power7_cost): New basic costs for power7.
14505 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
14506 (rs6000_hard_regno_nregs_internal): New function, moved from
14507 HARD_REGNO_NREGS, to calculate the number of registers each hard
14508 register takes for each type.
14509 (rs6000_debug_reg_print): New function for -mdebug=reg support.
14510 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
14511 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
14512 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
14513 unit information here so it is calculated once at compiler startup
14515 (rs6000_override_options): Make -misel a target mask. Add more
14516 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
14517 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
14519 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
14520 (rs6000_handle_option): Move -misel from variable to target mask.
14521 (rs6000_builtin_mask_for_load): Add VSX support.
14522 (rs6000_conditional_register_usage): Ditto.
14523 (USE_ALTIVEC_FOR_ARG_P): Ditto.
14524 (function_arg_boundary): Ditto.
14525 (rs6000_expand_builtin): Ditto.
14526 (def_builtin): Make abort message a little friendlier.
14527 (rs6000_emit_int_cmove): Add support for 64-bit isel.
14529 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
14530 assembler support the popcntd instruction instead of a vsx
14531 instruction to enable power7 support.
14532 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
14533 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
14534 option to the assembler if -mcpu=native.
14535 (ASM_CPU_NATIVE_SPEC): Ditto.
14536 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
14538 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
14539 the lwsync instruction.
14540 (enum processor_type): Add PROCESSOR_POWER7.
14541 (rs6000_debug_reg): New -mdebug= options.
14542 (rs6000_debug_addr): Ditto.
14543 (rs6000_debug_cost): Ditto.
14544 (rs6000_isel): Delete.
14545 (enum rs6000_vector): New enum to say what vector unit we have.
14546 (VECTOR_UNIT_*): New macros to say which vector unit has
14547 arithmetic operations for a given type.
14548 (VECTOR_MEM_*): New macros to say which vector unit has memory
14549 operations for a given type.
14550 (TARGET_LDBRX): Whether the machine supports the ldbrx
14552 (TARGET_ISEL): Delete, -misel moved to be a mask.
14553 (TARGET_ISEL64): New macro for 64-bit isel support.
14554 (UNITS_PER_VSX_WORD): New macro.
14555 (POINTER_SIZE): Move to be an external variable, rather than
14556 calculating whether we are generating 32 ot 64-bit code.
14558 (STACK_BOUNDARY): Add VSX support.
14559 (LOCAL_ALIGNMENT): Ditto.
14560 (SLOW_UNALIGNED_ACCESS): Ditto.
14561 (VSX_REGNO_P): New macro for VSX support.
14562 (VFLOAT_REGNO_P): Ditto.
14563 (VINT_REGNO_P): Ditto.
14564 (VLOGICAL_REGNO_P): Ditto.
14565 (VSX_VECTOR_MODE): Ditto.
14566 (VSX_SCALAR_MODE): Ditto.
14568 (VSX_MOVE_MODE): Ditto.
14569 (VSX_REG_CLASS_P): Ditto.
14570 (HARD_REGNO_NREGS): Instead of calling a function, use an array
14572 (UNITS_PER_SIMD_WORD): Add VSX support.
14573 (MODES_TIEABLE_P): Ditto.
14574 (STARTING_FRAME_OFFSET): Ditto.
14575 (STACK_DYNAMIC_OFFSET): Ditto.
14576 (EPILOGUE_USES): Ditto.
14577 (REGNO_REG_CLASS): Move to array lookup.
14578 (CLASS_MAX_NREGS): Ditto.
14579 (rs6000_vector_reg_class): Add declaration.
14580 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
14581 overlap with the floating point and Altivec registers.
14583 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
14585 * config/rs6000/driver-rs6000.c (asm_names): New static array to
14586 give the appropriate asm switches if -mcpu=native.
14587 (host_detect_local_cpu): Add support for "asm".
14588 (host_detect_local_cpu): Follow GNU code guidelines for name.
14590 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
14591 -mbit-word to a variable instead of being a target mask.
14593 * config/rs6000/sync.md (lwsync): If the assembler supports it,
14594 emit the lwsync instruction instead of emitting the instruction as
14595 an integer constant.
14597 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
14598 fixuns_trundfsi2, move expander into rs6000.md.
14600 * config/rs6000/rs6000.md (cpu): Add power7.
14601 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
14602 (logical predicate patterns): Change the single instruction
14603 primitives that set CR0 to be fast_compare instead of compare.
14605 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
14606 (popcntddi2): Ditto.
14607 (popcount<mode>): Ditto.
14608 (floating multiply/add insns): Name the floating point
14609 multiply/add insns.
14610 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
14611 (isel_unsigned_<mode>): Ditto.
14612 (fixuns_trundfsi2): Move expander here from spe.md.
14613 (smindi3): Define if we have -misel on 64-bit systems.
14618 2009-06-23 Anatoly Sokolov <aesok@post.ru>
14620 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
14622 * config/avr/avr.c (avr_current_device): New variable.
14623 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
14624 (avr_arch, mcu_type_s): Move to avr.h.
14625 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
14626 default_data_section_start fields.
14627 (avr_arch): Moved from avr.c.
14628 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
14629 library_name fields.
14630 (avr_current_device, avr_mcu_types, avr_arch_types,
14631 avr_device_to_arch, avr_device_to_data_start,
14632 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
14633 (EXTRA_SPEC_FUNCTIONS): Define.
14634 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
14635 options mapping. Use device_to_arch and device_to_data_start insted.
14636 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
14637 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
14638 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
14639 * config/avr/driver-avr.c: New file.
14640 * config/avr/avr-devices.c: New file.
14642 2009-06-23 Jakub Jelinek <jakub@redhat.com>
14644 * var-tracking.c (unshare_variable): Force initialized to
14645 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
14646 (set_variable_part): Likewise.
14647 (struct variable_union_info): Remove pos_src field.
14648 (vui_vec, vui_allocated): New variables.
14649 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
14650 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
14651 == 1 use a simpler sorting algorithm. Compute pos field right
14652 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
14653 Avoid quadratic comparison if !flag_var_tracking_uninit.
14654 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
14655 unshare_variable unconditionally.
14656 (dataflow_set_different_2): Removed.
14657 (dataflow_set_different): Don't traverse second hash table.
14658 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
14659 unconditionally to var_reg_set or var_mem_set.
14660 (emit_notes_in_bb): Likewise.
14661 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
14663 (emit_note_insn_var_location): Don't set initialized to
14664 VAR_INIT_STATUS_INITIALIZED early.
14665 (vt_finalize): Free vui_vec if needed, clear vui_vec and
14667 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
14669 * tree-object-size.c (addr_object_size): Instead of checking
14670 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
14671 are no FIELD_DECLs following it.
14673 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
14675 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
14676 order to match bswaps with signed source operands.
14678 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14680 * sdbout.c (sdbout_one_type): Fix braces in switch.
14682 2009-06-23 Richard Guenther <rguenther@suse.de>
14684 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
14686 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
14687 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
14688 var_callused, callused_tree, var_storedanything, storedanything_tree,
14689 var_integer, integer_tree): Remove global variables.
14690 (new_var_info): Do not pass new id, append the new var to the
14691 global variable vector.
14692 (do_ds_constraint): Use is_global_var member of the variable-info.
14693 (new_scalar_tmp_constraint_exp): Adjust.
14694 (create_function_info_for): Likewise.
14695 (create_variable_info_for): Likewise.
14696 (find_what_var_points_to): Remove dead code.
14697 (init_base_vars): Simplify.
14698 (compute_points_to_sets): Adjust.
14700 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
14702 * combine.c (try_combine): Dump information about the insns we're
14705 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
14707 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
14708 check when calling force_to_mode on TRUNCATE's operand.
14710 2009-06-22 Ian Lance Taylor <iant@google.com>
14712 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
14714 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
14716 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
14718 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14720 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
14721 override library linkage flags such as -static-libgcc or
14724 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14726 * config/m68k/m68k-devices.def: Add line for MCF5221x.
14728 2009-06-22 Ian Lance Taylor <iant@google.com>
14730 * config/linux.opt: Put mglibc ahead of muclibc.
14732 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
14733 for duplicate decls.
14735 2009-06-22 Matthias Klose <doko@ubuntu.com>
14737 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
14739 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
14742 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
14743 instead of NULL if a parser error occurs.
14745 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14747 * dwarf2out.c (dwarf2_debug_hooks): Initialize
14748 non-DWARF2_DEBUGGING_INFO version.
14750 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
14752 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
14753 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
14755 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
14756 (LIBGCC2_TF_CEXT): Define.
14759 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14762 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
14764 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14766 * config/arm/arm.c (arm_override_options): Disable
14767 -mcaller-super-interworking and -mcallee-super-interworking.
14768 * doc/invoke.texi (ARM Options): Document this.
14770 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
14772 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
14773 * config/arm/constraints.md (j): New constraint for movw operands.
14774 (N): Remove thumb2 meaning.
14775 * config/arm/arm.md (*arm_movw): Delete.
14776 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
14777 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
14778 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
14780 2009-06-22 Martin Jambor <mjambor@suse.cz>
14782 PR tree-optimization/40492
14783 * tree-sra.c (sra_modify_assign): Pass zero offsets to
14784 build_ref_for_offset.
14786 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
14788 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
14789 JUMP_TABLE_DATA_P predicates where applicable.
14790 * auto-inc-dec.c: Ditto.
14791 * builtins.c: Ditto.
14792 * caller-save.c: Ditto.
14794 * cfgcleanup.c: Ditto.
14795 * cfglayout.c: Ditto.
14797 * combine.c: Ditto.
14798 * combine-stack-adj.c: Ditto.
14802 * df-scan.c: Ditto.
14804 * dwarf2asm.c: Ditto.
14805 * dwarf2out.c: Ditto.
14806 * emit-rtl.c: Ditto.
14812 * function.c: Ditto.
14815 * genpreds.c: Ditto.
14816 * genrecog.c: Ditto.
14818 * ira-costs.c: Ditto.
14819 * ira-lives.c: Ditto.
14821 * loop-iv.c: Ditto.
14822 * lower-subreg.c: Ditto.
14823 * modulo-sched.c: Ditto.
14825 * postreload.c: Ditto.
14826 * print-rtl.c: Ditto.
14828 * reginfo.c: Ditto.
14829 * regmove.c: Ditto.
14830 * reload1.c: Ditto.
14833 * rtlanal.c: Ditto.
14835 * sched-vis.c: Ditto.
14837 * sel-sched-ir.c: Ditto.
14838 * simplify-rtx.c: Ditto.
14839 * targhooks.c: Ditto.
14840 * var-tracking.c: Ditto.
14841 * vmsdbgout.c: Ditto.
14843 2009-06-22 Matthias Klose <doko@ubuntu.com>
14845 * Makefile.in (install-plugin): Always use DESTDIR.
14847 2009-06-22 Olivier Hainque <hainque@adacore.com>
14849 * config/pa/pa.c (output_call): Don't optimize post call jumps
14850 into return address adjustments if the call may throw.
14852 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
14854 * arm.c (thumb1_output_casesi): New function.
14855 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
14856 optimizing for size or PIC.
14857 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
14858 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
14859 (casesi): Handle Thumb-1 when optimizing for size or PIC.
14860 (thumb1_casesi_internal_pic): New expand rule.
14861 (thumb1_casesi_dispatch): New pattern.
14862 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
14864 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
14865 in the text seciton when PIC or optimizing for size.
14866 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
14867 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
14868 preservation properties of code.
14869 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
14870 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
14871 (__gnu_thumb1_case_si): New function.
14872 * t-arm (LIB1ASMSRC): Define here.
14873 (LIB1ASMFUNCS): Add some common functions.
14874 * t-arm-elf (LIB1ASMSRC): Delete.
14875 (LIB1ASMFUNCS): Append to existing set.
14876 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14877 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14878 * t-symbian (LIB1ASMFUNCS): Likewise.
14879 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14880 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14882 2009-06-21 Richard Guenther <rguenther@suse.de>
14884 PR tree-optimization/38729
14885 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
14886 to loops with a single exit if -fno-expensive-optimizations.
14888 2009-06-21 Jakub Jelinek <jakub@redhat.com>
14890 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
14891 (dataflow_set): Change vars type from htab_t to shared_hash.
14892 (shared_hash_pool, empty_shared_hash): New variables.
14893 (vars_clear): Removed.
14894 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
14895 shared_hash_find_slot_unshare, shared_hash_find_slot,
14896 shared_hash_find_slot_noinsert, shared_hash_find): New
14898 (shared_hash_unshare, shared_hash_destroy): New functions.
14899 (unshare_variable): Unshare set->vars if shared, use
14901 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
14902 (get_init_value, find_src_set_src, dump_dataflow_set,
14903 clobber_variable_part, emit_notes_for_differences): Use
14905 (dataflow_set_init): Remove second argument, set vars to
14906 empty_shared_hash instead of creating a new htab.
14907 (dataflow_set_clear): Call shared_hash_destroy and set vars
14908 to empty_shared_hash instead of calling vars_clear.
14909 (dataflow_set_copy): Don't call vars_copy, instead just share
14910 the src htab with dst.
14911 (variable_union): Use shared_hash_*, use initially NO_INSERT
14912 lookup if set->vars is shared. Don't keep slot cleared before
14913 calling unshare_variable. Unshare set->vars if needed.
14914 Even ->refcount == 1 vars must be unshared if set->vars is shared
14915 and var needs to be modified.
14916 (variable_canonicalize): New function.
14917 (dataflow_set_union): If dst->vars is empty, just share src->vars
14918 with dst->vars and traverse with variable_canonicalize to canonicalize
14919 and unshare what is needed.
14920 (dataflow_set_different): If old_set and new_set use the same shared
14921 htab, they aren't different. If number of htab elements is different,
14922 htabs are different. Use shared_hash_*.
14923 (dataflow_set_destroy): Call shared_hash_destroy instead of
14925 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
14926 second argument to dataflow_set_init.
14927 (vt_initialize): Likewise. Initialize shared_hash_pool and
14928 empty_shared_hash, move bb in/out initialization afterwards.
14929 Use variable_htab_free instead of NULL as changed_variables del hook.
14930 (variable_was_changed): Change type of second argument to pointer to
14931 dataflow_set. When inserting var into changed_variables, bump
14932 refcount. Unshare set->vars if set is shared htab and slot needs to
14934 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
14935 lookup if set->vars is shared. Unshare set->vars if needed.
14936 Even ->refcount == 1 vars must be unshared if set->vars is shared
14937 and var needs to be modified. Adjust variable_was_changed caller.
14938 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
14939 vars must be unshared if set->vars is shared and var needs to be
14940 modified. Adjust variable_was_changed caller.
14941 (emit_note_insn_var_location): Don't pool_free var.
14942 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
14944 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
14945 free_alloc_pool on shared_hash_pool.
14947 2009-06-20 Anthony Green <green@moxielogic.com>
14949 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
14950 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
14952 2009-06-20 Richard Guenther <rguenther@suse.de>
14954 * tree-ssa-structalias.c (find_func_aliases): For memset use
14955 a constraint from NULL if we memset to zero.
14956 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
14957 we explicitly handle that do not read from memory.
14958 (call_may_clobber_ref_p_1): Properly handle builtins that may
14961 2009-06-20 Richard Guenther <rguenther@suse.de>
14963 PR tree-optimization/40495
14964 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
14965 (new_scalar_tmp_constraint_exp): New function.
14966 (process_constraint): Do not create temporary decls.
14967 (process_all_all_constraints): Likewise.
14968 (handle_const_call): Likewise.
14969 (create_function_info_for): Do not set decl.
14971 2009-06-19 Ian Lance Taylor <iant@google.com>
14973 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
14974 (rs6000_attribute_table): Make static; move before use.
14976 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
14978 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
14979 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
14980 Propagate the TREE_READONLY flag without overwriting it.
14981 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
14982 Propagate the TREE_READONLY flag onto the result.
14983 (process_call_operands): Move around. Use correct constant value.
14985 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14988 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
14989 * config/arm/arm.md: Likewise.
14991 2009-06-19 Ian Lance Taylor <iant@google.com>
14993 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
14994 to GIMPLE_ERROR_MARK.
14996 * c-typeck.c (build_conditional_expr): Add op1_original_type and
14997 op2_original_type parameters. Warn about using different enum types.
14998 * c-parser.c (c_parser_conditional_expression): Pass original
14999 types to build_conditional_expr.
15000 * c-tree.h (build_conditional_expr): Update declaration.
15002 2009-06-19 Ian Lance Taylor <iant@google.com>
15004 * config/i386/i386.c (ix86_function_specific_save): Test that
15005 fields match values, rather than testing the values are in a
15008 2009-06-19 Richard Guenther <rguenther@suse.de>
15010 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
15011 ADDR_EXPR pointers.
15012 (ptr_derefs_may_alias_p): Likewise.
15013 (ptr_deref_may_alias_ref_p_1): New function.
15014 (ptr_deref_may_alias_ref_p): Likewise.
15015 (ref_maybe_used_by_call_p_1): Handle builtins that are not
15016 covered by looking at the ESCAPED solution.
15017 (call_may_clobber_ref_p_1): Likewise.
15018 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
15019 Handle NULL_TREE offset. Do not produce redundant constraints.
15020 (process_all_all_constraints): New helper function.
15021 (do_structure_copy): Use it.
15022 (handle_lhs_call): Likewise.
15023 (find_func_aliases): Handle some builtins with pointer arguments
15024 and/or return values explicitly.
15026 2009-06-19 Ian Lance Taylor <iant@google.com>
15028 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
15030 2009-06-19 Ian Lance Taylor <iant@google.com>
15032 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
15034 2009-06-19 Ian Lance Taylor <iant@google.com>
15036 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
15037 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
15040 * c-decl.c (finish_decl): If -Wc++-compat, warn about
15041 uninitialized const.
15043 2009-06-19 Ian Lance Taylor <iant@google.com>
15045 * dse.c (struct store_info): Rename bitmap field to bmap. Change
15048 * c-decl.c (in_struct, struct_types): Remove.
15049 (struct c_binding): Add in_struct field.
15050 (c_binding_ptr): Define type, along with VEC.
15051 (struct c_struct_parse_info): Define.
15052 (struct_parse_info): New static variable.
15053 (bind): Initialize in_struct field.
15054 (start_struct): Remove enclosing_in_struct and
15055 enclosing_struct_types parameters. Add
15056 enclosing_struct_parse_info parameter. Change all callers. Set
15057 struct_parse_info rather than in_struct and struct_types.
15058 (grokfield): If -Wc++-compat and there is a symbol binding for the
15059 field name, set the in_struct flag and push it on the
15060 struct_parse_info->fields vector.
15061 (warn_cxx_compat_finish_struct): New static function.
15062 (finish_struct): Remove enclosing_in_struct and
15063 enclosing_struct_types parameters. Add
15064 enclosing_struct_parse_info parameter. Change all callers. Don't
15065 set C_TYPE_DEFINED_IN_STRUCT here. Call
15066 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
15067 parameter. Only push on struct_types if warn_cxx_compat.
15068 (finish_enum): Only push on struct_types if warn_cxx_compat.
15069 (declspecs_add_type): Add loc parameter. Change all callers.
15070 Change all error calls to error_at. Pass loc, not input_location,
15071 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
15072 defined in a struct. If -Wc++-compat and parsing a struct, record
15073 that a typedef name was used.
15074 * c-parser.c (c_parser_declspecs): Get location to pass to
15075 declspecs_add_type.
15076 (c_parser_struct_or_union_specifier): Update calls to start_struct
15078 * c-tree.h (struct c_struct_parse_info): Declare.
15079 (finish_struct, start_struct): Update declarations.
15080 (declspecs_add_type): Update declaration.
15082 2009-06-19 Ian Lance Taylor <iant@google.com>
15084 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
15085 variable with an anonymous type.
15087 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15089 * see.c: Remove for real.
15091 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
15093 * optabs.h (enum optab_index): Add new OTI_significand.
15094 (significand_optab): Define corresponding macro.
15095 * optabs.c (init_optabs): Initialize significand_optab.
15096 * genopinit.c (optabs): Implement significand_optab using
15097 significand?f2 patterns.
15098 * builtins.c (expand_builtin_mathfn): Handle
15099 BUILT_IN_SIGNIFICAND{,F,L}.
15100 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
15101 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
15103 * config/i386/i386.md (significandxf2, significand<mode>2): New
15104 expanders to implement significandf, significand and significandl
15105 built-ins as inline x87 intrinsics.
15107 2009-06-18 Anatoly Sokolov <aesok@post.ru>
15109 * config/avr/avr.c (avr_override_options): Remove setting value of
15110 PARAM_INLINE_CALL_COST.
15112 2009-06-18 Richard Henderson <rth@redhat.com>
15115 * tree-pass.h (TDF_ASMNAME): New.
15116 * tree-dump.c (dump_options): Add asmname.
15117 * doc/invoke.texi: Document it.
15119 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
15120 (dump_decl_name): ...here.
15121 (dump_function_name): New flags arg; mind TDF_ASMNAME.
15122 (dump_generic_node): Update dump_function_name calls.
15123 (print_call_name): New flags arg; update all dump calls.
15124 * diagnostic.h (print_call_name): Update.
15125 * gimple-pretty-print.c (dump_gimple_call): Update.
15127 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
15130 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
15132 2009-06-18 Diego Novillo <dnovillo@google.com>
15134 * doc/plugins.texi: Document plugin_is_GPL_compatible.
15135 * plugin.c (str_license): Declare.
15136 (try_init_one_plugin): Assert that the symbol
15137 'plugin_is_GPL_compatible' exists.
15139 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
15142 * Makefile.in (OBJS-common): Remove see.o.
15144 * common.opt (fsee): Mark as preserved for backward compatibility.
15145 * opts.c (common_handle_option): Add OPT_fsee to the backward
15146 compatibility section.
15147 * passes.c (init_optimization_passes, pass_see): Remove pass.
15148 * timevar.def (TV_SEE): Remove.
15149 * tree-pass.h (pass_see): Remove declaration.
15150 * doc/invoke.texi (-fsee): Remove documentation.
15152 2009-06-18 Martin Jambor <mjambor@suse.cz>
15154 * tree-sra.c: Include statistics.h
15155 (sra_stats): New variable.
15156 (sra_initialize): Clear sra_stats.
15157 (create_access_replacement): Increment sra_stats.replacements.
15158 (get_access_replacement): Do not return twice.
15159 (analyze_all_variable_accesses): Increment statistics counter by the
15160 number of scalarized aggregates.
15161 (generate_subtree_copies): Increment sra_stats.subtree_copies.
15162 (sra_modify_expr): Increment sra_stats.exprs.
15163 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
15164 (sra_modify_assign): Increment sra_stats.exprs,
15165 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
15166 (perform_intra_sra): Update statistics counters.
15167 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
15169 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15171 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
15172 (arm_scalar_mode_supported_p): New function.
15174 2009-06-18 Paul Brook <paul@codesourcery.com>
15175 Sandra Loosemore <sandra@codesourcery.com>
15177 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
15178 (__extendhfsf2, __truncsfhf2): Define.
15179 * config/arm/fp16.c: New file.
15180 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15181 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15183 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15185 * doc/extend.texi (Half-Precision): New section.
15186 * doc/invoke.texi (Option Summary): List -mfp16-format.
15187 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
15188 * config/arm/arm.opt (mfp16-format=): New.
15189 * config/arm/arm.c: Include intl.h.
15190 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
15191 (TARGET_INVALID_RETURN_TYPE): Redefine.
15192 (TARGET_PROMOTED_TYPE): Redefine.
15193 (TARGET_CONVERT_TO_TYPE): Redefine.
15194 (arm_fp16_format): Define.
15195 (all_fpus): Add entry for neon-fp16.
15196 (fp_model_for_fpu): Likewise.
15197 (struct fp16_format): Declare.
15198 (all_fp16_formats): Define.
15199 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
15201 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
15203 (arm_legitimate_index_p): Treat HFmode like HImode.
15204 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
15205 (coproc_secondary_reload_class): Special-case HFmode.
15206 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
15207 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
15208 (arm_init_fp16_builtins): New.
15209 (arm_init_builtins): Call it.
15210 (arm_invalid_parameter_type): New.
15211 (arm_invalid_return_type): New.
15212 (arm_promoted_type): New.
15213 (arm_convert_to_type).
15214 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
15216 (arm_emit_fp16_const): New function.
15217 (arm_mangle_type): Mangle __fp16 as "Dh".
15218 * config/arm/arm.h (TARGET_VFPD32): Make it know about
15220 (TARGET_NEON_FP16): New.
15221 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
15222 (enum fputype): Add FPUTYPE_NEON_FP16.
15223 (enum arm_fp16_format_type): Declare.
15224 (arm_fp16_format): Declare.
15225 (LARGEST_EXPONENT_IS_NORMAL): Define.
15226 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
15227 * config/arm/arm-modes.def (HFmode): Define.
15228 * config/arm/vfp.md (*movhf_vfp): New.
15229 (extendhfsf2): New.
15231 * config/arm/arm.md (fpu): Add neon_fp16.
15232 (floatsihf2, floatdihf2): New.
15233 (fix_trunchfsi2, fix_trunchfdi2): New.
15235 (extendhfdf2): New.
15237 (*arm32_movhf): New.
15238 (*thumb1_movhf): New.
15239 (consttable_2): Add check for HFmode constants.
15240 (consttable_4): Handle HFmode constants.
15242 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
15244 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
15246 2009-06-17 Olivier Hainque <hainque@adacore.com>
15248 * collect2.c (main): Use CONST_CAST2 to perform char ** to
15249 const char ** conversion in AIX specific section.
15251 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
15253 * config/i386/i386.c (ix86_special_builtin_type): Remove
15254 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
15255 (bdesc_special_args): Updated.
15256 (ix86_init_mmx_sse_builtins): Likewise.
15257 (ix86_expand_special_args_builtin): Likewise.
15259 2009-06-17 Richard Henderson <rth@redhat.com>
15261 * tree-pretty-print.c (maybe_dump_asm_name): New.
15262 (dump_decl_name): Use it.
15263 (PRINT_FUNCTION_NAME): Merge into...
15264 (dump_function_name): ... here. Use maybe_dump_asm_name.
15266 2009-06-17 Cary Coutant <ccoutant@google.com>
15268 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
15270 * debug.c (struct gcc_debug_hooks): Change placeholder for
15272 (debug_nothing_int_charstar_int): Replaced by...
15273 (debug_nothing_int_charstar_int_bool): ...this.
15274 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
15275 source_line prototype.
15276 (debug_nothing_int_charstar_int): Replaced by...
15277 (debug_nothing_int_charstar_int_bool): ...this.
15278 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
15279 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
15280 Output is_stmt operand when necessary.
15281 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
15282 (notice_source_line): Add is_stmt parameter.
15283 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
15284 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
15286 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
15287 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
15289 2009-06-17 Ian Lance Taylor <iant@google.com>
15291 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
15293 (struct store_by_pieces_d): Rename from store_by_pieces. Change
15296 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
15298 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
15299 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
15300 tree_strip_sign_nop_conversions and
15301 tree_ssa_strip_useless_type_conversions rather than stripping
15302 the operations here.
15303 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
15305 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
15306 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
15307 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
15308 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
15311 2009-06-17 Michael Eager <eager@eagercon.com>
15313 * config/rs6000/constraints.md (register_constraint "d"): New.
15314 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
15315 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
15316 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
15317 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
15318 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
15319 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
15320 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
15321 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
15322 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
15323 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
15325 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
15326 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
15327 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
15328 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
15329 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
15330 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
15331 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
15332 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
15333 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
15334 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
15335 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
15336 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
15337 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
15338 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
15340 2009-06-16 Ian Lance Taylor <iant@google.com>
15342 * profile.c (total_num_never_executed): Don't define.
15343 (compute_branch_probabilities): Don't count or print
15344 num_never_executed.
15345 (init_branch_prob): Don't set total_num_never_executed.
15346 (end_branch_prob): Don't print total_num_never_executed.
15348 2009-06-17 David Daney <ddaney@caviumnetworks.com>
15350 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
15352 2009-06-17 David Edelsohn <edelsohn@gnu.org>
15354 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
15355 (nabstd2_fpr): Same.
15357 2009-06-17 Steve Ellcey <sje@cup.hp.com>
15359 * expr.c (expand_assignment): Change complex type check.
15361 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
15363 * doc/plugins.texi (Building GCC plugins): Added new section.
15365 2009-06-17 Ian Lance Taylor <iant@google.com>
15367 * c-pch.c (get_ident): Don't set size of templ array.
15368 (pch_init): Don't set size of partial_pch array.
15370 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
15371 string constant to intialize an array whose size is the length of
15374 2009-06-17 Richard Guenther <rguenther@suse.de>
15376 PR tree-optimization/40389
15377 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
15378 to addressable types.
15379 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
15381 2009-06-17 Richard Guenther <rguenther@suse.de>
15383 PR middle-end/40460
15384 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
15385 if there is no evolution of left in the loop bail out.
15386 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
15387 chrec_fold_multiply.
15389 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
15390 Janis Johnson <janis187@us.ibm.com>
15393 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
15394 for the symbol ref of a constant that is the source of a move
15395 - nor for any other not-obvious-label-ref constants.
15397 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
15399 * plugin.c (position_pass): Skip newly inserted pass during list
15400 traversal to avoid repeated insertion.
15402 2009-06-16 Ian Lance Taylor <iant@google.com>
15404 * vec.h (VEC_stack_alloc): Define different version if
15405 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
15406 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
15407 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
15408 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
15410 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
15412 * config.gcc (extra_headers): Add ia32intrin.h for x86.
15414 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
15415 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
15416 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
15417 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
15418 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
15419 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
15420 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
15421 (bdesc_special_args): Add __builtin_ia32_rdtsc and
15422 __builtin_ia32_rdtscp.
15423 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
15424 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
15425 and __builtin_ia32_rorhi.
15426 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
15427 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
15428 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
15429 (ix86_expand_args_builtin): Likewise.
15430 (ix86_expand_special_args_builtin): Likewise.
15432 * config/i386/i386.md (UNSPECV_RDTSCP): New.
15433 (UNSPECV_RDTSC): Likewise.
15434 (UNSPECV_RDPMC): Likewise.
15435 (*bsr): Renamed to ...
15437 (*bsr_rex64): Renamed to ...
15440 (*rdpmc): Likewise.
15441 (*rdpmc_rex64): Likewise.
15443 (*rdtsc): Likewise.
15444 (*rdtsc_rex64): Likewise.
15445 (rdtscp): Likewise.
15446 (*rdtscp): Likewise.
15447 (*rdtscp_rex64): Likewise.
15449 * config/i386/ia32intrin.h: New.
15451 * config/i386/x86intrin.h: Include <ia32intrin.h>.
15453 2009-06-16 Ian Lance Taylor <iant@google.com>
15455 * ira-build.c (copy_info_to_removed_store_destinations):
15456 Initialize parent_a.
15458 2009-06-16 Ian Lance Taylor <iant@google.com>
15460 * c-decl.c (grokdeclarator): Change size_varies to bool.
15462 2009-06-16 Ian Lance Taylor <iant@google.com>
15464 * sel-sched.c: Make forward declarations of move_op_hooks and
15465 fur_hooks explicitly extern.
15467 2009-06-16 Ian Lance Taylor <iant@google.com>
15469 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
15470 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
15472 2009-06-16 Ian Lance Taylor <iant@google.com>
15474 * resource.c (mark_referenced_resources): Change
15475 include_delayed_effects parameter to bool. Change all callers.
15476 (mark_end_of_function_resources): Likewise.
15477 * reorg.c (insn_references_resource_p): Likewise.
15478 (insn_sets_resource_p): Likewise.
15479 * resource.h (mark_referenced_resources): Update declaration.
15480 (mark_end_of_function_resources): Update declaration.
15482 2009-06-16 David Edelsohn <edelsohn@gnu.org>
15484 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
15486 2009-06-16 David Edelsohn <edelsohn@gnu.org>
15488 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
15489 GCC can bootstrap on AIX with GNU Binutils 2.20.
15491 2009-06-16 Ian Lance Taylor <iant@google.com>
15493 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
15495 2009-06-16 Ian Lance Taylor <iant@google.com>
15497 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
15498 inline, not extern inline.
15499 (exact_log2): Likewise.
15500 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
15502 (exact_log2): Likewise, but don't test CTZ_HWI.
15504 2009-06-16 Ian Lance Taylor <iant@google.com>
15506 * bitmap.c (bitmap_clear): Don't declare as inline.
15507 * gimple.c (gimplify_assign): Likewise.
15508 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
15509 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
15510 (sched_scan_info): Remove duplicate definition.
15512 2009-06-16 Ian Lance Taylor <iant@google.com>
15514 * c-common.c (skip_evaluation): Don't define.
15515 (c_inhibit_evaluation_warnings): Define global variable.
15516 (overflow_warning): Check c_inhibit_evaluation_warnings rather
15517 than skip_evaluation.
15518 (convert_and_check, warn_for_div_by_zero): Likewise.
15519 * c-common.h (skip_evaluation): Don't declare.
15520 (c_inhibit_evaluation_warnings): Declare.
15521 * c-parser.c (c_parser_typeof_specifier): Set
15522 c_inhibit_evaluation_warnings rather than skip_evaluation.
15523 (c_parser_conditional_expression): Likewise.
15524 (c_parser_binary_expression): Likewise.
15525 (c_parser_sizeof_expression): Likewise.
15526 (c_parser_alignof_expression): Likewise.
15527 * c-typeck.c (build_indirect_ref): Check
15528 c_inhibit_evaluation_warnings rather than skip_evaluation.
15529 (build_conditional_expr, build_binary_op): Likewise.
15531 2009-06-16 Richard Guenther <rguenther@suse.de>
15533 * tree-ssa-alias.c (is_escape_site): Remove.
15534 * tree-ssa-alias.h (enum escape_type): Remove.
15535 (is_escape_site): Likewise.
15536 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
15537 via casts and asms without deferring to is_escape_site.
15539 2009-06-16 Jakub Jelinek <jakub@redhat.com>
15541 PR middle-end/40446
15542 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
15543 use gen_lowpart if op0 has complex mode.
15545 2009-06-16 Richard Guenther <rguenther@suse.de>
15547 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
15548 variables add them to ESCAPED.
15549 (find_func_aliases): Do not make all indirectly stored values escaped.
15551 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
15553 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
15554 make_decl_one_only.
15556 2009-06-16 Martin Jambor <mjambor@suse.cz>
15558 PR tree-optimization/40432
15559 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
15560 check whether we need to force gimple register operand.
15562 2009-06-16 Martin Jambor <mjambor@suse.cz>
15564 PR tree-optimization/40413
15565 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
15566 build_ref_for_offset.
15567 (propagate_subacesses_accross_link): Fix a typo in a comment.
15569 2009-06-16 Ira Rosen <irar@il.ibm.com>
15571 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
15572 with additional parameter.
15573 * tree-vectorizer.h (enum vect_def_type): Add new value
15575 (enum vect_relevant): Add comments.
15576 (vect_is_simple_reduction): Add new argument.
15577 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
15578 Detect nested cycles.
15579 (vect_is_simple_reduction): Update documentation, add an argument to
15580 distinguish inner-loop reduction from nested cycle, detect nested
15581 cycles, fix printings and indentation, don't swap operands in case
15583 (get_initial_def_for_reduction): Handle subtraction.
15584 (vect_create_epilog_for_reduction): Add new argument to specify
15585 reduction variable.
15586 (vect_finalize_reduction): Handle subtraction, fix comments.
15587 (vectorizable_reduction): Handle nested cycles. In case of nested
15588 cycle keep track of the reduction variable position. Call
15589 vect_is_simple_reduction with additional parameter. Use original
15590 statement code in reduction epilogue for nested cycle. Call
15591 vect_create_epilog_for_reduction with additional parameter.
15592 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
15593 inner-loop vectorization.
15594 (vect_recog_widen_sum_pattern): Likewise.
15595 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
15597 (vect_mark_stmts_to_be_vectorized): Likewise.
15598 (vect_get_vec_def_for_operand): Handle nested cycles.
15600 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15602 * doc/invoke.texi (Debugging Options): Fix option index entries
15603 for -fdump-statistics, -frandom-seed add entries for
15604 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
15605 (FRV Options): Fix entries for -mTLS, -mtls.
15606 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
15607 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
15608 (M68hc1x Options): Fix @itemx for -mnominmax.
15609 (MCore Options): Fix entry for -mno-lsim.
15610 (MMIX Options): Fix entry for -mabi=mmixware.
15611 (PDP-11 Options): Fix entry for -mbcopy-builtin.
15613 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
15615 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
15616 Mention the plugin mode of gengtype.
15617 * doc/gty.texi (Source Files Containing Type Information): Likewise.
15618 * gengtype.c: Updated copyright.
15619 (plugin_files, nb_plugin_files) Added new static variables.
15620 (measure_input_list) Care about plugin_files.
15621 (write_rtx_next): Added early return in plugin mode.
15622 (create_file): Updated copyright year in generated file. Added
15624 (oprintf): Added early return if NULL outf.
15625 (get_output_file_with_visibility): Care of plugin_files.
15626 (get_output_file_name): May return null.
15627 (write_local): Added early return.
15628 (put_mangled_filename): Ditto.
15629 (finish_root_table): Added check for base_files.
15630 (write_roots): Care about null when plugins.
15631 (main): Added plugin mode.
15633 2009-06-15 Ian Lance Taylor <iant@google.com>
15635 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
15636 * gcov.c (read_count_file): Add braces around variables declared
15639 * c.opt (Wjump-misses-init): New warning.
15640 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
15641 -Wall and -Wc++-compat if not already set.
15642 (c_common_post_options): Clear warn_jump_misses_init if it was not
15644 * c-decl.c (struct c_binding): Change type field to a union with
15645 new label field. Make it the first field in the struct. Update
15646 references to type to use u.type instead.
15647 (struct c_spot_bindings): Define.
15648 (struct c_goto_bindings): Define.
15649 (c_goto_bindings_p): Define, along with VECs.
15650 (struct c_label_vars): Define.
15651 (struct c_scope): Add has_label_bindings field.
15652 (bind_label, set_spot_bindings): New static functions.
15653 (decl_jump_unsafe, update_spot_bindings): New static functions.
15654 (update_label_decls): New static function.
15655 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
15656 Update binding u.label field to shadowed field.
15657 (c_binding_start_stmt_expr): New function.
15658 (c_binding_end_stmt_expr): New function.
15659 (pushdecl): Don't call c_begin_vm_scope.
15660 (make_label): Add defining and p_label_vars parameters. Change
15662 (lookup_label): Correct test for whether a label has not yet been
15663 defined. Call bind_label rather than bind.
15664 (warn_about_goto): New static function.
15665 (lookup_label_for_goto): New function.
15666 (declare_label): Call bind_label rather than bind.
15667 (check_earlier_gotos): New static function.
15668 (define_label): Don't give errors about jumping into statement
15669 expressions or scopes of variably modified types. Call
15670 set_spot_bindings and check_earlier_gotos. Call bind_label
15671 instead of bind. Don't set label_context_stack_se or
15672 label_context_stack_vm.
15673 (c_get_switch_bindings): New function.
15674 (c_release_switch_bindings): New function.
15675 (c_check_switch_jump_warnings): New function.
15676 (start_function): Don't set label_context_stack_se or
15677 label_context_stack_vm.
15678 (finish_function): Likewise.
15679 * c-typeck.c (label_context_stack_se): Don't define.
15680 (label_context_stack_vm): Don't define.
15681 (c_finish_goto_label): Call lookup_label_for_goto rather than
15682 lookup_label. Don't give errors about jumping into a statement
15683 expression or the scope of a variably modified type. Don't set
15684 label_context_stack_se or label_context_stack_vm.
15685 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
15686 fields. Add bindings field.
15687 (c_start_case): Don't set deleted fields. Set bindings field.
15688 (do_case): Rework order of tests. Don't check blocked_stmt_expr
15689 or blocked_vm. Call c_check_switch_jump_warnings.
15690 (c_finish_case): Don't test blocked_stmt_expr field. Call
15691 c_release_switch_bindings.
15692 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
15693 c_switch_stack. Don't walk label_context_stack_se labels. Don't
15694 set label_context_stack_se. Call c_bindings_start_stmt_expr.
15695 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
15696 c_switch_stack. Don't walk label_context_stack_se labels. Don't
15697 set label_context_stack_se. Call c_bindings_end_stmt_expr.
15698 (c_begin_vm_scope, c_end_vm_scope): Don't define.
15699 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
15700 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
15701 (C_DECL_UNJUMPABLE_VM): Don't define.
15702 (C_DECL_UNDEFINABLE_VM): Don't define.
15703 (struct c_label_list): Don't define.
15704 (struct c_label_context_se): Don't define.
15705 (struct c_label_context_vm): Don't define.
15706 (struct c_spot_bindings): Declare.
15707 (c_bindings_start_stmt_expr): Declare.
15708 (c_bindings_end_stmt_expr): Declare.
15709 (lookup_label_for_goto): Declare.
15710 (c_get_switch_bindings, c_release_switch_bindings): Declare.
15711 (c_check_switch_jump_warnings): Declare.
15712 (label_context_stack_se, label_context_stack_vm): Don't declare.
15713 (c_finish_goto_label): Update declaration.
15714 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
15715 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
15716 (Warning Options): Document -Wjump-misses-init.
15718 2009-06-15 Jakub Jelinek <jakub@redhat.com>
15720 * tree-object-size.c (addr_object_size): Fix a pasto in the last
15723 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
15725 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
15727 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
15729 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
15731 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
15733 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
15735 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
15737 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
15738 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
15739 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
15740 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
15741 * dwarf2asm.c (dw2_force_const_mem): Update call to
15742 make_decl_one_only.
15743 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
15744 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
15745 * langhooks.c (lhd_comdat_group): Remove.
15746 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
15747 * tree.h (DECL_COMDAT_GROUP): New.
15748 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
15749 (tree_decl_with_vis): Add comdat_group. Remove one_only.
15750 (make_decl_one_only): Change signature.
15751 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
15752 make_decl_one_only.
15753 (make_decl_one_only): Change signature.
15754 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
15756 2009-06-15 Richard Guenther <rguenther@suse.de>
15758 PR middle-end/40439
15759 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
15761 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15763 * tree-ssa-math-opts.c: Remove extra divide.
15765 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15767 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
15769 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15771 * passes.c: Add bswap pass.
15772 * tree-pass.h: Add pass_optimize_bswap declaration.
15773 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
15774 Include rtl.h, expr.h and optabs.h for optab_handler check.
15775 (struct symbolic_number, pass_optimize_bswap): New definition.
15776 (do_shift_rotate, verify_symbolic_number_p): New functions.
15777 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
15778 (gate_optimize_bswap): New function.
15779 * tree.c (widest_int_cst_value): New function.
15780 * tree.h (widest_int_cst_value): Prototype added.
15782 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
15784 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
15785 REG_EQUAL/REG_EQUIV notes.
15787 2009-06-14 Richard Guenther <rguenther@suse.de>
15789 PR middle-end/40389
15790 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
15791 has its address taken if NRV was applied and it is addressable.
15792 * tree-ssa-structalias.c (get_constraint_for_address_of): New
15793 function split out from ...
15794 (get_constraint_for_1): ... here.
15795 (handle_rhs_call): Use it to mark the return slot escaped if
15796 it is addressable and NRV was applied.
15798 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
15800 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
15801 Change first argument type to location_t.
15802 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
15803 Do not set input_location.
15804 Use loc instead of input_location throughout.
15806 2009-06-13 Richard Guenther <rguenther@suse.de>
15808 PR tree-optimization/40421
15809 * tree-predcom.c (should_unroll_loop_p): Remove.
15810 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
15812 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
15814 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15815 Add location argument.
15817 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
15819 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
15821 * config/s390/s390.c (s390_build_builtin_va_list): Same.
15822 (s390_gimplify_va_arg): Pass location to create_artificial_label.
15823 * config/spu/spu-protos.h: Add location to
15824 spu_resolve_overloaded_builtin.
15825 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
15826 spu_build_builtin_va_list.
15827 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
15828 argument. Pass location to build_function_call_vec.
15829 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
15831 (emit_fpu_switch): Same.
15832 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
15833 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
15834 to build_decl and create_artificial_label.
15835 (xtensa_gimplify_va_arg_expr): Same.
15836 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
15837 (xstormy16_gimplify_va_arg_expr): Same.
15838 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
15839 * config/arm/arm.c (arm_build_builtin_va_list): Same.
15840 * config/mips/mips.c (mips_build_builtin_va_list): Same.
15841 (mips16_build_function_stub): Same.
15842 (mips16_build_call_stub): Same.
15844 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
15847 * arm/constraints.md (Pa, Pb): New constraints.
15848 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
15849 split pattern to deal with them.
15851 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
15853 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
15854 fix index entry for -Xpreprocessor.
15856 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
15858 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15859 Add location argument to build_decl call.
15860 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
15861 (rs6000_init_builtins): Same.
15862 (spe_init_builtins): Same.
15863 (rs6000_gimplify_va_arg): Add location argument to
15864 create_artificial_label call.
15866 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
15868 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
15869 * combine-stack-adj.c (pass_stack_adjustments): Use it.
15870 * Makefile.in: Fix GGC dependency for gcse.o.
15872 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
15874 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
15875 * gimple-pretty-print.c (dump_gimple_stmt): Same.
15876 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
15878 * c-parser.c (c_parser_binary_expression): Use current column while
15879 building binary operations.
15880 * common.opt (fshow-column): Enable by default.
15881 * tree-vrp.c (check_array_ref): Use warning_at.
15882 (check_array_bounds): Use location from call back if expr has no
15884 * tree.h: Add location argument to maybe_fold_*.
15885 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
15886 (maybe_fold_offset_to_array_ref): Add location argument and use it.
15887 (maybe_fold_offset_to_component_ref): Same.
15888 (maybe_fold_offset_to_reference): Same.
15889 (maybe_fold_offset_to_address): Same.
15890 (maybe_fold_stmt_indirect): Same.
15891 (maybe_fold_stmt_addition): Same.
15892 (fold_stmt_r): Pass location to maybe_fold_*.
15893 (fold_gimple_assign): Same.
15894 * c-tree.h: Add location argument to finish_decl,
15895 default_function_array_conversion, store_init_value.
15896 * c-decl.c (define_label): Use error_at.
15897 (c_make_fname_decl): Pass location to finish_decl.
15898 (finish_decl): New location argument.
15899 (build_compound_literal): Pass location to store_init_value.
15900 (grokdeclarator): Pass location to finish_decl.
15902 * c-typeck.c (array_to_pointer_conversion): New location argument.
15903 (function_to_pointer_conversion): Same.
15904 (default_function_array_conversion): Same.
15905 (parser_build_unary_op): Pass location to overflow_warning.
15906 (parser_build_binary_op): Same. Use warning_at.
15907 (build_unary_op): Pass location to array_to_pointer_conversion.
15908 (build_c_cast): Pass location to digest_init.
15909 (build_modify_expr): New location argument.
15910 (convert_for_assignment): Same.
15911 (store_init_value): Same.
15912 (digest_init): Same.
15913 (output_init_element): Pass location to digest_init and
15914 array_to_pointer_conversion.
15915 (c_finish_return): Pass location to convert_for_assignment.
15916 * gimplify.c (gimplify_conversion): Pass location to
15917 maybe_fold_offset_to_address.
15918 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
15919 to maybe_fold_stmt_addition.
15920 * c-omp.c (c_finish_omp_atomic): Pass new location to
15922 (c_finish_omp_for): Same.
15923 * c-common.c (overflow_warning): New argument.
15924 * c-common.h: New argument to build_modify_expr, overflow_warning.
15925 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
15927 (c_parser_initializer): Pass location to
15928 default_function_array_conversion.
15929 (c_parser_initelt): Same.
15930 (c_parser_initval): Same.
15931 (c_parser_asm_operands): Same.
15932 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
15933 (c_parser_conditional_expression): Same.
15934 (c_parser_binary_expression): Add location info to stack. Use it.
15935 (c_parser_unary_expression): Pass location to
15936 default_function_array_conversion, parser_build_unary_op,
15937 build_indirect_ref, c_parser_postfix_expression_after_primary.
15938 (c_parser_postfix_expression_after_primary): New location argument.
15940 (c_parser_expression_conv): Pass location to
15941 default_function_array_conversion.
15942 (c_parser_expr_list): Same.
15943 (c_parser_omp_atomic): Same.
15944 (c_parser_omp_for_loop): Same.
15945 * c-tree.h (struct c_declarator): Add comment to id_loc.
15946 (build_array_declarator): New argument.
15947 * c-decl.c (build_array_declarator): Add location argument.
15948 (grokdeclarator): Set id_loc for cdk_array.
15949 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
15950 build_array_declarator.
15951 * tree.c (build_omp_clause): Add location argument.
15952 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
15953 (OMP_CLAUSE_LOCATION): New macro.
15954 (struct tree_omp_clause): Add location field.
15955 (build_omp_clause): Add argument.
15956 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
15958 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
15959 (cp_parser_omp_clause_collapse): Same.
15960 (cp_parser_omp_clause_default): Same.
15961 (cp_parser_omp_clause_if): Same.
15962 (cp_parser_omp_clause_nowait): Same.
15963 (cp_parser_omp_clause_num_threads): Same.
15964 (cp_parser_omp_clause_ordered): Same.
15965 (cp_parser_omp_clause_schedule): Same.
15966 (cp_parser_omp_clause_untied): Same.
15967 (cp_parser_omp_for_loop): Same.
15968 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
15969 * c-tree.h (c_start_case): Add location argument.
15970 (c_process_expr_stmt): Same.
15971 (c_finish_goto_*): Same.
15972 * tree-parloops.c (initialize_reductions): Pass location to
15974 (create_parallel_loop): Same.
15975 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
15976 (gfc_trans_omp_reduction_list): Same.
15977 (gfc_trans_omp_clauses): Same.
15978 (gfc_trans_omp_do): Same.
15979 * c-typeck.c (c_finish_goto_label): Same.
15980 (c_finish_goto_ptr): New location argument.
15981 (c_start_case): Same.
15982 (emit_side_effect_warnings): Same.
15983 (c_process_expr_stmt): Same.
15984 (c_finish_stmt_expr): Same.
15985 (c_finish_omp_clauses): Use error_at instead of error.
15986 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
15988 * c-omp.c (c_split_parallel_clauses): New location argument.
15989 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
15990 to build_omp_clause.
15991 (convert_local_reference_stmt): Same.
15992 (convert_gimple_call): Same.
15993 * c-common.h (c_split_parallel_clauses): New argument.
15994 * c-parser.c (c_parser_statement_after_labels): Pass location to
15995 c_finish_goto_label.
15996 (c_parser_switch_statement): Pass location to c_start_case.
15997 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
15998 and c_process_expr_stmt.
15999 (c_parser_omp_variable_list): Add location argument.
16000 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
16001 (c_parser_omp_clause_default): Same.
16002 (c_parser_omp_clause_if): Same.
16003 (c_parser_omp_clause_num_threads): Same.
16004 (-c_parser_omp_clause_ordered): Same.
16005 (c_parser_omp_clause_reduction): Pass location to
16006 c_parser_omp_variable_list.
16007 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
16008 (c_parser_omp_clause_untied): Same.
16009 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
16010 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
16012 * c-tree.h (check_for_loop_decls, undeclared_variable,
16013 build_component_ref, build_array_ref, build_external_ref,
16014 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
16015 build_conditional_expr, build_compound_expr, c_cast_expr,
16016 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
16017 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
16019 * c-semantics.c (build_stmt): Same.
16020 (build_case_label): Same.
16021 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
16022 (undeclared_variable): New argument.
16023 (make_label): Same.
16024 (lookup_label): Pass location on down.
16025 (define_label): Same.
16026 (finish_decl): Same.
16027 (build_compound_literal): Same.
16028 (finish_struct): Same.
16029 (finish_function): Do not set location here.
16030 (check_for_loop_decls): New argument.
16031 * tree.c (save_expr): Set location.
16032 (build_empty_stmt): New argument.
16033 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
16034 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
16035 * builtins.c (gimplify_va_arg_expr): Use locations.
16036 (expand_builtin_sync_operation): Same.
16037 * c-typeck.c (build_component_ref): New argument.
16038 (build_array_ref): Same.
16039 (build_external_ref): Same.
16040 (c_expr_sizeof_expr): Same.
16041 (c_expr_sizeof_type): Same.
16042 (parser_build_unary_op): Same.
16043 (build_conditional_expr): Same.
16044 (build_compound_expr): Pass location on down.
16045 (build_compound_expr): New argument.
16046 (build_c_cast): Same.
16047 (c_cast_expr): Same.
16048 (build_asm_expr): Same.
16049 (c_finish_return): Same.
16050 (c_process_expr_stmt): Pass location on down.
16051 (c_finish_stmt_expr): New argument.
16052 (push_clenaup): Same.
16053 (c_finish_omp_parallel): Same.
16054 (c_finish_omp_task): Same.
16055 * gimplify.c (gimplify_call_expr): Pass location on down.
16056 * c-omp.c (c_finish_omp_master): New argument.
16057 (c_finish_omp_critical): Same.
16058 (c_finish_omp_ordered): Same.
16059 (c_finish_omp_barrier): Same.
16060 (-c_finish_omp_taskwait): Same.
16061 (c_finish_omp_atomic): Same.
16062 (c_finish_omp_flush): Same.
16063 * tree-inline.c (copy_tree_body_r): Pass location on down.
16064 (inline_forbidden_p): Remove use of input_location.
16065 * c-gimplify.c (c_build_bind_expr): New argument.
16066 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
16067 (c_sizeof_or_alignof_type): New argument.
16068 (c_alignof_expr): Same.
16069 (build_va_arg): Same.
16070 (c_add_case_label): Same.
16071 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
16072 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
16073 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
16074 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
16075 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
16076 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
16078 * stub-objc.c (objc_build_selector_expr): Same.
16079 (objc_build_throw_stmt): Same.
16080 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
16081 (c_parser_initelt): Same.
16082 (c_parser_compound_statement): Same.
16083 (c_parser_compound_statement_nostart): Same.
16084 (c_parser_label): Same.
16085 (c_parser_statement_after_labels): Same.
16086 (c_parser_if_body): Same.
16087 (c_parser_else_body): Same.
16088 (c_parser_if_statement): Same.
16089 (c_parser_switch_statement): Same.
16090 (c_parser_while_statement): Same.
16091 (c_parser_do_statement): Same.
16092 (c_parser_for_statement): Same.
16093 (c_parser_asm_statement): Same.
16094 (c_parser_conditional_expression): Same.
16095 (c_parser_binary_expression): Same.
16096 (c_parser_cast_expression): Same.
16097 (c_parser_unary_expression): Same.
16098 (c_parser_sizeof_expression): Same.
16099 (c_parser_alignof_expression): Same.
16100 (c_parser_postfix_expression): Same.
16101 (c_parser_expression): Same.
16102 (c_parser_objc_receiver): Same.
16103 (c_parser_omp_variable_list): Same.
16104 (c_parser_omp_structured_block): Same.
16105 (c_parser_omp_atomic): New argument.
16106 (c_parser_omp_barrier): Same.
16107 (c_parser_omp_critical): Same.
16108 (c_parser_omp_flush): Pass location on down.
16109 (c_parser_omp_for_loop): New argument.
16110 (c_parser_omp_for): Same.
16111 (c_parser_omp_master): Same.
16112 (c_parser_omp_ordered): Same.
16113 (c_parser_omp_sections_scope): Same.
16114 (c_parser_omp_sections): Same.
16115 (c_parser_omp_parallel): Same.
16116 (c_parser_omp_single): Same.
16117 (c_parser_omp_task): Same.
16118 (c_parser_omp_taskwait): Pass location on down.
16119 (c_parser_omp_construct): Same.
16120 (c_parser_omp_threadprivate): Same.
16121 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
16122 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
16123 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
16124 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
16125 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
16126 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
16127 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
16128 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
16129 config/i386/i386.c, stmt.c:
16130 Add location argument to the following function definitions and/or
16131 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
16132 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
16133 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
16134 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
16135 do_case, c_finish_bc_stmt, build_compound_literal,
16136 build_function_call.
16137 * c-decl.c (build_compound_literal): Add location argument.
16138 Make all diagnostic calls use location.
16139 (start_struct): Same.
16140 (finish_struct): Same.
16141 (start_enum): Same.
16142 (build_enumerator): Same.
16143 (start_function): Same.
16144 (grokdeclarator): Make all diagnostic calls use location.
16145 (store_parm_decls_oldstyle): Same.
16146 * c-typeck.c (build_function_call): Add location argument.
16147 Make all diagnostic calls use location.
16149 (c_finish_bc_stmt): Same.
16150 * tree-nested.c (get_trampoline_type): Add argument.
16151 Pass location to build_decl.
16152 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
16153 * rtl.h (RTL_LOCATION): New.
16154 * c-common.c (c_add_case_label): Add location argument.
16155 Make all diagnostic calls use location.
16156 * c-common.h: Add location argument to make_fname_decl, do_case,
16157 c_add_case_label, build_function_call, resolve_overloaded_builtin.
16158 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
16159 Set it appropriately for every case. Pass enum_loc to start_enum
16160 call. Pass value_loc first to build_enumerator. Pass enum_loc to
16162 (c_parser_struct_or_union_specifier): Save location. Use it for
16163 start_struct, finish_struct, and parser_xref_tag.
16165 2009-06-12 Ian Lance Taylor <iant@google.com>
16167 * fold-const.c (fold_unary): Rename local variable and to and_expr.
16169 * c-opts.c (c_common_handle_option): For -Wc++-compat set
16170 cpp_opts->warn_cxx_operator_names.
16172 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16175 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
16176 is returns NULL and OP is a VCE, look through the VCE.
16178 2009-06-12 Ian Lance Taylor <iant@google.com>
16181 * collect2.c (main): Use CONST_CAST2 in code inside #if
16182 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
16184 2009-06-12 Joey Ye <joey.ye@intel.com>
16186 PR middle-end/39146
16187 * cfgexpand.c (get_decl_align_unit): Update
16188 max_used_stack_slot_alignment with align instead of
16189 stack_alignment_needed.
16191 * function.c (assign_stack_local_1): Update
16192 max_used_stack_slot_alignment with alignment_in_bits instead
16193 of stack_alignment_needed.
16194 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
16197 2009-06-12 Jakub Jelinek <jakub@redhat.com>
16199 * dwarf2out.c (last_var_location_insn): New variable.
16200 (dwarf2out_end_epilogue): Clear last_var_location_insn.
16201 (dwarf2out_var_location): Don't record anything after last real
16202 insn. Only change labels if there were any real instructions
16203 in between last note and this one, or if changed sections.
16205 2009-06-11 Richard Henderson <rth@redhat.com>
16207 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
16208 note when storing the frame pointer in a register.
16209 (FRP): Don't redefine to nothing for epilogue.
16210 (alpha_expand_epilogue): Mark register and sp restores.
16211 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
16213 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
16214 when gen_lowpart is needed.
16216 2009-06-11 Richard Henderson <rth@redhat.com>
16218 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
16220 * dwarf2out.c (need_data_align_sf_opcode): New.
16221 (div_data_align): Move earlier.
16222 (def_cfa_1, reg_save): Use it.
16224 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
16226 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
16227 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
16228 (ix86_handle_option): Handle OPT_mcrc32.
16229 (ix86_target_string): Add -mcrc32.
16230 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
16232 * config/i386/i386.h (TARGET_CRC32): New.
16234 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
16235 (sse4_2_crc32di): Likewise.
16237 * config/i386/i386.opt (mcrc32): New.
16239 * doc/invoke.texi: Document -mcrc32.
16241 2009-06-11 Richard Henderson <rth@redhat.com>
16243 * common.opt (gdwarf-): Accept a version number.
16244 * doc/invoke.texi (gdwarf-): Update docs.
16245 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
16246 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
16247 version level, and record it.
16249 * dwarf2.h (DW_CIE_VERSION): Remove.
16250 * dwarf2out.c (DWARF_VERSION): Remove.
16251 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
16252 (output_call_frame_info): Use CIE version 3 for dwarf3,
16253 or if the return register column is out of range for version 1.
16254 (dwarf_stack_op_name): Add all dwarf3 values.
16255 (DEBUG_PUBTYPES_SECTION): New.
16256 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
16257 encoding change for dwarf3.
16258 (output_die) [dw_val_class_die_ref]: Likewise.
16259 (output_compilation_unit_header): Emit correct version for dwarf3.
16260 (output_line_info): Likewise.
16261 (output_pubnames): Update for DWARF_VERSION removal.
16262 (output_aranges): Likewise.
16263 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
16264 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
16265 (dwarf2out_finish): Likewise.
16267 2009-06-11 David Daney <ddaney@caviumnetworks.com>
16269 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
16272 2009-06-11 David Daney <ddaney@caviumnetworks.com>
16275 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
16276 * builtins.c (expand_builtin_unreachable): New function.
16277 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
16278 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
16279 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
16281 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
16282 searching for missing barriers.
16284 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16286 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
16287 when -fprofile-generate* was passed.
16288 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
16290 2009-06-11 Anthony Green <green@moxielogic.com>
16292 * config/moxie/moxie.md: Define length attribute for all instructions.
16294 (*b<cond:code>): Support limited branch ranges for new PC-relative
16295 branch instructions.
16296 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
16298 2009-06-11 Jakub Jelinek <jakub@redhat.com>
16300 * config/i386/i386.c (min_insn_size): Use get_attr_length
16301 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
16302 For __asm return 0.
16304 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
16305 instead of emit_insn_before.
16307 2009-06-10 Ian Lance Taylor <iant@google.com>
16310 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
16313 2009-06-10 Revital Eres <eres@il.ibm.com>
16315 * passes.c (init_optimization_passes): Reschedule
16316 predictive-commoning pass before complete unroll pass.
16318 2009-06-10 Martin Jambor <mjambor@suse.cz>
16320 * cgraph.c (cgraph_node_can_be_local_p): New function.
16321 (cgraph_make_node_local): New function.
16322 * cgraph.h (cgraph_node_can_be_local_p): Declare.
16323 (cgraph_make_node_local): Declare.
16325 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
16327 * tree.h (tree_base): Add packed_flag and user_align fields.
16328 Decrease size of spare field.
16329 (TYPE_USER_ALIGN): Use user_align from tree_base.
16330 (DECL_USER_ALIGN): Likewise.
16331 (TYPE_PACKED): Use packed_flag from tree_base.
16332 (DECL_PACKED): Likewise.
16333 (tree_type): Delete packed_flag and user_align fields. Widen
16334 precision field. Widen mode field and shuffle fields to align
16335 mode on an 8-bit boundary.
16336 (tree_decl_common): Delete decl_flag_1 and user_align fields.
16337 Renumber decl_flag_* fields. Fix comments. Widen
16338 decl_common_unused field.
16339 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
16340 (DECL_EXTERNAL): Likewise.
16341 (DECL_BIT_FIELD): Likewise.
16342 (DECL_NONADDRESSABLE_P): Likewise.
16343 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
16344 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
16346 2009-06-10 Ian Lance Taylor <iant@google.com>
16348 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
16349 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
16350 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
16351 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
16352 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
16353 DEF_VEC_ALLOC_FUNC_P.
16354 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
16355 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
16356 DEF_VEC_ALLOC_FUNC_O.
16357 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
16358 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
16359 DEF_VEC_ALLOC_FUNC_I.
16360 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
16361 (vec_stack_p_reserve_exact_1): Declare.
16362 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
16363 (vec_stack_free): Declare.
16364 (VEC_stack_alloc): Define.
16365 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
16366 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
16367 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
16368 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
16370 (stack_vecs): New static variable.
16371 (vec_stack_p_reserve_exact_1): New function.
16372 (vec_stack_o_reserve_1): New static function.
16373 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
16374 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
16375 (vec_stack_free): New function.
16376 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
16377 (VEC_df_ref_stack_alloc): Define.
16378 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
16379 DEF_VEC_ALLOC_P_STACK.
16380 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
16381 (struct df_collection_rec): Change _vec fields to VEC. Remove
16383 (df_free_collection_rec): Adjust for new fields.
16384 (df_insn_rescan): Use new df_collection_rec fields.
16385 (df_notes_rescan, df_canonize_collection_rec): Likewise.
16386 (df_ref_create_structure, df_ref_record): Likewise.
16387 (df_get_conditional_uses, df_get_call_refs): Likewise.
16388 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
16389 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
16390 (df_record_exit_block_uses, df_bb_verify): Likewise.
16391 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
16392 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
16393 Remove count parameter. Change return type to void. Change all
16395 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
16396 Remove count parameter. Change return type to void. Change all
16398 (df_install_refs): Change old_vec parameter to VEC. Remove count
16399 parameter. Change all callers.
16400 (df_install_mws): Change old_vec parameter to VEC. Remove count
16401 parameter. Change all callers.
16402 (df_refs_verify): Change new_rec parameter to VEC. Change call
16404 (df_mws_verify): Likewise.
16406 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
16408 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
16410 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
16412 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
16414 2009-06-10 Anthony Green <green@moxielogic.com>
16416 * config/moxie/crti.asm: New file.
16417 * config/moxie/crtn.asm: New file.
16418 * config/moxie/moxie.c: New file.
16419 * config/moxie/moxie.h: New file.
16420 * config/moxie/sfp-machine.h: New file.
16421 * config/moxie/moxie-protos.h: New file.
16422 * config/moxie/t-moxie: Created.
16423 * config/moxie/t-moxie-softfp: Created.
16424 * config/moxie/moxie.md: Created.
16425 * config/moxie/constraints.md: Created.
16426 * config.gcc: Add moxie support.
16427 * doc/md.texi (Machine Constraints): Add moxie constraints.
16428 * doc/contrib.texi (Contributors): Mention moxie port.
16429 * doc/install.texi (Specific): Mention the moxie port.
16431 2009-06-09 Ian Lance Taylor <iant@google.com>
16433 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
16434 compiling with C++.
16435 * optabs.c (optab_table): Only use designated initializers if
16436 HAVE_DESIGNATED_INITIALIZERS is defined.
16437 (convert_optab_table): Likewise.
16438 (init_optabs): Always call init_insn_codes if
16439 HAVE_DESIGNATED_INITIALIZERS is not defined.
16441 2009-06-09 Ian Lance Taylor <iant@google.com>
16443 * targhooks.c (default_builtin_vectorized_function): Change fn
16444 parameter to unsigned int.
16445 (default_builtin_vectorized_conversion): Change code parameter to
16447 (default_builtin_reciprocal): Change fn parameter to unsigned int.
16448 * targhooks.h: Update declarations.
16449 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
16450 parameter to unsigned int.
16452 * c-typeck.c (comptypes_check_enum_int): New static function.
16453 (comptypes_internal): Add enum_and_int_p parameter. Change all
16455 (comp_target_types): Add location parameter. Change all callers.
16456 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
16457 Change all callers.
16458 (function_types_compatible_p, type_lists_compatible_p): Likewise.
