1 2007-03-26 Zack Weinberg <zackw@panix.com>
3 * vec.h: Remove all #if IN_GENGTYPE blocks.
4 Add comment saying that changes may require adjustments to gengtype.
5 * gengtype.c: Don't include coretypes.h or tm.h.
6 Add comment to inclusion of errors.h.
7 (note_def_vec, note_def_vec_alloc): New functions.
8 * gengtype.h: Declare new functions.
9 * gengtype-lex.l: Don't include coretypes.h.
10 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
12 (update_lineno): Remove unnecessary prototype.
13 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
14 (VEC rule): Just return VEC_TOKEN.
15 * gengtype-yacc.y (VEC_TOKEN): New token type.
16 (type): Add a production for VEC(a,b).
17 * Makefile.in: Update dependencies.
19 * gengtype-lex.l: Remove rules for parsing pointer-to-function
20 typedefs that use the old PARAMS macro.
22 * gengtype-lex.l: Remove all rules and states relating to yacc
24 * gengtype-yacc.y: Similarly.
25 * gengtype.c (note_yacc_type): Delete function.
26 * gengtype.h: Update prototypes.
28 2007-03-26 Joseph Myers <joseph@codesourcery.com>
30 * tree-pretty-print.c (dump_generic_node): Report precision of
31 unnamed integer types.
33 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
35 * ifcvt.c (noce_try_store_flag_constants): Don't check
37 (noce_try_store_flag_constants): Don't check no_new_pseudos.
38 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
39 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
40 noce_try_sign_mask): Likewise.
41 (if_convert): Check no_new_pseudos here.
43 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
45 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
46 (noce_get_condition): Handle new then_else_reversed argument.
47 (noce_init_if_info): Remove, fold into noce_find_if_block.
48 (noce_process_if_block): Take a struct noce_if_info as the
49 argument. Don't set up one based on ce_if_info. Update pointer
50 references accordingly.
51 (cond_move_process_if_block): Likewise.
52 (process_if_block): Removed.
53 (find_if_block): Removed. Move functionality two new functions,
54 noce_find_if_block and cond_exec_find_if_block.
55 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
56 blocks and the symmetric IF-ELSE-JOIN case.
57 (cond_exec_find_if_block): Also new function mostly based on old
58 find_if_block and process_if_block.
59 (find_if_header): Replace find_if_block call with separately
60 guarded calls to noce_find_if_block and cond_exec_find_if_block.
61 (find_cond_trap): Update noce_get_condition call.
62 (dead_or_predicable): Likewise.
64 2007-03-26 Jakub Jelinek <jakub@redhat.com>
66 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
68 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
69 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
70 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
71 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
72 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
73 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
74 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
75 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
76 __builtin_ia32_psrad128 builtins.
78 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
80 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
81 * config/i386/constraints.md
82 (define_constraint "I"): Use IN_RANGE macro.
83 (define_constraint "J"): Ditto.
84 (define_constraint "K"): Ditto.
85 (define_constraint "M"): Ditto.
86 (define_constraint "N"): Ditto.
87 (define_constraint "O"): Ditto.
88 * config/i386/predicates.md
89 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
90 (define_predicate "const_0_to_3_operand"): Ditto.
91 (define_predicate "const_0_to_7_operand"): Ditto.
92 (define_predicate "const_0_to_15_operand"): Ditto.
93 (define_predicate "const_0_to_63_operand"): Ditto.
94 (define_predicate "const_0_to_255_operand"): Ditto.
95 (define_predicate "const_1_to_31_operand"): Ditto.
96 (define_predicate "const_2_to_3_operand"): Ditto.
97 (define_predicate "const_4_to_7_operand"): Ditto.
99 2007-03-25 David Edelsohn <edelsohn@gnu.org>
101 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
102 in SImode for save_world.
103 * config/rs6000/altivec.md (save_world, restore_world): Convert to
106 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
108 PR tree-optimization/30784
109 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
112 2007-03-25 Revital Eres <eres@il.ibm.com>
114 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
115 Fold movement_possibility function into it.
117 2007-03-25 David Edelsohn <edelsohn@gnu.org>
119 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
120 (load_macho_picbase_{si,di}): Convert to LR hard reg.
121 (call_indirect_nonlocal_darwin64): Same.
122 (call_nonlocal_darwin64): Same.
123 (call_value_indirect_nonlocal_darwin64): Same.
124 (call_value_nonlocal_darwin64): Same.
125 (sibcall_nonlocal_darwin64): Same.
126 (sibcall_value_nonlocal_darwin64): Same.
127 (sibcall_symbolic_64): Same.
128 (sibcall_value_symbolic_64): Same.
129 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
131 (rs6000_emit_load_toc_table): Same.
132 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
133 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
139 (load_toc_v4_pic_si): Same
140 (load_toc_v4_PIC_1): Same.
141 (load_toc_v4_PIC_1b): Same.
142 (call_indirect_aix{32,64}): Same.
143 (call_value_indirect_aix{32,64}): Same.
146 (call_local{32,64}): Same.
147 (call_value_local{32,64}): Same.
148 (call_indirect_nonlocal_aix{32,64}): Same.
149 (call_nonlocal_aix{32,64}): Same.
150 (call_value_indirect_nonlocal_aix{32,64}): Same.
151 (call_value_nonlocal_aix{32,64}): Same.
152 (call_indirect_nonlocal_sysv<mode>): Same.
153 (call_nonlocal_sysv<mode>): Same.
154 (call_value_indirect_nonlocal_sysv<mode>): Same.
155 (call_value_nonlocal_sysv<mode>): Same.
157 (sibcall_local{32,64}): Same.
158 (sibcall_value_local{32,64}): Same.
159 (sibcall_nonlocal_aix{32,64}): Same.
160 (sibcall_value_nonlocal_aix{32,64}): Same.
161 (sibcall_nonlocal_sysv<mode>): Same.
162 (sibcall_value): Same.
163 (sibcall_value_nonlocal_sysv<mode>): Same.
165 2007-03-24 Paul Brook <paul@codesourcery.com>
167 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
168 * config/arm/linux-eabi.h: Remove legacy syscall hack.
170 2007-03-24 Richard Henderson <rth@redhat.com>
172 * config/ia64/constraints.md: New file.
173 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
174 satisfies_constraint_?.
175 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
176 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
177 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
178 ia64_output_mi_thunk): Likewise.
179 (ia64_const_ok_for_letter_p): Remove.
180 (ia64_const_double_ok_for_letter_p): Remove.
181 (ia64_extra_constraint): Remove.
182 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
183 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
184 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
185 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
186 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
187 EXTRA_MEMORY_CONSTRAINT): Remove.
188 * config/ia64/ia64.md: Include constriants.md. Replace
189 CONST_OK_FOR_? with satisfies_constraint_?.
191 2007-03-23 Michael Meissner <michael.meissner@amd.com>
192 H.J. Lu <hongjiu.lu@intel.com>
194 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
196 (name macros): Use DPD_BID_NAME to convert names properly.
198 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
199 decimal floating point format.
200 (init_floating_libfuncs): Change decimal functions so that they
201 have a "bid_" prefix if the decimal system uses the BID format,
202 and "dpd_" prefix if the decimal system uses the DPD format.
203 (init_interclass_conv_libfuncs): Ditto.
204 (init_intraclass_conv_libfuncs): Ditto.
206 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
207 using the BID format.
209 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
210 whether we are using the BID decimal format.
211 * configure: Regenerate.
213 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
214 the compiler has decimal floating point enabled. Define
215 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
218 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
219 using the BID format.
221 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
222 whether we are using the BID decimal format.
223 * configure: Regenerate.
225 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
226 the compiler has decimal floating point enabled. Define
227 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
230 * doc/install.texi (--enable-decimal-float): Document BID and DPD
231 options, and that it is enabled for i386/x86_64 systems.
233 * Makefile.in (enable_decimal_float): New.
235 (DECNUMINC): Add -I$(DECNUMFMT).
236 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
237 to $(DECNUMFMT) from $(DECNUM).
239 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
240 Substitute enable_decimal_float.
241 * configure: Regenerated.
244 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
247 * configure.ac: Enable decimal float for x86_64-*-linux*.
248 * configure: Regenerated.
251 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
252 decimal128ClearSign to flip and clear the sign bit in decimal128.
253 (decimal_real_maxval): Set decimal128SetSign to set the sign
256 2007-03-23 Ian Lance Taylor <iant@google.com>
258 * fold-const.c (fold_binary): Correct warning for X - c >= X.
260 2007-03-23 Ian Lance Taylor <iant@google.com>
262 * tree-dump.c (dump_files): Correct comment.
264 2007-03-23 Ian Lance Taylor <iant@google.com>
266 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
268 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
270 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
271 in cfglayout mode. Don't go into and out of cfglayout mode.
272 Link the blocks in the order of the constructed traces.
273 (rest_of_handle_tracer): Adjust call to tracer.
274 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
275 Don't go into cfglayout mode.
276 (rtl_loop_done): Don't go out of cfglayout mode.
277 * cfglayout.c (relink_block_chain): New function, split out from...
278 (fixup_reorder_chain): ...here. Remove redundant checking.
279 (cfg_layout_finalize): Don't clear the header, footer, and aux
280 fields here, move the code to do so to relink_block_chain. Likewise
281 for free_original_copy_tables.
282 * rtl.h (tracer): Update prototype.
283 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
284 Assert we are in cfglayout mode. Don't go into and out of cfglayout
285 mode. Use relink_block_chain to serialize the CFG according to the
286 new basic block order. Move targetm.cannot_modify_jumps_p check from
288 (gate_handle_reorder_blocks): ...to here.
289 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
291 (gate_duplicate_computed_gotos): ...to here.
292 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
293 something always changes when going into and out of cfglayout mode.
294 Perform an expensive cfg cleanup while going into cfglayout mode.
295 Always update liveness information on HAVE_conditional_execution
296 targets. Reserialize the basic blocks and go out of cfglayout mode.
297 * reg-stack.c: Include cfglayout.h.
298 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
299 the call to reorder_basic_blocks.
300 * basic-block.h (reorder_basic_blocks): Update prototype.
301 (relink_block_chain): New prototype.
302 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
304 2007-03-23 Joseph Myers <joseph@codesourcery.com>
306 * config/mips/mips.md (type, hazard, *movdi_32bit,
307 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
308 *movhi_internal, *movqi_internal, *movsf_hardfloat,
309 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
310 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
311 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
313 (movcc): Change first xfer to multi.
314 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
315 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
316 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
317 config/mips/generic.md: Change reservations using "xfer" to use
319 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
321 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
322 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
324 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
326 2007-03-22 Richard Henderson <rth@redhat.com>
328 * config/i386/i386.c: Remove unnecessary function declarations.
329 Move targetm definition, and all related macros, to the end of
330 the file. Resort some functions to put definitions before uses.
331 (ix86_attribute_table): Make static. Move to end of file.
332 (ix86_gimplify_va_arg): Make static.
334 2007-03-22 Richard Henderson <rth@redhat.com>
336 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
337 don't increase local_regparm with force_align_arg_pointer check.
338 (ix86_function_sseregparm): Assert 32-bit.
339 (type_has_variadic_args_p): New.
340 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
341 type_has_variadic_args_p.
342 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
343 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
344 use memset instead. Do maybe_vaarg check first; skip attribute
345 tests if true; skip attribute tests for 64-bit.
346 (construct_container): Remove TARGET_DEBUG_ARG.
347 (function_arg_advance_32, function_arg_advance_64): Split out ...
348 (function_arg_advance): ... from here.
349 (function_arg_32, function_arg_64): Split out ...
350 (function_arg): ... from here.
351 (ix86_pass_by_reference): Tidy.
352 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
353 (function_value_32): New, from parts of ix86_function_value
354 and ix86_value_regno.
355 (function_value_64): New, from parts of ix86_function_value
356 and ix86_libcall_value.
357 (ix86_function_value_1): New.
358 (ix86_function_value, ix86_libcall_value): Use it.
359 (return_in_memory_32, return_in_memory_64): Split out ...
360 (ix86_return_in_memory): ... from here.
361 (ix86_struct_value_rtx): Skip for 64-bit.
362 (ix86_libcall_value, ix86_value_regno): Remove.
363 (setup_incoming_varargs_64): Split out ...
364 (ix86_setup_incoming_varargs): ... from here.
365 (ix86_va_start): Remove TARGET_DEBUG_ARG.
366 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
367 * config/i386/i386-protos.h (ix86_function_value): Remove.
368 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
370 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
373 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
374 infinities not supported, otherwise emit warning if -Woverflow. On
375 underflow, emit warning if -Woverflow.
376 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
378 * real.h (real_from_string): Update declaration
380 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
381 Richard Henderson <rth@redhat.com>
383 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
384 * calls.c (compute_argument_block_size, expand_call,
385 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
386 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
387 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
388 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
389 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
390 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
391 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
392 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
395 2007-03-22 Joseph Myers <joseph@codesourcery.com>
397 * c-incpath.c (add_sysroot_to_chain): New.
398 (merge_include_chains): Add sysroot argument. Call
399 add_sysroot_to_chain if sysrooted.
400 (register_include_chains): Update call to merge_include_chains.
401 * doc/cppopts.texi: Document use of '=' in include directory
404 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
406 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
407 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
408 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
409 insn pattern using X87MODEF12 mode macro.
411 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
413 * regmove.c (regmove_optimize): Use reg_mentioned_p
414 instead of reg_overlap_mentioned_p for DST.
416 2007-03-21 Mike Stump <mrs@apple.com>
418 * c.opt: Fixup for Objective-C/C++.
420 2007-03-21 Steve Ellcey <sje@cup.hp.com>
422 * explow.c (convert_memory_address): Fold memory reference when
423 POINTERS_EXTEND_UNSIGNED < 0
425 2007-03-21 Richard Henderson <rth@redhat.com>
428 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
429 * config/i386/mmintrin.h (__m64): Likewise.
430 * config/i386/xmmintrin.h (__m128): Likewise.
432 2007-03-21 Richard Sandiford <richard@codesourcery.com>
434 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
435 (VXWORKS_OS_CPP_BUILTINS): Define.
436 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
437 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
439 2007-03-21 Richard Sandiford <richard@codesourcery.com>
441 * rtl.h (constant_pool_reference_p): Delete.
442 (find_constant_src): Declare.
443 * rtlanal.c (find_constant_src): New function.
444 * simplify-rtx.c (constant_pool_reference_p): Delete.
445 * config/i386/i386.md: Use find_constant_src instead of
446 constant_pool_reference_p/avoid_constant_pool_reference pairs.
448 2007-03-21 Richard Sandiford <richard@codesourcery.com>
450 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
451 * c-cppbuiltin.c (c_cpp_builtins): Define them.
453 2007-03-20 Mark Mitchell <mark@codesourcery.com>
455 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
456 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
457 (arm_elf_asm_constructor): Use it.
458 (arm_elf_asm_destructor): New function.
460 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
462 * jump.c (mark_jump_label): Treat SEQUENCE specially.
464 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
466 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
468 2007-03-19 Andrew Haley <aph@redhat.com>
470 PR tree-optimization/31264
471 * tree-vrp.c (register_edge_assert_for_1): Don't look though
474 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
476 PR rtl-optimization/30907
477 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
478 (fwprop_init): Always call loop_optimizer_initialize.
479 (fwprop_done): Always call loop_optimizer_finalize.
480 (fwprop): We always have loop info now.
481 (gate_fwprop_addr): Remove.
482 (pass_fwprop_addr): Use gate_fwprop as gate.
484 PR rtl-optimization/30841
485 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
486 df_chain_alloc): Call df_reorganize_refs unconditionally.
487 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
488 refs_organized to refs_organized_size.
489 (df_ref_create_structure): Use refs_organized_size instead of
490 bitmap_size if refs had been organized, and keep refs_organized_size
492 * df.h (struct df_ref_info): Change refs_organized to
494 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
497 2007-03-19 Mark Mitchell <mark@codesourcery.com>
499 * except.c (output_function_exception_table): Do not reference the
500 EH personality routine for functions that do not require an
503 2007-03-20 Jakub Jelinek <jakub@redhat.com>
506 * c-typeck.c (convert_for_assignment): Call comptypes for
507 RECORD_TYPE or UNION_TYPE.
510 * reload1.c (reload): Do invalid ASM checking after
511 cleanup_subreg_operands.
513 2007-03-19 Jeff Law <law@redhat.com>
515 * tree-cfg.c (find_taken_edge): Tighten conditions for
516 optimizing computed gotos.
518 2007-03-19 Michael Matz <matz@suse.de>
520 * builtins.c (expand_builtin_sync_operation,
521 expand_builtin_compare_and_swap,
522 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
525 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
526 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
529 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
531 * doc/tm.texi: Add brackets around the return type of
532 TARGET_SECONDARY_RELOAD.
534 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
535 Richard Guenther <rguenther@suse.de>
537 PR tree-optimization/31254
538 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
539 Use handled_component_p () where appropriate. Continue
540 propagating into the rhs if we propagated into an INDIRECT_REF
543 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
545 * config/s390/s390.md (op_type attribute): RRR instruction type added.
546 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
547 (xde, xdee): Mode attributes adjusted to support DFP modes.
548 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
549 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
550 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
551 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
552 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
553 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
554 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
556 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
557 "movsf"): Insn definitions removed.
558 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
559 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
560 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
562 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
563 "reload_in<mode>", "reload_out<mode>"): Expander added.
564 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
567 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
569 * config/s390/s390.md: Only non-functional changes. Renamed
570 FPR mode macro to BFP all over the file.
572 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
574 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
575 (op_type attribute): RRF instruction type added.
576 (fT0): New mode attribute.
577 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
578 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
579 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
580 no secondary memory is needed when moving DFmode values between GPRs
583 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
585 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
586 inverted and documentation adjusted.
587 ("mhard-dfp", "msoft-dfp"): New options.
588 * config/s390/s390.c (s390_handle_arch_option): New architecture
590 (override_options): Sanity checks for the new options added.
591 * config.gcc: New architecture switch: z9-ec.
592 * config/s390/s390.h (processor_flags): PF_DFP added.
593 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
594 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
595 when the bit is NOT set so remove it from the defaults.
597 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
599 * genemit.c (main): Print include statement for dfp.h.
600 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
603 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
605 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
607 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
610 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
613 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
615 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
616 attr_length_call, output_call, output_indirect_call): Cleanup
617 formatting of targetm calls.
619 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
621 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
623 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
625 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
626 reservation, bypass and anti-bypass descriptions for these instructions.
627 Update move patterns.
628 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
631 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
633 * tree-vect-transform.c (get_initial_def_for_induction): Replace
634 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
635 (get_initial_def_for_reduction): Likewise.
637 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
639 Fix PR tree-optimization/29922
640 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
641 (get_representative): Removed.
642 (value_dies_in_block_x): Update for rvuse removal.
643 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
644 (compute_antic_aux): Handle when PHI nodes appear in
645 non-single-successors.
646 (dump_bitmap_of_names): Removed.
647 (compute_antic_safe): Renamed and removed rvuse calculation.
648 Calculate only antic safe.
649 (insert_into_preds_of_block): Remove assert.
650 (execute_pre): Update for renamed functions.
651 (defer_or_phi_translate_block): New function.
653 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
655 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
656 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
658 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
659 Follow spelling conventions.
661 * tree-data-ref.h: Remove the prototype for analyze_array.
663 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
665 PR tree-optimization/31041
666 * tree-vect-transform.c (get_initial_def_for_induction): Call
667 force_gimple_operand.
669 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
671 * ipa-type-escape.c (look_for_casts) : Revert code to use
672 handled_component_p due to ada test a-numaux.adb.
674 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
676 * final.c (final_scan_insn): Alter the condition of a
677 conditional trap if we have nonstandard CC.
679 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
681 * configure.ac: Remove excess quoting from asm line 0 test.
682 * configure: Rebuilt.
684 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
686 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
687 * c-common.c (convert_and_check): Move warning logic to...
688 (warnings_for_convert_and_check): ...here. Define.
689 * c-common.h (warnings_for_convert_and_check): Declare.
691 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
693 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
694 (output_call): Likewise.
696 2007-03-16 Richard Sandiford <richard@codesourcery.com>
698 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
700 2007-03-16 Richard Sandiford <richard@codesourcery.com>
702 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
704 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
706 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
707 opteron, athlon-64 and athlon-fx processor_alias_table entries.
709 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
711 PR tree-optimization/31183
712 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
713 Use double_int instead of unsigned int for representing access_strides.
714 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
716 2007-03-16 Richard Guenther <rguenther@suse.de>
718 PR tree-optimization/31146
719 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
720 to allow recursion of forward_propagate_addr_expr.
721 (forward_propagate_addr_into_variable_array_index): Likewise.
722 (forward_propagate_addr_expr): Likewise.
723 (tree_ssa_forward_propagate_single_use_vars): Likewise.
724 (forward_propagate_addr_expr_1): Recurse on simple copies
725 instead of propagating into them. Do so for useless conversions
727 (forward_propagate_addr_expr): Clean up unused statements after
730 2007-03-16 Richard Guenther <rguenther@suse.de>
732 * builtins.c (expand_builtin_cexpi): Use the right argument
733 for the expansion via cexp.
735 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
737 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
738 * configure: Rebuilt.
740 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
743 * dwarf2out.c (force_type_die): Adjust comment.
744 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
746 2007-03-15 DJ Delorie <dj@redhat.com>
748 * config/frv/predicates.md (minmax_operator): Don't check operands
751 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
753 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
754 Update constant estimates of number of iterations.
755 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
756 argument renamed to "realistic".
757 (compute_estimated_nb_iterations): Removed.
758 (record_niter_bound): New function.
759 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
760 call record_nonwrapping_iv with upper = false.
761 (infer_loop_bounds_from_signedness): Pass upper argument to
762 record_nonwrapping_iv.
763 (estimate_numbers_of_iterations_loop): Do not call
764 compute_estimated_nb_iterations. Record estimate based on profile
765 information. Initialize the constant estimates of number of
767 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
769 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
770 number of iterations is too small.
771 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
772 (EST_NOT_AVAILABLE): Removed.
773 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
774 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
777 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
779 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
780 Handle NE_EXPR guards.
782 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
785 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
786 Set also -pedantic-errors by default for the preprocessor unless
787 -fpermissive is given.
789 2007-03-15 Richard Guenther <rguenther@suse.de>
793 * builtins.c (expand_builtin_cexpi): As a fallback if we
794 don't have builtins for sincos or cexp create a function
795 declaration for cexp and expand to a call to that.
796 (expand_builtin_int_roundingfn): Always fall
797 back to floor/ceil and its variants even if they may be
800 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
803 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
804 jump tables, move the call to delete_dead_jumptables from here...
805 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
806 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
807 don't allow merging of blocks that try_redirect_by_replacing_jump
808 also does not handle when not optimizing.
810 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
811 Francois-Xavier Coudert <coudert@clipper.ens.fr>
813 * config/i386/i386.md (x86_sahf_1): Correctly handle
816 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
819 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
820 x86_64_general_operand as operand[2] predicate. Remove "iF"
821 from operand constraints and use "e" constraint instead.
822 (*subti3_1, *subti3_1 splitter): Ditto.
823 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
824 operand[1] predicate.
826 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
828 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
829 arrays, multiply the access strides by the size of the sub-array.
830 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
832 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
834 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
835 the configured assembler supports the sahf mnemonic.
836 * configure: Regenerate.
837 * config.in: Regenerate.
839 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
840 emit "sahf" or ".byte\t0x9e" as asm template.
842 2007-03-14 Michael Meissner <michael.meissner@amd.com>
845 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
846 option to replace hard coded TARGET_xxx in md file.
847 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
848 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
849 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
850 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
851 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
852 (X86_TUNE_NOT_VECTORMODE): Ditto.
853 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
854 (TUNE_AVOID_VECTOR_DECODE): Ditto.
855 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
856 (TUNE_SLOW_IMUL_IMM8): Ditto.
857 (TUNE_MOVE_M1_VIA_OR): Ditto.
858 (TUNE_NOT_UNPAIRABLE): Ditto.
859 (TUNE_NOT_VECTORMODE): Ditto.
861 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
864 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
865 tuning options instead of hard coded TARGET_xxx.
866 (fix ssemode peephole2's): Ditto.
867 (imul peephole2's): Ditto.
869 (movdi_or_rex64): Ditto.
870 (move peephole2): Ditto.
871 (not peephole2's): Ditto.
873 2007-03-14 Dirk Mueller <dmueller@suse.de>
875 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
876 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
877 * c-parser.c (c_parser_if_body): Always add an empty statement in case
879 * c-parser.c (c_parser_do_statement): Warn about empty body in
881 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
882 * doc/invoke.texi (-Wempty-body): Update documentation.
884 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
887 * c-common.h (warn_for_div_by_zero): Declare.
888 * c-common.c (warn_for_div_by_zero): Define.
889 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
892 2007-03-14 Richard Sandiford <richard@codesourcery.com>
894 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
895 to PREFIX and STANDARD_PREFIX.
897 2007-03-14 Richard Sandiford <richard@codesourcery.com>
898 Phil Edwards <phil@codesourcery.com>
900 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
901 (__gthread_once_t): Remove busy field for RTPs.
902 (__GTHREAD_ONCE_INIT): Update accordingly.
904 2007-03-14 Richard Sandiford <richard@codesourcery.com>
906 * doc/invoke.texi: Document VxWorks options.
908 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
910 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
912 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
914 PR tree-optimization/30590
915 * tree-nrv.c (tree_nrv): Check for the partial update of the
918 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
920 * flags.h (flag_random_seed): Remove declaration, in favor of...
921 * toplev.h (get_random_seed, set_random_seed): ... these.
922 * tree.c (get_file_function_name): Use the former.
923 * opts.c (common_handle_option): Use the latter.
926 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
929 * cse.c (cse_find_path): Do not bail out if a basic block that
930 we already visited now becomes part of a path that starts at a
931 different basic block. Just disallow this, to make sure we
932 visit each basic block at most once.
934 2007-03-13 Jan Hubicka <jh@suse.cz>
936 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
937 when profile esitmate is present, calls with very low frequency are
940 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
942 PR tree-optimization/30730
943 PR tree-optimization/26900
944 * tree-ssa-loop-niter.c: Include gmp.h.
946 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
947 split_to_var_and_offset, determine_value_range,
948 bound_difference_of_offsetted_base, refine_bounds_using_guard,
949 bound_difference, bounds_add, bounds_negate,
950 number_of_iterations_ne_max, dump_affine_iv): New functions.
951 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
952 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
953 difference of initial and final value of control iv to validate
955 (number_of_iterations_cond): Add loop parameter. Determine bounds
956 on the difference of the extremes of the control iv. Add dumps.
957 (expand_simple_operations): Handle phi nodes.
958 (simplify_using_initial_conditions): Do not record used conditions.
959 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
960 Do not set additional_info.
961 (implies_nonnegative_p, implies_ge_p): Removed.
962 (derive_constant_upper_bound): Do not use parameter `additional'.
963 (record_estimate): Parameter `additional' removed. Parameter
964 `i_bound' added. Do not call derive_constant_upper_bound.
965 (record_nonwrapping_iv): Use derive_constant_upper_bound to
966 bound the number of iterations estimate.
967 (estimate_numbers_of_iterations_loop): Pass the estimate from
968 the number of iterations analysis to record_estimate.
969 * tree.h (multiple_of_p): Declare.
970 * tree-scalar-evolution.c (expression_expensive_p): Removed.
971 (scev_const_prop): Do not check expression_expensive_p.
972 * fold-const.c (multiple_of_p): Exported.
973 * double-int.c (double_int_mask): Exported.
974 * double-int.h (double_int_mask): Declare.
975 * tree-flow.h (struct tree_niter_desc): Removed additional_info
976 field. Added max field.
978 2007-03-13 David Taylor <taylor@candd.org>
981 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
984 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
987 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
990 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
992 * config/i386/i386.opt (mcx16, msahf): New options.
993 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
994 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
996 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
997 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
998 Output -mcx16 and -msahf options when corresponding bit is set.
1000 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
1003 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
1005 * configure.ac: Test for assembler tolerance to # 0 "".
1006 * configure, config.in: Rebuilt.
1007 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
1009 2007-03-13 Geoffrey Keating <geoffk@apple.com>
1011 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
1013 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
1014 (handle_syscall): Handle direct system calls.
1015 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
1017 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1019 * doc/invoke.texi: Fix cpp.info cross-reference.
1020 * doc/passes.texi: Fix gcc.info cross-reference.
1022 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
1024 PR tree-optimization/30835
1025 * lambda-code.c (can_convert_to_perfect_nest): Check whether
1026 bb_for_stmt is not NULL before accessing it.
1028 2007-03-12 Joseph Myers <joseph@codesourcery.com>
1030 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
1033 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1036 * doc/install.texi: Document --enable-stage1-languages
1038 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
1040 * tree-pass.h (pass_into_cfg_layout_mode,
1041 pass_outof_cfg_layout_mode): Declare.
1042 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
1043 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
1044 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
1045 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
1047 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
1049 * c-decl.c (warn_variable_length_array): New function.
1050 Refactored from grokdeclarator to handle warn_vla
1051 and handle unnamed array case.
1052 (grokdeclarator): Refactored VLA warning case.
1053 * c.opt (Wvla): New flag.
1054 * doc/invoke.texi (Wvla): New warning.
1056 2007-03-12 Richard Henderson <rth@redhat.com>
1058 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
1059 (TARGET_SECTION_TYPE_FLAGS): New.
1061 2007-03-12 Richard Henderson <rth@redhat.com>
1063 * config/darwin.c (machopic_reloc_rw_mask): New.
1064 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
1065 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
1067 2007-03-12 Mark Mitchell <mark@codesourcery.com>
1069 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
1070 * cppdefault.h (cpp_PREFIX): Document.
1071 (cpp_PREFIX_len): Likewise.
1072 (cpp_EXEC_PREFIX): New variable.
1073 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
1074 * c-incpath.c (add_standard_paths): Correct logic for relocating
1075 paths within prefix.
1077 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
1079 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
1080 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
1082 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
1083 fix_truncdfdi_sse using SSEMODEF mode macro.
1084 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
1085 fix_truncdfsi_sse using SSEMODEF mode macro.
1086 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
1087 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
1089 2007-03-12 Richard Sandiford <richard@codesourcery.com>
1091 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
1094 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
1096 * tree.h : Add multiple_of_p declaration.
1097 * fold-const.c (multiple_of_p): Make multiple_of_p public.
1098 * ipa-type-escape.c (results_of_malloc): Redundant.
1099 (visited_stmts): New. Visited stmt for walk_use_def_chains.
1100 (cast_type): Extended with new members.
1101 (check_cast): Returns cast_type.
1102 (cast): New structure for data of walk_use_def_chains.
1103 (is_malloc_result, is_cast_from_non_pointer_1,
1104 is_cast_from_non_pointer,
1105 is_array_access_through_pointer_and_index): New functions.
1106 (look_for_casts): Returns cast types.
1107 (check_call): Returns void.
1108 (okay_pointer_operation): Use support of pointer plus index,
1109 pointer plus constant and allow all multiplications.
1111 2007-03-11 Richard Guenther <rguenther@suse.de>
1113 PR tree-optimization/31115
1114 * tree-vrp.c (extract_range_from_binary_expr): Make sure
1115 the shift count is positive and non-anti-range for RSHIFT_EXPR.
1116 A shift count of zero is not special as with *_DIV_EXPR.
1117 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
1120 2007-03-11 Ian Lance Taylor <iant@google.com>
1122 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
1123 the *_DIV_EXPR codes correctly with overflow infinities.
1125 2007-03-11 Ira Rosen <irar@il.ibm.com>
1127 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
1128 indicate success/failure of the analysis. Add negation to subtrahend
1129 in case of subtraction. Fail if both operands contain constants.
1130 (create_data_ref): Fail if analyze_offset fails.
1132 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
1134 * config/i386/i386.md (frndintxf2): Rename to ...
1135 (rintxf2): ... this. Remove expander having same name.
1136 (rintsf2, rintdf2): Implement using SSEMODEF macro.
1137 (roundsf2, rounddf2): Ditto.
1138 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
1139 (lround<mode>di2, lround<mode>si2): Ditto.
1141 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
1143 * lower-subreg.c: Include except.h.
1144 (decompose_multiword_subregs): Verify that the only control flow
1145 insns we can split are loads to multi-words pseudos.
1146 Handle breaking such blocks after splitting, instead of calling
1147 find_many_sub_basic_blocks.
1149 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
1150 on the new basic block. Add a lengthy comment explaining why we
1151 thought this was necessary.
1152 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
1154 2007-03-10 Mark Mitchell <mark@codesourcery.com>
1157 * tree.c (walk_type_fields): Recurse into the element type of
1158 ARRAY_TYPEs if there is a pointer set.
1160 2007-03-10 Dirk Mueller <dmueller@suse.de>
1162 * c-common.c (warn_logical_operator): Fix condition.
1164 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
1166 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
1168 * config/darwin.c (machopic_select_section): Remove superfluous
1169 argument in call to categorize_decl_for_section. Remove unused
1172 2007-03-10 Joseph Myers <joseph@codesourcery.com>
1174 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
1176 * configure: Regenerate.
1178 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
1181 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
1182 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
1183 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
1184 Add LABEL_NUSES to emitted label.
1185 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
1186 branch probability value to emitted jump insn.
1187 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
1188 Do not check life information and do not re-arrange input operands
1189 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
1191 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1193 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
1194 the change of decode_asm_operands.
1196 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1198 * mode-switching.c (create_pre_exit): Skip blockage insn.
1200 2007-03-09 Diego Novillo <dnovillo@redhat.com>
1202 * tree-pass.h (TODO_update_smt_usage): Remove.
1204 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1208 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1210 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
1211 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
1212 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
1215 2007-03-09 Geoffrey Keating <geoffk@apple.com>
1217 * gcc.c: Document %{, in big comment at top.
1218 (input_suffix_matches): Remove special handling for .s and
1220 (input_spec_matches): New.
1221 (handle_braces): Handle %{,.
1222 (validate_switches): ',' indicates a value which is not a switch.
1223 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
1224 to detect assembler input.
1225 * config/i386/sol2.h (CPP_SPEC): Likewise.