16459 (build_conditional_expr): Add colon_loc parameter. Change all
16461 (convert_for_assignment): Add location parameter. Change all callers.
16462 * c-parser.c (c_parser_conditional_expression): Pass location of
16463 colon to build_conditional_expr.
16464 * c-tree.h (build_conditional_expr): Update declaration.
16466 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
16468 * graphite.c: Revert previous patch.
16470 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
16473 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
16475 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
16477 * tree-ssa-loop-prefetch.c
16478 (loop_prefetch_arrays): Fixed a portability problem in printf format
16481 2009-06-09 Martin Jambor <mjambor@suse.cz>
16483 PR tree-optimization/40351
16484 * tree-sra.c (propagate_subacesses_accross_link): Check that a
16485 refrence to a potential artifical subaccess can be constructed.
16487 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
16489 * config/sh/sh-protos.h (sh_optimization_options): Declare.
16490 (sh_override_options): Likewise.
16491 * config/sh/sh.c: Include params.h.
16492 (sh_optimization_options): New.
16493 (sh_override_options): Likewise.
16494 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
16495 (OVERRIDE_OPTIONS): Use sh_override_options.
16497 2009-06-08 Jakub Jelinek <jakub@redhat.com>
16499 * dwarf2out.c (emit_cfa_remember): New variable.
16500 (add_fde_cfi): If emit_cfa_remember, recurse to add
16501 DW_CFA_remember_state first.
16502 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
16503 instead just set emit_cfa_remember.
16505 2009-06-08 Jan Hubicka <jh@suse.cz>
16508 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
16510 2009-06-08 Jan Hubicka <jh@suse.cz>
16512 PR middle-end/39834
16513 * cgraphunit.c (save_inline_function_body): Do not copy transform
16514 hooks for saved inline bodies.
16515 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
16516 for given function.
16518 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
16520 * jump.c (returnjump_p): Handle delayed branches. Add missing
16523 2009-06-08 Jan Hubicka <jh@suse.cz>
16525 PR middle-end/40102
16526 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
16527 original node might've been modified.
16528 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
16530 2009-06-08 Jakub Jelinek <jakub@redhat.com>
16532 * tree-object-size.c (addr_object_size): Add OSI argument.
16533 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
16534 (compute_builtin_object_size, expr_object_size): Adjust callers.
16535 (plus_stmt_object_size): Call addr_object_size instead of
16536 compute_builtin_object_size.
16538 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
16539 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16541 * tree-ssa-loop-prefetch.c
16542 (gather_memory_references): Introduced a counter for the number of
16544 (anything_to_prefetch_p): Introduced a counter for the number of
16546 (is_loop_prefetching_profitable): New function with a cost model
16548 (loop_prefetch_arrays): Use the new cost model to determine if
16549 prefetching is profitable.
16550 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
16551 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16552 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
16553 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16554 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
16555 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16557 2009-06-08 Michael Matz <matz@suse.de>
16560 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
16561 partitions use the same.
16562 (expand_one_var): Deal with DECL_RTL sometimes begin set also
16563 for basevars of SSA_NAMEs.
16564 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
16565 to not expand them twice.
16566 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
16569 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
16571 * common.opt (fcompare-debug=, fcompare-debug-second): New.
16572 (fdump-final-insns=, gtoggle): New.
16573 * doc/invoke.texi: Document them.
16574 * final.c (rest_of_clean_state): Dump final insn stream.
16575 * gcc.c (invoke_as): Hook in -fcompare-debug.
16576 (static_spec_functions): Add compare-debug-dump-opt,
16577 compare-debug-self-opt and compare-debug-auxbase-opt.
16578 (compare_debug, compare_debug_second, compare_debug_opt): New.
16579 (switches_debug_check, n_switches_debug_check): New.
16580 (debug_auxbase_opt, debug_check_temp_file): New.
16581 (process_command): Handle -fno-compare-debug, -fcompare-debug and
16583 (do_self_spec): Handle arguments after switches.
16584 (do_spec_1): Add .gk extension to temp file basenames for compare.
16585 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
16586 (cc1_options): Use it instead of normal auxbase computation for
16587 the second compare-debug compilation.
16588 (compare_files): New.
16589 (main): Set up and implement compare debug mode.
16590 (compare_debug_dump_opt_spec_function): New.
16591 (compare_debug_self_opt_spec_function): New.
16592 (compare_debug_auxbase_opt_spec_function): New.
16593 * toplev.c (process_options): Handle flag_gtoggle,
16594 flag_dump_final_insns.
16595 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
16596 during -fcompare-debug-second compilation.
16598 2009-06-07 Ian Lance Taylor <iant@google.com>
16600 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
16601 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
16603 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
16604 with no default node. Change warning with %H to warning_at.
16605 Don't clear warn_switch around case checking.
16606 * doc/invoke.texi (Warning Options): Clarify distinction between
16607 -Wswitch and -Wswitch-enum.
16609 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16611 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
16613 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16615 * gbl-ctors.h: Add header guard.
16617 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16619 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
16620 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
16621 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
16622 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
16623 prototypes for removed functions.
16624 (expressions_equal_p): Move to ...
16625 * tree-ssa-sccvn.h: ... here and ...
16626 * matrix-reorg.c: ... adjust includes.
16628 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16630 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
16632 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16634 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
16635 (finish_function): Remove erroneous whitespace.
16637 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16639 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
16640 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
16642 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16644 * errors.c (internal_error): Commentary typo fix.
16645 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
16646 * tree-ssa-pre.c: Ditto.
16648 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16650 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
16651 them is supposed to hold actual statements.
16653 2009-06-06 Ian Lance Taylor <iant@google.com>
16655 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
16656 empty statements can now have attributes.
16658 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
16660 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
16661 * config/mips/mips.md: Ditto.
16663 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
16665 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
16667 (__eabi_uconvert): Likewise.
16669 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
16671 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
16672 CFI_* definitions with IN_GCC.
16674 2009-06-05 David Edelsohn <edelsohn@gnu.org>
16676 * xcoffout.h (xcoffout_source_line): Update prototype.
16678 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16680 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
16681 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
16683 2009-06-05 Jakub Jelinek <jakub@redhat.com>
16685 PR middle-end/40340
16686 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
16687 inlined_function_outer_scope_p blocks for artificial inlines
16689 * tree.c (tree_nonartificial_location): Rewrite using
16690 block_nonartificial_location.
16692 2009-06-05 Revital Eres <eres@il.ibm.com>
16693 Leehod Baruch <leehod@il.ibm.com>
16695 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
16696 (expand_expr_real_1): Remove comment.
16697 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
16698 Vectorize misaligned access when the target supports it.
16699 (vect_supportable_dr_alignment): Check for unaligned access support.
16700 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
16703 2009-06-05 Julian Brown <julian@codesourcery.com>
16705 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
16706 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
16708 2009-06-05 Richard Guenther <rguenther@suse.de>
16711 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
16712 as possibly unused.
16714 2009-06-05 Jakub Jelinek <jakub@redhat.com>
16716 * config/s390/s390.c (global_not_special_regno_p): New static inline.
16717 (save_gprs): Don't tell unwinder when a global register is saved.
16718 (s390_emit_epilogue): Emit needed epilogue unwind info.
16720 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
16722 * dwarf2out.c (deferred_asm_name): New.
16723 (add_name_and_src_coords_attributes): Defer creation of
16724 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
16726 (move_linkage_attr): New.
16727 (dwarf2out_finish): Revisit deferrals and emit attributes at the
16730 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
16732 * tree-nested.c (finalize_nesting_tree_1): Declare the
16733 frame_decl in the binding tree.
16735 2009-06-04 Cary Coutant <ccoutant@google.com>
16737 * basic-block.h (struct basic_block_def): Add discriminator field.
16738 * dbxout.c (dbxout_source_line): Add new parameter. Change all
16740 * debug.c (do_nothing_debug_hooks): Add additional entry.
16741 (debug_nothing_int_charstar_int): New function.
16742 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
16743 (debug_nothing_int_charstar_int): New declaration.
16744 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
16745 discriminator value in .loc directive.
16746 * final.c (last_discriminator): New variable.
16747 (discriminator): New variable.
16748 (final_start_function): Initialize above variables, pass current
16749 discriminator to debug hook.
16750 (notice_source_line): Check for discriminator change.
16751 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
16752 * sdbout.c (sdbout_source_line): New parameter.
16753 * tree-cfg.c (struct locus_discrim_map): New structure type.
16754 (discriminator_per_locus): New hash table.
16755 (build_gimple_cfg): Allocate and free discriminator hash table.
16756 (make_edges): Call assign_discriminator.
16757 (locus_map_hash): New function.
16758 (locus_map_eq): New function.
16759 (next_discriminator_for_locus): New function.
16760 (same_line_p): New function.
16761 (assign_discriminator): New function.
16762 (make_cond_expr_edges): Call assign_discriminator.
16763 (make_gimple_switch_edges): Likewise.
16764 (first_non_label_stmt): New function.
16765 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
16767 * xcoffout.c (xcoffout_source_line): Add new parameter.
16769 * configure.ac (gcc_cv_as_discriminator): New configury check for
16770 gas support for discriminator.
16771 * configure: Regenerate.
16772 * config.in: Regenerate.
16774 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16776 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
16777 val after checking for integers.
16779 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
16781 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
16783 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
16784 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
16785 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
16786 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
16787 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
16788 X64_SSE_REGPARM_MAX.
16789 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
16790 X64_SSE_REGPARM_MAX.
16792 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16794 * gcc.c (report_times_to_file): New.
16795 (execute): Implement it.
16796 (process_command): Support -time=.
16797 * doc/invoke.texi: Document it.
16799 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16801 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
16802 that have value exprs.
16804 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16806 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
16807 declarations for constants until...
16808 (dw2_output_indirect_constant_1): ... this point.
16810 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
16813 * arm.md (arm_addsi3): Don't try to split an add with an
16814 eliminable register until after reload has completed.
16816 2009-06-03 Ian Lance Taylor <iant@google.com>
16818 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
16819 * genattrtab.c (write_length_unit_log): Likewise.
16820 * genchecksum.c (dosum): Likewise.
16821 * gengtype.c (write_rtx_next): Likewise.
16822 (finish_root_table, write_roots): Likewise.
16823 * gimple.c (gimple_ops_offset_): Likewise.
16824 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
16825 * config/arc/arc.c (arc_attribute_table): Likewise.
16826 * config/arm/arm.c (arm_attribute_table): Likewise.
16827 * config/avr/avr.c (avr_attribute_table): Likewise.
16828 * config/crx/crx.c (crx_attribute_table): Likewise.
16829 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
16830 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
16831 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
16832 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
16833 * config/sh/sh.c (sh_attribute_table): Likewise.
16834 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
16835 * config/spu/spu.c (spu_attribute_table): Likewise.
16836 * config/v850/v850.c (v850_attribute_table): Likewise.
16838 * config/alpha/alpha.c (vms_attribute_table): Make static.
16839 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
16840 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
16841 * config/mips/mips.c (mips_attribute_table): Likewise.
16843 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
16845 (cc1-checksum.o): Likewise.
16847 2009-06-03 Steve Ellcey <sje@cup.hp.com>
16849 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
16851 2009-06-03 Jakub Jelinek <jakub@redhat.com>
16853 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
16854 insn if it is changing sp. Use gen_add3_insn instead of
16855 conditionally gen_addsi3 and gen_adddi3.
16856 (offset_below_red_zone_p): New static inline function.
16857 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
16858 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
16859 * config/rs6000/ppc-asm.h: Include auto-host.h.
16860 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
16861 CFI_RESTORE): Define.
16862 * config/rs6000/crtresxgpr.asm: Add unwind info.
16863 * config/rs6000/crtresxfpr.asm: Likewise.
16864 * config/rs6000/crtresgpr.asm: Likewise.
16865 * config/rs6000/crtresfpr.asm: Likewise.
16866 * config/rs6000/crtsavgpr.asm: Likewise.
16867 * config/rs6000/crtsavfpr.asm: Likewise.
16869 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
16870 argument of DWARF2_FRAME_REG_OUT macros.
16872 2009-06-03 Julian Brown <julian@codesourcery.com>
16874 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
16875 words or less (including TImode) in core registers.
16877 2009-06-03 Richard Guenther <rguenther@suse.de>
16879 PR middle-end/40328
16880 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
16882 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
16884 * statistics.c (statistics_counter_event): Do not record event
16885 in pass dump if its number == -1.
16886 (curr_statistics_hash): Add assert that we never get passes
16887 with static number == -1.
16889 2009-06-03 Richard Guenther <rguenther@suse.de>
16890 Andrey Belevantsev <abel@ispras.ru>
16892 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
16893 non-BLKmode arrays addressable.
16895 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
16897 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
16898 * config/m68k/m68k.h: ... here.
16900 2009-06-03 Martin Jambor <mjambor@suse.cz>
16902 PR tree-optimization/40323
16903 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
16906 2009-06-03 Richard Guenther <rguenther@suse.de>
16908 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
16911 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
16913 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16914 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
16915 JUMP_TABLE_DATA_P where applicable.
16916 * config/sh/sh.c: Ditto.
16917 * config/sh/sh.h: Ditto.
16918 * config/sh/sh.md: Ditto.
16919 * config/sh/symbian.c: Ditto.
16921 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
16923 * config/i386/driver-i386.c (describe_cache): Optimize
16924 concatenation of strings. Use snprintf instead of sprintf.
16925 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
16926 target when not compiling with GCC.
16928 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
16930 * config/sh/sh.c: Revert last change.
16931 (sh_expand_epilogue): Emit a blockage insn before the frame
16932 pointer adjustment unconditionally.
16934 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16936 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
16937 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
16938 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
16939 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
16940 to COLLECT_GCC_OPTIONS.
16942 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16944 * collect2.c (target_system_root): New variable.
16945 (main): Handle --sysroot=.
16946 (ignore_library): Strip the sysroot from the library path.
16948 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16950 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
16951 (collect2.o): Depend on collect2-aix.h.
16952 (collect2-aix.o): New rule.
16953 * collect2-aix.h: New file.
16954 * collect2-aix.c: Likewise.
16955 * collect2.c: Include collect2-aix.h. Don't undefine
16956 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
16957 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
16958 Use TARGET_AIX_VERSION instead of _AIX51.
16959 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
16960 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
16961 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
16962 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
16963 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
16965 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16967 * collect2.c (ignore_library): Avoid premature post-increment
16968 and null deference.
16970 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16972 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
16973 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
16974 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
16975 CROSS_DIRECTORY_STRUCTURE too.
16976 (LINK_LIBG_SPEC): Likewise.
16977 (LIB_SPEC): Add %R to sysroot paths.
16978 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
16979 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
16980 * config/rs6000/aix51.h: As for aix43.h.
16981 * config/rs6000/aix52.h: Likewise.
16982 * config/rs6000/aix53.h: Likewise.
16983 * config/rs6000/aix61.h: Likewise.
16984 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
16985 to the beginning of sysroot paths.
16987 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16989 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
16990 INSN_LISTs that are out of the REG_NOTE range.
16992 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16994 * loop-unroll.c (struct iv_to_split): Add pointer to next.
16995 (struct var_to_expand): Likewise.
16996 (struct opt_info): Add head and tail for linked lists of the above.
16997 (analyze_insn_to_expand_var): Initialize next.
16998 (analyze_iv_to_split_insn): Likewise.
16999 (analyze_insns_in_loop): Create linked lists.
17000 (allocate_basic_variable): Simplify for use without hash table.
17001 (insert_var_expansion_initialization): Likewise, make it type-safer.
17002 (combine_var_copies_in_loop_exit): Likewise.
17003 (apply_opt_in_copies): Walk lists rather than hash tables.
17004 (release_var_copies): Simplified and inlined by hand into...
17005 (free_opt_info): ... this function.
17007 2009-06-02 Richard Guenther <rguenther@suse.de>
17009 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
17012 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17014 * cfgexpand.c (gimple_expand_cfg): Discard the source location
17015 only for builtins that are not overridden.
17017 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17019 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
17022 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17024 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
17026 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17028 * combine.c (move_deaths): Compare LUIDs within the same BB only.
17030 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
17032 * common.opt (fdump-unnumbered-links): New.
17033 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
17034 * print-rtl.c (flag_dump_unnumbered_links): New.
17035 (print_rtx): Test it.
17037 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
17039 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
17040 push/pop multiple to 8-byte alignment.
17042 2009-06-01 Jakub Jelinek <jakub@redhat.com>
17044 * config/i386/i386.c (queued_cfa_restores): New static variable.
17045 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
17047 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
17048 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
17049 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
17050 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
17051 note unconditionally.
17052 (ix86_emit_restore_regs_using_mov): Likewise.
17053 (ix86_emit_restore_sse_regs_using_mov): Likewise.
17054 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
17055 it through to ix86_emit_restore_reg_using_pop.
17056 (ix86_emit_leave): Add RED_OFFSET argument. Call
17057 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
17058 instead of adding REG_CFA_OFFSET note unconditionally.
17059 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
17060 the above functions. Call ix86_add_queued_cfa_restore_notes when
17063 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
17064 force output of the label even for dwarf2out_do_cfi_asm.
17065 (add_fde_cfi): If -g2 and above and cfi might change CFA,
17066 force creation of CFI label and chain DW_CFA_set_loc jumping to it
17067 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
17069 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
17070 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
17071 dwarf2out_cfi_label callers.
17072 * tree.h (dwarf2out_cfi_label): Adjust prototype.
17073 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
17074 Adjust dwarf2out_cfi_label callers.
17075 * config/vax/vax.c (vax_output_function_prologue): Likewise.
17077 * config/i386/i386.h (struct machine_cfa_state,
17078 struct machine_function): Guard with ifndef USED_FOR_TARGET
17079 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
17082 * emutls.c (__emutls_get_address): Change arr->size to mean number
17083 of allocated arr->data entries instead of # of slots + 1.
17085 PR middle-end/40316
17086 * recog.c (peep2_reinit_state): New function.
17087 (peephole2_init_state): Use it at the end of a basic block and also
17088 when seeing a RTX_FRAME_RELATED_P insn.
17090 2009-06-01 Steve Ellcey <sje@cup.hp.com>
17092 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
17093 fixuns_truncrfdi2): New.
17094 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
17095 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
17096 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
17097 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
17098 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
17099 *recip_approx): Remove.
17100 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
17101 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
17102 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
17104 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
17107 2009-06-01 Ian Lance Taylor <iant@google.com>
17109 * attribs.c (register_attribute): Use CONST_CAST.
17110 * collect2.c (main): Use CONST_CAST2.
17111 (scan_prog_file): Likewise.
17112 * gcc.c (process_command, main): Likewise.
17113 * toplev.c (toplev_main): Likewise.
17115 * c-typeck.c (handle_warn_cast_qual): New static function,
17116 partially broken out of build_c_cast.
17117 (build_c_cast): Call handle_warn_cast_qual.
17118 * doc/invoke.texi (Warning Options): Document new effect of
17121 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
17123 * diagnostic.c (diagnostic_build_prefix): Always print columns.
17124 (diagnostic_report_current_module): Print columns.
17125 * common.opt (flag_show_column): Enable by default.
17127 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
17129 * alias.c (find_base_term): Check for NULL term before returning.
17131 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17133 Revert due to PR40320:
17134 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17135 * calls.c (emit_library_call_value_1): Don't force_operand for move
17138 2009-06-01 Olivier Hainque <hainque@adacore.com>
17139 Eric Botcazou <ebotcazou@adacore.com>
17141 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
17142 to be processed as a bitfield for constructor output purposes.
17143 * output.h (initializer_constant_valid_for_bitfield_p): Declare
17145 * varasm.c (oc_local_state): New type, output_constructor
17146 local state to support communication with helpers.
17147 (oc_outer_state): New type, output_constructor outer state of
17148 relevance in recursive calls.
17149 (output_constructor_array_range): New output_constructor helper,
17150 extracted code for an array range element.
17151 (output_constructor_regular_field): New output_constructor helper,
17152 extracted code for an element that is not a bitfield.
17153 (output_constructor_bitfield): New output_constructor helper,
17154 extracted code for a bitfield element. Accept an OUTER state
17155 argument for recursive processing. Recurse on record or array
17156 CONSTRUCTOR values, possibly past noop conversions.
17157 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
17158 VALUE is a valid constant-valued expression for use in a static
17159 bit-field initializer.
17160 (output_constructor): Rework to use helpers. Accept and honor an
17161 OUTER state argument for recursive calls. Return total size. Be
17162 prepared for nested constructors initializing bitfields.
17163 (output_constant): Feed OUTER in calls to output_constructor.
17165 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17167 * calls.c (emit_library_call_value_1): Don't force_operand for move
17170 2009-06-01 Nick Clifton <nickc@redhat.com>
17172 * doc/invoke.texi (IA-64 Options): Fix typo.
17174 2009-06-01 Ira Rosen <irar@il.ibm.com>
17176 PR tree-optimization/39129
17177 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
17179 (vect_do_peeling_for_loop_bound): Use
17180 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17181 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17182 (vect_loop_versioning): Likewise.
17183 (vect_create_cond_for_alias_checks): Fix indentation.
17184 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
17186 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
17187 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
17188 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
17189 "control flow in loop".
17190 (vect_estimate_min_profitable_iters): Use
17191 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17192 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17193 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
17194 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
17195 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
17196 statement belongs to a group of strided accesses with the exact code
17198 (vectorizable_load): Likewise.
17199 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
17200 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
17202 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
17204 * config/freebsd-stdint.h: New file.
17205 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
17206 Add freebsd-stdint.h to tm_file.
17208 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
17210 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
17211 (thumb2_extendhidi2): Likewise.
17213 2009-05-31 Ian Lance Taylor <iant@google.com>
17215 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
17217 2009-05-31 Ian Lance Taylor <iant@google.com>
17219 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
17220 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
17221 (ipa-reference.o): Depend upon gt-ipa-reference.h.
17223 2009-05-31 Jason Merrill <jason@redhat.com>
17225 * tree-pretty-print.c (print_call_name): Take the callee, not the
17226 call itself. Make non-static. Use dump_function_name for functions.
17227 (dump_generic_node): Adjust.
17228 * diagnostic.h: Declare print_call_name.
17229 * gimple-pretty-print.c (dump_gimple_call): Use it.
17231 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
17233 * config/sh/sh.md (ashldi3_std): New define_expand.
17236 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
17239 * config/sh/sh.c: Include debug.h.
17240 (sh_expand_epilogue): Emit a blockage insn before the frame
17241 pointer adjustment also when dwarf2out_do_frame returns true.
17243 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
17245 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
17246 (thumb2_extendqidi2): New pattern.
17248 2009-05-31 Ira Rosen <irar@il.ibm.com>
17250 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
17251 mark phis for renaming.
17252 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
17253 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
17254 Call mark_sym_for_renaming.
17255 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
17256 * tree-vect-loop.c (vect_transform_loop): Remove
17257 vect_memsyms_to_rename initialization and a call to
17258 mark_set_for_renaming.
17260 2009-05-31 Jakub Jelinek <jakub@redhat.com>
17262 PR middle-end/40304
17263 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
17264 frame related even if !set_cfa && style < 0.
17266 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
17268 * config/i386/mingw-tls.c: New file.
17269 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
17270 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
17271 defining _WIN32 but not __CYGWIN__.
17273 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17275 * configure.ac: Add MPC support.
17277 * config.in, configure: Regenerate.
17279 2009-05-29 Richard Henderson <rth@redhat.com>
17281 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
17282 NOTE_INSN_BASIC_BLOCK.
17283 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
17284 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
17285 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
17287 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
17289 (add_cfi): Disable check redefining cfa away from drap.
17290 (lookup_cfa_1): Add remember argument; handle remember/restore.
17291 (lookup_cfa): Pass remember argument.
17292 (cfa_remember): New.
17293 (compute_barrier_args_size_1): Remove sibcall check.
17294 (dwarf2out_frame_debug_def_cfa): New.
17295 (dwarf2out_frame_debug_adjust_cfa): New.
17296 (dwarf2out_frame_debug_cfa_offset): New.
17297 (dwarf2out_frame_debug_cfa_register): New.
17298 (dwarf2out_frame_debug_cfa_restore): New.
17299 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
17300 (dwarf2out_begin_epilogue): New.
17301 (dwarf2out_frame_debug_restore_state): New.
17302 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
17303 DW_CFA_restore_state.
17304 (output_cfi_directive): Likewise.
17305 (convert_cfa_to_fb_loc_list): Likewise.
17306 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
17307 * dwarf2out.h: Update.
17308 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
17309 (copy_insn_1): Early out for null.
17310 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
17311 and dwarf2out_frame_debug_restore_state.
17312 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
17313 (prologue_insn_hash, epilogue_insn_hash): New.
17314 (free_after_compilation): Adjust freeing accordingly.
17315 (record_insns): Create hash table if needed; push insns into
17316 hash instead of array.
17317 (maybe_copy_epilogue_insn): New.
17318 (contains): Search hash table instead of array.
17319 (sibcall_epilogue_contains): Remove.
17320 (thread_prologue_and_epilogue_insns): Split eh_return insns
17321 and mark them as epilogues.
17322 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
17323 scanning in terms of basic blocks.
17324 * insn-notes.def (CFA_RESTORE_STATE): New.
17325 * jump.c (returnjump_p_1): Accept EH_RETURN.
17326 (eh_returnjump_p_1, eh_returnjump_p): New.
17327 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
17328 CFA_REGISTER, CFA_RESTORE): New.
17329 * rtl.def (EH_RETURN): New.
17330 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
17332 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
17333 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
17335 * config/i386/i386.c (gen_push): Update cfa state.
17336 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
17337 add a CFA_ADJUST_CFA note.
17338 (ix86_dwarf_handle_frame_unspec): Remove.
17339 (ix86_expand_prologue): Update cfa state.
17340 (ix86_emit_restore_reg_using_pop): New.
17341 (ix86_emit_restore_regs_using_pop): New.
17342 (ix86_emit_leave): New.
17343 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
17344 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
17345 * config/i386/i386.h (struct machine_cfa_state): New.
17346 (ix86_cfa_state): New.
17347 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
17348 (eh_return_internal): Merge from eh_return_<mode>,
17349 use eh_return rtx, split w/ epilogue.
17351 2009-05-29 Ian Lance Taylor <iant@google.com>
17353 * builtins.c (validate_gimple_arglist): Don't use va_arg with
17355 * calls.c (emit_library_call_value_1): Likewise.
17357 * c-typeck.c (c_build_va_arg): New function.
17358 * c-tree.h (c_build_va_arg): Declare.
17359 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
17360 instead of build_va_arg.
17362 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
17364 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
17365 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
17366 (ptr_difference_cost): Use affine combinations to compute it.
17367 (difference_cost): Likewise.
17368 (get_computation_cost_at): Compute more accurate cost for addresses
17369 if the ratio is a multiplier allowed in addresses.
17370 For non-addresses, consider that an additional offset or symbol is
17373 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17375 * config/i386/i386.c (ix86_decompose_address): Avoid useless
17376 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
17378 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
17379 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
17380 (prefix_rex): For UNIT_MMX don't imply the prefix by default
17382 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
17383 to 1 for TYPE_SSE{IADD1,CVT1}.
17384 (prefix_vex_imm8): Removed.
17385 (length_vex): Only pass 1 as second argument to
17386 ix86_attr_length_vex_default if prefix_extra is 0.
17387 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
17388 (length): For prefix vex computation use length_immediate
17389 attribute instead of prefix_vex_imm8.
17390 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
17391 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
17392 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
17393 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
17394 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
17395 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
17396 a space in between the operands.
17397 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
17398 if one operand is 0xff and the other one si, di, bp or sp.
17399 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
17400 other one si, di, bp or sp.
17401 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
17402 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
17403 type and mode attributes.
17404 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
17405 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
17406 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
17407 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
17408 prefix_data16 attribute iff MODE_DF.
17409 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
17410 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
17411 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
17412 constm128_operand in length_immediate computation.
17413 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
17414 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
17415 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
17416 length_immediate attribute to 1.
17417 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
17418 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
17419 for certain alternatives.
17420 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
17421 prefix_data16 attribute if MODE_V1DF.
17422 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
17423 length_immediate to 1.
17424 (set_got_rex64, set_rip_rex64): Remove length attribute, set
17425 length_address to 4, set mode attribute to MODE_DI.
17426 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
17427 (fxam<mode>2_i387): Set length attribute to 4.
17428 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
17429 *prefetch_3dnow_rex): Override length_address attribute.
17430 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
17432 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
17433 (constm128_operand): Removed.
17434 * config/i386/i386.c (memory_address_length): For
17435 disp && !index && !base in 64-bit mode account for SIB byte if
17436 print_operand_address can't optimize disp32 into disp32(%rip)
17437 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
17438 for fs: or gs: segment.
17439 (ix86_attr_length_immediate_default): When checking if shortform
17440 is possible, truncate immediate to the length of the non-shortened
17442 (ix86_attr_length_address_default): Ignore MEM_P operands
17444 (ix86_attr_length_vex_default): Only check for DImode on
17445 GENERAL_REG_P operands.
17446 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
17447 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
17448 (sse_cvttps2pi): Clear prefix_rep attribute.
17449 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
17451 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
17452 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
17453 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
17454 iff operand 2 is const_int_operand.
17455 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
17456 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
17457 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
17459 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
17461 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
17462 prefix_data16 attribute for movlpd and movhpd instructions.
17463 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
17464 length_immediate for shufpd instruction.
17465 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
17466 (avx_cmpp<avxmodesuffixf2c><mode>3,
17467 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
17468 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
17469 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
17470 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
17471 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
17472 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
17473 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
17474 prefix_data16 attribute for the first alternative to 1.
17475 (*avx_loadlps): Override length_immediate for the first alternative.
17476 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
17477 attributes for second alternative.
17478 (*vec_concatv2sf_sse4_1): Override length_immediate and
17479 prefix_data16 attributes for second alternative.
17480 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
17481 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
17482 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
17483 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
17484 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
17485 prefix_data16 and length_immediate to 1.
17486 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
17488 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
17489 prefix_extra attribute for variants that don't have 0f prefix alone.
17490 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
17491 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
17492 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
17493 *sse4_1_pextrd): Set length_immediate to 1.
17494 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
17495 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
17497 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
17498 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
17499 length_immediate to 1 for second alternative.
17500 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
17501 prefix_extra and length_immediate attributes for the first
17503 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
17505 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
17506 to 1 for the first and third alternative.
17507 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
17509 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
17511 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
17513 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
17514 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
17515 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
17516 *avx_psign<mode>3): Set prefix_extra attribute to 1.
17517 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
17518 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
17519 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
17520 ssse3_psign<mode>3): Override prefix_rex attribute.
17521 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
17522 (ssse3_palignrti): Override length_immediate to 1.
17523 (ssse3_palignrdi): Override length_immediate to 1, override
17524 prefix_rex attribute.
17525 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
17526 (sse4a_extrqi): Override length_immediate to 2.
17527 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
17528 (sse4a_insertq): Override prefix_data16 to 0.
17529 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
17530 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
17531 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
17532 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
17533 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
17534 and length_immediate to 1.
17535 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
17536 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
17537 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
17538 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
17539 and length_immediate to 1.
17540 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
17541 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
17542 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
17543 avx_ptest256): Override prefix_extra to 1.
17544 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
17545 Override prefix_data16 and length_immediate to 1.
17546 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
17547 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
17548 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
17549 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
17550 prefix_data16 to 0 and prefix_extra to 2.
17551 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
17552 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
17554 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
17555 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
17556 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
17557 and prefix_extra to 2.
17558 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
17559 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
17560 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
17561 avx_vpermilvar<mode>3,
17562 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
17563 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
17564 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
17565 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
17566 Override prefix_extra to 1.
17567 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
17568 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
17569 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
17570 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
17571 prefix_extra and length_immediate to 1.
17572 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
17574 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
17575 to 1 for the first alternative.
17576 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
17577 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
17579 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
17580 *movv2sf_internal_avx, *movv2sf_internal): Override
17581 prefix_rep attribute for certain alternatives.
17582 (*mov<mode>_internal): Override prefix_rep or prefix_data16
17583 attributes for certain alternatives.
17584 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
17585 attributes for certain alternatives.
17586 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
17587 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
17588 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
17589 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
17590 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
17591 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
17592 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
17593 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
17594 length_immediate to 1 if operand 2 is const_int_operand.
17595 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
17596 *vec_extractv2si_1): Set length_immediate attribute to 1.
17597 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
17598 using old 3DNOW insn rather than SSE/3DNOW_A.
17599 (mmx_emms, mmx_femms): Clear modrm attribute.
17601 2009-05-29 Martin Jambor <mjambor@suse.cz>
17603 * tree-sra.c: New implementation of SRA.
17605 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
17606 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
17607 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
17608 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
17609 (SRA_MAX_STRUCTURE_COUNT): Removed.
17610 (SRA_FIELD_STRUCTURE_RATIO): Removed.
17611 * doc/invoke.texi (sra-max-structure-size): Removed.
17612 (sra-field-structure-ratio): Removed.
17614 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17616 PR middle-end/40291
17617 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
17620 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
17622 PR rtl-optimization/40101
17623 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
17624 seqno. Adjust comment.
17625 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
17626 inserting bookkeeping before a jump, the jump is not scheduled.
17627 When no positive seqno found, provide a value. Add comment.
17629 2009-05-29 Richard Guenther <rguenther@suse.de>
17631 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
17632 short-cutting on the first component.
17634 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17636 PR middle-end/39958
17637 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
17638 for trees other than decls/types.
17640 2009-05-29 Richard Guenther <rguenther@suse.de>
17642 * tree-ssa-operands.c (get_expr_operands): Do not handle
17643 INDIRECT_REFs in the handled-component case. Remove
17644 unused get_ref_base_and_extent case.
17645 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
17646 tree_low_cst and host_integerp where possible.
17647 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
17648 codes for equivalence.
17649 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
17651 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
17653 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
17654 to tmake_file for i[34567]86-*-cygwin*.
17656 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17659 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
17660 (altivec_categorize_keyword, init_vector_keywords,
17661 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
17664 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
17666 * tree.c (handle_dll_attribute): Check if node is
17667 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
17669 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
17671 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
17673 (thumb2_zero_extendqidi2): Likewise.
17675 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
17677 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
17678 instead of gen_movrt.
17679 * config/sh/sh.md (movrt): Remove.
17681 2009-05-28 Steve Ellcey <sje@cup.hp.com>
17683 * doc/invoke.texi (IA-64 Options):
17684 Add -msdata, -mfused-madd, -mno-inline-float-divide,
17685 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
17686 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
17687 -msched-prefer-non-control-spec-insns,
17688 -msched-stop-bits-after-every-cycle,
17689 -msched-count-spec-in-critical-path,
17690 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
17691 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
17692 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
17693 and -msched-spec-verbose.
17695 2009-05-28 Joseph Myers <joseph@codesourcery.com>
17697 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
17698 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
17700 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
17702 2009-05-28 Richard Guenther <rguenther@suse.de>
17704 * tree-ssa-alias.c (ao_ref_init): New function.
17705 (ao_ref_base): Likewise.
17706 (ao_ref_base_alias_set): Likewise.
17707 (ao_ref_alias_set): Likewise.
17708 (refs_may_alias_p_1): Change signature.
17709 (refs_may_alias_p): Adjust.
17710 (refs_anti_dependent_p): Likewise.
17711 (refs_output_dependent_p): Likewise.
17712 (call_may_clobber_ref_p_1): Change signature.
17713 (call_may_clobber_ref_p): Adjust.
17714 (stmt_may_clobber_ref_p_1): New function split out from ...
17715 (stmt_may_clobber_ref_p): ... here.
17716 (maybe_skip_until): Adjust signature.
17717 (get_continuation_for_phi): Likewise.
17718 (walk_non_aliased_vuses): Likewise.
17719 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
17720 (ao_ref_init): Declare.
17721 (ao_ref_base): Likewise.
17722 (ao_ref_alias_set): Likewise.
17723 (stmt_may_clobber_ref_p_1): Likewise.
17724 (walk_non_aliased_vuses): Adjust.
17725 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
17726 (get_ref_from_reference_ops): remove.
17727 (vn_reference_lookup_2): Adjust signature.
17728 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
17729 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
17730 (vn_reference_lookup): Adjust.
17731 (vn_reference_insert): Likewise.
17732 (vn_reference_insert_pieces): Adjust signature.
17733 (visit_reference_op_call): Adjust.
17734 * tree-ssa-pre.c (get_expr_type): Simplify.
17735 (phi_translate_1): Adjust.
17736 (compute_avail): Likewise.
17737 (translate_vuse_through_block): Do not re-build trees.
17738 (value_dies_in_block_x): Likewise.
17739 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
17741 (vn_reference_lookup_pieces): Adjust declaration.
17742 (vn_reference_insert_pieces): Likewise.
17744 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
17746 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
17747 with checking disabled.
17749 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
17753 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
17754 macro definition for support of three-operand format aligned
17755 .comm directive in assembler on cygwin/pe/mingw target OS.
17756 * configure: Regenerate.
17757 * config.h: Regenerate.
17759 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
17760 aligned form of .comm directive if -mpe-aligned-commons is in effect.
17761 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
17763 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
17764 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
17766 2009-05-28 Ira Rosen <irar@il.ibm.com>
17768 PR tree-optimization/40254
17769 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
17770 in analysis of basic blocks.
17772 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
17774 PR middle-end/33699
17775 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
17776 * target-def.h (TARGET_CONST_ANCHOR): New macro.
17777 (TARGET_INITIALIZER): Use it.
17778 * cse.c (CHEAPER): Move it up to the other macros.
17779 (insert): Rename this ...
17780 (insert_with_costs): ... to this. Add cost parameters. Update
17782 (insert): New function. Call insert_with_costs.
17783 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
17784 find_reg_offset_for_const, try_const_anchors): New functions.
17785 (cse_insn): Call try_const_anchors. Adjust cost of src_related
17786 when using a const-anchor. Call insert_const_anchors.
17787 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
17788 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
17790 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
17792 * tree-inline.c (remap_decls): Enable nonlocalized variables
17793 when not optimizing.
17795 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
17797 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
17798 Simplify other tests involving optimize.
17800 2009-05-27 Tom Tromey <tromey@redhat.com>
17802 * unwind-dw2.c (_Unwind_DebugHook): New function.
17803 (uw_install_context): Call _Unwind_DebugHook.
17805 2009-05-27 Tom Tromey <tromey@redhat.com>
17807 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
17809 2009-05-27 Ian Lance Taylor <iant@google.com>
17811 * Makefile.in (LINKER, LINKER_FLAGS): Define.
17812 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
17813 (ALL_LINKERFLAGS): Define.
17814 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
17815 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
17816 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
17817 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
17818 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
17819 $(LINKER_FOR_BUILD).
17820 (build/gcov-iov$(build_exeext)): Likewise.
17822 2009-05-27 Julian Brown <julian@codesourcery.com>
17824 * gcse.c (target.h): Include.
17825 (can_assign_to_reg_without_clobbers_p): Check that the target allows
17826 copy of argument to a pseudo register.
17828 2009-05-27 Diego Novillo <dnovillo@google.com>
17830 * tree-ssa-live.c (dump_scope_block): Document arguments.
17831 (dump_scope_blocks): Document.
17832 (debug_scope_blocks): New.
17833 * tree-flow.h (debug_scope_blocks): Declare.
17835 2009-05-21 Denis Chertykov <denisc@overta.ru>
17837 * doc/contrib.texi (Contributors): Add myself to the list.
17839 2009-05-27 Olivier Hainque <hainque@adacore.com>
17841 * expr.c (target_align): New function. Alignment the TARGET of an
17842 assignment may be assume to have.
17843 (highest_pow2_factor_for_target): Use it instead of relying on
17844 immediate tree attributes of TARGET, not necessarily honored when
17845 intermediate bitfields are involved.
17847 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
17850 * config/i386/driver-i386.c (host_detect_local_cpu): Support
17851 AVX, SSE4, AES, PCLMUL and POPCNT.
17853 2009-05-27 Diego Novillo <dnovillo@google.com>
17855 * tree-pretty-print.c (dump_location): New.
17856 (dump_generic_node): Call it.
17857 Factor code to handle BLOCK nodes ...
17858 (dump_block_node): ... here.
17860 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
17862 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
17864 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
17866 * gcc-plugin.h: Include config.h and system.h.
17867 (IN_GCC): Define if not defined.
17869 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
17871 PR middle-end/40249
17872 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
17875 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
17877 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
17879 * config/m32r/m32r.h: Ditto.
17880 * config/m32r/m32r.md: Ditto.
17881 * config/m32r/predicates.md: Ditto.
17883 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
17885 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
17887 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
17890 (Loading plugins): typo.
17891 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
17892 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
17893 (Interacting with the GCC Garbage Collector): Added new section.
17894 (Giving information about a plugin): Added new section for
17896 * ggc.h (ggc_register_root_tab): Added declaration.
17897 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
17898 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
17899 (register_callback): Improved comment in declaration.
17900 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
17901 (extra_root_vec) Added static variable for dynamic roots registration.
17902 (ggc_register_root_tab) Added new routine.
17903 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
17904 PLUGIN_GGC_MARKING event.
17905 * ggc-zone.c: Include plugin.h.
17906 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
17907 * ggc-page.c: Include plugin.h.
17908 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
17909 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
17910 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
17911 (register_callback): check lack of callbacks for
17912 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
17913 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
17914 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
17915 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
17916 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
17917 dependency on plugin.h.
17918 (plugin.o): Added dependency on ggc.h...
17920 2009-05-26 Richard Guenther <rguenther@suse.de>
17922 PR middle-end/40248
17924 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
17925 with mismatched comparison modes.
17927 * expr.c (expand_expr_real_1): Expand the operand of a
17928 VIEW_CONVERT_EXPR in its natural mode.
17930 2009-05-26 Ian Lance Taylor <iant@google.com>
17932 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
17933 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
17934 (ALL_COMPILERFLAGS): Define.
17935 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
17936 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
17937 (collect2$(exeext), collect2.o): Likewise.
17938 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
17939 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
17940 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
17941 (libbackend.o, intl.o, cppdefault.o): Likewise.
17942 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
17943 (build/%.o): Use $(COMPILER_FOR_BUILD).
17944 (build/gen%$(build_exeext)): Likewise.
17945 (build/gcov-iov$(build_exeext)): LIkewise.
17946 * config/t-darwin (darwin.o): Use $(COMPILER).
17947 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
17948 * config/t-sol2 (sol2-c.o): Likewise.
17949 (sol2.o): Likewise.
17950 * config/t-vxworks (vxworks.o): Likewise.
17951 * config/x-darwin (host-darwin.o): Likewise.
17952 * config/x-hpux (host-hpux.o): Likewise.
17953 * config/x-linux (host-linux.o): Likewise.
17954 * config/x-solaris (host-solaris.o): Likewise.
17955 * config/alpha/x-alpha (driver-alpha.o): Likewise.
17956 * config/arm/t-arm (arm-c.o): Likewise.
17957 * config/arm/t-pe (pe.o): Likewise.
17958 * config/arm/t-wince-pe (pe.o): Likewise.
17959 * config/i386/t-cygming (winnt.o): Likewise.
17960 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
17961 * config/i386/t-cygwin (cygwin1.o): Likewise.
17962 (cygwin2.o): Likewise.
17963 * config/i386/t-i386 (i386-c.o): Likewise.
17964 * config/i386/t-interix (winnt.o): Likewise.
17965 * config/i386/t-netware (netware.o): Likewise.
17966 * config/i386/t-nwld (nwld.o): Likewise.
17967 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
17968 * config/i386/x-i386 (driver-i386.o): Likewise.
17969 * config/i386/x-cygwin (host-cygwin.o): Likewise.
17970 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
17971 * config/ia64/t-ia64 (ia64-c.o): Likewise.
17972 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
17973 * config/mips/x-native (driver-native.o): Likewise.
17974 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
17975 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
17976 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
17977 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
17978 * config/score/t-score-elf (score7.o): Likewise.
17979 (score3.o): Likewise.
17980 * config/sh/t-sh (sh-c.o): Likewise.
17981 * config/sh/t-symbian (sh-c.o): Likewise.
17982 (symbian.o): Likewise.
17983 * config/spu/t-spu-elf (spu-c.o): Likewise.
17984 * config/v850/t-v850 (v850-c.o): Likewise.
17985 * config/v850/t-v850e (v850-c.o): Likewise.
17987 2009-05-26 Richard Guenther <rguenther@suse.de>
17989 PR tree-optimization/40122
17990 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
17991 VECTOR_CSTs if possible.
17992 (fold_gimple_assign): Likewise.
17994 2009-05-26 Richard Guenther <rguenther@suse.de>
17996 PR middle-end/40252
17997 * fold-const.c (fold_binary): Use the correct types for building
18000 2009-05-26 Richard Guenther <rguenther@suse.de>
18002 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
18003 redundant calls to merge_alias_info.
18004 (bump_vector_ptr): Likewise.
18005 * tree-ssa-copy.c (merge_alias_info): Remove.
18006 (replace_exp_1): Remove call to merge_alias_info.
18007 (propagate_tree_value): Likewise.
18008 (fini_copy_prop): Propagate points-to info.
18009 * tree-flow.h (merge_alias_info): Remove.
18011 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18013 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
18015 2009-05-25 Jan Hubicka <jh@suse.cz>
18017 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
18018 * cgraph.h (struct inline_summary): New filed self_wize,
18019 size_inlining_benefit, self_time and time_inlining_benefit.
18020 (struct cgraph_global_info): Replace insns by time ans size fields.
18021 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
18022 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
18023 (ipcp_update_callgraph): Do not touch function bodies.
18024 * ipa-inline.c: Include except.h
18025 (MAX_TIME): New constant.
18026 (overall_insns): Remove.
18027 (leaf_node_p): New.
18028 (overall_size, max_benefit): New static variables.
18029 (cgraph_estimate_time_after_inlining): New function.
18030 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
18031 (cgraph_clone_inlined_nodes): Update size.
18032 (cgraph_mark_inline_edge): Update size.
18033 (cgraph_estimate_growth): Use size info.
18034 (cgraph_check_inline_limits): Check size.
18035 (cgraph_default_inline_p): Likewise.
18036 (cgraph_edge_badness): Compute badness based on benefit and size cost.
18037 (cgraph_decide_recursive_inlining): Check size.
18038 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
18040 (cgraph_decide_inlining): Likewise.
18041 (cgraph_decide_inlining_incrementally): Likewise; honor
18042 PARAM_EARLY_INLINING_INSNS.
18043 (likely_eliminated_by_inlining_p): New predicate.
18044 (estimate_function_body_sizes): New function.
18045 (compute_inline_parameters): Use it.
18046 * except.c (must_not_throw_labels): New function.
18047 * except.h (must_not_throw_labels): Declare.
18048 * tree-inline.c (init_inline_once): Kill inlining_weigths
18049 * tree-ssa-structalias.c: Avoid uninitialized warning.
18050 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
18051 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
18052 (PARAM_INLINE_CALL_COST): Remove.
18053 (PARAM_EARLY_INLINING_INSNS): New.
18055 2009-05-25 Richard Guenther <rguenther@suse.de>
18057 PR tree-optimization/36327
18058 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
18059 callback for reference translation or lookup at the point of may-defs.
18060 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
18061 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
18062 for union COMPONENT_REFs.
18063 (vn_reference_lookup_3): New callback. Lookup from memset
18064 and CONSTRUCTOR assignment, translate through struct copies.
18065 (vn_reference_lookup_pieces): Make sure to not free the
18066 passed operands array. Adjust walk_non_aliased_vuses call.
18067 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
18068 make sure we do not leak memory.
18070 2009-05-25 Richard Guenther <rguenther@suse.de>
18072 * tree-ssa-alias.h (dump_points_to_solution): Declare.
18073 * tree-inline.c (expand_call_inline): Reset the escaped and
18074 callused solutions.
18075 * tree-ssa-structalias.c (pass_build_ealias): New.
18076 * tree-pass.h (pass_build_ealias): Declare.
18077 * passes.c (init_optimization_passes): Add PTA during
18078 early optimizations.
18079 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
18080 and CALLUSED solutions.
18081 (dump_points_to_solution): New function, split out from ...
18082 (dump_points_to_info_for): ... here.
18083 * tree-parloops.c (parallelize_loops): Reset the escaped and
18084 callused solutions.
18086 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
18089 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
18090 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
18092 2009-05-25 Ira Rosen <irar@il.ibm.com>
18094 PR tree-optimization/40238
18095 * tree-vect-stmts.c (vect_init_vector): Insert initialization
18096 statements after basic block's labels.
18097 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
18098 to free the allocated memory.
18100 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
18102 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
18103 return address with a USE.
18105 2009-05-24 Richard Guenther <rguenther@suse.de>
18107 PR middle-end/40233
18108 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
18109 array type from the main variant of the inner type.
18111 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18113 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
18114 definition to bool (from int) to un-break build.
18115 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
18117 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
18119 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
18120 discard_stmt_changes): Delete.
18121 * tree-ssa-operands.c (scb_stack): Delete.
18122 (init_ssa_operands): Do not initialize it.
18123 (fini_ssa_operands): Do not free it.
18124 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
18126 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
18127 update_stmt, remove the others. Fix comments.
18128 * tree-dfa.c (optimize_stack_restore): Likewise.
18129 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
18130 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
18131 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
18132 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
18134 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
18135 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
18136 (dom_opt_finalize_block): Likewise, adjusting access to
18138 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
18139 (stmts_to_rescan): Change item type to gimple.
18140 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
18142 2009-05-24 Ira Rosen <irar@il.ibm.com>
18144 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
18145 * tree-pass.h (pass_slp_vectorize): New pass.
18146 * params.h (SLP_MAX_INSNS_IN_BB): Define.
18147 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
18148 * tree-vectorizer.c (timevar.h): Include.
18149 (user_vect_verbosity_level): Declare.
18150 (vect_location): Fix comment.
18151 (vect_set_verbosity_level): Update user_vect_verbosity_level
18152 instead of vect_verbosity_level.
18153 (vect_set_dump_settings): Add an argument. Ignore user defined
18154 verbosity if dump flags require higher level of verbosity. Print to
18155 stderr only for loop vectorization.
18156 (vectorize_loops): Update call to vect_set_dump_settings.
18157 (execute_vect_slp): New function.
18158 (gate_vect_slp): Likewise.
18159 (struct gimple_opt_pass pass_slp_vectorize): New.
18160 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
18161 access its members.
18162 (vec_info_for_bb): New function.
18163 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
18164 (VECTORIZATION_ENABLED): New macro.
18165 (SLP_ENABLED, SLP_DISABLED): Likewise.
18166 (vect_is_simple_use): Add bb_vec_info argument.
18167 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
18168 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
18169 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
18170 vect_schedule_slp, vect_analyze_slp): Likewise.
18171 (vect_analyze_stmt): Add slp_tree argument.
18172 (find_bb_location): Declare.
18173 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
18174 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
18175 (vect_analyze_loop_operations, vect_analyze_loop,
18176 get_initial_def_for_induction, vect_create_epilog_for_reduction,
18177 vect_finalize_reduction, vectorizable_reduction,
18178 vectorizable_live_operation, vect_transform_loop): Likewise.
18179 * tree-data-ref.c (dr_analyze_innermost): Update comment,
18180 skip evolution analysis if analyzing a basic block.
18181 (dr_analyze_indices): Likewise.
18182 (initialize_data_dependence_relation): Skip the test whether the
18183 object is invariant for basic blocks.
18184 (compute_all_dependences): Skip dependence analysis for data
18185 references in basic blocks.
18186 (find_data_references_in_stmt): Don't fail in case of invariant
18187 access in basic block.
18188 (find_data_references_in_bb): New function.
18189 (find_data_references_in_loop): Move code to
18190 find_data_references_in_bb and add a call to it.
18191 (compute_data_dependences_for_bb): New function.
18192 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
18193 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
18195 (vect_analyze_data_ref_dependence): Check for interleaving in case of
18196 unknown dependence in basic block and fail in case of dependence in
18198 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
18199 dependence instances from either loop or basic block vectorization
18201 (vect_compute_data_ref_alignment): Check if it is loop vectorization
18202 before calling nested_in_vect_loop_p.
18203 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
18204 dependence instances from either loop or basic block vectorization
18206 (vect_verify_datarefs_alignment): Likewise.
18207 (vect_enhance_data_refs_alignment): Adjust function calls.
18208 (vect_analyze_data_refs_alignment): Likewise.
18209 (vect_analyze_group_access): Fix printing. Skip different checks if
18210 DR_STEP is 0. Keep strided stores either in loop or basic block
18211 vectorization data structure. Fix indentation.
18212 (vect_analyze_data_ref_access): Fix comments, allow zero step in
18214 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
18215 dependence instances from either loop or basic block vectorization
18217 (vect_analyze_data_refs): Update comment. Call
18218 compute_data_dependences_for_bb to analyze basic blocks.
18219 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
18220 case of loop vectorization. In case of basic block vectorization use
18221 data-ref itself as a base.
18222 (vect_create_data_ref_ptr): In case of basic block vectorization:
18223 don't advance the pointer, add new statements before the current
18224 statement. Adjust function calls.
18225 (vect_supportable_dr_alignment): Support only aligned accesses in
18226 basic block vectorization.
18227 * common.opt (ftree-slp-vectorize): New flag.
18228 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
18229 (vect_pattern_recog_1): Likewise.
18230 * tree-vect-stmts.c (process_use): Likewise.
18231 (vect_init_vector): Add new statements in the beginning of the basic
18232 block in case of basic block SLP.
18233 (vect_get_vec_def_for_operand): Adjust function calls.
18234 (vect_finish_stmt_generation): Likewise.
18235 (vectorizable_call): Add assert that it is loop vectorization, adjust
18237 (vectorizable_conversion, vectorizable_assignment): Likewise.
18238 (vectorizable_operation): In case of basic block SLP, take
18239 vectorization factor from statement's type and skip the relevance
18240 check. Adjust function calls.
18241 (vectorizable_type_demotion): Add assert that it is loop
18242 vectorization, adjust function calls.
18243 (vectorizable_type_promotion): Likewise.
18244 (vectorizable_store): Check for outer loop only in case of loop
18245 vectorization. Adjust function calls. For basic blocks, skip the
18246 relevance check and don't advance pointers.
18247 (vectorizable_load): Likewise.
18248 (vectorizable_condition): Add assert that it is loop vectorization,
18249 adjust function calls.
18250 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
18251 that it is not reduction, get vector type, call only supported
18252 functions, skip loop specific parts.
18253 (vect_transform_stmt): Check for outer loop only in case of loop
18255 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
18256 (vect_is_simple_use): Fix comment, add new argument, fix conditions
18257 for external definition.
18258 * passes.c (pass_slp_vectorize): New pass.
18259 * tree-vect-slp.c (find_bb_location): New function.
18260 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
18261 check for patterns only in loops.
18262 (vect_build_slp_tree): Add argument, adjust function calls, fail in
18263 case of multiple types in basic block SLP.
18264 (vect_mark_slp_stmts_relevant): New function.
18265 (vect_supported_load_permutation_p): Fix comment.
18266 (vect_analyze_slp_instance): Add argument. In case of basic block
18267 SLP, take vectorization factor from statement's type, check that
18268 unrolling factor is 1. Adjust function call. Save SLP instance in
18269 either loop or basic block vectorization structure. Return FALSE,
18271 (vect_analyze_slp): Add argument. Get strided stores groups from
18272 either loop or basic block vectorization structure. Return FALSE
18273 if basic block SLP failed.
18274 (new_bb_vec_info): New function.
18275 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
18276 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
18277 (vect_schedule_slp): Add argument. Get SLP instances from either
18278 loop or basic block vectorization structure. Set vectorization factor
18279 to be 1 for basic block SLP.
18280 (vect_slp_transform_bb): New function.
18281 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
18283 2009-05-23 Mark Mitchell <mark@codesourcery.com>
18285 * final.c (shorten_branches): Do not align labels for jump tables.
18286 (final_scan_insn): Use JUMP_TABLE_DATA_P.
18288 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
18290 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
18291 Remove outdated reference to flow.c and fix nits.
18292 * doc/gccint.texi: Tweak RTL description.
18293 * doc/rtl.texi: Likewise.
18295 2009-05-23 Denis Chertykov <chertykov@gmail.com>
18297 * config/avr/avr.c: Change my email address.
18298 * config/avr/avr.h: Likewise.
18299 * config/avr/avr.md: Likewise.
18300 * config/avr/avr-protos.h: Likewise.
18301 * config/avr/libgcc.S: Likewise.
18303 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
18305 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
18306 (spu_split_load, spu_split_store): Change return type to int.
18307 (spu_split_convert): Declare.
18308 * config/spu/predicates.md (spu_mem_operand): Remove.
18309 (spu_mov_operand): Update.
18310 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
18311 * config/spu/spu.c (regno_aligned_for_load): Remove.
18312 (reg_aligned_for_addr, spu_expand_load): Define.
18313 (spu_expand_extv): Reimplement and handle MEM.
18314 (spu_expand_insv): Handle MEM.
18315 (spu_sched_reorder): Handle insn's with length 0.
18316 (spu_legitimate_address_p): Reimplement.
18317 (store_with_one_insn_p): Return TRUE for any mode with size
18318 larger than 16 bytes.
18319 (address_needs_split): Define.
18320 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
18322 (spu_convert_move): Define.
18323 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
18324 (spu_split_store): Change all MEM's to TImode.
18325 (spu_init_expanders): Preallocate registers that correspond to
18326 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
18328 (spu_split_convert): Define.
18329 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
18330 (_move<mode>, _movdi, _movti): Update predicate and condition.
18331 (load, store): Change to define_split.
18332 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
18334 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
18335 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
18336 define_insn_and_split of lshr<mode>3.
18337 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
18338 (<v>ashr<mode>3_imm): Define.
18339 (extv, extzv, insv): Allow MEM operands.
18340 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
18341 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
18342 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
18343 (_spu_convert2): Change to define_insn_and_split and remove the
18344 corresponding define_peephole2.
18345 (stack_protect_set, stack_protect_test, stack_protect_test_si):
18346 Change predicates to memory_operand.
18348 2009-05-22 Mark Mitchell <mark@codesourcery.com>
18350 * config/arm/thumb2.md: Add 16-bit multiply instructions.
18352 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
18354 PR tree-optimization/40219
18355 * tree.c (iterative_hash_expr): Make sure the builtin function is
18356 a normal builtin function and not a front end or back end builtin
18357 before indexing into the built_in_decls array.
18359 2009-05-22 Richard Guenther <rguenther@suse.de>
18361 PR middle-end/38964
18362 * alias.c (write_dependence_p): Do not use TBAA for answering
18363 anti-dependence or output-dependence.
18364 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
18365 (emit_pointer_definition): Remove.
18366 (emit_alias_warning): Likewise.
18367 (find_what_var_points_to): Remove TBAA pruning code.
18368 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
18370 (compute_points_to_sets): Remove code computing the set of
18371 dereferenced pointers.
18372 * tree-data-ref.c (dr_may_alias_p): Properly use the split
18373 oracle for querying anti and output dependencies.
18374 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
18375 if TBAA may be applied.
18376 (refs_anti_dependent_p): New function.
18377 (refs_output_dependent_p): Likewise.
18378 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
18379 (refs_output_dependent_p): Likewise.
18380 * doc/tree-ssa.texi (Memory model): New section.
18381 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
18382 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
18383 * cfgexpand.c (expand_gimple_basic_block): Do not handle
18384 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
18385 * expr.c (expand_expr_real_1): Likewise.
18386 * gimple-low.c (lower_stmt): Likewise.
18387 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
18388 (dump_gimple_cdt): Remove.
18389 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
18390 (gimple_size): Likewise.
18391 (walk_gimple_op): Likewise.
18392 (is_gimple_stmt): Likewise.
18393 (walk_stmt_load_store_addr_ops): Likewise.
18394 (gimple_build_cdt): Remove.
18395 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
18396 * gimple.h (gimple_cdt_new_type): Remove.
18397 (gimple_cdt_new_type_ptr): Likewise.
18398 (gimple_cdt_set_new_type): Likewise.
18399 (gimple_cdt_location): Likewise.
18400 (gimple_cdt_location_ptr): Likewise.
18401 (gimple_cdt_set_location): Likewise.
18402 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
18403 * tree-cfg.c (remove_useless_stmts_1): Do not handle
18404 GIMPLE_CHANGE_DYNAMIC_TYPE.
18405 (verify_types_in_gimple_stmt): Likewise.
18406 * tree-inline.c (estimate_num_insns): Likewise.
18407 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
18408 (copy_decl_to_var): Likewise.
18409 (copy_result_decl_to_var): Likewise.
18410 * tree-pretty-print.c (dump_generic_node): Do not handle
18411 CHANGE_DYNAMIC_TYPE_EXPR.
18412 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
18413 * tree-ssa-operands.c (get_expr_operands): Likewise.
18414 * tree-ssa-structalias.c (struct variable_info): Remove
18415 no_tbaa_pruning member.
18416 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
18417 (unify_nodes): Do not copy it.
18418 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
18419 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
18420 (set_uids_in_ptset): Do not check it.
18421 (find_what_var_points_to): Likewise.
18422 (compute_tbaa_pruning): Remove.
18423 (compute_points_to_sets): Do not call it.
18424 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
18425 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
18426 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
18427 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
18428 (DECL_NO_TBAA_P): Likewise.
18429 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
18430 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
18431 (expand_omp_atomic_pipeline): Do not set it.
18432 * print-tree.c (print_node): Do not dump it.
18433 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
18436 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
18439 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
18442 2009-05-22 Mark Mitchell <mark@codesourcery.com>
18444 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
18447 2009-05-22 Ben Elliston <bje@au.ibm.com>
18449 * Makefile.in (bversion.h, s-bversion): New targets.
18450 (TOPLEV_H): Add bversion.h.
18451 * toplev.h: Include "bversion.h".
18452 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
18453 the __format__ attribute only if compiling with the same version
18454 of GCC as the sources (the "build version").
18456 2009-05-22 Ben Elliston <bje@au.ibm.com>
18458 * c-format.c (handle_format_attribute): Fix comment typo.
18460 2009-05-21 Steve Ellcey <sje@cup.hp.com>
18463 * config/ia64/ia64.opt (mfused-madd): New.
18464 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
18465 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
18466 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
18467 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
18468 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
18469 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
18470 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
18471 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
18472 instruction if !TARGET_FUSED_MADD.
18473 (fpma, fpms): Remove colon from name.
18475 2009-05-22 Richard Guenther <rguenther@suse.de>
18477 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
18478 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
18479 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
18481 (create_expression_by_pieces): Only convert if necessary.
18482 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
18483 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
18485 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
18487 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
18488 regular pattern from a template and rename it ...
18489 (*extzv_truncsi_exts): ... to this.
18491 2009-05-21 Richard Guenther <rguenther@suse.de>
18493 * cgraph.h (struct cgraph_node): Remove inline_decl member.
18494 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
18495 (cgraph_default_inline_p): Likewise.
18496 (cgraph_decide_inlining_incrementally): Likewise.
18498 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
18499 Uros Bizjak <ubizjak@gmail.com>
18501 * config/i386/cpuid.h (bit_MOVBE): New.
18503 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
18505 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
18506 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
18507 (ix86_handle_option): Handle OPT_mmovbe.
18508 (ix86_target_string): Add -mmovbe.
18509 (pta_flags): Add PTA_MOVBE.
18510 (processor_alias_table): Add PTA_MOVBE to "atom".
18511 (override_options): Handle PTA_MOVBE.
18513 * config/i386/i386.h (TARGET_MOVBE): New.
18515 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
18516 (*bswapsi_movbe): New.
18517 (*bswapdi_movbe): Likewise.
18518 (bswapdi2): Renamed to ...
18519 (*bswapdi_1): This.
18520 (bswapdi2): New expander.
18522 * config/i386/i386.opt (mmovbe): New.
18524 * doc/invoke.texi: Document -mmovbe.
18526 2009-05-21 Taras Glek <tglek@mozilla.com>
18528 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
18529 * gcc-plugin.h (plugin_init): Updated signature.
18530 * gcc-plugin.h (plugin_name_args): Moved to this header.
18531 * doc/plugins.texi (plugin_init): Updated documention to reflect
18533 * doc/plugins.texi (plugin_name_args): Added to documention.
18535 2009-05-21 Mark Mitchell <mark@codesourcery.com>
18537 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
18538 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
18540 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
18542 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
18543 JUMP_TABLE_DATA_P predicates where applicable.
18544 * config/i386/predicates.md: Ditto.
18545 * config/i386/sse.md: Ditto.
18547 2009-05-21 Jakub Jelinek <jakub@redhat.com>
18549 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
18550 operand2 -128 override length_immediate attribute to 1.
18551 * config/i386/predicates.md (constm128_operand): New predicate.
18553 * config/i386/i386.c (memory_address_length): Handle %r12
18554 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
18556 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
18557 mode look through optional ZERO_EXTEND and SUBREG.
18558 * config/i386/i386.md (R12_REG): New define_constant.
18559 (prefix_data16): For sse unit set also for MODE_TI insns.
18560 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
18561 insns set if operand 1 is ext_QIreg_operand.
18562 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
18563 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
18565 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
18566 mode from MODE_DI to MODE_SI.
18567 (movdi_1_rex64): Override modrm and length_immediate attributes
18568 only for movabs (TYPE_IMOV, alternative 2).
18569 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
18570 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
18571 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
18572 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
18573 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
18574 prefix_rex attribute if DImode.
18575 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
18576 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
18577 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
18578 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
18579 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
18580 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
18581 Likewise. For TYPE_IMOV clear length_immediate attribute.
18582 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
18583 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
18584 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
18585 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
18586 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
18587 or one operand TYPE_ISHIFT.
18588 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
18589 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
18590 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
18591 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
18592 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
18593 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
18594 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
18595 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
18596 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
18597 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
18598 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
18599 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
18600 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
18601 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
18602 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
18603 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
18604 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
18605 set mode attribute, don't override length attribute.
18606 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
18608 (return_internal_long): Set length attribute to 2 instead of 1.
18609 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
18610 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
18611 prefix_rex attribute.
18612 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
18614 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
18616 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18618 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
18620 2009-05-20 Ian Lance Taylor <iant@google.com>
18622 * tree.c (build_tree_list_vec_stat): New function.
18623 (ctor_to_vec): New function.
18624 (build_nt_call_vec): New function.
18625 (build_call_array): Change args to be a const pointer.
18626 (build_call_vec): New function.
18627 * tree.h (build_nt_call_vec): Declare.
18628 (build_tree_list_vec_stat): Declare.
18629 (build_tree_list_vec): Define.
18630 (build_call_array): Update declaration.
18631 (build_call_vec): Declare.
18632 (ctor_to_vec): Declare.
18633 * c-common.c (tree_vector_cache): New static variable.
18634 (make_tree_vector): New function.
18635 (release_tree_vector): New function.
18636 (make_tree_vector_single): New function.
18637 (make_tree_vector_copy): New function.
18638 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
18639 (make_tree_vector_single, make_tree_vector_copy): Declare.
18640 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
18641 (c_parser_expr_list): Don't manage cache here, instead call
18643 (c_parser_release_expr_list): Remove static function.
18644 (c_parser_vec_to_tree_list): Remove static function.
18645 (c_parser_attributes): Call build_tree_list_vec instead of
18646 c_parser_vec_to_tree_list. Call release_tree_vector instead of
18647 c_parser_release_expr_list.
18648 (c_parser_postfix_expression_after_primary): Likewise.
18649 (c_parser_objc_keywordexpr): Likewise.
18651 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
18653 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
18654 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
18655 TARGET_CONVERT_TO_TYPE.
18656 * hooks.c (hook_tree_const_tree_null): Define.
18657 * hooks.h (hook_tree_const_tree_null): Declare.
18658 * target.h (struct gcc_target): Add invalid_parameter_type,
18659 invalid_return_type, promoted_type, and convert_to_type fields.
18660 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
18661 (TARGET_INVALID_RETURN_TYPE): Define.
18662 (TARGET_PROMOTED_TYPE): Define.
18663 (TARGET_CONVERT_TO_TYPE): Define.
18664 (TARGET_INITIALIZER): Update for new fields.
18665 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
18666 (grokparms): Check targetm.invalid_parameter_type.
18667 * c-typeck.c (default_conversion): Check targetm.promoted_type.
18668 * c-convert.c (convert): Check targetm.convert_to_type.
18670 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
18672 * config/mips/mips.md (*extenddi_truncate<mode>,
18673 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
18675 (*extendhi_truncateqi): New define_insn_and_sptit.
18677 2009-05-20 Jakub Jelinek <jakub@redhat.com>
18679 PR middle-end/40204
18680 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
18681 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
18683 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
18685 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
18686 the operand of VIEW_CONVERT_EXPR.
18688 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
18690 * config/i386/driver-i386.c (host_detect_local_cpu): Check
18691 extended family and model for Intel processors. Support Intel Atom.
18693 2009-05-20 Olivier Hainque <hainque@adacore.com>
18695 * gstab.h (stab_code_type): Define, to be used instead of the
18696 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
18698 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
18699 occurrences by stab_code_type.
18700 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
18702 2009-05-20 Martin Jambor <mjambor@suse.cz>
18704 * tree-flow.h (insert_edge_copies_seq): Undeclare.
18705 (sra_insert_before): Likewise.
18706 (sra_insert_after): Likewise.
18707 (sra_init_cache): Likewise.
18708 (sra_type_can_be_decomposed_p): Likewise.
18709 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
18710 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
18711 (sra_insert_before): Likewise.
18712 (sra_insert_after): Likewise.
18713 (sra_init_cache): Likewise.
18714 (insert_edge_copies_seq): Made static and moved upwards.
18716 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
18719 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
18721 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
18722 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
18725 2009-05-20 Richard Guenther <rguenther@suse.de>
18727 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
18728 with mismatched comparison modes.
18730 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18732 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
18733 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
18734 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
18735 with shifts for Thumb2.
18736 (orsi_notsi): New for orn.
18737 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
18738 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
18739 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
18740 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
18741 Don't invert remainder for IOR.
18743 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
18745 PR tree-optimization/40087
18746 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
18747 number_of_iterations_ne): Rename never_infinite argument.
18748 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
18749 number_of_iterations_le): Handle pointer-type ivs when
18750 exit_must_be_taken is false.
18751 (number_of_iterations_cond): Do not always assume that
18752 exit_must_be_taken if the control variable is a pointer.
18754 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
18756 * c-typeck.c (build_binary_op): Allow % on integal vectors.
18757 * doc/extend.texi (Vector Extension): Document that % is allowed too.
18759 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
18761 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
18762 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
18764 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18767 * c.opt (Wlogical-op): Disabled by default.
18768 * c-opt (c_common_post_options): Do not enable Wlogical-op with
18770 * doc/invoke.texi (Wlogical-op): Likewise.
18772 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
18774 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
18776 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
18777 Propagate the type of the first operand.
18778 <ASSERT_EXPR>: Simplify.
18779 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
18780 Rewrite using the RHS code as discriminant.
18781 <NOP_EXPR>: Turn into CASE_CONVERT.
18782 <PLUS_EXPR>: Propagate the type of the first operand.
18784 2009-05-19 Steve Ellcey <sje@cup.hp.com>
18786 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
18787 (ia64_dconst_0_375): New.
18788 * config/ia64/ia64.c (ia64_override_options): Remove
18789 -minline-sqrt-min-latency warning.
18790 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
18791 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
18792 * config/ia64/ia64.md (*sqrt_approx): Remove.
18793 (sqrtsf2): Remove #if 0.
18794 (sqrtsf2_internal_thr): Rewrite and move to div.md.
18795 (sqrtdf): Remove assert.
18796 (sqrtdf2_internal_thr): Rewrite and move to div.md.
18797 (sqrtxf2): Remove #if 0.
18798 (sqrtxf2_internal_thr): Rewrite and move to div.md.
18799 * div.md (sqrt_approx_rf): New.
18800 (sqrtsf2_internal_thr): New implementation.
18801 (sqrtsf2_internal_lat): New.
18802 (sqrtdf2_internal_thr: New implementation.
18803 (sqrtxf2_internal): New implementation.
18805 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
18806 Hans-Peter Nilsson <hp@axis.com>
18808 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
18809 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
18810 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
18811 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
18812 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
18813 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
18814 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
18815 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
18816 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
18817 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
18818 * c-common.c: ...from here.
18820 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18822 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
18824 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18826 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
18828 2009-05-19 Ben Elliston <bje@au.ibm.com>
18830 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
18831 assignments with memcpy calls.
18832 (add_fdes): Likewise.
18833 (binary_search_unencoded_fdes): Likewise.
18834 (linear_search_fdes): Eliminate type puns.
18836 2009-05-19 Richard Guenther <rguenther@suse.de>
18838 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
18839 not falsely claim to have propagated into all uses.
18841 2009-05-19 Ben Elliston <bje@au.ibm.com>
18843 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
18846 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
18848 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
18849 * config/sh/sh.c (sh_legitimate_address_p): Make static.
18850 (TARGET_LEGITIMATE_ADDRESS_P): New.
18851 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18852 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
18854 2009-05-18 Dodji Seketeli <dodji@redhat.com>
18857 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
18858 child of the containing namespace's DIE.
18860 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
18862 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
18863 *zero_extendhi_truncqi): Move after the zero_extend patterns.
18864 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
18867 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
18870 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
18871 gen_align with gen_pad.
18872 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
18873 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
18875 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
18876 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
18878 * config/i386/i386.md (align): Renamed to ...
18879 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
18880 ASM_OUTPUT_MAX_SKIP_PAD.
18882 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
18884 * config.gcc: Fix variable syntax.
18887 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
18888 before calling exact_log2.
18889 (output_iorsi3): Likewise.
18890 (output_xorsi3): Likewise.
18892 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
18894 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
18895 for the none zero constant operand except for EQ and NE
18896 comprisons even when the first operand is R0.
18898 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
18900 * config/s390/2064.md: Remove trailing whitespaces.
18901 * config/s390/2084.md: Likewise.
18902 * config/s390/constraints.md: Likewise.
18903 * config/s390/fixdfdi.h: Likewise.
18904 * config/s390/libgcc-glibc.ver: Likewise.
18905 * config/s390/s390-modes.def: Likewise.
18906 * config/s390/s390-protos.h: Likewise.
18907 * config/s390/s390.c: Likewise.
18908 * config/s390/s390.h: Likewise.
18909 * config/s390/s390.md: Likewise.
18910 * config/s390/tpf-unwind.h: Likewise.
18912 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
18914 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
18916 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
18919 * configure.ac (m68k-*-*): Check if binutils support TLS.
18920 * configure: Regenerate.
18921 * config/m68k/predicates.md (symbolic_operand): Extend comment.
18922 * config/m68k/constraints.md (Cu): New constraint.
18923 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
18924 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
18925 (movsi): Handle TLS symbols.
18926 (addsi3_5200): Handle XTLS symbols, indent.
18927 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
18928 (m68k_tls_reference_p): Declare.
18929 (m68k_legitimize_address): Declare.
18930 (m68k_unwrap_symbol): Declare.
18931 * config/m68k/m68k.opt (mxtls): New option.
18932 * config/m68k/m68k.c (ggc.h): Include.
18933 (m68k_output_dwarf_dtprel): Implement hook.
18934 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
18935 (m68k_expand_prologue): Load GOT pointer when function needs it.
18936 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
18937 (m68k_legitimate_constant_address_p): Same.
18938 (m68k_decompose_address): Handle TLS references.
18939 (m68k_get_gp): New static function.
18940 (enum m68k_reloc): New contants.
18941 (TLS_RELOC_P): New macro.
18942 (m68k_wrap_symbol): New static function.
18943 (m68k_unwrap_symbol): New function.
18944 (m68k_final_prescan_insn_1): New static function.
18945 (m68k_final_prescan_insn): New function.
18946 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
18948 (legitimize_pic_address): Handle TLS references..
18949 (m68k_tls_get_addr, m68k_get_tls_get_addr)
18950 (m68k_libcall_value_in_a0_p)
18951 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
18952 (m68k_call_m68k_read_tp): Helper variables and functions for ...
18953 (m68k_legitimize_tls_address): Handle TLS references.
18954 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
18956 (m68k_legitimize_address): Handle TLS symbols.
18957 (m68k_get_reloc_decoration): New static function.
18958 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
18960 (m68k_output_dwarf_dtprel): Implement hook.
18961 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
18962 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
18963 m68k_call_* routines.
18964 (sched_attr_op_type): Handle TLS symbols.
18965 (gt-m68k.h): Include.
18966 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
18967 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
18969 2009-05-18 Martin Jambor <mjambor@suse.cz>
18971 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
18972 (visit_store_addr_for_mod_analysis): New function.
18973 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
18974 (determine_cst_member_ptr): Use gimple_assign_single_p.
18975 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
18976 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
18977 operands. Don't check number of operands of a NOP_EXPR.
18979 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
18981 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
18983 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
18986 * c-common.c (warn_logical_operator): Don't warn if one of
18987 expression isn't always true or false.
18989 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
18991 * config/i386/biarch32.h: New file.
18992 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
18994 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
18996 * config/mips/mips.md (*zero_extend<mode>_trunchi,
18997 *zero_extend<mode>_truncqi): Merge these into ...
18998 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
18999 Name the pattern following this as *zero_extendhi_truncqi.
19001 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
19003 PR middle-end/39301
19004 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
19005 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
19006 (output_info): Make field HOST_WIDEST_INT.
19007 (print_statistics): Use HOST_WIDEST_INT_PRINT.
19008 (dump_bitmat_statistics): Same.
19010 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
19012 * config.gcc (use_gcc_stdint): Set to wrap.
19013 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
19014 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
19015 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
19016 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
19017 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
19018 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
19019 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
19020 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
19022 2009-05-16 Joseph Myers <joseph@codesourcery.com>
19024 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
19026 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
19027 Move definitions earlier.
19028 (OPT_ARCH64, OPT_ARCH32): Define.
19029 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
19032 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19035 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
19038 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
19040 * arm.md (movdi2): Copy non-reg values to DImode registers.
19042 2009-05-16 Jakub Jelinek <jakub@redhat.com>
19045 * final.c (label_to_max_skip): New function.
19046 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
19047 CODE_LABEL_NUMBER <= max_labelno.
19048 * output.h (label_to_max_skip): New prototype.
19049 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
19050 (ix86_avoid_jump_mispredicts): ... this. Don't define if
19051 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
19052 Handle CODE_LABELs with >= 16 byte alignment or with
19053 max_skip == (1 << align) - 1.
19054 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
19055 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
19058 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
19059 .p2align 3 if MAX_SKIP is smaller than 7.
19060 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
19062 2009-05-15 Ian Lance Taylor <iant@google.com>
19064 * alias.c (struct alias_set_entry_d): Rename from struct
19065 alias_set_entry. Change all uses.
19066 * except.c (struct call_site_record_d): Rename from struct
19067 call_site_record. Change all uses.
19068 * except.h (struct eh_region_d): Rename from struct eh_region.
19070 * gcse.c (struct hash_table_d): Rename from struct hash_table.
19072 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
19073 ivtype_map_elt. Change all uses.
19074 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
19076 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
19077 * graphite.h (struct name_tree_d): Rename from struct name_tree.
19079 (struct sese_d): Rename from struct sese. Change all uses.
19080 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
19081 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
19082 * optabs.h (struct optab_d): Rename from struct optab. Change all
19084 (struct convert_optab_d): Rename from struct convert_optab.
19086 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
19087 ipa_opt_pass. Change all uses.
19088 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
19091 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
19092 defined as a typedef.
19093 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
19096 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19099 * fold-const.c (make_range,build_range_check,merge_ranges): Move
19101 (merge_ranges): Returns bool.
19102 * tree.h (make_range): .. to here.
19103 (build_range_check): Likewise.
19104 (merge_ranges): Likewise. Renamed from merge_ranges.
19105 * c-typeck.c (parser_build_binary_op): Update calls to
19106 warn_logical_operator.
19107 * c-common.c (warn_logical_operator): Add new warning.
19108 * c-common.h (warn_logical_operator): Update declaration.
19110 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
19112 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
19114 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19116 * doc/install.texi: Document MPC requirements, flags etc.
19118 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
19119 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
19120 Evaluate constant arguments.
19121 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
19122 (fold_builtin_1): Likewise, also evaluate constant arguments.
19123 Remove superfluous break.
19124 (do_mpc_ckconv): New.
19125 * real.h: Include mpc.h.
19126 * toplev.c (print_version): Output MPC version info if available.
19128 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19130 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
19132 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
19134 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
19137 2009-05-15 Jan Hubicka <jh@suse.cz>
19139 * doc/invoke.texi (max-early-inliner-iterations): New flag.
19140 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
19141 (try_inline): Fix return value.
19142 (cgraph_decide_inlining_incrementally): Honor new value.
19143 (cgraph_early_inlining): Handle indirect inlining.
19144 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
19146 2009-05-15 Jan Hubicka <jh@suse.cz>
19148 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
19149 * cgraphunit.c (cgraph_finalize_function): Set it.
19150 (cgraph_expand_function): Use it.
19152 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19154 * real.c (encode_ieee_half): Define.
19155 (decode_ieee_half): Define.
19156 (ieee_half_format): Define.
19157 (arm_half_format): Define.
19158 * real.h (ieee_half_format): Declare.
19159 (arm_half_format): Declare.
19161 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19163 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
19164 swapped, and reversed optabs exist before trying to use them.
19166 2009-05-15 Paul Brook <paul@codesourcery.com>
19167 Sandra Loosemore <sandra@codesourcery.com>
19169 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
19170 loads. Allow PRE_DEC.
19171 (output_move_neon): Handle PRE_DEC.
19172 (arm_print_operand): Add 'A' for neon structure loads.
19173 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
19174 * config/arm/neon.md (neon_mov): Update comment.
19175 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
19177 (Um): New constraint.
19179 2009-05-15 Jan Hubicka <jh@suse.cz>
19181 Revert the following patch until testsuite fallout is fixed:
19182 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19183 * cgraph.h (struct inline_summary): New filed self_wize,
19184 size_inlining_benefit, self_time and time_inlining_benefit.
19185 (struct cgraph_global_info): Replace insns by time ans size fields.
19186 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19187 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19188 (ipcp_update_callgraph): Do not touch function bodies.
19189 * ipa-inline.c: Include except.h
19190 (MAX_TIME): New constant.
19191 (overall_insns): Remove
19192 (overall_size, max_benefit): New static variables.
19193 (cgraph_estimate_time_after_inlining): New function.
19194 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19195 (cgraph_clone_inlined_nodes): Update size.
19196 (cgraph_mark_inline_edge): Update size.
19197 (cgraph_estimate_growth): Use size info.
19198 (cgraph_check_inline_limits): Check size.
19199 (cgraph_default_inline_p): Likewise.
19200 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19201 (cgraph_decide_recursive_inlining): Check size.
19202 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19204 (cgraph_decide_inlining): Likewise.
19205 (cgraph_decide_inlining_incrementally): Likewise; honor
19206 PARAM_EARLY_INLINING_INSNS.
19207 (likely_eliminated_by_inlining_p): New predicate.
19208 (estimate_function_body_sizes): New function.
19209 (compute_inline_parameters): Use it.
19210 * except.c (must_not_throw_labels): New function.
19211 * except.h (must_not_throw_labels): Declare.
19212 * tree-inline.c (init_inline_once): Kill inlining_weigths
19213 * tree-ssa-structalias.c: Avoid uninitialized warning.
19214 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19215 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19216 (PARAM_INLINE_CALL_COST): Remove.
19217 (PARAM_EARLY_INLINING_INSNS): New.
19219 2009-05-15 Richard Guenther <rguenther@suse.de>
19221 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
19222 not TODO_update_ssa.
19224 2009-05-15 Richard Guenther <rguenther@suse.de>
19226 PR tree-optimization/39999
19227 * gimple.h (gimple_expr_type): Use the expression type looking
19228 through useless conversions.
19229 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
19230 (vn_nary_op_insert_stmt): Likewise.
19231 (simplify_binary_expression): Likewise.
19233 2009-05-15 Richard Guenther <rguenther@suse.de>
19235 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
19236 New options, enabled by default.
19237 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
19239 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
19240 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
19241 * tree-ssa-structalias.c (gate_tree_pta): New function.
19242 (pass_build_alias): Use it.
19244 2009-05-15 Joseph Myers <joseph@codesourcery.com>
19246 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
19247 recurse on an invariant address if a conversion from a pointer
19248 type to a wider integer type is involved.
19250 2009-05-15 Jan Hubicka <jh@suse.cz>
19252 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19253 * cgraph.h (struct inline_summary): New filed self_wize,
19254 size_inlining_benefit, self_time and time_inlining_benefit.
19255 (struct cgraph_global_info): Replace insns by time ans size fields.
19256 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19257 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19258 (ipcp_update_callgraph): Do not touch function bodies.
19259 * ipa-inline.c: Include except.h
19260 (MAX_TIME): New constant.
19261 (overall_insns): Remove
19262 (overall_size, max_benefit): New static variables.
19263 (cgraph_estimate_time_after_inlining): New function.
19264 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19265 (cgraph_clone_inlined_nodes): Update size.
19266 (cgraph_mark_inline_edge): Update size.
19267 (cgraph_estimate_growth): Use size info.
19268 (cgraph_check_inline_limits): Check size.
19269 (cgraph_default_inline_p): Likewise.
19270 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19271 (cgraph_decide_recursive_inlining): Check size.
19272 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19274 (cgraph_decide_inlining): Likewise.
19275 (cgraph_decide_inlining_incrementally): Likewise; honor
19276 PARAM_EARLY_INLINING_INSNS.
19277 (likely_eliminated_by_inlining_p): New predicate.
19278 (estimate_function_body_sizes): New function.
19279 (compute_inline_parameters): Use it.
19280 * except.c (must_not_throw_labels): New function.
19281 * except.h (must_not_throw_labels): Declare.
19282 * tree-inline.c (init_inline_once): Kill inlining_weigths
19283 * tree-ssa-structalias.c: Avoid uninitialized warning.
19284 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19285 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19286 (PARAM_INLINE_CALL_COST): Remove.
19287 (PARAM_EARLY_INLINING_INSNS): New.
19288 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
19289 (inline-call-cost): Remove.
19290 (early-inlining-insns): New.
19292 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
19294 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
19296 (print_int_cst_bounds_in_octal_p): Likewise.
19297 (dbxout_type): Adjust calls to above functions. Be prepared to deal
19299 * dwarf2out.c (base_type_die): Likewise.
19300 (is_subrange_type): Delete.
19301 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
19302 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
19303 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
19304 if the destination type is boolean.
19305 (build_range_check): Do not special-case subtypes.
19306 (fold_sign_changed_comparison): Likewise.
19307 (fold_unary): Likewise.
19308 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
19309 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
19310 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
19311 * tree.c (subrange_type_for_debug_p): New predicate based on the
19312 former is_subrange_type.
19313 * tree.h (subrange_type_for_debug_p): Declare.
19314 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
19315 (convert_affine_scev): Remove call to above function.
19316 (chrec_convert_aggressive): Likewise.
19317 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
19318 false for conversions involving subtypes.
19319 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
19320 (vrp_val_min): Likewise.
19321 (needs_overflow_infinity): Likewise.
19322 (extract_range_from_unary_expr): Likewise.
19324 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
19326 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
19327 * config/frv/frv.c: Likewise.
19328 * config/s390/s390.c: Likewise.
19329 * config/sparc/sparc.h: Likewise.
19330 * config/i386/i386.h: Likewise.
19331 * config/i386/i386.c: Likewise.
19332 * config/crx/crx.c: Likewise.
19333 * config/m68hc11/m68hc11.h: Likewise.
19334 * config/iq2000/iq2000.c: Likewise.
19335 * config/mn10300/mn10300.h: Likewise.
19336 * config/mn10300/mn10300.c: Likewise.
19337 * config/m68k/m68k.c: Likewise.
19338 * config/rs6000/rs6000.c: Likewise.
19339 * config/rs6000/xcoff.h: Likewise.
19340 * config/rs6000/linux64.h: Likewise.
19341 * config/rs6000/sysv4.h: Likewise.
19342 * config/score/score3.c: Likewise.
19343 * config/score/score7.c: Likewise.
19344 * config/score/score.c: Likewise.
19345 * config/arm/arm.md: Likewise.
19346 * config/mips/mips.c: Likewise.
19347 * config/mips/mips.md: Likewise.
19348 * config/bfin/bfin.h: Likewise.
19349 * config/pa/pa.c: Likewise.
19350 * config/pa/constraints.md: Likewise.
19352 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
19353 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
19354 * config/pdp11/pdp11.h: Use memory_address_p instead.
19356 2009-05-14 Ian Lance Taylor <iant@google.com>
19358 * passes.c (finish_optimization_passes): Change i to int.
19359 * plugin.c (plugins_active_p): Change event to int.
19360 (dump_active_plugins): Likewise.
19361 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
19363 * tree.c (tree_range_check_failed): Change c to unsigned int.
19364 (omp_clause_range_check_failed): Likewise.
19365 (build_common_builtin_nodes): Change mode to int. Add cast.
19366 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
19367 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
19369 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
19370 ++ or -- with a variable of enum type.
19372 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19375 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
19377 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19379 * store-motion.c: Do not include params.h
19380 * Makefile.in: Fix dependencies for various files.
19382 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19384 * auto-inc-dec.c: Fix pass description, remove apparent
19385 accidental duplication.
19387 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
19389 PR middle-end/40147
19390 * ipa-utils.h (memory_identifier_string): Moved to ...
19391 * tree.h (memory_identifier_string): Here. Add GTY(()).
19393 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
19395 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
19396 in the former documentation of...
19397 (GO_IF_LEGITIMATE_ADDRESS): ... this.
19398 * ira-conflicts.c (get_dup_num): Use address_operand.
19399 * targhooks.c (default_legitimate_address_p): New.
19400 * targhooks.h (default_legitimate_address_p): New.
19401 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
19403 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
19404 * target.h (struct target): Add legitimate_address_p.
19405 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
19406 (TARGET_INITIALIZER): Include it.
19408 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19409 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
19410 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
19411 (TARGET_LEGITIMATE_ADDRESS_P): New.
19413 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19414 (REG_OK_STRICT_P): Delete.
19415 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
19416 (frv_legitimate_address_p_1): ... this.
19417 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
19418 (frv_legitimate_address_p_1): ... the renamed old
19419 frv_legitimate_address_p.
19420 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
19421 (TARGET_LEGITIMATE_ADDRESS_P): New.
19423 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19424 * config/s390/s390-protos.h (legitimate_address_p): Remove.
19425 * config/s390/s390.c (legitimate_address_p): Rename to...
19426 (s390_legitimate_address_p): ... this, make static.
19427 (legitimize_address): Adjust call.
19428 (TARGET_LEGITIMATE_ADDRESS_P): New.
19429 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
19431 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19432 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
19433 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
19434 (TARGET_LEGITIMATE_ADDRESS_P): New.
19436 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19437 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
19438 * config/spu/spu.c (spu_legitimate_address): Rename to...
19439 (spu_legitimate_address_p): ... this, make static.
19440 (TARGET_LEGITIMATE_ADDRESS_P): New.
19442 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19443 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
19444 * config/sparc/sparc.c (legitimate_address_p): Rename to...
19445 (sparc_legitimate_address_p): ... this, make static and return bool.
19446 (legitimize_address): Adjust call.
19447 (TARGET_LEGITIMATE_ADDRESS_P): New.
19449 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19450 * config/i386/i386-protos.h (legitimate_address_p): Remove.
19451 * config/i386/i386.c (legitimate_address_p): Rename to...
19452 (ix86_legitimate_address_p): ... this, make static.
19453 (constant_address_p): Move after it, adjust call.
19454 (TARGET_LEGITIMATE_ADDRESS_P): New.
19456 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19457 * config/avr/avr-protos.h (legitimate_address_p): Remove.
19458 * config/avr/avr.c (legitimate_address_p): Rename to...
19459 (avr_legitimate_address_p): ... this, make static.
19460 (legitimize_address): Adjust call.
19461 (TARGET_LEGITIMATE_ADDRESS_P): New.
19463 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19464 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
19465 * config/crx/crx.c (crx_legitimate_address_p): Make static.
19466 (TARGET_LEGITIMATE_ADDRESS_P): New.
19468 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19469 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
19470 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
19471 (TARGET_LEGITIMATE_ADDRESS_P): New.
19473 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19474 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
19476 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
19478 (TARGET_LEGITIMATE_ADDRESS_P): New.
19480 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19481 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
19483 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
19485 (m68hc11_legitimate_address_p): ... this, make static.
19486 (go_if_legitimate_address_internal): Rename to...
19487 (m68hc11_legitimate_address_p_1): ... this.
19488 (legitimize_address): Adjust call.
19489 (TARGET_LEGITIMATE_ADDRESS_P): New.
19491 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19492 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
19493 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
19494 (TARGET_LEGITIMATE_ADDRESS_P): New.
19496 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19497 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
19498 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
19499 (mn10300_legitimate_address_p): ... this, make static.
19500 (TARGET_LEGITIMATE_ADDRESS_P): New.
19502 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19503 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
19504 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
19505 (TARGET_LEGITIMATE_ADDRESS_P): New.
19507 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19508 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
19509 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
19510 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19511 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
19512 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
19513 (rs6000_legitimate_address_p): ... this, make static.
19514 (TARGET_LEGITIMATE_ADDRESS_P): New.
19515 (REG_MODE_OK_FOR_BASE_P): Delete.
19516 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
19518 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19519 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
19521 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
19522 static, adjust types.
19523 (TARGET_LEGITIMATE_ADDRESS_P): New.
19525 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19526 * config/score/score.c (score_address_p): Rename to...
19527 (score_legitimate_address_p): ... this.
19528 (TARGET_LEGITIMATE_ADDRESS_P): New.
19529 * config/score/score3.c (score3_address_p): Rename to...
19530 (score3_legitimate_address_p): ... this.
19531 * config/score/score7.c (score7_address_p): Rename to...
19532 (score7_legitimate_address_p): ... this.
19534 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
19535 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
19536 GO_IF_LEGITIMATE_ADDRESS): Delete.
19537 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
19538 thumb2_legitimate_address_p): Delete.
19539 (arm_legitimate_address_p): Rename to...
19540 (arm_legitimate_address_outer_p): ... this.
19541 * config/arm/constraints.md ("Uq"): Adjust call.
19542 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
19543 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
19545 (arm_legitimate_address_outer_p): ... this.
19546 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
19548 (TARGET_LEGITIMATE_ADDRESS_P): New.
19550 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19551 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
19552 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
19553 (TARGET_LEGITIMATE_ADDRESS_P): New.
19555 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19556 * config/vax/vax-protos.h (legitimate_address_p): Remove.
19557 * config/vax/vax.c (legitimate_address_p): Rename to...
19558 (vax_legitimate_address_p): ... this, make static.
19559 (TARGET_LEGITIMATE_ADDRESS_P): New.
19561 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19562 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
19563 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
19564 (TARGET_LEGITIMATE_ADDRESS_P): New.
19566 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19567 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
19568 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
19569 (mmix_legitimate_address_p): ... this, make static.
19570 (TARGET_LEGITIMATE_ADDRESS_P): New.
19572 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19573 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
19574 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
19575 (TARGET_LEGITIMATE_ADDRESS_P): New.
19577 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
19579 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
19580 of MODE_COMPLEX_INT.
19582 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19584 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
19585 LCT_NORMAL in function call.
19586 * mips-tdump.c (print_file_desc): Add cast to enum type.
19587 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
19588 (mark_stabs): Add casts to enum types.
19589 (parse_stabs_common): Add casts to enum types.
19591 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
19593 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
19594 Check for invalid values of LETTER.
19596 2009-05-13 Taras Glek <tglek@mozilla.com>
19598 * attribs.c (register_attribute): moved out attribute registration
19599 into register_attribute.
19600 * doc/plugins.texi: Documented register_attribute and
19602 * gcc-plugin.h: Added forward decl for register_attribute.
19603 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
19604 * plugin.c (register_callback, invoke_plugin_callbacks): Added
19605 PLUGIN_ATTRIBUTES boilerplate.
19607 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
19609 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
19610 values even in sentinel and empty entries.
19611 (ms_printf_flag_specs): Likewise.
19612 (ms_scanf_flag_specs): Likewise.
19613 (ms_strftime_flag_specs): Likewise.
19614 (ms_print_char_table): Likewise.
19615 (ms_scan_char_table): Likewise.
19616 (ms_time_char_table): Likewise.
19618 2009-05-13 Doug Kwan <dougkwan@google.com>
19620 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
19622 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
19624 * config/mips/mips.md (store): Add attributes for QI and HI.
19626 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
19627 (truncdi<mode>2): ... this new pattern.
19629 2009-05-13 Brad Hards <bradh@kde.org>
19631 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
19633 2009-05-14 Jakub Jelinek <jakub@redhat.com>
19634 Ben Elliston <bje@au.ibm.com>
19636 PR middle-end/40035
19637 * dse.c (check_mem_read_rtx): Guard against width == -1.
19639 2009-05-13 Michael Matz <matz@suse.de>
19641 PR middle-end/39976
19642 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
19643 (trivially_conflicts_p): New function.
19644 (insert_backedge_copies): Use it.
19646 2009-05-13 Janis Johnson <janis187@us.ibm.com>
19648 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
19649 (handle_stdc_pragma): Use new enum constant names.
19650 (handle_pragma_float_const_decimal64): Ditto.
19652 2009-05-13 Ian Lance Taylor <iant@google.com>
19654 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
19657 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
19659 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
19660 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
19662 * config/m68k/m68k.h (FL_UCLINUX): Define.
19664 2009-05-13 Jan Hubicka <jh@suse.cz>
19666 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
19668 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19670 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
19671 unless -fschedule-insns is specified.
19673 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19676 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
19677 TARGET_EXPAND_CBRANCHDI4.
19678 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
19679 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
19680 (cmpeqdi): Fix comment.
19682 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19684 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
19685 (sh_legitimate_address_p): Likewise.
19686 * config/sh/sh.c (sh_legitimate_index_p): New.
19687 (sh_legitimate_address_p): Likewise.
19688 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
19689 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
19690 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
19691 (MAYBE_BASE_REGISTER_RTX_P): New macro.
19692 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
19693 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
19694 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
19695 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
19696 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
19698 2009-05-12 Jan Hubicka <jh@suse.cz>
19700 * tree-inline.c (estimate_operator_cost): Add operands;
19701 when division happens by constant, it is cheap.
19702 (estimate_num_insns): Loads and stores are not having cost of 0;
19703 EH magic stuff is cheap; when computing runtime cost of switch,
19704 use log2 base of amount of its cases; builtin_expect has cost of 0;
19705 compute cost for moving return value of call.
19706 (init_inline_once): Initialize time_based flags.
19707 * tree-inline.h (eni_weights_d): Add time_based flag.
19709 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19711 * df-core.c: Update head documentation.
19713 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
19716 * rs6000.c (rs6000_generate_compare): Use op1b instead of
19717 shadowing exisiting variable op1.
19719 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
19722 * config/i386/driver-i386.c (processor_signatures): New enum.
19723 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
19724 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
19725 processor signature to detect geode processor.
19727 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19731 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19733 * optabs.c (prepare_cmp_insn): Temporarily disable test that
19734 causes spurious differences between trunk and cond-optab branch.
19736 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19738 * dojump.c (compare_from_rtx): Delete.
19739 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
19740 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
19741 if the comparison does not satisfy the predicate; test predicates for
19742 operands 2 and 3 of a cstore pattern. Don't try cstore optab
19743 further if one existing pattern fails.
19744 * expr.h (compare_from_rtx): Delete.
19745 (prepare_operand): Declare it.
19746 * optabs.c: Change "lib call" to "libcall" throughout.
19747 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
19748 HAVE_conditional_trap, emit_cmp_insn): Delete.
19749 (can_compare_p): Delete cmp_optab case.
19750 (prepare_float_lib_cmp): Return an rtx and a machine mode.
19751 Accept other parameters by value.
19752 (prepare_operand): Make non-static.
19753 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
19754 other parameters by value. Try to widen operands here based on
19755 an optab_methods argument and looking at cbranch_optab.
19756 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
19757 loop. Use cbranch_optab directly.
19758 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
19759 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
19761 (emit_conditional_move, emit_conditional_add): Inline what's needed
19762 of compare_from_rtx, using new prepare_cmp_insn for the rest.
19763 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
19764 with COMPARE. Move cmov_optab and cstore_optab above
19765 with cbranch_optab, move cmp_optab down with ucmp_optab,
19766 remove tst_otpab. Do not initialize trap_rtx.
19767 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
19768 for trap code. Do not check HAVE_conditional_trap. Use
19769 prepare_cmp_insn. Accept no predicate for operand 3.
19770 * optabs.h (OTI_cmp): Mark as used only for libcalls.
19771 (OTI_ctrap, ctrap_optab): New.
19772 (tst_optab): Delete.
19773 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
19774 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
19775 with lookup of ctrap_optab.
19776 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
19778 (ctrap_optab): New.
19780 * combine.c (combine_simplify_rtx, simplify_set): Do not
19781 special case comparing against zero for cc0 machines.
19782 * simplify-rtx.c (simplify_binary_operation_1): Never remove
19783 COMPARE on cc0 machines.
19784 (simplify_relational_operation): Return a new expression when
19785 a COMPARE could be removed.
19786 * final.c (final_scan_insn): Compare cc_status values
19787 against LHS of a (compare FOO (const_int 0)) cc0 source.
19788 Also check if cc_status.value is the full compare.
19790 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
19791 (cstoreMM4): Document.
19792 (conditional_trap): Document ctrapMM4 instead.
19793 (sync_compare_and_swapMM): Refer to cbranchcc4.
19794 (Dependent Patterns): Eliminate obsolete information referring to
19795 the old jump optimization phase.
19796 (Canonicalization): Include cbranchcc4 case, omit canonicalization
19797 of compares with 0 on cc0 machines.
19798 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
19799 avoiding references to cc0. Remove text about storing operands
19801 * doc/tm.texi (Condition Codes): Include blurb on different
19802 condition code representations, separate into subsections for
19803 CC0, MODE_CC and conditional execution.
19805 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
19806 alpha_emit_setcc): Accept operands and a machine mode.
19807 * config/alpha/alpha.c (alpha_emit_conditional_branch):
19808 Get code/op0/op1 from operands, use machine mode argument
19809 instead of alpha_compare.fp_p. Emit the branch here.
19810 (alpha_emit_setcc): Likewise, and return boolean.
19811 (alpha_emit_conditional_move): Likewise. Assert that
19812 cmp_op_mode == cmp_mode, and simplify accordingly.
19813 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
19814 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
19815 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
19817 (stack probe test): Use cbranchdi4.
19818 * config/alpha/predicates.md (alpha_cbranch_operator): New.
19820 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
19821 * config/arc/arc.h (movsicc, movsfcc): Use it.
19822 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
19823 (cbranchsi4, cstoresi4): New.
19824 (cmpsi, bCC and sCC expanders): Remove.
19826 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
19827 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
19828 * config/arm/predicates.md (arm_comparison_operator): Only include
19829 floating-point operators if there is a hardware floating-point unit.
19830 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
19831 deferring to cbranch_cc and cstore_cc respectively.
19832 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
19833 cbranch_cc, cstore_cc): New.
19834 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
19836 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
19838 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
19839 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
19841 (adjust_insn_length): Adjust calls.
19842 (avr_reorg): Handle (compare (foo) (const_int 0)).
19843 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
19844 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
19845 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
19846 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
19848 (cbranchqi4, cbranchhi4, cbranchsi4): New.
19849 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
19851 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
19852 (cbranchsi4, cstorebi4, cstoresi4): New.
19853 (movbisi): This insn is duplicate, split it to zero_extend.
19854 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
19855 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
19856 (bfin_optimize_loop): Use cbranch expander.
19857 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
19858 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
19859 (bfin_bimode_comparison_operator): ... this.
19860 (bfin_direct_comparison_operator): New.
19862 * config/cris/cris.c (cris_normal_notice_update_cc): Look
19863 inside (compare FOO (const_int 0)).
19864 (cris_rtx_costs): Handle ZERO_EXTRACT.
19865 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
19866 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
19867 (*tstdi_v32): Delete.
19868 (*cmpdi_non_v32): Add M alternative for operand 1.
19869 (cmpsi, cmp<mode>): Make private.
19870 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
19872 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
19874 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
19875 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
19876 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
19877 (cc_reg_operand): New.
19878 (any_cond): Delete.
19879 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
19880 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
19881 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
19882 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
19883 crx_expand_scond): Delete.
19885 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
19887 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
19888 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
19890 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
19891 cstoresi4, cstoresf4, cstoredf4): New.
19892 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
19893 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
19894 Receive the entire operands array.
19895 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
19896 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
19897 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
19898 Get test/op0/op1 from the operands array.
19899 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
19901 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
19902 (h8300_expand_store): New.
19903 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
19905 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
19906 (h8300_expand_store): New.
19907 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
19908 or do not try to produce (set (cc0) REG).
19909 (peepholes): Wrap arguments with COMPARE. Add a peephole to
19910 change a compare into a move to a scratch register. Disable some
19911 peepholes when comparing with zero.
19912 (tstsi, tsthi, tstsi, cmpqi): Make private.
19914 (bCC, sCC): Delete.
19915 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
19918 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
19919 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
19920 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
19921 (ix86_emit_i387_log1p): Use cbranchxf2.
19922 (ix86_expand_setcc): Return void.
19923 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
19924 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
19925 cmp<MODEF>, cmpcc): Remove.
19926 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
19927 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
19928 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
19929 (sCC and bCC expanders): Remove.
19930 (stack_protect_test): Use cbranchcc4.
19932 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
19934 (ia64_expand_compare): Accept three rtx by reference and return void.
19935 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
19936 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
19937 from *expr. Update *expr with the BImode comparison to do.
19938 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
19939 cmptf, bCC, sCC, conditional_trap): Delete.
19940 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
19941 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
19942 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
19943 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
19944 * config/ia64/predicates.md (ia64_cbranch_operator): New.
19946 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
19947 type of last argument.
19948 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
19949 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
19950 use machine mode argument instead of branch_type. Remove dead
19951 code for floating-point comparisons.
19952 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
19953 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
19955 (cbranchsi4, cstoresi4): New.
19956 * config/iq2000/predicates.md (reg_or_const_operand): New.
19958 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
19959 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
19960 (b<code>_op): Rewrite to...
19961 (bcc_op): ... this, using match_operator.
19962 (s<code>_op): Rewrite to...
19963 (scc_op): ... this, using match_operator.
19964 (s<code>_24_op): Rewrite to...
19965 (scc_op_24): ... this, using match_operator.
19966 (s<code>_<mode>): Rewrite to...
19967 (cstore<mode>4): ... this, using match_operator.
19968 (s<code>_<mode>_24): Rewrite to...
19969 (cstore<mode>4_24): ... this, using match_operator.
19970 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
19971 m32c_unpend_compare, m32c_expand_scc): Delete.
19972 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
19973 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
19974 (m32c_expand_movcc): Change NE to EQ if necessary.
19975 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
19977 * config/m32r/m32r-protos.h (gen_cond_store): New.
19978 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
19979 (gen_cond_store): New, from sCC patterns.
19980 (m32r_expand_block_move): Use cbranchsi4.
19981 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
19982 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
19983 (cbranchsi4, cstoresi4): New.
19985 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
19987 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
19988 (m68hc11_notice_update_cc): Look into a compare with 0.
19989 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
19991 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
19992 cmphi, cmpqi, bCC): Delete.
19993 (cbranchsi4, cbranchhi4, cbranchqi4): New.
19994 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
19995 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
19998 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
19999 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
20000 * config/m68k/constraints.md (H): New.
20001 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
20002 the define_insn below.
20003 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
20004 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
20005 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
20006 patterns): Wrap RHS with COMPARE.
20007 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
20008 (*cmpdi_internal): Name this pattern.
20009 (cmpdi): Change to define_insn.
20010 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
20011 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
20012 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
20014 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
20015 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
20016 (conditional_trap): Change to...
20017 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
20018 (*conditional_trap): Use the ordered_comparison_operator and
20019 const1_operand predicates.
20020 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
20021 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
20022 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
20023 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
20025 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
20026 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
20027 (mcore_gen_compare): New.
20028 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
20029 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
20030 (mcore_gen_compare): ... this.
20031 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
20032 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
20033 (stack probe pattern): Use cbranchsi4.
20035 * config/mips/predicates.md (mips_cstore_operator): New.
20036 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
20037 * config/mips/mips.md (any_cond): Delete.
20038 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
20040 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
20041 fixuns_truncsfdi2): Use cbranch patterns.
20042 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
20043 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
20044 Adjust call to mips_expand_conditional_branch.
20045 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
20047 * config/mips/mips-protos.h (mips_expand_conditional_branch,
20048 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
20049 * config/mips/mips.c (cmp_operands): Delete.
20050 (mips_emit_compare): Get comparison operands from *op0/*op1.
20051 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
20052 that it succeeds. Use op0/op1 instead of cmp_operands.
20053 (mips_expand_conditional_branch, mips_expand_conditional_move,
20054 mips_expand_conditional_trap): Likewise.
20055 (mips_block_move_loop): Use cbranch patterns.
20056 * config/mips/mips.h (cmp_operands): Delete.
20058 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
20059 (mmix_gen_compare_reg): Just return a register in the right CC mode.
20060 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
20061 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
20062 (*cmpcc_folded): Rename to...
20063 (*cmpdi_folded): this.
20064 (*cmpcc): Rename to...
20066 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
20069 (cbranchdf4): New. Handle invalid comparisons here.
20070 * config/mmix/predicates.md (float_comparison_operator): New.
20072 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
20073 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
20074 * config/mn10300/mn10300.md (tst): Delete.
20075 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
20076 Name these patterns and wrap RHS in a compare.
20077 (*cmpsi): Make this pattern private. Include tst.
20078 (*cmpsf): Make this pattern private.
20079 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
20080 (compare with zero peepholes): Likewise.
20082 (cbranchsi4, cbranchsf4): New.
20083 (casesi): Use cbranchsi4.
20085 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
20086 hppa_branch_type): Delete.
20087 (return_addr_rtx): Use cbranchsi4.
20088 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
20089 Emit CCFPmode comparison here.
20090 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
20091 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
20092 hppa_branch_type): Delete.
20093 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
20094 (movsicc, movdicc): Remove references to hppa_compare_op0,
20095 hppa_compare_op1 and compare_from_rtx.
20096 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
20097 (casesi): Use cbranchsi4.
20099 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
20100 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
20101 * config/pdp11/pdp11.md (register_or_const0_operand): New.
20102 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
20103 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
20105 (cbranchdf4, cbranchhi4, cbranchqi4): New.
20106 (*branch, *branch_inverted): New.
20108 * config/picochip/picochip.md (cbranchhi4): Use
20109 ordered_comparison_operator.
20110 (cmphi, bCC): Remove.
20112 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
20113 (trap_comparison_operator): Delete.
20114 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
20115 rs6000_emit_cbranch): Accept mode and operands.
20116 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
20117 rs6000_compare_fp_p): Delete.
20118 (rs6000_generate_compare): Accept mode and comparison. Extract code
20119 and op0/op1 from there. Replace references to rs6000_compare_op0
20120 and rs6000_compare_op1.
20121 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
20122 extract result from passed operands.
20123 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
20124 extract loc from passed operands.
20125 (rs6000_emit_cmove): Likewise.
20126 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
20127 rs6000_compare_fp_p): Delete.
20128 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
20129 (cbranch<GPR>4, cbranch<FP>4): New.
20130 (cstore<mode>4): New. Consolidate here all choices about when to use
20131 portable or specialized sCC sequences.
20132 (stack_protect_test): Use cbranchsi4.
20133 (conditional_trap): Replace with ctrap<GPR>4.
20134 (conditional trap insn): Replace trap_comparison_operator with
20135 ordered_comparison_operator.
20137 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
20138 (s390_emit_prologue): Use ctrap.
20139 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
20140 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
20141 New predicates replacing...
20142 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
20143 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
20144 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
20145 (add<mode>cc): Do not use s390_compare_op0/op1.
20146 (s<code>): Change to...
20147 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
20148 (seq): Change to...
20149 (cstorecc4): ... this. Handle EQ or NE equally.
20150 (*sne): Un-privatize for use in cstorecc4.
20151 (b<code>): Change to...
20152 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
20153 (conditional_trap): Replace with...
20154 (ctrap<GPR>4, ctrap<FP>4): ... these.
20155 (stack_protect): Use cbranchcc4.
20157 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
20158 * config/score/score-protos.h (score_gen_cmp): Delete.
20159 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
20160 (score_block_move-loop): Use cbranchsi4.
20161 * config/score/score.md (cbranchsi4): New.
20162 (cmpsi, bCC): Delete.
20163 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
20164 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20165 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
20166 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20167 * config/score/score3.h (score3_gen_cmp): Delete.
20168 * config/score/score7.h (score7_gen_cmp): Delete.
20170 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
20171 (sh_emit_scc_to_t): ... this. Return void.
20172 (from_compare): Rename to...
20173 (sh_emit_compare_and_branch): ... this.
20174 (sh_emit_compare_and_set): New.
20175 (sh_expand_t_scc): Accept operands.
20176 * config/sh/predicates.md (sh_float_comparison_operator): New.
20177 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
20178 (prepare_scc_operands): Rename to...
20179 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
20181 (sh_emit_cheap_store_flag): New.
20182 (sh_emit_set_t_insn): New.
20183 (from_compare): Rename to...
20184 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
20185 handling of TARGET_SH2E floating point to avoid recursive call.
20186 Generate branch here.
20187 (sh_emit_compare_and_set): New.
20188 (sh_expand_t_scc): Get op0/op1 from arguments.
20189 (sh_emit_cheap_store_flag): New.
20190 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
20192 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
20193 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
20194 (movsicc, movdicc): Do nothing when it recreated operands from
20195 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
20196 prepare_scc_operands (now sh_emit_scc_to_t).
20197 (udivdi3): Use cstoresi4.
20198 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
20199 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
20200 (cbranchint4_media, cbranchfp4_media): New.
20201 (casesi): Use cbranchdi4.
20202 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
20204 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
20205 (movnegt): Remove second operand.
20206 (cbranchsf4, cbranchdf4): New.
20207 (stack_protect): Use cbranchdi4/cbranchsi4.
20209 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
20210 (gen_compare_reg): Accept comparison, extract part of it to...
20211 (gen_compare_reg_1): ... this.
20212 (gen_compare_operator): Delete.
20213 (gen_v9_scc): Accept separate destination, comparison code and arms.
20214 Do not use sparc_compare_op0/sparc_compare_op1.
20215 (emit_scc_insn, emit_conditional_branch_insn): New.
20216 (emit_v9_brxx): Make static. Remove useless assertion.
20217 (sparc_emit_float_lib_cmp): Return RTL instead of calling
20219 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
20220 * config/sparc/sparc-protos.h (gen_compare_reg,
20221 sparc_emit_float_lib_cmp): Adjust prototype.
20222 (emit_scc_insn, emit_conditional_branch_insn): New.
20223 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
20224 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
20225 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
20226 iterators to the top.
20227 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
20228 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
20229 snedi_special_trunc): Delete.
20230 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
20231 and snedi_special_trunc.
20232 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
20233 cbranchdi4, cbranch<F:mode>4): New.
20234 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
20235 here. Use gen_compare_reg instead of gen_compare_operator.
20236 (conditional_trap): Replace with...
20237 (ctrapsi4, ctrapdi4): ... this.
20238 (stack_protect_test): Use cbranchcc4.
20240 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
20242 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
20243 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
20244 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
20245 from operands[0] or operands[3] depending on is_set.
20246 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
20247 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
20248 cmpdf, bCC), sCC: Remove.
20249 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
20250 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
20252 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
20253 spu_emit_branch_or_set.
20255 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
20257 * config/stormy16/stormy16.h (xstormy16_compare_op0,
20258 xstormy16_compare_op1): Delete.
20259 * config/stormy16/stormy16.c (xstormy16_compare_op0,
20260 xstormy16_compare_op1): Delete.
20261 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
20263 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
20264 (cmphi, cmpsi, bCC): Remove.
20266 * config/v850/v850.md (tstsi, cmpsi): Fold into...
20267 (*cmpsi): ... this one.
20268 (cbranchsi4, cstoresi4): New.
20269 (bCC expanders): Delete.
20270 (sCC insns): Fold into...
20271 (*setcc): ... this one.
20272 (casesi): Do not use gen_cmpsi and gen_bgtu.
20273 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
20274 (movsicc): Simplify.
20275 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
20277 * config/vax/vax-protos.h (cond_name): New.
20278 (vax_output_conditional_branch): Remove.
20279 * config/vax/vax.c (cond_name): New.
20280 (vax_output_conditional_branch): Remove.
20281 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
20282 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
20283 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
20284 (bit<VAXint>): Wrap source with (compare).
20285 (b<code> and following unnamed pattern): Rename to *branch and
20286 *branch_reversed. Change macroization to match_operator.
20287 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
20289 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
20290 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
20291 Change last argument to machine_mode.
20292 (xtensa_expand_scc): Add machine_mode argument.
20293 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
20294 (gen_conditional_move, xtensa_expand_conditional_branch,
20295 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
20296 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
20297 Adjust operand numbers.
20298 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
20300 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
20301 (cmpsi, cmpsf, b<code>, s<code>): Delete.
20302 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
20304 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20306 * optabs.c (prepare_cmp_insn): Temporarily disable test that
20307 causes spurious differences between trunk and cond-optab branch.
20309 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
20312 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
20314 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
20316 * tree.c (iterative_hash_pointer): Delete.
20317 (iterative_hash_expr): Short-circuit handling of NULL pointer.
20318 Hash UIDs and versions of SSA names. Don't special-case built-in
20319 function declarations.
20321 2009-05-11 Ian Lance Taylor <iant@google.com>
20324 * graphite.c: Force -Wc++-compat to only be a warning before
20325 #including "cloog/cloog.h".
20327 2009-05-11 Martin Jambor <mjambor@suse.cz>
20329 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
20331 2009-05-11 Jan Hubicka <jh@suse.cz>
20333 * tree-ssa-loop-ivcanon.c: Include target.h
20334 (struct loop_size): new structure.
20335 (constant_after_peeling): New predicate.
20336 (tree_estimate_loop_size): New function.
20337 (estimated_unrolled_size): Rewrite for new estimates.
20338 (try_unroll_loop_completely): Use new estimates.
20339 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
20341 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20343 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
20344 libcpp interface change.
20345 (spu_macro_to_expand): Likewise.
20347 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
20349 PR tree-optimization/40026
20350 * gimplify.c (gimplify_init_constructor): Change initial conditional
20351 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
20352 optimize_compound_literals_in_ctor.
20354 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
20356 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
20358 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
20360 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
20362 * tree-vect-data-refs.c (vect_analyze_group_access): Use
20363 HOST_WIDE_INT for gap.
20365 2009-05-11 Ira Rosen <irar@il.ibm.com>
20367 PR tree-optimization/40074
20368 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
20369 account in group size and step comparison.
20371 2009-05-11 Richard Guenther <rguenther@suse.de>
20373 * passes.c (init_optimization_passes): Strip now incorrect comment.
20374 (execute_function_todo): Do not set PROP_alias.
20375 * tree-pass.h (PROP_alias): Remove.
20376 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
20377 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
20378 * tree-nrv.c (pass_return_slot): Likewise.
20379 * tree-object-size.c (pass_object_sizes): Likewise.
20380 * tree-ssa-dom.c (pass_dominator): Likewise.
20381 (pass_phi_only_cprop): Likewise.
20382 * tree-ssa-dse.c (pass_dse): Likewise.
20383 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
20384 (pass_cselim): Likewise.
20385 * tree-ssa-pre.c (pass_pre): Likewise.
20386 (pass_fre): Likewise.
20387 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
20388 * tree-ssa-sink.c (pass_sink_code): Likewise.
20389 * tree-stdarg.c (pass_stdarg): Likewise.
20390 * tree-tailcall.c (pass_tail_calls): Likewise.
20391 * tree-vrp.c (pass_vrp): Likewise.
20393 2009-05-10 Ian Lance Taylor <iant@google.com>
20395 * basic-block.h (enum profile_status): Break out of struct
20396 control_flow_graph.
20397 * cgraph.h (struct inline_summary): Break out of struct
20399 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
20400 of struct cgraph_order_sort.
20401 * combine.c (enum undo_kind): New enum, broken out of struct undo.
20402 * cse.c (struct branch_path): Break out of struct
20403 cse_basic_block_data.
20404 * except.h (enum eh_region_type): Break out of struct eh_region.
20405 * gcc.c (enum add_del): Break out of struct modify_target.
20406 * genrecog.c (enum decision_type): Break out of struct decision_test.
20407 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
20409 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
20410 * regmove.c (enum match_use): New enum, broken out of struct match.
20411 * sched-int.h (enum post_call_group): New enum, broken out of
20413 (struct deps_reg): Break out of struct deps.
20414 * target.h (struct asm_int_op): Break out of struct gcc_target.
20415 * tree-eh.c (struct goto_queue_node): Break out of struct
20417 * tree-inline.h (enum copy_body_cge_which): Break out of
20419 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
20421 * c-decl.c (in_struct, struct_types): New static variables.
20422 (pushtag): Add loc parameter. Change all callers.
20423 (lookup_tag): Add ploc parameter. Change all callers.
20424 (check_compound_literal_type): New function.
20425 (parser_xref_tag): Add loc parameter. Change all callers. If
20426 -Wc++-compat, warn about struct/union/enum types defined within a
20428 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
20429 and loc parameters. Change all callers. Change error calls to
20430 error_at, using loc. For a redefinition, if the location of the
20431 original definition is known, report it. Set in_struct and
20432 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
20433 (finish_struct): Add new parameters enclosing_in_struct and
20434 enclosing_struct_types. Change all callers. Set
20435 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
20436 in the struct. If in a struct, add this struct to struct_types.
20437 (start_enum): Add loc parameter. Change all callers. Use
20438 error_at for errors, using loc. For a redefinition, if the
20439 location of the original definition is known, report it. If in a
20440 struct, add this enum type to struct_types. If -Wc++-compat warn
20441 if in sizeof, typeof, or alignof.
20442 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
20443 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
20444 (c_parser_enum_specifier): Get enum location for start_enum.
20445 (c_parser_struct_or_union_specifier): Get struct location for
20446 start_struct. Save in_struct and struct_types status between
20447 start_struct and finish_struct.
20448 (c_parser_cast_expression): Get location of cast.
20449 (c_parser_alignof_expression): Get location of type.
20450 (c_parser_postfix_expression): Likewise.
20451 (c_parser_postfix_expression_after_paren_type): Add type_loc
20452 parameter. Change all callers. Call check_compound_literal_type.
20453 Use type_loc for error about variable size type.
20454 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
20455 of an enum constant from an enum type defined in a struct or union.
20456 (c_cast_expr): Add loc parameter. Change all callers. If
20457 -Wc++-compat, warn about defining a type in a cast.
20458 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
20459 (start_enum, start_struct, finish_struct): Update declarations.
20460 (parser_xref_tag, c_cast_expr): Update declarations.
20461 (check_compound_literal_type): Declare.
20463 2009-05-11 Ben Elliston <bje@au.ibm.com>
20465 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
20466 for recent libcpp interface change.
20467 (rs6000_macro_to_expand): Likewise.
20469 2009-05-10 Michael Matz <matz@suse.de>
20472 * config/arm/arm.c (require_pic_register): Emit on entry edge,
20473 not at entry of function.
20475 2009-05-10 Richard Guenther <rguenther@suse.de>
20477 PR tree-optimization/40081
20479 * tree-sra.c (instantiate_element): Instantiate scalar replacements
20480 using the main variant of the element type. Do not fiddle with
20481 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
20483 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
20484 structs with volatile fields.
20486 2009-05-10 Jan Hubicka <jh@suse.cz>
20488 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
20489 (estimate_move_cost): Assert that it does not get called for
20491 (estimate_num_insns): Skip VOID types in argument handling.
20492 (optimize_inline_calls): Delete unreachable blocks and verify that
20493 callgraph is valid.
20495 2009-05-10 Jan Hubicka <jh@suse.cz>
20497 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
20498 * cgraph.c (cgraph_mark_address_taken_node): New function.
20499 (dump_cgraph_node): Dump new flag.
20500 * cgraph.h (struct cgraph_node): Add address_taken.
20501 (cgraph_mark_address_taken_node): New function.
20502 * ipa.c (cgraph_postorder): Prioritize functions with address taken
20503 since new direct calls can be born.
20505 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20507 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
20508 tok->val.node.node.
20510 2009-05-10 Jan Hubicka <jh@suse.cz>
20512 PR middle-end/40084
20513 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
20515 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
20516 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
20517 * tree-inline.c (copy_bb): Set frequency correctly.
20518 (fold_marked_statements): Update call to
20519 cgraph_update_edges_for_call_stmt.
20521 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20523 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
20524 identifiers in diagnostics.
20525 * config/arm/arm.c (arm_handle_fndecl_attribute,
20526 arm_handle_isr_attribute): Likewise.
20527 * config/avr/avr.c (avr_handle_progmem_attribute,
20528 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
20529 * config/bfin/bfin.c (handle_int_attribute,
20530 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
20531 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
20532 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
20534 * config/darwin.c (darwin_handle_kext_attribute,
20535 darwin_handle_weak_import_attribute): Likewise.
20536 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
20537 h8300_handle_eightbit_data_attribute,
20538 h8300_handle_tiny_data_attribute): Likewise.
20539 * config/i386/i386.c (ix86_handle_cconv_attribute,
20540 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
20541 * config/i386/winnt.c (ix86_handle_shared_attribute,
20542 ix86_handle_selectany_attribute): Likewise.
20543 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
20544 * config/m32c/m32c.c (function_vector_handler): Likewise.
20545 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
20546 m68hc11_handle_fntype_attribute): Likewise.
20547 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
20548 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
20549 * config/mips/mips.c (mips_insert_attributes,
20550 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
20551 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
20552 rs6000_handle_struct_attribute): Likewise.
20553 * config/sh/sh.c (sh_insert_attributes,
20554 sh_handle_resbank_handler_attribute,
20555 sh_handle_interrupt_handler_attribute,
20556 sh2a_handle_function_vector_handler_attribute,
20557 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
20559 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
20560 * config/spu/spu.c (spu_handle_fndecl_attribute,
20561 spu_handle_vector_attribute): Likewise.
20562 * config/stormy16/stormy16.c
20563 (xstormy16_handle_interrupt_attribute): Likewise.
20564 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
20565 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
20567 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20569 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
20570 (pp_translate_identifiers): New.
20571 (pp_identifier): Only conditionally translate identifier to locale
20573 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
20574 (pp_base_tree_identifier): Only conditionally translate identifier
20575 to locale character set.
20576 * c-pretty-print.c (M_): Define.
20577 (pp_c_type_specifier, pp_c_primary_expression): Mark English
20578 fragments for conditional translation with M_.
20579 * tree-pretty-print.c (maybe_init_pretty_print): Disable
20580 identifier translation.
20582 2009-05-10 Richard Guenther <rguenther@suse.de>
20584 PR tree-optimization/40081
20585 * tree-sra.c (instantiate_element): Instantiate scalar replacements
20586 using the main variant of the element type. Do not fiddle with
20587 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
20589 2009-05-09 Jan Hubicka <jh@suse.cz>
20591 PR middle-end/40080
20592 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
20593 indirect calls; verify cgraph afterwards.
20595 2009-05-09 Jan Hubicka <jh@suse.cz>
20598 * ipa.c (update_inlined_to_pointer): New function.
20599 (cgraph_remove_unreachable_nodes): Use it.
20601 2009-05-09 Jan Hubicka <jh@suse.cz>
20603 * tree-eh.c (struct leh_state): Remove prev_try.
20604 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
20605 not track prev_try.
20606 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
20607 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
20608 remove_eh_handler_and_replace, foreach_reachable_handler,
20609 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
20610 * except.h (struct eh_region): Remove eh_region_u_cleanup.
20611 (gen_eh_region_cleanup): Update prototype.
20613 2009-05-09 Jan Hubicka <jh@suse.cz>
20615 PR middle-end/40043
20616 * except.c (copy_eh_region): Always set prev_try.
20617 (redirect_eh_edge_to_label): Find outer try.
20618 (foreach_reachable_handler): When looking for prev try
20619 handle case where previous try is not going to be taken.
20621 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
20623 PR tree-optimization/40049
20624 * tree-vect-stmts.c (vectorizable_operation): If the machine has
20625 only vector/vector shifts, convert the type of the constant to the
20626 appropriate type to avoid building incorrect trees, which
20627 eventually have problems with garbage collection.
20629 2009-05-08 Joseph Myers <joseph@codesourcery.com>
20631 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
20632 -1 for complex floating-point types if honoring signed zeros.
20634 2009-05-08 Jan Hubicka <jh@suse.cz>
20636 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
20637 argument; handle correctly when profile is absent.
20638 (build_cgraph_edges): Update.
20639 (rebuild_cgraph_edges): Update.
20640 * cgraph.c: Do not include varray.h.
20641 (cgraph_set_call_stmt_including_clones): New function.
20642 (cgraph_create_edge_including_clones): Likewise
20643 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
20644 (cgraph_update_edges_for_call_stmt): Handle clones.
20645 (cgraph_remove_node): Handle clone tree.
20646 (cgraph_remove_node_and_inline_clones): New function.
20647 (dump_cgraph_node): Dump clone tree.
20648 (cgraph_clone_node): Handle clone tree.
20649 (clone_function_name): Bring here from tree-inline.c.
20650 (cgraph_create_virtual_clone): New function.
20651 * cgraph.h (ipa_replace_map): Move here from ipa.h.
20652 (cgraph_clone_info): New function.
20653 (strut cgraph_node): Add clone_info and new clone tree pointers.
20654 (cgraph_remove_node_and_inline_clones,
20655 cgraph_set_call_stmt_including_clones,
20656 cgraph_create_edge_including_clones,
20657 cgraph_create_virtual_clone): Declare.
20658 (cgraph_function_versioning): Use VEC argument.
20659 (compute_call_stmt_bb_frequency): Update prototype.
20660 (cgraph_materialize_all_clones): New function.
20661 * ipa-cp.c (ipcp_update_cloned_node): Remove.
20662 (ipcp_create_replace_map): Update to VECtors.
20663 (ipcp_update_callgraph): Use virtual clones.
20664 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
20665 (ipcp_update_profiling): Do not update local profiling.
20666 (ipcp_insert_stage): Use VECtors and virtual clones.
20667 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
20668 (clone_of_p): New function.
20669 (cgraph_preserve_function_body_p): Use clone tree.
20670 (cgraph_optimize): Materialize clones.
20671 (cgraph_function_versioning): Update for VECtors.
20672 (save_inline_function_body): Use clone tree.
20673 (cgraph_materialize_clone): New function.
20674 (cgraph_materialize_all_clones): Likewise.
20675 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
20676 * ipa.c: Include gimple.h.
20677 (cgraph_remove_unreachable_nodes): Use clone tree.
20678 * ipa-prop.c (ipa_note_param_call): Update call to
20679 compute_call_stmt_bb_frequencycall.
20680 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
20681 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
20682 (copy_bb): Handle updating of clone tree; add new edge when new call
20684 (expand_call_inline): Be strict about every call having edge.
20685 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
20686 (delete_unreachable_blocks_update_callgraph): New function.
20687 (tree_function_versioning): Use VECtors; always remove unreachable
20688 blocks and fold conditionals.
20689 * tree-inline.h: Do not include varray.h.
20690 (tree_function_versioning): Remove.
20691 * Makefile.in (GTFILES): Remove tree-inline.c
20692 * passes.c (do_per_function): Do only functions having body.
20693 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
20696 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
20697 Andrew Morrow <acm@google.com>
20700 * c-common.c (c_common_attribute_table): Permit deprecated
20701 attribute to take an optional argument.
20702 (handle_deprecated_attribute): If the optional argument to
20703 __attribute__((deprecated)) is not a string ignore the attribute
20704 and emit a warning.
20706 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
20707 * c-typeck.c (build_component_ref): Likewise.
20708 (build_external_ref): Likewise.
20710 * toplev.c (warn_deprecated_use): Add an attribute argument.
20711 Emit the message associated with __attribute__((deprecated)).
20713 * toplev.h (warn_deprecated_use): Updated.
20715 * doc/extend.texi: Document new optional parameter to
20716 __attribute__((deprecated))
20718 2009-05-08 Michael Eager <eager@eagercon.com>
20720 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
20721 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
20723 2009-05-08 Richard Guenther <rguenther@suse.de>
20725 PR tree-optimization/40062
20726 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
20727 Avoid exponential behavior.
20729 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20731 PR rtl-optimization/33928
20733 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
20734 process_uses, build_single_def_use_links): New.
20735 (update_df): Update use_def_ref.
20736 (forward_propagate_into): Use get_def_for_use instead of use-def
20738 (fwprop_init): Call build_single_def_use_links and let it initialize
20740 (fwprop_done): Free use_def_ref.
20741 (fwprop_addr): Eliminate duplicate call to df_set_flags.
20742 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
20743 df_rd_simulate_one_insn): New.
20744 (df_rd_bb_local_compute_process_def): Update head comment.
20745 (df_chain_create_bb): Use the new RD simulation functions.
20746 * df.h (df_rd_simulate_artificial_defs_at_top,
20747 df_rd_simulate_one_insn): New.
20748 * opts.c (decode_options): Enable fwprop at -O1.
20749 * doc/invoke.texi (-fforward-propagate): Document this.
20751 2009-05-08 Joseph Myers <joseph@codesourcery.com>
20754 * c-typeck.c (build_binary_op): Handle arithmetic between one real
20755 and one complex operand specially.