1226 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
1227 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1228 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
1229 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1230 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
1231 -m64 causes deployment target to default to 10.5.
1232 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
1234 2007-03-09 Richard Henderson <rth@redhat.com>
1237 * target.h (targetm.asm.out.reloc_rw_mask): New.
1238 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
1239 (TARGET_ASM_OUT): Use it.
1240 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
1241 * varasm.c (categorize_decl_for_section): Remove shlib argument;
1242 use the new reloc_rw_mask target hook instead.
1243 (default_section_type_flags_1): Merge into...
1244 (default_section_type_flags): ... here.
1245 (decl_readonly_section_1): Merge into...
1246 (decl_readonly_section): ... here.
1247 (default_elf_select_section_1): Merge into...
1248 (default_elf_select_section): ... here.
1249 (default_unique_section_1): Merge into...
1250 (default_unique_section): ... here.
1251 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
1252 (default_select_rtx_section): Use it.
1253 (default_elf_select_rtx_section): Likewise.
1254 * output.h: Update to match.
1255 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
1256 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
1257 (TARGET_ASM_RELOC_RW_MASK): New.
1258 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
1259 to categorize_decl_for_section.
1260 (x86_64_elf_unique_section): Likewise.
1261 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
1262 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
1263 (TARGET_ASM_RELOC_RW_MASK): New.
1264 * config/ia64/ia64.c (ia64_rwreloc_select_section,
1265 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
1266 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
1267 (TARGET_RWRELOC): Remove.
1268 (ia64_section_type_flags): Adjust call to default_section_type_flags.
1269 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1270 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
1271 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
1272 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
1273 (rs6000_xcoff_select_section): Use decl_readonly_section.
1274 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
1275 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1276 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
1277 (TARGET_SECTION_TYPE_FLAGS): Remove.
1278 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
1280 2007-03-09 Roger Sayle <roger@eyesopen.com>
1282 * fold-const.c (fold_comparison): Remove compile-time evaluation of
1283 complex constant equality/inequality comparisons for here.
1284 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
1285 known at compile-time or can be simplified to a scalar comparison.
1286 (fold_relational_const): Move compile-time evaluation of complex
1287 constant equality/inequality comparisons to here.
1289 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1291 PR rtl-optimization/30643
1292 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
1294 (fold_rtx): Recurse, like before 2006-11-03.
1296 2007-03-09 DJ Delorie <dj@redhat.com>
1298 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
1301 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
1303 PR tree-optimization/30375
1304 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
1305 LHS of statements is not the same.
1306 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
1308 2007-03-09 Chao-ying Fu <fu@mips.com>
1310 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
1312 * doc/invoke.texi (-mdspr2): Document new option.
1313 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
1314 New unspec for DSP REV 2.
1315 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
1316 these instructions are extended in DSP REV 2.
1317 (mips-dspr2.md): Include.
1318 * config/mips/mips.opt (mdspr2): New option.
1319 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
1320 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
1321 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
1322 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
1323 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
1324 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
1325 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
1327 (bdesc_map): Add one field of unsupported_target_flags.
1328 (bdesc_arrays): Update entries to have extra fields. Add
1330 (mips_init_builtins): Initialize new function types.
1331 Check unsupported_target_fileds to filter out builtins.
1332 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
1334 (ASM_SPEC): Pass mdspr2 to the assembler.
1335 * config/mips/mips-dspr2.md: New file.
1337 2007-03-09 Sa Liu <saliu@de.ibm.com>
1339 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
1341 2007-03-09 Ian Lance Taylor <iant@google.com>
1343 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
1344 argument) like -Wstrict-overflow=2.
1345 * doc/invoke.texi (Warning Options): Update documentation.
1347 2007-03-09 Dirk Mueller <dmueller@suse.de>
1350 * doc/invoke.texi (-Wlogical-op): Document.
1351 * common.opt (-Wlogical-op): New.
1352 * c-common.h (warn_logical_operator): Declare.
1353 * c-common.c (warn_logical_operator): Define.
1354 * c-typeck.c (parser_build_binary_op): Call
1355 warn_logical_operator.
1357 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1359 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
1360 * final.c (final_scan_insn): Test for non-"" file name.
1362 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
1364 * doc/loop.texi: Document the Omega linear constraints solver.
1365 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
1366 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
1367 omega-hash-table-size, omega-max-keys, and
1368 omega-eliminate-redundant-constraints.
1369 * tree-pass.h (pass_check_data_deps): Declared.
1372 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
1373 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
1374 pass_check_data_deps): New.
1375 * tree-data-ref.c (init_data_ref): Remove declaration.
1376 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
1377 (analyze_array): Renamed init_array_ref, move up initializations.
1378 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
1379 Removed arguments that are set to NULL.
1380 (analyze_indirect_ref): Correct indentation, correct call to
1382 (object_analysis): Call init_array_ref instead of analyze_array.
1383 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
1384 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
1385 of DR_ACCESS_FNS_ADDR.
1386 (init_omega_eq_with_af, omega_extract_distance_vectors,
1387 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
1388 ddr_consistent_p): New.
1389 (compute_affine_dependence): Check consistency of ddrs when
1390 flag_check_data_deps is passed.
1391 (analyze_all_data_dependences): Uncomment.
1392 (tree_check_data_deps): New.
1393 * tree-data-ref.h: Include omega.h.
1394 (DR_ACCESS_FNS_ADDR): Removed.
1395 (data_dependence_relation): Add inner_loop.
1396 (DDR_INNER_LOOP): New.
1397 * common.opt (fcheck-data-deps): New.
1398 * tree-flow.h (tree_check_data_deps): Declare.
1399 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
1400 (OBJS-common): Depend on omega.o.
1402 * passes.c (pass_check_data_deps): Scheduled.
1403 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
1404 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
1405 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
1406 PARAM_VECT_MAX_VERSION_CHECKS,
1407 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
1409 2007-03-09 Richard Guenther <rguenther@suse.de>
1411 PR tree-optimization/30904
1413 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
1414 the same way as *_DIV_EXPR.
1416 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1418 * recog.c (decode_asm_operands): No mixed declarations and code.
1420 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1422 * rtl.def (ASM_INPUT): Add location.
1423 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
1424 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
1425 (decode_asm_operands): Add loc operand.
1426 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
1427 * stmt.c (expand_asm): Rename to...
1428 (expand_asm_loc): ... this. Add locus argument. Pass it on to
1429 gen_rtx_ASM_INPUT_loc.
1430 (expand_asm_expr): Adjust.
1431 * recog.c (decode_asm_operands): Add loc operand.
1432 (check_asm_operands, extract_insn): Adjust.
1433 * reload1.c (maybe_fix_stack_asms): Likewise.
1434 * final.c (asm_insn_count): Likewise.
1435 (final_scan_insn): Output # line before and after asm.
1437 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
1439 * tree-ssa-structalias.c (variable_info): Remove
1441 (new_var_info): Ditto.
1442 (shared_bitmap_info_t): New structure.
1443 (shared_bitmap_table): New variable.
1444 (shared_bitmap_hash): New function.
1445 (shared_bitmap_eq): Ditto
1446 (shared_bitmap_lookup): Ditto.
1447 (shared_bitmap_add): Ditto.
1448 (merge_smts_into): Change to take bitmap directly.
1449 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
1450 (init_alias_vars): Init shared bitmap hashtable.
1451 (delete_points_to_sets): Delete shared bitmap hashtable.
1452 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
1453 is_aliased removal as a change that was still necessary was
1456 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
1458 * config/i386/i386.h (override_options): Conditionally disable
1459 x86_sahf for 64bit targets only.
1461 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1464 * c-decl.c (merge_decls): Don't call make_var_volatile.
1465 * varasm.c (make_var_volatile): Remove.
1466 * output.h (make_var_volatile): Remove.
1468 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
1470 PR tree-optimization/31085
1471 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
1473 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1475 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
1476 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
1477 ATTR_CONST_NOTHROW_LIST.
1479 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
1482 2007-03-08 Diego Novillo <dnovillo@redhat.com>
1484 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
1486 2007-03-08 Geoffrey Keating <geoffk@apple.com>
1489 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
1491 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
1492 passed, use shared libgcc.
1494 2007-03-08 Roger Sayle <roger@eyesopen.com>
1496 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
1497 instead of calling build2 with a GIMPLE_MODIFY_STMT.
1498 (honor_protect_cleanup_actions, lower_try_finally_switch):
1500 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
1501 ifc_temp_var): Likewise.
1502 * tree-inline.c (setup_one_parameter): Likewise.
1503 * tree-mudflap.c (mf_decl_cache_locals,
1504 mf_build_check_statement_for): Likewise.
1505 * tree-nested.c (init_tmp_var, save_tmp_var,
1506 finalize_nesting_tree_1): Likewise.
1507 * tree-outof-ssa.c (insert_copy_on_edge,
1508 insert_backedge_copies): Likewise.
1509 * tree-profile.c (tree_gen_edge_profiler,
1510 tree_gen_ic_profiler): Likewise.
1511 * tree-scalar-evolution.c (scev_const_prop): Likewise.
1512 * tree-sra.c (sra_build_assignment): Likewise.
1513 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
1514 * tree-ssa-math-opts.c (insert_reciprocals,
1515 execute_cse_sincos_1): Likewise.
1516 * tree-tailcall.c (adjust_accumulator_values,
1517 adjust_return_value): Likewise.
1518 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
1519 * tree-vect-transform.c (vect_create_data_ref_ptr,
1520 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
1521 vect_create_epilog_for_reduction, vectorizable_reduction,
1522 vectorizable_call, vectorizable_conversion,
1523 vectorizable_assignment, vectorizable_operation,
1524 vectorizable_type_demotion, vect_gen_widened_results_half,
1525 vect_permute_store_chain, vectorizable_store,
1526 vect_setup_realignment, vect_permute_load_chain,
1527 vectorizable_load, vectorizable_condition,
1528 vect_create_cond_for_align_checks): Likewise.
1529 * tree-vrp.c (build_assert_expr_for): Likewise.
1531 2007-03-08 Ian Lance Taylor <iant@google.com>
1533 * tree-vrp.c: Include "intl.h".
1534 (usable_range_p): New static function.
1535 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
1536 overflowed values, juts set *strict_overflow_p.
1537 (compare_values): Only return -2 if one of the operands is not a
1539 (compare_ranges): Call usable_range_p.
1540 (compare_range_with_value): Likewise.
1541 (vrp_evaluate_conditional_warnv): Rename from
1542 vrp_evaluate_conditional. Make static. Change all callers.
1543 (vrp_evaluate_conditional): New function.
1544 (simplify_div_or_mod_using_ranges): Issue warning about reliance
1546 (simplify_abs_using_ranges): Likewise.
1547 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
1548 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
1549 within_stmt parameter.
1550 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1551 vrp_evaluate_conditional.
1552 * tree-ssa-threadedge.c
1553 (record_temporary_equivalences_from_stmts_at_dest): Change
1554 simplify parameter to take a second tree parameter.
1555 (simplify_control_stmt_condition): Likewise.
1556 (thread_across_edge): Likewise.
1557 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1558 (thread_across_edge): Likewise.
1559 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
1561 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
1563 * config/i386/i386.h (TARGET_SAHF): New define.
1564 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
1565 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
1566 (x86_sahf): New global variable.
1567 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
1568 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
1569 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
1570 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
1572 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
1573 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
1574 when expanding fcomi/sahf based tests.
1575 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
1576 expanding sahf based alternative. Emit sahf based sequence when
1577 optimizing for code size.
1578 * config/i386/i386.md (x86_sahf_1): Do not disable for
1579 TARGET_64BIT, enable for TARGET_SAHF.
1581 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
1583 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
1584 spurious whitespace from error message.
1586 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
1589 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
1591 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
1593 * c-decl.c (grokdeclarator): Disable warnings for anonymous
1595 * tree-sra.c (instantiate_element): Propagate disabled warnings
1596 from the element itself to the created variable.
1598 2007-03-07 Richard Henderson <rth@redhat.com>
1601 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
1602 silently fix up the stack in the case of a missing register.
1604 2007-03-07 Paul Brook <paul@codesourcery.com>
1606 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
1608 2007-03-07 Joseph Myers <joseph@codesourcery.com>
1610 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
1612 (phase1_vrs): Use them.
1613 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
1614 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
1615 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
1616 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
1617 __gnu_Unwind_Restore_WMMXC if required.
1618 (_Unwind_VRS_Pop): Implement iWMMXt support.
1619 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
1620 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
1621 gnu_Unwind_Save_WMMXC): Define.
1623 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1625 * config/vxworks.h (vxworks_override_options): Declare.
1626 (VXWORKS_OVERRIDE_OPTIONS): Use it.
1627 * config/vxworks.c: Include target.h and toplev.h.
1628 (vxworks_override_options): New function.
1629 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
1631 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
1633 * config/s390/s390.c (override_options): Don't emit an error when
1634 -mstack-size is used without providing -mstack-guard.
1635 (s390_emit_prologue): Choose stack_guard value automatically if not
1636 provided via command line.
1637 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
1639 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1641 * config/i386/i386.c (output_set_got): Add a GOT initialization
1642 sequence for VxWorks PIC.
1643 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
1644 around labels as well as symbols. Use gotoff_operand instead
1645 of local_symbolic_operand.
1646 (legitimize_pic_address): Use gotoff_operand instead of
1647 local_symbolic_operand. Use @GOT accesses for labels as
1649 (ix86_output_addr_diff_elt): Use PC-relative rather than
1650 GP-relative offsets for VxWorks PIC.
1651 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
1652 no_new_pseudos. Check whether the returned register is op0.
1653 * config/i386/i386.md (tablejump): Use PC-relative rather than
1654 GP-relative offsets for VxWorks PIC.
1655 * config/i386/predicates.md (gotoff_operand): New predicate.
1657 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1659 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
1661 * config/vxworks-dummy.h: New file.
1662 * config/i386/i386.h: Include it.
1664 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
1666 * dwarf2out.c (is_inlined_entry_point): New
1667 (add_high_low_attributes): Emit DW_AT_entry_pc along with
1668 DW_AT_ranges if the first subblock is the entry point.
1670 2007-03-06 David Daney <ddaney@avtrex.com>
1672 * doc/install.texi (mips-*-*): Change recommended binutils
1675 2007-03-06 Anatoly Sokolov <aesok@post.ru>
1677 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
1678 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
1680 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1681 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1683 2007-03-06 Jan Hubicka <jh@suse.cz>
1685 * errors.h (warning, error, fatal, internal_error): Mark as cold.
1686 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
1688 (probably_cold_bb_p): Cold functions are cold.
1689 (probably_never_executed_bb_p): Cold functions are cold.
1690 (tree_bb_level_predictions): Predict calls to cold functions as not
1692 (compute_function_frequency): Check hot/cold attributes.
1693 * function.h (function_frequency): Update comments.
1694 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
1695 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
1696 (c_common_att): Add cold and hot.
1698 * doc/extend.texi (hot,cold attributes): Document.
1700 2007-03-06 Andrew Haley <aph@redhat.com>
1702 * function.c (expand_function_end): Move blockage to just after we
1703 emit the label for the naked return from the function.
1705 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1707 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
1710 2007-03-06 Jan Hubicka <jh@suse.cz>
1712 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
1713 loaded for constant large models. Non-large 64bit PIC can do.
1714 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
1715 * cmodel.h: Add LARGE PIC.
1716 * i386.md (UNSPEC_PLTOFF): New.
1717 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
1719 (*call_1_rex64): Disable for large models.
1720 (*call_1_rex64_large): New.
1721 (*call_value_1_rex64): Disable for large models.
1722 (*call_value_1_rex64_large): New.
1723 (set_rip_rex4): New.
1724 (set_got_offset_rex64): New.
1725 * predicates.md (constant_call_address_operand): For large model
1726 constant calls are not possible.
1727 * i386-protos.h (construct_plt_address): Declare.
1728 * i386.c (override_options): Accept large models.
1729 (ix86_expand_prologue): Expand large PIC GOT pointer load.
1730 (legitimate_constant_p): Add new UNSPECs.
1731 (legitimate_pic_operand_p): Likewise.
1732 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
1733 (legitimize_pic_address): Do easy RIP relative way for TLS only for
1735 (output_pic_addr_const): Add PLTOFF.
1736 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
1737 (ix86_expand_move): Legitimize pic address when in PIC mode.
1738 (construct_plt_address): New function.
1739 (ix86_expand_call): Offload the address to register and use GOT pointer
1741 * invoke.texi (mcmodel=large): Update documentation.
1743 2007-03-06 Richard Henderson <rth@redhat.com>
1745 * config/i386/i386.c (x86_use_leave, x86_push_memory,
1746 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
1747 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
1748 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
1749 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
1750 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
1751 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
1752 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
1753 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
1754 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
1755 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1756 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
1757 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1758 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1759 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
1760 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
1761 x86_schedule, x86_use_bt, x86_pad_returns,
1762 x86_use_xchgb): Merge into ...
1763 (ix86_tune_features): ... here. New array.
1764 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1765 x86_bswap): Merge into ...
1766 (ix86_arch_features): ... here. New array.
1767 (x86_3dnow_a): Remove.
1768 (x86_accumulate_outgoing_args): Make static.
1769 (x86_arch_always_fancy_math_387): Make static.
1770 (ix86_tune_mask, ix86_arch_mask): Move ...
1771 (override_options): ... to local variables here. Apply the
1772 appropriate mask to each element of ix86_arch_features and
1773 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
1774 as were done in the old macros.
1775 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
1776 * config/i386/i386.h (x86_use_leave, x86_push_memory,
1777 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
1778 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
1779 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
1780 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
1781 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
1782 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
1783 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
1784 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
1785 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
1786 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1787 x86_accumulate_outgoing_args, x86_prologue_using_move,
1788 x86_epilogue_using_move, x86_decompose_lea,
1789 x86_arch_always_fancy_math_387, x86_shift1,
1790 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1791 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1792 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
1793 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1794 x86_use_incdec, x86_pad_returns, x86_bswap,
1795 x86_partial_flag_reg_stall): Remove.
1796 (enum ix86_tune_indices): New.
1797 (ix86_tune_features): New.
1798 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
1799 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
1800 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
1801 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
1802 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
1803 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
1804 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
1805 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
1806 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
1807 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
1808 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
1809 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
1810 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
1811 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
1812 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
1813 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
1814 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
1815 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
1816 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
1817 TARGET_EXT_80387_CONSTANTS): Use it.
1818 (enum ix86_arch_indices): New.
1819 (ix86_arch_features): New.
1820 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
1821 TARGET_BSWAP): Use it.
1822 (ix86_tune_mask, ix86_arch_mask): Remove.
1824 2007-03-06 Joseph Myers <joseph@codesourcery.com>
1827 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
1828 Define using $${sysroot_headers_suffix}.
1829 * configure: Regenerate.
1830 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
1831 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
1833 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
1834 * gcc.c (print_sysroot_headers_suffix): New.
1835 (option_map): Include --print-sysroot-headers-suffix.
1836 (display_help): Mention -print-sysroot-headers-suffix.
1837 (process_command): Handle -print-sysroot-headers-suffix.
1838 (do_spec_1): Append multilib directory to include-fixed path if
1839 sysroot suffixes in use.
1840 (main): Handle -print-sysroot-headers-suffix.
1841 * Makefile.in (start.encap): Don't depend on xlimits.h
1842 (xlimits.h): Remove.
1843 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
1844 limits.h for each multilib in fixinc_list.
1845 (fixinc_list, s-fixinc_list): New.
1846 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
1847 generate them for each multilib in fixinc_list.
1848 (stmp-fixproto): Use include-fixed. Run fixproto for each
1849 multilib in fixinc_list.
1850 (mostlyclean): Don't remove xlimits.h.
1851 (clean): Remove include-fixed.
1852 (real-install-headers-tar, real-install-headers-cpio,
1853 real-install-headers-cp): Don't copy include, only include-fixed.
1854 (install-mkheaders): Depend on fixinc_list. Don't depend on
1855 xlimits.h. Save limits.h files for each multilib in fixinc_list.
1856 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
1857 SYSTEM_HEADER_DIR setting in mkheaders.conf.
1859 2007-03-06 Jan Hubicka <jh@suse.cz>
1861 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
1864 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1866 * configure.ac: Allow tm_file to contain build-directory files.
1867 * configure: Regenerate.
1868 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
1869 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
1870 * config/m68k/print-sysroot-suffix.sh: New file.
1872 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1874 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
1875 of pic_offset_table_rtx if reload_completed.
1876 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
1877 PIC_OFFSET_TABLE_REGNUM.
1878 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
1880 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
1881 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
1883 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1885 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1886 functions that call eh_return.
1888 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1890 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1891 functions that need a constant pool.
1893 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1896 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
1897 (m68k_preferred_reload_class): Likewise.
1898 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
1899 (SECONDARY_RELOAD_CLASS): Define.
1900 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
1901 (LIMIT_RELOAD_CLASS): Delete.
1902 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
1903 registers from storing bytes.
1904 (m68k_secondary_reload_class): New function.
1905 (m68k_preferred_reload_class): Likewise.
1907 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1909 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
1911 (m68k_expand_prologue): Likewise.
1913 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1915 * config/m68k/m68k-protos.h (output_sibcall): Declare.
1916 (mips_expand_epilogue): Add a bool parameter.
1917 (m68k_legitimize_sibcall_address): Declare.
1918 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
1919 (m68k_expand_epilogue): Add a parameter to select between sibling
1920 and normal epilogues. Only generate a return for the latter.
1921 (m68k_ok_for_sibcall_p): New function.
1922 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
1923 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
1924 (sibcall_value, *sibcall_value): Likewise.
1925 (*call, *call_value): Require !SIBLING_CALL_P.
1926 (epilogue): Update call to m68k_expand_epilogue.
1927 (sibcall_epilogue): New pattern.
1928 * config/m68k/predicates.md (const_call_operand): Say that this
1929 predicate applies to sibling calls too.
1930 (sibcall_operand): New predicate.
1932 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1934 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
1935 alternatives as movsi_cf.
1936 (movsf_cf_hard): Add commentary.
1938 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
1939 Richard Sandiford <richard@codesourcery.com>
1941 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
1942 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
1943 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
1944 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
1945 as being live on exit from an interrupt function.
1946 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
1947 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
1948 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
1949 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
1950 (m68k_interrupt_function_p): Globalize.
1951 (m68k_compute_frame_layout): Remove reverse mask code.
1952 (m68k_emit_movem, m68k_set_frame_related): New functions.
1953 (m68k_output_function_prologue): Delete in favor of...
1954 (m68k_expand_prologue): ...this new function.
1955 (m68k_output_function_epilogue): Delete in favor of...
1956 (m68k_expand_epilogue): ...this new function.
1957 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
1959 (print_operand): Handle %?.
1960 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
1961 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
1962 (prologue, epilogue): New patterns.
1963 (return): Turn into a define_expand.
1964 (*return): New pattern, derived from old "return" pattern. Use rte
1965 rather than rts for interrupt functions. Only use rtd if the pop
1967 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
1968 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
1969 (link, *link, unlink, *unlink, load_got): Likewise.
1971 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1975 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
1976 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
1977 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
1978 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
1979 and m68k_matches_u_p.
1980 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
1981 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
1982 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
1983 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
1984 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
1985 (REG_STRICT_P): New macro.
1986 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
1987 PCREL_GENERAL_OPERAND_OK.
1988 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
1989 m68k_legitimate_base_reg_p.
1990 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
1991 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
1992 (PIC_CASE_VECTOR_ADDRESS): Update comment.
1993 * config/m68k/m68k.c (m68k_address): New structure.
1994 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
1995 (m68k_decompose_index, m68k_legitimate_constant_address_p)
1996 (m68k_jump_table_ref_p, m68k_decompose_address)
1997 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
1998 (m68k_matches_u_p): New functions.
1999 (print_operand_address): Rewrite to use m68k_decompose_index.
2001 2007-03-05 David Taylor <dtaylor@emc.com>
2003 * gcc.c: Correct copyright date in --version output.
2005 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2007 * pa.md: In unamed move patterns, disparge copies between general
2008 and floating point registers using '?' modifier. Don't include 'f'
2009 constraint for register preferences in DImode, SImode, HImode and
2010 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
2011 Remove constraints for copies between general and floating registers
2012 in soft-float DFmode pattern.
2013 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
2017 2007-03-05 Mike Stump <mrs@apple.com>
2019 * c-common.c (targetcm): Add.
2020 * c-opts.c (c_common_handle_option): Handle language specific
2022 * opts.c (handle_option): Verify language for target options, if
2024 * opth-gen.awk: Add CL_LANG_ALL.
2025 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
2026 (TARGETCM_INITIALIZER): Add.
2027 * target.h (struct gcc_targetcm): Add.
2029 * targhooks.c (default_handle_c_option): Add.
2030 * targhooks.h (default_handle_c_option): Add.
2031 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
2033 * config/darwin.opt (iframework): Add.
2034 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
2035 * config/darwin-c.c (handle_c_option): Add.
2036 (TARGET_HANDLE_C_OPTION): Add.
2038 * doc/invoke.texi (Darwin Options): Add -iframework.
2040 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2042 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
2045 2007-03-05 Ian Lance Taylor <iant@google.com>
2047 * c.opt (fgnu89-inline): New option.
2048 * c-opts.c (c_common_post_options): Set default value for
2050 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
2051 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
2053 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
2054 (grokdeclarator, start_function): Likewise.
2055 * c-cppbuiltin.c (c_cpp_builtins): Define either
2056 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
2057 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
2058 (C Dialect Options): Document -fgnu89-inline.
2059 * doc/extend.texi (Function Attributes): Explain what the
2060 gnu_inline attribute does.
2061 * doc/cpp.texi (Common Predefined Macros): Document
2062 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
2064 2007-03-05 Ian Lance Taylor <iant@google.com>
2066 PR tree-optimization/31034
2067 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
2068 half-range if the other side is an overflow infinity.
2070 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
2072 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
2073 (bfin*-linux-uclibc*): New configuration.
2074 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
2076 * config/bfin/linux.h: New file.
2077 * config/bfin/libgcc-bfin.ver: New file.
2078 * config/bfin/t-bfin-uclinux: New file.
2079 * config/bfin/t-bfin-linux: New file.
2080 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
2081 (TARGET_OS_CPP_BUILTINS): New macro.
2083 2007-03-05 Richard Guenther <rguenther@suse.de>
2085 * fold-const.c (fold_binary): Remove duplicate folding
2086 of comparison of non-null ADDR_EXPR against null.
2088 2007-03-05 Richard Guenther <rguenther@suse.de>
2089 Dorit Nuzman <dorit@il.ibm.com>
2091 PR tree-optimization/26420
2092 * tree-vectorizer.c (vectorize_loops): Bail out early if there
2093 are no loops in the function. Only print the number of
2094 vectorized loops if it is greater than zero or we are supposed
2095 to print information about unvectorized loops.
2097 2007-03-05 Revital Eres <eres@il.ibm.com>
2099 * gcc.dg/var-expand1.c: New test.
2100 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
2101 when an accumulator is expanded.
2103 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2106 * c-common.c (convert_and_check): Don't give warnings for
2107 conversion if 'expr' already overflowed.
2109 2007-03-04 Roger Sayle <roger@eyesopen.com>
2112 * fold-const.c (fold_comparison): Enforce type consistency when
2113 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
2115 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
2117 * tree-ssa-address.c (create_mem_ref): Do not put an expression
2118 containing a cast to the base of TARGET_MEM_REF.
2120 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
2122 * tree.c (tree_contains_struct_check_failed): Remove spurious
2123 whitespace from error message.
2125 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2128 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
2129 instead of precision.
2131 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
2132 Nathan Sidwell <nathan@codesourcery.com>
2134 * emit-rtl.c (find_auto_inc): New.
2135 (try_split): recreate REG_INC notes,
2136 Use regular for loops rather than whiles.
2138 2007-03-03 Andreas Schwab <schwab@suse.de>
2140 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
2141 * configure: Regenerate.
2143 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2145 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
2146 flag_rounding_math, not flag_unsafe_math_optimizations.
2148 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
2150 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
2151 alpha_fold_vector_minmax): Likewise.
2152 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2153 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
2155 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2157 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
2158 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
2159 if the lhs has side-effects.
2160 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
2162 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2164 * config/i386/i386.h (TUNEMASK): Remove define.
2165 (ARCHMASK): Remove define.
2166 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
2167 Use ix86_arch_mask variable instead of ARCHMASK.
2168 * config/i386/i386.c (override_options): Ditto.
2169 (standard_80387_constant_p): Ditto.
2171 2007-03-02 Ian Lance Taylor <iant@google.com>
2173 Used signed infinities in VRP.
2174 * tree-vrp.c (uses_overflow_infinity): New static function.
2175 (supports_overflow_infinity): New static function.
2176 (make_overflow_infinity): New static function.
2177 (negative_overflow_infinity): New static function.
2178 (positive_overflow_infinity): New static function.
2179 (is_negative_overflow_infinity): New static function.
2180 (is_positive_overflow_infinity): New static function.
2181 (is_overflow_infinity): New static function.
2182 (overflow_infinity_range_p): New static function.
2183 (compare_values_warnv): New function split out of compare_values.
2184 (compare_value): Call it.
2185 (set_value_range_to_nonnegative): Add overflow_infinity
2186 parameter. Change caller.
2187 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
2189 (vrp_expr_computes_nonzero): Likewise.
2190 (compare_ranges, compare_range_with_value): Likewise.
2191 (compare_name_with_value, compare_names): Likewise.
2192 (vrp_evaluate_conditional): Likewise.
2193 (set_value_range): Handle infinity
2194 (vrp_operand_equal_p, operand_less_p): Likewise.
2195 (extract_range_from_assert): Likewise.
2196 (vrp_int_const_binop): Likewise.
2197 (extract_range_from_binary_expr): Likewise.
2198 (extract_range_from_unary_expr): Likewise.
2199 (extract_range_from_comparison): Likewise.
2200 (extract_range_from_expr): Likewise.
2201 (dump_value_range): Likewise.
2202 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
2203 (test_for_singularity): Likewise.
2204 (vrp_int_const_binop): Remove inline qualifier.
2205 (adjust_range_with_scev): Add comment.
2206 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
2208 2007-03-02 Diego Novillo <dnovillo@redhat.com>
2210 * tree-ssa-structalias.c (could_have_pointers): Tidy.
2211 (get_constraint_for): Likewise.
2212 (do_structure_copy): Likewise.
2213 (find_func_aliases): Fix references to MODIFY_EXPR.
2214 (intra_create_variable_infos): Tidy.
2215 * tree-ssa-operands.c (add_virtual_operand): Add argument
2217 When adding members of alias sets, if IS_CALL_SITE is true and
2218 the symbol is not call-clobbered, skip it.
2221 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2223 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
2224 entry by means of emit_insn_at_entry.
2226 2007-03-02 Richard Henderson <rth@redhat.com>
2228 * expr.h (promoted_input_arg): Remove decl.
2229 * function.c (promoted_input_arg): Merge into ...
2230 * combine.c (setup_incoming_promotions): ... only caller.
2231 Rearrange to avoid double loop.
2233 2007-03-02 Ben Elliston <bje@au.ibm.com>
2234 Peter Bergner <bergner@vnet.ibm.com>
2235 Janis Johnson <janis187@us.ibm.com>
2237 * config/rs6000/dfp.md: New file.
2238 * config/rs6000/rs6000.md: Include dfp.md.
2239 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
2240 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
2241 and TDmode decimal float modes in FP registers.
2242 (num_insns_constant): Likewise.
2243 (rs6000_legitimate_offset_address_p): Likewise.
2244 (rs6000_legitimize_address): Likewise.
2245 (rs6000_legitimize_reload_address): Likewise.
2246 (rs6000_legitimate_address): Likewise.
2247 (rs6000_emit_move): Likewise.
2248 (function_arg_boundary): Likewise.
2249 (function_arg_advance): Likewise.
2250 (rs6000_darwin64_record_arg_recurse): Likewise.
2251 (function_arg): Likewise.
2252 (rs6000_gimplify_va_arg): Likewise.
2253 (rs6000_split_multireg_move): Likewise.
2254 (rs6000_output_function_epilogue): Likewise.
2255 (rs6000_output_function_epilogue): Likewise.
2256 (rs6000_register_move_cost): Likewise.
2257 (rs6000_function_value): Likewise.
2258 (rs6000_libcall_value): Likewise.
2260 2007-03-02 Richard Sandiford <richard@codesourcery.com>
2262 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
2264 2007-03-02 Richard Sandiford <richard@codesourcery.com>
2266 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
2267 Use $MULTIDIR to choose between the kernel and RTP headers,
2268 and use $WIND_BASE and $WIND_USR to locate them.
2270 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2272 * config/i386/i386.c (override_options): Put initialization of
2273 ix86_tune_mask and ix86_arch_mask to the correct place.
2275 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2276 Michael Meissner <michael.meissner@amd.com>
2279 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
2281 (TARGET_CMOVE): Use ARCHMASK.
2282 (TARGET_CMPXCHG): Ditto.
2283 (TARGET_CMPXCHG8B): Ditto.
2284 (TARGET_XADD): Ditto.
2285 (TARGET_BSWAP): Ditto.
2286 * config/i386/i386.c (ix86_tune_mask): New global variable.
2287 (ix86_arch_mask): Ditto.
2288 (override_options): Initialize ix86_tune_mask and
2289 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
2292 2007-03-02 Ben Elliston <bje@au.ibm.com>
2295 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
2297 2007-03-02 Joseph Myers <joseph@codesourcery.com>
2299 * target.h (init_dwarf_reg_sizes_extra): New target hook.
2300 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
2301 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
2302 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
2304 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
2305 rs6000_init_dwarf_reg_sizes_extra): New.
2306 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
2307 SPE register high parts.
2309 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
2311 * Makefile.in: Add install-pdf target as
2312 copied from automake v1.10 rules.
2313 * configure.ac: Add install-pdf to target list.
2314 * configure: Regenerate.
2316 2007-03-01 Paul Brook <paul@codesourcery.com>
2318 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
2319 modes to LDRD for DImode.
2320 (output_move_double): Fixup out of range ldrd/strd.
2321 (vfp_secondary_reload_class): Rename...
2322 (coproc_secondary_reload_class): ... to this. Add wb argument.