20756 * tree-complex.c (some_nonzerop): Do not identify a real value as
20757 zero if flag_signed_zeros.
20759 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20761 PR rtl-optimization/33928
20762 * loop-invariant.c (record_use): Fix && vs. || mishap.
20764 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20766 PR rtl-optimization/33928
20767 * loop-invariant.c (struct use): Add addr_use_p.
20768 (struct def): Add n_addr_uses.
20769 (struct invariant): Add cheap_address.
20770 (create_new_invariant): Set cheap_address.
20771 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
20772 (record_uses): Pass df_ref to record_use.
20773 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
20776 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
20778 * config/sh/sh.c: Do not include c-pragma.h.
20780 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
20782 * config/spu/spu.c: Remove include of c-common.h.
20784 2009-05-07 Janis Johnson <janis187@us.ibm.com>
20787 * c-common.h (mark_valid_location_for_stdc_pragma,
20788 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
20789 clear_float_const_decimal64, float_const_decimal64_p): New.
20790 * c.opt (Wunsuffixed-float-constants): New.
20791 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
20792 unsuffixed float constant, handle new warning.
20793 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
20794 * c-decl.c (c_scope): New flag float_const_decimal64.
20795 (set_float_const_decimal64, clear_float_const_decimal64,
20796 float_const_decimal64_p): New.
20797 (push_scope): Set new flag.
20798 * c-parser.c (c_parser_translation_unit): Mark when it's valid
20799 to use STDC pragmas.
20800 (c_parser_external_declaration): Ditto.
20801 (c_parser_compound_statement_nostart): Ditto.
20802 * c-pragma.c (valid_location_for_stdc_pragma,
20803 mark_valid_location_for_stdc_pragma,
20804 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
20805 handle_pragma_float_const_decimal64): New.
20806 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
20807 * cp/semantics.c (valid_location_for_stdc_pragma_p,
20808 set_float_const_decimal64, clear_float_const_decimal64,
20809 float_const_decimal64_p): New dummy functions.
20810 * doc/extend.texi (Decimal Float): Remove statement that the
20811 pragma, and suffix for double constants, are not supported.
20812 * doc/invoke.texi (Warning Options): List new option.
20813 (-Wunsuffixed-float-constants): New.
20815 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
20817 * config/i386/i386.c: Do not include c-common.h.
20819 2009-05-07 Mark Heffernan <meheff@google.com>
20821 * doc/invoke.texi (Debugging Options): Document change of debugging
20823 * opts.c (decode_options): Make dump_base_name relative to
20824 aux_base_name directory.
20826 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
20828 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
20829 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
20831 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
20833 * Makefile.in (install-plugin): Simplify a bit.
20835 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
20837 * Makefile.in (OBJS-common): Add regcprop.o.
20839 * timevar.def (TV_CPROP_REGISTERS): New.
20840 * regrename.c (regrename_optimize): Return 0.
20841 (rest_of_handle_regrename): Delete.
20842 (pass_rename_registers): Point to regrename_optimize.
20843 (struct value_data_entry, struct value_data,
20844 kill_value_one_regno, kill_value_regno, kill_value,
20845 set_value_regno, init_value_data, kill_clobbered_value,
20846 kill_set_value, kill_autoinc_value, copy_value,
20847 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
20848 replace_oldest_value_reg, replace_oldest_value_addr,
20849 replace_oldest_value_mem, copyprop_hardreg_forward_1,
20850 debug_value_data, validate_value_data): Move...
20851 * regcprop.c: ... here.
20852 (rest_of_handle_cprop): Delete.
20853 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
20855 2009-05-07 Jakub Jelinek <jakub@redhat.com>
20857 PR middle-end/40057
20858 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
20859 GEN_INT for 1 << bitnum.
20860 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
20861 build_int_cst_type.
20863 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
20865 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
20866 Remove wrong description of "nand" operation.
20868 2009-05-06 Richard Guenther <rguenther@suse.de>
20869 Adam Nemet <anemet@caviumnetworks.com>
20871 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
20872 comment. Add that if LHS is not a gimple register, then RHS1 has
20873 to be a single object (GIMPLE_SINGLE_RHS).
20875 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
20877 * expr.c (get_def_for_expr): Move it up in the file.
20878 (store_field): When expanding a bit-field store, look at the
20879 defining gimple stmt for the masking conversion.
20881 2009-05-06 Janis Johnson <janis187@us.ibm.com>
20883 PR middle-end/39986
20884 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
20885 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
20886 32-bit memcpy into long.
20888 2009-05-06 Jakub Jelinek <jakub@redhat.com>
20890 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
20891 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
20893 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
20894 instead of appending DW_OP_deref*.
20896 2009-05-06 Michael Matz <matz@suse.de>
20898 PR middle-end/40021
20899 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
20900 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
20902 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
20904 * Makefile.in (install-plugin): Fix srcdir handling.
20906 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
20908 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
20909 when processing for not_regs_needed bitmap.
20910 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
20911 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
20912 handling it for rhs.
20914 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20916 * config/i386/i386.md (unnamed inc/dec peephole): Use
20917 optimize_insn_for_size_p instead of optimize_size.
20918 * config/i386/predicates.md (incdec_operand): Likewise.
20919 (aligned_operand): Likewise.
20920 * config/i386/sse.md (divv8sf3): Likewise.
20921 (sqrtv8sf2): Likewise.
20923 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20925 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
20927 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
20929 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20931 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
20932 ssemodesuffixf2c with avxmodesuffixf2c.
20934 2009-05-06 Joseph Myers <joseph@codesourcery.com>
20937 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
20939 2009-05-05 Jakub Jelinek <jakub@redhat.com>
20941 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
20942 (struct tree_base): Adjust spacing for 8 bit boundaries.
20943 (struct tree_decl_common): Add decl_by_reference_flag bit.
20944 (DECL_BY_REFERENCE): Adjust.
20945 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
20946 print DECL_BY_REFERENCE bit.
20947 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
20948 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
20949 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
20950 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
20953 PR middle-end/39666
20954 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
20955 range of the type, but default label is missing, add it with one
20956 of the existing labels instead of adding a new label for it.
20958 2009-05-05 Joseph Myers <joseph@codesourcery.com>
20962 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
20964 * Makefile.in (enable_plugin, plugin_includedir): New.
20965 (install): Depend on install-plugin.
20966 (PLUGIN_HEADERS): New.
20967 (install-plugin): New.
20968 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
20970 2009-05-05 Richard Guenther <rguenther@suse.de>
20972 PR tree-optimization/40022
20973 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
20975 (phivn_valid_p): Fix tuplification error, simplify.
20976 (phiprop_insert_phi): Add dumps.
20977 (propagate_with_phi): Simplify.
20979 2009-05-05 Richard Guenther <rguenther@suse.de>
20981 PR middle-end/40023
20982 * builtins.c (gimplify_va_arg_expr): Properly build the address.
20984 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
20986 * tree.h (strip_float_extensions): Remove duplicate declaration.
20987 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
20988 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
20989 block_ultimate_origin): Rearrange the declarations line to match the
20990 comment that indicates the .c file which the functions are defined.
20991 (dwarf2out_*, set_decl_rtl): Add comment.
20992 (get_base_address): Adjust comment.
20993 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
20994 declarations line and add comment.
20995 (is_builtin_name): Add blank after function name, for clarity.
20997 2009-05-04 Joseph Myers <joseph@codesourcery.com>
20999 * attribs.c (decl_attributes): Use %qE for identifiers in
21001 * cgraphunit.c (verify_cgraph_node): Translate function names to
21002 locale character set in diagnostics.
21003 * coverage.c (get_coverage_counts): Use %qE for identifiers in
21005 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
21006 Document that functions are named in UTF-8.
21007 * expr.c (expand_expr_real_1): Translate function names to locale
21008 character set in diagnostics.
21009 * gimplify.c (omp_notice_variable, omp_is_private,
21010 gimplify_scan_omp_clauses): Use %qE for identifiers in
21012 * langhooks.c (lhd_print_error_function): Translate function names
21013 to locale character set.
21014 * langhooks.h (decl_printable_name): Document that return value is
21015 in internal character set.
21016 * stmt.c: Include pretty-print.h
21017 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
21019 (resolve_operand_name_1): Translate named operand name to locale
21021 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
21023 * toplev.c (announce_function): Translate function names to locale
21025 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
21026 (default_tree_printer): Use pp_identifier or translate identifiers
21027 to locale character set. Mark "<anonymous>" for translation.
21028 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
21029 for identifiers in diagnostics.
21030 * tree.c (handle_dll_attribute): Use %qE for identifiers in
21032 * varasm.c (output_constructor): Use %qE for identifiers in
21035 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
21037 * configure.ac: use ` ` instead of $()
21038 * configure: Regenerate.
21040 2009-05-05 Ben Elliston <bje@au.ibm.com>
21042 * config/pa/linux-atomic.c: Eliminate conditional include of
21043 errno.h on non-LP64 systems to simplify build requirements.
21045 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21047 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
21049 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
21050 and pass value to identifier_to_locale.
21051 (warn_variable_length_array): Make name a tree.
21052 (grokdeclarator): Separate diagnostic texts for named and unnamed
21053 declarators. Use %qE for named declarators.
21054 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
21056 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
21057 identifiers in diagnostics.
21058 * c-typeck.c (push_member_name, start_init): Pass identifiers to
21059 identifier_to_locale. Mark "anonymous" strings for translation.
21061 2009-05-04 Michael Eager <eager@eagercon.com>
21063 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
21064 address for DImode/DFmode only if double-precision FP regs.
21066 2009-05-04 Michael Eager <eager@eagercon.com>
21068 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
21069 TARGET_SINGLE_FLOAT check.
21071 2009-05-04 Michael Eager <eager@eagercon.com>
21073 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
21075 2009-05-04 Michael Eager <eager@eagercon.com>
21077 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
21078 * config/rs6000/t-xilinx: New
21080 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
21082 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
21083 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
21084 * gcc/explow.c (memory_address): Use target hook.
21085 * gcc/targhooks.c (default_legitimize_address): New.
21086 * gcc/targhooks.h (default_legitimize_address): New.
21087 * gcc/target.h (legitimize_address): New.
21088 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
21089 (TARGET_INITIALIZER): Include it.
21090 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
21092 * config/bfin/bfin-protos.h (legitimize_address): Remove.
21093 * config/bfin/bfin.c (legitimize_address): Remove.
21094 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
21095 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
21097 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
21098 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
21100 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
21101 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
21102 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
21103 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
21104 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
21105 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
21106 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
21107 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
21108 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
21109 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
21110 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
21111 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
21112 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
21113 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
21114 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
21115 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
21116 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
21117 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
21118 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
21119 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
21120 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
21121 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
21122 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
21124 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
21125 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
21126 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
21127 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
21128 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
21129 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
21130 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
21131 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
21132 (thumb_legitimize_address): Delete.
21133 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
21134 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
21135 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
21136 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
21137 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
21138 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
21140 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
21143 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
21144 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
21145 * config/m32r/m32r.c (m32r_legitimize_address): New.
21146 * config/m68k/m68k.c (m68k_legitimize_address): New.
21147 * config/score/score.c (score_legitimize_address): Standardize.
21148 * config/score/score3.c (score3_legitimize_address): Standardize.
21149 * config/score/score3.h (score3_legitimize_address): Adjust.
21150 * config/score/score7.c (score7_legitimize_address): Standardize.
21151 * config/score/score7.h (score7_legitimize_address): Adjust.
21152 * config/sh/sh.c (sh_legitimize_address): New.
21153 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
21155 * gcc/config/s390/s390.c (legitimize_address): Rename to...
21156 (s390_legitimize_address): ... this.
21157 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
21158 (sparc_legitimize_address): ... this.
21159 * gcc/config/i386/i386.c (legitimize_address): Rename to...
21160 (ix86_legitimize_address): ... this.
21161 * gcc/config/avr/avr.c (legitimize_address): Rename to...
21162 (avr_legitimize_address): ... this.
21163 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
21164 (mn10300_legitimize_address): ... this.
21165 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
21166 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
21167 (alpha_expand_mov): Adjust call.
21169 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
21170 * config/spu/spu.c (spu_legitimize_address): Likewise.
21171 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
21172 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
21174 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21176 * intl.c (locale_encoding, locale_utf8): New.
21177 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
21178 * intl.h (locale_encoding, locale_utf8): Declare.
21179 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
21180 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
21182 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
21184 (pp_tree_identifier): Define to call pp_base_tree_identifier.
21185 (pp_base_tree_identifier): Declare as function.
21186 (identifier_to_locale): Declare.
21187 * Makefile.in (pretty-print.o): Update dependencies.
21188 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
21190 2009-05-04 Richard Guenther <rguenther@suse.de>
21192 PR middle-end/40015
21193 * builtins.c (fold_builtin_memory_op): Do not decay to element
21194 type if the size matches the whole array.
21196 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
21198 * expmed.c (synth_mult): When trying out a shift, pass the result
21201 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
21203 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
21204 (shiftsub1_cost): New.
21205 (init_expmed): Compute shiftsub1_cost.
21206 (synth_mult): Optimize multiplications by constants of the form
21207 -(2^^m-1) for some constant positive integer m.
21209 2009-05-03 Richard Guenther <rguenther@suse.de>
21212 * c-typeck.c (array_to_pointer_conversion): Do not built
21213 ADDR_EXPRs of arrays of pointer-to-element type.
21214 * c-gimplify.c (c_gimplify_expr): Revert change fixing
21215 up wrong ADDR_EXPRs after-the-fact.
21216 * c-common.c (strict_aliasing_warning): Strip pointer
21217 conversions for obtaining the original type.
21218 * builtins.c (fold_builtin_memset): Handle array types.
21219 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
21222 2009-05-03 Richard Guenther <rguenther@suse.de>
21224 PR middle-end/23329
21225 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
21226 Do not lose casts from array types with unknown extent to array
21227 types with known extent.
21228 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
21229 alias set compatibility.
21231 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
21233 * flags.h (extra_warnings): Delete.
21234 * toplev.c (process_options): Handle Wuninitialized here.
21235 * opts.c (extra_warnings): Delete.
21236 (set_Wextra): Delete.
21237 (common_handle_option): -Wextra can be handled automatically.
21238 * c-opts.c (c_common_handle_option): Delete obsolete code.
21239 (c_common_post_options): Simplify comment.
21240 * common.opt (W): Add Var.
21242 (Wuninitialized): Initialize to -1.
21244 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
21245 Richard Guenther <rguenther@suse.de>
21247 * expr.c (get_def_for_expr): New function.
21248 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
21249 SSA rather than trees.
21250 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
21251 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
21253 2009-05-03 Joseph Myers <joseph@codesourcery.com>
21255 * c-common.c (reswords): Add _Imaginary.
21256 * c-common.c (enum rid): Add RID_IMAGINARY.
21258 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
21260 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
21261 Patch by Richard Guenther.
21263 2009-05-03 Anatoly Sokolov <aesok@post.ru>
21265 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
21266 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
21267 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
21268 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
21269 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
21270 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
21271 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
21272 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
21273 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
21274 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
21275 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
21276 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
21277 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
21278 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
21279 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
21280 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
21281 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
21282 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
21284 2009-05-02 Richard Guenther <rguenther@suse.de>
21286 PR tree-optimization/39940
21287 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
21290 2009-05-02 Richard Guenther <rguenther@suse.de>
21292 PR middle-end/40001
21293 * tree-ssa.c (execute_update_addresses_taken): Properly check
21294 if we can mark a variable DECL_GIMPLE_REG_P.
21295 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
21296 back to the end of the function.
21297 (is_gimple_reg_type): Remove complex type special casing.
21298 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
21301 2009-05-02 Ben Elliston <bje@au.ibm.com>
21303 * doc/collect2.texi (Collect2): Document search path behaviour
21304 when configured with --with-ld.
21306 2009-05-02 Jan Hubicka <jh@suse.cz>
21308 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
21309 parameter; update callers.
21310 (coalesce_cost_edge): EH edges are costier because they needs
21311 splitting even if not critical and even more costier when there are
21312 multiple EH predecestors.
21314 2009-05-02 Jan Hubicka <jh@suse.cz>
21316 * except.c (remove_eh_handler_and_replace): Handle updating after
21317 removing TRY blocks.
21319 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
21321 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
21323 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
21325 * varasm.c: Do not include c-pragma.h.
21326 * attribs.c: Do not incude c-common.h.
21328 2009-05-01 Michael Matz <matz@suse.de>
21330 * calls.c (initialize_argument_information): Handle SSA names like
21331 decls with a non MEM_P DECL_RTL.
21333 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
21335 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
21336 * ipa-utils.c: Likewise.
21337 * ipa-type-escape.c: Likewise.
21338 * cgraphunit.c Do not include c-common.h.
21339 * ipa-pure-const.c: Likewise.
21340 * tree-if-conv.c: Likewise.
21341 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
21342 * ipa-struct-reorg.c: Likewise.
21343 * tree-nomudflap.c: Likewise.
21344 * tree-ssa-structalias.c: Likewise.
21346 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
21348 * store-motion.c: Many cleanups to make this pass a first-class
21349 citizen instead of an appendix to gcse load motion. Add TODO list
21350 to make this pass faster/cleaner/better.
21352 (struct ls_expr): Post gcse.c-split cleanups.
21353 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
21354 "stores" field to "avail_stores".
21355 (pre_ldst_mems): Rename to store_motion_mems.
21356 (pre_ldst_table): Rename to store_motion_mems_table.
21357 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
21358 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
21359 (ldst_entry): Rename to st_expr_entry, update users.
21360 (free_ldst_entry): Rename to free_st_expr_entry, update users.
21361 (free_ldst_mems): Rename to free_store_motion_mems, update users.
21362 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
21364 (first_ls_expr): Rename to first_st_expr, update users.
21365 (next_ls_expr): Rename to next_st_expr, update users.
21366 (print_ldst_list): Rename to print_store_motion_mems. Print names of
21367 fields properly for store motion instead of names inherited from load
21369 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
21370 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
21373 (ae_kill): Rename to st_kill, update users.
21374 (ae_gen): Rename to st_avloc, update users.
21375 (transp): Rename to st_transp, update users.
21376 (pre_insert_map): Rename to st_insert_map, update users.
21377 (pre_delete_map): Rename to st_delete_map, update users.
21378 (insert_store, build_store_vectors, free_store_memory,
21379 one_store_motion_pass): Update for abovementioned changes.
21381 (gcse_subst_count, gcse_create_count): Remove.
21382 (one_store_motion_pass): New statistics counters "n_stores_deleted"
21383 and "n_stores_created", local variables.
21385 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
21388 (regvec, compute_store_table_current_insn): Remove.
21389 (reg_set_info, reg_clear_last_set): Remove.
21390 (compute_store_table): Use DF caches instead of local dataflow
21393 2009-05-01 Joseph Myers <joseph@codesourcery.com>
21395 * c-objc-common.c (c_tree_printer): Print identifiers with
21396 pp_identifier, not pp_string. Mark "({anonymous})" for
21398 * c-pretty-print.c (pp_c_ws_string): New.
21399 (pp_c_cv_qualifier, pp_c_type_specifier,
21400 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
21401 pp_c_storage_class_specifier, pp_c_function_specifier,
21402 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
21403 pp_c_primary_expression, pp_c_postfix_expression,
21404 pp_c_unary_expression, pp_c_shift_expression,
21405 pp_c_relational_expression, pp_c_equality_expression,
21406 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
21407 use pp_string and pp_c_ws_string in place of pp_identifier and
21408 pp_c_identifier for non-identifiers. Mark English strings for
21410 * c-pretty-print.h (pp_c_ws_string): Declare.
21412 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
21413 Roland McGrath <roland@redhat.com>
21415 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
21416 (ENABLE_LD_BUILDID): New configuration option.
21417 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
21418 (LINK_BUILDID_SPEC): New macro.
21419 (init_spec): If defined, prepend it between LINK_EH_SPEC and
21421 * doc/install.texi: Document --enable-linker-build-id option.
21422 * configure: Rebuild.
21423 * config.in: Rebuild.
21425 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
21427 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
21428 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
21429 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
21430 MIPS_GP_SAVE_AREA_SIZE.
21431 * config/mips/mips.c (struct mips_frame_info): Update comment
21432 before arg_pointer_offset and hard_frame_pointer_offset.
21433 (mips_compute_frame_info): Update diagram before function: to
21434 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
21435 indicate the position of frame_pointer_rtx with -fstack-protector and
21436 to show args_size. Don't allocate cprestore area for leaf functions
21437 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
21439 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
21441 2009-04-30 Michael Matz <matz@suse.de>
21443 PR tree-optimization/39955
21444 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
21446 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
21448 * ira.c (setup_cover_and_important_classes): Use safe macro
21449 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
21451 * genpreds.c (write_tm_preds_h): Output suitable definition of
21452 REG_CLASS_FOR_CONSTRAINT.
21454 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
21456 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
21458 * bitmap.c (bitmap_descriptor): Likewise.
21459 * ggc-common.c (loc_descriptor): Likewise.
21460 * varray.c (varray_descriptor): Likewise.
21461 * vec.c (vec_descriptor): Likewise.
21463 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
21465 * Makefile.in (dce.o): Add $(EXCEPT_H).
21466 * dce.c: Include except.h and delete redundant vector definitions.
21467 (deletable_insn_p): Return false for non-call insns that can throw
21470 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
21472 * gcse.c (ae_gen): Remove.
21473 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
21474 and make non-static function to make it available in store-motion.c.
21475 Update call sites with search-and-replace.
21476 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
21477 extract_mentioned_regs, extract_mentioned_regs_helper,
21478 find_moveable_store, compute_store_table, load_kills_store, find_loads,
21479 store_killed_in_insn, store_killed_after, store_killed_before,
21480 build_store_vectors, insert_insn_start_basic_block, insert-store,
21481 remove_reachable_equiv_notes, replace_store_insn, delete_store,
21482 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
21483 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
21484 * store-motion.c: ...new file. Also copy data structures from gcse.c
21485 and clean up to remove parts not used by store motion.
21486 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
21487 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
21489 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21492 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
21493 when optimizing for size.
21495 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
21497 * gcse.c (gcse_constant_p): Fix typo in last change.
21499 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
21501 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
21503 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
21505 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
21507 2009-04-29 James E. Wilson <wilson@codesourcery.com>
21509 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
21510 CONST_HIGH_PART result.
21512 2009-04-29 Anatoly Sokolov <aesok@post.ru>
21514 * config/avr/avr.c (initial_elimination_offset): Rename to
21515 avr_initial_elimination_offset.
21516 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
21517 change return type to bool.
21518 (avr_can_eliminate): New function.
21519 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
21520 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
21521 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
21522 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
21523 avr_initial_elimination_offset.
21524 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
21525 (avr_initial_elimination_offset): Define.
21527 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
21528 Steven Bosscher <steven@gcc.gnu.org>
21530 PR rtl-optimization/39938
21531 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
21532 * cfgrtl.c: Include insn-attr.h.
21533 (rest_of_pass_free_cfg): New function.
21534 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
21535 * resource.c (init_resource_info): Remove call to df_analyze.
21537 2009-04-29 Richard Guenther <rguenther@suse.de>
21540 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
21541 allow conversion to signed integers.
21543 2009-04-29 Richard Guenther <rguenther@suse.de>
21545 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
21546 shifts of floating point vectors if the shift amount is
21547 a constant multiple of the element size.
21549 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
21550 Michael Matz <matz@suse.de>
21552 PR middle-end/39927
21554 * tree-outof-ssa.c (emit_partition_copy): New function.
21555 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
21556 insert_part_to_rtx_on_edge): Perform the partition base var
21557 copy using emit_partition_copy.
21558 (insert_value_copy_on_edge): Convert constants to the right mode.
21559 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
21560 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
21562 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21564 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
21565 scan backwards to try to find a constant to initialize it.
21567 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
21568 insn before the loop_end instruction, don't look past labels.
21570 2009-04-29 Richard Guenther <rguenther@suse.de>
21572 PR middle-end/39937
21573 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
21574 loose type conversions.
21575 (forward_propagate_addr_expr): Fix tuplification bug. Remove
21576 stmts only if there are no uses of its definition.
21578 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21580 * config/bfin/bfin.h (splitting_loops): Declare.
21581 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
21582 Reorder bit definitions to be ascending.
21583 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
21584 * config/bfin/bfin.c (splitting_loops): New variable.
21585 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
21586 (struct loop_info): Remove members INIT and LOOP_INIT.
21587 (bfin_optimize_loop): Don't set them. Reorder the code that generates
21588 the LSETUP sequence. Allow LC to be loaded from any register, but
21589 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
21590 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
21592 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
21593 of reload_completed.
21596 * config/bfin/bfin.md (movsi_insn): Refine constraints.
21598 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
21600 * Makefile.in (PLUGIN_VERSION_H): New.
21601 (OBJS-common): Remove plugin-version.o.
21602 (plugin.o): Depend on (PLUGIN_VERSION_H).
21603 (plugin-version.o): Remove.
21604 * configure: Regenerate
21605 * configure.ac: Create plugin-version.h.
21606 * gcc-plugin.h (plugin_gcc_version): Remove.
21607 (plugin_default_version_check): Change signature.
21608 * plugin-version.c: Remove.
21609 * plugin.c: Include plugin-version.h.
21610 (str_plugin_gcc_version_name): Remove.
21611 (try_init_one_plugin): Pass gcc version to plugin_init.
21612 (plugin_default_version_check): Both gcc and plugin versions are now
21615 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21617 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
21618 problematic last insns. Test for TYPE_CALL rather than CALL_P.
21619 Remove special case testing for last insn of inner loops. Don't fail
21620 if the loop ends with a jump, emit an extra nop instead.
21622 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
21623 DREGS rather than comparing directly. Remove code that tries to
21624 account for latencies.
21626 2009-04-29 Richard Guenther <rguenther@suse.de>
21628 PR tree-optimization/39941
21629 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
21630 eliminating an indirect call.
21632 2009-04-29 Richard Guenther <rguenther@suse.de>
21634 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
21635 parameter. Allow invariants as base if !require_lvalue.
21636 (verify_gimple_assign_single): Adjust.
21638 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21640 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
21641 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
21642 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
21643 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
21644 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
21646 * config/bfin/bfin.c (bfin_expand_builtin,
21647 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
21649 2009-04-28 Richard Guenther <rguenther@suse.de>
21651 * tree-vect-loop.c (get_initial_def_for_induction): Use
21652 correct types for pointer increment.
21654 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21656 * toplev.c (print_version): Update GMP version string calculation.
21658 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
21660 PR rtl-optimization/39938
21661 * resource.c (init_resource_info): Add call to df_analyze.
21663 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21665 * config/alpha/alpha.md (usegp): Cast the result of
21666 alpha_find_lo_sum_using_gp to enum attr_usegp.
21667 * config/alpha/alpha.c (override_options): Remove end-of-structure
21668 marker element from cpu_table. Use array size of cpu_table to handle
21669 -mcpu and -mtune options.
21670 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
21672 2009-04-28 Joseph Myers <joseph@codesourcery.com>
21674 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
21675 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
21676 tune_32 and tune_64.
21677 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
21678 support on PowerPC.
21679 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
21680 * config/rs6000/option-defaults.h: ... here. New file.
21681 (OPT_64, OPT_32): Define.
21682 (MASK_64BIT): Define to 0 if not already defined.
21683 (OPT_ARCH64, OPT_ARCH32): Define.
21684 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
21687 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21689 * config/arm/arm.c (arm_override_options): Emit error on using
21692 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21694 PR rtl-optimization/39914
21695 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
21696 registers for allocnos created from user-defined variables only
21697 when not optimizing.
21699 2009-04-28 Richard Guenther <rguenther@suse.de>
21701 PR middle-end/39937
21702 * fold-const.c (fold_binary): Use distribute_real_division only
21705 2009-04-28 Steve Ellcey <sje@cup.hp.com>
21707 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
21708 add hpux-stdint.h to tm_file.
21709 (hppa[12]*-*-hpux11*): Ditto.
21710 (ia64*-*-hpux*): Ditto.
21711 * config/hpux-stdint.h: New.
21712 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
21713 __STDC_EXT__ for all compiles.
21714 * config/pa/pa-hpux.h: Ditto.
21715 * config/pa/pa-hpux10.h: Ditto.
21716 * config/pa/pa-hpux11.h: Ditto.
21718 2009-04-28 Catherine Moore <clm@codesourcery.com>
21720 * debug.h (set_name): Add comment.
21722 2009-04-28 Andrew Pinski <pinskia@gmail.com>
21725 * config/darwin.c (machopic_gen_offset): Check
21726 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
21727 * config/arm/arm.c (require_pic_register): Likewise.
21729 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
21731 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
21732 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
21733 m32c_promote_prototypes): Delete.
21735 2009-04-28 Michael Matz <matz@suse.de>
21737 PR middle-end/39922
21738 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
21741 2009-04-28 Richard Guenther <rguenther@suse.de>
21743 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
21745 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21747 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
21748 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
21749 * config/arm/arm-tune.md: Regenerate.
21751 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
21753 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
21754 block if there are complex incoming edges.
21755 (sel_merge_blocks): Remove useless assert.
21756 (sel_redirect_edge_and_branch): Check that edge was redirected.
21757 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
21758 (sel_find_rgns): Delete declaration.
21759 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
21760 the region when it is not a preheader.
21762 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21765 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
21767 2009-04-28 Richard Guenther <rguenther@suse.de>
21769 * tree.h (SSA_NAME_VALUE): Remove.
21770 (struct tree_ssa_name): Remove value_handle member.
21771 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
21772 array for jump threading.
21773 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
21775 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
21776 * tree-flow.h (threadedge_initialize_values): Declare.
21777 (threadedge_finalize_values): Likewise.
21778 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
21779 (SSA_NAME_VALUE): Define.
21780 (threadedge_initialize_values): New function.
21781 (threadedge_finalize_values): Likewise.
21782 * tree-ssa-dom.c (ssa_name_values): New global variable.
21783 (SSA_NAME_VALUE): Define.
21784 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
21786 2009-04-28 Ira Rosen <irar@il.ibm.com>
21788 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
21789 Use REPORT_VECTORIZED_LOCATIONS instead
21790 REPORT_VECTORIZED_LOOPS.
21791 * tree-vectorizer.c (vect_verbosity_level): Make static.
21792 (vect_loop_location): Rename to vect_location.
21793 (vect_set_verbosity_level): Update comment.
21794 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
21796 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
21797 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
21798 instead REPORT_UNVECTORIZED_LOOPS.
21799 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
21800 and vect_loop_def to vect_external_def and vect_internal_def.
21801 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
21802 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
21803 REPORT_UNVECTORIZED_LOCATIONS.
21804 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
21805 and vect_used_in_loop and to vect_unused_in_scope and
21806 vect_used_in_scope.
21807 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
21808 (vect_verbosity_level): Remove declaration.
21809 (vect_analyze_operations): Likewise.
21810 (vect_analyze_stmt): Declare.
21811 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
21812 REPORT_UNVECTORIZED_LOCATIONS.
21813 (vect_get_loop_niters): Fix indentation.
21814 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
21815 (vect_analyze_loop_operations): New function.
21816 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
21817 vect_analyze_operations.
21818 (vect_is_simple_reduction): Use new names.
21819 (vectorizable_live_operation, vect_transform_loop): Likewise.
21820 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
21821 to specify whether the data references can be a part of interleaving
21823 (vect_analyze_data_ref_dependence): Use new names.
21824 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
21825 (vect_create_addr_base_for_vector_ref): Remove redundant code.
21826 * tree-vect-patterns.c (widened_name_p): Use new names.
21827 (vect_recog_dot_prod_pattern): Likewise.
21828 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
21829 (process_use, vect_mark_stmts_to_be_vectorized,
21830 vect_model_simple_cost, vect_model_store_cost,
21831 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
21832 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
21833 vectorizable_operation, vectorizable_type_demotion,
21834 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
21835 vectorizable_condition): Likewise.
21836 (vect_analyze_operations): Split into vect_analyze_loop_operations
21838 (vect_analyze_stmt): ... new function.
21839 (new_stmt_vec_info): Use new names.
21840 (vect_is_simple_use): Use new names and fix comment.
21841 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
21842 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
21844 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21847 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
21848 and integer modes for x87 operands. Do not ICE for unsupported size,
21849 generate error instead. Generate error for unsupported operand types.
21850 ['z']: Do not handle HImode memory operands specially. Warning
21851 for floating-point operands. Fallthru to 'Z' for unsupported operand
21852 types. Do not ICE for unsupported size, generate error instead.
21853 (output_387_binary_op): Use %Z to output operands.
21854 (output_fp_compare): Ditto.
21855 (output_387_reg_move): Ditto.
21857 2009-04-28 Ben Elliston <bje@au.ibm.com>
21862 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21864 * builtins.c (c_strlen): Do not warn here.
21865 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
21866 * c-common.c (pointer_int_sum): Take an explicit location.
21867 Warn about offsets out of bounds.
21868 * c-common.h (pointer_int_sum): Adjust declaration.
21870 2009-04-27 Ian Lance Taylor <iant@google.com>
21872 * collect2.c (is_ctor_dtor): Change type of ret field in struct
21874 * dce.c (run_fast_df_dce): Change type of old_flags to int.
21875 * df-core.c (df_set_flags): Change return type to int. Change
21876 type of old_flags to int.
21877 (df_clear_flags): Likewise.
21878 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
21879 (df_get_conditional_uses): Likewise.
21880 * df.h (df_set_flags, df_clear_flags): Update declarations.
21881 * dwarf2out.c (struct indirect_string_node): Change type of form
21882 field to enum dwarf_form.
21883 (AT_string_form): Change return type to enum dwarf_form.
21884 * fixed-value.c (fixed_compare): Add cast to enum type.
21885 * fwprop.c (update_df): Change 0 to VOIDmode.
21886 * gensupport.c: Change 0 to UNKNOWN.
21887 * gimple.h (gimple_cond_code): Add cast to enum type.
21888 * haifa-sched.c (reemit_notes): Add cast to enum type.
21889 * hooks.c (hook_int_void_no_regs): Remove function.
21890 * hooks.h (hook_int_void_no_regs): Remove declaration.
21891 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
21892 * predict.c (combine_predictions_for_insn): Add casts to enum type.
21893 * real.c (real_arithmetic): Add cast to enum type.
21894 (real_compare): Likewise.
21895 * target.h (struct gcc_target): Change return type of
21896 branch_target_register_class to enum reg_class.
21897 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
21898 default_branch_target_register_class.
21899 * targhooks.c (default_branch_target_register_class): New function.
21900 * targhooks.h (default_branch_target_register_class): Declare.
21901 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
21902 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
21904 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
21906 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
21907 vect_uninitialized_def. Change 0 to ERROR_MARK.
21908 * tree-vect-stmts.c (supportable_widening_operation): Don't
21909 initialize icode1 and icode2.
21910 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
21911 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
21913 (cmn_err_flag_specs): Change 0 to STD_C89.
21914 (cmn_err_char_table): Likewise.
21915 * config/arm/arm.c (get_arm_condition_code): Change type of code
21916 to enum arm_cond_code.
21917 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
21918 (IWMMXT_BUILTIN2): Likewise.
21919 (neon_builtin_type_bits): Don't define typedef.
21920 (neon_builtin_datum): Change type of bits field to int.
21921 (arm_expand_neon_args): Add cast to enum type.
21922 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
21924 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
21925 casts to enum type.
21926 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
21928 * config/mips/mips.md (jal_macro): Return enum constant.
21929 (single_insn): Likewise.
21930 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
21932 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
21933 casts to enum type.
21934 * config/s390/s390.c (s390_tune_flags): Change type to int.
21935 (s390_arch_flags): Likewise.
21936 (s390_handle_arch_option): Change flags field of struct pta to int.
21937 * config/s390/s390.h (s390_tune_flags): Update declaration.
21938 (s390_arch_flags): Likewise.
21939 * config/sh/sh.c (prepare_move_operands): Compare
21940 tls_symbolic_operand result with enum constant.
21941 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
21942 (sh_expand_prologue): Add cast to enum type.
21943 (sh_expand_epilogue): Likewise.
21944 (tls_symbolic_operand): Change return type to enum tls_model.
21945 (fpscr_set_from_mem): Add cast to enum type.
21946 (legitimize_pic_address): Compare tls_symbolic_operand result with
21948 (sh_target_reg_class): Change return type to enum reg_class.
21949 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
21951 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
21952 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
21953 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
21954 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
21955 (delayed_branch, tls_call_delay): Likewise.
21956 (eligible_for_sibcall_delay): Likewise.
21957 (eligible_for_return_delay): Likewise.
21958 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
21959 (spu_expand_builtin_1): Likewise.
21961 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
21962 for all types of conversions.
21963 (output_init_element): Issue -Wc++-compat warning if needed when
21964 initializing a bitfield with enum type.
21965 * c-parser.c (c_parser_expression): Set original_type to
21966 original_type of right hand operand of comma operator.
21968 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21970 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
21972 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
21973 * doc/cpp.texi (Standard Predefined Macros)
21974 (Implementation-defined behavior): Likewise.
21975 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
21976 * doc/gimple.texi (GIMPLE Exception Handling)
21977 (@code{GIMPLE_ASSIGN}): Likewise.
21978 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
21979 * doc/invoke.texi (Warning Options, Optimize Options)
21980 (AVR Options, Darwin Options): Likewise.
21981 (Optimize Options): Reformulate -fwhole-program description.
21982 * doc/loop.texi (Lambda): Likewise.
21983 * doc/md.texi (Output Template, Define Constraints)
21984 (Standard Names, Insn Splitting): Likewise.
21985 * doc/options.texi (Option properties): Likewise.
21986 * doc/passes.texi (Tree-SSA passes): Likewise.
21987 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
21988 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
21989 (File Names and DBX): Likewise.
21990 * doc/trouble.texi (Incompatibilities): Likewise.
21992 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
21994 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
21995 instruction is correct.
21997 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
21999 Allow non-constant arguments to conversion intrinsics.
22000 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
22001 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
22002 * spu.c (print_operand): Handle 'v' and 'w'.
22003 (exp2_immediate_p, spu_gen_exp2): Define.
22004 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
22005 spu_convtf_1): Update parameter descriptions.
22006 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
22007 * constraints.md ('v', 'w'): New.
22008 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
22010 (i2f, I2F): New define_mode_attr.
22011 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
22012 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
22013 fixuns_truncv4sfv4si2): Update to use mode attribute.
22014 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
22015 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
22016 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
22017 patterns for combine.
22019 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
22021 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
22022 (cprop, hoist, pre, store_motion): New debug counters.
22023 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
22024 is not an RTL pass anymore.
22025 (pass_profiling): Remove extern decl for pass removed in 2005.
22026 (pass_gcse, pass_jump_bypass): Remove.
22027 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
22028 to 0 for clean state.
22029 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
22030 * cse.c (gate_handle_cse_after_global_opts,
22031 rest_of_handle_cse_after_global_opts): New functions.
22032 (pass_cse_after_global_opts): New pass, does local CSE.
22033 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
22034 (TV_CPROP): New timevar.
22035 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
22036 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
22037 (gcse_main, recompute_all_luids): Remove.
22038 (compute_hash_table_work): Call max_reg_num instead of reading
22040 (cprop_jump): Don't set run_jump_opt_after_gcse.
22041 (constprop_register): Always allow to alter jumps.
22042 (cprop_insn): Likewise.
22043 (do_local_cprop): Likewise.
22044 (local_cprop_pass): Likewise. Return non-zero if something changed.
22045 (cprop): Remove function, fold interesting bits into one_cprop_pass.
22046 (find_implicit_sets): Add note about missed optimization opportunity.
22047 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
22048 pass_rtl_cprop execute function.
22049 Don't bother tracking the pass number, each pass gets its own dumpfile
22051 Always allow to alter jumpsand bypass jumps.
22052 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
22053 will just find no suitable set.
22054 (pre_edge_insert): Fix dumping, this function is for PRE only.
22055 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
22056 pass_rtl_pre execute function.
22057 (hoist_code): Return non-zero if something changed. Keep track of
22058 substitutions and insertions for statistics gathering similar to PRE.
22059 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
22060 called from the pass_rtl_hoist execute function. Show pass statistics.
22061 (compute_store_table): Use max_reg_num directly instead of using the
22062 formerly global max_gcse_regno.
22063 (build_store_vectors): Likewise.
22064 (replace_store_insn): Fix dumping.
22065 (store_motion): Rename to ...
22066 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
22067 pass, called from the pass_rtl_store_motion execute function. Keep
22068 track of substitutions and insertions for statistics gathering similar
22070 (bypass_jumps): Remove, fold interesting bits into ...
22071 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
22072 from the pass_rtl_cprop execute function.
22073 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
22074 pass_jump_bypass): Remove.
22075 (gate_handle_gcse, rest_of_handle_gcse): Remove.
22076 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
22077 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
22078 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
22079 (gate_rtl_store_motion, execute_rtl_store_motion,
22080 pass_rtl_store_motion): New.
22081 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
22082 make it clear that -fcse-skip-blocks is a no-op for backward compat.
22083 * passes.c (init_optimization_passes): Remove pass_gcse and
22084 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
22085 and cse_after_global_opts in place of pass_gcse. Schedule cprop
22086 instead of pass_jump_bypass.
22088 2009-04-27 Richard Guenther <rguenther@suse.de>
22090 PR middle-end/39928
22091 * gimplify.c (gimplify_expr): If we are required to create
22092 a temporary make sure it ends up as register.
22094 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
22097 * config/i386/i386.c (construct_container): Don't call
22098 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
22099 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
22101 2009-04-27 Michael Matz <matz@suse.de>
22103 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
22104 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
22105 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
22106 (dump_replaceable_exprs): Take a bitmap.
22107 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
22109 (expand_gimple_basic_block): Likewise.
22110 * tree-ssa-ter.c (struct temp_expr_table_d): Make
22111 replaceable_expressions member a bitmap.
22112 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
22113 (mark_replaceable): Likewise.
22114 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
22115 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
22117 2009-04-27 Richard Guenther <rguenther@suse.de>
22119 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
22120 (verify_stmts): Dispatch to gimple/type verification code.
22121 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
22122 issue with call argument types.
22124 2009-04-27 Michael Matz <matz@suse.de>
22126 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
22127 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
22130 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
22131 Eric Botcazou <ebotcazou@adacore.com>
22133 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
22134 a label's basic block.
22135 (mark_target_live_regs): Tidy and rework obsolete comments.
22136 Change back DF problem to LIVE. If a label starts a basic block,
22137 assume that all registers that used to be live then still are.
22138 (init_resource_info): If a label starts a basic block, set its
22139 BLOCK_FOR_INSN accordingly.
22140 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
22142 2009-04-27 Richard Guenther <rguenther@suse.de>
22144 * tree-flow-inline.h (function_ann): Remove.
22145 (get_function_ann): Likewise.
22146 * tree-dfa.c (create_function_ann): Remove.
22147 * tree-flow.h (struct static_var_ann_d): Remove.
22148 (struct function_ann_d): Likewise.
22149 (union tree_ann_d): Remove fdecl member.
22150 (function_ann_t): Remove.
22151 (function_ann, get_function_ann, create_function_ann): Remove
22154 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
22156 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
22158 2009-04-27 Jan Hubicka <jh@suse.cz>
22160 * ipa-pure-const.c (struct funct_state_d): New fields
22161 state_previously_known, looping_previously_known; remove
22162 state_set_in_source.
22163 (analyze_function): Use new fields.
22164 (propagate): Avoid assumption that state_set_in_source imply
22167 * tree-ssa-loop-niter.c (finite_loop_p): New function.
22168 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
22169 * cfgloop.h (finite_loop_p): Declare.
22171 2009-04-26 Michael Matz <matz@suse.de>
22173 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
22175 2009-04-26 Michael Matz <matz@suse.de>
22177 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
22178 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
22179 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
22180 pass_mark_used_blocks): Remove.
22181 * tree-optimize.c (pass_free_datastructures,
22182 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
22183 * passes.c (init_optimization_passes): Don't call
22184 pass_mark_used_blocks, remove dead code.
22186 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
22188 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
22189 * tree-ssa-live.h (register_ssa_partition): Likewise.
22191 2009-04-26 Michael Matz <matz@suse.de>
22194 * builtins.c (fold_builtin_next_arg): Handle SSA names.
22195 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
22196 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
22198 (compare_pairs): Swap cost comparison.
22199 (coalesce_ssa_name): Don't use change_partition_var.
22200 * tree-nrv.c (struct nrv_data): Add modified member.
22201 (finalize_nrv_r): Set it.
22202 (tree_nrv): Use it to update statements.
22203 (pass_nrv): Require PROP_ssa.
22204 * tree-mudflap.c (mf_decl_cache_locals,
22205 mf_build_check_statement_for): Use make_rename_temp.
22206 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
22207 * alias.c (find_base_decl): Handle SSA names.
22208 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
22209 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
22210 * rtl.h (set_reg_attrs_for_parm): Declare.
22211 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
22212 to "optimized", remove unused locals at finish.
22213 (execute_free_datastructures): Make global, call
22214 delete_tree_cfg_annotations.
22215 (execute_free_cfg_annotations): Don't call
22216 delete_tree_cfg_annotations.
22218 * ssaexpand.h: New file.
22219 * expr.c (toplevel): Include ssaexpand.h.
22220 (expand_assignment): Handle SSA names the same as register variables.
22221 (expand_expr_real_1): Expand SSA names.
22222 * cfgexpand.c (toplevel): Include ssaexpand.h.
22223 (SA): New global variable.
22224 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
22225 (SSAVAR): New macro.
22226 (set_rtl): New helper function.
22227 (add_stack_var): Deal with SSA names, use set_rtl.
22228 (expand_one_stack_var_at): Likewise.
22229 (expand_one_stack_var): Deal with SSA names.
22230 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
22231 before unique numbers.
22232 (expand_stack_vars): Use set_rtl.
22233 (expand_one_var): Accept SSA names, add asserts for them, feed them
22234 to above subroutines.
22235 (expand_used_vars): Expand all partitions (without default defs),
22236 then only the local decls (ignoring those expanded already).
22237 (expand_gimple_cond): Remove edges when jumpif() expands an
22238 unconditional jump.
22239 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
22240 or remove abnormal edges. Ignore insns setting the LHS of a TERed
22242 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
22243 members of SA; deal with PARM_DECL partitions here; expand
22244 all PHI nodes, free tree datastructures and SA. Commit instructions
22245 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
22246 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
22247 info and statements at start, collect garbage at finish.
22248 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
22249 (VAR_ANN_PARTITION) Remove.
22250 (change_partition_var): Don't declare.
22251 (partition_to_var): Always return SSA names.
22252 (var_to_partition): Only accept SSA names.
22253 (register_ssa_partition): Only check argument.
22254 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
22256 (delete_var_map): Don't free it.
22257 (var_union): Only accept SSA names, simplify.
22258 (partition_view_init): Mark only useful SSA names as used.
22259 (partition_view_fini): Only deal with SSA names.
22260 (change_partition_var): Remove.
22261 (dump_var_map): Use ssa_name instead of partition_to_var member.
22262 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
22264 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
22265 (struct _elim_graph): New member const_dests; nodes member vector of
22267 (set_location_for_edge): New static helper.
22268 (create_temp): Remove.
22269 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
22270 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
22271 (new_elim_graph): Allocate const_dests member.
22272 (clean_elim_graph): Truncate const_dests member.
22273 (delete_elim_graph): Free const_dests member.
22274 (elim_graph_size): Adapt to new type of nodes member.
22275 (elim_graph_add_node): Likewise.
22276 (eliminate_name): Likewise.
22277 (eliminate_build): Don't take basic block argument, deal only with
22278 partition numbers, not variables.
22279 (get_temp_reg): New static helper.
22280 (elim_create): Use it, deal with RTL temporaries instead of trees.
22281 (eliminate_phi): Adjust all calls to new signature.
22282 (assign_vars, replace_use_variable, replace_def_variable): Remove.
22283 (rewrite_trees): Only do checking.
22284 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
22285 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
22286 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
22287 contains_tree_r, MAX_STMTS_IN_LATCH,
22288 process_single_block_loop_latch, analyze_edges_for_bb,
22289 perform_edge_inserts): Remove.
22290 (expand_phi_nodes): New global function.
22291 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
22292 functions, initialize new parameter, remember partitions having a
22294 (finish_out_of_ssa): New global function.
22295 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
22296 don't reset in_ssa_p here, don't disable TER when mudflap.
22297 (pass_del_ssa): Remove.
22298 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
22300 (execute_free_datastructures): Declare.
22301 * Makefile.in (SSAEXPAND_H): New variable.
22302 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
22303 * basic-block.h (commit_one_edge_insertion): Declare.
22304 * passes.c (init_optimization_passes): Move pass_nrv and
22305 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
22306 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
22307 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
22308 (redirect_branch_edge): Deal with super block when expanding, split
22309 out jump patching itself into ...
22310 (patch_jump_insn): ... here, new static helper.
22312 2009-04-26 Michael Matz <matz@suse.de>
22314 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
22315 beyond num_ssa_names.
22316 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
22317 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
22319 2009-04-26 Jakub Jelinek <jakub@redhat.com>
22321 PR inline-asm/39543
22322 * fwprop.c (forward_propagate_asm): New function.
22323 (forward_propagate_and_simplify): Propagate also into __asm, if it
22324 doesn't increase the number of referenced registers.
22327 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
22329 2009-04-26 Jakub Jelinek <jakub@redhat.com>
22331 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
22332 note_nonlocal_vla_type for nonlocal VLAs.
22333 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
22334 contains_remapped_vars, remap_vla_decls): New functions.
22335 (convert_nonlocal_reference_stmt): If not optimizing, call
22336 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
22337 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
22338 if it wasn't found in var_map.
22339 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
22340 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
22341 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
22343 * gimplify.c (nonlocal_vlas): New variable.
22344 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
22346 (gimplify_body): Create and destroy nonlocal_vlas.
22348 * dwarf2out.c (loc_descr_plus_const): New function.
22349 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
22350 mem_loc_descriptor, loc_descriptor_from_tree_1,
22351 descr_info_loc, gen_variable_die): Use it.
22353 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
22354 !TREE_STATIC VAR_DECLs.
22355 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
22356 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
22357 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
22358 DECL_BY_REFERENCE is valid.
22359 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
22360 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
22361 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
22362 Copy DECL_BY_REFERENCE.
22363 (struct nesting_copy_body_data): New type.
22364 (nesting_copy_decl): New function.
22365 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
22366 if they have variable length.
22368 2009-04-26 Michael Matz <matz@suse.de>
22370 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
22371 mark new temporaries for renaming.
22373 2009-04-26 Joseph Myers <joseph@codesourcery.com>
22376 * c-decl.c (global_bindings_p): Return negative value.
22377 (c_variable_size): New. Based on variable_size from
22379 (grokdeclarator): Call c_variable_size not variable_size.
22381 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
22383 * config/i386/i386.c (print_operand) ['z']: Fix typo.
22385 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
22387 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
22388 Redefine it to just use mingw/include.
22389 (ASM_SPEC): Rules for -m32 and -m64.
22390 (LINK_SPEC): Use Likewise.
22391 (SPEC_32): New define.
22392 (SPEC_64): Likewise.
22393 (SUB_LINK_SPEC): Likewise.
22394 (MULTILIB_DEFAULTS): New define.
22395 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
22396 Add multilib options.
22397 (MULTILIB_DIRNAMES): Likewise.
22398 (MULTILIB_OSDIRNAMES): Likewise.
22399 (LIBGCC): Likewise.
22400 (INSTALL_LIBGCC): Likewise.
22402 2009-04-26 Joseph Myers <joseph@codesourcery.com>
22405 * c-tree.h (enum c_inline_static_type): New.
22406 (record_inline_static): Declare.
22407 * c-decl.c (struct c_inline_static, c_inline_statics,
22408 record_inline_static, check_inline_statics): New.
22409 (pop_file_scope): Call check_inline_statics.
22410 (start_decl): Call record_inline_static instead of pedwarning
22411 directly for static in inline function.
22412 * c-typeck.c (build_external_ref): Call record_inline_static
22413 instead of pedwarning directly for static referenced in inline
22416 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
22418 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
22419 not new but only being rescanned.
22420 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
22421 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
22422 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
22423 record_set_info, compute_set, grealloc): Remove.
22424 (recompute_all_luids): New function.
22425 (gcse_main): Don't compute sets, and don't do related memory
22426 allocations/free-ing. If something changed before the end of the
22427 pass, update LUIDs using recompute_all_luids.
22428 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
22429 (free_gcse_mem): Don't free it either.
22430 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
22431 Use the df insn LUIDs.
22432 (load_killed_in_block): Likewise.
22433 (compute_hash_table_work): Don't compute reg_set_in_block.
22434 (compute_transp): Use DF_REG_DEF_CHAINs.
22435 (local_cprop_pass): Don't use compute_sets and related functions.
22436 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
22437 Use get_max_uid() instead of max_cuid.
22438 (insert_insn_end_basic_block, pre_insert_copy_insn,
22439 update_ld_motion_stores): Don't try to
22440 keep reg_set tables up to date.
22441 (pre_insert_copies): Use df insn LUIDs.
22442 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
22443 (reg_set_info): Don't use extra bitmap argument.
22444 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
22445 information to compute regs_set_in_block.
22446 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
22447 (bypass_jumps): Don't use compute_sets and friends.
22449 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22452 * opts.c (undocumented_msg): Do not leave blank even with
22455 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22457 * c-decl.c (build_enumerator): Allow values folding to integer
22458 constants but not integer constant expressions with a pedwarn if
22461 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22464 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
22465 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
22466 type is an integer constant.
22468 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
22471 * config/i386/i386.c (print_operand) ['z']: Revert handling of
22474 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22477 * c-decl.c (grokdeclarator): Diagnose declarations of functions
22478 with variably modified return type and no storage class
22479 specifiers, except for the case of nested functions. Distinguish
22480 extern declarations of functions with variably modified return
22481 types from those of objects with variably modified types.
22483 2009-04-25 Jan Hubicka <jh@suse.cz>
22485 * tree.c (list_equal_p): New function.
22486 * tree.h (list_equal_p): Declare.
22487 * coretypes.h (edge_def, edge, const_edge, basic_block_def
22488 basic_block_def, basic_block, const_basic_block): New.
22489 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
22490 (redirect_eh_edge): New function.
22491 (make_eh_edge_update_phi): EH edges are not abnormal.
22492 * except.c: Include tree-flow.h.
22493 (list_match): New function.
22494 (eh_region_replaceable_by_p): New function.
22495 (replace_region): New function.
22496 (hash_type_list): New function.
22497 (hash_eh_region): New function.
22498 (eh_regions_equal_p): New function.
22499 (merge_peers): New function.
22500 (remove_unreachable_regions): Verify EH tree when checking;
22502 (copy_eh_region_1): New function.
22503 (copy_eh_region): New function.
22504 (push_reachable_handler): New function.
22505 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
22506 regions without label but with live RESX.
22507 * except.h (redirect_eh_edge_to_label): New.
22508 * tree-flow.h (redirect_eh_edge): New.
22509 * coretypes.h (edge_def, edge, const_edge, basic_block_def
22510 basic_block_def, basic_block, const_basic_block): Remove.
22511 * Makefile.in (except.o): Add dependency on tree-flow.h
22512 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
22513 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
22516 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
22519 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
22520 on the destination of memcpy.
22522 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
22524 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
22525 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
22526 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
22528 2009-04-25 Jan Hubicka <jh@suse.cz>
22530 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
22531 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
22532 to be reached by different label than left.
22533 (update_eh_edges): Update comment; remove edge_to_remove if possible
22534 and return true if suceeded.
22535 (cleanup_empty_eh): Accept sharing map; handle shared regions.
22536 (cleanup_eh): Compute sharing map.
22537 * except.c (remove_eh_handler_and_replace): Add argument if we should
22539 (remove_unreachable_regions): Update for label sharing.
22540 (label_to_region_map): Likewise.
22541 (get_next_region_sharing_label): New function.
22542 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
22544 (remove_eh_handler): Update.
22545 (remove_eh_region_and_replace_by_outer_of): New function.
22546 * except.h (struct eh_region): Add next_region_sharing_label.
22547 (remove_eh_region_and_replace_by_outer_of,
22548 get_next_region_sharing_label): Declare.
22549 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
22551 2009-04-25 Jan Hubicka <jh@suse.cz>
22553 * tree-cfg.c (split_critical_edges): Split also edges where we can't
22554 insert code even if they are not critical.
22556 2009-04-25 Jan Hubicka <jh@suse.cz>
22558 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
22559 (gimple_can_remove_branch_p): EH edges won't remove branch by
22561 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
22562 updating of non-abnormal EH edges.
22563 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
22564 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
22565 (split_critical_edges): Split also edges where emitting code on them
22566 will lead to splitting later.
22568 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
22569 H.J. Lu <hongjiu.lu@intel.com>
22572 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
22573 the configured assembler supports fildq and fistpq mnemonics.
22574 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
22575 * configure: Regenerated.
22576 * config.in: Ditto.
22578 * config/i386/i386.c (print_operand): Handle 'Z'.
22579 ['z']: Remove handling of special fild/fist suffixes.
22580 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
22581 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
22582 suffix of fild insn.
22583 (*floatsi<mode>2_vector_mixed): Ditto.
22584 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
22585 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
22586 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
22587 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
22588 * config/i386/gas.h (GAS_MNEMONICS): Remove.
22590 2009-04-25 Ben Elliston <bje@au.ibm.com>
22592 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
22593 the source of a set operation.
22595 2009-04-25 Anatoly Sokolov <aesok@post.ru>
22597 * target.h (struct gcc_target): Add case_values_threshold field.
22598 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
22599 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
22600 * targhooks.c (default_case_values_threshold): New function.
22601 * targhooks.h (default_case_values_threshold): Declare function.
22602 * stmt.c (expand_case): Use case_values_threshold target hook.
22603 * expr.h (case_values_threshold): Remove declartation.
22604 * expr.c (case_values_threshold): Remove function.
22605 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
22607 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
22608 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
22609 (avr_case_values_threshold): Declare as static.
22610 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
22612 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
22613 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
22614 (mn10300_case_values_threshold): New function.
22616 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
22618 * ira.c (setup_cover_and_important_classes): Add enum cast.
22620 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
22622 * genpreds.c (write_enum_constraint_num): Output definition of
22623 CONSTRAINT_NUM_DEFINED_P macro.
22624 * ira.c (setup_cover_and_important_classes): Use
22625 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
22627 2009-04-24 DJ Delorie <dj@redhat.com>
22629 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
22630 __SH2A_SINGLE_ONLY__ also.
22632 2009-04-24 Steve Ellcey <sje@cup.hp.com>
22634 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
22635 (movdf_internal): Ditto.
22636 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
22637 SFmode and DFmode constants.
22638 (ia64_print_operand): Add 'G' format for printing
22639 floating point constants.
22641 2009-04-24 Richard Guenther <rguenther@suse.de>
22643 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
22644 from unsigned additions.
22646 2009-04-24 Joseph Myers <joseph@codesourcery.com>
22648 * c-typeck.c (set_init_index): Allow array designators that are
22649 not integer constant expressions with a pedwarn if pedantic.
22651 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
22653 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
22654 zero if no overlap in nonzero bits between the operands.
22656 2009-04-24 Ian Lance Taylor <iant@google.com>
22658 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
22659 (record_dead_and_set_regs): Likewise.
22660 * df.h (struct df_mw_hardreg): Change flags field to int.
22661 (struct df_base_ref): Likewise.
22662 (struct df): Change changeable_flags field to int.
22663 * df-scan.c (df_defs_record): Change clobber_flags to int.
22664 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
22665 constants rather than #define macros.
22666 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
22667 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
22668 (enum dwarf_calling_convention): Likewise.
22669 (enum dwarf_line_number_x_ops): Likewise.
22670 (enum dwarf_call_frame_info): Likewise.
22671 (enum dwarf_source_language): Likewise.
22672 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
22673 (add_calling_convention_attribute): Likewise.
22674 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
22675 (combine_comparisons): Change compcode to int. Add cast to enum type.
22676 * genrecog.c (maybe_both_true_2): Change c to int.
22677 (write_switch): Likewise. Add cast to enum type.
22678 * gimplify.c (gimplify_omp_for): Handle return values from
22679 gimplify_expr using MIN rather than bitwise or.
22680 (gimplify_expr): Add cast to enum type.
22681 * ipa-prop.c (update_jump_functions_after_inlining): Change
22682 IPA_BOTTOM to IPA_JF_UNKNOWN.
22683 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
22684 Add casts to enum type.
22685 (setup_cover_and_important_classes): Change cl to int. Add casts
22687 (setup_class_translate): Change cl and mode to int.
22688 (ira_init_once): Change mode to int.
22689 (free_register_move_costs): Likewise.
22690 (setup_prohibited_mode_move_regs): Add casts to enum type.
22691 * langhooks.c (add_builtin_function_common): Rework assertion that
22692 value fits bitfield.
22693 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
22694 * omega.c (omega_do_elimination): Avoid math on enum types.
22695 * optabs.c (expand_vec_shift_expr): Remove casts to int.
22696 * opts.c (set_debug_level): Change 2 to enum constant. Use new
22697 int local to handle integral_argment value.
22698 * regmove.c (try_auto_increment): Change PUT_MODE to
22700 * reload.c (push_secondary_reload): Add casts to enum type.
22701 (secondary_reload_class, find_valid_class): Likewise.
22702 * reload1.c (emit_input_reload_insns): Likewise.
22703 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
22704 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
22705 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
22707 * tree.c (build_common_builtin_nodes): Add casts to enum type.
22708 * tree-complex.c (complex_lattice_t): Typedef to int rather than
22710 (expand_complex_libcall): Add casts to enum type.
22711 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
22712 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
22713 with ERROR_MARK, not NUM_TREE_CODES.
22714 (vect_create_epilog_for_reduction): Likewise.
22715 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
22716 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
22717 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
22719 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
22720 vect_unused_in_loop. Change 0 to loop_vect.
22721 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
22722 * var-tracking.c (get_init_value): Change return type to enum
22724 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
22725 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
22727 (arm_override_options): Add casts to enum type.
22728 (arm_emit_tls_decoration): Likewise.
22729 * config/i386/i386.c (ix86_function_specific_restore): Add casts
22731 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
22732 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
22733 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
22735 * config/s390/s390.c (code_for_builtin_64): Change to array of
22737 (code_for_builtin_31): Likewise.
22738 (s390_expand_builtin): Change code_for_builtin to enum insn_code
22740 * config/sparc/sparc.c (sparc_override_options): Change value
22741 field in struct code_model to enum cmodel. In initializer change
22742 0 to NULL and add cast to enum type.
22744 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
22745 Change all callers. Issue a -Wc++-compat warning using
22746 lhs_origtype if necessary.
22747 (convert_for_assignment): Issue -Wc++-compat warnings about
22748 invalid conversions to enum type on assignment.
22749 * c-common.h (build_modify_expr): Update declaration.
22751 2009-04-24 Nick Clifton <nickc@redhat.com>
22753 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
22754 (function_arg_advance): Likewise.
22755 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
22758 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22760 * config/s390/constraints.md ('I', 'J'): Fix condition.
22762 2009-04-24 Diego Novillo <dnovillo@google.com>
22764 * gengtype-parse.c (parse_error): Add newline after message.
22766 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
22768 * config/i386/sse.md (avxmodesuffixs): Removed.
22769 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
22770 (*avx_pinsr<ssevecsize>): This.
22772 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
22774 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
22775 follow chains of regs with a single definition, and allow expressions
22776 that are function_invariant_p.
22777 (simple_rhs_p): Allow expressions that are function_invariant_p.
22779 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
22781 PR middle-end/39867
22782 * fold-const.c (fold_cond_expr_with_comparison): When folding
22783 > and >= to MAX, make sure the MAX uses the same type as the
22784 comparison's operands.
22786 2009-04-24 Nick Clifton <nickc@redhat.com>
22788 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
22789 addressing for DImode accesses.
22790 (frv_print_operand_address): Handle PLUS case.
22791 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
22793 2009-04-24 Jakub Jelinek <jakub@redhat.com>
22795 PR rtl-optimization/39794
22796 * alias.c (canon_true_dependence): Add x_addr argument.
22797 * rtl.h (canon_true_dependence): Adjust prototype.
22798 * cse.c (check_dependence): Adjust canon_true_dependence callers.
22799 * cselib.c (cselib_invalidate_mem): Likewise.
22800 * gcse.c (compute_transp): Likewise.
22801 * dse.c (scan_reads_nospill): Likewise.
22802 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
22803 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
22804 canon_base_addr of the group, plus optional offset.
22805 (struct group_info): Rename canon_base_mem to
22807 (get_group_info): Set canon_base_addr to canon_rtx of base, not
22808 canon_rtx of base_mem.
22810 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
22812 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
22813 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
22815 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22817 * config/spu/spu-builtins.h: Delete file.
22819 * config/spu/spu.h (enum spu_builtin_type): Move here from
22821 (struct spu_builtin_description): Likewise. Add GTY marker.
22822 Do not use enum spu_function_code or enum insn_code.
22823 (spu_builtins): Add extern declaration.
22825 * config/spu/spu.c: Do not include "spu-builtins.h".
22826 (enum spu_function_code, enum spu_builtin_type_index,
22827 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
22828 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
22829 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
22830 unsigned_V2DI_type_node): Move here from spu-builtins.h.
22831 (spu_builtin_types): Make static. Add GTY marker.
22832 (spu_builtins): Add extern declaration with GTY marker.
22833 Include "gt-spu.h".
22835 * config/spu/spu-c.c: Do not include "spu-builtins.h".
22836 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
22837 Check programmatically whether all parameters are scalar.
22839 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
22841 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
22843 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
22844 assignment from the constructor either if the target is volatile.
22846 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
22848 * config/arm/arm.md (insv): Do not share operands[0].
22850 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
22852 * config/vxlib-tls.c (active_tls_threads): Delete.
22853 (delete_hook_installed): New.
22854 (tls_delete_hook): Don't delete the delete hook.
22855 (tls_destructor): Delete it here.
22856 (__gthread_set_specific): Adjust installing the delete hook.
22857 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
22858 __gthread_leave_tsd_dtor_context.
22860 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
22862 * c-format.c (gcc_tdiag_char_table): Add support for %E.
22864 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
22866 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
22868 (alpha_rtx_costs): Ditto.
22869 (emit_unlikely_jump): Use add_reg_note.
22870 (emit_frame_store_1): Ditto.
22871 (alpha_expand_prologue): Ditto.
22872 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
22873 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
22875 2009-04-23 Nick Clifton <nickc@redhat.com>
22877 * config/v850/v850.md (epilogue): Remove suppressed code.
22878 (return): Rename to return_simple and remove test of frame size.
22879 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
22880 to gen_return_simple.
22882 2009-04-22 Jing Yu <jingyu@google.com>
22885 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
22887 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
22890 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
22891 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
22892 value is a VECTOR_CST, the element type is the element type of the
22895 2009-04-22 DJ Delorie <dj@redhat.com>
22897 * config/m32c/m32c.h: Update GTY annotations to new syntax.
22899 2009-04-22 Jakub Jelinek <jakub@redhat.com>
22901 * alias.c (find_base_term): Move around LO_SUM case, so that
22902 CONST falls through into PLUS/MINUS handling.
22905 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
22906 into 0, use omit_one_operand.
22908 2009-04-23 Ben Elliston <bje@au.ibm.com>
22910 * config/rs6000/linux-unwind.h (get_regs): Remove type
22911 puns. Change the type of `pc' to an array of unsigned ints and
22912 update all users. Constify frame24.
22914 2009-04-22 DJ Delorie <dj@redhat.com>
22916 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
22917 declarations before code.
22918 (current_function_special_page_vector): Likewise.
22919 (m32c_expand_insv): Silence a warning.
22921 2009-04-21 Taras Glek <tglek@mozilla.com>
22923 * alias.c: Update GTY annotations to new syntax.
22924 * basic-block.h: Likewise.
22925 * bitmap.h: Likewise.
22926 * c-common.h: Likewise.
22927 * c-decl.c: Likewise.
22928 * c-parser.c: Likewise.
22929 * c-pragma.c: Likewise.
22930 * c-tree.h: Likewise.
22931 * cfgloop.h: Likewise.
22932 * cgraph.h: Likewise.
22933 * config/alpha/alpha.c: Likewise.
22934 * config/arm/arm.h: Likewise.
22935 * config/avr/avr.h: Likewise.
22936 * config/bfin/bfin.c: Likewise.
22937 * config/cris/cris.c: Likewise.
22938 * config/darwin.c: Likewise.
22939 * config/frv/frv.c: Likewise.
22940 * config/i386/i386.c: Likewise.
22941 * config/i386/i386.h: Likewise.
22942 * config/i386/winnt.c: Likewise.
22943 * config/ia64/ia64.h: Likewise.
22944 * config/iq2000/iq2000.c: Likewise.
22945 * config/mips/mips.c: Likewise.
22946 * config/mmix/mmix.h: Likewise.
22947 * config/pa/pa.c: Likewise.
22948 * config/pa/pa.h: Likewise.
22949 * config/rs6000/rs6000.c: Likewise.
22950 * config/s390/s390.c: Likewise.
22951 * config/sparc/sparc.c: Likewise.
22952 * config/xtensa/xtensa.c: Likewise.
22953 * cselib.h: Likewise.
22954 * dbxout.c: Likewise.
22955 * dwarf2out.c: Likewise.
22956 * except.c: Likewise.
22957 * except.h: Likewise.
22958 * fixed-value.h: Likewise.
22959 * function.c: Likewise.
22960 * function.h: Likewise.
22961 * gimple.h: Likewise.
22962 * integrate.c: Likewise.
22963 * optabs.c: Likewise.
22964 * output.h: Likewise.
22965 * real.h: Likewise.
22967 * stringpool.c: Likewise.
22968 * tree-data-ref.c: Likewise.
22969 * tree-flow.h: Likewise.
22970 * tree-scalar-evolution.c: Likewise.
22971 * tree-ssa-address.c: Likewise.
22972 * tree-ssa-alias.h: Likewise.
22973 * tree-ssa-operands.h: Likewise.
22974 * tree.c: Likewise.
22975 * tree.h: Likewise.
22976 * varasm.c: Likewise.
22977 * varray.h: Likewise.
22979 * coretypes.h: Do not define GTY macro if it is already defined.
22980 * doc/gty.texi: Update GTY documentation to new syntax.
22981 * gengtype-lex.l: Enforce attribute-like syntax for GTY
22982 annotations on structs.
22983 * gengtype-parse.c: Likewise.
22985 2009-04-22 Mark Heffernan <meheff@google.com>
22987 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
22989 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
22991 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
22994 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
22996 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
22997 the same as a PLUS without a shift. Increase the cost of a
23000 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23002 * Makefile.in: Update dependencies.
23003 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
23004 * errors.h: Remove bogus comment about compatibility.
23005 (warning): Update declaration.
23006 * genautomata.c: Update all calls to warning.
23007 * gimple.c: Do not include errors.h. Include toplev.h.
23008 * tree-ssa-structalias.c: Do not include errors.h.
23009 * omega.c: Likewise.
23010 * tree-ssa-reassoc.c: Likewise.
23011 * config/spu/spu-c.c: Likewise.
23012 * config/spu/t-spu-elf: Update dependencies.
23014 2009-04-22 Richard Guenther <rguenther@suse.de>
23016 PR tree-optimization/39824
23017 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
23018 make sure the types are compatible.
23020 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23023 * c-common.c (c_parse_error): Take a token_flags parameter.
23024 Use token_type for the token type instead.
23025 Pass token_flags to cpp_type2name.
23026 * c-common.h (c_parse_error): Update declaration.
23027 * c-parser.c (c_parser_error): Pass 0 as token flags.
23029 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
23031 PR rtl-optimization/39580
23032 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
23034 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23036 * function.c (expand_function_end): Do not emit a jump to the "naked"
23037 return label for fall-through returns.
23038 * except.c (sjlj_emit_function_exit): Always place the call to the
23039 unregister function at the location installed by expand_function_end.
23041 2009-04-22 Richard Guenther <rguenther@suse.de>
23043 PR tree-optimization/39845
23044 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
23045 (gen_inbound_check): Likewise.
23047 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
23049 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
23051 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
23052 * config/vxlib.c (__gthread_once): Add race guard for PPC.
23054 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23056 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
23057 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
23058 shift counts to avoid out-of-bounds array accesses.
23060 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23062 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
23063 (Pmode): Move above.
23065 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
23067 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
23068 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
23069 GET_CODE macro. Use IN_RANGE macro where appropriate.
23070 * config/alpha/alpha.h: Ditto.
23071 * config/alpha/alpha.md: Ditto.
23072 * config/alpha/constraints.md: Ditto.
23073 * config/alpha/predicates.md: Ditto.
23075 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
23077 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
23078 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23079 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23080 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23081 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23082 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23083 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23084 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23085 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23086 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23087 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23088 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23089 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23090 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23091 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23092 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23093 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23094 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23095 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23096 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23097 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23098 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23099 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23100 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23101 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23102 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23103 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
23105 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
23107 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
23108 references from comments.
23109 * cfgbuild.c (count_basic_blocks): Delete.
23110 (find_basic_blocks_1): Delete.
23111 (find_basic_blocks): Delete.
23112 * except.c (finish_eh_generation): Make static. Move comment from
23113 except.h here. Remove find_basic_blocks references from comments.
23114 * except.h (finish_eh_generation): Delete.
23115 * basic-block.h (find_basic_blocks): Delete.
23116 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
23118 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
23120 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
23121 (sdbout_parms): Likewise.
23123 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
23125 * config/sh/sh.c (prepare_cbranch_operands): Use
23126 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
23127 (expand_cbranchdi4): Likewise.
23128 (from_compare): Add cast to enum type.
23129 (expand_cbranchsi4): Use add_reg_note.
23130 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
23131 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
23132 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
23133 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23134 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
23135 instead of CODE_FOR_nothing.
23136 (cbranchdi4): Likewise. Fix the order of arguments for
23138 (push_fpscr): Use add_reg_note.
23139 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
23140 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
23142 2009-04-21 Joseph Myers <joseph@codesourcery.com>
23144 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
23145 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23146 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23147 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
23148 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
23149 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
23150 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
23151 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
23152 config/alpha/x-vms, config/arc/t-arc,
23153 config/arm/README-interworking, config/arm/arm-c.c,
23154 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
23155 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
23156 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
23157 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
23158 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
23159 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
23160 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
23161 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
23162 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
23163 config/cris/t-elfmulti, config/crx/t-crx,
23164 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
23165 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
23166 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
23167 config/h8300/t-h8300, config/i386/athlon.md,
23168 config/i386/darwin-libgcc.10.4.ver,
23169 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
23170 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
23171 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
23172 config/i386/t-linux64, config/i386/t-nwld,
23173 config/i386/t-rtems-i386, config/i386/t-sol2-10,
23174 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
23175 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
23176 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
23177 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
23178 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
23179 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
23180 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
23181 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
23182 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
23183 config/m68k/t-uclinux, config/mcore/t-mcore,
23184 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
23185 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
23186 config/mips/crtn.asm, config/mips/irix-crti.asm,
23187 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
23188 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
23189 config/mips/mips-fixed.md, config/mips/sb1.md,
23190 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
23191 config/mips/t-iris6, config/mips/t-isa3264,
23192 config/mips/t-libgcc-mips16, config/mips/t-linux64,
23193 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
23194 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
23195 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
23196 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
23197 config/mn10300/t-linux, config/mn10300/t-mn10300,
23198 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
23199 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
23200 config/picochip/libgccExtras/clzsi2.asm,
23201 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
23202 config/rs6000/darwin-libgcc.10.4.ver,
23203 config/rs6000/darwin-libgcc.10.5.ver,
23204 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
23205 config/rs6000/t-aix43, config/rs6000/t-aix52,
23206 config/rs6000/t-darwin, config/rs6000/t-fprules,
23207 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
23208 config/rs6000/t-lynx, config/rs6000/t-netbsd,
23209 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
23210 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
23211 config/rs6000/t-rtems, config/rs6000/t-spe,
23212 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
23213 config/score/t-score-elf, config/sh/divcost-analysis,
23214 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
23215 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
23216 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
23217 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
23218 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
23219 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
23220 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
23221 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
23222 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
23223 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
23224 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
23225 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
23226 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
23227 limitx.h, version.c, xcoff.h: Add copyright and license notices.
23228 * config/h8300/genmova.sh: Include copyright and license notices
23229 in generated output.
23230 * config/h8300/mova.md: Regenerate.
23231 * doc/install.texi2html: Include word "Copyright" in copyright
23232 notice and use name "Free Software Foundation, Inc.".
23233 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23234 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23235 ChangeLog-2007, ChangeLog-2008: Correct dates.
23237 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
23239 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
23240 NE_EXPR operations as well.
23241 * c-parser.c (c_parser_condition): Do not set location information on
23243 (c_parser_conditional_expression): Likewise.
23244 (c_parser_binary_expression): Set location information on operators.
23245 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
23246 TRUTH_NOT_EXPR has been folded.
23247 * fold-const.c (fold_truth_not_expr): Copy location information from
23248 the incoming expression to the outgoing one.
23249 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
23250 recursive calls on the LHS of the operator but pass that of the
23251 operator to recursive calls on the RHS of the operator. Set it
23253 (shortcut_cond_expr): Set the locus of the operator on the second
23254 COND_EXPR and that of the expression on the first in degenerate cases.
23255 Pass the locus of the expression to calls to shortcut_cond_r.
23256 Set the locus of the 'then' block on the associated jump, if any.
23257 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
23258 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
23259 expression to call to gimplify_boolean_expr.
23261 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
23263 * config.gcc: Add additional configuration for
23264 i686-w64-mingw* and x86_64-w64-mingw* triplet.
23265 * config/i386/mingw-w64.h: New mingw-w64 specific header.
23266 (CPP_SPEC): Redefine for allowing -municode option.
23267 (STARTFILE_SPEC): Likewise.
23268 * config/i386/t-mingw-w64: New.
23269 * config/i386/mingw-w64.opt: New.
23270 (municode): Add new target option.
23271 * doc/invoke.texi (municode): Add documentation for new option.
23273 2009-04-21 Ian Lance Taylor <iant@google.com>
23275 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
23276 Correct test for number of arguments.
23277 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
23279 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
23281 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
23282 argument of emit_library_call.
23284 2009-04-21 Richard Guenther <rguenther@suse.de>
23286 PR middle-end/39829
23287 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
23288 inside VIEW_CONVERT_EXPRs.
23290 2009-04-21 Martin Jambor <mjambor@suse.cz>
23292 * tree-switch-conversion.c (build_constructors): Split a long line.
23293 (constructor_contains_same_values_p): New function.
23294 (build_one_array): Create assigns of constants if possible, do not
23295 call mark_sym_for_renaming, call update_stmt.
23296 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
23297 make_rename_temp. Do not call mark_symbols_for_renaming, call
23299 (gen_def_assigns): Do not call mark_symbols_for_renaming or
23300 find_new_referenced_vars, call update_stmt.
23301 (gen_inbound_check): Use create_tmp_var and create ssa names manually
23302 instead of calling make_rename_temp. Do not call
23303 find_new_referenced_vars or mark_symbols_for_renaming, call
23306 2009-04-21 Richard Guenther <rguenther@suse.de>
23308 PR tree-optimization/39827
23309 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
23310 (tree_ssa_phiprop): Pass the correct array size.
23312 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
23314 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
23316 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
23319 * c-typeck.c (lvalue_p): Move declaration ...
23320 * c-common.h (lvalue_p): ... to here.
23321 * c-common.c (candidate_equal_p): New.
23322 (add_tlist): Use it.
23323 (merge_tlist): Use it.
23324 (warn_for_collisions_1): Likewise.
23325 (warning_candidate_p): Accept more candidates.
23326 (verify_tree): A warning candidate can be an expression. Use
23329 2009-04-21 Ben Elliston <bje@au.ibm.com>
23332 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
23333 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
23334 options. Remove -mcall-solaris documentation.
23336 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23339 * doc/invoke.texi (-Wlong-long): Update description.
23340 * c-lex (interpret_integer): Only warn if there was no previous
23341 overflow and -Wlong-long is enabled.
23342 * c-decl.c (declspecs_add_type): Drop redundant flags.
23343 * c.opt (Wlong-long): Init to -1.
23344 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
23345 and front-end warn_long_long. Wlong-long only depends on other
23346 flags if it is uninitialized.
23347 * c-parser.c (disable_extension_diagnostics): warn_long_long is
23348 the same for CPP and FE.
23349 (restore_extension_diagnostics): Likewise.
23351 2009-04-20 Ian Lance Taylor <iant@google.com>
23353 Fix enum conversions which are invalid in C++:
23354 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
23355 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
23356 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
23357 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
23358 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
23359 (dbxout_parms): Likewise.
23360 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
23361 (df_clear_flags): Likewise.
23362 * df-problems.c (df_rd_bb_local_compute_process_def): Change
23363 top_flag parameter to int.
23364 (df_chain_create_bb_process_use): Likewise.
23365 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
23367 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
23368 (df_ref_create_structure, df_def_record_1): Likewise.
23369 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
23370 (df_notes_rescan): Change 0 to VOIDmode in function call.
23371 (df_get_call_refs, df_insn_refs_collect): Likewise.
23372 (df_bb_regs_collect): Likewise.
23373 (df_entry_block_defs_collect): Likewise.
23374 (df_exit_block_uses_collect): Likewise.
23375 * df.h: Update declarations.
23376 * double-int.c (double_int_divmod): Add cast to enum type.
23377 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
23378 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
23379 (based_loc_descr): Likewise.
23380 (loc_descriptor_from_tree_1): Change first_op and second_op to
23381 enum dwarf_location_atom. Add cast to enum type.
23382 * expmed.c (init_expmed): Change 0 to SET in function call.
23383 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
23384 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
23385 (do_store_flag): Likewise.
23386 * fixed-value.h (struct fixed_value): Change mode to enum
23388 * function.c (assign_parms): Change 0 to VOIDmode in function call.
23389 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
23391 (insert_insn_decl, insert_decl, insert_state): Likewise.
23392 (automata_list_finish): Likewise.
23393 * genrecog.c (process_define_predicate): Add cast to enum type.
23394 * gensupport.c (init_predicate_table): Add cast to enum type.
23395 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
23397 (gimple_build_call_1, gimple_build_label): Likewise.
23398 (gimple_build_goto, gimple_build_asm_1): Likewise.
23399 (gimple_build_switch_1, gimple_build_cdt): Likewise.
23400 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
23401 (enum fallback): Rename from enum fallback_t.
23402 (fallback_t): Typedef as int.
23403 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
23404 GSI_SAME_STMT in function call.
23405 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
23407 (setup_reg_class_relations): Likewise.
23408 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
23409 (setup_prohibited_class_mode_regs): Add cast to enum type.
23410 (setup_prohibited_mode_move_regs): Likewise.
23411 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
23412 (record_address_regs): Change i to enum reg_class.
23413 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
23414 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
23415 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
23416 (GET_MODE_2XWIDER_MODE): Likewise.
23417 (GET_CLASS_NARROWEST_MODE): Likewise.
23418 * omp-low.c (expand_omp_for): Add cast to enum type.
23419 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
23420 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
23421 * postreload.c (reload_cse_simplify_operands): Change rclass local
23423 * predict.c (combine_predictions_for_insn): Change best_predictor
23424 and predictor to enum br_predictor.
23425 (combine_predictions_for_bb): Likewise.
23426 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
23427 use SET_PREDICT_EXPR_OUTCOME.
23428 * real.c (real_arithmetic): Change icode to code in function call.
23429 * reginfo.c (init_move_cost): Add casts to enum type.
23430 (init_reg_sets_1, init_fake_stack_mems): Likewise.
23431 * regmove.c (regclass_compatible_p): Change class0 and class1 to
23433 * reload.c (find_valid_class): Add casts to enum type.
23434 (push_reload): Change 0 to NO_REGS in function call.
23435 (find_reloads): Change this_alternative to array of enum
23436 reg_class. Remove some now-unnecessary casts.
23437 (make_memloc): Change 0 to VOIDmode in function call.
23438 * reload1.c (reload): Change 0 to VOIDmode in function call.
23439 (eliminate_regs_1, elimination_effects): Likewise.
23440 (eliminate_regs_in_insn): Likewise.
23441 (emit_input_reload_insns): Add cast to enum type.
23442 (delete_output_reload): Change 0 to VOIDmode in function call.
23443 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
23444 to enum type in function call.
23445 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
23446 (SET_PREDICT_EXPR_OUTCOME): Define.
23447 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
23448 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
23449 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
23450 (dump_function): Likewise.
23451 * tree-dump.h: Update declarations.
23452 * tree-pass.h: Update declarations.
23453 * varasm.c (assemble_integer): Change mclass to enum mode_class.
23454 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
23456 (arm_rtx_costs_1): Correct parenthesization.
23457 (arm_rtx_costs): Add casts to enum type.
23458 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
23459 (vfp_emit_fstmd): Use add_rg_note.
23460 (emit_multi_reg_push, emit_sfm): Likewise.
23461 (thumb_set_frame_pointer): Likewise.
23462 (arm_expand_prologue): Likewise.
23463 (arm_regno_class): Change return type to enum reg_class.
23464 (thumb1_expand_prologue): Use add_reg_note.
23465 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
23466 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
23468 * config/arm/gentune.sh: Add cast to enum type.
23469 * config/arm/arm-tune.md: Rebuild.
23470 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
23471 (ix86_split_fp_branch, predict_jump): Likewise.
23472 (ix86_expand_multi_arg_builtin): Change sub_code from enum
23473 insn_code to enum rtx_code.
23474 (ix86_builtin_vectorized_function): Add cast to enum type.
23475 * config/i386/i386.md (truncdfsf2): Change slot to enum
23477 (truncxf<mode>2, isinf<mode>2): Likewise.
23478 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
23480 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
23481 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
23482 (insert_bundle_state): Change 1 to INSERT in function call.
23483 (ia64_add_bundle_selector_before): Likewise.
23484 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
23485 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
23486 (restore_stack_nonlocal): Likewise.
23487 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
23489 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
23491 (mips_rtx_costs): Likewise.
23492 (mips_override_options): Add casts to enum type.
23493 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
23495 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
23496 (store_reg, set_reg_plus_d): Likewise.
23497 (hppa_expand_prologue, hppa_profile_hook): Likewise.
23498 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
23500 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
23502 (emit_unlikely_jump): Use add_reg_note.
23503 (rs6000_emit_allocate_stack): Likewise.
23504 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
23505 (output_toc): Change 1 to INSERT in function call.
23506 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
23507 (rs6000_initialize_trampoline): Likewise.
23508 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
23510 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
23511 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
23512 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
23513 (save_gprs): Use add_reg_note.
23514 (s390_emit_prologue): Likewise.
23515 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23516 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
23517 (sparc_fold_builtin): Add cast to enum type.
23518 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
23520 (spu_expand_prologue): Use add_reg_note.
23521 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
23523 2009-04-20 Ian Lance Taylor <iant@google.com>
23525 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
23526 (c_parser_postfix_expression_after_primary): Get VEC for list of
23527 arguments. Get original types of arguments. Call
23528 build_function_call_vec.
23529 (cached_expr_list_1, cached_expr_list_2): New static variables.
23530 (c_parser_expr_list): Change return type to VEC *. Add
23531 p_orig_types parameter. Change all callers.
23532 (c_parser_release_expr): New static function.
23533 (c_parser_vec_to_tree_list): New static function.
23534 * c-typeck.c (build_function_call): Rewrite to build a VEC and
23535 call build_function_call_vec.
23536 (build_function_call_vec): New function, based on old
23537 build_function_call.
23538 (convert_arguments): Remove nargs and argarray parameters. Change
23539 values to a VEC. Add origtypes parameter.
23540 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
23541 (convert_for_assignment): Add origtype parameter. Change all
23542 callers. If warn_cxx_compat, check for conversion to an enum
23543 type when calling a function.
23544 (store_init_value): Add origtype parameter. Change all callers.
23545 (digest_init): Likewise.
23546 (struct init_node): Add origtype field.
23547 (add_pending_init): Add origtype parameter. Change all callers.
23548 (output_init_element): Likewise.
23549 (output_pending_init_elements): Pass origtype from init_node to
23550 output_init_element.
23551 (process_init_element): Pass origtype from c_expr to
23552 output_init_element.
23553 (c_finish_return): Add origtype parameter. Change all callers.
23554 * c-common.c (sync_resolve_size): Change params to VEC *. Change
23556 (sync_resolve_params): Likewise.
23557 (sync_resolve_return): Change params to first_param. Change caller.
23558 (resolve_overloaded_builtins): Change params to VEC *. Change
23559 callers. Save first parameter around call to build_function_call_vec.
23560 * c-decl.c (finish_decl): Add origtype parameter. Change all
23561 callers. Call build_function_call_vec rather than
23562 build_function_call for cleanup.
23563 * c-tree.h: Update declarations.
23564 * c-common.h: Update declarations.
23565 * stub-objc.c (objc_rewrite_function_call): Change parameter from
23566 params to first_param.
23567 * target.h (struct gcc_target): Change resolve_overloaded_builtin
23568 params parameter from tree to void *.
23569 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
23570 Change arglist parameter to have type void *, and to be a pointer
23572 * config/rs6000/rs6000-protos.h
23573 (altivec_resolve_overloaded_builtin): Update declaration.
23574 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
23575 fnargs parameter to have type void *, and to be a pointer to a
23576 VEC. Call build_function_call_vec instead of
23577 build_function_call.
23578 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
23580 2009-04-20 Joey Ye <joey.ye@intel.com>
23581 Xuepeng Guo <xuepeng.guo@intel.com>
23582 H.J. Lu <hongjiu.lu@intel.com>
23584 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
23586 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
23587 (IX86_LEA_PRIORITY): Likewise.
23588 (distance_non_agu_define): New function.
23589 (distance_agu_use): Likewise.
23590 (ix86_lea_for_add_ok): Likewise.
23591 (ix86_dep_by_shift_count): Likewise.
23593 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
23594 should split for LEA.
23596 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
23598 (ix86_dep_by_shift_count): Likewise.
23600 2009-04-20 Richard Guenther <rguenther@suse.de>
23602 * expr.c (handled_component_p): Move ...
23603 * tree.h (handled_component_p): ... here.
23604 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
23605 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
23606 and REALPART_EXPR to be in one group.
23608 2009-04-20 Richard Guenther <rguenther@suse.de>
23610 * basic-block.h (get_all_dominated_blocks): Declare.
23611 * dominance.c (get_all_dominated_blocks): New function.
23612 * tree-cfg.c (get_all_dominated_blocks): Remove.
23613 (remove_edge_and_dominated_blocks): Adjust.
23614 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
23615 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
23616 instead of recursing.
23618 2009-04-20 Doug Kwan <dougkwan@google.com>
23620 * cgraph.h (cgraph_node_ptr): New type for vector functions.
23621 (struct cgraph_node_set_def): New type.
23622 (cgraph_node_set) New type. Also declare vector functions.
23623 (struct cgraph_node_set_element_def): New type.
23624 (cgraph_node_set_element): Ditto.
23625 (cgraph_node_set_iterator): New iterator type.
23626 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
23627 cgraph_node_set_remove, dump_cgraph_node_set,
23628 debug_cgraph_node_set): New prototypes.
23629 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
23630 cgraph_node_set_size): New inlines.
23631 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
23632 including cgraph.h.
23633 (struct ipa_opt_pass): Add struct cgraph_node_set_def
23634 argument to function 'write_summary'.
23635 * ipa.c: Include ggc.h.
23636 (hash_cgraph_node_set_element,
23637 eq_cgraph_node_set_element, cgraph_node_set_new,
23638 cgraph_node_set_add, cgraph_node_set_remove,
23639 cgraph_node_set_find, dump_cgraph_node_set,
23640 debug_cgraph_node_set): New functions.
23641 * Makefile.in (ipa.o): Add dependency on GGC_H.
23643 2009-04-20 Ira Rosen <irar@il.ibm.com>
23645 PR tree-optimization/39675
23646 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
23647 check of the return code of vect_schedule_slp. Check that
23648 stmt_vec_info still exists for the statement, before checking its
23649 vectorization type.
23651 2009-04-20 Michael Matz <matz@suse.de>
23653 * Makefile.in (generated_files): Take out $(simple_generated_c).
23655 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
23657 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
23658 (UINTPTR_TYPE): Likewise.
23660 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23663 * c-typeck.c (digest_init): Check for initializing an array with a
23666 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23669 * c-semantics.c (pop_stmt_list): Propagate
23670 STATEMENT_LIST_HAS_LABEL to parent statement list.
23672 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
23674 * config/mips/mips.h (mips_tune_attr): New macro.
23675 * config/mips/mips.md (cpu): Use it.
23677 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23680 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
23683 2009-04-19 Diego Novillo <dnovillo@google.com>
23685 * toplev.c (compile_file): Move call to coverage_finish ...
23686 * cgraphunit.c (ipa_passes): ... here.
23687 Call cgraph_process_new_functions.
23688 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
23689 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
23691 2009-04-19 Jan Hubicka <jh@suse.cz>
23693 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
23695 (dump_cgraph_node): Dump can throw external flag.
23696 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
23698 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
23702 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
23703 * common.opt (Wlogical-op): Move from here...
23704 * c.opt (Wlogical-op): ... to here.
23705 * c-typeck.c (parser_build_binary_op): Update call to
23706 warn_logical_operator.
23707 * c-opts.c (c_common_post_options): Enable warn_logical_op with
23709 * c-common.c (warn_logical_op): Update.
23710 * c-common.h (warn_logical_op): Update declaration.
23712 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
23714 * tree.c (protected_set_expr_location): Fix formatting.
23716 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23719 * c-typeck.c (readonly_warning): new.
23720 (build_unary_op, build_modify_expr): Use readonly_warning for
23721 storing into something readonly but not const-qualified.
23723 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23726 * c-typeck.c (build_unary_op): Check for taking address of
23727 expression of type void.
23729 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23732 * c-typeck.c (build_function_call): Check for calling a function
23733 with qualified void return types. Call require_complete_type when
23736 2009-04-18 Jan Hubicka <jh@suse.cz>
23738 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
23740 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
23741 can_throw_external flag.
23742 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
23743 * ipa-pure-const.c (ignore_edge): New function.
23744 (propagate): Compute order for NOTHROW computation; set NOTHROWs
23745 only over can_throw_external edges.
23746 (local_pure_const): Add nothrow flag.
23747 * ipa-utils.c (searchc): Add ignore_edge callback.
23748 (ipa_utils_reduced_inorder): Add ignore_edge callback.
23749 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
23750 (set_nothrow_function_flags): Update cgraph.
23751 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
23753 2009-04-18 Richard Guenther <rguenther@suse.de>
23755 PR middle-end/39804
23756 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
23757 (fold_stmt): ... this and ...
23758 (fold_stmt_inplace): ... this.
23759 (fold_stmt_1): Fold references in calls and asms.
23760 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
23762 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23764 * tree-vrp.c (ssa_name_nonzero_p): Remove.
23765 * tree.h: Remove the prototype for ssa_name_nonzero_p.
23767 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23769 * tree.c (function_args_count): Remove.
23770 * tree.h: Remove the prototype for function_args_count.
23772 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23774 * tree-iterator.c (expr_only): Remove.
23775 * tree.h: Remove the prototype for expr_only.
23777 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23779 * reginfo.c (cannot_change_mode_set_regs): Remove.
23780 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
23782 2009-04-08 Anatoly Sokolov <aesok@post.ru>
23784 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
23785 whether operands 0 and 1 overlaps.
23787 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
23789 PR middle-end/36902
23790 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
23791 pointer. Use warning_at instead of warning.
23792 (search_for_addr_array): Likewise.
23793 (check_array_bounds): Likewise.
23794 (check_all_array_refs): Check that the incoming edge is not in the
23795 list of edges to be removed.
23796 (check_all_array_refs): Avoid the temporal pointer.
23797 (vrp_visit_cond_stmt): Fix typo.
23798 (simplify_switch_using_ranges): Handle the case where the switch
23799 index is an integer constant.
23801 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
23803 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
23805 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23807 * doc/extend.texi, doc/invoke.texi: Fix typos.
23809 2009-04-17 Cary Coutant <ccoutant@google.com>
23811 * tree-flow-inline.h (get_lineno): Fix inverted test.
23813 2009-04-17 Diego Novillo <dnovillo@google.com>
23815 * tree-ssa-pre.c (create_expression_by_pieces): Remove
23816 assertion for AVAIL_OUT.
23818 2009-04-17 Mike Frysinger <vapier@gentoo.org>
23821 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
23822 * config/sh/linux-atomic.asm: Likewise.
23824 2009-04-17 Diego Novillo <dnovillo@google.com>
23826 * except.c (debug_eh_tree): New.
23827 (struct eh_region, struct eh_status): Move ...
23828 * except.h: ... here.
23829 (add_type_for_runtime): Declare extern.
23830 (lookup_type_for_runtime): Likewise.
23831 (debug_eh_tree): Declare.
23832 * Makefile.in (GTFILES): List except.h before except.c
23834 2009-04-17 Diego Novillo <dnovillo@google.com>
23836 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
23837 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
23838 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
23839 (find_vars_r): ... here.
23840 * tree-flow.h (find_referenced_vars_in): Declare.
23841 * tree-ssa-pre.c (create_expression_by_pieces): Assert
23842 that AVAIL_OUT exists for BLOCK.
23843 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
23844 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
23845 (tree-parloops.o): Likewise.
23847 2009-04-17 Simon Baldwin <simonb@google.com>
23849 * toplev.c (default_tree_printer): Add handling for %E format.
23851 2009-04-17 Diego Novillo <dnovillo@google.com>
23853 * tree-pretty-print.c (dump_generic_node): Add break after
23854 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
23855 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
23856 FUNCTION_TYPE together. Call print_struct_decl when printing
23857 structures and TDF_SLIM is not given.
23858 (print_struct_decl): Fix logic for detecting recursion.
23860 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
23863 * gcc.c (create_at_file): New.
23864 (compile_input_file_p): New.
23865 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
23866 * main.c (main): Update call to toplev_main.
23867 * toplev.c (toplev_main): Change signature. Call expandargv.
23868 * toplev.h (toplev_main): Change signature.
23870 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
23872 * dwarf2out.c (field_byte_offset): Use the type size as the field size
23873 if the latter is not constant.
23875 2009-04-17 David Edelsohn <edelsohn@gnu.org>
23877 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
23879 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
23881 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
23882 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
23884 2009-04-17 Richard Guenther <rguenther@suse.de>
23886 * tree-ssa-structalias.c (get_constraint_for_component_ref):
23887 Handle component references view-converting an invariant address.
23889 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
23891 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
23892 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
23893 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
23894 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
23895 Use @deftypevr rather than @deftypevar.
23897 2009-04-17 Richard Guenther <rguenther@suse.de>
23899 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
23900 (get_prop_source_stmt): Likewise.
23901 (can_propagate_from): Likewise.
23903 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
23905 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
23906 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
23907 (--with-multilib-list): Add default value.
23908 * configure: Regenerate.
23909 * Makefile.in (TM_ENDIAN_CONFIG): Define.
23910 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
23911 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
23912 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
23913 Don't add default cpu to multilib list unnecessarily, but do enable
23914 the relevant compiler option..
23915 Add support for --with-multilib-list=<blank> and
23916 --with-multilib-list=!<somelib> to supress unwanted multilibs.
23917 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
23918 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
23919 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
23920 TM_MULTILIB_CONFIG.
23921 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
23922 (MULTILIB_OSDIRNAMES): New variable.
23923 * config/sh/t-1e: Delete file.
23924 * config/sh/t-mlib-sh1: Delete file.
23925 * config/sh/t-mlib-sh2: Delete file.
23926 * config/sh/t-mlib-sh2a: Delete file.
23927 * config/sh/t-mlib-sh2a-nofpu: Delete file.
23928 * config/sh/t-mlib-sh2a-single: Delete file.
23929 * config/sh/t-mlib-sh2a-single-only: Delete file.
23930 * config/sh/t-mlib-sh2e: Delete file.
23931 * config/sh/t-mlib-sh3e: Delete file.
23932 * config/sh/t-mlib-sh4: Delete file.
23933 * config/sh/t-mlib-sh4-nofpu: Delete file.
23934 * config/sh/t-mlib-sh4-single: Delete file.
23935 * config/sh/t-mlib-sh4-single-only: Delete file.
23936 * config/sh/t-mlib-sh4a: Delete file.
23937 * config/sh/t-mlib-sh4a-nofpu: Delete file.
23938 * config/sh/t-mlib-sh4a-single: Delete file.
23939 * config/sh/t-mlib-sh4a-single-only: Delete file.
23940 * config/sh/t-mlib-sh4al: Delete file.
23941 * config/sh/t-mlib-sh5-32media: Delete file.
23942 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
23943 * config/sh/t-mlib-sh5-64media: Delete file.
23944 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
23945 * config/sh/t-mlib-sh5-compact: Delete file.
23946 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
23947 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
23948 * doc/install.texi (Options specification): Add
23949 --with-multilib-list and --with-endian.
23951 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
23953 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
23955 (OBJS-common): Add plugin-version.o.
23956 (plugin-version.o): New.
23957 * gcc-plugin.h (plugin_gcc_version): New.
23958 (plugin_default_version_check): New.
23959 (plugin_init_func, plugin_init): Add version argument.
23960 * plugin-version.c: New.
23961 * plugin.c (str_plugin_gcc_version_name): New.
23962 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
23963 pass it to the init function.
23964 (plugin_default_version_check): New.
23966 2009-04-17 Richard Guenther <rguenther@suse.de>
23968 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
23969 for decl-vs-decl disambiguation.
23971 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
23973 * config/s390/s390.h (s390_tune_attr): New macro definition.
23974 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
23976 2009-04-17 Richard Guenther <rguenther@suse.de>
23978 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
23979 (fold_stmt_r): Likewise.
23980 (maybe_fold_reference): New function.
23981 (fold_gimple_assign): Handle cases fold_stmt_r did.
23982 (fold_stmt): Do not use fold_stmt_r.
23983 (fold_stmt_inplace): Likewise.
23985 2009-04-17 Richard Guenther <rguenther@suse.de>
23987 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
23988 (record_equivalences_from_stmt): Remove useless checks and
23990 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
23991 the type is already suitable.
23993 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
23995 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
23997 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
23999 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
24000 (CMPtype): Define as __gcc_CMPtype.
24002 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
24004 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
24005 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
24007 2009-04-17 Richard Guenther <rguenther@suse.de>
24009 PR tree-optimization/39746
24010 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
24011 special-casing for builtins and static variable use/def.
24012 (call_may_clobber_ref_p_1): Likewise.
24014 2009-04-16 Ian Lance Taylor <iant@google.com>
24016 * df.h: Include "timevar.h".
24017 (struct df_problem): Change tv_id field to timevar_id_t.
24018 * tree-pass.h: Include "timevar.h".
24019 (struct opt_pass): Change tv_id field to timevar_id_t.
24020 * timevar.h (timevar_id_t): Define TV_NONE.
24021 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
24022 TV_NONE rather than tv_id != 0.
24023 (execute_one_pass): Likewise.
24024 * Makefile.in (DF_H): Add $(TIMEVAR_H).
24025 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
24026 dependencies to $(TREE_PASS_H).
24027 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
24029 (pass_branch_target_load_optimize2): Likewise.
24030 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
24031 (pass_outof_cfg_layout_mode): Likewise.
24032 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
24033 (pass_rebuild_cgraph_edges): Likewise.
24034 (pass_remove_cgraph_callee_edges): Likewise.
24035 * df-core.c (pass_df_initialize_opt): Likewise.
24036 (pass_df_initialize_no_opt): Likewise.
24037 (pass_df_finish): Likewise.
24038 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
24039 * except.c (pass_set_nothrow_function_flags): Likewise.
24040 (pass_convert_to_eh_region_ranges): Likewise.
24041 * final.c (pass_compute_alignments): Likewise.
24042 * function.c (pass_instantiate_virtual_regs): Likewise.
24043 (pass_init_function): Likewise.
24044 (pass_leaf_regs): Likewise.
24045 (pass_match_asm_constraints): Likewise.
24046 * gimple-low.c (pass_lower_cf): Likewise.
24047 (pass_mark_used_blocks): Likewise.
24048 * init-regs.c (pass_initialize_regs): Likewise.
24049 * integrate.c (pass_initial_value_sets): Likewise.
24050 * ira.c (pass_ira): Likewise.
24051 * jump.c (pass_cleanup_barriers): Likewise.
24052 * omp-low.c (pass_expand_omp): Likewise.
24053 (pass_lower_omp): Likewise.
24054 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
24055 * recog.c (pass_split_all_insns): Likewise.
24056 (pass_split_after_reload): Likewise.
24057 (pass_split_before_regstack): Likewise.
24058 (pass_split_before_sched2): Likewise.
24059 (pass_split_for_shorten_branches): Likewise.
24060 * reginfo.c (pass_reginfo_init): Likewise.
24061 (pass_subregs_of_mode_init): Likewise.
24062 (pass_subregs_of_mode_finish): Likewise.
24063 * passes.c (pass_postreload): Likewise.
24064 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
24065 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
24066 (pass_warn_function_return): Likewise.
24067 (pass_warn_function_noreturn): Likewise.
24068 * tree-complex.c (pass_lower_complex): Likewise.
24069 (pass_lower_complex_O0): Likewise.
24070 * tree-if-conv.c (pass_if_conversion): Likewise.
24071 * tree-into-ssa.c (pass_build_ssa): Likewise.
24072 * tree-mudflap.c (pass_mudflap_1): Likewise.
24073 (pass_mudflap_2): Likewise.
24074 * tree-nomudflap.c (pass_mudflap_1): Likewise.
24075 (pass_mudflap_2): Likewise.
24076 * tree-nrv.c (pass_return_slot): Likewise.
24077 * tree-object-size.c (pass_object_sizes): Likewise.
24078 * tree-optimize.c (pass_all_optimizations): Likewise.
24079 (pass_early_local_passes): Likewise.
24080 (pass_all_early_optimizations): Likewise.
24081 (pass_cleanup_cfg): Likewise.
24082 (pass_cleanup_cfg_post_optimizing): Likewise.
24083 (pass_free_datastructures): Likewise.
24084 (pass_free_cfg_annotations): Likewise.
24085 (pass_fixup_cfg): Likewise.
24086 (pass_init_datastructures): Likewise.
24087 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
24088 (pass_late_warn_uninitialized): Likewise.
24089 (pass_update_address_taken): Likewise.
24090 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
24091 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
24092 (pass_cse_sincos): Likewise.
24093 (pass_convert_to_rsqrt): Likewise.
24094 * tree-ssa-structalias.c (pass_build_alias): Likewise.
24095 * tree-stdarg.c (pass_stdarg): Likewise.
24096 * tree-tailcall.c (pass_tail_recursion): Likewise.
24097 (pass_tail_calls): Likewise.
24098 * tree-vect-generic.c (pass_lower_vector): Likewise.
24099 (pass_lower_vector_ssa): Likewise.
24100 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
24102 2009-04-16 Joseph Myers <joseph@codesourcery.com>
24104 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
24106 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
24108 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
24109 logical and signext.
24111 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
24114 * config/sh/predicates.md (arith_operand): Check if the operand
24115 of TRUNCATE is a REG.
24117 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24119 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
24120 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
24122 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24124 * tree-iterator.c (tsi_split_statement_list_after,
24125 tsi_split_statement_list_before): Remove.
24126 * tree-iterator.h: Remove the prototypes for
24127 tsi_split_statement_list_after and tsi_split_statement_list_before.
24129 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24131 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
24132 * tree-ssa-propagate.h: Remove the prototype for
24133 stmt_makes_single_load.
24135 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24137 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
24138 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
24140 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24142 * tree-iterator.c (EXPR_LAST_BODY): Remove.
24144 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24146 * except.c (eh_region_outer_p): Remove.
24147 * except.h: Remove the prototype for eh_region_outer_p.
24149 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24151 * function.c (current_function_assembler_name): Remove.
24152 * function.h: Remove the prototype for
24153 current_function_assembler_name.
24155 2009-04-16 Ian Lance Taylor <iant@google.com>
24157 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
24158 (add_reg_note): Call alloc_reg_note.
24159 * rtl.h (alloc_reg_note): Declare.
24160 * combine.c (try_combine): Use alloc_reg_note.
24161 (recog_for_combine, move_deaths): Likewise.
24162 (distribute_notes): Use alloc_reg_note and add_reg_note.
24163 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
24164 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
24165 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
24167 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
24169 PR rtl-optimization/39762
24170 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
24171 ira_may_move_out_cost): Add comments about way of their usage.
24172 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
24174 * ira-conflicts.c (process_regs_for_copy): Use function
24175 ira_get_register_move_cost instead of global
24176 ira_register_move_cost.
24178 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
24179 color_pass, move_spill_restore, update_curr_costs): Ditto.
24181 * ira-lives.c (process_single_reg_class_operands): Ditto.
24183 * ira-emit.c (emit_move_list): Ditto.
24185 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
24186 (record_reg_classes): Ditto. Use functions
24187 ira_get_register_move_cost and ira_get_may_move_cost instead of
24188 global vars ira_register_move_cost, ira_may_move_out_cost and
24189 ira_may_move_in_cost.
24190 (record_address_regs): Don't call ira_init_register_move_cost.
24191 Use function ira_get_may_move_cost instead of global
24192 ira_may_move_in_cost.
24193 (process_bb_node_for_hard_reg_moves): Use function
24194 ira_get_register_move_cost instead of global ira_register_move_cost.
24195 (ira_costs): Don't call ira_init_register_move_cost.
24197 2009-04-16 Richard Guenther <rguenther@suse.de>
24199 * tree-cfg.c (verify_gimple_assign_binary):
24200 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
24201 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
24202 (create_general_new_stmt): Note that this function is broken.
24204 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24206 * common.opt (fhelp): Add Var(help_flag).
24207 * gcc-plugin.h (plugin_info): Add help.
24208 * plugin.c (plugin_name_args): Add help.
24209 (register_plugin_info): Set plugin->help.
24210 (print_help_one_plugin): New.
24211 (print_plugins_help): New.
24212 * plugin.h (print_plugins_help): New.
24213 * toplev.c (toplev_main): Call print_plugins_help if needed.
24215 2009-04-16 Richard Guenther <rguenther@suse.de>
24217 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
24218 (gimple_ior_addresses_taken_1): New function.
24219 (gimple_ior_addresses_taken): Likewise.
24220 * gimple.h (struct gimple_statement_with_ops_base): Remove
24221 addresses_taken member.
24222 (gimple_ior_addresses_taken): Declare.
24223 (gimple_addresses_taken, gimple_addresses_taken_ptr,
24224 gimple_set_addresses_taken): Remove.
24225 * ipa-reference.c (mark_address): New function.
24226 (scan_stmt_for_static_refs): Use it for marking addresses taken.
24227 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
24228 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
24229 (gimple_add_to_addresses_taken): Remove.
24230 (get_tmr_operands): Call mark_address_taken.
24231 (get_asm_expr_operands): Likewise.
24232 (get_expr_operands): Likewise.
24233 (build_ssa_operands): Do not clear the addresses_taken bitmap.
24234 (free_stmt_operands): Do not free it.
24235 * tree-ssa.c (delete_tree_ssa): Likewise.
24236 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
24238 2009-04-16 Richard Guenther <rguenther@suse.de>
24240 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
24241 (walk_stmt_load_store_ops): Likewise.
24242 * gimple.c (get_base_loadstore): New function.
24243 (walk_stmt_load_store_addr_ops): Likewise.
24244 (walk_stmt_load_store_ops): Likewise.
24245 * ipa-pure-const.c (check_op): Simplify.
24246 (check_load, check_store): New functions.
24247 (check_stmt): Use walk_stmt_load_store_ops.
24248 * ipa-reference.c (mark_load): Adjust signature.
24249 (mark_store): Likewise.
24250 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
24252 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24254 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
24255 (plugin_info): New.
24256 * opts.c (common_handle_option): Don't call print_version.
24257 * plugin.c (plugin_name_args): Add version.
24258 (register_plugin_info): New.
24259 (register_callback): Handle PLUGIN_INFO.
24260 (try_init_one_plugin): New.
24261 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
24263 (finalize_one_plugin): New.
24264 (finalize_plugins): New.
24265 (print_one_plugin): New.
24266 (print_plugins_versions): New.
24267 * plugin.h (print_plugins_versions): New.
24268 (finalize_plugins): New.
24269 * toplev.c (compile_file): Don't call initialize_plugins.
24270 (print_version): Call print_plugins_versions.
24271 (toplev_main): Call initialize_plugins. Print version if needed.
24272 Call finalize_plugins.
24274 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24276 * common.opt (fversion): New.
24277 * gcc.c (print_version): New.
24278 (process_command): Don't print the version. Just set print_version.
24279 (main): Print version. Call subprocesses if print_version and
24280 verbose_flag are set.
24281 * opts.c (common_handle_option): Handle OPT_fversion.
24283 2009-04-16 Richard Guenther <rguenther@suse.de>
24284 Ira Rosen <irar@il.ibm.com>
24286 PR tree-optimization/39698
24287 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
24288 type of the reduction variable. Only generate the def if
24291 * omp-low.c (expand_omp_for_generic): When converting to a pointer
24292 make sure to first convert to an integer of the same precision.
24293 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
24294 the type of the evolution correctly in computing the new
24295 induction variable base.
24297 2009-04-16 Richard Guenther <rguenther@suse.de>
24299 PR middle-end/39625
24300 * tree-cfg.c (make_blocks): Split statements with to-be
24301 abnormal SSA names on the lhs.
24303 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
24305 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
24306 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
24307 * c-typeck.c (really_start_incremental_init): Likewise.
24308 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
24309 (TARGET_INITIALIZER): Remove it.
24310 * target.h (struct target): Remove vector_opaque_p.
24311 * tree.c (build_opaque_vector_type): New.
24312 * tree.h (TYPE_VECTOR_OPAQUE): New.
24313 (build_opaque_vector_type): Declare.
24314 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
24315 * config/rs6000/rs6000.c (build_opaque_vector_type,
24316 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
24317 (rs6000_init_builtins): Use build_opaque_vector_type for
24318 opaque_V4SI_type_node.
24320 2009-04-15 Catherine Moore <clm@codesourcery.com>
24322 * debug.h (set_name): Declare.
24323 * dwarf2out.c (dwarf2out_set_name): Declare.
24324 (dwarf2_debug_hooks): Add set_name.
24325 (find_AT_string): New.
24326 (add_AT_string): Call find_AT_string.
24327 (dwarf2out_set_name): New.
24328 * cp/decl.c (grokdeclarator): Call set_name.
24329 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
24330 * debug.c (do_nothing_debug_hooks): Likewise.
24331 * dbxout.c (dbx_debug_hooks): Likewise.
24332 * sdbout.c (sdb_debug_hooks): Likewise.
24334 2009-04-15 Michael Eager <eager@eagercon.com>
24336 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
24337 reg for single-precision FPU.
24338 * config/rs6000/rs6000.md (movsi_internal1): Only for
24339 !TARGET_SINGLE_FPU.
24340 (movsi_internal1_single): New. Add pattern to move SI values to/from
24341 single-precision FP regs.
24343 2009-04-15 Richard Guenther <rguenther@suse.de>
24345 * omp-low.c (lower_rec_input_clauses): Build correct address
24347 (expand_omp_for_generic): Fix multiplication type.
24348 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
24349 (generate_memset_zero): Fix types.
24350 * tree-profile.c (prepare_instrumented_value): Correctly
24353 2009-04-15 Ian Lance Taylor <iant@google.com>
24355 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
24356 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
24357 for -Wall and for -Wc++-compat.
24358 (c_common_post_options): For C++, set warn_enum_compare if not
24360 * c-tree.h (struct c_expr): Add field original_type.
24361 (build_external_ref): Update declaration.
24362 * c-parser.c (c_parser_braced_init): Set original_type.
24363 (c_parser_initelt): Likewise.
24364 (c_parser_expr_no_commas): Likewise.
24365 (c_parser_conditional_expression): Likewise.
24366 (c_parser_cast_expression): Likewise.
24367 (c_parser_unary_expression): Likewise. Pull setting of
24368 original_code to top of function.
24369 (c_parser_sizeof_expression): Set original_type.
24370 (c_parser_alignof_expression): Likewise.
24371 (c_parser_postfix_expression): Likewise. Pull setting of
24372 original_code to top of function.
24373 (c_parser_postfix_expression_after_paren_type): Set original_type.
24374 (c_parser_postfix_expression_after_primary): Likewise.
24375 (c_parser_expression): Likewise.
24376 * c-typeck.c (build_external_ref): Add type parameter. Change all
24378 (c_expr_sizeof_expr): Set original_type field.
24379 (parser_build_unary_op): Likewise.
24380 (parser_build_binary_op): Likewise. Optionally warn about
24381 comparisons of enums of different types.
24382 (digest_init): Set original_type field.
24383 (really_start_incremental_init): Likewise.
24384 (push_init_level, pop_init_level): Likewise.
24385 * doc/invoke.texi (Warning Options): -Wenum-compare now
24388 2009-04-15 Richard Guenther <rguenther@suse.de>
24390 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
24391 out a necessary conversion.
24392 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
24393 names we didn't value number.
24394 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
24396 2009-04-15 Richard Guenther <rguenther@suse.de>
24398 PR tree-optimization/39764
24399 * tree-ssa-ccp.c (get_value): Canonicalize value with
24400 canonicalize_float_value.
24402 2009-04-15 Jan Hubicka <jh@suse.cz>
24404 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
24405 Wrong version of patch.
24407 2009-04-15 Jan Hubicka <jh@suse.cz>
24409 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
24411 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
24413 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
24414 our distinct integral and vector types.
24416 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
24418 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
24419 * init.c (build_vtbl_address): Remove call to assemble_external.
24421 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
24423 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
24424 output for other floating point modes.
24426 2009-04-14 Diego Novillo <dnovillo@google.com>
24428 * diagnostic.c (diagnostic_report_diagnostic): Do not
24429 warn about loaded plugins for DK_ERROR and DK_WARNING.
24430 * c-decl.c (declspecs_add_type): Move call to
24431 invoke_plugin_callbacks ...
24432 * c-parser.c (c_parser_declspecs): ... here.
24433 * plugin.c (dump_active_plugins): Tidy output.
24435 2009-04-14 Diego Novillo <dnovillo@google.com>
24436 Le-Chun Wu <lcwu@google.com>
24438 * configure.ac: Add --enable-plugin support.
24439 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
24440 * Makefile.in (PLUGIN_H): Define.
24441 Export ENABLE_PLUGIN and GMPINC to site.exp.
24442 Add PLUGINLIBS to link command.
24443 Add/modify dependencies for plugin.o and files including plugin.h.
24445 * config.in: Regenerate.
24447 * opts.c (common_handle_option): Handle OPT_fplugin_ and
24450 2009-04-14 Le-Chun Wu <lcwu@google.com>
24452 * tree-pass.h (register_one_dump_file): Add a prototype for
24453 register_one_dump_file.
24454 * toplev.c (compile_file): Call initialize_plugins.
24455 (do_compile): Call invoke_plugin_callbacks.
24456 (toplev_main): Call invoke_plugin_callbacks.
24457 * common.opt: Add -fplugin= and -fplugin-arg-.
24458 * gcc-plugin.h: New public header file for plugins to include.
24459 * plugin.c: New source file.
24460 * plugin.h: New internal header file.
24461 * passes.c (register_one_dump_file): Make it external.
24463 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
24465 2009-04-14 Diego Novillo <dnovillo@google.com>
24467 * doc/plugins.texi: New.
24468 * doc/gccint.texi: Add reference to Plugins chapter.
24469 * doc/invoke.texi: Document -fplugin and -fplugin-arg
24470 * diagnostic.c (diagnostic_report_diagnostic): Warn about
24471 loaded plugins, if any.
24472 * timevar.def (TV_PLUGIN_INIT): Define.
24473 (TV_PLUGIN_RUN): Define.
24474 * plugin.c: Include timevar.h
24475 (plugins_active_p): New.
24476 (dump_active_plugins): New.
24477 (debug_active_plugins): New.
24479 2009-04-14 Joseph Myers <joseph@codesourcery.com>
24481 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
24483 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
24485 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
24487 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
24488 the same as a minus without a shift.
24490 2009-04-14 Nick Clifton <nickc@redhat.com>
24492 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
24493 comparisons with small integers will always produce a short
24496 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
24499 2008-12-19 Diego Novillo <dnovillo@google.com>
24501 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
24503 2009-04-14 Richard Guenther <rguenther@suse.de>
24505 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
24507 (verify_gimple_assign_binary): Likewise. Handle shifts and
24509 (verify_gimple_phi): Print the mismatched argument position.
24510 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
24512 (vect_update_init_of_dr): Likewise.
24513 * matrix-reorg.c (transform_access_sites): Do what the
24515 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
24517 2009-04-13 Michael Eager <eager@eagercon.com>
24519 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
24520 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
24521 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
24522 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
24523 remove duplicate config
24525 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24527 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
24528 file_name:line_number type locator of the call site.
24530 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
24532 * genautomata.c: Put blank after comma.
24533 (automaton_decls): New.
24534 (struct unit_usage): Add comments to member next.
24535 (store_alt_unit_usage): Keep the list ordered.
24536 (unit_present_on_list_p, equal_alternatives_p): New.
24537 (check_regexp_units_distribution): Check units distribution
24538 correctness correctly.
24539 (main): Don't write automata if error is found. Return correct
24542 * config/m68k/cf.md (cfv4_ds): Remove.
24543 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
24544 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
24546 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
24547 power4-load-ext, power4-store, power4-store-update,
24548 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
24549 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
24550 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
24551 power4-sqrt, power4-isync): Modify reservation to make correct
24552 unit distribution to automata.
24554 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
24555 power5-store-update, power5-two, power5-three, power5-lmul,
24556 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
24558 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
24560 * except.c (pass_set_nothrow_function_flags): Set name and add
24562 (set_nothrow_function_flags): Mention in the dump file when
24563 changing a function to nothrow.
24565 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
24568 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
24569 instead of unsigned long.
24571 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24573 * config/arm/arm.c (return_used_this_function): Remove.
24574 (arm_output_function_prologue): Remove use of
24575 return_used_this_function.
24576 (output_return_instruction): Replace use of
24577 return_used_this_function
24578 by cfun->machine->return_used_this_function.
24579 (arm_output_epilogue): Likewise.
24580 (arm_output_function_epilogue): Likewise.
24581 (thumb_unexpanded_epilogue): Likewise.
24582 * config/arm/arm.h (struct machine_function):
24583 New member return_used_this_function.
24585 2009-04-12 Mark Mitchell <mark@codesourcery.com>
24587 * doc/install.texi: Correct description of default directory for
24588 --with-gxx-include-dir.
24590 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
24592 * fold-const.c (build_range_check): Properly deal with enumeral and
24593 boolean base types.
24595 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
24597 * doc/invoke.texi (max_gcse_passes): Remove documentation.
24598 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
24599 * params.h (MAX_GCSE_PASSES): Remove.
24600 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
24601 in sequence. Remove ability to run multiple passes.
24602 (bypass_jumps): Report run as third CPROP pass.
24604 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
24606 PR middle-end/39651
24607 * except.c (can_throw_external): Look at each insn in a SEQUENCE
24608 when deciding whether the whole SEQUENCE can throw.
24610 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
24613 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
24614 offseted label references.
24616 2009-04-11 Jan Hubicka <jh@suse.cz>
24618 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
24620 2009-04-11 Richard Guenther <rguenther@suse.de>
24622 PR middle-end/39732
24623 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
24624 return variables as TREE_ADDRESSABLE.
24626 2009-04-11 Richard Guenther <rguenther@suse.de>
24628 PR tree-optimization/39713
24629 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
24630 reference trees have SSA_NAME operands.
24632 2009-04-11 Richard Guenther <rguenther@suse.de>
24635 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
24636 address expressions.
24638 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
24640 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
24641 match changes in Cygwin 1.7
24642 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
24643 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
24645 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
24647 PR tree-optimization/39701
24648 * doc/invoke.texi (Optimization Options): Document change in
24649 meaning and initialization of -fdelete-null-pointer-checks.
24651 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
24653 PR middle-end/39701
24654 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
24656 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
24659 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
24661 2009-04-10 Chao-ying Fu <fu@mips.com>
24663 * doc/tm.texi (Instruction Output): Document
24664 TARGET_ASM_FINAL_POSTSCAN_INSN.
24665 * target.h (final_postscan_insn): New field in asm_out.
24666 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
24667 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
24668 * final.c (final_scan_insn): Call
24669 targetm.asm_out.final_postscan_insn after outputting
24670 an asm macro and a normal instruction.
24672 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
24673 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
24674 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
24675 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
24676 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
24678 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
24680 PR middle-end/39701
24681 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
24682 variables as non-NULL even with -fdelete-null-pointer-checks.
24684 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
24686 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
24688 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
24691 * config/i386/i386.c (classify_argument): Handle SCmode with
24692 (bit_offset % 64) != 0.
24694 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
24696 * doc/invoke.texi (Optimize Options): Add cross-reference to
24697 -Q --help=optimizers examples.
24699 2009-04-10 Ben Elliston <bje@au.ibm.com>
24702 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
24703 regalign for the reg == fpr and TDmode case.
24705 2009-04-09 David Ayers <ayers@fsfe.org>
24708 * objc/objc-act.c (warn_with_method): Remove helper function.
24709 (check_duplicates): Call warning and inform directly.
24710 (really_start_method): Likewise.
24712 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
24714 * expmed.c (expand_divmod): Always use a comparison for a division
24715 by a large unsigned integer.
24717 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
24718 for things others than variables or functions as nonzero.
24720 2009-04-09 Nick Clifton <nickc@redhat.com>
24722 * unwind-compat.c: Change copyright header to refer to version
24723 3 of the GNU General Public License with version 3.1 of the
24724 GCC Runtime Library Exception and to point readers at the
24725 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
24726 * config/alpha/crtfastmath.c: Likewise.
24727 * config/alpha/linux-unwind.h: Likewise.
24728 * config/alpha/qrnnd.asm: Likewise.
24729 * config/alpha/vms-crt0-64.c: Likewise.
24730 * config/alpha/vms-crt0.c: Likewise.
24731 * config/alpha/vms-dwarf2.asm: Likewise.
24732 * config/alpha/vms-dwarf2eh.asm: Likewise.
24733 * config/alpha/vms-psxcrt0-64.c: Likewise.
24734 * config/alpha/vms-psxcrt0.c: Likewise.
24735 * config/alpha/vms_tramp.asm: Likewise.
24736 * config/arc/initfini.c: Likewise.
24737 * config/arc/lib1funcs.asm: Likewise.
24738 * config/arm/bpabi-v6m.S: Likewise.
24739 * config/arm/bpabi.S: Likewise.
24740 * config/arm/bpabi.c: Likewise.
24741 * config/arm/crti.asm: Likewise.
24742 * config/arm/crtn.asm: Likewise.
24743 * config/arm/ieee754-df.S: Likewise.
24744 * config/arm/ieee754-sf.S: Likewise.
24745 * config/arm/lib1funcs.asm: Likewise.
24746 * config/arm/libunwind.S: Likewise.
24747 * config/arm/linux-atomic.c: Likewise.
24748 * config/arm/mmintrin.h: Likewise.
24749 * config/arm/pr-support.c: Likewise.
24750 * config/arm/unaligned-funcs.c: Likewise.
24751 * config/arm/unwind-arm.c: Likewise.
24752 * config/arm/unwind-arm.h: Likewise.
24753 * config/avr/libgcc.S: Likewise.
24754 * config/bfin/crti.s: Likewise.
24755 * config/bfin/crtlibid.s: Likewise.
24756 * config/bfin/crtn.s: Likewise.
24757 * config/bfin/lib1funcs.asm: Likewise.
24758 * config/bfin/linux-unwind.h: Likewise.
24759 * config/cris/arit.c: Likewise.
24760 * config/cris/cris_abi_symbol.c: Likewise.
24761 * config/darwin-64.c: Likewise.
24762 * config/darwin-crt2.c: Likewise.
24763 * config/darwin-crt3.c: Likewise.
24764 * config/darwin.h: Likewise.
24765 * config/dbxelf.h: Likewise.
24766 * config/dfp-bit.c: Likewise.
24767 * config/dfp-bit.h: Likewise.
24768 * config/elfos.h: Likewise.
24769 * config/fixed-bit.c: Likewise.
24770 * config/fixed-bit.h: Likewise.
24771 * config/fp-bit.c: Likewise.
24772 * config/fp-bit.h: Likewise.
24773 * config/fr30/crti.asm: Likewise.
24774 * config/fr30/crtn.asm: Likewise.
24775 * config/fr30/lib1funcs.asm: Likewise.
24776 * config/freebsd-spec.h: Likewise.
24777 * config/frv/cmovd.c: Likewise.
24778 * config/frv/cmovh.c: Likewise.
24779 * config/frv/cmovw.c: Likewise.
24780 * config/frv/frvbegin.c: Likewise.
24781 * config/frv/frvend.c: Likewise.
24782 * config/frv/lib1funcs.asm: Likewise.
24783 * config/glibc-stdint.h: Likewise.
24784 * config/h8300/clzhi2.c: Likewise.
24785 * config/h8300/crti.asm: Likewise.
24786 * config/h8300/crtn.asm: Likewise.
24787 * config/h8300/ctzhi2.c: Likewise.
24788 * config/h8300/fixunssfsi.c: Likewise.
24789 * config/h8300/lib1funcs.asm: Likewise.
24790 * config/h8300/parityhi2.c: Likewise.
24791 * config/h8300/popcounthi2.c: Likewise.
24792 * config/i386/ammintrin.h: Likewise.
24793 * config/i386/att.h: Likewise.
24794 * config/i386/avxintrin.h: Likewise.
24795 * config/i386/biarch64.h: Likewise.
24796 * config/i386/bmmintrin.h: Likewise.
24797 * config/i386/cpuid.h: Likewise.
24798 * config/i386/cross-stdarg.h: Likewise.
24799 * config/i386/crtfastmath.c: Likewise.
24800 * config/i386/crtprec.c: Likewise.
24801 * config/i386/cygming-crtbegin.c: Likewise.
24802 * config/i386/cygming-crtend.c: Likewise.
24803 * config/i386/cygwin.asm: Likewise.
24804 * config/i386/emmintrin.h: Likewise.
24805 * config/i386/gmm_malloc.h: Likewise.
24806 * config/i386/gthr-win32.c: Likewise.
24807 * config/i386/i386.h: Likewise.
24808 * config/i386/immintrin.h: Likewise.
24809 * config/i386/linux-unwind.h: Likewise.
24810 * config/i386/linux64.h: Likewise.
24811 * config/i386/mm3dnow.h: Likewise.
24812 * config/i386/mmintrin-common.h: Likewise.
24813 * config/i386/mmintrin.h: Likewise.
24814 * config/i386/nmmintrin.h: Likewise.
24815 * config/i386/pmm_malloc.h: Likewise.
24816 * config/i386/pmmintrin.h: Likewise.
24817 * config/i386/smmintrin.h: Likewise.
24818 * config/i386/sol2-c1.asm: Likewise.
24819 * config/i386/sol2-ci.asm: Likewise.
24820 * config/i386/sol2-cn.asm: Likewise.
24821 * config/i386/sol2-gc1.asm: Likewise.
24822 * config/i386/tmmintrin.h: Likewise.
24823 * config/i386/unix.h: Likewise.
24824 * config/i386/w32-unwind.h: Likewise.
24825 * config/i386/wmmintrin.h: Likewise.
24826 * config/i386/x86-64.h: Likewise.
24827 * config/i386/x86intrin.h: Likewise.
24828 * config/i386/xmmintrin.h: Likewise.
24829 * config/ia64/crtbegin.asm: Likewise.
24830 * config/ia64/crtend.asm: Likewise.
24831 * config/ia64/crtfastmath.c: Likewise.
24832 * config/ia64/crti.asm: Likewise.
24833 * config/ia64/crtn.asm: Likewise.
24834 * config/ia64/fde-glibc.c: Likewise.
24835 * config/ia64/lib1funcs.asm: Likewise.
24836 * config/ia64/linux-unwind.h: Likewise.
24837 * config/ia64/quadlib.c: Likewise.
24838 * config/ia64/unwind-ia64.c: Likewise.
24839 * config/linux.h: Likewise.
24840 * config/m32c/m32c-lib1.S: Likewise.
24841 * config/m32c/m32c-lib2-trapv.c: Likewise.
24842 * config/m32c/m32c-lib2.c: Likewise.
24843 * config/m32r/initfini.c: Likewise.
24844 * config/m68hc11/larith.asm: Likewise.
24845 * config/m68hc11/m68hc11-crt0.S: Likewise.
24846 * config/m68k/cf.md: Likewise.
24847 * config/m68k/crti.s: Likewise.
24848 * config/m68k/crtn.s: Likewise.
24849 * config/m68k/lb1sf68.asm: Likewise.
24850 * config/m68k/linux-unwind.h: Likewise.
24851 * config/mcore/crti.asm: Likewise.
24852 * config/mcore/crtn.asm: Likewise.
24853 * config/mcore/lib1.asm: Likewise.
24854 * config/mips/linux-unwind.h: Likewise.
24855 * config/mips/loongson.h: Likewise.
24856 * config/mips/mips16.S: Likewise.
24857 * config/mmix/crti.asm: Likewise.
24858 * config/mmix/crtn.asm: Likewise.
24859 * config/pa/fptr.c: Likewise.
24860 * config/pa/hpux-unwind.h: Likewise.
24861 * config/pa/lib2funcs.asm: Likewise.