2323 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
2324 coproc_secondary_reload_class for CLASS_IWMMXT.
2325 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
2326 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
2328 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
2330 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
2331 factor by the estimated number of iterations.
2332 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
2335 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
2336 decode_caches_intel, detect_caches_intel): New functions.
2337 (host_detect_local_cpu): Use detect_caches_amd and
2338 detect_caches_intel.
2340 2007-03-01 Richard Henderson <rth@redhat.com>
2342 * expr.c (emit_move_complex_push): Export.
2343 (emit_move_complex_parts): Split out from ...
2344 (emit_move_complex): ... here.
2345 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
2346 * config/i386/i386.md (movcdi): New.
2348 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
2350 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
2351 size of mode1 to check for tieable modes in MMX case.
2353 2007-03-01 Richard Sandiford <richard@codesourcery.com>
2355 * Makefile.in (rtlanal.o): Depend on tree.h.
2356 * rtl.h (offset_within_section_p, split_const): Declare.
2357 * rtlanal.c: Include tree.h.
2358 (offset_within_block_p): New function, taken from
2359 mips_offset_within_object_p.
2360 (split_const): New function, taken from mips_split_const.
2361 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
2363 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
2364 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
2365 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
2366 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
2367 (m68k_illegitimate_symbolic_constant_p): New function.
2368 * config/m68k/m68k.md (movsi): Remove misleading predicates.
2369 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
2370 symbolic constant that might be outside the symbol's section,
2371 move the symbol first and then add the offset.
2372 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
2374 * config/mips/mips.c (mips_split_const): Delete.
2375 (mips_offset_within_object_p): Delete.
2376 (mips_symbolic_constant_p): Use offset_within_section_p and
2377 split_const instead of mips_offset_within_object_p and
2379 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
2380 (mips_legitimize_const_move, print_operand_reloc)
2381 (mips_dangerous_for_la25_p): Use split_const instead of
2384 2007-02-28 Eric Christopher <echristo@apple.com>
2386 * Makefile.in (install-include-dir): Don't rm -rf include.
2388 2007-02-28 Richard Guenther <rguenther@suse.de>
2391 * fold-const.c (fold_binary): Do not associate expressions
2392 with more than one variable for integer types that do not wrap.
2394 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
2396 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
2397 Delete, and replace with...
2398 (fold_builtin_call_array): This. Update callers to use it.
2399 * fold-const.c (fold_build_call_list): Delete, and replace with...
2400 (fold_build_call_array): This.
2401 (fold_build_call_list_initializer): Delete, and replace with...
2402 (fold_build_call_array_initializer): This.
2403 * tree.h: Update declarations to reflect above changes.
2405 * c-typeck.c (build_function_call): Store converted arguments
2406 in a stack-allocated array instead of building a list.
2407 (convert_arguments): Store arguments in the array passed in as an
2408 argument, and return the actual number of arguments.
2409 * c-format.c: (check_function_format): Pass arguments in an
2410 array instead of a list.
2411 * c-common.c (check_function_nonnull): Likewise.
2412 (check_function_sentinel): Likewise.
2413 (check_function_arguments): Likewise.
2414 * c-common.h: Update declarations to reflect above changes.
2416 2007-02-28 Jan Hubicka <jh@suse.cz>
2418 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
2419 PRED_NEGATIVE_RETURN): Update outcomes.
2421 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
2423 * calls.c (emit_library_call_value_1): Handle partial registers
2424 correctly when building up CALL_INSN_FUNCTION_USAGE.
2426 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2428 * pa/predicates.md (move_src_operand): Allow zero for mode.
2429 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
2432 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
2435 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
2436 *movv2df_internal): Enable pattern only for valid operand
2438 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
2439 tie only 128bit modes. For MMX registers, tie only 64bit modes.
2441 2007-02-27 Mike Stump <mrs@apple.com>
2443 * config/darwin-crt3.c: Avoid compilation when compiling for a
2446 2007-02-27 Joseph Myers <joseph@codesourcery.com>
2448 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
2450 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
2451 for fixed headers and limits.h.
2452 (install-include-dir, install-headers-tar, install-headers-cpio,
2453 install-headers-cp, real-install-headers-tar,
2454 real-install-headers-cpio, real-install-headers-cp): Handle
2455 include-fixed as well as include.
2456 (install-mkheaders): Don't install files that go only in include
2458 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
2459 from GCC_INCLUDE_DIR.
2460 * gcc.c (process_command): Remove special -BstageN/ handling.
2461 (do_spec_1): Add include-fixed directories.
2463 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2465 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
2467 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
2469 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
2472 2007-02-27 Mark Mitchell <mark@codesourcery.com>
2474 * c-common.c (get_priority): Add check for
2475 SUPPORTS_INIT_PRIORITY.
2477 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2479 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
2481 * config/bfin/bfin.c: Include "cfglayout.h".
2482 (MAX_LSETUP_DISTANCE): New macro.
2483 (struct loop_info): New members incoming, incoming_src and
2484 incoming_dest. Delete member predecessor.
2485 (length_for_loop): New function.
2486 (bfin_optimize_loop): Handle more different loop structures.
2487 (bfin_discover_loop): Rework detection of predecessor blocks by
2488 examining incoming edges.
2489 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
2491 (bfin_reorder_loops): New function.
2492 (bfin_reorg_loops): Use these three new functions.
2494 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
2495 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
2496 (CONSTRAINT_LEN): Add entry for 'q'.
2497 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
2498 Add 'q' constraints.
2499 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
2500 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
2502 * config/bfin/bfin.md (add_with_carry): New pattern.
2503 (s_or_u, su_optab, su_modifier): New code macros/attrs.
2504 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
2505 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
2506 support unsigned multiplies too. Removed incorrect commutativity from
2507 operand 1 constraint where appropriate.
2508 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
2510 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
2511 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
2513 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
2514 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
2515 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
2516 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
2517 usmulhisi_hh_huh): New patterns.
2519 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
2520 lshifthi3): Fix output template to use half reg for operand 2.
2522 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
2525 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
2527 2007-02-27 Andreas Schwab <schwab@suse.de>
2529 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
2531 2007-02-27 Jan Hubicka <jh@suse.cz>
2533 * predict.c (last_basic_block_p): Remove.
2534 (tree_estimate_probability): Update return heuristic for commonized
2537 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2539 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
2541 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2543 * doc/include/gcc-common.texi (versionsubtitle): New macro.
2544 * doc/cpp.texi: Standardize title page.
2545 * doc/cppinternals.texi: Likewise.
2546 * doc/gcc.texi: Standardize title page, remove version number
2547 from copyright page.
2548 * doc/gccint.texi: Likewise.
2549 * doc/install.texi: Standardize title page, add table of
2552 2007-02-26 Jan Hubicka <jh@suse.cz>
2554 * predict.def: Set outcomes according to more recent results.
2555 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
2556 Remove dead predictors.
2557 * predict.c (return_prediction): Fix pasto.
2559 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2561 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
2562 change; avoid a memory leak when returning early.
2564 2007-02-26 Mark Mitchell <mark@codesourcery.com>
2566 * c-decl.c (static_ctors): Move to c-common.c.
2567 (static_dtors): Likewise.
2568 (finish_function): Use c_record_cdtor_fn.
2569 (build_cdtor): Move to c-common.c.
2570 (c_write_global_declarations): Use c_build_cdtor_fns.
2571 * c-common.h (static_ctors): Declare.
2572 (static_dtors): Likewise.
2573 (c_record_cdtor_fn): Likewise.
2574 (c_build_cdtor_fns): Likewise.
2575 * c-common.c (static_ctors): New variable.
2576 (static_dtors): Likewise.
2577 (c_record_cdtor_fn): New function.
2578 (build_cdtor): Move from c-decl.c
2579 (c_build_cdtor_fns): New function.
2581 * output.h (assemble_addr_to_section): Declare.
2582 (get_cdtor_priority_section): Likewise.
2583 * varasm.c (assemble_addr_to_section): New function.
2584 (get_cdtor_priority_section): Likewise.
2585 (default_named_section_asm_out_destructor): Use them.
2586 (destor_dtor_section_asm_out_destructor): Likewise.
2587 (default_named_section_asm_out_constructor): Likewise.
2588 (default_ctor_section_asm_out_constructor): Likewise.
2589 * config.gcc (*-*-vxworks*): Include vxworks.o.
2590 * config/t-vxworks (vxworks.o): New target.
2591 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
2592 (TARGET_ASM_CONSTRUCTOR): Define.
2593 (TARGET_ASM_DESTRUCTOR): Likewise.
2594 (vxworks_asm_out_constructor): Declare.
2595 (vxworks_asm_out_destructor): Likewise.
2597 * c-common.c (get_priority): Check that we have not just an
2598 INTEGER_CST, but an integer constant with integeral type.
2600 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
2602 PR tree-optimization/30938
2603 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
2604 use &dt[nargs-1] instead of &dt[nargs] in the call to
2605 vect_is_simple_use().
2607 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
2609 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
2610 from register elimination as PRE_MODIFY / POST_MODIFY increments.
2611 Do not attempt to handle MEM inside auto-inc expressions.
2612 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
2613 of a register modified by an auto-inc expression. However, do handle
2614 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
2615 (elimination_effects): Prohibit elimination of a register modified
2616 by an auto-inc expression. Disable register elimination rules whose
2617 target register is modified by an auto-inc expression with variable
2620 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2622 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
2624 (array_at_struct_end_p): New function.
2625 (idx_infer_loop_bounds): Use it.
2626 (estimate_numbers_of_iterations_loop): Export.
2627 * predict.c (predict_loops): Use estimated_loop_iterations_int.
2628 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
2629 (tree_estimate_probability): Call record_loop_exits.
2630 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
2631 (estimated_loop_iterations, estimated_loop_iterations_int,
2632 estimated_loop_iterations_tree): New functions.
2633 (analyze_siv_subscript_cst_affine,
2634 compute_overlap_steps_for_affine_1_2,
2635 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
2636 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
2637 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
2638 (PRED_LOOP_ITERATIONS_GUESSED): New.
2639 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
2640 * cfgloop.h (estimate_numbers_of_iterations_loop,
2641 estimated_loop_iterations_int): Declare.
2643 2007-02-25 Mark Mitchell <mark@codesourcery.com>
2645 * doc/extend.texi: Document optional priority argument to
2646 constructors and destructors.
2647 * tree.c (init_priority_for_decl): Adjust GTY markers.
2648 (init_ttree): Use priority-info hash functions for
2649 init_priority_for_decl.
2650 (tree_map_eq): Rename to ...
2651 (tree_map_base_eq): ... this.
2652 (tree_map_marked_p): Rename to ...
2653 (tree_map_base_marked_p): ... this.
2654 (tree_map_base_hash): New function.
2655 (decl_init_priority_lookup): Rework.
2656 (decl_fini_priority_lookup): New function.
2657 (decl_priority_info): New function.
2658 (decl_init_priority_insert): Use it.
2659 (decl_fini_priority_insert): Likewise.
2660 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
2662 (decl_restrict_base_insert): Likewise.
2663 (decl_debug_expr_insert): Likewise.
2664 (decl_value_expr_lookup): Likewise.
2665 (decl_value_expr_insert): Likewise.
2666 * tree.h (priority_type): New type.
2667 (decl_init_priority_lookup): Use priority_type.
2668 (decl_fini_priority_lookup): New function.
2669 (decl_init_priority_insert): Use priority_type.
2670 (decl_fini_priority_insert): New function.
2671 (DECL_HAS_INIT_PRIORITY): Tweak comments.
2672 (DECL_INIT_PRIORITY): Likewise.
2673 (SET_DECL_INIT_PRIORITY): Add comment.
2674 (DECL_FINI_PRIORITY): New macro.
2675 (SET_DECL_FINI_PRIORITY): Likewise.
2676 (DEFAULT_INIT_PRIORITY): Document.
2677 (MAX_INIT_PRIORITY): Likewise.
2678 (MAX_RESERVED_INIT_PRIORITY): Likewise.
2679 (tree_map_base): New type.
2680 (tree_map_base_eq): New function.
2681 (tree_map_base_hash): Likewise.
2682 (tree_map_base_marked_p): Likewise.
2683 (tree_map): Inherit from tree_map_base.
2684 (tree_map_eq): Make it a macro.
2685 (tree_map_marked_p): Likewise.
2686 (tree_int_map): Inherit from tree_map_base.
2687 (tree_int_map_eq): Make it a macro.
2688 (tree_int_map_hash): Likewise.
2689 (tree_int_map_marked_p): Likewise.
2690 (tree_priority_map): New type.
2691 (tree_priority_map_eq): New macro.
2692 (tree_priority_map_hash): Likewise.
2693 (tree_priority_map_marked_p): Likewise.
2694 * varasm.c (emults_decl): Adjust for refactoring of tree_map
2696 (emutls_common_1): Likewise.
2697 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
2698 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
2699 of tree_map hierarchy.
2700 * tree-cfg.c (move_stmt_r): Likewise.
2701 (new_label_mapper): Likewise.
2702 * c-tree.h (c_expand_body): Move to ...
2703 * c-common.h (c_expand_body): ... here.
2704 * c-decl.c (c_expand_body): Move to ...
2705 * c-common.c (c_expand_body): ... here.
2706 (c_common_attribute_table): Allow 1 argument for the constructor
2707 and destructor attributes.
2708 (get_priority): New function.
2709 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
2710 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
2712 2007-02-24 Jan Hubicka <jh@suse.cz>
2715 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
2717 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2718 Jan Hubicka <jh@suse.cz>
2721 * i386.c (counter_mode): New function.
2722 (expand_set_or_movmem_via_loop): Use it.
2723 (expand_movmem_epilogue): Likewise; fix pasto.
2724 (ix86_expand_movmem): Do emit guard even for constant counts.
2725 (ix86_expand_setmem): Likewise.
2727 2007-02-25 Nick Clifton <nickc@redhat.com>
2729 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
2730 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2732 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2735 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
2736 count argument with 0x10, not with 0x16.
2737 (expand_setmem_epilogue): Ditto.
2739 2007-02-24 Mike Stump <mrs@apple.com>
2741 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
2744 2007-02-24 Richard Guenther <rguenther@suse.de>
2747 * fold-const.c (fold_binary): Fold x +- CST op x for
2748 EQ_EXPR and NE_EXPR.
2750 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2752 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
2754 2007-02-24 Jan Hubicka <jh@suse.cz>
2756 * cgraphunit.c (decide_is_function_needed): Honor
2757 -fkeep-inline-functions.
2759 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2761 * builtins.c (fold_builtin_modf): New.
2762 (fold_builtin_2): Use it.
2764 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
2766 * loop-iv.c (implies_p): Detect additional cases where A implies B.
2767 (determine_max_iter): Take additional LOOP arg; all callers changed.
2768 Lose broken logic dealing with PLUS. Try to limit the upper bound by
2769 one using simplifications.
2770 (simplify_using_initial_values): Return if the expression becomes
2771 invalid due to altered regs.
2773 2007-02-23 DJ Delorie <dj@redhat.com>
2775 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
2777 2007-02-23 Mike Stump <mrs@apple.com>
2779 * tlink.c (scan_linker_output): Parse linker messages from
2780 darwin9's linker better.
2782 2007-02-23 Steve Ellcey <sje@cup.hp.com>
2785 * varpool.c (varpool_assemble_pending_decls): Set
2786 varpool_last_needed_node to null.
2788 2007-02-23 DJ Delorie <dj@redhat.com>
2790 * config/i386/i386.c (ix86_data_alignment): Don't specify an
2791 alignment bigger than the object file can handle.
2793 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
2796 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
2797 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
2798 (*movsf_1): Penalize MMX moves.
2800 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
2802 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
2803 2^32-1 or more times unless flag_unsafe_loop_optimizations.
2805 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
2807 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2809 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
2810 (fold_builtin_1): Use them.
2811 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
2812 BUILT_IN_SIGNIFICAND.
2814 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
2816 * config/i386/i386.c (bdesc_1arg): Initialize
2817 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
2818 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
2819 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
2820 and IX86_BUILTIN_MOVSLDUP.
2822 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
2824 PR rtl-optimization/30841
2825 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
2827 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2829 * builtins.c (fold_builtin_frexp): New.
2830 (fold_builtin_2): Use it.
2832 2007-02-22 Mark Mitchell <mark@codesourcery.com>
2834 * doc/invoke.texi (Spec Files): Document getenv spec function.
2836 * gcc.c (getenv_spec_function): New function.
2837 (static_spec_functions): Add it.
2838 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
2839 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
2842 2007-02-22 Michael Matz <matz@suse.de
2845 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
2846 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
2848 2007-02-22 Ian Lance Taylor <iant@google.com>
2851 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
2852 (mem_loc_descriptor): Call it.
2854 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
2855 Ira Rosen <irar@il.ibm.com>
2857 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
2859 2007-02-22 Ira Rosen <irar@il.ibm.com>
2861 PR tree-optimization/30843
2862 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
2863 stores only after all the group is vectorized.
2865 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
2867 PR tree-optimization/30858
2868 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
2869 in the reduction cycle have a single use in the loop.
2870 * tree-vectorizer.h (relevant): Add documentation.
2872 2007-02-20 Mike Stump <mrs@apple.com>
2874 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
2875 * configure: Regenerate.
2877 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2879 Change the defaults of some parameters and options.
2880 * config/spu/spu-protos.h (spu_optimization_options): Declare.
2881 * config/spu/spu.c (spu_optimization_options): Add.
2882 (spu_override_options): Change params in spu_optimization_options.
2883 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
2885 Register 127 is only 16 byte aligned when used as a frame pointer.
2886 * config/spu/spu-protos.h (spu_init_expanders): Declare.
2887 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
2888 HARD_FRAME_POINTER_REGNUM.
2889 (spu_legitimate_address): Use regno_aligned_for_reload.
2890 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
2891 aligned when frame_pointer_needed is true.
2892 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
2894 * config/spu/spu.h (INIT_EXPANDERS): Define.
2896 Make sure shift and rotate instructions have valid immediate operands.
2897 * config/spu/predicates.md (spu_shift_operand): Remove.
2898 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
2899 * config/spu/constraints.md (W, O): Extend range.
2900 * config/spu/spu.md (umask, nmask): Define.
2901 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
2902 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
2903 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
2904 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
2905 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
2906 (lshr<mode>3_reg): Fix rtl description.
2908 Make sure mulhisi immediate operands are valid.
2909 * config/spu/predicates.md (imm_K_operand): Add.
2910 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
2912 Generate constants using fsmbi and andi.
2913 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
2914 (print_operand, spu_split_immediate, classify_immediate,
2915 fsmbi_const_p): Handle IC_FSMBI2.
2917 Correctly handle a CONST_VECTOR containing symbols.
2918 * config/spu/spu.c (print_operand): Handle HIGH correctly.
2919 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
2920 (immediate_load_p): Allow symbols that use 2 instructions to create.
2921 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
2922 with symbols when flag_pic is set.
2923 (const_vector_immediate_p): New.
2924 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
2925 accept a CONST_VECTOR with symbols.
2926 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
2927 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
2929 * config/spu/spu.md (high, low): Delete.
2930 (low_<mode>): Define.
2932 Remove INTRmode and INTR_REGNUM, which didn't work.
2933 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
2935 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
2936 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
2937 peephole2 pattern): Don't use INTR or 131.
2938 (movintrcc): Delete.
2939 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
2940 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
2941 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
2942 (UNSPEC_SET_INTR): Add.
2943 * config/spu/spu-modes.def (INTR): Remove.
2945 More accurate warnings about run-time relocations.
2946 * config/spu/spu.c (reloc_diagnostic): Test in_section.
2948 Correctly warn about immediate arguments to specific intrinsics.
2949 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
2950 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
2951 the instruction predicate.
2953 Fix tree check errors with latest update.
2954 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
2956 (spu_expand_builtin): Use CALL_EXPR_FN.
2958 Add missing specific intrinsics.
2959 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
2961 * config/spu/spu_internals.h: Ditto.
2963 Fix incorrect operand modifiers.
2964 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
2965 * config/spu/spu.md (xor<mode>3): Change %S to %J.
2967 Optimize one case of zero_extend of a vec_select.
2968 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
2970 Accept any immediate for hbr.
2971 * config/spu/spu.md (hbr): Change s constraints to i.
2973 2007-02-21 Paul Brook <paul@codesourcery.com>
2975 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
2976 condexec_count when skipping USE and CLOBBER.
2978 2007-02-21 Nick Clifton <nickc@redhat.com>
2980 * common.opt (Warray-bounds): Add Warning attribute.
2981 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
2983 (fsized-zeroes): Add Optimization attribute.
2984 (fsplit-wide-types, ftree-scev-cprop): Likewise.
2985 * c.opt (Wc++0x-compat): Add Warning attribute.
2987 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2990 * reload1.c (eliminate_regs_in_insn): In the single_set special
2991 case, attempt to re-recognize the insn before falling back to
2992 having reload fix it up.
2994 2007-02-20 Eric Christopher <echristo@gmail.com>
2996 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
2997 Rewrite accordingly.
2998 (frv_read_iacc_argument): Ditto.
2999 (frv_expand_set_builtin): Take a call instead of arglist, update for
3001 (frv_expand_unop_builtin): Ditto.
3002 (frv_expand_binop_builtin): Ditto.
3003 (frv_expand_cut_builtin): Ditto.
3004 (frv_expand_binopimm_builtin): Ditto.
3005 (frv_expand_voidbinop_builtin): Ditto.
3006 (frv_expand_int_void2arg): Ditto.
3007 (frv_expand_prefetches): Ditto.
3008 (frv_expand_voidtriop_builtin): Ditto.
3009 (frv_expand_voidaccop_builtin): Ditto.
3010 (frv_expand_load_builtin): Ditto.
3011 (frv_expand_store_builtin): Ditto.
3012 (frv_expand_mdpackh_builtin): Ditto.
3013 (frv_expand_mclracc_builtin): Ditto.
3014 (frv_expand_mrdacc_builtin): Ditto.
3015 (frv_expand_mwtacc_builtin): Ditto.
3016 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
3019 2007-02-20 Janis Johnson <janis187@us.ibm.com>
3021 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
3022 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
3024 (HAVE_GAS_DFP): Check for assembler support of decimal floating
3026 * configure: Regenerate.
3027 * config.in: Regenerate.
3028 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
3029 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
3030 masks to power6 and power6x and to POWERPC_MASKS.
3031 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3033 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
3034 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
3035 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3036 Access PROTOTYPE as variable, not mask.
3038 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3040 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
3041 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
3042 * combine.c (adjust_for_new_dest): Use it.
3043 * postreload.c (reload_combine): Likewise.
3045 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3047 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
3048 notes on an insn with multiple sets, even if single_set returns
3049 non-NULL for that insn.
3051 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3053 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
3056 2007-02-20 Geoffrey Keating <geoffk@apple.com>
3058 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
3059 if user didn't pass it.
3060 * config/i386/darwin.h (CC1_SPEC): Likewise.
3061 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
3062 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
3063 -mmacosx-version-min.
3065 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3066 Uros Bizjak <ubizjak@gmail.com>
3068 * optabs.h (enum optab_index): Add new OTI_scalb.
3069 (scalb_optab): Define corresponding macro.
3070 * optabs.c (init_optabs): Initialize scalb_optab.
3071 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
3073 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
3074 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
3075 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
3076 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
3077 flag_unsafe_math_optimizations is set.
3079 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
3080 to implement scalbf, scalb and scalbl built-ins as inline x87
3083 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3084 DJ Delorie <dj@redhat.com>
3087 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
3088 (diagnostic_report_diagnostic): ... here, and turn them into real
3089 errors. If warnings are inhibited, no need to do anything.
3091 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
3093 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
3094 better code generation.
3096 2007-02-20 Ben Elliston <bje@au.ibm.com>
3098 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
3100 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
3102 * config/alpha/alpha.c, config/alpha/alpha.md,
3103 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
3104 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
3105 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
3106 config/arm/lib1funcs.asm: Follow spelling conventions.
3108 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
3109 config/fr30/fr30.md, config/i386/i386.h,
3110 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3111 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
3112 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
3113 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
3114 config/rs6000/altivec.md, config/rs6000/rs6000.c,
3115 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
3116 config/sparc/sparc.c, config/sparc/sparc.h,
3117 config/sparc/sparc.md, config/spu/constraints.md,
3118 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
3121 2007-02-20 Alan Modra <amodra@bigpond.net.au>
3124 * varasm.c (use_blocks_for_decl_p): Return false for decls with
3127 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3129 * doc/invoke.texi (-ftree-lrs): Remove.
3131 2007-02-19 Diego Novillo <dnovillo@redhat.com>
3133 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
3136 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
3138 * config/ia64/ia64.c (ia64_expand_builtin): Use the
3139 new CALL_EXPR_FN macro for retrieving the function
3140 declaration of the input expression.
3142 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3144 * c.opt (Waddress): New.
3145 * common.opt (Walways-true): Delete.
3146 (Wstring-literal-comparison): Delete.
3147 * doc/invoke.texi (Warning Options): Delete -Walways-true and
3148 -Wstring-literal-comparison. Add -Waddress.
3150 (Walways-true): Delete.
3151 (Wstring-literal-comparison): Delete.
3152 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
3153 consistently instead of -Walways-true in example.
3154 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
3155 * c-typeck.c (parser_build_binary_op): Replace
3156 -Wstring-literal-comparison and -Walways-true with -Waddress.
3157 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
3160 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3162 * tree-cfg.c (dump_function_to_file): Be prepared for functions
3163 without DECL_STRUCT_FUNCTION initialized.
3165 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3167 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
3168 due to calls to functions taking pointers as parameters.
3170 2007-02-19 Richard Henderson <rth@redhat.com>
3173 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
3176 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
3178 * config/s390/s390.c (s390_call_saved_register_used,
3179 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
3180 accessed to the new scheme.
3182 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3184 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
3185 (cris_print_index, cris_print_operand, cris_print_operand_address)
3186 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
3187 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
3188 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
3190 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
3191 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
3192 GO_IF_LEGITIMATE_ADDRESS): Ditto.
3193 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
3194 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
3195 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
3196 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
3197 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
3198 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
3199 (uminsi3, call, call_value): Ditto.
3200 (define_split: indir_to_reg_split, unnamed): Ditto.
3202 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
3204 PR tree-optimization/30975
3205 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
3208 2007-02-18 Eric Christopher <echristo@gmail.com>
3210 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
3211 Remove use of arglist.
3212 (mips_expand_builtin): Remove use of arglist, pass in expr.
3213 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
3214 (mips_expand_builtin_movtf): Ditto.
3215 (mips_expand_builtin_compare): Ditto.
3217 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3219 * tree-sra.c (sra_build_assignment): Replace assertion
3220 checking with a comment explaining why it can't be done.
3222 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
3225 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
3226 during CALL_EXPR representation conversion.
3227 * tree-ssa-propagate.c (set_rhs): Likewise.
3229 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3231 * tree-sra.c (sra_build_assignment): Disable assertion checking
3234 2007-02-18 Roger Sayle <roger@eyesopen.com>
3236 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
3237 instead of calling build2 with a GIMPLE_MODIFY_STMT.
3238 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
3240 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
3241 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
3242 gimplify_init_ctor_eval_range, gimple_push_cleanup,
3243 gimplify_omp_for, gimplify_omp_atomic_pipeline,
3244 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
3245 force_gimple_operand): Likewise.
3246 * ipa-cp.c (constant_val_insert): Likewise.
3247 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
3248 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
3249 perfect_nestify): Likewise.
3250 * langhooks.c (lhd_omp_assignment): Likewise.
3251 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
3252 lower_copyprivate_clauses, lower_send_clauses,
3253 lower_send_shared_vars, expand_parallel_call,
3254 expand_omp_for_generic, expand_omp_for_static_nochunk,
3255 expand_omp_for_static_chunk, expand_omp_sections,
3256 lower_omp_single_copy, lower_omp_for_lastprivate,
3257 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
3258 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
3259 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
3262 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3264 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
3265 config/sh/sh.md: Follow spelling conventions.
3267 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
3268 config/frv/predicates.md: Follow spelling conventions.
3270 * config/m68k/linux-unwind.h: Fix a comment typo.
3271 * target.h: Follow spelling conventions.
3273 2007-02-18 Roger Sayle <roger@eyesopen.com>
3275 PR rtl-optimization/28173
3276 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
3277 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
3278 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
3279 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
3280 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
3282 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3284 * builtins.c (fold_builtin_load_exponent): New.
3285 (fold_builtin_2): Use it.
3287 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
3289 PR rtl-optimization/30773
3290 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
3291 if we fail to attach a REG_EQUIV note.
3293 2007-02-18 David Edelsohn <edelsohn@gnu.org>
3294 Roger Sayle <roger@eyesopen.com>
3296 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
3298 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
3300 * calls.c (initialize_argument_information): Pass original EXP
3301 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
3302 code to split complex arguments here, as part of initializing the
3304 (expand_call): Remove code that builds a list of arguments and
3305 inserts implicit arguments into it. Instead, just count how many
3306 implicit arguments there will be so we can determine the size of
3307 the ARGS array, and let initialize_argument_information do the work.
3308 (split_complex_values): Delete unused function.
3310 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
3312 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
3314 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
3316 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
3317 for arg pointer based indexed addressing.
3319 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
3321 * config/ia64/ia64.h, config/ia64/ia64.md,
3322 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
3323 spelling conventions.
3325 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3327 * config/m68k/m68k.c (split_di): New.
3328 * config/m68k/m68k-protos.h: Declare split_di.
3329 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
3330 Improve predicate handling and split constant shifts.
3332 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3334 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
3335 parameter for register bitfield operations, general predicates
3338 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3340 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
3341 * config/m68k/linux-unwind.h: New file.
3343 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
3345 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
3346 config/i386/athlon.md, config/ia64/ia64.md,
3347 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
3348 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
3349 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
3350 tree-ssa-loop-niter.c, tree-vect-analyze.c,
3351 tree-vect-transform.c: Fix comment typos.
3353 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
3355 * sched-deps.c (find_insn_list): Remove.
3356 * sched-int.h: Remove the prototype for find_insn_list.
3358 2007-02-16 Geoffrey Keating <geoffk@apple.com>
3360 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
3362 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
3363 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
3364 darwin_rs6000_override_options.
3365 (C_COMMON_OVERRIDE_OPTIONS): Expect
3366 darwin_macosx_version_min to be non-NULL always.
3367 (TARGET_C99_FUNCTIONS): Likewise.
3368 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
3369 (DARWIN_MINVERSION_SPEC): New.
3370 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
3371 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
3373 (DARWIN_MINVERSION_SPEC): New.
3374 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
3376 * config/darwin-c.c (darwin_cpp_builtins): Expect
3377 darwin_macosx_version_min to be non-NULL always.
3379 * config/rs6000/rs6000.c: Clean up trailing whitespace.
3381 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
3383 * config/i386/i386.h (x86_use_xchgb): New.
3384 (TARGET_USE_XCHGB): New macro.
3385 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
3386 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
3387 Split after reload into bswaphi for shifts of 8.
3388 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
3389 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
3390 or when optimizing for size.
3392 2007-02-16 Richard Guenther <rguenther@suse.de>
3393 Christian Bruel <christian.bruel@st.com>
3395 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
3396 DECLs but prefer SSA_NAMEs over DECLs.
3398 2007-02-16 Richard Guenther <rguenther@suse.de>
3400 * tree-flow-inline.h (single_imm_use_p): Remove.
3401 (zero_imm_uses_p): Likewise.
3402 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
3403 instead of single_imm_use_p.
3404 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
3407 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3410 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
3411 nested double- and backquotes.
3413 2007-02-15 Roger Sayle <roger@eyesopen.com>
3416 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
3417 should be unreachable.
3418 (build2_stat): Allow construction of MODIFY_EXPR at any time.
3419 For the time being redirect GIMPLE_MODIFY_STMT to the new
3420 (renamed) build_gimple_modify_stmt_stat.
3421 (build2_gimple_stat): Rename to...
3422 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
3423 Always build a GIMPLE_MODIFY_STMT node.
3424 * tree.h (build2_gimple, build2_gimple_stat): Delete.
3425 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
3428 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
3429 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
3430 * tree-complex.c (set_component_ssa_name, expand_complex_move,
3431 expand_complex_div_wide): Likewise.
3432 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
3433 * tree-ssa-loop-im.c (schedule_sm): Likewise.
3434 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
3435 * tree-ssa-loop-manip.c (create_iv): Likewise.
3436 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
3437 abs_replacement): Likewise.
3438 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
3439 realify_fake_stores): Likewise.
3441 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
3442 node rather than a GIMPLE_MODIFY_STMT node.
3443 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
3444 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
3446 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
3447 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
3450 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3453 * fold-const.c (fold_comparison): Add back the
3454 folding of constant complex comparisions.
3456 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3459 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
3460 effects unknown to this function, return early.
3462 2007-02-15 Ian Lance Taylor <iant@google.com>
3464 * lower-subreg.c (move_eh_region_note): New static function.
3465 (resolve_simple_move): Call it.
3466 (decompose_multiword_subregs): Track blocks for which we resolve a
3467 simple move which is also a control flow insn. Pass them to
3468 find_many_sub_basic_blocks.
3469 (pass_lower_subreg): Add TODO_verify_flow.
3470 (pass_lower_subreg2): Likewise.
3472 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3473 Brooks Moses <brooks.moses@codesourcery.com>
3474 Lee Millward <lee.millward@codesourcery.com>
3476 * tree.h (enum tree_code_class): Add tcc_vl_exp.
3477 (VL_EXP_CLASS_P): New.
3478 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
3480 (TREE_OPERAND_CHECK_CODE): Likewise.
3481 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
3482 (TREE_RTL_OPERAND_CHECK): Likewise.
3483 (tree_operand_check_failed): Make second parameter the whole tree
3484 instead of its code. Fixed callers.
3485 (VL_EXP_CHECK): New.
3486 (TREE_OPERAND_LENGTH): New.
3487 (VL_EXP_OPERAND_LENGTH): New.
3488 (CALL_EXPR_FN): New.
3489 (CALL_EXPR_STATIC_CHAIN): New.
3490 (CALL_EXPR_ARGS): New.
3491 (CALL_EXPR_ARG): New.
3492 (call_expr_nargs): New.