24862 * config/pa/linux-atomic.c: Likewise.
24863 * config/pa/linux-unwind.h: Likewise.
24864 * config/pa/milli64.S: Likewise.
24865 * config/pa/quadlib.c: Likewise.
24866 * config/pa/stublib.c: Likewise.
24867 * config/picochip/libgccExtras/adddi3.asm: Likewise.
24868 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
24869 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
24870 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
24871 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
24872 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
24873 * config/picochip/libgccExtras/divmod15.asm: Likewise.
24874 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
24875 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
24876 * config/picochip/libgccExtras/longjmp.asm: Likewise.
24877 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
24878 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
24879 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
24880 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
24881 * config/picochip/libgccExtras/setjmp.asm: Likewise.
24882 * config/picochip/libgccExtras/subdi3.asm: Likewise.
24883 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
24884 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
24885 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
24886 * config/rs6000/750cl.h: Likewise.
24887 * config/rs6000/altivec.h: Likewise.
24888 * config/rs6000/biarch64.h: Likewise.
24889 * config/rs6000/crtresfpr.asm: Likewise.
24890 * config/rs6000/crtresgpr.asm: Likewise.
24891 * config/rs6000/crtresxfpr.asm: Likewise.
24892 * config/rs6000/crtresxgpr.asm: Likewise.
24893 * config/rs6000/crtsavfpr.asm: Likewise.
24894 * config/rs6000/crtsavgpr.asm: Likewise.
24895 * config/rs6000/darwin-asm.h: Likewise.
24896 * config/rs6000/darwin-fallback.c: Likewise.
24897 * config/rs6000/darwin-fpsave.asm: Likewise.
24898 * config/rs6000/darwin-ldouble.c: Likewise.
24899 * config/rs6000/darwin-tramp.asm: Likewise.
24900 * config/rs6000/darwin-unwind.h: Likewise.
24901 * config/rs6000/darwin-vecsave.asm: Likewise.
24902 * config/rs6000/darwin-world.asm: Likewise.
24903 * config/rs6000/e500crtres32gpr.asm: Likewise.
24904 * config/rs6000/e500crtres64gpr.asm: Likewise.
24905 * config/rs6000/e500crtres64gprctr.asm: Likewise.
24906 * config/rs6000/e500crtrest32gpr.asm: Likewise.
24907 * config/rs6000/e500crtrest64gpr.asm: Likewise.
24908 * config/rs6000/e500crtresx32gpr.asm: Likewise.
24909 * config/rs6000/e500crtresx64gpr.asm: Likewise.
24910 * config/rs6000/e500crtsav32gpr.asm: Likewise.
24911 * config/rs6000/e500crtsav64gpr.asm: Likewise.
24912 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
24913 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
24914 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
24915 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
24916 * config/rs6000/eabi-ci.asm: Likewise.
24917 * config/rs6000/eabi-cn.asm: Likewise.
24918 * config/rs6000/eabi.asm: Likewise.
24919 * config/rs6000/linux-unwind.h: Likewise.
24920 * config/rs6000/linux64.h: Likewise.
24921 * config/rs6000/paired.h: Likewise.
24922 * config/rs6000/paired.md: Likewise.
24923 * config/rs6000/ppc64-fp.c: Likewise.
24924 * config/rs6000/ppu_intrinsics.h: Likewise.
24925 * config/rs6000/rs6000.h: Likewise.
24926 * config/rs6000/si2vmx.h: Likewise.
24927 * config/rs6000/sol-ci.asm: Likewise.
24928 * config/rs6000/sol-cn.asm: Likewise.
24929 * config/rs6000/spe.h: Likewise.
24930 * config/rs6000/spu2vmx.h: Likewise.
24931 * config/rs6000/sysv4.h: Likewise.
24932 * config/rs6000/tramp.asm: Likewise.
24933 * config/rs6000/vec_types.h: Likewise.
24934 * config/s390/linux-unwind.h: Likewise.
24935 * config/s390/tpf-unwind.h: Likewise.
24936 * config/score/crti.asm: Likewise.
24937 * config/score/crtn.asm: Likewise.
24938 * config/sh/crt1.asm: Likewise.
24939 * config/sh/crti.asm: Likewise.
24940 * config/sh/crtn.asm: Likewise.
24941 * config/sh/divtab-sh4-300.c: Likewise.
24942 * config/sh/divtab-sh4.c: Likewise.
24943 * config/sh/divtab.c: Likewise.
24944 * config/sh/lib1funcs-4-300.asm: Likewise.
24945 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
24946 * config/sh/lib1funcs.asm: Likewise.
24947 * config/sh/lib1funcs.h: Likewise.
24948 * config/sh/linux-atomic.asm: Likewise.
24949 * config/sh/linux-unwind.h: Likewise.
24950 * config/sh/shmedia.h: Likewise.
24951 * config/sh/sshmedia.h: Likewise.
24952 * config/sh/ushmedia.h: Likewise.
24953 * config/sparc/crtfastmath.c: Likewise.
24954 * config/sparc/linux-unwind.h: Likewise.
24955 * config/sparc/sol2-c1.asm: Likewise.
24956 * config/sparc/sol2-ci.asm: Likewise.
24957 * config/sparc/sol2-cn.asm: Likewise.
24958 * config/spu/divmodti4.c: Likewise.
24959 * config/spu/divv2df3.c: Likewise.
24960 * config/spu/float_disf.c: Likewise.
24961 * config/spu/float_unsdidf.c: Likewise.
24962 * config/spu/float_unsdisf.c: Likewise.
24963 * config/spu/float_unssidf.c: Likewise.
24964 * config/spu/mfc_multi_tag_release.c: Likewise.
24965 * config/spu/mfc_multi_tag_reserve.c: Likewise.
24966 * config/spu/mfc_tag_release.c: Likewise.
24967 * config/spu/mfc_tag_reserve.c: Likewise.
24968 * config/spu/mfc_tag_table.c: Likewise.
24969 * config/spu/multi3.c: Likewise.
24970 * config/spu/spu_internals.h: Likewise.
24971 * config/spu/spu_intrinsics.h: Likewise.
24972 * config/spu/spu_mfcio.h: Likewise.
24973 * config/spu/vec_types.h: Likewise.
24974 * config/spu/vmx2spu.h: Likewise.
24975 * config/stormy16/stormy16-lib2.c: Likewise.
24976 * config/svr4.h: Likewise.
24977 * config/sync.c: Likewise.
24978 * config/v850/lib1funcs.asm: Likewise.
24979 * config/vxlib-tls.c: Likewise.
24980 * config/vxlib.c: Likewise.
24981 * config/vxworks-dummy.h: Likewise.
24982 * config/xtensa/crti.asm: Likewise.
24983 * config/xtensa/crtn.asm: Likewise.
24984 * config/xtensa/ieee754-df.S: Likewise.
24985 * config/xtensa/ieee754-sf.S: Likewise.
24986 * config/xtensa/lib1funcs.asm: Likewise.
24987 * config/xtensa/lib2funcs.S: Likewise.
24988 * config/xtensa/linux-unwind.h: Likewise.
24989 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
24990 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
24991 * coretypes.h: Likewise.
24992 * crtstuff.c: Likewise.
24993 * defaults.h: Likewise.
24994 * dwarf2.h: Likewise.
24995 * emutls.c: Likewise.
24996 * gbl-ctors.h: Likewise.
24997 * gcov-io.h: Likewise.
24998 * ginclude/float.h: Likewise.
24999 * ginclude/iso646.h: Likewise.
25000 * ginclude/stdarg.h: Likewise.
25001 * ginclude/stdbool.h: Likewise.
25002 * ginclude/stddef.h: Likewise.
25003 * ginclude/stdfix.h: Likewise.
25004 * ginclude/stdint-gcc.h: Likewise.
25005 * ginclude/tgmath.h: Likewise.
25006 * gthr-aix.h: Likewise.
25007 * gthr-dce.h: Likewise.
25008 * gthr-gnat.c: Likewise.
25009 * gthr-gnat.h: Likewise.
25010 * gthr-lynx.h: Likewise.
25011 * gthr-mipssde.h: Likewise.
25012 * gthr-nks.h: Likewise.
25013 * gthr-posix.c: Likewise.
25014 * gthr-posix.h: Likewise.
25015 * gthr-posix95.h: Likewise.
25016 * gthr-rtems.h: Likewise.
25017 * gthr-single.h: Likewise.
25018 * gthr-solaris.h: Likewise.
25019 * gthr-tpf.h: Likewise.
25020 * gthr-vxworks.h: Likewise.
25021 * gthr-win32.h: Likewise.
25022 * gthr.h: Likewise.
25023 * libgcc2.c: Likewise.
25024 * libgcc2.h: Likewise.
25025 * libgcov.c: Likewise.
25026 * tsystem.h: Likewise.
25027 * typeclass.h: Likewise.
25028 * unwind-c.c: Likewise.
25029 * unwind-compat.h: Likewise.
25030 * unwind-dw2-fde-compat.c: Likewise.
25031 * unwind-dw2-fde-darwin.c: Likewise.
25032 * unwind-dw2-fde-glibc.c: Likewise.
25033 * unwind-dw2-fde.c: Likewise.
25034 * unwind-dw2-fde.h: Likewise.
25035 * unwind-dw2.c: Likewise.
25036 * unwind-dw2.h: Likewise.
25037 * unwind-generic.h: Likewise.
25038 * unwind-pe.h: Likewise.
25039 * unwind-sjlj.c: Likewise.
25040 * unwind.inc: Likewise.
25041 * config/arm/neon-gen.ml: Change generated copyright header to
25042 refer to version 3 of the GNU General Public License with
25043 version 3.1 of the GCC Runtime Library Exception and to point
25044 readers at the COPYING3 and COPYING3.RUNTIME files and the
25045 FSF's license web page.
25046 * config/arm/arm_neon.h: Regenerate.
25048 2009-04-09 Jakub Jelinek <jakub@redhat.com>
25050 * config/cris/cris.md: Change copyright header to refer to version
25051 3 of the GNU General Public License.
25052 * doc/install.texi2html: Change copyright header to refer to version
25053 3 of the GNU General Public License and to point readers at the
25054 COPYING3 file and the FSF's license web page.
25055 * config/vax/linux.h: Likewise.
25057 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
25059 * config/i386/i386.md (cmpcc): New.
25060 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
25061 (sync_compare_and_swap_cc*): Delete.
25063 * config/s390/s390.c (s390_compare_emitted): Remove.
25064 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
25065 s390_compare_emitted used to be handled. Assert that modes match.
25066 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
25067 refer to sync_compare_and_swap_ccsi.
25068 * config/s390/s390.h (s390_compare_emitted): Remove.
25069 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
25070 instead of s390_compare_emitted.
25071 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
25072 instead of s390_compare_emitted.
25073 * config/s390/s390.md (cmpcc): New.
25074 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
25075 CC_REGNUM, do not pretend it's set.
25076 (sync_compare_and_swap_cc*): Delete.
25077 * config/s390/predicates.md (cc_reg_operand): New.
25079 * expr.c (sync_compare_and_swap_cc): Delete.
25080 * optabs.h (sync_compare_and_swap_cc): Delete.
25081 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
25082 is being used with can_compare_p.
25083 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
25084 (find_cc_set): New.
25085 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
25086 look for a MODE_CC set instead. Use emit_store_flag.
25087 (expand_compare_and_swap_loop): Likewise, with some additional
25088 complication to avoid a force_reg when useless. Use
25089 emit_cmp_and_jump_insns.
25090 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
25091 * doc/md.texi (sync_compare_and_swap_cc): Merge with
25092 sync_compare_and_swap documentation.
25094 2009-04-09 Jan Hubicka <jh@suse.cz>
25096 * except.c (find_prev_try): Break out from ....
25097 (duplicate_eh_regions): ... here; properly update prev_try pointers
25098 when duplication part of tree.
25099 (dump_eh_tree): Improve dumping.
25100 (verify_eh_region): New.
25101 (verify_eh_tree): Use it.
25103 2009-04-06 Richard Guenther <rguenther@suse.de>
25105 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
25106 &ARRAY addresses by adjusting their types and prepending
25108 * tree-cfg.c (verify_gimple_assign_single): Verify that
25109 addresses are correct.
25111 2009-04-09 Richard Guenther <rguenther@suse.de>
25113 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
25114 indices into an array reference if possible.
25115 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
25116 Fold POINTER_PLUS_EXPR statements with invariant address.
25118 2009-04-09 Alan Modra <amodra@bigpond.net.au>
25121 * config.gcc (powerpc64-*-linux*): Always build biarch.
25123 2009-04-09 Joseph Myers <joseph@codesourcery.com>
25126 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
25127 it and pedwarn if this results in an INTEGER_CST.
25129 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25131 * doc/install.texi: Update minimum GMP version. Remove obsolete
25132 text in MPFR section.
25134 2009-04-08 Jakub Jelinek <jakub@redhat.com>
25136 * dwarf2out.c (class_scope_p): New static inline.
25137 (class_or_namespace_scope_p): Use it.
25138 (gen_variable_die): Use DW_TAG_member tag for static data member
25139 declarations instead of DW_TAG_variable.
25141 PR middle-end/39573
25142 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
25145 2009-04-08 Richard Guenther <rguenther@suse.de>
25147 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
25148 valueize random data.
25150 2009-04-08 David Edelsohn <edelsohn@gnu.org>
25152 * config.gcc (aix tm_file): Add aix-stdint.h.
25153 (aix tm clause use_gcc_stdint): Set to wrap.
25154 * config/rs6000/aix-stdint.h: New file.
25156 2009-04-08 Richard Guenther <rguenther@suse.de>
25158 PR middle-end/36291
25159 * tree-dfa.c (add_referenced_var): Do not recurse into
25160 global initializers.
25161 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
25163 (fold_const_aggregate_ref): Likewise.
25165 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25167 * recog.c (ordered_comparison_operator): New.
25168 * gensupport.c (std_preds): Add it.
25169 * doc/md.texi (Machine-Independent Predicates): Document it.
25171 2009-04-08 Jan Hubicka <jh@suse.cz>
25173 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
25174 * function.h (rtl_eh): Remove exception_handler_label_map.
25175 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
25176 remove_exception_handler_label, for_each_eh_label_1): Remove.
25177 (rtl_remove_unreachable_regions): Remove.
25178 (convert_from_eh_region_ranges): Do not remove unreachable regions.
25179 (find_exception_handler_labels): Don't build the hashtable.
25180 (maybe_remove_eh_handler): Remove.
25181 (for_each_eh_label): Rewrite to walk the tree.
25182 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
25183 * except.h (maybe_remove_eh_handler): Remove.
25184 * passes.c (init_optimization_passes): Schedule second EH cleanup
25186 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
25187 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
25189 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25191 * genoutput.c (validate_optab_operands): New.
25192 (gen_insn, gen_expand): Call it.
25194 * genflags.c (gen_insn): Detect misused iterators.
25195 (main): Pass line_no to gen_insn, exit with status 1 on error.
25197 * genextract.c (line_no): Make global.
25198 (VEC_safe_set_locstr): Change assertion to error message.
25199 (main): Exit with status 1 on error.
25201 2009-04-08 Joseph Myers <joseph@codesourcery.com>
25205 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25206 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25207 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
25208 * c-convert.c (convert): Do not call fold on results of conversion
25209 functions when the result is a C_MAYBE_CONST_EXPR.
25210 * c-parser.c (c_parser_postfix_expression): Do not fold condition
25211 of __builtin_choose_expr.
25212 * c-typeck.c (remove_c_maybe_const_expr): New.
25213 (build_unary_op, build_conditional_expr, build_compound_expr,
25214 build_binary_op, c_objc_common_truthvalue_conversion): Call
25215 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
25218 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
25220 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
25221 CODE to produce a new one. Add a prototype to use fold_convert_const
25223 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
25226 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
25227 mix declarations and code.
25229 2009-04-08 Ben Elliston <bje@au.ibm.com>
25231 * gcc.c: Replace `CC' with `GCC' throughout.
25233 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
25235 * doc/invoke.texi: Document Atom support.
25237 2009-04-07 Jason Merrill <jason@redhat.com>
25240 * c-common.h, c-common.c: Add flag_pretty_templates.
25241 * c-opts.c (c_common_handle_option): Set it.
25242 * c.opt: Add -fno-pretty-templates.
25243 * doc/invoke.texi (C++ Dialect Options): Likewise.
25245 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
25247 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
25248 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
25249 (ia64_expand_builtin): Likewise.
25251 2009-04-07 Martin Jambor <mjambor@suse.cz>
25253 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
25254 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
25255 ADDR_EXPRS are include too.
25257 2009-04-07 Richard Guenther <rguenther@suse.de>
25259 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
25260 decls are only used if passes as parameters or if they are
25261 local statics and the call is not to a builtin.
25262 (call_may_clobber_ref_p_1): Likewise.
25264 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25266 * expr.c (do_store_flag): Remove last argument. Simplify code
25267 to avoid duplication of tests already done by can_compare_p.
25268 (expand_expr_real_1): Adjust caller.
25270 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25272 * optabs.c (can_compare_p): Test the predicate of a
25273 cbranch and cstore pattern.
25275 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25277 * expr.c (convert_move): Use emit_store_flag instead of
25280 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25282 * config/i386/i386.c (ix86_compare_emitted): Remove.
25283 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
25284 ix86_compare_op0 like ix86_compare_emitted used to be handled.
25285 * config/i386/i386.h (ix86_compare_emitted): Remove.
25286 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
25287 instead of ix86_compare_emitted.
25288 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
25290 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
25292 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
25293 Add t-sysroot-suffix to tmake_file.
25294 * config/print-sysroot-suffix.sh: New file.
25295 * config/t-sysroot-suffix: New file.
25297 2009-04-07 Ben Elliston <bje@au.ibm.com>
25299 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
25300 as the latter produces a warning when the target does not support
25303 2009-04-07 Ben Elliston <bje@au.ibm.com>
25305 * dfp.c: Replace type punning assignments with memcpy throughout.
25306 * Makefile.in (dfp.o-warn): Remove.
25308 2009-04-07 Alan Modra <amodra@bigpond.net.au>
25311 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
25312 Include soft-fp/t-softfp after rs6000/t-linux64.
25314 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
25316 * stor-layout.c (set_sizetype): Use the full precision of their
25317 machine mode for bitsize types.
25319 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
25321 * config/i386/i386.md: Revert 2 accidental checkins.
25323 2009-04-06 Joey Ye <joey.ye@intel.com>
25324 Xuepeng Guo <xuepeng.guo@intel.com>
25325 H.J. Lu <hongjiu.lu@intel.com>
25327 Atom pipeline model, tuning and insn selection.
25328 * config.gcc (atom): Add atom config options and target.
25330 * config/i386/atom.md: New.
25332 * config/i386/i386.c (atom_cost): New cost.
25333 (m_ATOM): New macro flag.
25334 (initial_ix86_tune_features): Set m_ATOM.
25335 (x86_accumulate_outgoing_args): Likewise.
25336 (x86_arch_always_fancy_math_387): Likewise.
25337 (processor_target): Add Atom cost.
25338 (cpu_names): Add Atom cpu name.
25339 (override_options): Set Atom ISA.
25340 (ix86_issue_rate): New case PROCESSOR_ATOM.
25341 (ix86_adjust_cost): Likewise.
25343 * config/i386/i386.h (TARGET_ATOM): New target macro.
25344 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
25345 (TARGET_OPT_AGU): New target option.
25346 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
25347 (processor_type): Add PROCESSOR_ATOM.
25349 * config/i386/i386.md (cpu): Add new value "atom".
25350 (use_carry, movu): New attr.
25351 (atom.md): Include atom.md.
25352 (adddi3_carry_rex64): Set attr "use_carry".
25353 (addqi3_carry): Likewise.
25354 (addhi3_carry): Likewise.
25355 (addsi3_carry): Likewise.
25356 (*addsi3_carry_zext): Likewise.
25357 (subdi3_carry_rex64): Likewise.
25358 (subqi3_carry): Likewise.
25359 (subhi3_carry): Likewise.
25360 (subsi3_carry): Likewise.
25361 (x86_movdicc_0_m1_rex64): Likewise.
25362 (*x86_movdicc_0_m1_se): Likewise.
25363 (x86_movsicc_0_m1): Likewise.
25364 (*x86_movsicc_0_m1_se): Likewise.
25365 (*adddi_1_rex64): Emit add insn as much as possible.
25366 (*addsi_1): Likewise.
25367 (return_internal): Set atom_unit.
25368 (return_internal_long): Likewise.
25369 (return_pop_internal): Likewise.
25370 (*rcpsf2_sse): Set atom_sse_attr attr.
25371 (*qrt<mode>2_sse): Likewise.
25372 (*prefetch_sse): Likewise.
25374 * config/i386/i386-c.c (ix86_target_macros_internal): New case
25376 (ix86_target_macros_internal): Likewise.
25378 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
25379 (*prefetch_sse_rex): Likewise.
25380 (sse_rcpv4sf2): Likewise.
25381 (sse_vmrcpv4sf2): Likewise.
25382 (sse_sqrtv4sf2): Likewise.
25383 (<sse>_vmsqrt<mode>2): Likewise.
25384 (sse_ldmxcsr): Likewise.
25385 (sse_stmxcsr): Likewise.
25386 (*sse_sfence): Likewise.
25387 (sse2_clflush): Likewise.
25388 (*sse2_mfence): Likewise.
25389 (*sse2_lfence): Likewise.
25390 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
25391 (<sse>_movup<ssemodesuffixf2c>): Likewise.
25392 (avx_movdqu<avxmodesuffix>): Likewise.
25393 (avx_lddqu<avxmodesuffix>): Likewise.
25394 (sse2_movntv2di): Change attr "type" to "ssemov".
25395 (sse2_movntsi): Likewise.
25396 (rsqrtv8sf2): Change attr "type" to "sseadd".
25397 (sse3_addsubv2df3): Set attr "atom_unit".
25398 (sse3_h<plusminus_insn>v4sf3): Likewise.
25399 (*sse2_pmaddwd): Likewise.
25400 (*vec_extractv2di_1_rex64): Likewise.
25401 (*vec_extractv2di_1_avx): Likewise.
25402 (sse2_psadbw): Likewise.
25403 (ssse3_phaddwv8hi3): Likewise.
25404 (ssse3_phaddwv4hi3): Likewise.
25405 (ssse3_phadddv4si3): Likewise.
25406 (ssse3_phadddv2si3): Likewise.
25407 (ssse3_phaddswv8hi3): Likewise.
25408 (ssse3_phaddswv4hi3): Likewise.
25409 (ssse3_phsubwv8hi3): Likewise.
25410 (ssse3_phsubwv4hi3): Likewise.
25411 (ssse3_phsubdv4si3): Likewise.
25412 (ssse3_phsubdv2si3): Likewise.
25413 (ssse3_phsubswv8hi3): Likewise.
25414 (ssse3_phsubswv4hi3): Likewise.
25415 (ssse3_pmaddubsw128): Likewise.
25416 (sse3_pmaddubsw: Likewise.
25417 (ssse3_palignrti): Likewise.
25418 (ssse3_palignrdi): Likewise.
25420 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
25422 * doc/install.texi (Specific): Fix two cross-references to MinGW.
25424 2009-04-06 Richard Guenther <rguenther@suse.de>
25426 PR tree-optimization/28868
25427 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
25428 of which PHI results we inserted.
25429 (insert_into_preds_of_block): Record inserted PHIs.
25430 (eliminate): Eliminate redundant PHI nodes.
25431 (init_pre): Init inserted_phi_names.
25433 2009-04-06 Richard Guenther <rguenther@suse.de>
25435 PR tree-optimization/39643
25436 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
25437 IMAGPART_EXPRs of complex constants.
25438 (execute_fold_all_builtins): If we folded a call queue
25439 TODO_update_address_taken.
25441 2009-04-06 Jan Hubicka <jh@suse.cz>
25443 PR middle-end/39659
25444 * except.c (remove_unreachable_regions): Propagate may_contain_throw
25447 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
25449 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
25451 (ic_invalidate_array): Likewise.
25453 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
25455 * calls.c (emit_library_call_value_1): Fix a problem with parameter
25456 alignment for library calls.
25458 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
25460 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
25461 (mingw32 tm clause use_gcc_stdint): Set to wrap.
25462 * config/i386/mingw-stdint.h: New file.
25464 2009-04-05 Richard Guenther <rguenther@suse.de>
25466 PR tree-optimization/39648
25467 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
25468 our &A vs. &A[0] IL deficiencies.
25470 2009-04-04 Jan Hubicka <jh@suse.cz>
25472 * except.c (sjlj_find_directly_reachable_regions): Be ready for
25473 removed toplevel regions.
25474 (sjlj_mark_call_sites): Likewise.
25476 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
25478 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
25479 (cygwin tm clause use_gcc_stdint): Set to wrap.
25480 * config/i386/cygwin-stdint.h: New file.
25482 2009-04-04 Richard Guenther <rguenther@suse.de>
25484 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
25485 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
25486 single-argument PHIs if we are in loop-closed SSA form.
25487 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
25488 for the pre-condition.
25489 (slpeel_tree_peel_loop_to_edge): Likewise.
25490 (vect_build_loop_niters): Take an optional sequence to append stmts.
25491 (vect_generate_tmps_on_preheader): Likewise.
25492 (vect_do_peeling_for_loop_bound): Take extra guards for the
25494 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
25495 the cost model check.
25496 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
25497 guards if we are going to peel. Do not apply versioning in that case.
25498 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
25499 (vect_do_peeling_for_loop_bound): Likewise.
25500 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
25501 loop bound only record extra pre-conditions, do not apply loop
25504 2009-04-04 Richard Guenther <rguenther@suse.de>
25506 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
25509 2009-04-04 Jan Hubicka <jh@suse.cz>
25511 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
25512 last_basic_block for size of bb->index indexed array.
25513 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
25514 compute_out, link_btr_uses, build_btr_def_use_webs,
25515 build_btr_def_use_webs, migrate_btr_defs): Likewise.
25517 2009-04-04 Jan Hubicka <jh@suse.cz>
25519 * except.c (remove_eh_handler_and_replace): Break out from ...
25520 (remove_eh_handler): ... here.
25521 (bring_to_root): New function.
25522 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
25523 handled ones, bring others to root of tree.
25525 2009-04-04 Jan Hubicka <jh@suse.cz>
25527 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
25528 (all_phis_safe_to_merge): New function.
25529 (update_info): New structure.
25530 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
25531 (cleanup_empty_eh): Update SSA if possible.
25533 2009-04-04 Richard Guenther <rguenther@suse.de>
25535 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
25536 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
25537 (append_vuse): Likewise.
25539 2009-04-04 Jakub Jelinek <jakub@redhat.com>
25541 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
25542 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
25543 instead of REG_UNSAVED for DW_CFA_undefined.
25544 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
25545 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
25548 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
25551 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
25553 2009-04-04 Richard Guenther <rguenther@suse.de>
25555 PR tree-optimization/8781
25556 PR tree-optimization/37892
25557 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
25558 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
25559 (valueize_refs): Call it for *& valueizations.
25560 (shared_reference_ops_from_ref): Rename to ...
25561 (valueize_shared_reference_ops_from_ref): ... this and valueize.
25562 (shared_reference_ops_from_call): Rename to ...
25563 (valueize_shared_reference_ops_from_call): ... this and valueize.
25564 (vn_reference_lookup): Update.
25565 (visit_reference_op_call): Likewise.
25566 * tree-ssa-pre.c (phi_translate_1): Fold *&.
25567 (eliminate): Value-replace the call address in call statements.
25569 2009-04-04 Richard Guenther <rguenther@suse.de>
25571 PR tree-optimization/39636
25572 * tree-ssa-forwprop.c
25573 (forward_propagate_addr_into_variable_array_index): Check for
25574 GIMPLE_ASSIGN before accessing the rhs code.
25576 2009-04-03 Jason Merrill <jason@redhat.com>
25578 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
25580 2009-04-03 Steve Ellcey <sje@cup.hp.com>
25582 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
25583 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
25584 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
25585 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
25586 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
25587 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
25588 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
25589 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
25590 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
25591 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
25592 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
25593 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
25594 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
25595 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
25596 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
25597 Use fr_reg_or_fp01_operand instead of fr_register_operand
25599 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
25600 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
25601 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
25603 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
25605 PR rtl-optimization/39607
25606 PR rtl-optimization/39631
25610 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
25611 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
25612 instead of DF_LR_OUT.
25613 * ira-lives.c (process_bb_node_lives): Ditto.
25614 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
25615 instead of DF_LR_{OUT,IN}.
25616 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
25617 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
25619 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
25621 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
25622 (execute_lower_omp): Always run but take the short way out if -fopenmp
25624 (gate_lower_omp): Remove, forcing the pass manager to always run the
25625 pass and always set PROP_gimple_lomp.
25626 (pass_lower_omp): Remove gate function.
25627 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
25628 PROP_trees. Instead, require it.
25629 * ipa-cp.c (pass_ipa_cp): Likewise.
25630 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
25631 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
25632 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
25633 and PROP_gimple_leh.
25635 2009-04-03 Richard Guenther <rguenther@suse.de>
25637 PR middle-end/13146
25638 PR tree-optimization/23940
25639 PR tree-optimization/33237
25640 PR middle-end/33974
25641 PR middle-end/34093
25642 PR tree-optimization/36201
25643 PR tree-optimization/36230
25644 PR tree-optimization/38049
25645 PR tree-optimization/38207
25646 PR tree-optimization/38230
25647 PR tree-optimization/38301
25648 PR tree-optimization/38585
25649 PR middle-end/38895
25650 PR tree-optimization/38985
25651 PR tree-optimization/39299
25652 * tree-ssa-structalias.h: Remove.
25653 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
25654 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
25655 (struct vuse_element_d): Remove.
25656 (struct vuse_vec_d): Likewise.
25657 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
25658 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
25659 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
25660 VUSE_ELEMENT_VAR): Likewise.
25661 (struct voptype_d): Likewise.
25662 (NUM_VOP_FREE_BUCKETS): Likewise.
25663 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
25664 (struct stmt_operands_d): Remove.
25665 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
25666 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
25667 VDEF_NUM, VDEF_VECT): Likewise.
25668 (copy_virtual_operands): Remove.
25669 (operand_build_cmp): Likewise.
25670 (create_ssa_artificial_load_stmt): Likewise.
25671 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
25672 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
25673 vuse_index and mayuse_index members. Pack and move done and iter_type
25674 members to the front.
25675 (SSA_OP_VMAYUSE): Remove.
25676 (SSA_OP_VIRTUAL_USES): Adjust.
25677 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
25678 (unlink_stmt_vdef): Declare.
25679 (add_to_addressable_set): Remove.
25680 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
25681 (vrp_visit_stmt): Likewise.
25682 * doc/tree-ssa.texi (Alias analysis): Update.
25683 * doc/invoke.texi (max-aliased-vops): Remove docs.
25684 (avg-aliased-vops): Likewise.
25685 * tree-into-ssa.c (syms_to_rename): Remove.
25686 (need_to_update_vops_p): Likewise.
25687 (need_to_initialize_update_ssa_p): Rename to ...
25688 (update_ssa_initialized_fn): ... this. Track function we are
25690 (symbol_marked_for_renaming): Simplify.
25691 (add_new_name_mapping): Do not set need_to_update_vops_p.
25692 (dump_currdefs): Use SYMS_TO_RENAME.
25693 (rewrite_update_stmt): Always walk all uses/defs.
25694 (dump_update_ssa): Adjust.
25695 (init_update_ssa): Take function argument. Track what we are
25697 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
25698 (create_new_def_for): Initialize for cfun, assert we are initialized
25700 (mark_sym_for_renaming): Simplify.
25701 (mark_set_for_renaming): Do not initialize update-ssa.
25702 (need_ssa_update_p): Simplify. Take function argument.
25703 (name_mappings_registered_p): Assert we ask for the correct function.
25704 (name_registered_for_update_p): Likewise.
25705 (ssa_names_to_replace): Likewise.
25706 (release_ssa_name_after_update_ssa): Likewise.
25707 (update_ssa): Likewise. Use SYMS_TO_RENAME.
25708 (dump_decl_set): Do not print a newline.
25709 (debug_decl_set): Do it here.
25710 (dump_update_ssa): And here.
25711 * tree-ssa-loop-im.c (move_computations): Adjust.
25712 (movement_possibility): Likewise.
25713 (determine_max_movement): Likewise.
25714 (gather_mem_refs_stmt): Likewise.
25715 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
25716 or NAME_MEMORY_TAG.
25717 * tree-complex.c (update_all_vops): Remove.
25718 (expand_complex_move): Adjust.
25719 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
25720 Simplify test for memory referencing statement. Exclude
25721 non-invariant ADDR_EXPRs.
25722 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
25723 * tree-loop-distribution.c (generate_memset_zero): Adjust.
25724 (rdg_flag_uses): Likewise.
25725 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
25727 (tree_optimize_tail_calls_1): Also split the
25728 edge from the entry block if we have degenerate PHI nodes in
25729 the first basic block.
25730 * tree.c (init_ttree): Remove memory-tag related code.
25731 (tree_code_size): Likewise.
25732 (tree_node_structure): Likewise.
25733 (build7_stat): Re-write to be build6_stat.
25734 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
25735 (SSA_VAR_P): Adjust.
25736 (struct tree_memory_tag): Remove.
25737 (struct tree_memory_partition_tag): Likewise.
25738 (union tree_node): Adjust.
25739 (build7): Re-write to be build6.
25740 * tree-pass.h (pass_reset_cc_flags): Remove.
25741 (TODO_update_address_taken): New flag.
25742 (pass_simple_dse): Remove.
25743 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
25744 * params.h (MAX_ALIASED_VOPS): Remove.
25745 (AVG_ALIASED_VOPS): Likewise.
25746 * omp-low.c (expand_omp_taskreg): Update SSA form.
25747 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
25748 aliases the lhs in a copy stmt.
25749 * tree-ssa-dse.c (struct address_walk_data): Remove.
25750 (memory_ssa_name_same): Likewise.
25751 (memory_address_same): Likewise.
25752 (get_kill_of_stmt_lhs): Likewise.
25753 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
25754 unused stores. Look through PHI nodes into post-dominated regions.
25755 (dse_optimize_stmt): Simplify. Properly remove stores.
25756 (tree_ssa_dse): Compute dominators.
25757 (execute_simple_dse): Remove.
25758 (pass_simple_dse): Likewise.
25759 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
25760 gimple_loaded_syms and gimple_stored_syms computation.
25761 * toplev.c (dump_memory_report): Dump alias and pta stats.
25762 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
25763 (vn_reference_eq): Likewise.
25764 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
25765 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
25766 valueize_vuses): Remove.
25767 (get_def_ref_stmt_vuses): Simplify. Rename to ...
25768 (get_def_ref_stmt_vuse): ... this.
25769 (vn_reference_lookup_2): New function.
25770 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
25771 walking equivalent vuses. Simplify.
25772 (vn_reference_lookup): Likewise.
25773 (vn_reference_insert): Likewise.
25774 (vn_reference_insert_pieces): Likewise.
25775 (visit_reference_op_call): Simplify.
25776 (visit_reference_op_load): Likewise.
25777 (visit_reference_op_store): Likewise.
25778 (init_scc_vn): Remove shared_lookup_vuses initialization.
25779 (free_scc_vn): Remove shared_lookup_vuses freeing.
25780 (sort_vuses, sort_vuses_heap): Remove.
25781 (get_ref_from_reference_ops): Export.
25782 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
25783 vector with single vuse pointer.
25784 (vn_reference_lookup_pieces, vn_reference_lookup,
25785 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
25786 (shared_vuses_from_stmt): Remove.
25787 (get_ref_from_reference_ops): Declare.
25788 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
25789 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
25790 memory-tag related code.
25791 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
25792 (likely_value): Add comment, skip static-chain of call statements.
25793 (surely_varying_stmt_p): Adjust.
25794 (gimplify_and_update_call_from_tree): Likewise.
25795 (execute_fold_all_builtins): Do not rebuild alias info.
25796 (gimplify_and_update_call_from_tree): Properly update VOPs.
25797 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
25798 (copy_ref_info): Remove memory-tag related code.
25799 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
25800 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
25801 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
25803 * tree-ssa-dom.c (gimple_p): Remove typedef.
25804 (eliminate_redundant_computations): Adjust.
25805 (record_equivalences_from_stmt): Likewise.
25806 (avail_expr_hash): Likewise.
25807 (avail_expr_eq): Likewise.
25808 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
25809 (stmt_makes_single_load): Likewise.
25810 (stmt_makes_single_store): Likewise.
25811 * tree-ssa-alias.c: Rewrite completely.
25812 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
25813 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
25814 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
25815 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
25816 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
25817 Remove public functions.
25818 (pass_reset_cc_flags): Remove.
25819 (pass_build_alias): Move ...
25820 * tree-ssa-structalias.c (pass_build_alias): ... here.
25821 * tree-ssa-alias.c (may_be_aliased): Move ...
25822 * tree-flow-inline.h (may_be_aliased): ... here.
25823 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
25824 count_uses_and_derefs): Move ...
25825 * gimple.c: ... here.
25826 * gimple.h (count_uses_and_derefs): Declare.
25827 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
25828 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
25829 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
25830 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
25831 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
25832 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
25833 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
25835 * tree-dfa.c (refs_may_alias_p): Move ...
25836 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
25837 * tree-ssa-alias.h: New file.
25838 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
25839 (statement_sink_location): Likewise.
25840 * opts.c (decode_options): Do not adjust max-aliased-vops or
25841 avg-aliased-vops values.
25842 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
25843 (TV_CALL_CLOBBER): Likewise.
25844 (TV_FLOW_SENSITIVE): Likewise.
25845 (TV_FLOW_INSENSITIVE): Likewise.
25846 (TV_MEMORY_PARTITIONING): Likewise.
25847 (TV_ALIAS_STMT_WALK): New timevar.
25848 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
25849 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
25850 (get_address_description): Remove memory-tag related code.
25851 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
25852 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
25853 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
25854 and immediate uses in statements. Document.
25855 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
25856 (dump_symbols): Remove.
25857 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
25858 * alias.c (get_deref_alias_set): New function split out from ...
25859 (get_alias_set): ... here.
25860 * alias.h (get_deref_alias_set): Declare.
25861 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
25862 type parameter. Remove restrict pointer handling. Create a
25863 ref-all pointer in case type-based alias sets do not conflict.
25864 (vect_analyze_data_refs): Remove SMT related code.
25865 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
25866 (vectorizable_load): Likewise.
25867 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
25868 (DR_SYMBOL_TAG, DR_VOPS): Remove.
25869 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
25870 Ignore vops and SMTs.
25871 (dr_analyze_alias): Likewise..
25872 (free_data_ref): Likewise.
25873 (create_data_ref): Likewise.
25874 (analyze_all_data_dependences): Likewise.
25875 (get_references_in_stmt): Adjust.
25876 * tree-flow-inline.h (gimple_aliases_computed_p,
25877 gimple_addressable_vars, gimple_call_clobbered_vars,
25878 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
25879 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
25880 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
25881 gimple_mem_ref_stats): Remove.
25882 (gimple_vop): New function.
25883 (op_iter_next_use): Remove vuses and mayuses cases.
25884 (op_iter_next_def): Remove vdefs case.
25885 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
25886 (clear_and_done_ssa_iter): Do not set removed fields.
25887 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
25888 Assert we are not iterating over vuses or vdefs if not also
25889 iterating over uses or defs.
25890 (op_iter_init_use): Likewise.
25891 (op_iter_init_def): Likewise.
25892 (op_iter_next_vdef): Remove.
25893 (op_iter_next_mustdef): Likewise.
25894 (op_iter_init_vdef): Likewise.
25895 (compare_ssa_operands_equal): Likewise.
25896 (link_use_stmts_after): Handle vuse operand.
25897 (is_call_used): Use is_call_clobbered.
25898 (is_call_clobbered): Global variables are always call clobbered,
25899 query the call-clobbers bitmap.
25900 (mark_call_clobbered): Ignore global variables.
25901 (clear_call_clobbered): Likewise.
25902 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
25903 virtual operands sanity check.
25904 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
25906 (TARGET_MEM_REF): Remove TMR_TAG operand.
25907 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
25908 Remove call-clobber related code.
25909 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
25910 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
25911 partitions or escape reason.
25912 (get_single_def_stmt, get_single_def_stmt_from_phi,
25913 get_single_def_stmt_with_phi): Remove.
25914 (dump_referenced_vars): Tidy.
25915 (get_ref_base_and_extent): Allow bare decls.
25916 (collect_dfa_stats): Adjust.
25917 * graphite.c (rename_variables_in_stmt): Adjust.
25918 (graphite_copy_stmts_from_block): Likewise.
25919 (translate_clast): Likewise.
25920 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
25922 (translate_vuse_through_block): Use the oracle.
25923 (phi_translate_1): Adjust.
25924 (value_dies_in_block_x): Use the oracle. Cache the outcome
25926 (valid_in_sets): Check if the VUSE for
25927 a REFERENCE is available.
25928 (eliminate): Do not remove stmts during elimination,
25929 instead queue and remove them afterwards.
25930 (do_pre): Do not rebuild alias info.
25931 (pass_pre): Run TODO_rebuild_alias before PRE.
25932 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
25933 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
25934 (mark_all_v_defs_stmt): Remove.
25935 (mark_all_v_defs_seq): Adjust.
25936 (sra_replace): Likewise.
25937 (scalarize_use): Likewise.
25938 (scalarize_copy): Likewise.
25939 (scalarize_init): Likewise.
25940 (scalarize_ldst): Likewise.
25941 (todoflags): Remove.
25942 (tree_sra): Do not rebuild alias info.
25943 (tree_sra_early): Adjust.
25944 (pass_sra): Run TODO_update_address_taken before SRA.
25945 * tree-predcom.c (set_alias_info): Remove.
25946 (prepare_initializers_chain): Do not call it.
25947 (mark_virtual_ops_for_renaming): Adjust.
25948 (mark_virtual_ops_for_renaming_list): Remove.
25949 (initialize_root_vars): Adjust.
25950 (initialize_root_vars_lm): Likewise.
25951 (prepare_initializers_chain): Likewise.
25952 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
25953 (may_propagate_copy_into_stmt): Likewise.
25954 (merge_alias_info): Do nothing for now.
25955 (propagate_tree_value_into_stmt): Adjust.
25956 (stmt_may_generate_copy): Likewise.
25957 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
25958 not mark symbols for renaming.
25959 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
25960 with the same statement, make sure to update the new pointed-to one.
25961 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
25962 call statements, do not mark symbols for renaming.
25963 (mark_operand_necessary): Dump something.
25964 (ref_may_be_aliased): New function.
25965 (mark_aliased_reaching_defs_necessary_1): New helper function.
25966 (mark_aliased_reaching_defs_necessary): Likewise.
25967 (mark_all_reaching_defs_necessary_1): Likewise.
25968 (mark_all_reaching_defs_necessary): Likewise.
25969 (propagate_necessity): Do not process virtual PHIs. For
25970 non-aliased loads mark all reaching definitions as necessary.
25971 For aliased loads and stores mark the immediate dominating
25972 aliased clobbers as necessary.
25973 (visited): New global static.
25974 (perform_tree_ssa_dce): Free visited bitmap after propagating
25976 (remove_dead_phis): Perform simple dead virtual PHI removal.
25977 (remove_dead_stmt): Properly unlink virtual operands when
25979 (eliminate_unnecessary_stmts): Schedule PHI removal after
25981 * tree-ssa-ter.c (is_replaceable_p): Adjust.
25982 (process_replaceable): Likewise.
25983 (find_replaceable_in_bb): Likewise.
25984 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
25985 based on the single gimple vop.
25986 (verify_flow_insensitive_alias_info): Remove.
25987 (verify_flow_sensitive_alias_info): Likewise.
25988 (verify_call_clobbering): Likewise.
25989 (verify_memory_partitions): Likewise.
25990 (verify_alias_info): Likewise.
25991 (verify_ssa): Adjust..
25992 (execute_update_addresses_taken): Export. Update SSA
25993 manually. Optimize only when optimizing. Use a local bitmap.
25994 (pass_update_address_taken): Remove TODO_update_ssa, add
25996 (pass_update_address_taken): Just use TODO_update_address_taken.
25997 (init_tree_ssa): Do not initialize addressable_vars.
25998 (verify_ssa): Verify new VUSE / VDEF properties.
25999 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
26000 Do not call verify_alias_info.
26001 (delete_tree_ssa): Clear the VUSE, VDEF operands.
26002 Do not free the loaded and stored syms bitmaps. Reset the escaped
26003 and callused solutions. Do not free addressable_vars.
26004 Remove memory-tag related code.
26005 (warn_uninitialized_var): Aliases are always available.
26006 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
26007 * lambda-code.c (can_put_in_inner_loop): Adjust.
26008 (can_put_after_inner_loop): Likewise.
26009 (perfect_nestify): Likewise.
26010 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
26011 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
26012 (vectorizable_conversion): Do not mark symbols for renaming.
26013 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
26014 (expand_call_inline): Unlink the calls virtual operands before
26016 (tree_function_versioning): Do not call update_ssa if we are not
26017 updating clones. Simplify.
26018 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
26019 (propagate_with_phi): Likewise..
26020 * tree-outof-ssa.c (create_temp): Remove memory tag and call
26021 clobber code. Assert we are not aliased or global.
26022 * tree-flow.h: Include tree-ssa-alias.h
26023 (enum escape_type): Remove.
26024 (struct mem_sym_stats_d): Likewise.
26025 (struct mem_ref_stats_d): Likewise.
26026 (struct gimple_df): Add vop member. Remove global_var,
26027 call_clobbered_vars, call_used_vars, addressable_vars,
26028 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
26029 escaped and callused members.
26030 (struct ptr_info_def): Remove all members, add points-to solution
26032 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
26033 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
26034 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
26035 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
26036 (tree-ssa-alias.o): Likewise.
26037 (toplev.o): Add tree-ssa-alias.h
26038 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
26039 * gimple.c (gimple_set_bb): Fix off-by-one error.
26040 (is_gimple_reg): Do not handle memory tags.
26041 (gimple_copy): Also copy virtual operands.
26042 Delay updating the statement. Do not reset loaded and stored syms.
26043 (gimple_set_stored_syms): Remove.
26044 (gimple_set_loaded_syms): Likewise.
26045 (gimple_call_copy_skip_args): Copy the virtual operands
26046 and mark the new statement modified.
26047 * tree-ssa-structalias.c (may_alias_p): Remove.
26048 (set_uids_in_ptset): Take the alias set to prune with as
26049 parameter. Fold in the alias test of may_alias_p.
26050 (compute_points_to_sets): Compute whether a ptr is dereferenced
26051 in a local sbitmap.
26052 (process_constraint): Deal with &ANYTHING on the lhs, reject all
26053 other ADDRESSOF constraints on the lhs.
26054 (get_constraint_for_component_ref): Assert that we don't get
26055 ADDRESSOF constraints from the base of the reference.
26056 Properly generate UNKNOWN_OFFSET for DEREF if needed.
26057 (struct variable_info): Remove collapsed_to member.
26058 (get_varinfo_fc): Remove.
26059 (new_var_info): Do not set collapsed_to.
26060 (dump_constraint): Do not follow cycles.
26061 (dump_constraint_graph): Likewise.
26062 (build_pred_graph): Likewise.
26063 (build_succ_graph): Likewise.
26064 (rewrite_constraints): Likewise.
26065 (do_simple_structure_copy): Remove.
26066 (do_rhs_deref_structure_copy): Remove.
26067 (do_lhs_deref_structure_copy): Remove.
26068 (collapse_rest_of_var): Remove.
26069 (do_structure_copy): Re-implement.
26070 (pta_stats): New global variable.
26071 (dump_pta_stats): New function.
26072 (struct constraint_expr): Make offset signed.
26073 (UNKNOWN_OFFSET): Define special value.
26074 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
26075 (solution_set_expand): New helper function split out from ...
26076 (do_sd_constraint): ... here.
26077 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
26078 (do_ds_constraint): Likewise.
26079 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
26080 and CALLUSED = *CALLUSED.
26081 (set_union_with_increment): Make inc argument signed.
26082 (type_safe): Remove.
26083 (get_constraint_for_ptr_offset): Handle unknown and negative
26085 (first_vi_for_offset): Handle offsets before start. Bail
26086 out early for offsets beyond the variable extent.
26087 (first_or_preceding_vi_for_offset): New function.
26088 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
26089 Together with ESCAPED = *ESCAPED this properly computes reachability.
26090 (find_what_var_points_to): New function.
26091 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
26092 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
26093 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
26094 pt_solutions_intersect): New functions.
26095 (compute_call_used_vars): Remove.
26096 (compute_may_aliases): New main entry into PTA computation.
26097 * gimple.h (gimple_p): New typedef.
26098 (struct gimple_statement_base): Remove references_memory_p.
26099 (struct gimple_statement_with_memory_ops_base): Remove
26100 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
26102 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
26103 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
26104 gimple_set_references_memory): Remove.
26105 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
26106 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
26108 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
26109 (verify_expr): Allow RESULT_DECL.
26110 (gimple_duplicate_bb): Do not copy virtual operands.
26111 (gimple_duplicate_sese_region): Adjust.
26112 (gimple_duplicate_sese_tail): Likewise.
26113 (mark_virtual_ops_in_region): Remove.
26114 (move_sese_region_to_fn): Do not call it.
26115 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
26116 and pass_simple_dse.
26117 (execute_function_todo): Handle TODO_update_address_taken,
26118 call execute_update_addresses_taken for TODO_rebuild_alias.
26119 (execute_todo): Adjust.
26120 (execute_one_pass): Init dump files early.
26121 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
26123 (create_general_new_stmt): Clear vops.
26124 * tree-ssa-reassoc.c (get_rank): Adjust.
26125 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
26126 symbols for renaming.
26127 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
26128 (PARAM_AVG_ALIASED_VOPS): Likewise.
26129 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
26130 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
26131 * tree-ssa-operands.c: Simplify for new virtual operand representation.
26132 (operand_build_cmp, copy_virtual_operands,
26133 create_ssa_artificial_load_stmt, add_to_addressable_set,
26134 gimple_add_to_addresses_taken): Remove public functions.
26135 (unlink_stmt_vdef): New function.
26137 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26139 * config.gcc (powerpc-*-linux*): Merge variants.
26141 2009-04-02 Chao-ying Fu <fu@mips.com>
26142 James Grosbach <james.grosbach@microchip.com>
26144 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
26145 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
26147 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
26148 keep_interrupts_masked_p, use_debug_exception_return_p.
26149 (mips_attribute_table): Add interrupt, use_shadow_register_set,
26150 keep_interrupts_masked, use_debug_exception_return.
26151 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
26152 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
26154 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
26155 (mips_print_operand): Process COP0 registers to print $0 .. $31
26156 correctly for GAS to process.
26157 (mips_interrupt_extra_call_saved_reg_p): New function.
26158 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
26160 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
26161 (mips_compute_frame_info): Add supports for interrupt context that
26162 includes doubleword accumulators and COP0 registers.
26163 (mips_for_each_saved_acc): New function.
26164 (mips_for_each_saved_gpr_and_fpr): Change the function name from
26165 mips_for_each_saved_reg.
26166 (mips_save_reg): Save accumulators.
26167 (mips_kernel_reg_p): A new for_each_rtx callback.
26168 (mips_expand_prologue): Support interrupt handlers.
26169 (mips_restore_reg): Restore accumulators.
26170 (mips_expand_epilogue): Support interrupt handlers.
26171 (mips_can_use_return_insn): Return false for interrupt handlers.
26172 (mips_epilogue_uses): New function.
26173 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
26174 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
26175 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
26176 cop0_move): New instructions.
26177 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
26178 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
26180 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
26182 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
26183 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
26184 interrupt handlers, we use K0 as the temporary register.
26185 (EPILOGUE_USES): Change to a function call.
26186 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
26187 handlers, we use K0 as the temporary register.
26189 * doc/extend.texi (Function Attributes): Document interrupt,
26190 use_shadow_register_set, keep_interrupts_masked,
26191 use_debug_exception_return for MIPS attributes.
26193 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26195 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
26196 Remove a number of t-files from tmake_file.
26197 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
26198 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
26199 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
26200 target_prototype, not TARGET_PROTOTYPE.
26201 (LINK_OS_GNU_SPEC): Define.
26202 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
26203 and darwin-ldoubdle.c.
26205 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
26208 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
26209 (cpp_options): Ditto.
26210 (default_compilers): Ditto.
26211 (display_help): Ditto.
26212 (process_command): Ditto.
26213 (do_spec_1): Ditto.
26214 (set_input): Use lbasename instead of duplicate code.
26215 (save_temps_prefix): New static for -save-temps=obj.
26216 (save_temps_length): Ditto.
26218 * doc/invoke.texi (-save-temps=obj): Document new variant to
26219 -save-temps switch.
26221 2009-04-02 Jeff Law <law@redhat.com>
26223 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
26226 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
26228 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
26229 * configure: Regenerated.
26231 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26233 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
26234 share the argument list.
26236 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26240 2009-02-12 Diego Novillo <dnovillo@google.com>
26242 * varpool.c (debug_varpool): New.
26243 * cgraph.h (debug_varpool): Declare.
26245 2009-04-02 Jan Hubicka <jh@suse.cz>
26247 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
26250 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
26252 * config/i386/i386.c (ix86_abi): Move initialization to ...
26253 (override_options): Here.
26255 2009-04-02 Christian Bruel <christian.bruel@st.com>
26257 * config/sh/sh.c (sh_dwarf_register_span): New function.
26258 (TARGET_DWARF_REGISTER_SPAN): Define.
26259 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
26261 2009-04-02 Ira Rosen <irar@il.ibm.com>
26263 PR tree-optimization/39595
26264 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
26265 interleaved loads group is not greater than the SLP group size.
26267 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26269 * builtins.c (is_builtin_name): New.
26270 (called_as_built_in): Use is_builtin_name.
26271 * tree.h (is_builtin_name): New.
26272 * varasm.c (incorporeal_function_p): Use is_builtin_name
26274 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
26276 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
26278 2009-04-02 Dodji Seketeli <dodji@redhat.com>
26281 * c-decl.c (clone_underlying_type): Move this ...
26282 * c-common.c (set_underlying_type): ... here.
26283 Also, make sure the function properly sets TYPE_STUB_DECL() on
26284 the newly created typedef variant type.
26285 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
26286 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
26289 2009-04-02 Richard Guenther <rguenther@suse.de>
26291 PR tree-optimization/37221
26292 * tree-flow.h (degenerate_phi_result): Declare.
26293 * tree-ssa-dom.c (degenerate_phi_result): Export.
26294 * tree-scalar-evolution.c (analyze_initial_condition): If
26295 the initial condition is defined by a degenerate PHI node
26296 use the degenerate value.
26298 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
26300 PR rtl-optimization/39588
26301 * combine.c (merge_outer_ops): Do not set the constant when this
26303 (simplify_shift_const_1): Do not modify it either in this case.
26305 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
26307 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
26308 tuning is deprecated if -mtune value is set to an Itanium1 variant.
26310 2009-04-01 Janis Johnson <janis187@us.ibm.com>
26313 * c-lex.c (interpret_float): Default (no suffix) is double.
26315 2009-04-1 Xinliang David Li <davidxl@google.com>
26317 * config/i386/i386.c (legitimate_constant_p): Recognize
26318 all one vector constant.
26320 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26322 * config/vax/vax.c: Add #includes to silence warnings.
26323 Change #include order to silence two warnings.
26325 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26327 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
26328 (ASM_SPEC): Pass -k to the assembler for PIC code.
26330 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26332 * config.gcc: Add vax-*-linux* to the switch.
26333 * config/vax/linux.h: New file. (TARGET_VERSION,
26334 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
26336 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26338 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
26339 Use predicate macros instead of GET_CODE() == foo.
26340 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
26341 ashlsi3, rotrsi3, <unnamed>): Likewise.
26343 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26345 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
26346 jbbccihi, jbbccisi): Remova trailing whitespace.
26347 * config/vax/constraints.md: Likewise.
26348 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
26349 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
26350 * config/vax/predicates.md: Likewise.
26351 * config/vax/vax.c (print_operand_address, vax_output_int_move,
26352 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
26353 * config/vax/vax.h: Likewise.
26354 * config/vax/vax.md (nonlocal_goto): Likewise.
26356 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26358 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
26359 (indirectable_address_p, adjacent_operands_p): Add spaces around
26361 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
26363 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26365 * config/vax/vax.c (legitimate_constant_address_p,
26366 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
26367 index_term_p, reg_plus_index_p, legitimate_address_p,
26368 vax_mode_dependent_address_p): Update comments to match functions
26369 modified by the recent int->bool conversion.
26371 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26373 * config/vax/builtins.md: Update copyright message.
26374 * config/vax/constraints.md: Likewise.
26375 * config/vax/netbsd-elf.h: Likewise.
26376 * config/vax/predicates.md: Likewise.
26377 * config/vax/vax-protos.h: Likewise.
26378 * config/vax/vax.c: Likewise.
26379 * config/vax/vax.h: Likewise.
26380 * config/vax/vax.md: Likewise.
26381 * config/vax/vax.opt: Likewise.
26383 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26385 * config/vax/builtins.md (ffssi2, ffssi2_internal,
26386 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
26387 * config/vax/constraints.md (B, R): Likewise.
26388 * config/vax/predicates.md (external_memory_operand,
26389 nonimmediate_addsub_di_operand): Likewise.
26390 * config/vax/vax.c (vax_output_int_add): Likewise.
26391 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
26392 untyped_call): Likewise.
26394 2009-04-01 Matt Thomas <matt@3am-software.com>
26396 * config/vax/predicates.md: New file.
26397 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
26398 external_const_operand, nonsymbolic_operand, external_memory_operand,
26399 indirect_memory_operand, indexed_memory_operand,
26400 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
26401 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
26403 * config/vax/constraints.md: New file.
26404 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
26406 * config/vax/builtins.md: New file.
26407 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
26408 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
26410 * config/vax/vax.opt (mqmath): Add option.
26411 * config/vax/vax.md (isfx): Extend with DI.
26412 (VAXintQH, VAXintQHSD): Define.
26413 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
26414 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
26415 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
26416 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
26417 (movdi): Update constraints and use vax_output_int_move().
26418 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
26419 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
26420 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
26421 nonlocal_goto): New.
26422 (mov<mode>): Extend accepted operand types.
26423 (subdi3_old): Rename from subdi3, change update constraints and use
26424 a new implementation.
26425 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
26426 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
26427 MOVE_RATIO, CLEAR_RATIO): Define.
26428 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
26429 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
26430 (PRINT_OPERAND): Redefine using a function instead of inlined code.
26431 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
26432 (split_quadword_operands): Make static and really allow variable
26434 (print_operand_address): Update for PIC generation.
26435 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
26436 indexable_address_p, fixup_mathdi_operand,
26437 vax_expand_addsub_di_operands, adjacent_operands_p): New.
26438 (vax_float_literal, legitimate_constant_p,
26439 indirectable_constant_address_p, index_term_p,
26440 reg_plus_index_p): Return bool instead of int.
26441 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
26443 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
26445 (vax_output_conditional_branch): Indent.
26446 (legitimate_constant_address_p, indirectable_constant_address_p,
26447 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
26448 vax_mode_dependent_address_p): Return bool instead of int, update for
26450 * config/vax/vax-protos.h (legitimate_constant_address_p,
26451 legitimate_constant_p, legitimate_address_p,
26452 vax_mode_dependent_address_p): Change declaration to bool.
26453 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
26454 vax_expand_addsub_di_operands, vax_output_int_subtract,
26455 vax_output_movmemsi): Declare.
26456 (split_quadword_operands, vax_float_literal): Delete declaration.
26457 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
26458 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
26459 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
26460 ASM_OUTPUT_DWARF_PCREL): Define.
26461 (ASM_SPEC): Change definition to allow PIC generation.
26463 2009-04-01 Steve Ellcey <sje@cup.hp.com>
26465 * doc/sourcebuild.texi: Update front-end requirements.
26467 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26470 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
26471 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
26472 (booldi3_internal3): Use boolean_or_operator instead of
26475 2009-04-01 Joseph Myers <joseph@codesourcery.com>
26478 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
26479 declarator whose size is not an integer constant expression but
26480 folds to an integer constant, then treat it as a constant
26483 2009-04-01 Richard Guenther <rguenther@suse.de>
26485 * fold-const.c (fold_plusminus_mult_expr): Do not fold
26486 i * 4 + 2 to (i * 2 + 1) * 2.
26488 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26491 * c-parser.c (c_parser_asm_statement): Skip until close paren and
26492 return if c_parser_asm_string_literal returned NULL.
26494 2009-04-01 Nick Clifton <nickc@redhat.com>
26496 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
26498 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
26499 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
26500 other typedefs to avoid conflicts with libgcc2.c. Define labels
26501 to gain 16-bit bit-manipulation functions from libgcc2.c and then
26503 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
26504 to gain 16-bit trapping arithmetic functions from libgcc2.c and
26507 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
26509 * varasm.c (default_function_rodata_section): Declare DOT as
26512 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
26513 Andrey Galkin <agalkin@hypercom.com>
26516 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
26517 Make object_name unique for each process.
26519 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26522 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
26523 addressable variables in the parallel that could go out of scope while
26524 running queued tasks.
26526 2009-04-01 Anatoly Sokolov <aesok@post.ru>
26528 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
26529 (CASE_VALUES_THRESHOLD): Redefine.
26530 * config/avr/avr.c (avr_override_options): Remove initialization of
26531 avr_case_values_threshold variable.
26532 (avr_case_values_threshold): Remove variable. Add new function.
26533 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
26534 * config/avr/avr.opt (mno-tablejump): Remove option.
26535 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
26537 2009-04-01 DJ Delorie <dj@redhat.com>
26539 * varasm.c (default_function_rodata_section): Don't assume
26540 anything about where the first '.' in the section name is.
26542 2009-04-01 Alan Modra <amodra@bigpond.net.au>
26544 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
26545 rs6000_emit_stack_tie.
26547 2009-03-31 Ian Lance Taylor <iant@google.com>
26549 * tree-eh.c (tree_remove_unreachable_handlers): Compare
26550 gimple_code with GIMPLE_RESX, not RESX.
26552 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26554 * c-common.c (c_get_ident): New.
26555 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
26557 2009-04-01 Ben Elliston <bje@au.ibm.com>
26559 * config/rs6000/sysv4.opt (msdata): Improve option description.
26561 2009-03-31 Steve Ellcey <sje@cup.hp.com>
26563 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
26564 (divdf3_internal_lat): Remove.
26565 (divxf3_internal_lat): Remove.
26566 (divxf3_internal_thr): Remove.
26567 (divxf): Use divxf3_internal.
26568 * config/ia64/div.md (divsf3_internal_lat): New.
26569 (divdf3_internal_lat): New.
26570 (divxf3_internal): New.
26572 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26575 * Makefile.in (USE_GCC_STDINT): Define.
26576 (stmp-int-hdrs): Install stdint.h if applicable.
26577 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
26579 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
26580 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
26581 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
26582 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26583 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26584 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26585 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26586 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26587 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
26588 (c_common_nodes_and_builtins): Initialize
26589 underlying_wchar_type_node. Do not initialize
26590 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
26591 nodes for new types.
26592 (c_stddef_cpp_builtins): Define macros for new types.
26593 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
26595 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
26596 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
26597 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
26598 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
26599 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
26600 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
26601 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
26602 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
26603 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
26604 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
26605 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
26606 int16_type_node, int32_type_node, int64_type_node,
26607 uint8_type_node, uint16_type_node, c_uint32_type_node,
26608 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
26609 int_least32_type_node, int_least64_type_node,
26610 uint_least8_type_node, uint_least16_type_node,
26611 uint_least32_type_node, uint_least64_type_node,
26612 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
26613 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
26614 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
26615 uintptr_type_node): Define.
26616 * c-cppbuiltin.c (builtin_define_constants,
26617 builtin_define_type_minmax): New.
26618 (builtin_define_stdint_macros): Define more macros.
26619 (c_cpp_builtins): Define more limit macros.
26620 (type_suffix): New.
26621 (builtin_define_type_max): Define in terms of
26622 builtin_define_type_minmax. Remove is_long parameter. All
26624 * config.gcc (use_gcc_stdint): Define.
26625 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
26626 Add newlib-stdint.h for generic targets.
26627 * config/glibc-stdint.h, config/newlib-stdint.h,
26628 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
26629 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
26630 * config/score/score.h (UINTPTR_TYPE): Define.
26631 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
26632 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
26633 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26634 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26635 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26636 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26637 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26638 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
26639 * config/spu/spu.h (STDINT_LONG32): Define.
26640 * configure.ac (use_gcc_stdint): Substitute.
26641 * configure: Regenerate.
26642 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
26643 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
26644 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
26645 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
26646 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
26647 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
26648 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
26649 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
26650 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
26651 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
26652 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
26653 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
26654 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
26655 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
26656 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
26657 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
26658 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
26659 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
26660 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
26661 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
26662 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
26663 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
26664 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
26665 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26666 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26667 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26668 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26669 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26670 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
26672 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
26674 * loop-iv.c (suitable_set_for_replacement): Renamed from
26675 simplify_using_assignment; changed to return bool and to accept new
26676 args DEST and SRC. Return true iff we find a source/destination pair
26677 that can be used to make a replacement, and fill SRC and DEST if so.
26678 Remove arg ALTERED. Don't deal with altered regs here. All callers
26680 (simplify_using_initial_values): Deal with altered regs here and track
26681 more precisely the effect they have on the validity of our expression.
26683 * loop-iv.c (simplify_using_condition): A condition of the form
26684 (EQ REG CONST) can be used to simply make a substitution.
26685 (simplify_using_initial_values): Keep track of conditions we have seen
26686 and keep using them to simplify new expressions, while applying the
26687 same substitutions to them as to the expression.
26689 * simplify-rtx.c (simplify_relational_operation_1): Simplify
26690 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
26693 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
26694 changed. Use this when trying to improve the upper bound.
26695 Generate the comparison by using simplify_gen_relational.
26697 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
26699 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
26701 (simplify_using_assignment, simplify_using_initial_values): Call
26702 replace_in_expr to make replacements. Call replace_single_def_regs
26703 once on the initial version of the expression.
26705 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26708 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
26710 2009-03-31 Richard Guenther <rguenther@suse.de>
26712 PR middle-end/31029
26713 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
26714 equality comparisons. Fold C - X CMP X if C % 2 == 1.
26716 2009-03-31 Richard Guenther <rguenther@suse.de>
26718 * tree.h (div_if_zero_remainder): Declare.
26719 * fold-const.c (div_if_zero_remainder): Export.
26720 * tree-ssa-forwprop.c
26721 (forward_propagate_addr_into_variable_array_index): Handle
26722 constant array index addition outside of the variable index.
26724 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26727 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
26728 define_splits, floatunssi<mode>2): Require x87 conversions from
26729 DImode to be permitted.
26731 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26733 PR preprocessor/15638
26734 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
26736 2009-03-31 Richard Guenther <rguenther@suse.de>
26738 PR middle-end/23401
26739 PR middle-end/27810
26740 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
26741 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
26742 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
26743 a separate statement.
26744 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
26745 (lookup_tmp_var): Likewise.
26746 (is_gimple_formal_tmp_or_call_rhs): Remove.
26747 (is_gimple_reg_or_call_rhs): Rename to ...
26748 (is_gimple_reg_rhs_or_call): ... this.
26749 (is_gimple_mem_or_call_rhs): Rename to ...
26750 (is_gimple_mem_rhs_or_call): ... this.
26751 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
26752 DECL_GIMPLE_REG_P only if is_formal is true.
26753 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
26754 for non-proper post-modify expression gimplification.
26755 (gimplify_self_mod_expr): For post-modify expressions gimplify
26756 the lvalue to a minimal lvalue.
26757 (rhs_predicate_for): Remove formal temp case.
26758 (gimplify_modify_expr_rhs): Likewise.
26759 (gimplify_addr_expr): Use is_gimple_reg.
26760 (gimplify_expr): Remove formal temp cases.
26761 (gimple_regimplify_operands): Likewise.
26762 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
26763 and FILTER_EXPR like constants.
26764 * gimple.c (walk_gimple_op): Fix val_only initialization, use
26766 (is_gimple_formal_tmp_rhs): Remove.
26767 (is_gimple_reg_rhs): Remove special casing.
26768 (is_gimple_mem_rhs): Fix.
26769 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
26770 (is_gimple_formal_tmp_var): Remove.
26771 (is_gimple_formal_tmp_reg): Likewise.
26772 (is_gimple_min_lval): Allow invariant component ref parts.
26773 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
26774 is_gimple_formal_tmp_reg): Remove declarations.
26775 * tree-cfg.c (verify_expr): Verify that variables with address
26776 taken do not have DECL_GIMPLE_REG_P set.
26777 * tree-mudflap.c (mf_build_check_statement_for): Use
26778 force_gimple_operand instead of gimplify_expr.
26780 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
26782 * modulo-sched.c (sms_schedule_by_order): Pass the actual
26783 schedulable rows to compute_split_row.
26785 2009-03-31 Ben Elliston <bje@au.ibm.com>
26788 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
26791 2009-03-31 Alan Modra <amodra@bigpond.net.au>
26793 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
26794 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
26795 * configure: Regenerate.
26796 * config.in: Regenerate.
26797 * config/rs6000/rs6000.opt (mtls-markers): Add.
26798 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
26799 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
26800 (tls_ld_aix, tls_ld_sysv): Likewise.
26801 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
26802 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
26804 2009-03-31 Alan Modra <amodra@bigpond.net.au>
26806 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
26808 2009-03-30 Jan Hubicka <jh@suse.cz>
26810 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
26812 (tree_remove_unreachable_handlers): Cleanup EH predecestor
26813 detection and label handling.
26815 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26817 * ira-int.h (ira_allocno): Rename left_conflicts_num to
26818 left_conflicts_size.
26819 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
26820 ALLOCNO_LEFT_CONFLICTS_SIZE.
26822 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
26823 remove_allocno_from_bucket_and_push,
26824 allocno_spill_priority_compare, push_allocnos_to_stack,
26825 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
26826 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
26827 (setup_allocno_left_conflicts_num): Ditto. Rename to
26828 setup_allocno_left_conflicts_size.
26829 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
26830 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
26831 setup_allocno_left_conflicts_size instead of
26832 setup_allocno_left_conflicts_num.
26834 * ira-build.c (ira_create_allocno): Use
26835 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
26836 ALLOCNO_LEFT_CONFLICTS_NUM.
26838 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26840 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
26841 instead of DF_LR_OUT.
26843 * ira-lives.c (process_bb_node_lives): Ditto.
26845 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
26846 instead of DF_LR_{OUT,IN}.
26848 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
26850 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
26852 2009-03-30 Jan Hubicka <jh@suse.cz>
26854 * except.c (label_to_region_map): Fix thinko.
26856 2009-03-30 Steve Ellcey <sje@cup.hp.com>
26858 PR middle-end/38237
26859 * tree.h (tree_find_value): New declaration.
26860 * tree.c (tree_find_value): New function.
26861 * varasm.c (assemble_external): Avoid duplicate entries on lists.
26863 2009-03-30 Jakub Jelinek <jakub@redhat.com>
26866 * c-decl.c (struct c_binding): Add locus field.
26867 (bind): Add locus argument, set locus field from it.
26868 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
26869 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
26870 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
26871 implicitly_declare, undeclared_variable, lookup_label,
26872 declare_label, c_make_fname_decl, c_builtin_function,
26873 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
26876 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
26879 * config/i386/i386.c (classify_argument): Check total size of
26882 2009-03-30 Martin Jambor <mjambor@suse.cz>
26884 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
26885 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
26886 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
26889 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
26890 seen_variable_array_ref while also traversing a union.
26892 * tree-inline.c (optimize_inline_calls): Do not call
26893 cgraph_node_remove_callees.
26894 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
26895 (pass_remove_cgraph_callee_edges): New variable.
26896 * passes.c (init_optimization_passes): Add
26897 pass_remove_cgraph_callee_edges after early inlining and before all
26898 late intraprocedural passes.
26900 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
26902 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26904 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
26905 Fix typos in names.
26907 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26909 * combine.c (simplify_comparison): Use have_insn_for.
26910 * dojump.c (do_jump): Likewise.
26912 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26914 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
26915 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
26916 sparc_compare_op0 like sparc_compare_emitted used to be handled.
26917 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
26918 instead of sparc_compare_emitted.
26919 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
26920 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
26921 instead of sparc_compare_emitted.
26923 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26925 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
26926 enter/exit cfglayout mode.
26927 (pass_partition_block): Require it.
26928 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
26929 (combine_instructions): Track basic blocks instead of labels.
26930 (update_cfg_for_uncondjump): New.
26931 (try_combine): Use it. Update jumps after rescanning.
26932 (pass_combine): Require PROP_cfglayout.
26933 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
26935 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26937 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
26938 Provide/destroy PROP_cfglayout respectively.
26939 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
26940 * tree-pass.h (PROP_cfglayout): New.
26942 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26944 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
26945 fold_convert_const_fixed_from_fixed,
26946 fold_convert_const_fixed_from_int,
26947 fold_convert_const_fixed_from_real, fold_negate_const): Do not
26948 set TREE_CONSTANT_OVERFLOW.
26949 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
26950 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
26952 2009-03-30 Ira Rosen <irar@il.ibm.com>
26954 * tree-vect-loop-manip.c: New file.
26955 * tree-vectorizer.c: Update documentation and included files.
26956 (vect_loop_location): Make extern.
26957 (rename_use_op): Move to tree-vect-loop-manip.c
26958 (rename_variables_in_bb, rename_variables_in_loop,
26959 slpeel_update_phis_for_duplicate_loop,
26960 slpeel_update_phi_nodes_for_guard1,
26961 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
26962 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
26963 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
26964 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
26965 find_loop_location): Likewise.
26966 (new_stmt_vec_info): Move to tree-vect-stmts.c.
26967 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
26968 get_vectype_for_scalar_type, vect_is_simple_use,
26969 supportable_widening_operation, supportable_narrowing_operation):
26971 (bb_in_loop_p): Move to tree-vect-loop.c.
26972 (new_loop_vec_info, destroy_loop_vec_info,
26973 reduction_code_for_scalar_code, report_vect_op,
26974 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
26975 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
26976 (vect_supportable_dr_alignment): Likewise.
26977 * tree-vectorizer.h (tree-data-ref.h): Include.
26978 (vect_loop_location): Declare.
26979 Reorganize function declarations according to the new file structure.
26980 * tree-vect-loop.c: New file.
26981 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
26982 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
26983 * tree-vect-data-refs.c: New file.
26984 * tree-vect-patterns.c (timevar.h): Don't include.
26985 * tree-vect-stmts.c: New file.
26986 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
26987 tree-vect-slp.c, tree-vect-loop.c.
26988 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
26989 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
26990 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
26991 (tree-vect-analyze.o): Remove.
26992 (tree-vect-transform.o): Likewise.
26993 (tree-vect-data-refs.o): Add rule.
26994 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
26995 tree-vect-slp.o): Likewise.
26996 (tree-vect-patterns.o): Remove redundant dependencies.
26997 (tree-vectorizer.o): Likewise.
26998 * tree-vect-slp.c: New file.
27000 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27002 * optc-gen.awk: Warn if an option flag has multiple different
27005 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
27007 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
27008 -floop-block): Document dependences on PPL, CLooG and Graphite.
27010 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27012 PR rtl-optimization/323
27013 * c-common.c (c_fully_fold, convert_and_check,
27014 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
27015 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
27016 * c-common.def (EXCESS_PRECISION_EXPR): New.
27017 * c-cppbuiltin.c (builtin_define_float_constants): Define
27018 constants with enough digits for long double.
27019 * c-lex.c (interpret_float): Interpret constant with excess
27020 precision where appropriate.
27021 * c-opts.c (c_common_post_options): Set
27022 flag_excess_precision_cmdline. Give an error for
27023 -fexcess-precision=standard for C++ for processors where the
27024 option is significant.
27025 * c-parser.c (c_parser_conditional_expression): Handle excess
27026 precision in condition.
27027 * c-typeck.c (convert_arguments): Handle arguments with excess
27029 (build_unary_op): Move excess precision outside operation.
27030 (build_conditional_expr): Likewise.
27031 (build_compound_expr): Likewise.
27032 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
27033 (build_modify_expr): Handle excess precision in RHS.
27034 (convert_for_assignment): Handle excess precision in converted
27036 (digest_init, output_init_element, process_init_element): Handle
27037 excess precision in initializer.
27038 (c_finish_return): Handle excess precision in return value.
27039 (build_binary_op): Handle excess precision in operands and add
27040 excess precision as needed for operation.
27041 * common.opt (-fexcess-precision=): New option.
27042 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
27043 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
27044 For standard excess precision, output explicit conversion to and
27045 truncation from XFmode.
27046 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
27047 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
27048 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
27049 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
27050 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
27051 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
27052 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
27053 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
27054 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
27055 define_splits, sqrt<mode>2): Disable where appropriate for
27056 standard excess precision.
27057 * convert.c (convert_to_real): Do not shorten arithmetic to type
27058 for which excess precision would be used.
27059 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
27060 * doc/invoke.texi (-fexcess-precision=): Document option.
27061 (-mfpmath=): Correct index entry.
27062 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
27063 flag_excess_precision): New.
27064 * langhooks.c (lhd_post_options): Set
27065 flag_excess_precision_cmdline.
27066 * opts.c (common_handle_option): Handle -fexcess-precision=.
27067 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
27068 init_excess_precision): New.
27069 (lang_dependent_init_target): Call init_excess_precision.
27070 * tree.c (excess_precision_type): New.
27071 * tree.h (excess_precision_type): Declare.
27073 2009-03-30 Joseph Myers <joseph@codesourcery.com>
27076 * c-typeck.c (build_component_ref): Do not copy qualifiers from
27077 non-lvalue to component.
27079 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27081 PR preprocessor/34695
27082 * Makefile.in (c-opts.o): Depend on c-tree.h.
27083 * c-common.c: Move down include of diagnostic.h.
27084 (done_lexing, c_cpp_error): New.
27085 * c-common.h (done_lexing): Declare.
27086 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
27088 * c-opts.c: Include c-tree.h.
27089 (c_common_init_options): Set preprocessor error callback.
27090 (c_common_handle_option): Do not set preprocessor
27091 inhibit_warnings, warnings_are_errors, warn_system_headers,
27092 pedantic_errors or inhibit_warnings flags.
27093 (c_common_post_options): Do not check cpp_errors (parse_in).
27094 (c_common_finish): Do not output dependencies if there were
27095 errors. Do not check return value of cpp_finish.
27096 * c-ppoutput.c (pp_file_change): Set input_location.
27097 * c-tree.h (c_cpp_error): Declare.
27098 * diagnostic.c (diagnostic_set_info_translated): Also initialize
27100 (diagnostic_build_prefix): Check override_column.
27101 * diagnostic.h (diagnostic_info): Add override_column field.
27102 (diagnostic_override_column): Define.
27104 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
27106 * c-common.c (c_expand_expr, c_staticp): Remove.
27107 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
27108 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
27109 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
27110 * c-gimplify.c (gimplify_compound_literal_expr,
27111 optimize_compound_literals_in_ctor): Remove.
27112 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
27113 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
27114 * c-semantics.c (emit_local_var): Remove.
27116 * langhooks-def.h (lhd_expand_expr): Remove.
27117 * langhooks.c (lhd_expand_expr): Remove.
27118 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
27120 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
27121 handling from c-semantics.c; don't call into langhook.
27122 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
27123 * gimplify.c (gimplify_compound_literal_expr,
27124 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
27125 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
27126 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
27127 as was done in c-gimplify.c.
27128 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
27129 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
27130 Move from c-common.h.
27131 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
27133 * tree.c (staticp): Do not call langhook.
27134 * langhooks.c (lhd_staticp): Delete.
27135 * langhooks-def.h (lhd_staticp): Delete prototype.
27136 (LANG_HOOKS_STATICP): Delete.
27137 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
27139 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
27140 instead of DECL_STMTs.
27142 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27150 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
27152 (fold_call_expr): Return a NOP_EXPR from folding rather than the
27153 contained expression.
27154 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
27155 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
27156 conditional expressions for C.
27157 (decl_constant_value_for_optimization): Move from
27158 decl_constant_value_for_broken_optimization in c-typeck.c. Check
27159 whether optimizing and that the expression is a VAR_DECL not of
27160 array type instead of doing such checks in the caller. Do not
27161 check pedantic. Call gcc_unreachable for C++.
27162 * c-common.def (C_MAYBE_CONST_EXPR): New.
27163 * c-common.h (c_fully_fold, c_save_expr,
27164 decl_constant_value_for_optimization): New prototypes.
27165 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
27166 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
27167 EXPR_INT_CONST_OPERANDS): Define.
27168 * c-convert.c (convert): Strip nops from expression.
27169 * c-decl.c (groktypename): Take extra parameters expr and
27170 expr_const_operands. Update call to grokdeclarator.
27171 (start_decl): Update call to grokdeclarator. Add statement for
27172 expressions used in type of decl.
27173 (grokparm): Update call to grokdeclarator.
27174 (push_parm_decl): Update call to grokdeclarator.
27175 (build_compound_literal): Add parameter non_const and build a
27176 C_MAYBE_COSNT_EXPR if applicable.
27177 (grokdeclarator): Take extra parameters expr and
27178 expr_const_operands. Track expressions used in declaration
27179 specifiers and declarators. Fold array sizes and track whether
27180 they are constant expressions and whether they are integer
27181 constant expressions.
27182 (parser_xref_tag): Set expr and expr_const_operands fields in
27184 (grokfield): Update call to grokdeclarator.
27185 (start_function): Update call to grokdeclarator.
27186 (build_null_declspecs): Set expr and expr_const_operands fields in
27188 (declspecs_add_type): Handle expressions in typeof specifiers.
27189 * c-parser.c (c_parser_declspecs): Set expr and
27190 expr_const_operands fields for declaration specifiers.
27191 (c_parser_enum_specifier): Likewise.
27192 (c_parser_struct_or_union_specifier): Likewise.
27193 (c_parser_typeof_specifier): Likewise. Update call to
27194 groktypename. Fold expression as needed. Return expressions with
27195 type instead of adding statements.
27196 (c_parser_attributes): Update calls to c_parser_expr_list.
27197 (c_parser_statement_after_labels): Fold expression before passing
27198 to objc_build_throw_stmt.
27199 (c_parser_condition): Fold expression.
27200 (c_parser_asm_operands): Fold expression.
27201 (c_parser_conditional_expression): Use c_save_expr. Update call
27202 to build_conditional_expr.
27203 (c_parser_alignof_expression): Update call to groktypename.
27204 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
27205 original_code. Fold expression argument of va_arg. Create
27206 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
27207 argument to va_arg. Update calls to groktypename. Fold array
27208 index for offsetof. Verify that first argument to
27209 __builtin_choose_expr has integer type.
27210 (c_parser_postfix_expression_after_paren_type): Update calls to
27211 groktypename and build_compound_literal. Handle expressions with
27212 side effects in type name.
27213 (c_parser_postfix_expression_after_primary): Update call to
27214 c_parser_expr_list. Set original_code for calls to
27215 __builtin_constant_p.
27216 (c_parser_expr_list): Take extra parameter fold_p. Fold
27217 expressions if requested.
27218 (c_parser_objc_type_name): Update call to groktypename.
27219 (c_parser_objc_synchronized_statement): Fold expression.
27220 (c_parser_objc_receiver): Fold expression.
27221 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
27222 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
27223 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
27224 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
27225 (struct c_typespec): Add elements expr and expr_const_operands.
27226 (struct c_declspecs): Add elements expr and expr_const_operands.
27227 (groktypename, build_conditional_expr, build_compound_literal):
27229 (in_late_binary_op): Declare.
27230 * c-typeck.c (note_integer_operands): New function.
27231 (in_late_binary_op): New variable.
27232 (decl_constant_value_for_broken_optimization): Move to c-common.c
27233 and rename to decl_constant_value_for_optimization.
27234 (default_function_array_conversion): Do not strip nops.
27235 (default_conversion): Do not call
27236 decl_constant_value_for_broken_optimization.
27237 (build_array_ref): Do not fold result.
27238 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
27239 result when operand is a VLA.
27240 (c_expr_sizeof_type): Update call to groktypename. Handle
27241 expressions included in type name. Use C_MAYBE_CONST_EXPR for
27242 result when operand names a VLA type.
27243 (build_function_call): Update call to build_compound_literal.
27244 Only fold result for calls to __builtin_* functions. Strip
27245 NOP_EXPR from INTEGER_CST returned from such functions. Fold
27246 the function designator.
27247 (convert_arguments): Fold arguments. Update call to
27248 convert_for_assignment.
27249 (build_unary_op): Handle increment and decrement of
27250 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
27251 decrement earlier. Fold operand of increment and decrement.
27252 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
27253 built for integer operand. Wrap returns that are INTEGER_CSTs
27254 without being integer constant expressions or that have integer
27255 constant operands without being INTEGER_CSTs.
27256 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
27257 (build_conditional_expr): Add operand ifexp_bcp. Track whether
27258 result is an integer constant expression or can be used in
27259 unevaluated parts of one and avoid folding and wrap as
27260 appropriate. Fold operands before possibly doing -Wsign-compare
27262 (build_compound_expr): Wrap result for C99 if operands can be used
27263 in integer constant expressions.
27264 (build_c_cast): Update call to digest_init. Do not ignore
27265 overflow from casting floating-point constants to integers. Wrap
27266 results that could be confused with integer constant expressions,
27267 null pointer constants or floating-point constants.
27268 (c_cast_expr): Update call to groktypename. Handle expressions
27269 included in type name.
27270 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
27271 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
27272 Update calls to convert_for_assignment.
27273 (convert_for_assignment): Take new parameter
27274 null_pointer_constant. Do not strip nops or call
27275 decl_constant_value_for_broken_optimization. Set
27276 in_late_binary_op for conversions to boolean.
27277 (store_init_value): Update call to digest_init.
27278 (digest_init): Take new parameter null_pointer_constant. Do not
27279 call decl_constant_value_for_broken_optimization. pedwarn for
27280 initializers not constant expressions. Update calls to
27281 convert_for_assignment.
27282 (constructor_nonconst): New.
27283 (struct constructor_stack): Add nonconst element.
27284 (really_start_incremental_init, push_init_level, pop_init_level):
27285 Handle constructor_nonconst and nonconst element.
27286 (set_init_index): Call constant_expression_warning for array
27288 (output_init_element): Fold value. Set constructor_nonconst as
27289 applicable. pedwarn for initializers not constant expressions.
27290 Update call to digest_init. Call constant_expression_warning
27291 where constant initializers are required.
27292 (process_init_element): Use c_save_expr.
27293 (c_finish_goto_ptr): Fold expression.
27294 (c_finish_return): Fold return value. Update call to
27295 convert_for_assignment.
27296 (c_start_case): Fold switch expression.
27297 (c_process_expr_stmt): Fold expression.
27298 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
27299 ensure statement expression is not evaluated in constant expression.
27300 (build_binary_op): Track whether results are integer constant
27301 expressions or may occur in such, disable folding and wrap results
27302 as applicable. Fold operands for -Wsign-compare warnings unless
27304 (c_objc_common_truthvalue_conversion): Handle results folded to
27305 integer constants that are not integer constant expressions.
27306 * doc/extend.texi: Document when typeof operands are evaluated,
27307 that condition of __builtin_choose_expr is an integer constant
27308 expression, and more about use of __builtin_constant_p in
27311 2009-03-29 Richard Guenther <rguenther@suse.de>
27313 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
27314 propagate addresses of array references.
27316 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
27318 * regmove.c (perhaps_ends_bb_p): Remove.
27319 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
27320 from INSN and check that the main loop stays within that basic block.
27321 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
27322 (regmove_forward_pass): Split out from regmove_optimize. Use
27323 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
27324 (regmove_backward_pass): Split out from regmove_optimize. Use
27325 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
27326 (regmove_optimize): Simplify.
27328 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
27331 * config/i386/i386.c (classify_argument): Ignore flexible array
27332 member in struct and warn ABI change.
27334 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
27336 * config/i386/i386-protos.h (ix86_agi_dependent): New.
27338 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
27339 (ix86_adjust_cost): Updated.
27341 2009-03-29 Jan Hubicka <jh@suse.cz>
27343 PR middle-end/28850
27344 * tree-pass.h (pass_cleanup_eh): New function.
27345 (remove_unreachable_regions): Break code handling RTL
27346 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
27347 that can not be reached by runtime.
27348 (can_be_reached_by_runtime): New function.
27349 (label_to_region_map): New function.
27350 (num_eh_regions): New function.
27351 (rtl_remove_unreachable_regions): New function.
27352 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
27353 (remove_eh_region): New function.
27354 * except.h: Include sbitmap and vecprim.
27355 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
27356 num_eh_regions): Declare.
27357 * passes.c (init_optimization_passes): Schedule cleanup_eh.
27358 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
27359 * tree-eh.c (tree_remove_unreachable_handlers): New function.
27360 (tree_empty_eh_handler_p): New function.
27361 (cleanup_empty_eh): New function.
27362 (cleanup_eh): New function.
27363 (pass_cleanup_eh): New function.
27365 2009-03-29 Jan Hubicka <jh@suse.cz>
27367 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
27368 for removed regions.
27370 2009-03-29 Jan Hubicka <jh@suse.cz>
27372 * except.c (dump_eh_tree): Dump all datastructures.
27374 2009-03-29 Jan Hubicka <jh@suse.cz>
27376 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
27377 (duplicate_eh_regions_1): Likewise.
27378 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
27379 vector; call EH verification.
27380 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
27381 Be ready for region being removed.
27383 2009-03-29 Jan Hubicka <jh@suse.cz>
27385 * bitmap.c (bitmap_last_set_bit): New function.
27386 * bitmap.h (bitmap_last_set_bit): Declare.
27388 2009-03-29 David Ayers <ayers@fsfe.org>
27391 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
27392 by calling objc_compare_types and surpress warnings about
27393 incompatible C pointers that are compatible ObjC pointers.
27395 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
27397 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
27398 call initialize_inline_failed.
27399 (initialize_inline_failed): Move it from here ...
27400 * cgraph.c (initialize_inline_failed): ... to here.
27401 (cgraph_create_edge): Call initialize_inline_failed rather than
27402 setting inline_failed directly.
27404 2009-03-29 Ben Elliston <bje@au.ibm.com>
27407 * sysv4.opt (msdata): Improve comment.
27408 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
27409 * sysv4.h (SVR4_ASM_SPEC): Likewise.
27411 2009-03-29 Ben Elliston <bje@au.ibm.com>
27414 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
27415 load and store attributes.
27417 2009-03-29 Ben Elliston <bje@au.ibm.com>
27419 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
27420 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
27421 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
27422 * doc/extend.texi (X86 Built-in Functions): Add index entries for
27423 __builtin_infq and __builtin_huge_valq.
27425 2009-03-28 Anatoly Sokolov <aesok@post.ru>
27427 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
27429 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27430 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
27432 2009-03-28 Xinliang David Li <davidxl@google.com>
27434 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
27435 (do_dbg_cnt): New function.
27437 2009-03-28 Jan Hubicka <jh@suse.cz>
27439 Merge from pretty-ipa:
27441 2009-03-27 Jan Hubicka <jh@suse.cz>
27443 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
27444 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
27445 * passes.c (function_called_by_processed_nodes_p): New.
27446 * ipa-pure-const.c (check_call): Fix handling of operands.
27447 (analyze_function): Dump debug output for skipped bodies.
27448 (local_pure_const): Use function_called_by_processed_nodes_p.
27449 * dwarf2out.c (reference_to_unused): Use output.
27450 * passes.c (do_per_function_toporder): Likewise.
27452 2008-11-12 Jan Hubicka <jh@suse.cz>
27454 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
27455 * ipa-pure-const.c (funct_state_d): Add can throw field; make
27456 state_set_in_source enum
27457 (check_decl): Ignore memory tags; do not set fake looping flags;
27459 (check_operand, check_tree, check_rhs_var, check_lhs_var,
27460 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
27461 (check_call, analyze_function): Rewrite.
27463 (add_new_function): Update call of analyze_function.
27464 (generate_summary): Add call of analyze_function.
27465 (propagate): Propagate can_throw; handle state_set_in_source correctly.
27466 (local_pure_const): New function.
27467 (pass_local_pure_const): New pass.
27468 * ipa-inline.c (inline_transform): Set after_inlining.
27469 * tree-eh.c (stmt_can_throw_external): New.
27470 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
27471 work with aliasing built.
27472 * tree-flow.h (stmt_can_throw_external): New.
27473 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
27474 and local pure/const pass in early and late optimization queue.
27476 2009-03-28 Martin Jambor <mjambor@suse.cz>
27478 * fold-const.c (get_pointer_modulus_and_residue): New parameter
27480 (fold_binary): Allow function decl aligment consideration is the
27481 second argument is integer constant one.
27482 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
27483 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
27484 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
27486 2009-03-28 Jan Hubicka <jh@suse.cz>
27488 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
27489 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
27490 * function.h (rtl_data): Add nothrow flag.
27491 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
27492 set DECL_NOTHROW for AVAILABLE functions.
27494 2009-03-28 Jakub Jelinek <jakub@redhat.com>
27496 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
27497 following vector keyword has expansion starting with pixel or bool
27498 keyword, expand vector to __vector and pixel or bool to __pixel or
27502 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
27503 warn_if_disallowed_function_p): Removed.
27504 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
27505 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
27506 warning_if_disallowed_function_p.
27507 * flags.h (warn_if_disallowed_function_p,
27508 warn_disallowed_functions): Removed.
27509 * common.opt (Wdisallowed-function-list=): Removed.
27510 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
27512 2009-03-28 Richard Guenther <rguenther@suse.de>
27514 PR tree-optimization/38723
27515 * tree-ssa-pre.c (compute_avail): Add all default definitions to
27518 2009-03-28 Jan Hubicka <jh@suse.cz>
27520 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
27521 test introduced by my previous patch.
27523 2009-03-28 Richard Guenther <rguenther@suse.de>
27525 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
27526 the PHIs value undefined.
27528 2009-03-28 Jan Hubicka <jh@suse.cz>
27530 * tree-pass.h (pass_fixup_cfg): New pass.
27531 * ipa-inline.c (inline_transform): Set
27532 always_inline_functions_inlined/after_inlining.
27533 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
27534 (pass_fixup_cfg): New pass.
27535 * passes.c (init_optimization_passes): Add fixup_cfg.
27537 2009-03-28 Richard Guenther <rguenther@suse.de>
27539 PR tree-optimization/38458
27540 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
27541 argument use the arguments copy-of value.
27543 2009-03-28 Richard Guenther <rguenther@suse.de>
27545 PR tree-optimization/38180
27546 * tree-ssa-ccp.c (get_default_value): Simplify.
27547 (likely_value): Likewise.
27548 (surely_varying_stmt_p): Properly handle VOP case.
27549 (ccp_initialize): Likewise.
27550 (ccp_fold): Handle propagating through *&.
27551 (fold_const_aggregate_ref): Also handle decls.
27553 2009-03-28 Jan Hubicka <jh@suse.cz>
27555 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
27556 * cgraph.h (cgraph_node): Likewise.
27557 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
27558 (cgraph_reset_node): Use process flag.
27559 (cgraph_mark_functions_to_output): Likewise.
27560 (cgraph_expand_function): Likewise.
27561 (cgraph_expand_all_functions): Likewise.
27562 (cgraph_output_in_order): Likewise.
27563 * dwarf2out.c (reference_to_unused): Likewise.
27564 * passes.c do_per_function_toporder): Likewise.
27566 2009-03-28 Jan Hubicka <jh@suse.cz>
27568 Bring from lto-branch:
27570 2008-09-03 Doug Kwan <dougkwan@google.com>
27572 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
27573 enums instead of reason strings.
27574 * cgraph.c (cgraph_create_edge): Same.
27575 (cgraph_inline_failed_string): New function.
27576 * cgraph.h (cgraph_inline_failed_t): New enum type.
27577 (cgraph_inline_failed_string): New prototype.
27578 (struct cgraph_edge): Change type of INLINED_FAILED from constant
27579 char pointer to cgraph_inline_failed_t.
27580 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
27581 (cgraph_default_inline_p): Ditto.
27582 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
27583 to cgraph_inline_failed_t pointer.
27584 * cif-code.def: New file.
27585 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
27587 (cgraph_check_inline_limits): Change type of REASON to pointer to
27588 cgraph_inline_failed_t. Replace reason strings with enums.
27589 (cgraph_default_inline_p): Ditto.
27590 (cgraph_recursive_inlining_p): Ditto.
27591 (update_caller_keys): Change type of FAILED_REASON to
27592 cgraph_inline_failed_t.
27593 (cgraph_set_inline_failed): Change type of REASON to pointer to
27594 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
27595 convert enums to strings for text output.
27596 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
27597 to be of type cgraph_inline_failed_t. Replace reason strings with
27598 enums. Call cgraph_inline_failed_string to covert enums
27599 to strings for text output.
27600 (cgraph_decide_inlining): Replace reason strings with enums.
27601 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
27602 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
27604 * tree-inline.c (expand_call_inline): Change type of REASON
27605 to cgraph_inline_failed_t. Replace reason strings with enums.
27606 Call cgraph_inline_failed_string for text output.
27607 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
27610 2009-03-28 Jan Hubicka <jh@suse.cz>
27612 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
27613 cgraph_clone_node): Remove master clone handling.
27614 (cgraph_is_master_clone, cgraph_master_clone): Remove.
27615 * cgraph.h (master_clone): Remove.
27616 (cgraph_is_master_clone, cgraph_master_clone): Remove.
27617 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
27618 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
27620 2009-03-28 Jan Hubicka <jh@suse.cz>
27622 * cgraph.c (cgraph_function_body_availability): Functions declared
27623 inline are always safe to assume that it is not going to be replaced.
27625 2009-03-28 Richard Guenther <rguenther@suse.de>
27627 PR tree-optimization/38513
27628 * tree-ssa-pre.c (eliminate): Remove redundant stores.
27629 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
27630 EXC_PTR_EXPR and FILTER_EXPR.
27631 (get_ref_from_reference_ops): Likewise.
27633 2009-03-28 Richard Guenther <rguenther@suse.de>
27635 PR tree-optimization/38968
27636 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
27637 Use FLOOR_MOD_EXPR to compute misalignment.
27639 2009-03-28 Richard Guenther <rguenther@suse.de>
27641 PR tree-optimization/37795
27642 * tree.h (combine_comparisons): Declare.
27643 * fold-const.c (combine_comparisons): Export.
27644 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
27646 (ifcombine_iforif): Use combine_comparisons.
27648 2009-03-28 Jan Hubicka <jh@suse.cz>
27650 * tree-eh.c (inlinable_call_p): New function.
27651 (make_eh_edges): Use it.
27652 (verify_eh_edges): Use it.
27653 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
27654 * except.c (reachable_next_level): Add inlinable_function argument
27655 (sjlj_find_directly_reachable_regions): Update.
27656 (add_reachable_handler): Do not set saw_any_handlers.
27657 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
27658 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
27659 Add new inlinable call parameter.
27660 (can_throw_internal, can_throw_external): Update.
27661 * except.h (can_throw_internal_1, can_throw_external_1,
27662 foreach_reachable_handler): Update declaration.
27664 2009-03-28 Joseph Myers <joseph@codesourcery.com>
27666 * config/arm/t-arm-coff, config/h8300/coff.h,
27667 config/i386/i386-aout.h, config/i386/i386-coff.h,
27668 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
27669 config/pdp11/2bsd.h, config/rs6000/aix41.h,
27670 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
27671 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
27672 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
27673 sys-types.h: Remove.
27674 * Makefile.in: Remove protoize and fixproto support and references
27676 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
27677 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
27679 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
27680 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
27681 unprotoize$(exeext).
27682 (rest.encap): Don't depend on $(STMP_FIXPROTO)
27683 (.PHONY): Don't depend on proto.
27684 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
27685 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
27686 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
27687 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
27688 build/gen-protos.o, build/scan.o, xsys-protos.h,
27689 build/fix-header$(build_exeext), build/fix-header.o,
27690 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
27691 stmp-install-fixproto): Remove.
27692 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
27693 SYSCALLS.c or fixproto files.
27694 (install-common): Don't install protoize.
27695 (install-headers-tar, install-headers-cpio, install-headers-cp):
27696 Don't depend on $(STMP_FIXPROTO).
27697 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
27698 install fixproto files or write out fixproto settings.
27699 (uninstall): Don't uninstall protoize.
27700 * config.gcc (use_fixproto): Remove.
27701 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
27702 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
27703 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
27704 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
27705 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
27706 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
27707 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
27708 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
27709 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
27710 * config/t-vxworks (STMP_FIXPROTO): Remove.
27711 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
27712 STMP_FIXPROTO): Remove.
27713 * config.in, configure: Regenerate.
27714 * crtstuff.c (gid_t, uid_t): Don't undefine.
27715 * doc/install.texi: Change m68k-coff to m68k-elf in example.
27716 (arm-*-coff, arm-*-aout: Remove target entries.
27717 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
27718 Remove mention of AIX 4.1.
27719 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
27720 * doc/invoke.texi (Running Protoize): Remove.
27721 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
27722 (Protoize Caveats): Remove.
27723 * tsystem.h: Update comments on headers assumed to exist.
27725 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
27727 * genautomata.c: Add a new year to the copyright. Add a new
27729 (struct insn_reserv_decl): Add comments for member bypass_list.
27730 (find_bypass): Remove.
27731 (insert_bypass): New.
27732 (process_decls): Use insert_bypass.
27733 (output_internal_insn_latency_func): Output all bypasses with the
27734 same input insn in one switch case.
27736 * rtl.def (define_bypass): Describe bypass choice.
27737 * doc/md.texi (define_bypass): Ditto.
27739 2009-03-27 Richard Guenther <rguenther@suse.de>
27741 * gimplify.c (mark_addressable): Export.
27742 * tree-flow.h (mark_addressable): Declare.
27743 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
27744 * tree-ssa.c (verify_phi_args): Verify that address taken
27745 variables have TREE_ADDRESSABLE set.
27747 2009-03-27 Richard Guenther <rguenther@suse.de>
27749 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
27750 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
27751 Do not mark decls TREE_ADDRESSABLE.
27752 (build_fold_addr_expr): Adjust.
27753 (fold_addr_expr): Remove.
27754 (fold_unary): Use build_fold_addr_expr.
27755 (fold_comparison): Likewise.
27756 (split_address_to_core_and_offset): Likewise.
27757 * coverage.c (tree_coverage_counter_addr): Mark the array decl
27759 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
27760 (gimplify_modify_expr_to_memcpy): Mark source and destination
27762 * omp-low.c (create_omp_child_function): Mark the object decl
27764 (lower_rec_input_clauses): Mark the var we take the address of
27766 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
27768 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27770 PR middle-end/39315
27771 * cfgexpand.c (expand_one_stack_var_at): Change alignment
27772 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
27774 2009-03-27 Richard Guenther <rguenther@suse.de>
27776 PR tree-optimization/39120
27777 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
27779 (handle_lhs_call): Process return constraints. Add escape
27780 constraints if necessary.
27781 (handle_const_call): Fill out return constraints. Make nested
27782 case more precise. Avoid consttmp if possible.
27783 (handle_pure_call): Fill out return constraints. Avoid
27784 callused if possible.
27785 (find_func_aliases): Simplify call handling.
27787 2009-03-27 Richard Guenther <rguenther@suse.de>
27789 PR tree-optimization/39120
27790 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
27791 as a representative.
27792 (solve_graph): Do propagate CALLUSED.
27793 (handle_pure_call): Use a scalar constraint from CALLUSED for
27795 (find_what_p_points_to): CALLUSED shall not appear in poins-to
27798 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27801 * c-common.c (handle_aligned_attribute): Properly check alignment
27802 overflow. Use (1U << i) instead of (1 << i).
27804 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
27806 * expr.h (get_mem_align_offset): Updated.
27808 * tree.h (tree_decl_common): Change align to "unsigned int" and
27809 move it before pointer_alias_set.
27811 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27812 Jakub Jelinek <jakub@redhat.com>
27815 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
27816 gr_register_operand with gr_reg_or_0_operand.
27817 (cmpxchg_rel_di): Likewise.
27818 (sync_lock_test_and_set<mode>): Likewise.
27820 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27822 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
27823 (true_regnum): Likewise.
27825 * rtlanal.c (subreg_info): Moved to ...
27826 * rtl.h (subreg_info): Here. New.
27827 (subreg_get_info): New.
27829 * rtlanal.c (subreg_get_info): Make it extern.
27831 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27834 * config/i386/i386.c (ix86_abi): New.
27835 (override_options): Handle -mabi=.
27836 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
27837 (ix86_call_abi_override): Likewise.
27838 (init_cumulative_args): Likewise.
27839 (function_arg_advance): Likewise.
27840 (function_arg_64): Likewise.
27841 (function_arg): Likewise.
27842 (ix86_pass_by_reference): Likewise.
27843 (ix86_function_value_regno_p): Likewise.
27844 (ix86_build_builtin_va_list_abi): Likewise.
27845 (setup_incoming_varargs_64): Likewise.
27846 (is_va_list_char_pointer): Likewise.
27847 (ix86_init_machine_status): Likewise.
27848 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
27849 (ix86_function_type_abi): Return enum calling_abi. Rewrite
27850 for 64bit. Replace DEFAULT_ABI with ix86_abi.
27851 (ix86_function_abi): Make it static and return enum calling_abi.
27852 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
27854 (ix86_fn_abi_va_list): Updated.
27856 * config/i386/i386.h (ix86_abi): New.
27857 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
27858 (CONDITIONAL_REGISTER_USAGE): Likewise.
27859 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
27860 (machine_function): Likewise.
27862 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
27864 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
27865 (STACK_BOUNDARY): Likewise.
27866 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
27868 * config/i386/i386.opt (mabi=): New.
27870 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
27871 return enum calling_abi.
27872 (ix86_function_type_abi): Likewise.
27873 (ix86_function_abi): Removed.
27875 * doc/invoke.texi: Document -mabi= option for x86.
27877 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27879 * builtins.c (real_dconstp): Delete.
27880 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
27882 2009-03-27 Dodji Seketeli <dodji@redhat.com>
27883 Jakub Jelinek <jakub@redhat.com>
27886 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
27887 (gen_subprogram_die): When a function is explicit, generate the
27888 DW_AT_explicit attribute.
27889 * langhooks.h (struct lang_hooks_for_decls): Add
27890 function_decl_explicit_p langhook.
27891 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
27892 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
27894 2009-03-27 Jakub Jelinek <jakub@redhat.com>
27896 * builtins.c (fold_builtin_memory_op): Optimize memmove
27897 into memcpy if we can prove source and destination don't overlap.
27899 * tree-inline.c: Include gt-tree-inline.h.
27900 (clone_fn_id_num): New variable.
27901 (clone_function_name): New function.
27902 (tree_function_versioning): Use it.
27903 * Makefile.in (GTFILES): Add tree-inline.c.
27905 2009-03-27 Mark Mitchell <mark@codesourcery.com>
27907 * BASE-VER: Change to 4.5.0.
27909 2009-03-27 Xinliang David Li <davidxl@google.com>
27911 PR tree-optimization/39557
27912 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
27914 2009-03-27 Xinliang David Li <davidxl@google.com>
27916 PR tree-optimization/39548
27917 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
27920 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27922 * c-common.c (pointer_int_sum): Use %wd on return from
27925 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27927 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
27928 on return from tree_low_cst.
27930 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
27933 * ginclude/stdarg.h (va_copy): Define also for
27934 __GXX_EXPERIMENTAL_CXX0X__.
27936 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27939 * builtins.h (c_strlen): Do not warn here.
27940 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
27941 * c-common.c (pointer_int_sum): Take an explicit location.
27942 Warn about offsets out of bounds.
27943 * c-common.h (pointer_int_sum): Adjust declaration.
27945 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27947 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
27950 2009-03-26 Jakub Jelinek <jakub@redhat.com>
27953 * opts.c (warn_if_disallowed_function_p): Don't assume
27954 get_callee_fndecl must return non-NULL.
27956 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
27958 PR rtl-optimization/39522
27959 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
27960 when reg_reloaded_valid is set.
27962 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27964 * config/spu/divv2df3.c: New file.
27965 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
27966 (DPBIT_FUNCS): Filter out _div_df.
27968 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
27970 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
27971 a jump insn, count that jump in the distance to the loop start.
27973 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
27976 * config/sh/sh.c (calc_live_regs): Fix condition for global
27977 registers except PIC_OFFSET_TABLE_REGNUM.
27979 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
27982 * doc/invoke.texi (-mconsole): New.
27984 (-mno-cygwin): New.
27986 (-mnop-fun-dllimport): New.
27990 (sub section "i386 and x86-64 Windows Options"): New.
27992 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
27994 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
27995 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
27997 2009-03-25 Richard Guenther <rguenther@suse.de>
27999 PR middle-end/39497
28000 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
28003 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
28005 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
28006 neither of haifa/selective schedulers are working.
28008 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28010 * doc/invoke.texi (Debugging Options): Fix description of
28011 -fno-merge-debug-strings.
28013 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
28015 * config/cris/libgcc.ver: New version-script.
28016 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
28018 * configure.ac <GAS features, nop mnemonic>: Add pattern
28019 crisv32-*-* for "nop".
28020 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
28021 * configure: Regenerate.
28023 2009-03-24 Ira Rosen <irar@il.ibm.com>
28025 PR tree-optimization/39529
28026 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
28027 mark_sym_for_renaming for the tag copied to the new vector
28030 2009-03-24 Arthur Loiret <aloiret@debian.org>
28032 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
28033 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
28034 EXTRA_SPEC_FUNCTIONS.
28035 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
28036 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
28037 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
28038 -march and -mtune options.
28040 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
28042 * config/m68k/t-rtems: Add m5329 multilib.
28044 2009-03-24 Dodji Seketeli <dodji@redhat.com>
28045 Jakub Jelinek <jakub@redhat.com>
28048 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
28051 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28054 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
28055 instead of c_parser_expression_conv, if original_code isn't one of the
28056 4 allowed comparison codes, fail.
28058 2009-03-23 Richard Guenther <rguenther@suse.de>
28060 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
28061 * tree.h (struct tree_type): Likewise.
28062 * reload.h (struct insn_chain): Likewise.
28063 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
28064 * function.h (struct function): Likewise.
28065 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
28067 2009-03-23 Jakub Jelinek <jakub@redhat.com>
28069 PR tree-optimization/39516
28070 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
28072 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
28074 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
28075 should be set true if BITS_PER_WORD of target is bigger than 32
28077 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
28079 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
28080 Translate -B-options to -rpath-link. Correct existing
28081 rpath-link and conditionalize on !nostdlib.
28083 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28085 * doc/extend.texi (Function Attributes, Variable Attributes):
28087 * doc/invoke.texi (Debugging Options, Optimize Options)
28088 (i386 and x86-64 Options, MCore Options): Likewise.
28090 2009-03-20 Jakub Jelinek <jakub@redhat.com>
28093 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
28094 it for block local namespace aliases.
28095 (gen_decl_die): Pass context_die to gen_namespace_die.
28097 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28100 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
28101 minimum or maximum value.
28103 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
28105 * reginfo.c (globalize_reg): Recompute derived reg sets.
28107 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
28110 * libgcc2.c (mprotect): Do not use signed arguments for
28111 VirtualProtect, use DWORD arguments. Also fix the 'may
28112 be used uninitialized' warning for the np variable.
28114 2009-03-19 Jakub Jelinek <jakub@redhat.com>
28117 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
28118 functions using regparm calling conventions when not optimizing.
28119 (ix86_function_sseregparm): Similarly for sseregparm calling
28122 2009-03-19 Li Feng <nemokingdom@gmail.com>
28124 PR middle-end/39500
28125 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
28126 dependence if the first conflict is after niter iterations.
28128 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
28130 PR middle-end/38609
28131 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
28132 functions with dynamic stack-pointer adjustments.
28134 2009-03-19 Ben Elliston <bje@au.ibm.com>
28136 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
28137 option; change to -msdata=data.
28139 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28141 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
28144 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
28147 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
28149 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
28151 * doc/invoke.texi (Code Gen Options): Expand discussion of
28154 2009-03-18 Jakub Jelinek <jakub@redhat.com>
28156 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
28157 * matrix-reorg.c (struct matrix_info): Likewise.
28158 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
28159 * rtl.h (struct mem_attrs): Likewise.
28160 * df.h (struct df): Likewise.
28161 * tree-data-ref.h (struct data_dependence_relation): Likewise.
28162 * ira-int.h (struct ira_allocno): Likewise.
28163 * df-scan.c (struct df_collection_rec): Likewise.
28164 * ira.c (struct equivalence): Likewise.
28165 * function.c (struct temp_slot): Likewise.
28166 * cfgloop.h (struct loop): Likewise.
28169 * function.c (use_register_for_decl): When not optimizing, disregard
28170 register keyword for variables with types containing methods.
28172 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
28174 PR middle-end/39447
28175 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
28176 (is_simple_operand): Call contains_component_ref_p before calling data
28177 reference analysis that would fail on COMPONENT_REFs.
28179 * tree-vrp.c (search_for_addr_array): Fix formatting.
28181 2009-03-18 Richard Guenther <rguenther@suse.de>
28183 * tree-vect-transform.c (vect_loop_versioning): Fold the
28184 generated comparisons.
28185 * tree-vectorizer.c (set_prologue_iterations): Likewise.
28186 (slpeel_tree_peel_loop_to_edge): Likewise.
28188 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28190 PR middle-end/37805
28191 * opts.c (print_specific_help): In addition to `undocumented',
28192 accept `separate' and `joined' flags if passed alone. Describe
28193 output by the first matched one of those.
28194 (common_handle_option): Skip over empty strings.
28195 * gcc.c (display_help): Fix help string for `--help='.
28196 * doc/invoke.texi (Option Summary, Overall Options): With
28197 `--help=', classes and qualifiers can both be repeated, but
28198 only the latter can be negated. One should not pass only
28199 negated qualifiers. Fix markup and examples.
28202 2008-10-14 Jakub Jelinek <jakub@redhat.com>
28203 PR middle-end/37805
28204 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
28205 and -fhelp=separate.
28207 2009-03-17 Jing Yu <jingyu@google.com>
28209 PR middle-end/39378
28210 * function.h (struct rtl_data): Move is_thunk from here...
28211 (struct function): ...to here.
28212 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
28213 * varasm.c (assemble_start_function): Change is_thunk from crtl to
28215 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
28217 (alpha_does_function_need_gp, alpha_start_function): Likewise.
28218 (alpha_output_function_end_prologue): Likewise.
28219 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
28220 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
28221 (rs6000_output_function_epilogue): Likewise.
28222 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
28224 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
28227 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
28228 from different units in a single alternative.
28229 (*truncdfsf_i387): Ditto.
28230 (*truncxfsf2_mixed): Ditto.
28231 (*truncxfdf2_mixed): Ditto.
28233 2009-03-17 Jakub Jelinek <jakub@redhat.com>
28235 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
28236 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
28239 * tree-ssa-live.c (remove_unused_locals): Don't remove local
28240 unused non-artificial variables when not optimizing.
28243 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
28244 DW_TAG_imported_module even if decl is IMPORTED_DECL with
28245 NAMESPACE_DECL in its DECL_INITIAL.
28247 PR middle-end/39443
28248 * optabs.c (set_user_assembler_libfunc): New function.
28249 * expr.h (set_user_assembler_libfunc): New prototype.
28250 * c-common.c: Include libfuncs.h.
28251 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
28252 for memcmp, memset, memcpy, memmove and abort.
28253 * Makefile.in (c-common.o): Depend on libfuncs.h.
28256 * dwarf2out.c (gen_inlined_enumeration_type_die,
28257 gen_inlined_structure_type_die, gen_inlined_union_type_die,
28258 gen_tagged_type_instantiation_die): Removed.
28259 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
28262 2009-03-17 Janis Johnson <janis187@us.ibm.com>
28265 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
28267 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
28268 (check-parallel-%): Ditto.
28269 (check-consistency): Ditto.
28271 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
28273 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
28274 local variable rhs by NULL_TREE.
28276 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28279 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
28281 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28284 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
28286 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28289 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
28290 for ms->sysv ABI calls only in 64bit mode.
28292 * config/i386/i386.md (untyped_call): Support 32bit.
28294 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
28296 * doc/extend.texi: Replace x86_65 with x86_64.
28298 2009-03-16 Jakub Jelinek <jakub@redhat.com>
28300 PR tree-optimization/39455
28301 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
28302 mismatches for POINTER_TYPE_P (type).
28303 (number_of_iterations_le): Likewise.
28305 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28307 * config/picochip/picochip.c: Removed profiling support.
28308 * config/picochip/picochip.md: Removed profiling instruction.
28309 * config/picochip/picochip.h: Removed profiling builtin.
28311 2009-03-16 Joseph Myers <joseph@codesourcery.com>
28313 * doc/install.texi (--with-host-libstdcxx): Document.
28315 2009-03-14 Anatoly Sokolov <aesok@post.ru>
28318 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
28319 generate a warning if the function name does not begin with
28320 "__vector" and the function has either the 'signal' or 'interrupt'
28321 attribute, from here to ...
28322 (avr_declare_function_name): ...here. New function.
28323 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
28324 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
28326 2009-03-14 Jakub Jelinek <jakub@redhat.com>
28329 * cse.c (fold_rtx): Don't modify original const_arg1 when
28330 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
28331 separate variable instead.
28332 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
28333 from out of range shift counts.
28334 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
28336 2009-03-13 Catherine Moore <clm@codesourcery.com>
28338 * config/i386/x-mingw32 (host-mingw32.o): Replace
28339 diagnostic.h with $(DIAGNOSTIC_H).
28341 2009-03-12 Jakub Jelinek <jakub@redhat.com>
28344 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
28346 * config/i386/sync.md (sync_compare_and_swap<mode>,
28347 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
28348 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
28350 (sync_double_compare_and_swapdi_pic,
28351 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
28352 cmpxchg8b_pic_memory_operand instead of just memory_operand.
28354 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28357 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
28359 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28362 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
28363 (avx_addsubv4df3): Likewise.
28364 (*avx_addsubv4sf3): Likewise.
28365 (sse3_addsubv4sf3): Likewise.
28367 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28370 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
28372 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
28375 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
28376 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
28377 registers for allocnos created from user-defined variables.
28379 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28382 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
28383 of non-integer mode as well.
28385 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
28387 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
28388 for functions for which the parameter types are unknown.
28390 2009-03-11 Jakub Jelinek <jakub@redhat.com>
28393 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
28394 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
28395 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
28396 * config/i386/i386.c (ix86_local_alignment): For
28397 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
28398 long long variables on the stack to avoid dynamic realignment.
28399 Allow the first argument to be a decl rather than type.
28400 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
28402 2009-03-11 Nick Clifton <nickc@redhat.com>
28405 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
28407 Add description to mno-lsim option.
28408 * config/mcore/mcore.h: Remove comment about deprecated m4align
28410 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
28411 * doc/invoke.texi: Add description of mno-lsim and
28412 mstack-increment options.
28414 * config/fr30/fr30.opt: Document the -mno-lsim option.
28415 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
28416 and -mno-lsim options.
28418 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28420 * fold-const.c (fold_comparison): Only call fold_inf_compare
28421 if the mode supports infinities.
28423 2009-03-11 Jason Merrill <jason@redhat.com>
28426 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
28427 end already did. Notice GIMPLE_CALL modifications of the result.
28428 Don't copy debug information from an ignored decl or a decl from
28431 2009-03-10 Richard Guenther <rguenther@suse.de>
28432 Nathan Froyd <froydnj@codesourcery.com>
28434 PR middle-end/37850
28435 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
28436 (__divMODE3): Likewise.
28438 2009-03-09 Jakub Jelinek <jakub@redhat.com>
28440 PR tree-optimization/39394
28441 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
28442 DECL_SIZE_UNIT of variable length FIELD_DECLs.
28444 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28446 * recog.c (verfiy_changes): Disallow renaming of hard regs in
28447 inline asms for register asm ("") declarations.
28449 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
28451 * fold-const.c (fold_unary): Fix comment.
28453 2009-03-07 Jan Hubicka <jh@suse.cz>
28456 * tree-inline.c (setup_one_parameter): Do replacement of const
28457 argument by constant in SSA form.
28459 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28461 PR middle-end/38028
28462 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
28463 determine alignment passed to assign_stack_local.
28464 (assign_parms_unsplit_complex): Likewise.
28465 * except.c (sjlj_build_landing_pads): Likewise.
28467 2009-03-06 Jakub Jelinek <jakub@redhat.com>
28469 PR middle-end/39360
28470 * tree-flow.h (add_referenced_var): Return bool instead of void.
28471 * tree-dfa.c (add_referenced_var): Return result of
28472 referenced_var_check_and_insert call.
28473 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
28474 of referenced_var_check_and_insert.
28477 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
28478 (gen_variable_die): Emit DW_AT_location on abstract static variable's
28479 DIE, don't emit it if abstract origin already has it.
28480 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
28481 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
28483 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
28485 * genpreds.c (needs_variable): Fix parentheses at variable name
28487 (write_tm_constrs_h): Indent generated code.
28489 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28491 * doc/extend.texi (Function Attributes): Add documentation
28492 for isr attributes.
28494 2009-03-06 Jakub Jelinek <jakub@redhat.com>
28497 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
28498 take locus from its DECL_SOURCE_LOCATION instead of input_location.
28500 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
28502 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
28505 2009-03-05 Jakub Jelinek <jakub@redhat.com>
28508 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
28509 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
28511 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
28513 * config/i386/i386.md (R8_REG, R9_REG): New constants.
28514 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
28515 constants instead of magic numbers.
28516 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
28518 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
28519 (x86_64_ms_abi_int_parameter_registers): Ditto.
28520 (x86_64_int_return_registers): Ditto.
28521 (ix86_maybe_switch_abi): Ditto.
28522 (ix86_expand_call): Ditto for clobbered_registers array.
28523 (ix86_hard_regno_mode_ok): Ditto.
28524 (x86_extended_QIreg_mentioned_p): Ditto.
28526 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
28528 PR tree-optimization/39349
28529 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
28531 * combine.c (gen_lowpart_for_combine): Use omode when generating
28534 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
28536 PR rtl-optimization/39235
28537 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
28539 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
28541 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
28543 2009-03-04 Richard Guenther <rguenther@suse.de>
28545 PR tree-optimization/39362
28546 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
28547 that occur in abnormal PHIs should be varying.
28549 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
28551 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
28553 (simple_iv): Take loop as an argument instead of statement.
28554 * tree-scalar-evolution.h (simple_iv): Declaration changed.
28555 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
28557 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
28559 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
28560 * matrix-reorg.c (analyze_transpose): Ditto.
28561 * tree-data-ref.c (dr_analyze_innermost): Ditto.
28562 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
28563 * tree-predcom.c (ref_at_iteration): Ditto.
28564 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
28566 2009-03-04 Richard Guenther <rguenther@suse.de>
28568 PR tree-optimization/39358
28569 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
28570 escaped_id and callused_id.
28571 (solve_graph): Likewise.
28573 2009-03-04 Richard Guenther <rguenther@suse.de>
28575 PR tree-optimization/39339
28576 * tree-sra.c (try_instantiate_multiple_fields): Make it
28577 no longer ICE on the above.
28579 2009-03-03 Joseph Myers <joseph@codesourcery.com>
28581 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
28582 that fits within Pmode.
28584 2009-03-03 Steve Ellcey <sje@cup.hp.com>
28586 PR middle-end/10109
28587 * tm.texi (LIBCALL_VALUE): Update description.
28589 2009-03-03 Steve Ellcey <sje@cup.hp.com>
28591 PR middle-end/34443
28592 * doc/extend.texi (section): Update description.
28594 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
28596 PR middle-end/39345
28597 * tree-inline.c (remapped_type): New.
28598 (can_be_nonlocal): Call remapped_type instead of remap_type.
28600 2009-03-03 Jakub Jelinek <jakub@redhat.com>
28603 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
28604 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
28606 2009-03-03 Richard Guenther <rguenther@suse.de>
28608 PR middle-end/39272
28609 * tree.c (tree_nonartificial_location): New function.
28610 * tree.h (tree_nonartificial_location): Declare.
28611 * builtins.c (expand_builtin_memory_chk): Provide location
28612 of the call location for artificial function pieces.
28613 (maybe_emit_chk_warning): Likewise.
28614 (maybe_emit_sprintf_chk_warning): Likewise.
28615 (maybe_emit_free_warning): Likewise.
28616 * expr.c (expand_expr_real_1): Likewise.
28618 2009-03-03 Jakub Jelinek <jakub@redhat.com>
28620 PR tree-optimization/39343
28621 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
28622 COMPONENT_REF t has ARRAY_TYPE.
28624 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
28626 PR middle-end/39335
28627 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
28628 when the type precision of the induction variable should be
28629 larger than the type precision of nit.
28630 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
28631 * graphite.c (graphite_loop_normal_form): Same.
28632 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
28634 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
28636 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
28637 (*call_1_rex64_ms_sysv): Use named constants instead of magic
28638 numbers to describe clobbered registers.
28639 (*call_value_0_rex64_ms_sysv): Ditto.
28640 * config/i386/mmx.md (mmx_emms): Ditto.
28641 (mmx_femms): Ditto.
28643 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
28645 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
28648 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28650 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
28651 (spu_section_type_flags): New function.
28653 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
28655 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
28656 reg_class_contents of FLOAT_REGS into a temporary.
28658 2009-03-02 Richard Guenther <rguenther@suse.de>
28659 Ira Rosen <irar@il.ibm.com>
28661 PR tree-optimization/39318
28662 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
28663 information to the vectorized statement.
28665 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
28667 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
28668 variable. Use defined names instead of magic constants for REX SSE
28671 2009-03-01 Richard Guenther <rguenther@suse.de>
28673 PR tree-optimization/39331
28674 * omp-low.c (lower_send_shared_vars): Do not receive new
28675 values for the reference of DECL_BY_REFERENCE parms or results.
28677 2009-03-01 Jan Hubicka <jh@suse.cz>
28680 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
28681 BLOCK_NONLOCALIZED_VAR): New macros.
28682 (tree_block): Add nonlocalized_vars.
28683 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
28684 gen_decl_die): Add origin argument. Allow generation of die with
28685 origin at hand only.
28686 (gen_member_die, gen_type_die_with_usage, force_decl_die,
28687 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
28689 (gen_block_die): Fix checking for unused blocks.
28690 (process_scope_var): Break out from .... ; work with origins only.
28691 (decls_for_scope) ... here; process nonlocalized list.
28692 (dwarf2out_ignore_block): Look for nonlocalized vars.
28693 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
28695 (dump_scope_block): Dump them.
28696 * tree-inline.c (remap_decls): Handle nonlocalized vars.
28697 (remap_block): Likewise.
28698 (can_be_nonlocal): New predicate.
28699 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
28701 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28703 * configure: Regenerate.
28705 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28707 * optc-gen.awk: No need to duplicate option flags twice.
28708 Reuse help texts for duplicate options which do not have any.
28710 * gcc.c (display_help): Document --version.
28712 * gcc.c (main): If print_help_list and verbose_flag, ensure
28713 driver output comes before subprocess output.
28715 * optc-gen.awk: Assign all remaining fields to help string,
28716 space-separated, for multi-line help in *.opt.
28718 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
28719 -Wno-pedantic-ms-format is for MinGW targets only.
28721 * doc/options.texi (Option file format): Fix bad indentation,
28722 restoring dropped sentence.
28724 2009-02-28 Jan Hubicka <jh@suse.cz>
28726 * tree-inline.c (tree_function_versioning): Output debug info.
28728 2009-02-28 Jan Hubicka <jh@suse.cz>
28731 * tree-inline.c (setup_one_parameter): Do not copy propagate
28732 arguments when not optimizing.
28734 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
28737 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
28738 (avx_addsubv4df3): Likewise.
28739 (*avx_addsubv4sf3): Likewise.
28740 (sse3_addsubv4sf3): Likewise.
28741 (*avx_addsubv2df3): Likewise.
28742 (sse3_addsubv2df3): Likewise.
28743 (avx_unpckhps256): Correct item selectors.
28744 (avx_unpcklps256): Likewise.
28745 (avx_unpckhpd256): Likewise.
28746 (avx_unpcklpd256): Likewise.
28748 2009-02-28 Jan Hubicka <jh@suse.cz>
28750 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
28752 (copy_arguments_for_versioning): If var is declared don't declare it.
28753 (tree_function_versioning): First setup substitutions and then copy
28756 2009-02-27 Jan Hubicka <jh@suse.cz>
28759 * cgraph.h (varpool_output_debug_info): Remove.
28760 * cgraphunit.c (varpool_output_debug_info): Remove.
28761 * dwarf2out.c (deferred_locations_struct): New struct
28762 (deferred_locations): New type.
28763 (deferred_locations_list): New static var.
28764 (deffer_location): New function.
28765 (gen_variable_die): Use it.
28766 (decls_for_scope): Output info on local static vars.
28767 (dwarf2out_finish): Process deferred locations.
28768 * varpool.c (varpool_output_debug_info): Remove.
28770 2009-02-27 Jan Hubicka <jh@suse.cz>
28773 * tree.h (TREE_PROTECTED): Fix comment.
28774 (BLOCK_HANDLER_BLOCK): Remove.
28775 (struct tree_block): Remove handler_block add body_block.
28776 (inlined_function_outer_scope_p): New.
28777 (is_body_block): Remove.
28778 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
28779 * dwarf2out.c (is_inlined_entry_point): Remove.
28780 (add_high_low_attributes): Use inlined_function_outer_scope_p.
28781 (gen_block_die): Use is_inlined_entry_point check. Remove body block
28783 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
28784 * gimplify.c (gimplify_expr): Gimplify body blocks.
28785 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
28786 block with multiple subblocks.
28787 (dump_scope_block): Prettier output; dump more flags and info.
28788 (dump_scope_blocks): New.
28789 (remove_unused_locals): Use dump_scope_blocks.
28790 * tree-flow.h (dump_scope_blocks): Declare.
28791 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
28792 * stmt.c (is_body_block): Remove.
28793 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
28794 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
28796 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
28798 PR middle-end/39308
28799 * graphite.c (graphite_loop_normal_form): Do not call
28800 number_of_iterations_exit from a gcc_assert.
28802 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28804 * config/s390/s390.c (s390_swap_cmp): Look for conditional
28805 jumps if COND is NULL.
28806 (find_cond_jump): New function.
28807 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
28808 * config/s390/s390.md: Remove z10_cobra attribute value.
28810 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
28812 * config/alpha/alpha.h (alpha_expand_mov): Return false if
28813 force_const_mem returns NULL_RTX.
28815 2009-02-26 Jan Hubicka <jh@suse.cz>
28818 * cgraph.h (varpool_output_debug_info): Remove.
28819 * cgraphunit.c (varpool_output_debug_info): Remove.
28820 * dwarf2out.c (deferred_locations_struct): New struct
28821 (deferred_locations): New type.
28822 (deferred_locations_list): New static var.
28823 (deffer_location): New function.
28824 (gen_variable_die): Use it.
28825 (decls_for_scope): Output info on local static vars.
28826 (dwarf2out_finish): Process deferred locations.
28827 * varpool.c (varpool_output_debug_info): Remove.
28829 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
28831 PR rtl-optimization/39241
28832 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
28833 to subreg_offset_representable_p.
28835 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
28837 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
28838 execute function prototype. Get f and nregs from max_reg_num
28839 and get_insns. Remove the first backward pass as it's dead,
28840 guard the forward pass by flag_expensive_optimizations.
28841 (rest_of_handle_regmove): Delete.
28842 (pass_regmove): Replace it with regmove_optimize.
28844 2009-02-25 Martin Jambor <mjambor@suse.cz>
28846 PR tree-optimization/39259
28847 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
28848 calls_alloca function flags.
28849 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
28850 calls are detected.
28852 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
28854 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
28855 flags_set_1_rtx, flags_set_1_set): Delete.
28856 (regmove_optimize): Do not call mark_flags_life_zones.
28858 2009-02-24 Julian Brown <julian@codesourcery.com>
28861 * config/arm/arm.c (require_pic_register): Only set
28862 cfun->machine->pic_reg once per function.
28864 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
28866 * doc/invoke.texi (Link Options): Document an easier way to pass
28867 options that take arguments to the GNU linker using -Xlinker and -Wl.
28869 2009-02-24 Steve Ellcey <sje@cup.hp.com>
28872 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
28874 2009-02-24 Richard Guenther <rguenther@suse.de>
28877 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
28879 2009-02-24 Richard Guenther <rguenther@suse.de>
28880 Zdenek Dvorak <ook@ucw.cz>
28882 PR tree-optimization/39233
28883 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
28884 from converting them to a generic type.
28886 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
28888 PR tree-optimization/39260
28889 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
28890 contains a condition with a real type.
28891 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
28893 2009-02-23 Jason Merrill <jason@redhat.com>
28896 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
28897 narrowing_initializer_constant_valid_p.
28898 (narrowing_initializer_constant_valid_p): Don't return
28899 null_pointer_node for adding a pointer to itself.
28901 2009-02-23 Jan Hubicka <jh@suse.cz>
28904 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
28907 2009-02-23 Jan Hubicka <jh@suse.cz>
28909 PR tree-optimization/37709
28910 * tree.c (block_ultimate_origin): Move here from dwarf2out.
28911 * tree.h (block_ultimate_origin): Declare.
28912 * dwarf2out.c (block_ultimate_origin): Move to tree.c
28913 * tree-ssa-live.c (remove_unused_scope_block_p):
28914 Eliminate blocks containig no instructions nor live variables nor
28916 (dump_scope_block): New function.