3493 (CALL_EXPR_ARGP): New.
3494 (build_nt_call_list): Declare.
3495 (build_vl_exp_stat): Declare.
3496 (build_vl_exp): New.
3497 (build_call_list): Declare.
3498 (build_call_nary): Declare.
3499 (build_call_valist): Declare.
3500 (build_call_array): Declare.
3501 (call_expr_arg): Declare.
3502 (call_expr_argp): Declare.
3503 (call_expr_arglist): Declare.
3504 (fold_build_call_list): Declare.
3505 (fold_build_call_list_initializer): Declare.
3506 (fold_call_expr): Declare to replace fold_builtin.
3507 (fold_builtin_fputs): Update to agree with modified definition.
3508 (fold_builtin_strcpy): Likewise.
3509 (fold_builtin_strncpy): Likewise.
3510 (fold_builtin_memory_chk): Likewise.
3511 (fold_builtin_stxcpy_chk): Likewise.
3512 (fold_builtin_strncpy_chk): Likewise.
3513 (fold_builtin_next_arg): Likewise.
3514 (fold_build_call_expr): Declare.
3515 (fold_builtin_call_list): Declare.
3516 (fold_builtin_call_valist): Declare.
3517 (build_call_expr): Declare.
3518 (validate_arglist): Update to agree with modified definition.
3519 (tree_operand_length): New.
3520 (call_expr_arg_iterator): New.
3521 (init_call_expr_arg_iterator): New.
3522 (next_call_expr_arg): New.
3523 (first_call_expr_arg): New.
3524 (more_call_expr_args_p): New.
3525 (FOR_EACH_CALL_EXPR_ARG): New.
3527 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
3528 and tcc_gimple_stmt.
3529 (tree_code_size): Update documentation. Use sizeof (tree) rather
3530 than sizeof (char *).
3531 (tree_size): Likewise. Add case for tcc_vl_exp.
3532 (tree_node_structure): Add case for tcc_vl_exp.
3533 (contains_placeholder_p): Likewise.
3534 (substitute_in_expr): Likewise.
3535 (substitute_placeholder_in_expr): Likewise.
3536 (stabilize_reference_1): Likewise.
3537 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
3538 to diagnose breakage of this interface for constructing CALL_EXPRs.
3539 (build_nt): Add similar assertion here.
3540 (build_nt_call_list): New.
3541 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
3542 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
3544 (get_callee_fndecl): Use new CALL_EXPR accessors.
3545 (tree_operand_check_failed): Change parameters to pass entire node
3546 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
3547 (process_call_operands): New.
3548 (build_vl_exp_stat): New.
3549 (build_call_list): New.
3550 (build_call_nary): New.
3551 (build_call_valist): New.
3552 (build_call_array): New.
3553 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3554 (call_expr_arglist): New.
3556 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
3557 tcc_vl_exp instead of a fixed-size tcc_expression.
3559 * doc/c-tree.texi (CALL_EXPR): Document new representation and
3560 accessors for CALL_EXPRs.
3561 (AGGR_INIT_EXPR): Likewise.
3563 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3564 Brooks Moses <brooks.moses@codesourcery.com>
3565 Lee Millward <lee.millward@codesourcery.com>
3567 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
3568 (expand_builtin_nonlocal_goto): Change parameter to be entire
3569 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
3570 (expand_builtin_prefetch): Likewise.
3571 (expand_builtin_classify_type): Likewise.
3572 (mathfn_built_in): Return NULL_TREE instead of 0.
3573 (expand_errno_check): Use new CALL_EXPR accessors.
3574 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
3575 Return NULL_RTX instead of 0.
3576 (expand_builtin_mathfn_2): Likewise.
3577 (expand_builtin_mathfn_3): Likewise.
3578 (expand_builtin_interclass_mathfn): Likewise.
3579 (expand_builtin_sincos): Likewise.
3580 (expand_builtin_cexpi): Likewise.
3581 (expand_builtin_int_roundingfn): Likewise.
3582 (expand_builtin_int_roundingfn_2): Likewise.
3583 (expand_builtin_pow): Likewise.
3584 (expand_builtin_powi): Likewise.
3585 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
3586 of arglist, fixing callers appropriately. Use new CALL_EXPR
3587 accessors and constructors. Return NULL_RTX instead of 0.
3588 (expand_builtin_strstr): Likewise.
3589 (expand_builtin_strchr): Likewise.
3590 (expand_builtin_strrchr): Likewise.
3591 (expand_builtin_strpbrk): Likewise.
3592 (expand_builtin_memcpy): Likewise.
3593 (expand_builtin_mempcpy): Likewise.
3594 (expand_builtin_mempcpy_args): New.
3595 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
3596 (expand_builtin_memmove_args): New.
3597 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
3598 (expand_movstr): Likewise.
3599 (expand_builtin_strcpy): Likewise.
3600 (expand_builtin_strcpy_args): New.
3601 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
3602 (expand_builtin_strncpy): Likewise.
3603 (expand_builtin_memset): Likewise.
3604 (expand_builtin_memset_args): New.
3605 (expand_builtin_bzero): Similarly to expand_builtin_memset.
3606 (expand_builtin_memcmp): Likewise.
3607 (expand_builtin_strcmp): Likewise.
3608 (expand_builtin_strncmp): Likewise.
3609 (expand_builtin_strcat): Likewise.
3610 (expand_builtin_strncat): Likewise.
3611 (expand_builtin_strspn): Likewise.
3612 (expand_builtin_strcspn): Likewise.
3613 (expand_builtin_args_info): Likewise.
3614 (expand_builtin_va_start): Likewise.
3615 (gimplify_va_arg_expr): Likewise.
3616 (expand_builtin_va_end): Likewise.
3617 (expand_builtin_va_copy): Likewise.
3618 (expand_builtin_frame_address): Likewise.
3619 (expand_builtin_alloca): Likewise.
3620 (expand_builtin_bswap): Likewise.
3621 (expand_builtin_unop): Likewise.
3622 (expand_builtin_fputs): Likewise.
3623 (expand_builtin_expect): Likewise.
3624 (expand_builtin_fabs): Likewise.
3625 (expand_builtin_copysign): Likewise.
3626 (expand_builtin_printf): Likewise.
3627 (expand_builtin_fprintf): Likewise.
3628 (expand_builtin_sprintf): Likewise.
3629 (expand_builtin_init_trampoline): Likewise.
3630 (expand_builtin_signbit): Likewise.
3631 (expand_builtin_fork_or_exec): Likewise.
3632 (expand_builtin_sync_operation): Likewise.
3633 (expand_builtin_compare_and_swap): Likewise.
3634 (expand_builtin_lock_test_and_set): Likewise.
3635 (expand_builtin_lock_release): Likewise.
3636 (expand_builtin): Likewise.
3637 (builtin_mathfn_code): Likewise.
3639 (fold_builtin_constant_p): Pass call arguments individually instead
3640 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3641 accessors and constructors. Return NULL_TREE instead of 0.
3642 (fold_builtin_expect): Likewise.
3643 (fold_builtin_classify_type): Likewise.
3644 (fold_builtin_strlen): Likewise.
3645 (fold_builtin_nan): Likewise.
3646 (integer_valued_real_p): Likewise.
3647 (fold_trunc_transparent_mathfn): Likewise.
3648 (fold_fixed_mathfn): Likewise.
3649 (fold_builtin_cabs): Likewise.
3650 (fold_builtin_sqrt): Likewise.
3651 (fold_builtin_cbrt): Likewise.
3652 (fold_builtin_cos): Likewise.
3653 (fold_builtin_cosh): Likewise.
3654 (fold_builtin_tan): Likewise.
3655 (fold_builtin_sincos): Likewise.
3656 (fold_builtin_cexp): Likewise.
3657 (fold_builtin_trunc): Likewise.
3658 (fold_builtin_floor): Likewise.
3659 (fold_builtin_ceil): Likewise.
3660 (fold_builtin_round): Likewise.
3661 (fold_builtin_int_roundingfn): Likewise.
3662 (fold_builtin_bitop): Likewise.
3663 (fold_builtin_bswap): Likewise.
3664 (fold_builtin_logarithm): Likewise.
3665 (fold_builtin_hypot): Likewise.
3666 (fold_builtin_pow): Likewise.
3667 (fold_builtin_powi): Likewise.
3668 (fold_builtin_exponent): Likewise.
3669 (fold_builtin_memset): Likewise.
3670 (fold_builtin_bzero): Likewise.
3671 (fold_builtin_memory_op): Likewise.
3672 (fold_builtin_bcopy): Deleted; call site changed to invoke
3673 fold_builtin_memory_op directly.
3674 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
3675 (fold_builtin_strncpy): Likewise.
3676 (fold_builtin_memcmp): Likewise.
3677 (fold_builtin_strcmp): Likewise.
3678 (fold_builtin_strncmp): Likewise.
3679 (fold_builtin_signbit): Likewise.
3680 (fold_builtin_copysign): Likewise.
3681 (fold_builtin_isascii): Likewise.
3682 (fold_builtin_toascii): Likewise.
3683 (fold_builtin_isdigit): Likewise.
3684 (fold_builtin_fabs): Likewise.
3685 (fold_builtin_abs): Likewise.
3686 (fold_builtin_fmin_fmax): Likewise.
3687 (fold_builtin_carg): Likewise.
3688 (fold_builtin_classify): Likewise.
3689 (fold_builtin_unordered_cmp): Likewise.
3691 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
3692 New functions split out from fold_builtin_1.
3693 (fold_builtin_n): New.
3694 (fold_builtin_varargs): New.
3695 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
3697 (fold_call_expr): New.
3698 (build_function_call_expr): Rewrite to use new helper function.
3699 (fold_builtin_call_list): New.
3700 (build_call_expr): New.
3701 (fold_builtin_call_valist): New.
3702 (rewrite_call_expr): New.
3703 (validate_arg): New.
3704 (validate_arglist): Change parameter to be entire CALL_EXPR instead
3705 of an arglist. Change return type to bool. Use new CALL_EXPR
3708 (fold_builtin_strstr): Pass call arguments individually instead
3709 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3710 accessors and constructors. Return NULL_TREE instead of 0.
3711 (fold_builtin_strchr): Likewise.
3712 (fold_builtin_strrchr): Likewise.
3713 (fold_builtin_strpbrk): Likewise.
3714 (fold_builtin_strcat): Likewise.
3715 (fold_builtin_strncat): Likewise.
3716 (fold_builtin_strspn): Likewise.
3717 (fold_builtin_strcspn): Likewise.
3718 (fold_builtin_fputs): Likewise.
3719 (fold_builtin_next_arg): Likewise.
3720 (fold_builtin_sprintf): Likewise.
3722 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
3723 NULL_RTX instead of 0.
3724 (expand_builtin_memory_chk): Likewise.
3725 (maybe_emit_chk_warning): Likewise.
3726 (maybe_emit_sprintf_chk_warning): Likewise.
3728 (fold_builtin_object_size): Pass call arguments individually instead
3729 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3730 accessors and constructors. Return NULL_TREE instead of 0.
3731 (fold_builtin_memory_chk): Likewise.
3732 (fold_builtin_stxcpy_chk): Likewise.
3733 (fold_builtin_strncpy_chk): Likewise.
3734 (fold_builtin_strcat_chk): Likewise.
3735 (fold_builtin_strcat_chk): Likewise.
3736 (fold_builtin_strncat_chk): Likewise.
3737 (fold_builtin_sprintf_chk): Likewise.
3738 (fold_builtin_snprintf_chk): Likewise.
3739 (fold_builtin_printf): Likewise.
3740 (fold_builtin_vprintf): Likewise.
3742 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
3744 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
3745 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3746 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
3747 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
3748 (fold_unary): Likewise.
3749 (fold_binary): Likewise.
3750 (fold_ternary): Remove CALL_EXPR case, since they are no longer
3751 ternary expressions.
3752 (fold): Add logic for tcc_vl_exp.
3753 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
3754 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3755 (fold_build3_stat): Add assertion to flag broken interface for
3756 constructing CALL_EXPRs.
3757 (fold_build_call_list): New.
3758 (fold_build_call_list_initializer): New.
3759 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
3761 (fold_strip_sign_ops): Likewise.
3763 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3764 Brooks Moses <brooks.moses@codesourcery.com>
3765 Lee Millward <lee.millward@codesourcery.com>
3767 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
3768 accessors and dump arguments explicitly.
3770 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
3772 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
3774 (print_call_name): Use new CALL_EXPR accessors.
3776 * print-tree.c (print_node): Add case tcc_vl_exp. Print
3777 CALL_EXPR arguments explicitly instead of as a list. Use
3778 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3780 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
3781 (vrp_visit_stmt): Likewise.
3783 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
3784 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
3786 (force_move_till_expr): Likewise.
3788 * targhooks.c (default_external_stack_protect_fail): Use
3789 build_call_expr instead of build_function_call_expr.
3790 (default_hidden_stack_protect_fail): Likewise.
3792 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
3795 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
3796 and walk arguments explicitly.
3798 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
3799 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3800 (expand_simple_operations): Likewise.
3801 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
3803 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
3804 of TREE_CODE_LENGTH.
3805 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
3807 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
3808 instead of TREE_CODE_LENGTH.
3810 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
3811 (tree_ic_transform): Likewise.
3812 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
3813 parameter instead of arglist. Fix callers.
3814 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
3815 (tree_stringops_transform): Likewise.
3816 (tree_indirect_call_to_profile): Likewise.
3817 (tree_stringops_values_to_profile): Likewise.
3819 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
3820 (eliminate_tail_call): Likewise.
3822 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
3824 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3825 Use TREE_OPERAND_LENGTH and generalize to handle any number of
3827 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
3829 * omp-low.c (build_omp_barrier): Use build_call_expr.
3830 (lower_rec_input_clauses): Likewise.
3831 (lower_reduction_clauses): Likewise.
3832 (expand_parallel_call): Likewise.
3833 (maybe_catch_exception): Likewise.
3834 (expand_omp_for_generic): Likewise.
3835 (expand_omp_for_static_nochunk): Likewise.
3836 (expand_omp_sections): Likewise.
3837 (lower_omp_single_simple): Likewise.
3838 (lower_omp_single_copy): Likewise.
3839 (lower_omp_master): Likewise.
3840 (lower_omp_ordered): Likewise.
3841 (lower_omp_critical): Likewise.
3843 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
3844 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
3846 * tree-gimple.c (is_gimple_call_addr): Fix doc.
3847 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
3848 TREE_CODE_LENGTH. Add tcc_vl_exp case.
3850 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
3851 and generalize to handle any number of operands.
3852 (chrec_contains_undetermined): Likewise.
3853 (tree_contains_chrecs): Likewise.
3854 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
3856 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
3858 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
3859 fold_call_expr instead of fold_builtin.
3860 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
3861 match declarations there.
3862 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
3865 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
3866 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3868 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
3869 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
3871 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
3874 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
3875 (execute_cse_sincos): Use new CALL_EXPR accessors.
3877 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
3879 * gimple-low.c (lower_function_body): Use build_call_expr.
3880 (lower_builtin_setjmp): Likewise.
3882 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
3883 (set_storage_via_libcall): Likewise.
3884 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
3885 instead of TREE_CODE_LENGTH.
3886 (expand_expr_real_1): Use new CALL_EXPR accessors.
3888 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
3889 generalize to handle any number of operands.
3890 (TB_parent_eq): Likewise.
3892 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
3893 (strip_builtin_expect): Likewise.
3895 * function.c (gimplify_parameters): Use build_call_expr.
3897 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
3898 instead of TREE_CODE_LENGTH.
3900 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
3901 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
3903 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
3906 * gimplify.c (build_stack_save_restore): Use build_call_expr.
3907 (gimplify_decl_expr): Likewise.
3908 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
3909 Use new CALL_EXPR iterators.
3910 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
3911 (gimplify_modify_expr_to_memset): Likewise.
3912 (gimplify_variable_sized_compare): Likewise.
3913 (gimplify_omp_atomic_fetch_op): Likewise.
3914 (gimplify_omp_atomic_pipeline): Likewise.
3915 (gimplify_omp_atomic_mutex): Likewise.
3916 (gimplify_function_tree): Likewise.
3918 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
3919 (call_expr_flags): Likewise.
3920 (expand_call): Likewise.
3922 * except.c (expand_builtin_eh_return_data_regno): Pass entire
3923 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3926 * coverage.c (create_coverage): Use build_call_expr.
3928 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
3929 (temp_call_expr_obstack): New.
3930 (pool_copy_list): Delete.
3931 (temp_copy_call_expr): New.
3932 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
3933 CALL_EXPR accessors. Get rid of special goo for copying argument
3934 lists and use temp_copy_call_expr instead.
3935 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
3936 CALL_EXPR accessors.
3937 (create_expression_by_pieces): Likewise. Use build_call_array
3938 to construct the result instead of fold_build3.
3939 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
3940 dealing with argument lists.
3941 (init_pre): Remove references to expression_node_pool and
3942 list_node_pool. Init temp_call_expr_obstack instead.
3943 (fini_pre): Remove references to expression_node_pool and
3946 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
3947 and walk arguments explicitly instead of as a list.
3949 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
3950 (mx_register_decls): Likewise.
3951 (mudflap_register_call): Likewise.
3952 (mudflap_finish_file): Likewise.
3954 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
3955 (ipa_callsite_compute_param): Likewise.
3957 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
3958 accessors and constructor.
3960 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
3961 accessors and constructor.
3962 (convert_tramp_reference): Likewise.
3963 (convert_call_expr): Likewise.
3964 (finalize_nesting_tree_1): Likewise.
3966 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
3969 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
3971 * tree-inline.c (initialize_inlined_parameters): Pass entire
3972 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3974 (estimate_num_insns_1): Use new CALL_EXPR accessors.
3975 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
3977 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
3978 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3979 (vectorizable_reduction): Likewise.
3980 (vectorizable_call): Use new CALL_EXPR iterators.
3981 (vectorizable_conversion): Use build_call_expr.
3982 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
3983 (vect_gen_widened_results_half): Use build_call_expr.
3984 (vect_setup_realignment): Likewise.
3985 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
3987 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
3988 (pass_through_call): Likewise.
3989 (compute_object_sizes): Likewise. Use fold_call_expr instead of
3992 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
3993 (tree_gen_pow2_profiler): Likewise.
3994 (tree_gen_one_value_profiler): Likewise.
3995 (tree_gen_ic_func_profiler): Likewise.
3996 (tree_gen_average_profiler): Likewise.
3997 (tree_gen_ior_profiler): Likewise.
3999 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
4000 (find_func_aliases): Use new CALL_EXPR accessors. Add case
4001 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4003 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
4004 of TREE_CODE_LENGTH.
4006 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
4007 of TREE_CODE_LENGTH.
4009 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
4011 (convert_to_integer): Likewise.
4013 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
4016 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4017 Brooks Moses <brooks.moses@codesourcery.com>
4018 Lee Millward <lee.millward@codesourcery.com>
4020 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
4022 * config/frv/frv.c (frv_expand_builtin): Likewise.
4023 * config/s390/s390.c (s390_expand_builtin): Likewise.
4025 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
4026 (sparc_expand_builtin): Use new CALL_EXPR accessors.
4028 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
4029 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
4030 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
4031 (ix86_expand_store_builtin): Likewise.
4032 (ix86_expand_unop_builtin): Likewise.
4033 (ix86_expand_unop1_builtin): Likewise.
4034 (ix86_expand_sse_compare): Likewise.
4035 (ix86_expand_sse_comi): Likewise.
4036 (ix86_expand_vec_init_builtin): Likewise.
4037 (ix86_expand_vec_ext_builtin): Likewise.
4038 (ix86_expand_vec_set_builtin): Likewise.
4039 (ix86_expand_builtin): Use new CALL_EXPR accessors.
4041 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
4042 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
4044 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
4045 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4046 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
4048 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
4050 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4051 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
4052 arglist. Use new CALL_EXPR accessors. Fix callers.
4053 (altivec_expand_abs_builtin): Likewise.
4054 (rs6000_expand_binop_builtin): Likewise.
4055 (altivec_expand_predicate_builtin): Likewise.
4056 (altivec_expand_lv_builtin): Likewise.
4057 (spe_expand_stv_builtin): Likewise.
4058 (altivec_expand_stv_builtin): Likewise.
4059 (rs6000_expand_ternop_builtin): Likewise.
4060 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
4061 (altivec_expand_st_builtin): Likewise.
4062 (altivec_expand_dst_builtin): Likewise.
4063 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
4064 arglist. Use new CALL_EXPR accessors. Fix callers.
4065 (altivec_expand_vec_set_builtin): Likewise.
4066 (altivec_expand_vec_ext_builtin): Likewise.
4067 (altivec_expand_builtin): Use new CALL_EXPR accessors.
4068 (spe_expand_builtin): Likewise.
4069 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
4070 arglist. Use new CALL_EXPR accessors. Fix callers.
4071 (spe_expand_evsel_builtin): Likewise.
4072 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
4073 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
4075 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
4076 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4077 (arm_expand_unop_builtin): Likewise.
4078 (arm_expand_builtin): Use new CALL_EXPR accessors.
4080 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
4083 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
4084 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4085 (bfin_expand_unop_builtin): Likewise.
4086 (bfin_expand_builtin): Use new CALL_EXPR accessors.
4088 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4089 Brooks Moses <brooks.moses@codesourcery.com>
4090 Lee Millward <lee.millward@codesourcery.com>
4092 * c-semantics.c (build_stmt): Add internal diagnostic check.
4094 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
4095 accessors. Print arguments explicitly instead of as a list.
4097 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
4099 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
4100 (c_finish_omp_flish): Likewise.
4102 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
4103 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
4104 instead of TREE_CODE_LENGTH.
4105 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
4106 (c_warn_unused_result): Likewise.
4108 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4111 * doc/invoke.texi (Warning Options): Remove
4112 -Werror-implicit-function-declaration.
4113 (Wimplicit-function-declaration): Update description.
4114 * opts.c (common_handle_option): Move handling of -Werror=* to...
4115 (enable_warning_as_error): ...here.
4116 * opts.h (enable_warning_as_error): Declare.
4117 * c-decl.c (implicit_decl_warning): Unless
4118 -Wno-implicit-function-declaration is given, emit a pedwarn if
4119 -std=c99 or emit a warning if -Wimplicit-function-declaration.
4120 * c.opt (Wimplicit-function-declaration): Replace
4121 mesg_implicit_function_declaration with
4122 warn_implicit_function_declaration.
4123 * c-opts.c (c_common_handle_option):
4124 -Werror-implicit-function-declaration is exactly equal as
4125 -Werror=implicit-function-declaration.
4126 (set_Wimplicit): Replace mesg_implicit_function_declaration with
4127 warn_implicit_function_declaration.
4128 (c_common_post_options): -Wimplict-function-declaration is enabled
4129 by default by -std=c99, otherwise is disabled by default.
4130 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
4132 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4134 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
4135 DECL on the rhs to a DECL on the lhs for debug info purposes if the
4136 former is ignored but not the latter.
4138 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4140 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
4141 is made and the reference doesn't use the alias set of its type,
4142 do not create the temporary using that type.
4144 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
4146 * jump.c: Remove prototypes for delete_computation and
4147 delete_prior_computation.
4149 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4151 * jump.c (get_label_after): Delete.
4152 (get_label_before, delete_computation, delete_jump,
4153 delete_prior_computation, follow_jumps): Move...
4154 * reorg.c (delete_computation, delete_prior_computation): ... here...
4155 (get_label_before, delete_jump): ... making these static ...
4156 (follow_jumps): ... and simplifying this since it only runs after
4158 * rtl.h (get_label_after, get_label_before, delete_jump,
4159 follow_jumps): Delete prototypes.
4161 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4163 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
4165 2007-02-15 Nick Clifton <nickc@redhat.com>
4167 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
4168 order to prevent it from being munged by the target.
4170 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
4172 * config/i386/i386.md: Remove misleading comment.
4174 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4176 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
4177 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
4180 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4182 * tree-sra.c (instantiate_missing_elements): Canonicalize
4184 (sra_build_assignment): New.
4185 (generate_copy_inout, generate_element_copy,
4186 generate_element_zero, generate_one_element_init): Use it.
4188 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4190 * tree-sra.c (instantiate_missing_elements): Canonicalize
4192 (sra_build_assignment): New.
4193 (generate_copy_inout, generate_element_copy,
4194 generate_element_zero, generate_one_element_init): Use it.
4196 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4198 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
4201 2007-02-14 Joseph Myers <joseph@codesourcery.com>
4203 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
4204 types as aggregates not scalars.
4205 * function.c (assign_stack_temp_for_type): Likewise.
4207 2007-02-14 Roger Sayle <roger@eyesopen.com>
4208 Zdenek Dvorak <dvorakz@suse.cz>
4210 * tree-dump.c (dump_switch_p_1): Require exact match of the option
4213 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
4215 * passes.c (next_pass_1): Clear the next field of the copied
4218 2007-02-14 Richard Henderson <rth@redhat.com>
4220 * tree-sra.c (early_sra): New.
4221 (decl_can_be_decomposed_p): Deny va_list if early_sra.
4222 (tree_sra_early, pass_sra_early): New.
4223 * tree-pass.h (pass_sra_early): Declare.
4224 * passes.c (init_optimization_passes): Use it.
4226 2007-02-14 Richard Guenther <rguenther@suse.de>
4228 * flags.h (issue_strict_overflow_warning): Convert to a macro.
4230 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
4232 PR tree-optimization/30771
4233 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
4235 (vect_analyze_operations): Induction phis can now be marked as
4237 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
4238 Update documentation accordingly.
4240 2007-02-14 Nick Clifton <nickc@redhat.com>
4242 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
4243 most 3 arguments are supported.
4244 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
4246 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
4248 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
4249 Ensure dst->current is valid.
4251 2007-02-13 Paul Brook <paul@codesourcery.com>
4253 * config.gcc: Add arm*-*-uclinux-*eabi.
4254 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
4255 (SUBTARGET_EXTRA_LINK_SPEC): Define.
4256 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
4257 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
4258 (LINK_SPEC): Define.
4260 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
4262 * config/arm/uclinux-eabi.h: New file.
4263 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
4264 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
4267 2007-02-13 Ian Lance Taylor <iant@google.com>
4269 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
4270 * flags.h (warn_strict_overflow): Declare.
4271 (enum warn_strict_overflow_code): Define.
4272 (issue_strict_overflow_warning): New static inline function.
4273 * opts.c (warn_strict_overflow): New variable.
4274 (common_handle_option): Handle OPT_Wstrict_overflow and
4275 OPT_Wstrict_overflow_.
4276 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
4278 * fold-const.c: Include intl.h.
4279 (fold_deferring_overflow_warnings): New static variable.
4280 (fold_deferred_overflow_warning): New static variable.
4281 (fold_deferred_overflow_code): New static variable.
4282 (fold_defer_overflow_warnings): New function.
4283 (fold_undefer_overflow_warnings): New function.
4284 (fold_undefer_and_ignore_overflow_warnings): New function.
4285 (fold_deferring_overflow_warnings_p): New function.
4286 (fold_overflow_warning): New static function.
4287 (make_range): Add strict_overflow_p parameter. Change all
4289 (extract_muldiv, extract_muldiv_1): Likewise.
4290 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
4291 tree_expr_nonnegative_p.
4292 (fold_negate_expr): Call fold_overflow_warning.
4293 (fold_range_test): Likewise.
4294 (fold_comparison): Likewise.
4295 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
4296 instead of tree_expr_nonnegative_p.
4297 (tree_expr_nonnegative_warnv_p): Rename from
4298 tree_expr_nonnegative_p, add strict_overflow_p parameter.
4299 (tree_expr_nonnegative_p): New function.
4300 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
4301 strict_overflow_p parameter.
4302 (tree_expr_nonzero_p): New function.
4303 * passes.c (verify_interpass_invariants): New static function.
4304 (execute_one_pass): Call it.
4305 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
4307 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
4308 (estimate_numbers_of_iterations): Likewise.
4309 (scev_probably_wraps_p): Likewise.
4310 * tree-ssa-ccp.c: Include "toplev.h".
4311 (evaluate_stmt): Defer fold overflow warnings until we know we are
4313 (struct fold_stmt_r_data): Add stmt field.
4314 (fold_stmt_r): Defer fold overflow warnings until we know we
4316 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
4317 (fold_stmt_inplace): Likewise.
4318 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
4319 (cleanup_control_expr_graph): Defer fold overflow warnings until
4320 we know we are going to optimize.
4321 * tree-cfg.c (fold_cond_expr_cond): Likewise.
4322 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
4324 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
4325 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
4326 * tree-ssa-loop-manip.c (create_iv): Likewise.
4327 * c-typeck.c (build_conditional_expr): Likewise.
4328 (build_binary_op): Likewise.
4329 * tree-vrp.c (vrp_expr_computes_nonzero): Call
4330 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
4331 (extract_range_from_unary_expr): Likewise.
4332 * simplify-rtx.c (simplify_const_relational_operation): Warn when
4333 assuming that signed overflow does not occur.
4334 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
4335 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
4336 (fold_defer_overflow_warnings): Declare.
4337 (fold_undefer_overflow_warnings): Declare.
4338 (fold_undefer_and_ignore_overflow_warnings): Declare.
4339 (fold_deferring_overflow_warnings_p): Declare.
4340 (tree_expr_nonzero_warnv_p): Declare.
4341 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
4343 (Warning Options): Document -Wstrict-overflow.
4344 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
4345 (tree-ssa-ccp.o): Likewise.
4346 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
4347 (fold-const.o): Depend on intl.h.
4349 2007-02-13 Ian Lance Taylor <iant@google.com>
4352 * lower-subreg.c (resolve_simple_move): Decompose subregs in
4355 2007-02-13 Stuart Hastings <stuart@apple.com>
4357 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
4359 2007-02-13 Richard Henderson <rth@redhat.com>
4361 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
4362 handled_component_p before looking for the indirect_ref.
4364 2007-02-13 Richard Henderson <rth@redhat.com>
4366 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
4367 remove flags clobber.
4368 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
4369 (bswaphi_lowpart): New.
4370 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
4371 remove TARGET_BSWAP test. Delete expander of the same name.
4373 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
4374 (expand_unop): Use them.
4376 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
4378 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
4379 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
4380 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
4381 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
4382 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
4383 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
4384 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
4385 assembler dialect choice from asm templates.
4387 2007-02-12 Richard Henderson <rth@redhat.com>
4389 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
4390 (fixuns_trunc<SSEMODEF>si2): Use it.
4391 * config/i386/sse.md (vec_setv4sf_0): Export.
4392 * config/i386/i386.c (ix86_build_const_vector): Export.
4393 (ix86_split_convert_uns_si_sse): Rename from
4394 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
4395 * config/i386/i386-protos.h: Update.
4397 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4400 * c-typeck.c (c_finish_return): Improve warning message.
4402 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4404 * alias.c (find_symbolic_term): Delete unused function.
4406 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
4408 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
4409 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
4410 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
4412 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4414 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4415 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
4416 the function, temporarily point the debug interface to the null one.
4418 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4420 * dwarf2out.c (round_up_to_align): New static function.
4421 (field_byte_offset): Use it to round the offset.
4423 2007-02-12 Richard Henderson <rth@redhat.com>
4425 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
4426 (inswl_const): Export.
4428 2007-02-12 Richard Henderson <rth@redhat.com>
4430 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
4431 result mode of the libcall, convert back to outmode.
4433 2007-02-12 Roger Sayle <roger@eyesopen.com>
4435 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
4436 (bswapdi2): New define_expand to implement 32-bit implementation.
4438 2007-02-12 Nick Clifton <nickc@redhat.com>
4440 * doc/invoke.texi (Overall Options): Document --help=.
4441 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
4442 (cc1_options): Pass --help= on to cc1.
4443 (display_help): Add description of --help=.
4444 (process_command): Add code to handle --help=. Allow translated
4445 --help and --target-help switches to be passed on to compiler
4447 (main): Remove unused if statement.
4448 * opts.c (columns): Remove.
4449 (LEFT_COLUMN): Define.
4450 (wrap_help): Add columns argument.
4451 (print_filtered_help): Change parameters to be an include bitmask,
4452 an exclude bitmask, an any bitmask and the column width. Move the
4453 code to display the params list here. Add code to display the
4454 status of options rather than their descriptions if the quiet flag
4456 (print_specific_help): Change parameters to be an include bitmask,
4457 an exclude bitmask and an any bitmask. Move code to look up the
4458 column width here. Decide upon the title for an options listing.
4459 (common_handle_options): Add code to handle --help=. Adapt code
4460 for --help and --target-help to use the revised form of the
4461 print_specific_help function.
4462 (print_help): Delete.
4463 (print_param_help): Delete.
4464 (print_switch): Delete.
4465 * opts.h (cl_lang_count): Add prototype.
4466 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
4467 CL_MAX_OPTION_CLASS): New defines.
4468 * optc-gen.awk: Add construction of cl_lang_count.
4469 * c.opt: Add Warning attribute to warning options and Optimization
4470 attribute to optimization options.
4471 * common.opt: Likewise.
4473 Add -fhelp and -ftarget-help as aliases for the transformed --help
4474 and --target-help options.
4475 * opt-functions.awk: Add code to handle Warning and Optimization
4478 2007-02-12 Richard Henderson <rth@redhat.com>
4480 * config/alpha/constraints.md: New file.
4481 * config/alpha/alpha.c: Include tm-constrs.h.
4482 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
4483 alpha_extra_constraint): Remove.
4484 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
4485 * config/alpha/alpha-protos.h: Update.
4486 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
4487 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
4488 (EXTRA_CONSTRAINT): Remove.
4489 * config/alpha/alpha.md: Include constraints.md.
4490 (adddi splitter): Use satisfies_constraint_*.
4491 * config/alpha/predicates.md (add_operand): Likewise.
4492 (sext_add_operand, addition_operation): Likewise.
4494 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
4496 PR tree-optimization/29145
4497 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
4498 in our handling of restrict qualified pointers.
4500 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4503 * doc/invoke.texi (Wunused-value): Update description.
4504 (Wextra): Delete item.
4505 * opts.c (set_Wextra): Don't use the value of Wextra to set the
4506 value of Wunused-value.
4507 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
4508 (c_finish_stmt_expr): Don't check extra_warnings.