28917 (remove_unused_locals): Enable removal of dead blocks by default;
28918 enable dumping at TDF_DETAILS.
28920 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28922 * config/i386/i386.c (classify_argument): Don't allow COImode
28924 (function_arg_advance_32): Don't allow OImode.
28925 (function_arg_32): Likewise.
28926 (function_value_32): Likewise.
28927 (return_in_memory_32): Likewise.
28928 (function_arg_64): Remove OImode comment.
28930 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28933 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
28934 ix86_expand_vector_set for V4DImode in 64bit mode only.
28935 (ix86_expand_vector_init_one_var): Likewise.
28937 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
28939 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
28941 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
28944 * loop-iv.c: Revert last change.
28945 * emit-rtl.c: Likewise.
28947 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28950 * config/i386/i386.c (type_natural_mode): Remove an extra
28951 space in the warning message.
28952 (function_value_32): Handle 32-byte vector modes.
28953 (return_in_memory_32): Likewise.
28955 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
28957 * loop-iv.c (truncate_value): New function.
28958 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
28960 (lowpart_subreg): Move to...
28961 * emit-rtl.c: ...here.
28963 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
28965 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
28966 accidental and undocumented change at revision 140860.
28968 2009-02-21 Joseph Myers <joseph@codesourcery.com>
28970 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
28971 take gimple_seq * arguments.
28972 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
28973 types_compatible_p langhook.
28975 2009-02-20 Mark Mitchell <mark@codesourcery.com>
28976 Joseph Myers <joseph@codesourcery.com>
28978 * config/arm/arm.c (arm_builtin_va_list): New function.
28979 (arm_expand_builtin_va_start): Likewise.
28980 (arm_gimplify_va_arg_expr): Likewise.
28981 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
28982 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
28983 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
28984 (va_list_type): New variable.
28985 (arm_mangle_type): Mangle va_list_type appropriately.
28987 2009-02-20 Jakub Jelinek <jakub@redhat.com>
28989 PR middle-end/39157
28990 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
28991 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
28992 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
28993 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
28994 parameter to 1000 for -O1 by default.
28995 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
28997 * loop-invariant.c: Include params.h.
28998 (move_loop_invariants): Don't call move_single_loop_invariants on
29001 2009-02-20 Jaka Mocnik <jaka@xlab.si>
29003 * calls.c (emit_library_call_value_1): Use slot_offset instead of
29004 offset when calculating bounds for indexing stack_usage_map. Fixes
29005 a buffer overflow with certain target setups.
29007 2009-02-20 Jakub Jelinek <jakub@redhat.com>
29010 * calls.c (expand_call): Clear try_tail_call if caller and callee
29011 disagree in promotion of function return value.
29013 2009-02-19 Jakub Jelinek <jakub@redhat.com>
29016 * c-common.c (c_determine_visibility): If visibility changed and
29017 DECL_RTL has been already set, call make_decl_rtl to update symbol
29020 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
29023 * varasm.c (assemble_variable): Don't check DECL_NAME when
29024 globalizing a variable.
29026 2009-02-19 Joseph Myers <joseph@codesourcery.com>
29029 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
29030 expression before any __builtin_trap call.
29031 * c-typeck.c (build_function_call): Convert and check function
29032 arguments before generating a call to a trap. Evaluate the
29033 function arguments before the trap.
29035 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
29038 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
29039 (UNSPEC_FXAM_MEM): New unspec.
29040 (fxam<mode>2_i387_with_temp): New insn and split pattern.
29041 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
29042 memory using fxam<mode>2_i387_with_temp to remove excess precision.
29044 2009-02-19 Richard Guenther <rguenther@suse.de>
29046 PR tree-optimization/39207
29047 PR tree-optimization/39074
29048 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
29049 storedanything_tree): New.
29050 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
29051 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
29052 (build_succ_graph): Add edges from STOREDANYTHING to all
29054 (init_base_vars): Initialize STOREDANYTHING.
29055 (compute_points_to_sets): Free substitution info after
29056 building the succ graph.
29057 (ipa_pta_execute): Likewise.
29059 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
29061 (do_ds_constraint): Do not add to special var or non-pointer
29063 (type_could_have_pointers): Split out from ...
29064 (could_have_pointers): ... here. For arrays use the element type.
29065 (create_variable_info_for): Initialize may_have_pointers.
29066 (new_var_info): Likewise.
29067 (handle_lhs_call): Make the HEAP variable unknown-sized.
29068 (intra_create_variable_infos): Use a type with pointers for
29069 PARM_NOALIAS, make it unknown-sized.
29071 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
29074 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
29076 2009-02-18 Jason Merrill <jason@redhat.com>
29079 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
29080 value if DECL_EXTERNAL.
29081 * tree-sra.c (sra_walk_gimple_assign): Likewise.
29082 * target.h (gcc_target::binds_local_p): Clarify "module".
29083 * tree.h (TREE_PUBLIC): Clarify "module".
29085 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
29088 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
29089 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
29091 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
29094 * c.opt (Wabi): Support C and ObjC.
29097 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
29099 * config/i386/i386.c (classify_argument): Warn once about the ABI
29100 change when passing union with long double.
29102 * doc/invoke.texi: Update -Wabi for warning psABI changes.
29104 2009-02-18 Joseph Myers <joseph@codesourcery.com>
29107 * c-parser.c (c_parser_compound_statement): Always enter and leave
29110 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29113 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
29115 2009-02-18 Jakub Jelinek <jakub@redhat.com>
29117 PR tree-optimization/36922
29118 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
29119 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
29122 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29124 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
29127 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29129 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
29131 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
29133 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
29136 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
29137 Richard Sandiford <rdsandiford@googlemail.com>
29139 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
29140 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
29141 (loongson_biadd): ...this.
29143 2009-02-17 Richard Guenther <rguenther@suse.de>
29145 PR tree-optimization/39202
29146 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
29147 a var make sure to follow existing collapses.
29149 2009-02-17 Richard Guenther <rguenther@suse.de>
29151 PR middle-end/39214
29152 * langhooks.c (lhd_print_error_function): Check for NULL block.
29154 2009-02-17 Richard Guenther <rguenther@suse.de>
29156 PR tree-optimization/39204
29157 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
29160 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
29162 * config/soft-fp/double.h: Update from glibc CVS.
29164 2009-02-17 Richard Guenther <rguenther@suse.de>
29166 PR tree-optimization/39207
29167 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
29168 strict-aliasing warnings for pointers pointing to NULL.
29170 2009-02-16 Joseph Myers <joseph@codesourcery.com>
29173 * c-parser.c (c_parser_braced_init): Call pop_init_level when
29174 skipping until next close brace.
29176 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
29179 * config/i386/i386.c (ix86_expand_push): Set memory alignment
29180 to function argument boundary.
29182 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29184 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
29185 in the lea_add. Reload eventually constraints it properly.
29186 * config/picochip/constraints.md: Remove the target constraint
29187 "b", since it is not needed anymore.
29189 2009-02-16 Jakub Jelinek <jakub@redhat.com>
29191 * gthr-dce.h: Uglify function parameter and local variable names.
29192 * gthr-gnat.h: Likewise.
29193 * gthr-mipssde.h: Likewise.
29194 * gthr-nks.h: Likewise.
29195 * gthr-posix95.h: Likewise.
29196 * gthr-posix.h: Likewise.
29197 * gthr-rtems.h: Likewise.
29198 * gthr-single.h: Likewise.
29199 * gthr-solaris.h: Likewise.
29200 * gthr-tpf.h: Likewise.
29201 * gthr-vxworks.h: Likewise.
29202 * gthr-win32.h: Likewise.
29204 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
29207 * config/i386/i386.md: Restrict the new peephole2 to move
29208 between MMX/SSE registers.
29210 2009-02-15 Richard Guenther <rguenther@suse.de>
29213 2009-02-13 Richard Guenther <rguenther@suse.de>
29215 * configure.ac: Enable LFS.
29216 * configure: Re-generate.
29217 * config.in: Likewise.
29219 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29221 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
29222 spu_srqwbyte, spu_srqwbytebc): Define.
29223 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
29224 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
29225 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
29226 "shrqby_<mode>"): New insn-and-split patterns.
29227 * config/spu/spu.c (expand_builtin_args): Determine and return
29228 number of operands using spu_builtin_description data.
29229 (spu_expand_builtin_1): Use it.
29231 2009-02-13 Steve Ellcey <sje@cup.hp.com>
29234 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
29237 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29240 * config/i386/i386.c (override_options): Correct warning
29241 messages for -malign-loops, -malign-jumps and -malign-functions.
29243 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29246 * config/i386/i386.md: Restrict the new peephole2 to move
29247 between the general purpose registers.
29249 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29252 * config/i386/i386.c (type_natural_mode): Add a new argument.
29253 Return the original mode and warn ABI change if vector size is 32byte.
29254 (function_arg_advance): Updated.
29255 (function_arg): Likewise.
29256 (ix86_function_value): Likewise.
29257 (ix86_return_in_memory): Likewise.
29258 (ix86_sol10_return_in_memory): Likewise.
29259 (ix86_gimplify_va_arg): Likewise.
29260 (function_arg_32): Don't warn ABX ABI change here.
29261 (function_arg_64): Likewise.
29263 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
29265 * loop-iv.c (implies_p): In the final case, test that operands 0
29266 of the two comparisons match.
29268 * config/bfin/bfin.c (find_prev_insn_start): New function.
29269 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
29270 (find_next_insn_start): Move.
29272 2009-02-13 Richard Guenther <rguenther@suse.de>
29274 * configure.ac: Enable LFS.
29275 * configure: Re-generate.
29276 * config.in: Likewise.
29278 2009-02-13 Joseph Myers <joseph@codesourcery.com>
29281 * c-parser.c (c_parser_parms_list_declarator): Discard pending
29282 sizes on syntax error after some arguments have been parsed.
29284 2009-02-12 Jakub Jelinek <jakub@redhat.com>
29286 * doc/invoke.texi (-fira): Remove.
29288 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29290 * caller-save.c: Replace regclass.c with reginfo.c in comments.
29291 * recog.c: Likewise.
29294 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
29296 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
29297 (umul_ppmm): Likewise.
29298 (count_leading_zeros): Likewise.
29299 (count_trailing_zeros): Likewise.
29300 (UMUL_TIME): Likewise.
29302 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29304 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
29305 soft-fp/t-softfp to tmake_file.
29307 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
29308 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
29309 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
29310 IA64_BUILTIN_INFQ]: New.
29311 (ia64_init_builtins): Initialize __builtin_infq,
29312 __builtin_fabsq and __builtin_copysignq if not HPUX.
29313 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
29314 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
29316 * config/ia64/lib1funcs.asm (__divtf3): Define only if
29318 (__fixtfti): Likewise.
29319 (__fixunstfti): Likewise.
29320 (__floattitf): Likewise.
29322 * config/ia64/libgcc-glibc.ver: New.
29323 * config/ia64/t-fprules-softfp: Likewise.
29324 * config/ia64/sfp-machine.h: Likewise.
29326 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
29327 (LIBGCC2_TF_CEXT): Likewise.
29328 (TF_SIZE): Likewise.
29329 (TARGET_INIT_LIBFUNCS): Likewise.
29331 * config/ia64/t-glibc (SHLINB_MAPFILES):
29332 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
29334 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29336 * config/i386/i386.c (construct_container): Rewrite processing
29337 BLKmode with X86_64_SSE_CLASS.
29339 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
29342 * config/i386/i386.md: Replace simplify_replace_rtx with
29343 replace_rtx in the new peephole2.
29345 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
29347 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
29348 loop unrolling do not happen at -O2.
29350 2009-02-12 Michael Matz <matz@suse.de>
29352 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
29354 2009-02-12 Jakub Jelinek <jakub@redhat.com>
29356 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
29359 2009-02-12 Ben Elliston <bje@au.ibm.com>
29361 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
29362 patterns when updating the back chain. Missed in the 2009-02-10
29365 2009-02-11 Janis Johnson <janis187@us.ibm.com>
29367 * doc/extend.texi (Decimal Floating Types): Update identifier of
29368 draft TR and list of missing support.
29370 2009-02-11 Jakub Jelinek <jakub@redhat.com>
29372 PR middle-end/39154
29373 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
29374 bit to variable length decl's flags, add it also to its
29375 pointer replacement variable.
29377 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
29378 Jakub Jelinek <jakub@redhat.com>
29381 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
29382 (memory_blockage): New expander.
29383 (*memory_blockage): New insn pattern.
29384 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
29385 instead of general blockage at the end of function prologue when
29386 frame pointer is used to access red zone area. Do not emit blockage
29387 when profiling, it is emitted in generic code.
29388 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
29389 function epilogue when frame pointer is used to access red zone area.
29391 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
29394 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
29395 by arithmetic with memory operands.
29396 * config/i386/predicates.md (commutative_operator): New.
29398 2009-02-10 Janis Johnson <janis187@us.ibm.com>
29400 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
29403 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
29405 * alias.h (record_alias_subset): Declare.
29406 * alias.c (record_alias_subset): Make global.
29408 2009-02-10 Nick Clifton <nickc@redhat.com>
29410 * tree-parloops.c: Change license to GPLv3.
29411 * ipa-struct-reorg.c: Change license to GPLv3.
29412 * ipa-struct-reorg.h: Change license to GPLv3.
29414 2009-02-10 Steve Ellcey <sje@cup.hp.com>
29417 * c-decl.c (start_struct): Return NULL on error.
29419 2009-02-10 Jakub Jelinek <jakub@redhat.com>
29421 PR middle-end/39124
29422 * cfgloopmanip.c (remove_path): Call remove_bbs after
29423 cancel_loop_tree, not before it.
29426 * function.h (struct function): Add has_local_explicit_reg_vars bit.
29427 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
29428 VAR_DECLs were seen.
29429 * tree-ssa-live.c (remove_unused_locals): Recompute
29430 cfun->has_local_explicit_reg_vars.
29431 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
29432 copies or clearings if cfun->has_local_explicit_reg_vars.
29434 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
29437 * config/i386/i386.c (expand_prologue): Emit blockage at the end
29438 of function prologue when frame pointer is used to access
29441 2009-02-10 Richard Guenther <rguenther@suse.de>
29443 PR middle-end/39127
29444 * gimplify.c (gimple_regimplify_operands): Always look if
29445 we need to create a temporary.
29447 2009-02-10 Richard Guenther <rguenther@suse.de>
29449 PR tree-optimization/39132
29450 * tree-loop-distribution.c (todo): New global var.
29451 (generate_memset_zero): Trigger TODO_rebuild_alias.
29452 (tree_loop_distribution): Return todo.
29454 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
29457 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
29458 (x86_64_reg_class_name): Removed.
29459 (classify_argument): Return 0 if bytes > 32. Return 0 if the
29460 first one isn't X86_64_SSE_CLASS or any other ones aren't
29461 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
29462 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
29463 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
29464 and 3 X86_64_SSEUP_CLASS.
29465 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
29466 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
29468 2009-02-10 Ben Elliston <bje@au.ibm.com>
29470 * config/rs6000/rs6000.md (allocate_stack): Always use an update
29471 form instruction to update the stack back chain word, even if the
29472 user has disabled the generation of update instructions.
29473 (movdi_<mode>_update_stack): New.
29474 (movsi_update_stack): Likewise.
29475 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
29476 always use an update form instruction to update the stack back
29479 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
29481 PR middle-end/38953
29482 * graphite.c (if_region_set_false_region): After moving a region in
29483 the false branch of a condition, remove the empty dummy basic block.
29484 (gloog): Remove wrong fix for PR38953.
29486 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29488 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
29489 generation due to implicit sign extension.
29491 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
29493 PR middle-end/38981
29494 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
29495 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
29497 2009-02-09 Richard Guenther <rguenther@suse.de>
29499 PR middle-end/35202
29500 * convert.c (convert_to_real): Disable (float)fn((double)x)
29501 to fnf(x) conversion if errno differences may occur and
29502 -fmath-errno is set.
29504 2009-02-07 Anatoly Sokolov <aesok@post.ru>
29506 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
29507 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
29508 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
29510 2009-02-06 Joseph Myers <joseph@codesourcery.com>
29513 * c-common.c (handle_alias_attribute): Disallow attribute for
29514 anything not a FUNCTION_DECL or VAR_DECL.
29516 2009-02-06 Janis Johnson <janis187@us.ibm.com>
29519 * real.c (do_compare): Special-case compare of zero against
29520 decimal float value.
29522 2009-02-06 Joseph Myers <joseph@codesourcery.com>
29525 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
29526 as indicating flexible array members unless the field itself is
29527 being declarared as the incomplete array.
29529 2009-02-06 Jan Hubicka <jh@suse.cz>
29531 PR tree-optimization/38844
29532 * ipa-inline.c (try_inline): Stop inlining recursion when edge
29533 is already inlined.
29535 2009-02-06 Richard Guenther <rguenther@suse.de>
29537 PR middle-end/38977
29538 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
29539 fork because we may expand it as __gcov_fork.
29541 2009-02-06 Nick Clifton <nickc@redhat.com>
29543 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
29545 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
29547 PR tree-optimization/35659
29548 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
29549 vn_phi_eq): Shortcut if hashcode does not match.
29550 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
29552 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
29553 and avoid iterative_hash_expr.
29554 (FOR_EACH_VALUE_ID_IN_SET): New.
29555 (value_id_compare): Remove.
29556 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
29557 sort expressions by value id.
29559 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
29562 * config/sh/predicates.md (general_movsrc_operand): Don't check
29563 the subreg of system registers here.
29565 2009-02-05 Jakub Jelinek <jakub@redhat.com>
29568 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
29569 on the copied decl.
29571 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
29573 PR rtl-optimization/39110
29574 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
29575 addresses, not aligned ones.
29577 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
29578 Richard Guenther <rguenther@suse.de>
29580 PR tree-optimization/39100
29581 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
29582 comment says and add edges.
29584 2009-02-05 Joseph Myers <joseph@codesourcery.com>
29587 * c-common.c (handle_tls_model_attribute): Ignore attribute for
29588 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
29590 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
29592 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
29593 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
29594 register_bb_in_sese, new_sese, free_sese): Moved.
29595 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
29596 outermost_loop_in_scop, build_scop_iteration_domain,
29597 expand_scalar_variables_ssa_name, get_vdef_before_scop,
29598 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
29599 Use loop_in_sese_p instead of loop_in_scop_p.
29600 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
29601 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
29602 (scopdet_basic_block_info): Fix bug in scop detection.
29603 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
29604 eq_loop_to_cloog_loop): Remove.
29605 (nb_loops_around_loop_in_scop, nb_loop
29606 ref_nb_loops): Moved here...
29607 * graphite.h (ref_nb_loops): ... from here.
29608 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
29609 (loop_domain_dim, loop_iteration_vector_dim): Remove.
29610 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
29612 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
29613 Hans-Peter Nilsson <hp@axis.com>
29615 PR rtl-optimization/37889
29616 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
29617 Move offset handling from PLUS to before the switch. Use new
29618 arguments when considering SYMBOL_REFs too.
29619 (rtx_addr_can_trap_p): Pass dummy offset and size.
29620 (enum may_trap_p_flags): Remove.
29621 (may_trap_p_1): Pass size from MEM_SIZE.
29623 PR rtl-optimization/38921
29624 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
29625 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
29626 * rtlanal.c (may_trap_after_code_motion_p): Delete.
29627 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
29629 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
29631 AVX Programming Reference (January, 2009)
29632 * config/i386/sse.md (*vpclmulqdq): New.
29634 2009-02-04 Jakub Jelinek <jakub@redhat.com>
29636 PR tree-optimization/38977
29637 PR gcov-profile/38292
29638 * calls.c (special_function_p): Disregard __builtin_ prefix.
29640 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
29642 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
29643 non-indexable addresses even before reload.
29645 2009-02-03 Joseph Myers <joseph@codesourcery.com>
29648 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
29649 as having variable size. Do not give an error for unnamed
29650 parameters with [*] declarators. Give a warning for type names
29651 with [*] declarators and mark them as variable size.
29652 * c-parser.c (c_parser_sizeof_expression): Do not give an error
29653 for sizeof applied to [*] type names.
29655 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
29658 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
29660 2009-02-03 Jakub Jelinek <jakub@redhat.com>
29662 * gcc.c (process_command): Update copyright notice dates.
29663 * gcov.c (print_version): Likewise.
29664 * gcov-dump.c (print_version): Likewise.
29665 * mips-tfile.c (main): Likewise.
29666 * mips-tdump.c (main): Likewise.
29668 2009-02-03 Joseph Myers <joseph@codesourcery.com>
29671 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
29672 for composite type involving a zero-length array type.
29674 2009-02-03 Jakub Jelinek <jakub@redhat.com>
29677 * function.c (match_asm_constraints_1): Skip over
29678 initial optional % in the constraint.
29680 PR inline-asm/39059
29681 * c-parser.c (c_parser_postfix_expression): If fixed point is not
29682 supported, don't accept FIXED_CSTs.
29683 * c-decl.c (finish_declspecs): Error if fixed point is not supported
29684 and _Sat is used without _Fract/_Accum. Set specs->type to
29685 integer_type_node for cts_fract/cts_accum if fixed point is not
29688 2009-02-02 Catherine Moore <clm@codesourcery.com>
29690 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
29692 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
29694 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
29695 (ABI_HAS_64BIT_SYMBOLS): Use it.
29696 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
29698 2009-02-02 Paul Brook <paul@codesourcery.com>
29700 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
29702 2009-02-02 Jakub Jelinek <jakub@redhat.com>
29704 PR inline-asm/39058
29705 * recog.h (asm_operand_ok): Add constraints argument.
29706 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
29707 recurse on matching constraint.
29708 (check_asm_operands): Pass constraints as 3rd argument to
29709 asm_operand_ok. Don't look up matching constraint here.
29710 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
29713 2009-02-02 Ben Elliston <bje@au.ibm.com>
29715 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
29716 TARGET_NARROW_VOLATILE_BITFIELD macro names.
29718 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29720 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
29721 information. Remove some obsolete information. Reorganize.
29723 * config/pa/fptr.c: Revert license to GPL 2.
29724 * config/pa/milli64.S: Likewise.
29726 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
29729 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
29730 LIBRARY name in, instead of hard-coding it.
29731 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
29732 extra target make frag to tmake_files according to EH model.
29733 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
29734 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
29735 frags that define makefile variable EH_MODEL appropriately.
29736 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
29737 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
29738 to "-sjlj" according to type of EH configured.
29739 (LIBGCC_SONAME): Concatenate it to shared library base name.
29740 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
29741 to "_sjlj" according to type of EH configured.
29742 (LIBGCC_SONAME): Concatenate it to shared library base name.
29743 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
29744 (SHLIB_LINK): Add missing semicolon to if-else construct.
29745 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
29746 string value of "pe_dll" command-line option.
29747 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
29748 (SHLIB_SONAME): Use it when overriding t-cygming default.
29749 (SHLIB_IMPLIB): Override t-cygming default.
29750 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
29751 string value of "pe_dll" command-line option.
29753 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
29756 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
29757 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
29759 2009-01-31 Richard Guenther <rguenther@suse.de>
29761 PR tree-optimization/38937
29762 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
29763 computing the transitive closure.
29765 2009-01-30 Richard Guenther <rguenther@suse.de>
29767 PR tree-optimization/39041
29768 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
29769 Propagate variable indices only if the types match for this stmt.
29771 2009-01-30 Jakub Jelinek <jakub@redhat.com>
29774 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
29775 inline but never defined.
29777 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
29779 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
29780 (*insv_h_di_reg_extimm): New insn.
29781 (*insv_l<mode>_reg_extimm): New insn.
29783 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
29785 * config/picochip/picochip.c (flag_conserve_stack): set
29786 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
29787 fconserve-stack. Reduce call-overhead used by inliner.
29789 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
29792 * common.opt (flag_conserve_stack): Initialised to zero.
29794 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
29797 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
29798 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
29801 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
29803 * ira-color.c (allocno_reload_assign): Update comments.
29804 * regmove.c (regmove_optimize): Likewise.
29808 2009-01-29 Robert Millan <rmh@aybabtu.com>
29810 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
29811 * config/i386/kopensolaris-gnu.h: New file. Undefine
29812 `MD_UNWIND_SUPPORT'.
29813 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
29815 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
29817 PR tree-optimization/39007
29818 * tree-loop-distribution.c (generate_builtin): Use
29819 recompute_dominator to compute the immediate dominator of the
29820 basic block just after the loop.
29822 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
29824 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
29825 (ASM_OUTPUT_DWARF_PCREL): Define.
29827 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
29829 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
29830 * doc/passes.texi: Remove entries about regclass, local-alloc, and
29831 global. Modify entries about regmove and IRA.
29833 * ra-conflict.c: Remove the file.
29835 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
29837 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
29838 (pass_regclass_init): Rename to pass_reginfo_init.
29840 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
29842 * toplev.h (flag_ira): Remove.
29844 * caller-save.c (setup_save_areas): Remove flag_ira.
29846 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
29848 * global.c: Remove the file.
29850 * opts.c (decode_options): Remove flag_ira.
29852 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
29854 * regmove.c: Modify file description.
29855 (find_use_as_address, try_auto_increment): Define them only if
29856 AUTO_INC_DEC is defined.
29857 (replacement_quality, replace_in_call_usage, fixup_match_1,
29858 stable_and_no_regs_but_for_p): Remove.
29859 (reg_set_in_bb): Make it static.
29860 (regmove_optimize): Remove flag_ira and code which worked for
29863 * local-alloc.c: Remove the file.
29865 * common.opt (fira): Remove.
29867 * ira.c: Include except.h.
29868 (eliminable_regset): Move from global.c.
29869 (mark_elimination): Ditto. Remove flag_ira.
29870 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
29871 equiv_mem_modified, validate_equiv_mem_from_store,
29872 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
29873 contains_replace_regs, memref_referenced_p, memref_used_between_p,
29874 no_equiv, recorded_label_ref): Move from local-alloc.c.
29875 (update_equiv_regs): Ditto. Make it static.
29876 (print_insn_chain, print_insn_chains): Move it from global.c.
29877 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
29878 (build_insn_chain): Ditto. Make it static.
29879 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
29880 Rename to init_live_subregs.
29881 (gate_ira): Remove flag_ira.
29883 * regclass.c: Rename reginfo.c. Change file description.
29884 (FORBIDDEN_INC_DEC_CLASSES): Remove.
29885 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
29886 (init_reg_sets_1): Remove code for evaluation of
29887 reg_class_superclasses and losing_caller_save_reg_set.
29888 (init_regs): Remove init_reg_autoinc.
29889 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
29890 ok_for_base_p_nonstrict): Remove.
29891 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
29892 (pass_regclass_init): Rename to pass_reginfo_init. Modify
29893 corresponding entries.
29894 (dump_regclass, record_operand_costs, scan_one_insn,
29895 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
29896 record_address_regs, auto_inc_dec_reg_p): Remove.
29897 (gt-regclass.h): Rename to gt-reginfo.h.
29899 * rtl.h (dump_global_regs, retry_global_alloc,
29900 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
29902 * Makefile.in (RA_H): Remove.
29903 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
29904 Rename regclass.o to reginfo.o.
29905 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
29907 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
29908 (GTFILES): Rename regclass.c to reginfo.c.
29910 * passes.c (init_optimization_passes): Remove pass_local_alloc and
29911 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
29913 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
29914 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
29916 (finish_spills): Ditto. Remove code for !flag_ira.
29918 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
29920 PR middle-end/35854
29921 * doc/invoke.texi (rtl debug options): Complete rewrite.
29922 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
29924 * mode-switching.c (pass_mode_switching): Rename pass from
29925 "mode-sw" to "mode_sw".
29926 * except.c (pass_convert_to_eh_ranges): Rename pass from
29927 "eh-ranges" to "eh_ranges".
29928 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
29932 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
29933 Alexander Monakov <amonakov@ispras.ru>
29935 PR middle-end/38857
29936 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
29938 (move_exprs_to_boundary): Change return type and pass through
29939 should_move from move_op. Relax assert. Update usage ...
29940 (schedule_expr_on_boundary): ... here. Use should_move instead of
29942 (move_op_orig_expr_found): Indicate that insn was disconnected from
29944 (code_motion_process_successors): Do not call after_merge_succs
29945 callback if original expression was not found when traversing any of
29947 (code_motion_path_driver): Change return type. Update prototype.
29948 (move_op): Update comment. Add a new parameter (should_move). Update
29949 prototype. Set *should_move based on indication provided by
29950 move_op_orig_expr_found.
29952 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
29954 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
29955 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
29956 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
29957 * config/rs6000/rs6000.c (rs6000_override_options): Default
29958 avoid-indexed-addresses on for Power6, off for everything else.
29959 (avoiding_indexed_address_p): New function.
29960 (rs6000_legitimize_address): Use it.
29961 (rs6000_legitimate_address): Likewise.
29962 * config/rs6000/rs6000.md (movXX_updateX): Likewise
29964 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
29966 PR tree-optimization/38997
29967 * tree-loop-distribution.c (generate_memset_zero): Use
29968 POINTER_PLUS_EXPR for a pointer addition.
29970 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
29972 * config/s390/s390.md (bswap<mode>2): New pattern added.
29974 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29976 * config/s390/s390.md (*tls_load_31): Added type attribute.
29978 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29980 * config/s390/s390.md: Fix a few comments.
29982 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29984 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
29985 (*tm<mode>_full): Fixed z10prop attribute.
29986 (*tst<mode>_extimm): Fixed z10prop attribute.
29987 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
29988 (*tstqiCCT_cconly): Fixed z10prop attribute.
29989 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
29990 (*movsi_larl): Fixed z10prop attribute.
29991 (*movsi_zarch): Fixed z10prop attribute.
29992 (*movsi_eas): Fixed z10prop attribute.
29993 (*movhi): Fixed z10prop attribute.
29994 (*movqi): Fixed z10prop attribute.
29995 (*movstrictqi): Fixed z10prop attribute.
29996 (*mov<mode>): Fixed z10prop attribute.
29997 (*movcc): Fixed z10prop attribute.
29998 (*sethighpartdi_64): Fixed z10prop attribute.
29999 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
30000 (*negdi2_sign_cc): Fixed z10prop attribute.
30001 (*negdi2_sign): Fixed z10prop attribute.
30002 (*absdi2_sign_cc): Fixed z10prop attribute.
30003 (*absdi2_sign): Fixed z10prop attribute.
30004 (*negabsdi2_sign_cc): Fixed z10prop attribute.
30005 (*negabsdi2_sign): Fixed z10prop attribute.
30006 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
30007 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
30008 (doloop_si64): Fixed z10prop attribute.
30009 (doloop_si31): Fixed z10prop attribute.
30010 (doloop_long): Fixed z10prop attribute.
30011 (indirect_jump): Fixed z10prop attribute.
30012 (nop): Fixed z10prop attribute.
30013 (main_base_64): Fixed z10prop attribute.
30014 (reload_base_64): Fixed z10prop attribute.
30016 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30018 PR rtl-optimization/38740
30019 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
30021 * config/mips/mips.c (mips_reorg): Likewise.
30023 2009-01-28 Richard Guenther <rguenther@suse.de>
30025 PR tree-optimization/38926
30026 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
30027 with the correct value id to a value.
30028 (do_regular_insertion): Use the value number of edoubleprime
30029 for the value number of the expr.
30032 2008-08-21 Richard Guenther <rguenther@suse.de>
30034 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
30035 a PHI ask VN if it is already available.
30036 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
30037 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
30039 2009-01-28 Jakub Jelinek <jakub@redhat.com>
30041 PR middle-end/38934
30042 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
30043 set to varying whenever max has TREE_OVERFLOW set, similarly
30044 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
30046 2009-01-28 Richard Guenther <rguenther@suse.de>
30048 PR middle-end/38908
30049 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
30050 uninitialized aggregate uses in call arguments.
30052 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
30054 PR tree-optimization/38984
30055 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
30056 the nothing_id variable if -fno-delete-null-pointer-checks.
30058 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
30061 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
30062 (set_got_offset_rex64): Ditto.
30064 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
30067 * doc/extend.texi: Improve local variable with asm reg.
30069 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
30071 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
30072 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
30073 was not supplied then set warn_packed_bitfield_compat to the
30074 default value of 1.
30075 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
30078 2009-01-27 Richard Guenther <rguenther@suse.de>
30080 PR tree-optimization/38503
30081 * cfgexpand.c (expand_gimple_basic_block): Ignore
30082 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
30083 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
30084 variables that cannot have TBAA applied.
30085 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
30088 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
30090 PR middle-end/38969
30091 * calls.c (initialize_argument_information): Do not wrap complex
30092 arguments in SAVE_EXPR.
30094 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
30096 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
30097 (INSTALL_LIBGCC): Revert typo commit.
30099 2009-01-26 Richard Guenther <rguenther@suse.de>
30101 PR tree-optimization/38745
30102 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
30103 from special handling.
30105 2009-01-26 Richard Guenther <rguenther@suse.de>
30107 PR tree-optimization/38745
30108 * tree-ssa.c (execute_update_addresses_taken): Do not include
30109 variables that cannot possibly be a register in not_reg_needs.
30110 Do not clear TREE_ADDRESSABLE on vars that may not become
30112 * tree-ssa.c (update_alias_info_1): Include those in the set
30113 of addressable vars.
30115 2009-01-26 Richard Guenther <rguenther@suse.de>
30117 PR middle-end/38851
30118 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
30119 * tree-ssa-dse.c: Include langhooks.h
30120 (execute_simple_dse): Remove stores with zero size.
30122 2009-01-24 Jakub Jelinek <jakub@redhat.com>
30125 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
30128 2009-01-24 Julian Brown <julian@codesourcery.com>
30130 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
30131 config/arm/linux-atomic.c.
30132 * config/arm/linux-atomic.c: New.
30134 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
30136 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
30137 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
30138 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
30140 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
30143 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
30146 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
30148 PR tree-optimization/38953
30149 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
30150 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
30151 (gloog): Split the exit of the scop when the scop exit is a loop exit.
30152 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
30155 2009-01-24 Paul Brook <paul@codesourcery.com>
30157 * config/arm/neon.md (neon_type): Move to arm.md.
30158 (neon_mov<VSTRUCT>): Add neon_type attribute.
30159 * config/arm/arm.md (neon_type): Move to here.
30160 (conds): Add "unconditioal" and use as default for NEON insns.
30162 2009-01-24 Ben Elliston <bje@au.ibm.com>
30164 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
30165 void *' warning from -Wc++-compat.
30166 * Makefile.in (dominance.o-warn): Remove.
30168 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
30170 PR tree-optimization/38932
30171 * fold-const.c (fold_unary_ignore_overflow): New.
30172 * tree.h (fold_unary_ignore_overflow): Declare.
30173 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
30174 * tree-ssa-sccvn.c (visit_reference_op_load,
30175 simplify_unary_expression): Likewise.
30177 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
30179 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
30180 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
30181 regardless of their type.
30182 * c-common.c (handle_packed_attribute): Don't ignore packed on
30184 * c.opt (Wpacked-bitfield-compat): New warning option.
30185 * stor-layout.c (place_field): Warn if offset of a field changed.
30186 * doc/extend.texi (packed): Mention the ABI change.
30187 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
30188 (Warning Options): Add it to the list.
30190 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
30192 * c-opts.c (c_common_post_options): Fix a typo in comments.
30194 2009-01-22 Steve Ellcey <sje@cup.hp.com>
30196 PR middle-end/38615
30197 * gimplify.c (gimplify_init_constructor): Fix promotion of const
30198 variables to static.
30199 * doc/invoke.texi (-fmerge-all-constants): Update description.
30201 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
30204 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
30205 (*movdi_1_rex64): Use type "mmx" for alternative 5.
30207 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
30209 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
30211 (LOCAL_ALIGNMENT): Similarly.
30213 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
30214 Joseph Myers <joseph@codesourcery.com>
30216 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
30217 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
30218 * config/arm/arm-tune.md: Regenerate.
30219 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
30222 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
30224 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
30225 version number to five.
30227 2009-01-22 Dodji Seketeli <dodji@redhat.com>
30230 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
30231 * c-common.c (set_underlying_type): Likewise.
30232 (is_typedef_decl ): Likewise
30234 (set_underlying_type): Likewise.
30235 (is_typedef_type): Likewise.
30237 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
30239 PR middle-end/38587
30240 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
30243 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
30246 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
30247 (LIBGCC_SPEC): Don't define.
30248 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
30250 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
30252 PR rtl-optimization/38879
30253 * alias.c (base_alias_check): Unaligned access via AND address can
30254 alias all surrounding object types except those with sizes equal
30255 or wider than the size of unaligned access.
30257 2009-01-21 Dodji Seketeli <dodji@redhat.com>
30260 * c-decl.c (clone_underlying_type): Move this ...
30261 * c-common.c (set_underlying_type): ... here.
30262 Also, make sure the function properly sets TYPE_STUB_DECL() on
30263 the newly created typedef variant type.
30264 (is_typedef_decl ): New entry point.
30265 * tree.h: Added a new member member_types_needing_access_check to
30266 struct tree_decl_non_common.
30267 (set_underlying_type): New entry point.
30268 (is_typedef_type): Likewise.
30270 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
30272 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
30273 Check whether two instructions have memory references that
30274 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
30275 are helper functions for traversing.
30276 * alias.h (insn_alias_sets_confilict_p): New prototypes.
30277 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
30278 not to draw dependency edge for instructions with non-conflicting
30281 2009-01-20 Joseph Myers <joseph@codesourcery.com>
30284 * longlong.h: Update copyright years. Use soft-fp license notice.
30285 Sync __clz_tab declaration with glibc.
30287 2009-01-20 Steve Ellcey <sje@cup.hp.com>
30290 * doc/extend.texi (syscall_linkage): New.
30291 (version_id): Modify.
30293 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
30294 Richard Guenther <rguenther@suse.de>
30296 PR tree-optimization/38747
30297 PR tree-optimization/38748
30298 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
30299 conversion if the base address is an indirect reference and the
30300 aliasing sets could cause issues.
30302 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
30304 * common.opt (fgraphite, fgraphite-identity): Add comment for
30305 explaining why these options are not documented.
30307 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
30309 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
30310 gimple_call_lhs is NULL.
30312 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
30315 * emit-rtl.c (adjust_address_1): Make sure memref is never
30318 2009-01-20 Ben Elliston <bje@au.ibm.com>
30320 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
30321 const qualifier from arg parameter. Remove unnecessary cast to char *.
30322 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
30323 const qualifier from arg 2.
30325 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
30327 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
30329 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
30332 * rtl.h (reinit_regs): New prototype.
30333 * regclass.c: Include ira.h.
30334 (reinit_regs): New.
30335 * Makefile.in (regclass.o): Add ira.h.
30336 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
30338 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
30341 * c-common.c (handle_aligned_attribute): Use
30342 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
30343 default alignment value.
30345 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
30347 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
30348 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
30350 * doc/extend.texi: Update __attribute__ ((aligned)). Document
30351 __BIGGEST_ALIGNMENT__.
30353 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
30355 2009-01-18 Richard Guenther <rguenther@suse.de>
30357 PR tree-optimization/38819
30358 * tree-flow.h (operation_could_trap_helper_p): Declare.
30359 * tree-eh.c (operation_could_trap_helper_p): Export.
30360 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
30361 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
30362 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
30363 are about to insert a possibly trapping instruction and fail
30366 2009-01-18 Andreas Schwab <schwab@suse.de>
30368 * doc/install.texi (Configuration): Remove obsolete paragraph
30369 about use of --with-gnu-ld with --with-gnu-as.
30371 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
30373 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
30374 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
30375 Follow spelling conventions.
30377 2009-01-18 Ben Elliston <bje@au.ibm.com>
30379 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
30380 C++ warning about implicit conversion from void * to struct
30382 (bitmap_obstack_free): Likewise for bitmap_element *.
30383 * Makefile.in (bitmap.o-warn): Remove.
30385 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
30387 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
30389 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
30390 Tobias Grosser <tobi.grosser@amd.com>
30392 * graphite.c (graphite_trans_scop_block): Do not block single
30395 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
30397 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
30398 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
30399 test with assertion.
30401 2009-01-16 Richard Guenther <rguenther@suse.de>
30403 PR tree-optimization/38835
30404 PR middle-end/36227
30405 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
30406 and INT + PTR -> (INT)(PTR p+ INT) folding.
30407 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
30409 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
30412 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
30413 the subreg from a lowpart subreg if it is also casting the value.
30415 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
30416 Tobias Grosser <tobi.grosser@amd.com>
30418 * graphite.c (compare_prefix_loops): New.
30419 (build_scop_canonical_schedules): Rewritten.
30420 (graphite_transform_loops): Move build_scop_canonical_schedules
30421 after build_scop_iteration_domain.
30423 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
30424 Tobias Grosser <tobi.grosser@amd.com>
30426 * graphite.c (add_conditions_to_domain): Add the loops to
30427 the dimension of the iteration domain. Do copy the domain
30428 only when it exists.
30429 (build_scop_conditions_1): Do not call add_conditions_to_domain.
30430 (add_conditions_to_constraints): New.
30431 (can_generate_code_stmt, can_generate_code): Removed.
30432 (gloog): Do not call can_generate_code.
30433 (graphite_transform_loops): Call add_conditions_to_constraints
30434 after building the iteration domain.
30436 2009-01-16 Jakub Jelinek <jakub@redhat.com>
30438 PR tree-optimization/38789
30439 * tree-ssa-threadedge.c
30440 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
30441 __builtin_constant_p.
30443 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
30445 * dce.c (delete_unmarked_insns): Reversed the order that insns are
30446 examined before deleting them.
30448 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
30450 * function.c (aggregate_value_p): Correctly extract the function
30451 type from CALL_EXPR_FN lookup.
30453 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
30455 * config/picochip/picochip.c (picochip_override_options): Revert
30456 CFI asm flag disable commited previously.
30458 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
30459 Tobias Grosser <tobi.grosser@amd.com>
30460 Jan Sjodin <jan.sjodin@amd.com>
30462 * graphite.c (scan_tree_for_params): On substractions negate
30463 all the coefficients of the term.
30464 (clast_to_gcc_expression_red): New. Handle reduction expressions
30465 of more than two operands.
30466 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
30467 (get_vdef_before_scop): Handle also the case of default definitions.
30469 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
30471 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
30472 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
30473 Also use them when walking CALL_INSN_FUNCTION_USAGE.
30475 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
30476 Joey Ye <joey.ye@intel.com>
30478 PR middle-end/37843
30479 * cfgexpand.c (expand_stack_alignment): Don't update stack
30480 boundary nor check incoming stack boundary here.
30481 (gimple_expand_cfg): Update stack boundary and check incoming
30482 stack boundary here.
30484 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
30486 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
30488 2009-01-14 Jakub Jelinek <jakub@redhat.com>
30490 PR rtl-optimization/38245
30491 * calls.c (expand_call): Add stack arguments to
30492 CALL_INSN_FUNCTION_USAGE even for pure calls (when
30493 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
30494 in regs and partially in memory or BLKmode arguments.
30495 (emit_library_call_value_1): Add stack arguments to
30496 CALL_INSN_FUNCTION_USAGE even for pure calls (when
30497 ACCUMULATE_OUTGOING_ARGS).
30498 * dce.c: Include tm_p.h.
30499 (find_call_stack_args): New function.
30500 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
30502 (mark_insn): Call find_call_stack_args for CALL_Ps.
30503 (prescan_insns_for_dce): Walk insns backwards in bb rather than
30504 forwards. Allocate and free arg_stores bitmap if needed, pass it
30505 down to deletable_insn_p, don't mark stores set in arg_stores
30506 bitmap, clear the bitmap at the beginning of each bb.
30507 * Makefile.in (dce.o): Depend on $(TM_P_H).
30509 2009-01-14 Michael Meissner <gnu@the-meissners.org>
30512 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
30513 to make sure the insn is a conditional test (bug 22599). Reformat a
30516 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
30518 PR middle-end/38431
30519 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
30520 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
30521 (gloog): Do not call cleanup_tree_cfg.
30522 (graphite_transform_loops): Call cleanup_tree_cfg after all
30523 scops have been code generated.
30525 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
30526 * doc/gty.texi (Invoking the garbage collector): Added new node
30527 and section documenting ggc_collect.
30529 2009-01-14 Richard Guenther <rguenther@suse.de>
30531 PR tree-optimization/38826
30532 PR middle-end/38477
30533 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
30534 initialization notes only if we actually emitted a warning.
30535 (intra_create_variable_infos): Add constraints for a result decl
30536 that is passed by hidden reference.
30537 (build_pred_graph): Mark all related variables non-direct on
30540 2009-01-14 Nick Clifton <nickc@redhat.com>
30542 * ira-conflicts.c: Include addresses.h for the definition of
30544 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
30545 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
30547 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
30550 * Makefile.in (ira-lives.o): Add except.h.
30552 * ira-lives.c: Include except.h.
30553 (process_bb_node_lives): Process can_throw_internal.
30555 2009-01-13 Jakub Jelinek <jakub@redhat.com>
30557 PR rtl-optimization/38774
30558 * combine.c (simplify_set): When undoing cc_use change, don't do
30559 PUT_CODE on the newly created comparison, but instead put back the
30562 2009-01-13 Joseph Myers <joseph@codesourcery.com>
30564 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
30565 values. Remove duplicate arm8 entry.
30567 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
30569 PR tree-optimization/38786
30570 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
30571 the SSA_NAME case of expand_scalar_variables_expr.
30572 Set the type of an expression to the type of its assign statement.
30573 (expand_scalar_variables_expr): Also gather the scalar computation
30574 used to index the memory access. Do not pass loop_p.
30575 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
30576 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
30577 the gimple_stmt_iterator where it inserts new code.
30578 Do not pass loop_p.
30579 (copy_bb_and_scalar_dependences): Do not pass loop_p.
30580 (translate_clast): Update call to copy_bb_and_scalar_dependences.
30582 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
30584 * graphite.h (debug_value): Removed.
30585 * graphite.c (debug_value): Removed.
30587 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
30589 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
30590 ldrd/strd with two 32-bit instructions.
30592 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
30594 * config/arm/arm.c (struct processors): Pass for speed down into
30595 cost helper functions.
30596 (const_ok_for_op): Handle COMPARE and inequality nodes.
30597 (arm_rtx_costs_1): Rewrite.
30598 (arm_size_rtx_costs): Update prototype.
30599 (arm_rtx_costs): Pass speed down to helper functions.
30600 (arm_slowmul_rtx_costs): Rework cost calculations.
30601 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
30602 (arm_9e_rtx_costs): Likewise.
30604 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
30606 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
30607 relocations of local symbols wider than UNITS_PER_WORD are not valid.
30608 (alpha_legitimize_address): Do not split local symbols wider than
30609 UNITS_PER_WORD into HIGH/LO_SUM parts.
30611 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
30614 * gcc.c (process_command): Replace call to execvp with calls
30615 to pex_one and exit.
30617 2009-01-03 Anatoly Sokolov <aesok@post.ru>
30620 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
30621 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
30622 variant for devices with 3-byte PC.
30623 (__tablejump_elpm__): New.
30625 2009-01-12 Jakub Jelinek <jakub@redhat.com>
30628 * c-parser.c (c_parser_postfix_expression): Allow `->' in
30629 offsetof member-designator, handle it as `[0].'.
30631 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30633 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
30634 function when not using named sections on targets with named sections
30635 if branch distance is less than 262132.
30637 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
30639 * combine.c (combine_instructions): Recompute
30640 optimize_this_for_speed_p for each BB in the main combine loop.
30642 2009-01-12 Tomas Bily <tbily@suse.cz>
30645 * tree-loop-distribution.c (prop_phis): New function.
30646 (generate_builtin): Call prop_phis.
30648 2009-01-12 Jakub Jelinek <jakub@redhat.com>
30650 PR tree-optimization/38807
30651 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
30652 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
30654 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
30656 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
30657 subreg of op0 to the original op0.
30659 2009-01-11 Laurent GUERBY <laurent@guerby.net>
30661 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
30663 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
30666 * mips-tfile.c (parse_def): Fix parsing of def strings
30667 starting with digits.
30669 2009-01-10 Jakub Jelinek <jakub@redhat.com>
30672 * config/arm/arm.c (arm_is_long_call_p): Don't call
30673 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
30675 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
30677 * regrename.c (regrename_optimize): Fix dumping.
30678 (find_oldest_value_reg): Preserve REG_POINTER.
30679 (copy_hardreg_forward_1): Likewise.
30681 2009-01-09 Diego Novillo <dnovillo@google.com>
30683 * gimple.h (struct gimple_statement_base) <uid>: Document
30684 the restrictions on its use.
30685 (gimple_uid): Tidy.
30686 (gimple_set_uid): Tidy.
30688 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30690 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
30691 zero guard even if align_bytes != 0 and count is smaller than
30694 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
30696 PR rtl-optimization/38495
30697 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
30698 (add_range_and_copies_from_move_list): Print all added ranges.
30699 Add ranges to memory optimized destination.
30701 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30705 * config/i386/i386.c (override_options): Reject
30706 -mstringop-strategy=rep_8byte with -m32.
30707 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
30708 to 1. Do count comparison against epilogue_size_needed at compile
30709 time even when count_exp was constant forced into register. For
30710 size_needed don't jump to epilogue, instead just avoid aligning
30711 and invoke the body algorithm. If need_zero_guard, add zero guard
30712 even if count is non-zero, but smaller than size_needed + number of
30713 bytes that could be stored for alignment.
30714 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
30715 to 1. If need_zero_guard, add zero guard even if count is non-zero,
30716 but smaller than size_needed + number of bytes that could be stored
30717 for alignment. Compare size_needed with epilogue_size_needed instead
30718 of desired_align - align, don't adjust size_needed, pass
30719 epilogue_size_needed to the epilogue expanders.
30722 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
30724 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30726 * pa.c (last_address): Change to unsigned.
30727 (update_total_code_bytes): Change argument to unsigned. Don't
30728 check if insn addresses are set.
30729 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
30730 addresses are not set.
30731 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
30733 2009-01-09 Nick Clifton <nickc@redhat.com>
30735 * config/sh/symbian.c: Replace uses of DECL_INLINE with
30736 DECL_DECLARED_INLINE_P.
30738 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30740 PR middle-end/38347
30741 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
30742 GET_MODE (op0) in operand_subword_force calls.
30744 PR middle-end/38771
30745 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
30746 fold_convert arg0 operands to TREE_TYPE (op0) first.
30748 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
30750 * params.def (ira-max-conflict-table-size): Decrease default value
30753 2009-01-08 Jakub Jelinek <jakub@redhat.com>
30755 PR tree-optimization/37031
30756 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
30758 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
30759 allocate it using gc instead of heap, use VEC_quick_push instead of
30761 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
30762 instead of heap, use VEC_quick_push instead of VEC_safe_push.
30763 * tree-data-ref.h (struct access_matrix): Change matrix to gc
30764 allocated vector from heap allocated.
30765 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
30766 * tree-loop-linear.c (linear_transform_loops): Allocate nest
30767 vector only after perfect_loop_nest_depth call.
30769 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
30770 Jan Sjodin <jan.sjodin@amd.com>
30772 PR tree-optimization/38559
30773 * graphite.c (debug_value, copy_constraint,
30774 swap_constraint_variables, scale_constraint_variable, ): New.
30775 (get_lower_bound, get_upper_bound): Removed.
30776 (graphite_trans_bb_strip_mine): Clean up this code that works
30777 only for constant number of iterations. Fully copy upper and
30778 lower bound constraints, not only the constant part of them.
30779 * graphite.h (debug_value): Declared.
30781 2009-01-08 Ira Rosen <irar@il.ibm.com>
30783 PR tree-optimization/37194
30784 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
30785 Don't add the cost of cost model guard in prologue to scalar
30786 outside cost in case of known number of iterations.
30788 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
30789 Alan Modra <amodra@bigpond.net.au>
30791 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
30792 non-word-aligned REG+CONST addressing.
30794 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
30797 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
30798 free_after_compilation when outputting a thunk.
30799 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
30800 Do not call free_after_compilation here.
30802 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
30804 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
30805 (ix86_valid_target_attribute_inner_p): Ditto.
30807 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
30809 PR tree-optimization/38492
30810 PR tree-optimization/38498
30811 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
30812 * tree-chrec.h (scev_is_linear_expression): Declared.
30813 * graphite.c (graphite_cannot_represent_loop_niter): New.
30814 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
30815 (graphite_loop_normal_form): Use gcc_assert.
30816 (scan_tree_for_params): Use CASE_CONVERT.
30817 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
30818 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
30819 Use gcc_assert. Discard scops that contain unhandled cases.
30820 (build_scop_conditions): Return a boolean status for unhandled cases.
30821 (strip_mine_profitable_p): Print the loop number, not its depth.
30822 (is_interchange_valid): Pass the depth of the loop nest, don't
30823 recompute it wrongly.
30824 (graphite_trans_bb_block): Same.
30825 (graphite_trans_bb_block): Print tentative of loop blocking.
30826 (graphite_trans_scop_block): Do not print that the loop has been
30828 (graphite_transform_loops): Do not handle scops that contain condition
30831 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
30833 AVX Programming Reference (December, 2008)
30834 * config/i386/avxintrin.h (_mm256_stream_si256): New.
30835 (_mm256_stream_pd): Likewise.
30836 (_mm256_stream_ps): Likewise.
30838 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
30839 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
30840 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
30841 (bdesc_special_args): Add __builtin_ia32_movntdq256,
30842 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
30843 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
30844 (ix86_expand_special_args_builtin): Likewise.
30846 * config/i386/sse.md (AVXMODEDI): New.
30847 (avx_movnt<mode>): Likewise.
30848 (avx_movnt<mode>): Likewise.
30849 (<sse>_movnt<mode>): Remove AVX support.
30850 (sse2_movntv2di): Likewise.
30852 2009-01-07 Richard Guenther <rguenther@suse.de>
30854 PR middle-end/38751
30855 * fold-const.c (extract_muldiv): Remove obsolete comment.
30856 (fold_plusminus_mult_expr): Undo MINUS_EXPR
30857 to PLUS_EXPR canonicalization for the canonicalization.
30859 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
30861 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
30862 hosted cross-compilers generating less efficient code.
30864 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
30866 * function.h (rtl_data): Add a dbr_scheduled_p field.
30867 * reorg.c (dbr_schedule): Set it.
30868 (gate_handle_delay_slots): Check it.
30869 * config/mips/mips.c (mips_base_delayed_branch): Delete.
30870 (mips_reorg): Check flag_delayed_branch instead of
30871 mips_base_delayed_branch.
30872 (mips_override_options): Don't set mips_base_delayed_branch
30873 or flag_delayed_branch.
30875 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
30877 PR rtl-optimization/38426.
30878 * ira.c (ira): Set current_function_is_leaf earlier.
30880 2009-01-06 Jakub Jelinek <jakub@redhat.com>
30882 PR rtl-optimization/38722
30883 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
30884 too early, only set a flag and modify after last possible
30887 2009-01-06 Janis Johnson <janis187@us.ibm.com>
30890 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
30891 * real.c (decimal_single_format): Correct values of emin and emax.
30892 (decimal_double_format): Ditto.
30893 (decimal_quad_format): Ditto.
30894 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
30895 computation of DECnn_MIN and DECnn_MAX for corrected values of
30896 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
30897 __DECnn_MIN__, and adjust its computation for the corrected value
30900 2009-01-06 Jan Hubicka <jh@suse.cz>
30903 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
30905 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
30907 * doc/contrib.texi (Contributors): Slightly adjust the end note.
30908 Add Robert Clark to the list of testers.
30910 2009-01-06 Jan Hubicka <jh@suse.cz>
30911 Kai Tietz <kai.tietz@onevision.com>
30913 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
30914 * config/i386/i386.c (ix86_expand_call): Add clobbers.
30916 2009-01-06 Jan Hubicka <jh@suse.cz>
30917 Kai Tietz <kai.tietz@onevision.com>
30919 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
30921 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
30922 (ix86_nsaved_regs): Count only general purpose regs.
30923 (ix86_nsaved_sseregs): New.
30924 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
30925 to 16 for w64; compute padding and size of sse reg save area.
30926 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
30927 general purpose regs.
30928 (ix86_emit_save_sse_regs_using_mov): New.
30929 (ix86_expand_prologue): Save SSE regs if needed.
30930 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
30931 (ix86_emit_restore_sse_regs_using_mov): New.
30932 (ix86_expand_epilogue): Save SSE regs if needed.
30934 2009-01-06 Jan Hubicka <jh@suse.cz>
30935 Kai Tietz <kai.tietz@onevision.com>
30937 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
30938 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
30939 functions when accumulate outgoing args is off.
30941 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
30944 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
30945 before using pseudos_have_intersected_live_ranges_p.
30947 * ira-int.h (ira_assert): Always define.
30949 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
30951 AVX Programming Reference (December, 2008)
30952 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
30953 (_mm256_permute2_pd): Likewise.
30954 (_mm_permute2_ps): Likewise.
30955 (_mm256_permute2_ps): Likewise.
30956 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
30957 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
30959 * config/i386/i386.c (ix86_builtins): Remove
30960 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
30961 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
30962 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
30963 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
30964 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
30965 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
30966 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
30967 __builtin_ia32_vpermil2ps256.
30968 (ix86_init_mmx_sse_builtins): Updated.
30969 (ix86_expand_args_builtin): Likewise.
30971 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30973 * pa.c (output_call): Relocate non-jump insns in the delay slot of
30974 long absolute calls when generating PA 2.0 code.
30976 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
30978 PR rtl-optimization/38583
30979 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
30981 * params.def (ira-max-conflict-table-size): New.
30983 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
30985 * ira.h (ira_conflicts_p): New external definition.
30987 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
30988 table. Report this. Return result of building.
30989 (ira_build_conflicts): Use ira_conflicts_p. Check result of
30990 building conflict table.
30992 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
30993 (ira_color): Use ira_conflicts_p.
30995 * global.c: Include ira.h.
30996 (pseudo_for_reload_consideration_p, build_insn_chain): Use
30999 * Makefile.in (global.o): Add ira.h.
31001 * ira-build.c (mark_all_loops_for_removal,
31002 propagate_some_info_from_allocno): New.
31003 (remove_unnecessary_allocnos): Call
31004 propagate_some_info_from_allocno.
31005 (remove_low_level_allocnos): New.
31006 (remove_unnecessary_regions): Add parameter. Call
31007 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
31008 parameter to remove_unnecessary_regions.
31009 (ira_build): Remove all regions but root if the conflict table was
31010 not built. Update conflict hard regs for allocnos crossing calls.
31012 * ira.c (ira_conflicts_p): New global.
31013 (ira): Define and use ira_conflicts_p.
31015 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
31016 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
31017 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
31019 2009-01-06 Ben Elliston <bje@au.ibm.com>
31021 * gengtype-lex.l (YY_NO_INPUT): Define.
31023 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
31026 * c-common.c (handle_vector_size_attribute): Also reject
31027 BOOLEAN_TYPE types.
31029 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
31031 PR tree-optimization/38492
31032 * graphite.c (rename_map_elt, debug_rename_elt,
31033 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
31034 rename_map_elt_info, eq_rename_map_elts,
31035 get_new_name_from_old_name, bb_in_sese_p): Moved around.
31036 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
31037 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
31038 (sese_build_livein_liveouts): New.
31039 (new_sese, free_sese): New.
31040 (new_scop): Call new_sese.
31041 (free_scop): Call free_sese.
31042 (rename_variables_from_edge, rename_phis_end_scop): Removed.
31043 (register_old_new_names): Renamed register_old_and_new_names.
31044 (register_scop_liveout_renames, add_loop_exit_phis,
31045 insert_loop_close_phis, struct igp,
31046 default_liveout_before_guard, add_guard_exit_phis,
31047 insert_guard_phis, copy_renames): New.
31048 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
31049 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
31050 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
31051 (scop_adjust_phis_for_liveouts): New.
31052 (gloog): Call scop_adjust_phis_for_liveouts.
31054 * graphite.h (struct sese): Documented. Added fields liveout,
31055 num_ver and livein.
31056 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
31057 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
31058 (struct scop): Added field liveout_renames.
31059 (SCOP_LIVEOUT_RENAMES): New.
31061 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31063 PR tree-optimization/38510
31064 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
31065 (translate_clast): Call recompute_all_dominators before
31067 (gloog): Call recompute_all_dominators before graphite_verify.
31069 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
31070 Jan Sjodin <jan.sjodin@amd.com>
31072 PR tree-optimization/38500
31073 * graphite.c (create_sese_edges): Call fix_loop_structure after
31076 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
31078 * config.gcc: Add m32r*-*-rtems*.
31079 * config/m32r/rtems.h: New file.
31081 2009-01-05 Ben Elliston <bje@au.ibm.com>
31083 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
31084 (.po.pox): Likewise.
31085 (po/gcc.pot): Likewise.
31087 2009-01-04 David S. Miller <davem@davemloft.net>
31089 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
31090 (STARTING_FRAME_OFFSET): Always set to zero.
31092 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31094 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
31095 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
31096 fixed-point types, and vectors of the same.
31098 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
31100 * config/mips/sync.md (*mb_barrier): Rename to...
31101 (*memory_barrier): ...this.
31103 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
31105 * doc/extend.texi (Function Attributes): Move @cindex after @item
31106 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
31107 and put in alphabetical order. Fix 'target' name and put in order.
31108 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
31111 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
31113 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
31114 (memory_barrier): Expand as unspec instead of unspec_volatile.
31115 Remove mem:BLK from insn operands. Use Pmode scratch register.
31116 (*memory_barrier): Define as unspec instead of unspec_volatile.
31117 Use (match_dup 0) as input operand.
31119 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
31120 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
31121 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
31122 scratch register. Remove operand 1.
31123 (*stbar): Define as unspec instead of unspec_volatile.
31124 Use (match_dup 0) as input operand, remove (const_int 8).
31125 (*membar): Define as unspec instead of unspec_volatile.
31126 Use (match_dup 0) as input operand, remove input operand 2.
31128 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
31129 (memory_barrier): Expand as unspec instead of unspec_volatile.
31130 Remove mem:BLK from insn operands. Use Pmode scratch register.
31131 (*memory_barrier): Define as unspec instead of unspec_volatile.
31132 Use (match_dup 0) as input operand.
31134 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
31135 Remove mem:BLK from insn operands. Use Pmode scratch register.
31136 Set volatile flag on operand 0.
31137 (*memory_barrier): New insn pattern.
31139 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
31141 (*memory_barrier): Use (match_dup 0) as input operand.
31143 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
31144 Remove mem:BLK from insn operands. Use Pmode scratch register.
31145 Set volatile flag on operand 0.
31146 (*mb_internal): New insn pattern.
31148 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
31150 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31152 PR middle-end/38586
31153 * function.c (struct temp_slot): Move to the section of the file
31154 that deals with temp slots. Remove field 'address'.
31155 (temp_slot_address_table): New hash table of address -> temp slot.
31156 (struct temp_slot_address_entry): New struct, items for the table.
31157 (temp_slot_address_compute_hash, temp_slot_address_hash,
31158 temp_slot_address_eq, insert_temp_slot_address): Support functions
31160 (find_temp_slot_from_address): Rewrite to use the new hash table.
31161 (remove_unused_temp_slot_addresses): Remove addresses of temp
31162 slots that have been made available.
31163 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
31164 worker function for remove_unused_temp_slot_addresses.
31165 (assign_stack_temp_for_type): Don't clear the temp slot address list.
31166 Add the temp slot address to the address -> temp slot map.
31167 (update_temp_slot_address): Update via insert_temp_slot_address.
31168 (free_temp_slots): Call remove_unused_temp_slot_addresses.
31169 (pop_temp_slots): Likewise.
31170 (init_temp_slots): Allocate the address -> temp slot map, or empty
31171 the map if it is already allocated.
31172 (prepare_function_start): Initialize temp slot processing.
31174 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31176 PR middle-end/38584
31177 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
31178 Calculate the size of all stack vars assuming no packing of stack
31179 vars will happen, replacing a quadratic algorithm with a linear one.
31181 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31184 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
31187 2009-01-03 Diego Novillo <dnovillo@google.com>
31189 * doc/contrib.texi: Update contributions.
31191 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31194 * builtins.c (fold_builtin_memory_op): Give up if either operand
31195 is volatile. Set srctype or desttype to non-qualified version
31199 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
31200 and FUNCTION_DECLs.
31202 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
31204 PR rtl-optimization/35805
31205 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
31206 problem if fast dce is able to remove any instructions.
31207 * dce.c (dce_process_block): Fix dump message.
31209 2009-01-02 Mark Mitchell <mark@codesourcery.com>
31212 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
31214 2009-01-02 Jakub Jelinek <jakub@redhat.com>
31216 PR middle-end/38690
31217 * tree-flow.h (op_code_prio, op_prio): New prototypes.
31218 * tree-pretty-print.c (op_code_prio): New function.
31219 (op_prio): No longer static. Use op_code_prio.
31220 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
31221 Use op_prio and op_code_prio to determine if () should be
31222 printed around operand(s) or not.
31224 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
31225 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
31226 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
31227 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
31228 pp_character instead of pp_string for single letter printing.
31230 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
31232 * doc/extend.texi: Fix '#pragma GCC option' typo.
31234 2009-01-02 Richard Guenther <rguenther@suse.de>
31236 * doc/install.texi (--enable-checking): Mention different
31237 default for stage1.
31238 (--enable-stage1-checking): Document.
31240 2009-01-01 Andrew Pinski <pinskia@gmail.com>
31242 PR middle-end/30142
31243 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
31244 case to be an error.
31246 2009-01-02 Ben Elliston <bje@au.ibm.com>
31248 * config/fp-bit.h (pack_d): Constify argument.
31249 * config/fp-bit.c (makenan): Constify return type. Remove casts.
31250 (isnan): Constify argument.
31252 (iszero): Likewise.
31253 (pack_d): Likewise.
31254 (_fpadd_parts): Constify return type.
31255 (_fpmul_parts): Likewise.
31256 (_fpdiv_parts): Likewise.
31258 2009-01-01 Jakub Jelinek <jakub@redhat.com>
31261 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
31262 warn about overwriting initializer with side-effects or
31263 -Woverride-init if !IMPLICIT.
31264 (output_init_element): Likewise. Pass IMPLICIT down to
31266 (process_init_element): Add IMPLICIT argument. Pass it down
31267 to output_init_element.
31268 (push_init_element, pop_init_level, set_designator): Adjust
31269 process_init_element callers.
31270 (set_nonincremental_init, set_nonincremental_init_from_string):
31271 Adjust add_pending_init callers.
31272 (output_pending_init_elements): Adjust output_init_element callers.
31273 * c-tree.h (process_init_element): Adjust prototype.
31274 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
31275 process_init_element callers.
31278 Copyright (C) 2009 Free Software Foundation, Inc.
31280 Copying and distribution of this file, with or without modification,
31281 are permitted in any medium without royalty provided the copyright
31282 notice and this notice are preserved.