4509 (emit_side_effect_warnings): The caller is responsible to check
4512 2007-02-11 Roger Sayle <roger@eyesopen.com>
4513 Matt Thomas <matt@3am-software.com>
4515 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
4517 2007-02-11 Roger Sayle <roger@eyesopen.com>
4519 * simplify-rtx.c (simplify_relational_operation_1): Optimize
4520 comparisons of POPCOUNT against zero.
4521 (simplify_const_relational_operation): Likewise.
4523 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4525 * doc/invoke.texi (Wextra): Delete outdated paragraph.
4527 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4529 * dwarf2out.c (root_type): Delete unused function.
4531 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4533 * genattrtab.c (contained_in_p): Delete unused function.
4534 (write_expr_attr_cache): Likewise.
4536 2007-02-11 Jan Hubicka <jh@suse.cz>
4538 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
4541 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
4543 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
4544 to add the REG_EQ* note.
4545 * see.c (see_merge_one_use_extension): Likewise.
4546 * local-alloc.c (update_equiv_regs): Likewise. Also don't
4547 turn REG_EQUAL notes into REG_EQUIV notes if the target
4548 register may have more than one set.
4549 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
4550 * gcse.c (try_replace_reg): Likewise.
4551 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
4552 * calls.c (fixup_tail_calls): Likewise. Abort if there is
4553 more than one REG_EQUIV note.
4554 * reload1.c (gen_reload): Use set_unique_reg_note.
4556 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
4558 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
4559 (ix86_builtin_conversion): New function.
4561 2007-02-06 Mark Mitchell <mark@codesourcery.com>
4564 * tree.h (DECL_REPLACEABLE_P): New macro.
4565 * except.c (set_nothrow_function_flags): Likewise.
4567 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
4568 Ira Rosen <irar@il.ibm.com>
4569 Dorit Nuzman <dorit@il.ibm.com>
4571 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
4572 * targhooks.c (default_builtin_vectorized_conversion): New.
4573 * targhooks.h (default_builtin_vectorized_function): New declaration.
4574 * target.h (struct vectorize): Add builtin_conversion field.
4575 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
4576 stmt_vec_info_type value.
4577 (vectorizable_conversion): New declaration.
4578 * tree-vect-analyze.c (vect_analyze_operations): Add
4579 vectorizable_conversion call.
4580 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
4581 * tree-vect-transform.c (vectorizable_conversion): New function.
4582 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
4583 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
4585 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
4586 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
4587 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
4588 or ALTIVEC_BUILTIN_VCFSX.
4590 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4593 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
4594 CONST_DOUBLE and operand 0 is a hard register.
4595 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
4596 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
4597 is a hard floating-point register.
4599 2007-02-10 Richard Henderson <rth@redhat.com>
4600 Jakub Jelinek <jakub@redhat.com>
4601 Alexandre Oliva <aoliva@redhat.com>
4603 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
4604 * builtin-types.def (BT_WORD): Make unsigned.
4605 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
4606 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
4607 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
4608 * c-decl.c (grokdeclarator): Don't error if !have_tls.
4609 * c-parser.c (c_parser_omp_threadprivate): Likewise.
4610 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
4612 * expr.c (emutls_var_address): New.
4613 (expand_expr_real_1): Expand emulated tls.
4614 (expand_expr_addr_expr_1): Likewise.
4615 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
4616 * output.h (emutls_finish): Declare.
4617 * toplev.c (compile_file): Call it.
4618 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
4619 address before wrapping in CONST.
4620 * varasm.c (emutls_htab, emutls_object_type): New.
4621 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
4622 (get_emutls_object_name, get_emutls_object_type): New.
4623 (get_emutls_init_templ_addr, emutls_decl): New.
4624 (emutls_common_1, emutls_finish): New.
4625 (assemble_variable): When emulating tls, swap decls; generate
4626 constructor for the emutls objects.
4627 (do_assemble_alias): When emulating tls, swap decl and target name.
4628 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
4630 * varpool.c (decide_is_variable_needed): Look at force_output.
4631 Recurse for emulated tls.
4632 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
4633 with decide_is_variable_needed.
4634 * emutls.c: New file.
4635 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
4636 tls_object for real tls.
4638 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4640 PR rtl-optimization/29599
4641 * reload1.c (eliminate_regs_in_insn): Take the destination
4642 mode into account when computing the offset.
4644 2007-02-09 Stuart Hastings <stuart@apple.com>
4645 Richard Henderson <rth@redhat.com>
4647 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4648 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4649 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
4650 fixuns_truncdfhi2): New.
4651 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
4652 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
4653 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
4654 (floatunssidf2): Allow nonimmediate source.
4655 * gcc/config/i386/sse.md (movdi_to_sse): New.
4656 (vec_concatv2di): Drop '*'.
4657 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
4658 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4659 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
4661 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
4662 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4663 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
4664 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
4665 (ix86_build_signbit_mask): Fix decl of v, refactor to call
4666 ix86_build_const_vector.
4667 (x86_emit_floatuns): Rewrite.
4669 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4671 * genautomata.c (longest_path_length): Delete unused function.
4672 (struct state): Delete unused longest_path_length.
4673 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
4674 (get_free_state): Delete unused.
4676 2007-02-09 Jan Hubicka <jh@suse.cz>
4678 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
4679 * doc/invoke.texi (inline-unit-growth): Update default value.
4681 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
4682 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
4683 (rebuild_cgraph_edges): Likewise.
4684 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
4685 (dump_cgraph_node): Dump frequencies.
4686 (cgraph_clone_edge): Add frequency scales.
4687 (cgraph_clone_node): Add freuqnecy.
4688 * cgraph.h (cgraph_edge): Add freuqnecy argument.
4689 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
4690 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
4691 * tree-pass.h (TODO_rebuild_frequencies): New constant.
4692 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
4693 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
4694 (save_inline_function_body): Likewise.
4695 * ipa-inline.c: inluce rtl.h
4696 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
4697 (cgraph_edge_badness): Use frequencies.
4698 (cgraph_decide_recursive_inlining): Update clonning.
4699 (cgraph_decide_inlining_of_small_function): Dump frequency.
4700 * predict.c (estimate_bb_frequencies): Export.
4701 * predict.h (estimate_bb_frequencies): Declare.
4702 * tree-inline.c (copy_bb): Watch overflows.
4703 (expand_call_inline): Update call of cgraph_create_edge.
4704 (optimize_inline_calls): Use TODO flags to update frequnecies.
4705 * passes.h: Include predict.h
4706 (init_optimization_passes): Move profile ahead.
4707 (execute_function_todo): Handle TODO_rebuild_frequencies.
4709 2007-02-09 Roger Sayle <roger@eyesopen.com>
4711 * config/alpha/alpha.c (emit_insxl): Force the first operand of
4712 the insbl or inswl pattern into a register.
4714 2007-02-09 Roger Sayle <roger@eyesopen.com>
4716 * config/ia64/ia64.md (bswapdi2): New define_insn.
4718 2007-02-09 Richard Henderson <rth@redhat.com>
4720 * config/i386/constraints.md (Ym): New constraint.
4721 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
4722 (movdi_1_rex64): Split sse and xmm general register moves from
4723 memory move alternatives. Use conditional register constraints.
4724 (movsf_1, movdf_integer): Likewise.
4725 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4726 (movdf_integer_rex64): New.
4727 (pushsf_rex64): Fix output constraints.
4728 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
4729 (sse2_stored): Likewise.
4730 (sse2_storeq_rex64): New.
4731 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
4732 amd and not generic.
4733 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
4734 for optimize_size. Remove SF/DFmode hack.
4736 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4738 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
4741 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
4742 Richard Sandiford <richard@codesourcery.com>
4744 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
4745 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
4746 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
4747 m68k/t-mlib to tmake_file.
4748 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
4749 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
4750 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
4751 Allow it to be cf or m68k. Set m68k_arch_family. If that
4752 variable is not empty, add t-$m68k_arch_family to tmake_file.
4753 Add t-mlibs to tmake_file.
4754 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
4755 * config/m68k/t-cf: New file.
4756 * config/m68k/t-m68k: Likewise.
4757 * config/m68k/t-mlibs: Likewise.
4758 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4759 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4760 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4761 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4762 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
4764 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
4765 (INSTALL_LIBGCC): Delete.
4766 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4767 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4768 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4769 (M68K_MLIB_CPU): Define.
4770 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4771 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4772 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
4774 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
4775 Richard Guenther <rguenther@suse.de>
4778 * fold-const.c (fold_comparison): Handle obfuscated comparisons
4779 against INT_MIN/INT_MAX.
4780 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
4781 file if a loop is removed.
4783 2007-02-09 Joseph Myers <joseph@codesourcery.com>
4785 * calls.c (store_one_arg): Pass correct alignment to
4786 emit_push_insn for non-BLKmode values.
4787 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
4788 unaligned stack slot via a suitably aligned slot.
4790 2007-02-08 DJ Delorie <dj@redhat.com>
4792 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
4794 (legal_subregs): Use unsigned char, make const.
4795 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
4797 2007-02-08 Paul Brook <paul@codesourcery.com>
4799 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
4800 special interworking needed.
4802 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
4804 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
4805 conditional to __SSE2__.
4806 (Entries below should have been added to first ChangeLog
4807 entry for amdfam10 dated 2007-02-05)
4808 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
4810 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
4812 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
4815 2007-02-08 DJ Delorie <dj@redhat.com>
4817 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
4818 * config/m32c/m32c.c (legal_subregs): New.
4819 (m32c_illegal_subreg_p): New.
4820 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
4821 unsupported subregs of hard regs.
4823 2007-02-08 Jan Hubicka <jh@suse.cz>
4825 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
4826 the same one; always update histograms.
4828 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4830 * passes.c (init_optimization_passes): Tidy comment.
4832 2007-02-08 Roger Sayle <roger@eyesopen.com>
4834 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
4835 strip zero_extend, bswap and rotates from POCOUNT's argument.
4836 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
4837 zero_extend and rotates from PARITY's argument.
4838 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
4839 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
4840 of an integer constant at compile-time.
4842 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4845 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
4847 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
4850 * tree-ssa-live.c (remove_unused_locals): Do not remove
4851 TREE_ADDRESSABLE variables.
4852 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
4853 * tree-ssa-operands.c (add_virtual_operand): Remove argument
4854 FOR_CLOBBER. Update all users.
4855 If VAR has an associated alias set, add a virtual operand for
4856 it if no alias is found to conflict with the memory reference.
4858 2007-02-07 Jan Hubicka <jh@suse.cz>
4859 Robert Kidd <rkidd@crhc.uiuc.edu>
4861 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
4863 2007-02-07 Ian Lance Taylor <iant@google.com>
4865 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
4867 2007-02-07 Roger Sayle <roger@eyesopen.com>
4869 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
4870 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
4871 tablejumpdi, movsi_to_cr_one): Remove constraints from
4872 define_expand's match_operands.
4874 2007-02-07 Roger Sayle <roger@eyesopen.com>
4876 * global.c (compute_regsets): Move declatation of "i" inside of
4877 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
4879 2007-02-07 Jakub Jelinek <jakub@redhat.com>
4882 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
4883 of INDIRECT_REF <RESULT_DECL>.
4885 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
4887 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
4888 Kaz Kojima <kkojima@gcc.gnu.org>
4891 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
4893 (sh_initialize_trampoline): Add parentheses to avoid a warning.
4895 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4897 * doc/loop.texi: Document possibility not to perform disambiguation
4898 of loops with multiple latches.
4899 * cfgloopmanip.c (alp_enum_p): Removed.
4900 (add_loop): Handle subloops. Use get_loop_body_with_size.
4901 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
4902 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
4903 the new forwarder block.
4904 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
4905 Handle the case latch is NULL.
4906 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
4907 when marking loop exits.
4908 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
4910 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
4911 disambiguate_loops_with_multiple_latches.
4912 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
4913 before fix_loop_structure.
4914 * cfgloop.c: Include pointer-set.h and output.h.
4915 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
4916 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
4917 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
4918 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
4919 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
4920 disambiguate_multiple_latches, get_loop_body_with_size,
4921 disambiguate_loops_with_multiple_latches): New functions.
4922 (flow_loop_dump): Dump multiple latch edges.
4923 (flow_loop_nodes_find): Handle loops with multiple latches.
4924 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
4925 (glb_enum_p): Modified.
4926 (get_loop_body): Use get_loop_body_with_size.
4927 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
4928 (AVOID_CFG_MODIFICATIONS): New constant.
4929 (disambiguate_loops_with_multiple_latches, add_loop,
4930 get_loop_body_with_size): Declare.
4931 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
4933 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
4936 * global.c (compute_regsets): New function.
4937 (global_alloc): Refactored ELIMINABLE_REGSET
4938 and NO_GLOBAL_ALLOC_REGS computation out.
4939 (rest_of_handle_global_alloc): Call compute_regsets()
4940 for non-optimizing case.
4942 2007-02-06 Richard Henderson <rth@redhat.com>
4944 * config/i386/constraints.md (Y2): Rename from Y.
4945 (Yi): New constraint.
4946 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
4947 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
4948 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
4949 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
4950 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
4951 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
4952 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
4953 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
4954 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
4955 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
4956 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
4957 vec_extractv2si_1): Change Y constraints to Y2.
4958 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
4959 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
4960 Change Y constraints to Y2.
4961 (sse2_loadld): Change Y constraints to x.
4963 2007-02-06 Roger Sayle <roger@eyesopen.com>
4965 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
4966 (parity<mode>2): New define_expand using rs6000_emit_parity.
4967 * config/rs6000/rs6000.c (rs6000_emit_popcount,
4968 rs6000_emit_parity): New functions.
4969 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
4970 rs6000_emit_parity): Prototype here.
4972 2007-02-06 Ian Lance Taylor <iant@google.com>
4974 * lower-subreg.c (simple_move_operand): Reject CONST.
4975 (resolve_clobber): Call validate_change rather than directly
4976 assigning to XEXP (pat, 0).
4978 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4980 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
4981 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
4982 (tree-cfg.o): Remove hashtab.h dependency.
4984 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
4985 (struct ivopts_data): Change niters to pointer_map_t.
4986 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
4987 (niter_for_exit): Create pointer_map on demand. Change for
4989 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
4990 (free_loop_data): Destroy data->niters if created and reset field.
4991 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
4992 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
4994 * tree-ssa-reassoc.c: Include pointer-set.h.
4995 (bb_rank): Change to long *.
4996 (operand_rank): Change to pointer_map_t.
4997 (find_operand_rank): Return long, -1 if not found. Declare as inline.
4998 (insert_operand_rank): Accept long.
4999 (operand_entry_hash, operand_entry_eq): Remove.
5000 (get_rank): Return long. Adjust for changes above.
5001 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
5003 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
5005 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
5006 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
5007 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
5009 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
5010 directly since it cannot be NULL.
5011 (get_vi_for_tree): Rewrite for pointer_map API.
5012 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
5013 (init_alias_vars): Create vi_for_tree as pointer_map.
5014 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
5016 * tree-cfg.c: Don't include hashtab.h.
5017 (edge_to_cases): Declare as pointer_map.
5018 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
5020 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
5021 (start_recording_case_labels): Create edge_to_cases as pointer_map.
5022 (end_recoding_case_labels): Cleanup edge_to_cases manually before
5024 (record_switch_edge): Delete.
5025 (get_cases_for_edge): Adjust for pointer_map API, inline
5026 record_switch_edge (rewritten for new API), remove goto.
5028 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5030 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
5031 * tree-nested.c: Include pointer-set.h.
5032 (var_map_elt, var_map_eq, var_map_hash): Delete.
5033 (struct nesting_info): Remove GTY marker. Change the two htab_t's
5035 (nesting_info_bitmap_obstack): New.
5036 (lookup_field_for_decl): Adjust for pointer_map API.
5037 (lookup_tramp_for_decl): Adjust for pointer_map API.
5038 (get_nonlocal_debug_decl): Adjust for pointer_map API.
5039 (get_local_debug_decl): Adjust for pointer_map API.
5040 (convert_nl_goto_reference): Adjust for pointer_map API.
5041 (convert_nl_goto_receiver): Adjust for pointer_map API.
5042 (create_nesting_tree): Create outside GGC space. Create bitmap on
5043 the new obstack. Create field_map and var_map as pointer_maps.
5044 (free_nesting_tree): Adjust for changes to create_nesting_tree.
5046 (lower_nested_functions): Move root here, no need to NULL it.
5047 Initialize and release the obstack.
5049 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
5051 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
5052 Remove prototypes and make them non-static.
5053 (struct tree_int_map): Remove.
5054 * tree.h (struct tree_int_map): Move here, turning TO into an
5056 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
5058 * tree.h (TREE_COMPLEXITY): Remove.
5059 (struct tree_exp): Remove complexity field.
5060 * tree.c (build1_stat): Don't set it.
5062 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
5063 Victor Kaplansky <victork@il.ibm.com>
5065 * tree-vectorizer.c (vect_is_simple_use): Support induction.
5066 (vect_is_simple_reduction): Support reduction with induction as
5067 one of the operands.
5068 (vect_is_simple_iv_evolution): Fix formatting.
5069 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
5070 formatting. Don't mark induction phis for vectorization.
5071 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
5072 * tree-vect-transform.c (get_initial_def_for_induction): New function.
5073 (vect_get_vec_def_for_operand): Support induction.
5074 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
5076 (vectorizable_reduction): Support reduction with induction as one of
5078 (vectorizable_type_demotion): Use def-type of stmt argument rather
5079 than dummy def-type.
5081 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
5082 flag_tree_scev_cprop.
5083 * common.opt (tree-scev-cprop): New flag.
5085 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
5086 call to vect_get_new_vect_var.
5088 2007-02-06 Ira Rosen <irar@il.ibm.com>
5090 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
5091 vectype is not NULL.
5092 (vect_pattern_recog_1): Likewise.
5094 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5096 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
5097 (fold_negate_expr): Likewise.
5099 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
5102 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
5103 even if cv-qualification is the same.
5105 2007-02-05 Geoffrey Keating <geoffk@apple.com>
5107 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
5108 __enable_execute_stack on completion.
5110 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5112 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
5113 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
5114 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
5115 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
5116 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
5117 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
5118 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
5119 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
5121 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5123 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
5124 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
5125 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
5126 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
5127 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
5128 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
5129 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
5130 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
5131 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
5132 umuldi3_highpart_rex64, umulsi3_highpart_insn,
5133 umulsi3_highpart_zext, smuldi3_highpart_rex64,
5134 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
5135 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
5136 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
5137 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
5138 sqrtextenddfxf2_i387): Added amdfam10_decode.
5140 * config/i386/athlon.md (athlon_idirect_amdfam10,
5141 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
5142 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
5143 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
5144 athlon_ivector_store_amdfam10): New define_insn_reservation.
5145 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
5148 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5150 * config/i386/athlon.md (athlon_call_amdfam10,
5151 athlon_pop_amdfam10, athlon_lea_amdfam10): New
5152 define_insn_reservation.
5153 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
5154 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
5155 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
5157 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5159 * config/i386/athlon.md (athlon_sseld_amdfam10,
5160 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
5161 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
5163 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5165 * config/i386/athlon.md (athlon_sseins_amdfam10): New
5166 define_insn_reservation.
5167 * config/i386/i386.md (sseins): Added sseins to define_attr type
5168 and define_attr unit.
5169 * config/i386/sse.md: Set type attribute to sseins for insertq
5172 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5174 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
5175 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
5176 ssecomi_load_amdfam10, ssecomi_amdfam10,
5177 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
5178 define_insn_reservation.
5179 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
5181 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5183 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
5184 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
5185 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
5186 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
5187 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
5188 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
5189 define_insn_reservation.
5191 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
5192 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
5193 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
5194 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
5195 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
5197 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5199 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
5200 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
5201 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
5202 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
5203 athlon_ssemul_load_k8): Added amdfam10.
5205 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5207 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
5208 (x86_sse_unaligned_move_optimal): New variable.
5210 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
5212 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
5213 for unaligned vector SSE double/single precision loads for AMDFAM10.
5215 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5217 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
5218 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
5219 Define TARGET_CPU_DEFAULT_amdfam10.
5220 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
5221 (processor_type): Add PROCESSOR_AMDFAM10.
5223 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
5224 processor_type in config/i386/i386.h.
5225 Enable imul peepholes for TARGET_AMDFAM10.
5227 * config.gcc: Add support for --with-cpu option for amdfam10.
5229 * config/i386/i386.c (amdfam10_cost): New variable.
5230 (m_AMDFAM10): New macro.
5231 (m_ATHLON_K8_AMDFAM10): New macro.
5232 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
5233 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
5234 x86_promote_QImode, x86_integer_DFmode_moves,
5235 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5236 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
5237 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
5238 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
5239 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
5240 Enable/disable for amdfam10.
5241 (override_options): Add amdfam10_cost to processor_target_table.
5242 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
5243 processor_alias_table.
5244 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
5245 (ix86_adjust_cost): Add code for amdfam10.
5247 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5249 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
5250 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
5251 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
5252 * config/i386/i386.h: Add builtin definition for SSE4A.
5253 * config/i386/i386.md: Add support for ABM instructions
5255 * config/i386/sse.md: Add support for SSE4A instructions
5256 (movntss, movntsd, extrq, insertq).
5257 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
5258 Add -march=amdfam10 flag.
5259 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
5260 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
5262 * doc/extend.texi: Add documentation for SSE4A builtins.
5264 2007-02-05 Bob Wilson <bob.wilson@acm.org>
5266 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
5268 2007-02-05 Richard Guenther <rguenther@suse.de>
5270 * tree-vectorizer.h (vectorizable_function): Add argument type
5271 argument, change return type.
5272 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
5273 * tree-vect-transform.c (vectorizable_function): Handle extra
5274 argument, return vectorized function decl.
5275 (build_vectorized_function_call): Remove.
5276 (vectorizable_call): Handle calls with result and argument types
5277 differing. Handle loop vectorization factor correctly.
5278 * targhooks.c (default_builtin_vectorized_function): Adjust for
5280 * targhooks.h (default_builtin_vectorized_function): Likewise.
5281 * target.h (builtin_vectorized_function): Add argument type
5283 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
5284 extra argument, allow vectorizing of lrintf.
5285 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
5286 documentation of target hook.
5288 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
5291 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
5292 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
5293 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
5295 2007-02-05 Roger Sayle <roger@eyesopen.com>
5297 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
5298 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
5299 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
5300 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
5301 before canonicalizing sincos to cexpi.
5302 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
5304 2007-02-05 Roger Sayle <roger@eyesopen.com>
5306 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
5307 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
5308 (alpha_init_builtins): Use alpha_add_builtins to process tables.
5310 2007-02-05 Roger Sayle <roger@eyesopen.com>
5312 * mips-tfile.c (initialize_init_file): Correct endianness test.
5314 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
5316 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
5319 2007-02-05 Richard Sandiford <richard@codesourcery.com>
5321 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
5322 saves in a PARALLEL before the register assignments.
5324 2007-02-05 Richard Sandiford <richard@codesourcery.com>
5326 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
5327 DWARF_FRAME_RETURN_COLUMN to be a general register.
5328 * dwarf2out.c (init_return_column_size): New function, split from...
5329 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
5330 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
5331 to be nongeneral registers.
5332 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
5334 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
5335 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
5337 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
5339 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
5341 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
5343 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
5344 (remove_path): Use can_remove_branch_p and remove_branch instead
5345 of loop_delete_branch_edge.
5346 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
5347 (tree_transform_and_unroll_loop): Remove dead branches immediately.
5348 Update profile using scale_dominated_blocks_in_loop.
5349 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
5350 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
5351 (can_remove_branch_p, remove_branch): Declare.
5352 * tree-cfg.c (tree_can_remove_branch_p): New function.
5353 (tree_cfg_hooks): Add tree_can_remove_branch_p.
5354 * cfgrtl.c (rtl_can_remove_branch_p): New function.
5355 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
5357 2007-02-05 Jan Hubicka <jh@suse.cz>
5360 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
5361 nodes in cgraph, don't remove offline copy of the function.
5363 2007-02-04 Jan Hubicka <jh@suse.cz>
5365 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
5366 vectors might cause maybe_lookup_element_for_expr to be called
5367 on non-sra-candidate.
5369 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5371 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
5372 config/bfin/bfin.md, config/bfin/predicates.md: Follow
5373 spelling conventions.
5375 2007-02-04 Richard Guenther <rguenther@suse.de>
5378 * fold-const.c (try_move_mult_to_index): Make sure to not
5379 overflow one dimension of a multi-dimensional array access.
5381 2007-02-04 Jan Hubicka <jh@suse.cz>
5383 * passes.c (init_optimization_passes): Reindent.
5385 2007-02-04 Jan Hubicka <jh@suse.cz>
5386 Eric Botcazou <ebotcazou@adacore.com>
5388 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
5389 (execute_fixup_cfg): Break out the abnormal goto code.
5390 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
5391 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
5392 (optimize_inline_calls): Call make_nonlocal_label_edges.
5394 2007-02-04 Jan Hubicka <jh@suse.cz>
5396 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
5397 true when something was changed.
5398 (rename_ssa_copies): When something was changed, do
5399 TODO_remove_unused_locals.
5400 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
5401 add TODO_remove_unused_locals when instruction was removed.
5403 2007-02-04 Jan Hubicka <jh@suse.cz>
5405 * ipa-inline.c (try_inline): Improve debug output; work on already
5407 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
5408 call try_inline for already inlined edges too when flattening;
5409 inline also functions that make callee growth but overall unit size
5412 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5414 * config/m32c/bitops.md, config/m32c/jump.md,
5415 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
5416 config/m32r/m32r.h, config/m32r/m32r.md,
5417 config/m32r/predicates.md, config/m68hc11/larith.asm,
5418 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
5419 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
5420 config/mips/mips-protos.h, config/mips/mips.c,
5421 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
5422 config/mn10300/mn10300.h, config/mn10300/predicates.md,
5423 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
5424 spelling conventions.
5426 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
5427 Follow spelling conventions.
5429 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
5431 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
5432 warn about C++0x compatibility.
5434 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5436 * config/h8300/h8300.c, config/h8300/h8300.h,
5437 config/h8300/h8300.md: Follow spelling conventions.
5439 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
5442 * combine.c (try_combine): Do not substitute source operand
5443 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
5445 2007-02-03 Jan Hubicka <jh@suse.cz>
5447 PR gcov-profile/30650
5448 * value-prof.c (stringop_block_profile): Fix handling of size counter;
5449 do not divide by zero for never executed counters.
5450 (tree_find_values_to_profile): Fix counters.
5451 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
5453 2007-02-03 Ian Lance Taylor <iant@google.com>
5455 * lower-subreg.c (simple_move_operand): New static function,
5456 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
5458 (simple_move): Call simple_move_operand.
5459 (find_decomposable_subregs): Add special handling of MEMs.
5460 (can_decompose_p): Rename from cannot_decompose_p. Reverse
5461 meaning of return value. If we see a hard register, test whether
5462 it can store a word_mode value. Change all callers.
5464 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5466 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
5467 ftrapv insns and expanders.
5468 (subdi3): Change define_expand operand 1 to arith11_operand, and
5469 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
5470 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
5471 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
5475 * varasm.c (notice_global_symbol): Treat global objects as weak when
5478 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5480 * emit-rtl.c (dconstpi): Delete.
5482 (init_emit_once): Delete dconstpi and init dconstsqrt2.
5483 * real.h (dconstpi): Delete.
5485 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
5486 (fold_builtin_hypot): Likewise.
5488 2007-02-03 Tom Tromey <tromey@redhat.com>
5491 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
5492 -gcoff3, -gxcoff3, -gvms3 implies -dD.
5494 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
5496 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
5497 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
5498 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
5499 config/rs6000/cell.md, config/rs6000/darwin.h,
5500 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
5501 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
5502 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
5503 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
5504 typos. Follow spelling conventions.
5505 * doc/invoke.texi: Follow spelling conventions.
5507 2007-02-03 Roger Sayle <roger@eyesopen.com>
5509 * simplify-rtx.c (simplify_relational_operation_1): Implement some
5510 canonicalization transformations that attempt to simplify integer
5511 constant comparisons to become comparisons against zero.
5513 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5515 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
5517 * fold-const.c (fold_binary): Fix comment typos. Fold complex
5518 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
5520 2007-02-02 Mike Stump <mrs@apple.com>
5522 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
5523 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
5524 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
5525 generate a branch island.
5527 2007-02-02 Bob Wilson <bob.wilson@acm.org>
5529 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
5530 (xtensa_legitimate_address_p): New.
5531 (xtensa_legitimize_address): New.
5532 (xtensa_output_addr_const_extra): New.
5533 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
5535 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
5536 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
5537 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
5538 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
5539 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
5540 (xtensa_legitimize_address): New.
5541 (xtensa_output_addr_const_extra): New.
5543 2007-02-02 Steve Ellcey <sje@cup.hp.com>
5545 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
5547 2007-02-02 Ian Lance Taylor <iant@google.com>
5549 * expmed.c (expand_divmod): Add comment.
5551 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
5553 * emit-rtl.c (renumber_insns): Remove.
5554 * flags.h: Remove the extern for flag_renumber_insns.
5555 * rtl.h: Remove the prototype for renumber_insns.
5556 * toplev.c (flag_renumber_insns): Remove.
5558 2007-02-02 Hui-May Chang <hm.chang@apple.com>
5560 Revert for x86 darwin:
5561 2005-06-19 Uros Bizjak <uros@kss-loka.si>
5563 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
5564 code before the following patch under TARGET_MACHO.
5565 (ix86_function_value_regno_p): Likewise.
5567 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5569 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
5572 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5575 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
5576 general or fp registers. Add comments.
5577 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
5579 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
5581 * pointer-set.c (insert_aux): Only return insertion slot.
5582 (pointer_set_insert): Adjust.
5583 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
5584 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
5585 pointer_map_traverse): New.
5586 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
5587 pointer_map_create, pointer_map_destroy, pointer_map_insert,
5588 pointer_map_contains, pointer_map_traverse): Declare.
5590 2007-02-02 Jakub Jelinek <jakub@redhat.com>
5593 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
5594 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
5596 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5598 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
5600 (struct _dep): New type.
5601 (dep_t): New typedef.
5602 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
5603 (DEP_STATUS): New access macro. The macro with the same name was
5604 renamed to DEP_LINK_STATUS.
5605 (dep_init): Declare function
5607 (struct _dep_link): New type.
5608 (dep_link_t): New typedef.
5609 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
5610 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
5611 (DEP_LINK_STATUS): New macro.
5612 (debug_dep_links): New debug function.
5614 (struct _deps_list): New type.
5615 (deps_list_t): New typedef.
5616 (DEPS_LIST_FIRST): New access macro.
5617 (FOR_EACH_DEP_LINK): New cycle macro.
5618 (create_deps_list, free_deps_list, delete_deps_list): Declare
5620 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5621 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5622 (copy_deps_list_change_con): Ditto.
5624 (move_dep_link): Declare function.
5626 (struct _dep_node): New type.
5627 (dep_node_t): New typedef.
5628 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
5630 (struct haifa_insn_data.back_deps): New field to hold backward
5631 dependencies of the insn.
5632 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
5634 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
5635 Change its type to deps_list_t.
5636 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
5637 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
5638 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
5640 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
5642 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
5644 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
5646 (dep_cost): Declare.
5648 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
5649 (ds_to_dk, dk_to_ds): New functions.
5651 (init_dep_1): New static function.
5652 (init_dep): New function.
5653 (copy_dep): New static function.
5655 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
5657 (detach_dep_link): New static function.
5658 (move_dep_link): New function.
5660 (dep_links_consistent_p, dump_dep_links): New static functions.
5661 (debug_dep_links): New debugging function.
5663 (deps_obstack, dl_obstack, dn_obstack): New static variables.
5665 (alloc_deps_list, init_deps_list): New static functions.
5666 (create_deps_list): New function.
5667 (clear_deps_list): New static function.
5668 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
5669 (deps_list_consistent_p, dump_deps_list): New static functions.
5670 (debug_deps_list): New function.
5671 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
5673 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
5675 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
5676 use new scheduler dependencies lists.
5677 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
5678 (sched_analyze): Ditto. Initialize dependencies lists.
5679 (add_forw_dep, compute_forward_dependences): Update to use new
5680 scheduler dependencies lists.
5682 (init_dependency_caches): Init deps_obstack.
5683 (free_dependency_caches): Free deps_obstack.
5685 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
5686 new scheduler dependencies lists.
5687 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
5688 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5690 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
5691 Update to use new scheduler dependencies lists.
5692 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
5693 (debug_dependencies): Ditto.
5694 (schedule_region): Update comments.
5696 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
5697 scheduler dependencies lists.
5698 (schedule_ebb): Update comments.
5700 * rtl.def (DEPS_LIST): Remove.
5702 * lists.c (unused_deps_list): Remove.
5703 (free_list): Update assertions.
5705 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
5706 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5708 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
5709 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5711 * haifa-sched.c (comments): Update.
5712 (insn_cost1): Remove. Inline the code into insn_cost ().
5713 (insn_cost): Update to use new scheduler dependencies lists. Move
5714 processing of the dependency cost to dep_cost ().
5715 (dep_cost): New function. Use it instead of insn_cost () when
5716 evaluating cost of the dependency. Use compatible interface to
5717 interact with the target.
5718 (priority): Update to use new scheduler dependencies lists.
5719 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
5720 with greater number of insns that depend on the insn.
5721 (schedule_insn): Update to use new scheduler dependencies lists. Add
5722 code to free backward dependencies lists. Inline and optimize code
5723 from resolve_dep () - see PR28071.
5724 (ok_for_early_queue_removal): Update to use new scheduler dependencies
5725 lists. Update call to targetm.sched.is_costly_dependence hook.
5727 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
5728 scheduler dependencies lists.
5730 (resolve_dep): Remove. Move the logic to schedule_insn ().
5731 (init_h_i_d): Initialize dependencies lists.
5733 (process_insn_depend_be_in_spec): Rename to
5734 process_insn_forw_deps_be_in_spec. Update to use new scheduler
5736 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
5737 Update to use new scheduler dependencies lists.
5738 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
5740 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
5741 new scheduler dependencies lists.
5742 (build_intra_loop_deps): Ditto.
5744 * target.h (struct _dep): Declare to use in
5745 gcc_target.sched.is_costly_dependence.
5746 (struct gcc_target.sched.adjust_cost): Fix typo.
5747 (struct gcc_target.sched.is_costly_dependence): Change signature to use
5748 single dep_t parameter instead of an equivalent triad.
5749 (struct gcc_target.sched.adjust_cost_2): Remove.
5751 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
5753 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
5755 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
5757 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
5759 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
5760 (REG_DEP_TRUE): Document.
5762 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
5763 Change signature to correspond to the targetm.sched.adjust_cost hook.
5764 Update use in TARGET_SCHED_ADJUST_COST_2.
5765 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
5766 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
5767 new scheduler dependencies lists.
5768 (ia64_gen_check): Ditto.
5770 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
5773 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
5774 signature to correspond to the targetm.sched.is_costly_dependence hook.
5775 (is_costly_group): Update to use new scheduler dependencies lists.
5777 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
5778 instead of INSN_COST () macro.
5780 2007-02-01 Ian Lance Taylor <iant@google.com>
5782 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
5784 2007-02-01 Guy Martin <gmsoft@gentoo.org>
5786 * pa.md (tp_load): Correct mfctl instruction syntax.
5788 2007-02-01 Geoffrey Keating <geoffk@apple.com>
5790 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
5791 altivec_padding_size calculation on AIX. Improve comment, add
5792 assert to verify that it's right.
5794 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
5797 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
5800 * global.c (global_alloc): Add mising initialization of
5803 2007-02-01 Roger Sayle <roger@eyesopen.com>
5805 * alias.c (init_alias_analysis): Correct whitespace.
5806 * bb-reorder.c (fix_edges_for_rarely_executed_code,
5807 partition_hot_cold_basic_blocks): Likewise.
5808 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
5809 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
5810 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
5811 fold_builtin_snprintf_chk, fold_builtin_printf,
5812 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
5813 do_mpfr_arg3, do_mpfr_sincos): Likewise.
5814 * cfgcleanup.c (cleanup_cfg): Likewise.
5815 * cfgexpand.c (tree_expand_cfg): Likewise.
5816 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
5817 * function.c (get_next_funcdef_no): Likewise.
5818 * gengtype.c (main): Likewise.
5819 * genmodes.c (main): Likewise.
5820 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
5821 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
5822 * ifcvt.c (noce_emit_move_insn): Likewise.
5823 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
5825 * stor-layout.c (get_best_mode): Likewise.
5826 * tree-ssa-loop-niter.c (get_val_for): Likewise.
5827 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
5828 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
5829 perform_var_substitution, solve_graph): Likewise.
5830 * tree-vrp.c (vrp_finalize): Likewise.
5832 2007-02-01 Ian Lance Taylor <iant@google.com>
5834 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
5835 high part of a paradoxical subreg, return a constant zero.
5837 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
5839 * toplev.c (lang_dependent_init): Call init_set_costs.
5840 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
5842 2007-02-01 Richard Guenther <rguenther@suse.de>
5845 * fold-const.c (fold_negate_expr): Allow negating a
5846 constant if overflow does not change.
5848 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5850 * doc/c-tree.texi (Expression trees): Improve markup.
5851 * doc/tm.texi (Register Classes, Addressing Modes)
5852 (Floating Point): Fix spacing after abbreviations. Fix some
5855 2007-02-01 Ben Elliston <bje@au.ibm.com>
5857 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
5858 * doc/contrib.texi: Likewise.
5859 * doc/install.texi: Likewise.
5861 2007-01-31 Richard Henderson <rth@redhat.com>
5862 Ian Lance Taylor <iant@google.com>
5864 * lower-subreg.c: New file.
5865 * rtl.def (CONCATN): Define.
5866 * passes.c (init_optimization_passes): Add pass_lower_subreg and
5868 * emit-rtl.c (update_reg_offset): New static function, broken out
5869 of gen_rtx_REG_offset.
5870 (gen_rtx_REG_offset): Call update_reg_offset.
5871 (gen_reg_rtx_offset): New function.
5872 * regclass.c: Revert patch of 2006-03-05, restoring
5874 (clear_reg_info_regno): New function.
5875 * dwarf2out.c (concatn_loc_descriptor): New static function.
5876 (loc_descriptor): Handle CONCATN.
5877 * common.opt (fsplit_wide_types): New option.
5878 * opts.c (decode_options): Set flag_split_wide_types when
5880 * timevar.def (TV_LOWER_SUBREG): Define.
5881 * rtl.h (gen_reg_rtx_offset): Declare.
5882 (reg_scan_update): Declare.
5883 * regs.h (clear_reg_info_regno): Declare.
5884 * tree-pass.h (pass_lower_subreg): Declare.
5885 (pass_lower_subreg2): Declare.
5886 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
5887 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
5889 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
5890 * Makefile.in (OBJS-common): Add lower-subreg.o.
5891 (lower-subreg.o): New target.
5893 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5895 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
5897 2007-01-31 Anatoly Sokolov <aesok@post.ru>
5900 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
5902 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5905 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
5907 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
5909 * cfgloop.h: Include vec-prim.h.
5910 (enum li_flags): Remove LI_ONLY_OLD.
5911 (loop_iterator): Changed.
5912 (fel_next, fel_init): Iterate over loop tree.
5913 (FOR_EACH_LOOP_BREAK): New macro.
5914 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
5916 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
5917 * modulo-sched.c (sms_schedule): Ditto.
5918 * tree-vectorizer.c (vectorize_loops): Ditto.
5919 * doc/loop.texi: Update information on loop numbering and behavior of
5920 FOR_EACH_LOOP wrto new loops.
5921 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
5922 add_to_evolution_1): Test nestedness of loops instead of comparing
5924 * tree-chrec.c (chrec_fold_plus_poly_poly,
5925 chrec_fold_multiply_poly_poly, chrec_evaluate,
5926 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
5927 reset_evolution_in_loop): Ditto.
5928 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
5930 2007-01-31 Dirk Mueller <dmueller@suse.de>
5932 * c-common.c (warn_about_parentheses): Separate warning about
5933 un-parenthized sequence of comparison operators from the one
5934 which is supposed to warn about x <= y <= z.
5936 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
5938 * optabs.h (enum optab_index): Add new OTI_isinf.
5939 (isinf_optab): Define corresponding macro.
5940 * optabs.c (init_optabs): Initialize isinf_optab.
5941 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
5943 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
5944 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
5946 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
5947 expand_builtin_interclass_mathfn.
5948 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
5949 * config/i386/i386.md (UNSPEC_FXAM): New constant.
5950 (fxam<mode>2_i387): New insn pattern.
5951 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
5952 built-in functions as x87 inline asm.
5954 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5956 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
5958 2007-01-30 Eric Christopher <echristo@apple.com>
5960 * config.gcc: Add geode.
5962 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5964 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
5965 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
5966 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
5967 value-prof.c: Fix comment typos.
5969 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5972 * doc/invoke.texi (Wpointer-arith): Document warning.
5974 2007-01-30 Janis Johnson <janis187@us.ibm.com>
5976 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
5977 the list of discrepancies from the draft TR.
5979 2007-01-30 Dirk Mueller <dmueller@suse.de>
5982 * doc/invoke.texi (-Wreturn-type): Update description to
5985 2007-01-30 Richard Sandiford <richard@codesourcery.com>
5987 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
5989 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
5991 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
5992 to handle optabs that operate on floating point input argument and
5993 output to integer output.
5994 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
5995 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
5996 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
5997 expand_builtin_interclass_mathfn ().
5998 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
6000 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
6001 ilogbl built-in functions as x87 intrinsics.
6003 2007-01-30 Richard Guenther <rguenther@suse.de>
6006 * dwarf2out.c (reference_to_unused): Query varpool if the
6007 variable was output.
6009 2007-01-30 Richard Guenther <rguenther@suse.de>
6012 * passes.c (execute_one_pass): Reset in_gimple_form to not
6013 confuse non-unit-at-a-time mode.
6015 2007-01-29 Roger Sayle <roger@eyesopen.com>
6016 Richard Guenther <rguenther@suse.de>
6018 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
6019 avoid undefined behaviour on overflow. Use force_fit_type_double
6020 to construct the constant with the specified TREE_OVERFLOW.
6022 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6024 * config/dfp-bit.c: Add parameterized support for fp exceptions.
6025 * config/dfp-bit.h: Ditto.
6027 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6029 * c-decl.c (pop_scope): Replace warnings with call to
6030 warn_for_unused_label.
6031 * c-common.h (warn_for_unused_label): Declare.
6032 * c-common.c (warn_for_unused_label): Define.
6034 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6036 * tree-optimize.c (update_inlined_to_pointers): Delete unused
6039 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6041 * Makefile.in (USER_H): Remove decfloat.h.
6042 * ginclude/decfloat.h: Delete, moving contents to ...
6043 * ginclude/float.h: Add support for decimal floating point,
6044 guarded by __STDC_WANT_DEC_FP__.
6046 2007-01-29 Mike Stump <mrs@apple.com>
6048 * doc/gccint.texi (Top): Rename Loop Representation to Loop
6049 Analysis and Representation to resolve case insensitive conflict.
6050 * doc/loop.texi (Loop Analysis and Representation): Likewise.
6052 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
6054 * tree.h (struct tree_memory_tag): Add aliases member.
6055 (MTAG_ALIASES): New macro.
6056 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
6057 (add_may_alias): Remove pointer-set. Update for may_aliases being
6059 (mark_aliases_call_clobbered): Update for may_aliases being a
6061 (compute_tag_properties): Ditto.
6062 (create_partition_for): Ditto.
6063 (compute_memory_partitions): Ditto.
6064 (dump_may_aliases_for): Ditto.
6065 (is_aliased_with): Ditto.
6066 (add_may_alias_for_new_tag): Ditto.
6067 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
6068 (compute_is_aliased): New function.
6069 (compute_may_aliases): Call compute_is_aliased).
6070 (init_alias_info): Initialize alias_bitmap_obstack.
6071 (union_alias_set_into): New function.
6072 (compute_flow_sensitive_aliasing): Use union_aliases_into.
6073 (have_common_aliases_p): Rewrite to take two bitmaps and use
6075 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
6077 (finalize_ref_all_pointers): Update for add_may_alias changes.
6078 (new_type_alias): Ditto.
6079 * tree-flow-inline.h (may_aliases): Return a bitmap.
6080 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
6081 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
6082 may_aliases being a bitmap.
6083 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
6084 may_aliases now returns a bitmap.
6085 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
6087 * tree-ssa-operands.c (add_virtual_operand): Update for
6088 may_aliases being a bitmap.
6090 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
6092 PR tree-optimization/30630
6093 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
6094 variable as changed.
6096 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
6099 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
6100 expanded only once even if an error occurs.
6102 2007-01-29 Ben Elliston <bje@au.ibm.com>
6104 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
6105 (__gcov_average_profiler): Likewise.
6106 (__gcov_ior_profiler): Likewise.
6107 (__gcov_merge_ior): Likewise.
6109 2007-01-28 Jan Hubicka <jh@suse.cz>
6111 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
6112 * value-prof.c (stringop_block_profile): Likewise.
6114 2007-01-28 Jan Hubicka <jh@suse.cz>
6116 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
6117 variant handling histograms; add wrapper.
6118 (clear_storage_via_libcall): Export.
6119 (emit_block_move_hints): Break out from ...; add histograms.
6120 (emit_block_move): ... this one.
6121 (clear_storage_hints): Break out from ...; add histograms.
6122 (clear_storage): ... this one.
6123 (set_storage_via_memset): Handle histogram.
6124 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
6125 (clear_storage_hints, clear_storage_via_libcall): Declare.
6126 (set_storage_via_setmem): Update prototype.
6127 * doc/md.texi (movmem, setmem): Document new arguments.
6129 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
6131 (stringop_block_profile): New global function.
6132 (tree_stringops_values_to_profile): Profile block size and alignment.
6133 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
6135 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
6136 (stringop_block_profile): Declare.
6137 * builtins.c: Include value-prof.h.
6138 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
6139 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
6140 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
6141 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
6142 * profile.c (instrument_values): Add new counters.
6143 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
6145 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
6146 (tree_init_edge_profiler): Build new profilers.
6147 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
6148 (pass_tree_profile): Add dump.
6149 (tree_profile_hooks): Update.
6150 * Makefile.in (LIBGCOV): Add new constants.
6151 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
6152 __gcov_ior_profiler): New.
6153 * i386.md (movmem/setmem expanders): Add new optional arguments.
6155 2007-01-28 David Edelsohn <edelsohn@gnu.org>
6157 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
6159 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6161 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
6162 (tree_unswitch_single_loop): Pass eni_size_weights to
6163 tree_num_loop_insns.
6164 * tree-ssa-loop-manip.c: Include tree-inline.h.
6165 (can_unroll_loop_p): Pass eni_size_weights to
6166 tree_num_loop_insns.
6167 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
6168 Pass eni_size_weights to estimate_num_insns.
6169 * tree.h (init_inline_once): Export.
6170 * toplev.c (backend_init): Call init_inline_once.
6171 * cgraphunit.c (cgraph_process_new_functions,
6172 cgraph_analyze_function): Pass eni_inlining_weights to
6174 * ipa-inline.c (compute_inline_parameters): Ditto.
6175 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
6176 to estimate_num_insns.
6177 (try_unroll_loop_completely): Pass eni_size_weights to
6178 tree_num_loop_insns.
6179 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
6180 ot estimate_num_insns.
6181 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
6182 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
6183 * tree-inline.c (eni_inlining_weights, eni_size_weights,
6184 eni_time_weights): New variables.
6185 (init_inline_once): Initialize them.
6186 (struct eni_data): Mew.
6187 (estimate_num_insns_1, estimate_num_insns): Use weights.
6188 * tree-inline.h (struct eni_weights_d): New.
6189 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
6190 (estimate_num_insns): Declaration changed.
6191 * cfgloop.h (tree_num_loop_insns): Declaration changed.
6192 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
6193 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
6195 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6197 * tree-data-ref.c (conflict_fn): Assert that the number of affine
6198 relations in the conflict function is valid.
6200 2007-01-27 Ian Lance Taylor <iant@google.com>
6202 * common.opt: Add fstrict-overflow.
6203 * opts.c (decode_options): Set flag_strict_overflow if -O2.
6204 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
6205 (TYPE_OVERFLOW_UNDEFINED): Define.
6206 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
6208 * tree.h (TYPE_TRAP_SIGNED): Don't define.
6209 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
6210 (fold_negate_expr): Likewise.
6211 (make_range): Likewise.
6212 (extract_muldiv_1): Likewise.
6213 (maybe_canonicalize_comparison): Likewise.
6214 (fold_comparison): Likewise.
6215 (fold_binary): Likewise.
6216 (tree_expr_nonnegative_p): Likewise.
6217 (tree_expr_nonzero_p): Likewise.
6218 * tree-vrp.c (compare_values): Likewise.
6219 (extract_range_from_binary_expr): Likewise.
6220 (extract_range_from_unary_expr): Likewise.
6221 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
6223 (nowrap_type_p): Likewise.
6224 * tree-scalar-evolution.c (simple_iv): Likewise.
6225 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
6226 (build_range_check): Likewise.
6227 (extract_muldiv_1): Likewise.
6228 (fold_comparison): Likewise.
6229 * tree-vrp.c (vrp_int_const_binop): Likewise.
6230 (extract_range_from_unary_expr): Likewise.
6231 * convert.c (convert_to_integer): Likewise.
6232 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
6233 (fold_comparison): Likewise.
6234 (fold_binary): Likewise.
6235 * optabs.c (optab_for_tree_code): Likewise.
6236 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
6237 * simplify-rtx.c (simplify_const_relational_operation): Check
6238 flag_strict_overflow and flag_trapv.
6239 (simplify_const_relational_operation): Likewise.
6240 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
6241 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
6244 2007-01-27 Roger Sayle <roger@eyesopen.com>
6246 * tree.c (tree_fold_gcd): Delete.
6247 * tree.h (tree_fold_gcd): Remove prototype.
6248 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
6249 test whether one constant integer is a multiple of another. Instead
6250 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
6251 * fold-const.c (multiple_of_p): We've determined both TOP and
6252 BOTTOM are integer constants so we can call int_const_binop directly
6253 instead of the more generic const_binop.
6255 2007-01-27 Roger Sayle <roger@eyesopen.com>
6257 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
6258 1*X check that the constant hasn't overflowed, to preserve the
6260 (round_up): Provide an efficient implementation when rouding-up an
6261 INTEGER_CST to a power-of-two.
6263 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6265 * doc/sourcebuild.texi: Add comma for clarity.
6266 * doc/extend.texi: Fix some typos.
6267 * doc/passes.texi: Likewise.
6268 * doc/cppinternals.texi: Likewise.
6269 * doc/c-tree.texi: Likewise.
6270 * doc/tree-ssa.texi: Likewise.
6271 * doc/install.texi: Likewise.
6273 2007-01-27 Jan Hubicka <jh@suse.cz>
6275 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
6276 (pass_sra): Do not require alias information.
6277 * passes.c (init_optimization_passes): Add SRA
6279 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
6281 * tracer.c (rest_of_handle_tracer): We already cleaned
6282 up the CFG in tracer() so don't do it here again.
6283 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
6284 cleanup_cfg here, either. And don't call renumber_insns.
6286 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
6287 and BB_HEAD are in the insn stream here. Instead make sure
6288 that BB_INSN is valid on all insns. Also, do check here that
6289 there are no pending branch predictions...
6290 (rtl_verify_flow_info): ...instead of doing it here. Checks
6291 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
6294 2007-01-26 Roger Sayle <roger@eyesopen.com>
6296 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
6297 function to simplify/factorize operand order canonicalization.
6298 (ix86_fixup_binary_operands): Reorganize using the above function.
6299 (ix86_binary_operator_ok): Likewise.
6301 2007-01-27 Jakub Jelinek <jakub@redhat.com>
6303 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
6304 file scope from optimize_attrs.
6305 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
6307 (optimize_attrs): Clear insn_code_values after freeing it.
6309 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
6311 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
6312 a parts.base assignment.
6314 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
6316 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
6317 (compute_subscript_distance, initialize_data_dependence_relation,
6318 finalize_ddr_dependent, analyze_ziv_subscript,
6319 analyze_siv_subscript_cst_affine,
6320 compute_overlap_steps_for_affine_univar,
6321 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6322 analyze_siv_subscript, analyze_miv_subscript,
6323 analyze_overlapping_iterations, subscript_dependence_tester_1,
6324 compute_self_dependence, free_dependence_relation): Work
6325 with affine_fn instead of chrecs.
6326 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
6327 common_affine_function, affine_function_base,
6328 affine_function_constant_p, affine_fn_op, affine_fn_plus,
6329 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
6330 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
6331 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
6332 (all_chrecs_equal_p): Removed.
6333 * tree-data-ref.h (affine_fn, conflict_function): New types.
6334 (struct subscript): Change type of conflicting_iterations_in_a
6335 and conflicting_iterations_in_b.
6337 2007-01-26 Steve Ellcey <sje@cup.hp.com>
6340 * config/pa/pa.h (TARGET_HPUX_11): New.
6341 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
6342 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
6344 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
6345 Richard Guenther <rguenther@suse.de>
6347 * tree-ssa-structalias.c (solve_graph): Handle case
6348 we merged the variable to another.
6350 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6352 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
6355 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
6356 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
6358 2007-01-25 DJ Delorie <dj@redhat.com>
6360 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
6361 allow changes to modes which don't fit in those registers.
6363 * reload1.c (choose_reload_regs): Check for invalid subregs before
6364 computing their locations, not after.
6366 2007-01-25 Geoffrey Keating <geoffk@apple.com>
6369 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
6370 save Altivec registers in an eh_return function.
6371 (compute_vrsave_mask): Likewise.
6372 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
6373 for saving Altivec registers.
6374 (rs6000_emit_prologue): Don't allocate stack twice in
6375 eh_return function. Correct expected value of altivec_save_offset
6376 when using save_world. Describe save of R0 to stack when using
6377 save_world. Describe stack pointer adjustment when using
6378 save_world. Remove duplicated eh_return parameter register saving.
6379 Update sp_offset variable after save_world.
6380 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
6382 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
6383 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
6386 2007-01-25 Steve Ellcey <sje@cup.hp.com>
6388 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
6390 2007-01-25 Steve Ellcey <sje@cup.hp.com>
6393 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
6394 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
6396 2007-01-25 Richard Guenther <rguenther@suse.de>
6398 * doc/invoke.texi (-Wcoverage-mismatch): Document.
6399 * common.opt (-Wcoverage-mismatch): New warning option.
6400 * coverage.c (get_coverage_counts): Ignore coverage mismatch
6401 if -Wcoverage-mismatch is given.
6403 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
6405 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
6406 (ipcp_driver): Change to static definition.
6407 Add dumping of the ifunctions.
6408 (constant_val_insert): Remove unused parameter. Support for SSA.
6409 (ipcp_propagate_const): Support for SSA.
6410 (ipcp_profile_bb_print): Print only analyzed nodes.
6411 (ipcp_replace_map_create): Remove support for Fortran constant
6413 * ipa-prop.c (ipa_method_modify_stmt,
6414 ipa_callsite_compute_param): Support for SSA.
6415 * ipa-prop.h (ipcp_driver): Remove declaration.
6416 (IS_VALID_TREE_MAP_INDEX): Add define.
6418 2007-01-24 Geoffrey Keating <geoffk@apple.com>
6420 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
6422 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6425 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
6426 constant argument to cabs and do it without checking for
6427 -funsafe-math-optimizations.
6429 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
6431 * c-common.h (RID_FIRST_CXX0X): New.
6432 (RID_LAST_CXX0X): New.
6433 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
6435 * c.opt (Wc++0x-compat): New.
6436 * doc/invoke.texi (-Wc++0x-compat): Document.
6438 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6440 * builtins.c (fold_builtin_carg): New.
6441 (fold_builtin_1): Use it.
6443 2007-01-24 Jan Hubicka <jh@suse.cz>
6445 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
6447 * ipa-inline.c (initial_insns, max_insns): Delete.
6448 (compute_max_insns): New function.
6449 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
6450 of insns as base for code growth.
6451 (cgraph_decide_inlining): Make initial_insns local; do not compute
6453 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
6454 * doc/invoke.texi (inline-unit-growth): Update docs.
6456 2007-01-24 Jakub Jelinek <jakub@redhat.com>
6458 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
6459 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
6460 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
6461 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
6462 for CPUs that have PTA_CX16 set.
6465 * gimplify.c (omp_check_private): New function.
6466 (gimplify_scan_omp_clauses): Use it for
6467 firstprivate/lastprivate/reduction.
6470 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
6471 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
6474 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
6475 If lower_lastprivate_clauses emits some statements, append them
6476 to dlist rather than body_p and to body_p append an initializer.
6477 (lower_omp_for): Adjust caller.
6479 2007-01-24 Steve Ellcey <sje@cup.hp.com>
6481 * target.h (globalize_decl_name): New.
6482 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6483 * output.h (default_globalize_decl_name): New.
6484 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
6486 (globalize_decl): Ditto.
6487 (default_globalize_decl_name): New.
6488 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
6489 (ia64_handle_version_id_attribute): New.
6490 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6491 (ia64_asm_output_external): Use globalize_decl_name instead
6493 * doc/extend.texi (version_id): New pragma.
6494 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
6496 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6498 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
6499 _uleb128_t and _Unwind_SWord with _sleb128_t.
6500 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
6501 uw_frame_state_for, uw_update_context_1): Likewise.
6502 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
6503 * unwind-pe.h (read_uleb128, read_sleb128,
6504 read_encoded_value_with_base): Likewise.
6505 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
6507 2007-01-24 Richard Guenther <rguenther@suse.de>
6509 * builtins.c (expand_builtin_cexpi): Get the fndecl
6510 for cexp in the correct way.
6512 2007-01-24 Jan Hubicka <jh@suse.cz>
6514 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
6516 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6518 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
6519 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
6520 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
6521 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
6522 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
6523 __SIZEOF_PTRDIFF_T__.
6524 * doc/cpp.texi: Documentation for the new builtin macros added.
6526 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
6528 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
6529 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
6530 instead of operands[2] to avoid access past the end of array.
6532 2007-01-24 Richard Sandiford <richard@codesourcery.com>
6534 * reload1.c (emit_reload_insns): Pass the reload register
6535 for a non-spill output reload through forget_old_reloads_1.
6537 2007-01-23 Joseph Myers <joseph@codesourcery.com>
6539 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6540 _SOFT_DOUBLE if doubles use software floating-point.
6541 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
6542 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6543 * config/rs6000/darwin-ldouble.c: Also compile functions for
6544 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
6545 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6546 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
6547 commented-out long double override.
6548 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
6549 * config/rs6000/eabispe.h: Likewise.
6550 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
6551 long double for non-SPE.
6552 (rs6000_handle_option): Likewise.
6553 (invalid_e500_subreg): Disallow more subregs involding DImode,
6554 DFmode, TImode or TFmode.
6555 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
6557 (legitimate_lo_sum_address_p): Also check for TFmode for E500
6559 (rs6000_legitimize_address): Also handle TFmode for E500 double.
6560 (rs6000_legitimize_reload_address): Also handle TFmode for E500
6562 (rs6000_legitimate_address): Also check for TFmode for E500
6564 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
6565 (spe_build_register_parallel): Handle TFmode and TCmode.
6566 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
6568 (function_arg): Handle TFmode and TCmode for E500 double.
6569 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
6571 (print_operand): Handle TFmode and TImode for %y.
6572 (rs6000_generate_compare): Handle TFmode comparisons for E500
6574 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
6575 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
6576 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
6577 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
6578 TFmode for E500 double.
6579 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
6580 (floatsidf2): Enable for E500 double.
6581 (movtf_softfloat): Use rs6000_nonimmediate_operand.
6582 (extenddftf2): Change to extenddftf2_fprs.
6583 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
6584 depending on TARGET_E500_DOUBLE.
6585 (extendsftf2): Enable for E500 double.
6586 (trunctfdf2): Enable for E500 double.
6587 (trunctfsf2): Change to trunctfsf2_fprs.
6588 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
6589 depending on TARGET_E500_DOUBLE.
6590 (floatsitf2): Enable for E500 double.
6591 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
6592 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
6593 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
6594 (negtf2): Change to negtf2_internal.
6595 (negtf2): New expander.
6596 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
6597 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
6598 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
6599 (movdi_internal32): Use rs6000_nonimmediate_operand.
6600 (unnamed splitter): Likewise.
6601 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
6602 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
6603 (SPE64TF, DITI): New mode macros.
6604 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
6607 (frob_<mode>_di_2): New.
6608 (frob_tf_di_8_2): New.
6609 (frob_di_df): Change to frob_di_<mode>; allow more modes.
6611 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
6613 (frob_ti_<mode>_8_2): New.
6614 (frob_ti_tf_2): New.
6615 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
6616 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
6618 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
6619 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
6620 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
6621 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
6622 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
6623 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
6626 2007-01-23 Ian Lance Taylor <iant@google.com>
6628 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
6630 (OBJS-archive): Reformat, alphabetize.
6631 (OBJS): Change out_object_file to OBJS-md.
6633 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
6635 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6636 JUMP_P and CALL_P predicates where applicable.
6637 * config/i386/i386.c: Ditto.
6638 * config/i386/i386.md: Ditto.
6639 * config/i386/mmx.md: Ditto.
6640 * config/i386/predicates.md: Ditto.
6642 2007-01-22 Andreas Schwab <schwab@suse.de>
6644 * config/m68k/m68k.h: Fix comment.
6646 2007-01-22 Jan Hubicka <jh@suse.cz>
6648 * passes.c (init_optimization_passes): Do not rerun
6649 pass_early_warn_uninitialized.
6651 2007-01-22 Richard Guenther <rguenther@suse.de>
6653 PR tree-optimization/30038
6654 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
6656 (execute_cse_sincos_1): Likewise.
6657 (execute_cse_sincos): Likewise.
6658 (gate_cse_sincos): Likewise.
6659 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
6660 the cexpi() canonicalization of sincos().
6661 * tree-pass.h (pass_cse_sincos): Declare.
6662 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
6664 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6666 PR rtl-optimization/29329
6667 * combine.c (replaced_rhs_insn): Rename to i2mod.
6668 (replaced_rhs_value): Rename to i2mod_new_rhs.
6669 (i2mod_old_rhs): New global variable.
6670 (combine_instructions): Adjust for above change. Save a copy of
6671 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
6672 note are substituted in the second instruction.
6673 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
6674 ditch the note if it pertains to the second eliminated register
6675 and this register is mentioned in i2mod_old_rhs.
6678 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6680 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
6681 the insn to which the note was originally attached.
6683 2007-01-21 Jan Hubicka <jh@suse.cz>
6685 * ipa-inline.c (inlining_mode): Comment, move up.
6686 (cgraph_decide_inlining_incrementally): Do not perform inlining
6687 itself; fix handling of flattening of self recursive functions.
6688 (cgraph_find_cycles): Remove.
6689 (cgraph_flatten_node): Remove.
6690 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
6691 (try_inline): New function.
6692 (cgraph_early_inlining): Update call of
6693 cgraph_decide_inlining_incrementally. Apply inlining here.
6694 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
6696 2007-01-21 Dirk Mueller <dmueller@suse.de>
6699 * tree-vrp.c (check_array_bounds): do not warn
6700 about ADDR_EXPR's of ARRAY_REF's which are immediately
6701 used in binary expressions.
6703 2007-01-21 Ira Rosen <irar@il.ibm.com>
6705 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
6706 read_write_dep and macros for its access.
6707 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
6708 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
6709 argument, call vect_check_interleaving for every independent pair of
6710 data-refs. Mark loads that access the same memory location as a store
6712 (vect_check_dependences): Remove.
6713 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
6714 call, fix the call to vect_analyze_data_ref_dependence.
6715 (vect_analyze_data_ref_access): For statements that access the same
6716 data-ref, check that they are not stores; for loads, check that there
6717 is no store that access the same location.
6719 2007-01-20 Roger Sayle <roger@eyesopen.com>
6720 Joseph Myers <joseph@codesourcery.com>
6722 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
6723 (-fdump-rtl-stack): Likewise.
6724 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
6725 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
6726 (-mpt-fixed): Use @minus{} for minus sign.
6727 (Using Precompiled Headers): Fix under/overfull hbox.
6729 2007-01-20 Jan Hubicka <jh@suse.cz>
6731 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
6732 place within annotation.
6734 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6736 * pa.c (output_move_double): Change array size of xoperands to 4.
6738 2007-01-20 Jan Hubicka <jh@suse.cz>
6740 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
6743 2007-01-19 Ian Lance Taylor <iant@google.com>
6745 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
6746 constant to unsigned HOST_WIDE_INT before negating.
6748 2007-01-19 Ian Lance Taylor <iant@google.com>
6750 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
6752 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
6753 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6754 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
6755 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
6756 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6757 (realloc_vdef, realloc_vuse): Change second parameter to
6759 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
6761 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
6762 unsigned. Change x and lim locals to unsigned.
6763 (realloc_vdef, realloc_vuse): Change num_elem parameter to
6765 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
6766 (copy_virtual_operands): Change i and n locals to unsigned.
6768 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6771 * builtins.c (fold_builtin_1): Handle builtin fdim.
6773 2007-01-20 Jan Hubicka <jh@suse.cz>
6775 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
6776 * tree-ssa-structalias.c (compute_points_to_sets): Do call
6777 init_alias_heapvars.
6778 (init_alias_heapvars): Initialize only when not already initialized.
6779 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
6781 2007-01-19 Roger Sayle <roger@eyesopen.com>
6783 * common.opt (fsigned-zeros): New command line option.
6784 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
6785 of flag_unsafe_math_optimizations.
6786 * opts.c (set_fast_math_flags): The -ffast-math command line option
6787 implies -fno-signed-zeros.
6788 (fast_math_flags_set_p): Likewise.
6790 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
6791 the documentation of -ffast-math appropriately. Wrap long lines.
6793 2007-01-19 Steve Ellcey <sje@cup.hp.com>
6795 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
6796 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
6798 2007-01-19 Tomas Bily <tbily@suse.cz>
6800 * cgraphunit.c (cgraph_finalize_function): Updating of pid
6802 (tree_init_ic_make_global_vars): New function
6803 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
6804 (tree_gen_ic_profiler): New function
6805 (tree_gen_ic_func_profiler): New function
6806 (tree_profiling): Added calling of tree_gen_ic_func_profiler
6807 (tree_profile_hooks): Added hook for indirec/virtual calls
6808 * value-prof.c (tree_find_values_to_profile): New case for
6810 (tree_values_to_profile): Call for determining indirect/virtual
6812 (tree_indirect_call_to_profile): New function
6813 (tree_ic_transform): New function
6814 (tree_ic): New function
6815 (find_func_by_pid): New function
6816 (init_pid_map): New function
6817 (tree_value_profile_transformations): Added check for
6818 indirect/virtual call transformation
6819 * value-prof.h (enum hist_type): New counter type for
6820 indirect/virtual calls
6821 (profile_hooks): Added new hook for profiling indirect/virtual
6823 * profile.c (instrument_values): New case for indirect/virtual
6825 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
6826 (GCOV_COUNTER_V_INDIR): New counter type
6827 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
6828 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
6830 * cgraph.c: Definition of cgraph_max_pid
6831 (cgraph_create_node): Default init of pid attribute
6832 * cgraph.h: Declaration of cgraph_max_pid
6833 (struct cgraph_node): Added pid attribute
6834 * libgcov.c (__gcov_indirect_call_profiler): New function
6835 (__gcov_one_value_profiler_body): New function
6836 (__gcov_one_value_profiler): Body was moved to
6837 __gcov_one_value_profiler_body and calls it
6839 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
6841 * doc/gty.texi (Options): Document the mark_hook option to GTY.
6842 * gengtype.c (write_types_data, write_func_for_structure,
6843 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
6844 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
6845 (walk_type, write_func_for_structure): Generate the mark_hook if
6848 2007-01-19 Jan Hubicka <jh@suse.cz>
6850 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
6851 'early' argument take inlining mode argument specifying whether to
6852 inline for size/speeed or all functions; add support for flattening;
6854 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
6856 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6859 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
6860 the name of the declared identifier.
6862 2007-01-19 Dirk Mueller <dmueller@suse.de>
6864 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
6865 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
6866 duplicate evaluation.
6868 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6870 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
6871 Macroize expander using X87MODEF12 mode macro. Extend operand 1
6872 to XFMode, use acosxf2 and truncate result to requested mode.
6873 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
6874 (asin<mode>2): Similarly, with asin expanders.
6875 (*fscalexf4_i387): Rename from *fscalexf4.
6876 (expNcorexf3): New expander.
6877 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
6878 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
6879 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
6880 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
6881 patterns for SSE math.
6882 (exp10<mode>2): Similarly, with exp10 expanders.
6883 (exp2<mode>2): Similarly, with exp2 expanders.
6884 (expm1<mode>2): Similarly, with expm1 expanders.
6885 (ldexp<mode>3): Similarly, with ldexp expanders.
6886 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
6887 Use gen_truncxf<mode>2_i387_noop to truncate result.
6889 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6891 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
6892 for ColdFire targets.
6894 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
6895 Richard Sandiford <richard@codesourcery.com>
6897 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
6898 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
6899 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
6900 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
6901 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6902 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6904 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6906 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
6907 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
6908 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
6909 (*adddi_dilshr32_cf): New pattern.
6910 (adddi3, subdi3): Remove first alternatives.
6912 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6914 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
6915 implemented using move.l, do not use its cc result for floating-point
6918 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6920 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
6921 from accepting 's' constraints if flag_pic.
6923 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6925 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
6926 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
6927 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
6928 condition from TARGET_68881 to TARGET_HARD_FLOAT.
6930 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
6932 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
6933 ColdFire alternatives.
6934 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
6935 * config/m68k/m68k.md (clzsi2): Define for ColdFire
6936 architectures that support ff1 instruction.
6938 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6939 Julian Brown <julian@codesourcery.com>
6941 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
6942 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
6943 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
6946 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6948 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
6950 (output_move_const_into_data_reg, output_move_simode_const): Delete.
6951 * config/m68k/m68k.c (const_method, const_int_cost): Take a
6952 HOST_WIDE_INT instead of an rtx.
6953 (m68k_rtx_costs): Update call accordingly.
6954 (output_move_const_into_data_reg): Likewise. Fix formatting.
6955 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
6957 (output_move_simode_const): Update calls after above changes.
6958 Rework to use automatic variables and predicates like MEM_P.
6959 * config/m68k/m68k.md (pushexthisi_const): Update call to
6962 2007-01-19 Dirk Mueller <dmueller@suse.de>
6964 * tree-ssa-alias.c (perform_var_substitution): Fix typo
6967 2007-01-19 Richard Guenther <rguenther@suse.de>
6969 * builtins.c (expand_builtin_cexpi): Fall back to expanding
6970 via cexp in case sincos is not available.
6972 2007-01-19 Richard Guenther <rguenther@suse.de>
6974 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
6975 * defaults.h (TARGET_HAS_SINCOS): Default to off.
6976 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
6977 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
6978 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
6979 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
6980 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
6981 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
6983 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6985 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
6987 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
6988 (atan2xf3): Directly generate RTL pattern.
6989 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
6990 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6991 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6992 disable patterns for SSE math.
6993 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
6994 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6995 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6996 disable patterns for SSE math.
6998 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
7000 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
7002 2007-01-18 Roger Sayle <roger@eyesopen.com>
7004 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
7005 VIEW_CONVERT_EXPR to the same type as it's operand.
7007 2007-01-18 David Edelsohn <edelsohn@gnu.org>
7009 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
7010 configured for long double 128.
7012 2007-01-18 Mike Stump <mrs@apple.com>
7014 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
7017 2007-01-18 Michael Meissner <michael.meissner@amd.com>
7019 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
7022 2007-01-18 Jan Hubicka <jh@suse.cz>
7024 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
7025 greater than NUM_VOP_FREE_BUCKETS.
7027 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
7029 * tree-ssa-structalias.c: Update comments.
7030 (ptabitmap_obstack): Removed.
7032 (oldpta_obstack): Ditto.
7033 (stats): Add a few members.
7034 (struct variable_info): Remove node, complex, address_taken, and
7035 indirect_target members. Add oldsolution member.
7036 (new_var_info): Do not initialize removed members.
7037 (constraint_expr_type): Remove INCLUDES.
7038 (constraint_graph): Add size, implicit_preds, rep,
7039 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
7040 (FIRST_REF_NODE): New macro.
7041 (LAST_REF_NODE): Ditto.
7042 (FIRST_ADDR_NODE): Ditto.
7043 (find): New function.
7045 (dump_constraint): Do not handle INCLUDES.
7046 (insert_into_complex): Do not insert duplicate constraints.
7047 (condense_varmap_nodes): Renamed and rewritten into ...
7048 (merge_node_constraints): This. Also fix bug in handling of
7049 offseted copy constraints.
7050 (clear_edges_for_node): No longer need to deal with preds at all,
7051 or removing associated preds/succs.
7052 (merge_graph_nodes): Deal with indirect_cycles.
7053 Don't deal with predecessors.
7054 (add_implicit_graph_edge): New function.
7055 (add_pred_graph_edge): Ditto.
7056 (add_graph_edge): Don't deal with predecessors.
7057 (build_constraint_graph): Removed.
7058 (build_pred_graph): New function.
7059 (build_succ_graph): Ditto.
7060 (struct scc_info): Removed in_component. Added roots, dfs, and
7061 node_mapping. Remove visited_index, unification_queue.
7062 (scc_visit): Deal with union-find we do now.
7063 Deal with cycles with REF nodes.
7064 (collapse_nodes): Renamed and rewritten to ...
7065 (unify_nodes): This.
7066 (process_unification_queue): Removed.
7067 (topo_visit): Cleanup
7068 (do_da_constraint): Use find.
7069 (do_sd_constraint): Ditto.
7070 (do_ds_constraint): Ditto.
7071 (do_complex_constraint): Ditto.
7072 (init_scc_info): Update for removed and added members.
7073 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
7074 (find_indirect_cycles): This.
7075 (equivalence_class): New variable.
7076 (label_visit): New function.
7077 (perform_variable_substitution): Rewritten.
7078 (free_var_substitution_info): New function.
7079 (find_equivalent_node): Ditto.
7080 (move_complex_constraints): Ditto.
7081 (eliminate_indirect_cycles): Ditto.
7082 (solve_graph): Only propagate changed bits.
7083 Use indirect cycle elimination.
7085 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
7086 (tree_id_eq): Renamed to ...
7087 (tree_vi_eq): This. Update for member change
7088 (insert_id_for_tree): Renamed and rewritten to ...
7089 (insert_vi_for_tree): This.
7090 (lookup_id_for_tree): Renamed and rewritten to ...
7091 (lookup_vi_for_tree): This.
7092 (get_id_for_tree): Renamed and rewritten to ...
7093 (get_vi_for_tree): Ditto.
7094 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
7095 (process_constraint): Don't handle INCLUDES.
7096 Remove special ADDRESSOF case.
7097 (find_func_aliases): Rewrite to use vi functions instead of id
7099 (create_function_info_for): Ditto.
7100 (create_variable_info_for): Ditto.
7101 (intra_create_variable_infos): Ditto.
7102 (merge_smts_into): Ditto.
7103 (find_what_p_points_to): Ditto.
7104 (init_base_vars): Ditto.
7105 (init_alias_vars): Ditto.
7106 (remove_preds_and_fake_succs): New function.
7107 (dump_sa_points_to_info): Dump new stats.
7108 (dump_solution_for_var): Use find.
7109 (set_used_smts): Fix formatting.
7110 (compute_points_to_sets): Updated for new functions.
7111 (ipa_pta_execute): Ditto.
7113 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7114 Richard Sandiford <richard@codesourcery.com>
7116 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
7118 * calls.c (expand_call): If the return value is a PARALLEL,
7119 extract its first member.
7120 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
7121 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7122 use FUNCTION_EXTRA_EPILOGUE.
7123 (m68k_function_value): Return a PARALLEL if the return value
7124 is of a pointer type.
7125 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
7126 (FUNCTION_EXTRA_EPILOGUE): Remove.
7127 * config/m68k/m68k.md (D0_REG): New constant.
7129 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7131 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7132 output a NOP for empty epilogues.
7134 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7136 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
7137 before function. Extend register save check to include all
7138 registers, not just integer ones.
7140 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7142 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
7143 (m68k_use_return_insn): ...this.
7144 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
7145 * config/m68k/m68k.c (use_return_insn): Rename to...
7146 (m68k_use_return_insn): ...this.
7147 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
7150 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7152 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
7153 nearest even, fix denormal rounding overflow.
7155 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7157 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
7158 f%$smove and f%$move.
7159 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
7160 (extendsfdf2_cf): Use fdmove instead of f%&move.
7161 (truncdfsf2_cf): Use fsmove instead of f%$smove.
7162 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
7164 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7166 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
7169 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7171 * real.h (real_format): Add a canonical_nan_lsbs_set field.
7172 (coldfire_single_format): Declare.
7173 (coldfire_double_format): Likewise.
7174 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
7175 of qnan_msb_set to determine the lower bits of a canonical
7177 (encode_ieee_double): Likewise.
7178 (encode_ieee_quad): Likewise.
7179 (ieee_single_format): Initialize canonical_nan_lsbs_set.
7180 (mips_single_format): Likewise.
7181 (ieee_double_format): Likewise.
7182 (mips_double_format): Likewise.
7183 (ieee_extended_motorola_format): Likewise.
7184 (ieee_extended_intel_96_format): Likewise.
7185 (ieee_extended_intel_128_format): Likewise.
7186 (ieee_extended_intel_96_round_53_format): Likewise.
7187 (ibm_extended_format): Likewise.
7188 (mips_extended_format): Likewise.
7189 (ieee_quad_format): Likewise.
7190 (mips_quad_format): Likewise.
7191 (vax_f_format): Likewise.
7192 (vax_d_format): Likewise.
7193 (vax_g_format): Likewise.
7194 (i370_single_format): Likewise.
7195 (i370_double_format): Likewise.
7196 (decimal_single_format): Likewise.
7197 (decimal_double_format): Likewise.
7198 (decimal_quad_format): Likewise.
7199 (c4x_single_format): Likewise.
7200 (c4x_extended_format): Likewise.
7201 (real_internal_format): Likewise.
7202 (coldfire_single_format): New real_format.
7203 (coldfire_double_format): Likewise.
7204 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
7205 canonical_nan_lsbs_set.
7206 (pdp11_d_format): Likewise.
7207 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
7208 if TARGET_COLDFIRE_CPU.
7210 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7212 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
7213 (output_call, m68k_legitimize_call_address): Declare.
7214 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
7215 parenthesees. Add support for a 'W' constraint.
7216 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
7217 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
7218 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
7219 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
7221 (override_options): Initialize them. Do not set flag_no_function_cse
7222 for TARGET_ID_SHARED_LIBRARY.
7223 (m68k_output_pic_call): Delete.
7224 (m68k_legitimize_call_address): New function.
7225 (print_operand): Remove the %o prefix. Handle the %p prefix.
7226 (output_call): New function.
7227 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
7228 target address from the GOT if symbolic jumps are not allowed.
7229 * config/m68k/m68k.md (call, general_operand): Do not set
7230 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
7231 Merge separate flag_pic and !flag_pic define_insns into...
7232 (*call, *call_value): ...these new patterns. Match the address
7233 rather than the containing MEM and require it to be a call_operand.
7234 Use output_call to generate the asm template.
7235 * config/m68k/predicates.md (const_call_operand): New predicate.
7236 (call_operand): Likewise.
7238 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7240 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
7241 (STACK_GROWS_DOWNWARD): Define to 1.
7242 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
7243 comments, emphasizing that these values are only defaults.
7244 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
7245 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
7247 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7249 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
7251 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7252 Richard Sandiford <richard@codesourcery.com>
7254 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
7255 (FP_REGNO_P): New macros.
7256 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
7257 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
7258 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
7259 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
7261 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7263 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7264 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
7266 * config/m68k/t-floatlib: New file, extracting common code from...
7267 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
7268 * config/m68k/t-uclinux: Here.
7269 * config/m68k/fpgnulib.c: Do not compile extendeed precision
7270 routines on ColdFire targets.
7272 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7274 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7275 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
7276 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
7277 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
7278 explicitly set MOTOROLA to 1.
7279 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
7281 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7282 Nathan Sidwell <nathan@codesourcery.com>
7284 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
7285 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
7286 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
7287 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
7288 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
7289 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
7290 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
7291 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
7292 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
7293 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
7294 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
7295 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
7296 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
7297 (DBX_REGISTER_NUMBER): Delete.
7298 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
7299 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
7300 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
7302 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7304 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
7305 * config/flat.h: New file.
7306 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
7308 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
7309 indirect references for -msep-data or -mid-shared-library.
7310 Do not use PC-relative code addresses either.
7311 * config/m68k/m68k.c (override_options): Restrict -fPIC error
7313 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
7314 for shared libraries and crt1.o for executables. Use crti.o and
7316 (ENDFILE_SPEC): Use crtend.o and crtn.o.
7317 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
7318 Do not add -elf2flt or -shared-lib-id options here.
7319 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
7320 Pass -shared-lib-id if -mid-shared-library, taking the library
7321 identifier from -mshared-library-id if given, otherwise
7323 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
7324 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
7325 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
7326 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
7327 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
7328 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
7330 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
7331 jump sequence for ISA A and ISA A+.
7332 (PICJUMP): Likewise.
7334 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7336 * config.gcc (m68k-*-uclinux*): Base the port on the common
7337 and m68k GNU/Linux files rather than on the generic ELF ones.
7338 * config/m68k/uclinux.h (TARGET_VERSION): Override.
7339 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
7341 2007-01-18 Julian Brown <julian@codesourcery.com>
7342 Richard Sandiford <richard@codesourcery.com>
7344 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
7345 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7346 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
7348 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
7350 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7352 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7354 * doc/install.texi: Document m68k-uclinuxoldabi.
7355 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
7356 * config/m68k/uclinux-oldabi.h: New file, copied from
7357 config/m68k/uclinux.h.
7359 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
7361 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
7362 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
7363 (m32r_compute_frame_size): Use unsigned for regno.
7364 (m32r_reload_lr): Use gen_frame_mem.
7366 (m32r_output_function_epilogue): Don't output the function epilogue
7368 (m32r_expand_epilogue): New.
7369 (direct_return): Return false if the function has the interrupt
7371 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
7372 * config/m32r/m32r.md (epilogue): New expander.
7373 (return_lr, return_rte): New insns.
7374 (return): Make it expander.
7375 (return_normal): New expander.
7377 2007-01-18 Josh Conner <jconner@apple.com>
7380 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
7381 support for UNLE, UNLT, UNGE, and UNGT.
7383 2007-01-18 Jan Hubicka <jh@suse.cz>
7385 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
7386 * tree-tailcall (add_virtual_phis): Likewise.
7387 (optimize_tail_call): Return TODOs.
7388 (execute_tail_calls): Return TODOs.
7389 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
7390 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
7392 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
7393 Cleanup cfg using TODO.
7394 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
7395 * passes.c (execute_function_todo): When cleanup did something, remove
7397 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
7398 (make_edges): Don't cleanup_cfg.
7400 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
7402 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
7403 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
7404 operate on the top of stack.
7405 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
7406 register handling of instructions that output to the second
7408 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
7409 (move_for_stack_reg): Special-case check for dead destination
7410 stack slot for constant load of 1.0 inside UNSPEC_TAN.
7412 * config/i386/i386.md (UNSPEC_TAN): New constant.
7413 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
7414 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
7415 to correctly model move of constant 1.0 to top stack slot.
7416 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
7417 (unnamed peephole2 pattern): Remove corresponding peephole2
7418 pattern that optimizes tan insn and loading of constant 1.0.
7419 (tanxf2): Use fptanxf4_i387.
7420 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
7421 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
7422 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7423 disable patterns for SSE math.
7424 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
7425 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
7427 2007-01-18 Dirk Mueller <dmueller@suse.de>
7428 Richard Guenther <rguenther@suse.de>
7431 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
7432 * common.opt (Warray-bounds): Add new warning option.
7433 * c-opts.c (c_common_handle_option): Define -Warray-bounds
7435 * Makefile.in: make tree-vrp.o depend on toplev.h
7436 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
7438 (check_array_refs, check_array_bounds, check_array_ref): New.
7440 2007-01-18 Jan Hubicka <jh@suse.cz>
7442 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
7443 (execute_ssa_ccp): Return flags conditionally.
7444 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
7446 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
7448 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
7450 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
7451 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
7453 * Makefile.c (GTFILES): Add cfglayout.h.
7454 * gengtype.c (open_base_files): Likewise.
7455 * cfglayout.c (cfg_layout_function_footer,
7456 cfg_layout_function_header) Reindent to make gengtype happy.
7457 * cfglayout.h (cfg_layout_function_footer,
7458 cfg_layout_function_header): Add GTY(()) marker.
7460 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
7462 2007-01-18 Ben Elliston <bje@au.ibm.com>
7464 * genautomata.c (write_automata): Include xstrerror output in the
7465 error message if writing the DFA description file fails.
7467 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
7469 * config/mips/mips-protos.h (mips_output_external): Make it
7471 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
7472 * config/mips/mips.c (irix_output_external_libcall): Likewise.
7473 (extern_list): Likewise.
7474 (extern_head): Likewise.
7475 (TARGET_ASM_FILE_END): Likewise.
7476 (mips_file_end): Likewise.
7477 (mips_output_external): Rewritten.
7479 2007-01-18 Ben Elliston <bje@au.ibm.com>
7481 * genpreds.c (write_insn_preds_c): Only write out the function
7482 body for regclass_for_constraint if we have register constraints.
7484 2007-01-17 Tom Tromey <tromey@redhat.com>
7486 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
7487 * doc/install.texi (Testing): Use sourceware.org.
7488 (Binaries): Likewise.
7489 (Specific): Likewise.
7490 * doc/contrib.texi (Contributors): Use sourceware.org.
7492 2007-01-17 Anatoly Sokolov <aesok@post.ru>
7494 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
7495 (AVR_ENHANCED): Rename to ...
7496 (AVR_HAVE_MUL): ... new.
7497 (avr_enhanced_p): Rename to ...
7498 (avr_have_mul_p): ... new.
7499 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
7500 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
7501 * config/avr/avr.c (avr_enhanced_p): Rename to ...
7502 (avr_have_mul_p): ... new.
7503 (base_arch_s): Rename 'enhanced' to 'have_mul'.
7504 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
7505 'avr_enhanced_p' and 'enhanced'.
7506 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
7507 AVR_HAVE_MUL instead of AVR_ENHANCED.
7508 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7509 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
7510 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
7511 instead of AVR_ENHANCED.
7512 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7513 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
7514 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
7516 2007-01-17 Ian Lance Taylor <iant@google.com>
7518 * vec.h (VEC_reserve_exact): Define.
7519 (vec_gc_p_reserve_exact): Declare.
7520 (vec_gc_o_reserve_exact): Declare.
7521 (vec_heap_p_reserve_exact): Declare.
7522 (vec_heap_o_reserve_exact): Declare.
7523 (VEC_OP (T,A,reserve_exact)): New static inline function, three
7525 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
7527 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
7528 (VEC_OP (T,A,copy)) [all versions]: Likewise.
7529 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
7530 * vec.c (calculate_allocation): Add exact parameter. Change all
7532 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
7533 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
7534 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
7535 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
7536 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
7537 (vec_heap_p_reserve_exact): New function.
7538 (vec_heap_o_reserve_exact): New function.
7540 2007-01-17 Jan Hubicka <jh@suse.cz>
7542 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
7544 2007-01-17 Eric Christopher <echristo@apple.com>
7546 * config.gcc: Support core2 processor.
7548 2007-01-16 Jan Hubicka <jh@suse.cz>
7550 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
7551 the names, just unlink the chain so we don't crash on dangling pointers
7554 2007-01-16 Jan Hubicka <jh@suse.cz>
7556 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
7557 * tree-pass.h: Reorder to make IPA passes appear toegher.
7558 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
7559 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
7560 parameters, do not call early inliner.
7561 * ipa-inline.c: Update comments. Include tree-flow.h
7562 (cgraph_decide_inlining): Do not compute inlining parameters.
7563 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
7564 be called with function context set up.
7565 (pass_ipa_inline): Remove unreachable functions before pass.
7566 (cgraph_early_inlining): Simplify assuming to be called from the
7568 (pass_early_inline): New pass.
7569 (cgraph_gate_ipa_early_inlining): New gate.
7570 (pass_ipa_early_inline): Turn into simple wrapper.
7571 (compute_inline_parameters): New function.
7572 (gate_inline_passes): New gate.
7573 (pass_inline_parameters): New pass.
7574 (apply_inline): Move here from tree-optimize.c
7575 (pass_apply_inline): New pass.
7576 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
7578 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
7580 (tree_function_versioning): Do not allocate dummy struct function.
7581 * tree-inline.h (optimize_inline_calls): Update prototype.
7582 * tree-optimize.c (execute_fixup_cfg): Export.
7583 (pass_fixup_cfg): Remove
7584 (tree_rest_of_compilation): Do not apply inlines.
7585 * tree-flow.h (execute_fixup_cfg): Declare.
7586 * Makefile.in (gt-passes.c): New.
7587 * passes.c: Include gt-passes.h
7588 (init_optimization_passes): New passes.
7589 (nnodes, order): New static vars.
7590 (do_per_function_toporder): New function.
7591 (execute_one_pass): Dump current pass here.
7592 (execute_ipa_pass_list): Don't dump current pass here.
7594 2007-01-16 Janis Johnson <janis187@us.ibm.com>
7596 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
7597 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
7599 2007-01-16 David Edelsohn <edelsohn@gnu.org>
7601 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
7602 (strong_alias): Define.
7603 (__gcc_qmul): Provide non-FMA for soft-float.
7609 (__gcc_qunord): New.
7619 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
7620 soft-float functions.
7621 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
7622 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
7623 about long double soft float.
7625 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
7626 Tehila Meyzels <tehila@il.ibm.com>
7628 * tree-vectorizer.h (is_pattern_stmt_p): New.
7629 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
7630 formatting (tabs instead of spaces). Cleanup and clarify setting
7631 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
7632 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
7633 (vectorizable_type_demotion): Check that types are integral.
7634 (vectorizable_type_promotion): Likewise.
7635 (vectorizable_store): Fix typo. Eliminate new-line at end of
7638 2007-01-16 Jan Hubicka <jh@suse.cz>
7640 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
7643 2007-01-15 Eric Christopher <echristo@apple.com>
7645 * ifcvt.c: Include vec.h, vecprim.h.
7646 (check_cond_move_block): New argument regs.
7647 Reorganize. Add registers used to regs.
7648 (cond_move_process_if_block): Use regs set above as
7651 2007-01-15 Eric Christopher <echristo@apple.com>
7653 * config/darwin.h: Update copyright.
7654 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
7655 (LINK_COMMAND_SPEC): Add -u.
7656 (LINK_SPEC): Fix umbrella for above.
7658 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
7660 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
7663 2007-01-15 Tom Tromey <tromey@redhat.com>
7665 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
7666 * doc/install.texi (Testing): Don't mention jacks.
7667 (Configuration): Document --enable-java-maintainer-mode. Move
7668 --with-java-home to libgcj-specific section. Document
7670 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
7672 2007-01-15 Jan Hubicka <jh@suse.cz>
7674 * tree-ssa-dce.c (DCE_TODOs): New.
7675 (propagate_necessity): Return if something changed.
7676 (eliminate_unnecessary_stmts): Likewise.
7677 (perform_tree_ssa_dce): Return TODO flags when needed.
7678 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
7680 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
7682 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
7683 (fyl2x_extend<mode>xf3_i387): New insn pattern.
7684 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
7685 patterns using X87MODEF12 mode macro. Extend operand 1
7686 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7687 (log10<mode>2): Ditto.
7688 (log2<mode>2): Ditto.
7689 (log1p<mode>2): Ditto.
7690 (logb<mode>2): Ditto.
7691 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
7692 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
7693 (*fxtractxf3_i387): Rename from *fxtractxf3.
7694 (fxtract_extend<mode>xf3_i387): New insn pattern.
7695 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
7696 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
7697 and gen_fyl2xxf3_i387().
7699 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
7701 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
7702 * cfgloopmanip.c (fix_loop_placement): Made static. Use
7703 get_loop_exit_edges. Changed return type to bool.
7704 * cfgloop.h (fix_loop_placement): Declaration removed.
7706 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
7708 * param.h (MIN_VECT_LOOP_BOUND): New.
7709 * params.def (MIN_VECT_LOOP_BOUND): New.
7710 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
7711 argument - minimum threshold for number of iterations.
7712 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
7713 argument to declaration.
7714 * tree-vect-analyze.c (vect_analyze_operations): Check value of
7715 MIN_VECT_LOOP_BOUND.
7716 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
7717 slpeel_tree_peel_loop_to_edge with additional argument.
7718 (vect_do_peeling_for_alignment): Likewise.
7719 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
7721 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
7724 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
7727 2007-01-14 Jan Hubicka <jh@suse.cz>
7729 * tree-dfa.c (remove_referenced_var): New function.
7730 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
7731 prune referenced vars list too.
7732 * tree-flow.h (remove_referenced_var): Declare.
7734 2007-01-14 Jan Hubicka <jh@suse.cz>
7736 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
7738 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
7739 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
7740 * except.h (verify_eh_throw_table_statements): Kill prototype.
7741 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
7742 into call exrepssions.
7743 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
7745 * tree-cfg.c: Include pointer-set.h.
7746 (verify_node_sharing): Work on pointer set.
7747 (verify_eh_throw_stmt_node): New.
7748 (verify_stmts): Use pointers sets, verify throw_stmt.
7750 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
7752 * ipa-reference.c (analyze_function): Consider also addresses taken
7755 2007-01-12 Roger Sayle <roger@eyesopen.com>
7757 * c-typeck.c (null_pointer_constant_p): Replace use of
7758 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7759 (build_c_cast): Likewise.
7761 2007-01-12 Roger Sayle <roger@eyesopen.com>
7763 * tree.h (force_fit_type_double): Remove unused final argument.
7764 * c-common.c (constant_expression_warning): Replace use of
7765 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7766 (convert_and_check): Likewise.
7767 (shorten_compare): Update call to force_fit_type_double.
7768 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
7769 * convert.c (convert_to_pointer): Update call to
7770 force_fit_type_double.
7771 * fold-const.c (force_fit_type_double): Remove overflowed_const
7773 (int_const_binop, fold_convert_const_int_from_int,
7774 fold_convert_const_int_from_real, fold_div_compare,
7775 fold_sign_changed_comparison, fold_unary, fold_negate_const,
7776 fold_abs_const, fold_not_const): Remove the final argument from
7777 calls to force_fit_type_double.
7779 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7781 * configure.ac: Set insn to "nop" for spu-*-* also.
7782 * configure: Regenerate.
7784 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
7786 * builtins.def : Add BUILT_IN_FREE.
7788 2007-01-12 Jan Hubicka <jh@suse.cz>
7790 PR tree-optimization/30443
7791 * tree-inline.c (tree_function_versioning): Do not optimize when
7792 cloning for inlining.
7794 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
7796 * doc/loop.texi: Document recording of loop exits.
7797 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
7798 (update_single_exits_after_duplication,
7799 update_single_exit_for_duplicated_loop,
7800 update_single_exit_for_duplicated_loops): Removed.
7801 (duplicate_loop_to_header_edge): Do not call
7802 update_single_exits_after_duplication and
7803 update_single_exit_for_duplicated_loops.
7804 (loop_version): Do not update single_exit information.
7805 (fix_loop_structure): Use record_loop_exits instead of
7806 mark_single_exit_loops.
7807 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
7808 the lists of loop exits.
7809 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
7810 split_edge, merge_blocks): Update the lists of loop exits.
7811 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
7812 loop_optimizer_init.
7813 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
7814 of mark_single_exit_loops.
7815 (loop_optimizer_finalize): Call release_recorded_exits.
7816 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
7817 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
7818 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
7819 update single exit information.
7820 * lambda-code.c (perfect_nestify): Ditto.
7821 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
7822 (mark_single_exit_loops): Removed.
7823 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
7824 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
7825 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
7827 (get_loop_exit_edges, single_exit): Use recorded exit lists.
7828 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
7829 (verify_loop_structure): Verify consistency of the exit lists.
7830 (flow_loops_find): Use alloc_loop. Initialize exits hash.
7831 (set_single_exit): Removed.
7832 * cfgloop.h (struct loop_exit): New function.
7833 (struct loop): single_exit_ field replaced by exits field.
7834 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
7835 (struct loops): Added exits hash.
7836 (mark_single_exit_loops, set_single_exit): Declaration removed.
7837 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
7839 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7841 * doc/invoke.texi: Avoid use of @headitem.
7843 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7845 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
7847 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7849 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
7852 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7853 Richard Sandiford <richard@codesourcery.com>
7855 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
7856 * config/m68k/m68k.opt: Resort options.
7857 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
7859 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7860 Richard Sandiford <richard@codesourcery.com>
7862 * doc/invoke.texi: Document the macros that are defined by
7863 m68k's -mtune and -mhard-float options.
7864 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
7865 (m68k_cpp_cpu_family): Likewise.
7866 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
7867 of __ucfv*__ macros. Define __mcffpu__ if generating code for
7868 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
7869 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
7870 (m68k_cpp_cpu_family): Likewise.
7872 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7874 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
7875 macros besides mc68000 as tuning macros. Use a switch statement
7876 to set them and mcpu32.
7878 2007-01-12 Julian Brown <julian@codesourcery.com>
7880 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
7881 (TARGET_68040_ONLY): Rename to...
7882 (TARGET_68040): ...this.
7883 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
7884 * config/m68k/m68k.md: Likewise.
7886 2007-01-12 Julian Brown <julian@codesourcery.com>
7887 Nathan Sidwell <nathan@codesourcery.com>
7888 Richard Sandiford <richard@codesourcery.com>
7890 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
7891 the -mcpu= argument associated with the --with-cpu setting.
7892 Define M68K_DEFAULT_TUNE to the default -mtune= option,
7893 if different from the one implied by the -mcpu setting.
7894 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
7895 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
7896 * doc/invoke.texi: Mention ColdFire in the introduction to the
7897 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
7898 -mno-div and -mhard-float options. Make -m68881 a synonym for
7899 -mhard-float. Document the previously-undocumented -m5206e,
7900 -m528x, -m5307 and -m5407 options. Tweak the existing option
7901 documentation for consistency.
7902 * doc/install.texi: Mention new --with-cpu arguments.
7903 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
7904 default CPU if neither -mcpu nor -march are specified.
7905 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
7906 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
7907 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
7908 using m68k_tune to decide between families that implement the
7909 same ISA. Use m68k_tune to set __mcfv4e__.
7910 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
7911 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
7912 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
7913 (FL_ISA_C, FL_ISA_MMU): New macros.
7914 (MASK_COLDFIRE): Delete.
7915 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
7916 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
7917 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
7918 (TARGET_HARD_FLOAT): Do not define here.
7919 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
7920 (TUNE_68000): New macro.
7921 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
7922 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
7923 (TUNE_CFV2): Redefine in terms of m68k_tune.
7924 (uarch_type, target_device, fpu_type): New enums.
7925 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
7926 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
7927 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
7928 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
7929 (FL_FOR_isa_c): New macros.
7930 (m68k_isa): New enum.
7931 (m68k_target_selection): New structure.
7932 (all_devices, all_isas, all_microarchs): New tables.
7933 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
7934 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
7935 (MASK_ALL_CPU_BITS): Delete.
7936 (m68k_find_selection): New function.
7937 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
7938 Map the legacy target options to a combination of the new ones.
7939 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
7940 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
7941 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
7943 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
7944 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
7946 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
7947 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
7948 * config/m68k/m68k-devices.def: New file.
7950 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7951 Nathan Sidwell <nathan@codesourcery.com>
7953 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
7954 (SUBTARGET_EXTRA_SPECS): New macros.
7955 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
7956 use %(asm_cpu_spec) instead.
7957 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
7958 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
7959 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
7960 (EXTRA_SPECS): Rename to...
7961 (SUBTARGET_EXTRA_SPECS): ...this.
7963 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7964 Richard Sandiford <richard@codesourcery.com>
7965 Julian Brown <julian@codesourcery.com>
7967 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7968 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
7969 to the configuration's default CPU.
7970 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
7971 Remove default masks.
7972 (m680[012]0-*-*): Set the default with_cpu to the first part of
7974 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
7975 (m68k*-*-linux): Extend the --with-cpu handling to...
7976 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
7977 and m68010. Don't set target_cpu_default2.
7978 * doc/install.texi: Document --with-cpu for m68k.
7979 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
7980 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
7981 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
7982 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
7983 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
7984 (ASM_SPEC): Remove use of %(asm_cpu_default).
7985 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
7986 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
7987 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
7988 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
7989 __HAVE_FPU__ if TARGET_HARD_FLOAT.
7990 (TARGET_DEFAULT): Delete.
7991 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
7992 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
7993 (CPP_CPU_SPEC): Delete.
7994 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
7995 the appropriate string.
7996 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
7997 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
7998 (ASM_SPEC): Don't use %(asm_default_spec).
7999 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
8000 TARGET_DEFAULT and add MASK_68881.
8001 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
8003 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8005 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
8006 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
8007 MASK_68010 alongside MASK_68020.
8008 * doc/invoke.texi: Document -m68010.
8009 * config/m68k/m68k.opt (m68010): New.
8010 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
8012 (TUNE_68010): New macro.
8013 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
8014 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
8015 (M68K_CPU_m68332): Add MASK_68010.
8016 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
8017 fallback definition.
8018 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
8020 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
8021 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
8022 to all entries that use MASK_68020.
8023 (output_move_simode_const, output_move_himode, output_move_qimode)
8024 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
8025 instead of TARGET_68020 to select clr behavior. Remove comment
8026 about there being no TARGET_68010.
8027 * config/m68k/m68k.md: Likewise throughout.
8029 2007-01-12 Julian Brown <julian@codesourcery.com>
8031 * config/m68k/m68k.h (TARGET_ISAB): New macro.
8032 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
8033 * config/m68k/m68k.md: Likewise.
8035 2007-01-12 Julian Brown <julian@codesourcery.com>
8037 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
8038 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
8040 2007-01-12 Julian Brown <julian@codesourcery.com>
8042 * config/m68k/m68k.h (TUNE_68040_60): New macro.
8043 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
8044 * config/m68k/m68k.md: Likewise.
8046 2007-01-12 Julian Brown <julian@codesourcery.com>
8047 Richard Sandiford <richard@codesourcery.com>
8049 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
8050 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
8051 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
8053 (TARGET_CPU32): Rename to...
8054 (TUNE_CPU32): ...this.
8055 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
8056 (TUNE_CFV2): New macros.
8057 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
8058 remove conditions that are implied by TARGET_68020.
8059 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
8060 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
8061 (m68k_output_function_epilogue): Likewise.
8062 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
8063 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
8064 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
8065 non-68000 timings. Refactor multiplication and division costs.
8066 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
8067 TUNE_CPU32 instead of TARGET_CPU32.
8068 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
8069 and TUNE_68060 instead of TARGET_68060.
8070 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
8071 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
8073 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
8074 && !TARGET_COLDFIRE" to choose between moveq and clr.
8075 Likewise in the unnamed movsf pattern.
8076 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
8077 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
8080 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8082 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
8083 of tabbing before backslashes.
8085 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8087 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
8088 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
8089 (ASM_OUTPUT_INTERNAL_LABEL): Define.
8091 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8093 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
8094 find_interesting_uses_cond.
8095 (find_interesting_uses_cond): Use extract_cond_operands.
8096 (rewrite_use_compare): Use extract_cond_operands and
8097 force_gimple_operand_bsi. Do not call update_stmt.
8098 (determine_use_iv_cost_condition): Use extract_cond_operands.
8099 Return cheaper of using original bound and changing the exit bound.
8101 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8103 PR tree-optimization/29516
8104 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
8105 most_expensive_mult_to_index, addr_to_parts,
8106 create_mem_ref, maybe_fold_tmr): Make the type of
8107 fields of TARGET_MEM_REF sizetype.
8108 (move_fixed_address_to_symbol, move_pointer_to_base):
8110 * tree.def (TARGET_MEM_REF): Add comment on types of
8113 2007-01-11 Joseph Myers <joseph@codesourcery.com>
8115 * c-common.c (vector_types_convertible_p): Treat opaque types as
8116 always convertible if they have the same size, but not otherwise.
8118 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
8120 * ifcvt.c (struct noce_if_info): Add comments to the fields.
8121 Remove the b_unconditional field.
8122 (noce_try_sign_mask): Do not look at b_unconditional.
8123 (noce_process_if_block): Do not use merge_if_blocks. Update
8124 the CFG here. Do not set b_unconditional.
8125 (cond_move_process_if_block): Likewise.
8126 (find_cond_trap): Likewise.
8127 (check_cond_move_block): Require simple jump insns at the end
8130 2007-01-11 Jan Hubicka <jh@suse.cz>
8132 PR tree-optimization/1046
8133 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
8134 when alias info is not ready.
8135 (pass_tail_recursion): Do not require aliasing.
8136 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
8137 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
8138 * tree-ssa-copy.c (pass_copy_prop): Likewise.
8139 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
8140 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
8141 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
8142 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
8144 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
8145 When aliasing is not build, mark statement as volatile.
8147 2007-01-11 Tom Tromey <tromey@redhat.com>
8149 PR preprocessor/15185, PR preprocessor/20989:
8150 * doc/cppopts.texi <-MT>: Update description of algorithm for
8151 computing default target.
8152 <-M, -MD>: Reword "basename" text.
8154 2007-01-11 Roger Sayle <roger@eyesopen.com>
8156 * builtins.c (expand_builtin_pow, expand_builtin_powi,
8157 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
8158 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8159 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
8160 fold_builtin_bswap, real_constp, fold_builtin_pow,
8161 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
8162 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
8163 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8164 * convert.c (convert_to_pointer): Likewise.
8165 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
8166 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
8167 const_binop, fold_convert_const_int_from_int,
8168 fold_convert_const_int_from_real,
8169 fold_convert_const_real_from_real, sign_bit_p,
8170 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
8171 fold_sign_changed_comparison, fold_unary, fold_comparison,
8172 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
8173 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
8174 * print-tree.c (print_node_brief, print_node): Likewise.
8175 * stor-layout.c (place_field, layout_type): Likewise.
8176 * tree-chrec.c (keep_cast): Likewise.
8177 * tree.c (build_vector, build_real, build_real_from_int_cst,
8178 build_complex): Likewise.
8180 2007-01-11 Roger Sayle <roger@eyesopen.com>
8182 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
8183 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
8185 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
8187 * configure.ac (strict1_warn): Rename to strict_warn.
8188 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
8189 cc_set_by_configure, quoted_cc_set_by_configure,
8190 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
8191 all_boot_languages, all_stagestuff): Remove.
8192 (target_list): Remove bootstrap targets.
8193 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
8194 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
8195 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
8196 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
8197 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
8198 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
8199 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
8200 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
8201 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
8202 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
8203 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
8204 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
8205 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
8206 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
8207 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
8208 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
8209 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
8210 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
8211 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
8212 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
8213 (mostlyclean): Adjust.
8214 (clean, distclean): Don't mention bootstrap stuff.
8215 * configure: Regenerate.
8216 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
8217 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
8218 treelang/config-lang.in (stagestuff): Remove.
8219 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
8220 stageprofile, stagefeedback, stagestuff): Remove mention.
8222 2007-01-11 Nick Clifton <nickc@redhat.com>
8224 * config/mcore/predicates.md (mcore_general_movesrc_operand):
8226 (mcore_general_movdst_operand): Do not accept CONST_INTs.
8227 (mcore_arith_K_S_operand): Run the test for the S constraint not
8228 the test for the M constraint.
8229 (mcore_addsub_operand): Do not accept integer values that are
8230 larger than 32 bits.
8231 * config/mcore/mcore.md: Remove unused constraints from split.
8232 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
8234 (allocate_stack): Likewise.
8235 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
8236 operands to 32 bits.
8237 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
8239 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
8240 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
8241 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
8242 mcore_output_bclri, mcore_output_andn, output_inline_const,
8243 mcore_output_move, mcore_output_movedouble): Likewise.
8244 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
8245 (output_inline_const): Likewise.
8246 (output_inline_const): Fix format strings used in sprintf
8248 * config/mcore/mcore-protos.h: Update prototypes for changed
8249 functions in mcore.c.
8250 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
8251 HOST_WIDE_INT and not int.
8252 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
8253 CONST_OK_FOR_N): Likewise.
8254 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
8255 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
8258 2007-01-10 Jan Hubicka <jh@suse.cz>
8260 * tree-vrp.c (remove_range_assertions): Release defs.
8261 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
8262 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
8264 2007-01-10 Paul Brook <paul@codesourcery.com>
8266 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
8267 * config/arm/arm.md (mulsi3subsi): New insn.
8269 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
8271 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
8272 (tree_transform_and_unroll_loop): New.
8273 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
8276 2007-01-10 Robert Kennedy <jimbob@google.com>
8278 * fold-const.c (fold_comparison): Fold comparisons like (x *
8279 1000 < 0) to (x < 0).
8281 2007-01-10 Ian Lance Taylor <iant@google.com>
8283 * tree-pretty-print.c (dump_generic_node): Print parentheses when
8284 operands have the same priority.
8286 2007-01-10 Tom Tromey <tromey@redhat.com>
8288 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
8289 (fold_binary): Likewise.
8290 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
8291 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
8292 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
8293 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
8294 * langhooks.h (struct lang_hooks): Removed field
8295 'can_use_bit_fields_p'.
8297 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
8299 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
8301 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
8303 * function.c (get_last_funcdef_no): New function.
8304 * function.h (get_last_funcdef_no): Declare.
8305 * tree-inline.c (initialize_cfun): Add initialization.
8306 (tree_function_versioning): Cleanup.
8308 2007-01-10 Jan Hubicka <jh@suse.cz>
8310 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
8313 2007-01-10 Sa Liu <saliu@de.ibm.com>
8314 Ben Elliston <bje@au.ibm.com>
8316 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
8317 for SAVE_NONLOCAL and Pmode for any other save level.
8318 * spu-protos.h (spu_restore_stack_block): Declare.
8319 * spu.md (save_stack_block): Remove.
8320 (restore_stack_block): Call spu_restore_stack_block.
8321 * spu.c (spu_restore_stack_block): New function.
8322 (spu_expand_epilogue): Remove old comment.
8324 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
8326 PR tree-optimization/30322
8327 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
8328 (cand_value_at): Return the value as aff_tree.
8329 (may_eliminate_iv): Convert the bound from aff_tree to tree.
8330 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
8331 aff_combination_mult): New functions.
8332 (aff_combination_add): Use aff_combination_add_cst.
8333 (aff_combination_convert): Allow conversions to a wider type.
8334 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
8335 * tree-affine.h (aff_combination_mult): Declare.
8337 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
8339 * doc/tm.texi: Update documentation to reflect reality of exec
8340 and start file search behaviours. Update copyright year.
8341 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
8342 header file directories.
8344 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
8346 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
8347 (*cosxf2): Rename to cosxf2_i387.
8348 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
8349 using X87MODEF12 mode macro. Rename patterns to
8350 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
8352 (*cosdf2, *cossf2): Ditto.
8353 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
8354 to match extended input operands.
8355 (sincos<mode>3): New expander.
8356 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
8357 insn patterns and corresponding splitters.
8359 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
8361 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
8362 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
8364 2007-01-09 Nicolas Pitre <nico@cam.org>
8367 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
8369 2007-01-08 Geoffrey Keating <geoffk@apple.com>
8371 * target.h (struct gcc_target): New field library_rtti_comdat.
8372 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
8373 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
8374 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
8375 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
8377 2007-01-08 Geoffrey Keating <geoffk@apple.com>
8379 * doc/invoke.texi (Optimize Options): Correct description of -O0.
8381 2007-01-08 Richard Guenther <rguenther@suse.de>
8383 * tree.h (force_fit_type_double): Export.
8384 (force_fit_type): Remove.
8385 * fold-const.c (force_fit_type_double): New function.
8386 (force_fit_type): Remove.
8387 (int_const_binop): Use it.
8388 (fold_convert_const_int_from_int): Likewise.
8389 (fold_convert_const_int_from_real): Likewise.
8390 (fold_div_compare): Likewise.
8391 (fold_sign_changed_comparison): Likewise.
8392 (fold_unary): Likewise.
8393 (fold_negate_const): Likewise.
8394 (fold_abs_const): Likewise.
8395 (fold_not_const): Likewise.
8396 * c-common.c (shorten_compare): Use force_fit_type_double.
8397 * convert.c (convert_to_pointer): Likewise.
8399 2007-01-08 Richard Guenther <rguenther@suse.de>
8401 * tree.h (build_int_cst_wide_type): Export.
8402 * tree.c (build_int_cst_wide_type): New function.
8403 (build_int_cst_wide): Fix comment.
8404 * builtins.c (fold_builtin_object_size): Use build_int_cst
8405 to build -1 or 0 of the correct type. Use fit_double_type
8406 to check for overflow.
8407 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
8409 (decode_field_reference): Likewise.
8410 (all_ones_mask_p): Likewise.
8411 (native_interpret_int): Use build_int_cst_wide_type.
8412 (fold_binary): Use build_int_cst_type to build an all-ones
8414 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
8416 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
8418 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
8420 2007-01-09 Ben Elliston <bje@au.ibm.com>
8422 * genautomata.c (STATS_OPTION): New option.
8423 (stats_flag): New flag.
8424 (gen_automata_option): Handle it.
8425 (initiate_automaton_gen): Ditto.
8426 (write_automata): Output statistics only if stats_flag is
8427 set. Likewise, output time statistics only if time_flag is set.
8428 * doc/md.texi (Processor pipeline description): Document new flag.
8430 2007-01-08 Richard Guenther <rguenther@suse.de>
8432 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
8433 * tree.c (build_int_cst_type): Likewise.
8434 (size_in_bytes): Don't call force_fit_type on the result.
8435 (int_fits_type_p): Use fit_double_type.
8436 * fold-const.c (fit_double_type): New function.
8437 (force_fit_type): Use it.
8438 * tree.h (fit_double_type): Export.
8440 2007-01-08 Jan Hubicka <jh@suse.cz>
8442 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
8443 * ipa.c (function_and_variable_visibility): Fix return type.
8445 2007-01-08 Richard Guenther <rguenther@suse.de>
8447 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
8448 of offset to build the index.
8449 * tree-pretty-print.c (dump_generic_node): Don't build negated
8450 const just for printing.
8451 * c-pretty-print.c (pp_c_integer_constant): Likewise.
8452 * builtins.c (fold_builtin_int_roundingfn): Check if result
8453 fits the type by using force_fit_type and comparing the result.
8454 * predict.c (predict_loops): Use compare_tree_int for comparison.
8455 * tree.c (build_int_cst): Fall back to integer_type_node for
8457 (build_int_cst_wide): Assert type is non-null.
8459 2007-01-08 Roberto Costa <roberto.costa@st.com>
8461 * tree-vrp.c (extract_range_from_cond_expr): New.
8462 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
8463 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
8465 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
8466 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
8467 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
8468 used as expressions.
8469 * tree-object-size.c (cond_expr_object_size): New.
8470 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
8472 2007-01-08 Jan Hubicka <jh@suse.cz>
8474 * tree-ssa-forwprop.c (forward_propagate_into_cond,
8475 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
8478 2007-01-08 Richard Guenther <rguenther@suse.de>
8480 PR tree-optimization/23603
8481 * tree-vrp.c (set_value_range_to_truthvalue): New function.
8482 (extract_range_from_binary): Fall back to truthvalue instead of
8483 varying for TRUTH_*_EXPR.
8484 (extract_range_from_comparison): Fall back to truthvalue instead of
8486 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
8487 if all visited PHI values were constant.
8489 2007-01-08 Jan Hubicka <jh@suse.cz>
8491 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
8492 (cgraph_analyze_function): break out from ...
8493 (cgraph_finalize_compilation_unit): ... here.
8494 (cgraph_expand_function): Remove forgoten commented out line.
8495 (cgraph_optimize): Analyze functions.
8497 2007-01-08 Jan Hubicka <jh@suse.cz>
8499 * tree-pas.h (TODO_remove_function): New flag.
8500 (TODO_update*): Renumber.
8501 (pass_ipa_increase_alignment,
8502 pass_ipa_function_and_variable_visibility): New passes.
8503 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
8504 (cgraph_function_and_variable_visibility): Move to ipa.c
8505 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
8506 cgraph_increase_alignment.
8507 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
8508 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
8509 calling tree-inline.
8510 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
8511 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
8512 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
8513 (gate_increase_alignment): New function.
8514 (pass_ipa_increase_alignment): New pass.
8515 * ipa.c: Inline tree-pass.h and timevar.h
8516 (function_and_variable_visibility): Move here from cgraphunit.c
8517 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
8518 * passes.c (init_optimization_passes): Add the two new passes.
8519 (execute_todo): Handle cgraph_remove_functions.
8521 2007-01-08 Nick Clifton <nickc@redhat.com>
8523 * config/frv/predicates.md (reg_or_0_operand): Accept
8526 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
8528 * config/bfin/rtems.h, config/bfin/t-rtems: New.
8529 * config.gcc: Add bfin*-rtems*.
8531 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8533 * c.opt: Add -flax-vector-conversions.
8534 * c-typeck.c (convert_for_assignment): Pass flag to
8535 vector_types_convertible_p to allow emission of note.
8536 (digest_init): Likewise.
8537 * c-opts.c: Handle -flax-vector-conversions.
8538 * c-common.c (flag_lax_vector_conversions): New.
8539 (vector_types_convertible_p): Unless -flax-vector conversions
8540 has been passed, disallow conversions between vectors with
8541 differing numbers of subparts and/or element types. If such
8542 a conversion is disallowed, possibly emit a note on the first
8543 occasion only to inform the user of -flax-vector-conversions.
8544 The new last argument specifies this.
8545 * c-common.h (flag_lax_vector_conversions): New.
8546 (vector_types_convertible_p): Add extra argument.
8547 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
8548 char_type_node for V*QI type vectors.
8549 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
8550 Update to satisfy new typechecking rules.
8551 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
8553 * doc/invoke.texi (C Dialect Options): Document
8554 -flax-vector-conversions.
8556 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8558 PR tree-optimization/29877
8559 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
8560 a register variable on the RHS to not be replaceable.
8562 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
8563 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
8564 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
8565 const_simm15, const_pow2, const_npow2): Added.
8566 * config/score/misc.md (insv, extv, extzv, movmemsi,
8567 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
8568 * config/score/score.c (score_address_cost, score_select_cc_mode):
8570 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
8571 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
8572 Update score_print_operand.
8573 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
8574 Adjust register allocate order and update some macro define.
8575 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
8576 mdx_block_move_straight, mdx_block_move_loop_head,
8577 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
8578 mdx_block_move): Added.
8579 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
8580 mdp_limm): Updated and fix some bug and typo.
8581 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
8582 (movsf, movdf, doloop_end): Added.
8584 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
8586 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
8587 config/arm/thumb2.md: Fix comment typos.
8588 * doc/extend.texi: Fix a typo.
8590 2007-01-07 Eric Christopher <echristo@apple.com>
8592 * configure.ac: Check for __stack_chk_fail for darwin.
8593 * configure: Regenerate.
8595 2007-01-07 Richard Guenther <rguenther@suse.de>
8597 * tree-vrp.c (extract_range_from_assert): CSE calls to
8598 compare_values where possible.
8599 (extract_range_from_unary_expr): Likewise.
8601 2007-01-07 Anatoly Sokolov <aesok@post.ru>
8603 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
8604 * config/avr/avr.c (call_insn_operand): Delete function.
8605 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
8606 instead of register number. Use predicates.
8607 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
8608 call_insn_operand): Add.
8610 2007-01-06 Jan Hubicka <jh@suse.cz>
8612 * tree-pass.h (pass_build_cgraph_edges): Declare.
8613 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
8614 (visited_nodes): Remove.
8615 (cgraph_create_edges): Move to cgraphbuild.c; rename to
8616 build_cgrpah_edges; make visited_nodes local.
8617 (cgraph_process_new_functions): DO not call initialize_inline_failed.
8618 (record_references_in_initializer): Move to cgraphbuild.c
8619 (initialize_inline_failed, rebuild_cgraph_edges,
8620 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
8621 (verify_cgraph_node): Make visited_nodes local.
8622 (cgraph_analyze_function): Do not call cgraph_create_edges and
8623 initialize_inline_failed.
8624 (cgraph_expand_function): Do not call cgraph_lower_function;
8625 assert that function is already lowered.
8626 * Makefile.in (cgraphbuild.o): New.
8627 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
8628 at the end of lowering passes.
8630 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
8632 * ifcvt.c (cond_move_convert_if_block): New function, code
8633 factored out from...
8634 (cond_move_process_if_block): ...here. Call the new function
8635 on the THEN and ELSE blocks.
8636 (merge_if_block): Do not copy global_live_at_end, merge_blocks
8637 already takes care of this.
8639 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8642 * tree.h (TREE_OVERFLOW_P): New.
8643 * c-typeck.c (parser_build_unary_op): Warn only if result
8644 overflowed and operands did not.
8645 (parser_build_binary_op): Likewise.
8646 (convert_for_assignment): Remove redundant overflow_warning.
8647 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
8649 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8651 * c-typeck.c (store_init_value): Split over two lines to follow
8652 the GNU coding style.
8654 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
8656 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
8657 __GXX_EXPERIMENTAL_CXX0X__.
8658 * doc/cpp.texi: Same.
8660 2007-01-05 Richard Guenther <rguenther@suse.de>
8663 * tree.c (get_narrower): Do not construct COMPONENT_REFs
8664 with mismatched types. Instead explicitly build a
8665 conversion NOP_EXPR.
8667 2007-01-05 Ian Lance Taylor <iant@google.com>
8669 * c-common.c (decl_with_nonnull_addr_p): New function.
8670 (c_common_truthvalue_conversion): Call it.
8671 * c-typeck.c (build_binary_op): Likewise.
8672 * c-common.h (decl_with_nonnull_addr_p): Declare.
8674 2007-01-05 Jakub Jelinek <jakub@redhat.com>
8677 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
8680 2007-01-05 Joel Brobecker <brobecker@adacore.com>
8682 * doc/install.texi (Final install): Document the fact that
8683 the GNAT runtime should not be stripped.
8685 2007-01-04 Jan Hubicka <jh@suse.cz>
8687 * tree-inline.c (fold_marked_statements): Update operand caches
8688 and EH after folding
8690 2007-01-04 Ian Lance Taylor <iant@google.com>
8692 * c-common.c (check_function_nonnull): Whitespace fix.
8694 2007-01-04 Jan Hubicka <jh@suse.cz>
8696 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
8697 comitted older version of patch.
8698 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
8699 function, celanup cfg and collect garbage.
8701 2007-01-04 Mike Stump <mrs@apple.com>
8703 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
8706 2007-01-04 Eric Christopher <echristo@apple.com>
8708 * libgcc2.c (__bswapsi2): Use SItype.
8709 (__bswapdi2): Use DItype.
8710 * libgcc2.h: Update for above.
8712 2007-01-04 Paul Brook <paul@codesourcery.com>
8714 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
8715 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
8716 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
8717 umulsidi3, umulsidi3adddi, smulsi3_highpart,
8718 umulsi3_highpart): Make conditional on !arm_arch6.
8719 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
8720 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
8721 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
8722 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
8723 umulsi3_highpart_v6): New insns.
8725 2007-01-04 Roger Sayle <roger@eyesopen.com>
8727 * fold-const.c (fold_convert): When casting an expression to void,
8728 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
8729 have a type. Instead of attempting to build a NOP_EXPR, return
8730 these "special" trees directly.
8732 2007-01-04 Joseph Myers <joseph@codesourcery.com>
8734 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
8735 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
8736 rs6000_cost->fp not 0 as adjustment for outer NEG.
8738 2007-01-04 Jan Hubicka <jh@suse.cz>
8740 * cgraph.c (cgraph_release_function_body): New function.
8741 (cgraph_remove_node): Use it.
8742 * cgraph.h (cgraph_release_function_body): Declare.
8743 * cgraphunit.c (cgraph_expand_function): Use it.
8744 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
8745 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
8746 is initialized and while compilation of other function is running.
8747 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
8748 statement CFG annotations from here to ...
8749 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
8751 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
8753 * cfgloop.h (enum li_flags): Make the constants powers of two.
8755 2007-01-04 Jan Hubicka <jh@suse.cz>
8757 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
8759 (fold_marked_statements): New function.
8760 (optimize_inline_calls, tree_function_versioning): Fold new statements.
8761 * tree-inline.h (copy_body_data): Add statements_to_fold.
8763 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
8765 * config.gcc: Mention libgcc/config.host.
8766 * Makefile.in: Update comments mentioning libgcc.
8767 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
8768 (all.cross, start.encap, rest.encap, rest.cross): Update
8769 dependencies for libgcc move.
8770 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
8771 (clean-target, clean-target-libgcc): Delete.
8772 (srcdirify, GCC_EXTRA_PARTS): New macros.
8773 (libgcc-support, libgcc.mvars): New rules.
8774 (distclean): Remove mention of mklibgcc.
8775 (install): Don't reference INSTALL_LIBGCC.
8776 (install-common): Don't reference EXTRA_PARTS.
8777 (install-libgcc, install-multilib): Delete rules.
8778 * mklibgcc.in: Delete file.
8779 * doc/configfiles.texi: Don't mention mklibgcc.
8781 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
8782 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
8783 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
8784 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
8785 (mklibgcc, ldblspecs): Likewise.
8787 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
8788 (posixpre.def): Use $(T).
8789 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
8790 (SHLIB_SRC, SHLIB_INSTALL): Delete.
8791 (SHLIB_LINK): Make dummy.
8792 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
8794 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
8796 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
8797 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
8798 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
8799 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
8801 * configure.ac (all_outputs): Remove mklibgcc.
8802 * configure: Regenerated.
8804 2007-01-03 Josh Conner <jconner@apple.com>
8807 * calls.c (compute_argument_addresses): Set stack and stack_slot
8808 for partial args, too.
8809 (store_one_arg): Use locate.size.constant for the size when
8810 generating a save_area.
8812 2007-01-03 Robert Kennedy <jimbob@google.com>
8814 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
8815 whose definitions are deleted due to basic block merging.
8817 2007-01-03 Paul Brook <paul@codesourcery.com>
8820 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
8822 (use_return_insn): Return 0 for Thumb interrupt functions.
8823 (print_multi_reg): Add rfe argument for IRQ returns.
8824 (arm_output_epilogue): Pop interrupt return address directly into PC.
8825 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
8827 2007-01-03 Paul Brook <paul@codesourcery.com>
8829 Merge from sourcerygxx-4_1.
8830 * config/arm/thumb2.md: New file.
8831 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
8833 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
8834 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8835 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
8836 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
8838 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8839 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
8841 * config/arm/ieee754-sf.S: Ditto.
8842 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
8843 (thumb1_base_register_rtx_p): ... to this.
8844 (thumb_index_register_rtx_p): Rename...
8845 (thumb1_index_register_rtx_p): ... to this.
8846 (thumb_output_function_prologue): Rename...
8847 (thumb1_output_function_prologue): ... to this.
8848 (thumb_legitimate_address_p): Rename...
8849 (thumb1_legitimate_address_p): ... to this.
8850 (thumb_rtx_costs): Rename...
8851 (thumb1_rtx_costs): ... to this.
8852 (thumb_compute_save_reg_mask): Rename...
8853 (thumb1_compute_save_reg_mask): ... to this.
8854 (thumb_final_prescan_insn): Rename...
8855 (thumb1_final_prescan_insn): ... to this.
8856 (thumb_expand_epilogue): Rename...
8857 (thumb1_expand_epilogue): ... to this.
8858 (arm_unwind_emit_stm): Rename...
8859 (arm_unwind_emit_sequence): ... to this.
8860 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
8861 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
8862 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
8863 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
8864 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
8865 thumb2_output_casesi): New functions.
8866 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
8867 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
8868 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
8869 THUMB2_WORK_REGS): Define.
8870 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
8871 arm_condexec_mask, arm_condexec_masklen)): New variables.
8872 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
8873 (arm_override_options): Check new CPU capabilities.
8874 Set new architecture flag variables.
8875 (arm_isr_value): Handle v7m interrupt functions.
8876 (user_return_insn): Return 0 for v7m interrupt functions. Handle
8878 (const_ok_for_arm): Handle Thumb-2 constants.
8879 (arm_gen_constant): Ditto. Use movw when available.
8880 (arm_function_ok_for_sibcall): Return false for v7m interrupt
8882 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
8883 (thumb_find_work_register, arm_load_pic_register,
8884 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
8885 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
8886 print_multi_reg, output_mov_long_double_fpa_from_arm,
8887 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
8888 output_mov_double_fpa_from_arm, output_move_double,
8889 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
8890 output_return_instruction, arm_output_function_prologue,
8891 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
8892 arm_output_mi_thunk, thumb_set_return_address): Ditto.
8893 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
8894 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
8895 (arithmetic_instr, shift_op): Use arm_shift_nmem.
8896 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
8898 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
8899 (thumb_expand_prologue): Use thumb_set_frame_pointer.
8900 (arm_file_start): Output directive for unified syntax.
8901 (arm_unwind_emit_set): Handle stack alignment instruction.
8902 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
8903 Add v6t2, v7, v7a, v7r and v7m.
8904 (RETLDM): Add Thumb-2 code.
8905 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
8906 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
8907 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
8908 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
8909 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
8910 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
8911 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
8912 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
8913 ADJUST_INSN_LENGTH): Define.
8914 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
8915 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
8916 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
8917 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
8918 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
8919 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
8920 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
8921 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
8922 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
8923 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
8924 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
8925 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
8926 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
8927 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
8928 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
8929 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
8930 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
8932 * config/arm/arm-tune.md: Regenerate.
8933 * config/arm/arm-protos.h: Update prototypes.
8934 * config/arm/vfp.md: Enable patterns for Thumb-2.
8935 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
8936 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
8937 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
8938 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
8939 * config/arm/libunwind.S: Add Thumb-2 code.
8940 * config/arm/constraints.md: Update include Thumb-2.
8941 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
8942 * config/arm/ieee754-df.S: Ditto.
8943 * config/arm/bpabi.S: Ditto.
8944 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
8945 * config/arm/predicates.md (low_register_operand,
8946 low_reg_or_int_operand, thumb_16bit_operator): New.
8947 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
8948 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
8949 * config/arm/t-arm-elf: Add armv7 multilib.
8950 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
8952 (UNSPEC_STACK_ALIGN, ce_count): New.
8953 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
8954 arm_zero_extendsidi2, arm_zero_extendqidi2): New
8956 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
8957 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
8958 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
8959 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
8960 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
8961 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
8963 * doc/extend.texi: Document ARMv7-M interrupt functions.
8964 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
8966 2007-01-03 Jakub Jelinek <jakub@redhat.com>
8968 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
8969 (struct _Unwind_Context): Rename args_size to flags, remove
8970 signal_frame field, add a new args_size field and version field.
8971 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
8972 _Unwind_IsExtendedContext): New inline functions.
8973 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
8974 Assume by_value array is only present if _Unwind_IsExtendedContext.
8975 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
8976 _Unwind_IsSignalFrame.
8977 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
8978 (uw_update_context_1): Use _Unwind_SetSignalFrame.
8979 (uw_init_context_1): Initialize context->flags to
8980 EXTENDED_CONTEXT_BIT.
8981 * config/rs6000/linux-unwind.h (frob_update_context): Use
8982 _Unwind_SetSignalFrame.
8984 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8987 * gimplify.c (gimplify_modify_expr_complex_part): Move below
8988 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
8991 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
8993 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
8994 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
8995 RET, AT_SP): Remove.
8996 * config/i386/i386.md (*sse_prologue_save_insn): Use return
8999 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9000 * cfgbuild.c (find_basic_blocks): Likewise.
9001 * cfgrtl.c (rtl_create_basic_block): Likewise.
9002 * function.c (temp_slots_at_level): Likewise.
9003 * reg-stack.c (stack_regs_mentioned): Likewise.
9004 * regclass.c (allocate_reg_info): Likewise.
9005 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9006 set_bb_for_stmt, move_block_to_fn): Likewise.
9007 * tree-complex.c (tree_lower_complex): Likewise.
9008 * vec.h (VEC_safe_grow_cleared): New.
9010 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
9012 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
9014 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
9015 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
9017 * cfgloopmanip.c (scale_loop_frequencies): Export.
9018 (loopify): Scale the frequencies by prescribed coefficients.
9019 (set_zero_probability): New function.
9020 (duplicate_loop_to_header_edge): Improve updating of frequencies.
9021 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
9022 and frequencies according to arguments.
9023 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
9025 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
9026 * modulo-sched.c (sms_schedule): Set probabilities for entering
9027 versioned loop correctly.
9028 * tree-vect-transform.c (vect_transform_loop): Ditto.
9029 * cfgloop.h (loopify, loop_version): Declaration changed.
9030 (scale_loop_frequencies): Declared.
9032 2007-01-02 Jan Hubicka <jh@suse.cz>
9034 * cgraph.c: Include tree-flow.h
9035 (cgraph_add_new-function): Handle IPA_SSA mode; execute
9037 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
9038 * tree-pass.h (pass_all_early_optimizations): Declare.
9039 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
9041 (cgraph_analyze_function): Do early_local_passes.
9042 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9043 Do not add referenced vars.
9044 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
9046 (gate_all_early_local_passes): New gate.
9047 (pass_early_local_passes): Use new gate.
9048 (execute_early_local_optimizations): New functions.
9049 (gate_all_early_optimizations): New gate.
9050 (pass_all_early_optimizations): New pass.
9051 (execute_free_datastructures): Free SSA only when initialized.
9052 (gate_init_datastructures): Init only when optimizing.
9053 (tree_lowering_passes): Do early local passes when called late.
9054 * tree-profile.c (do_tree_profiling): Don't profile functions added
9056 (do_early_tree_profiling, pass_early_tree_profile): Kill.
9057 * tree-cfg.c (update_modified_stmts): Do not update when operands are
9059 * passes.c (init_optimizations_passes): Reorder so we go into SSA
9060 during early_local_passes.
9061 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
9064 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9066 * Makefile.in: Update copyright year.
9068 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9070 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
9071 in $(lang_checks) and check-consistency targets.
9073 2007-01-02 Jan Hubicka <jh@suse.cz>
9075 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9076 Do not add referenced vars.
9077 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
9079 * passes.c (init_optimization_passes): Put mudflap_2 after
9080 free_datastructures.
9082 2007-01-02 Jan Hubicka <jh@suse.cz>
9084 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
9085 Set NOTHROW flag on call statements proved to be nothrow.
9086 Update statement of local calls so new pure/const functions are
9087 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
9089 (tree_rest_of_compilation): Register hooks and initialize bitmap
9090 early. Do not set after_inlining flag.
9092 2007-01-02 Steve Ellcey <sje@cup.hp.com>
9094 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
9095 HOST_BITS_PER_LONGLONG
9097 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9100 * c-typeck.c (store_init_value): Don't emit pedantic overflow
9101 warning for non-static initializers.
9103 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
9105 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
9106 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
9107 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
9108 Always use set_unique_reg_note to add REG_EQUAL notes.
9110 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9113 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9115 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9116 * cfgbuild.c (find_basic_blocks): Likewise.
9117 * cfgrtl.c (rtl_create_basic_block): Likewise.
9118 * function.c (temp_slots_at_level): Likewise.
9119 * reg-stack.c (stack_regs_mentioned): Likewise.
9120 * regclass.c (allocate_reg_info): Likewise.
9121 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9122 set_bb_for_stmt, move_block_to_fn): Likewise.
9123 * tree-complex.c (tree_lower_complex): Likewise.
9124 * vec.h (VEC_safe_grow_cleared): New.
9126 2007-01-02 Ian Lance Taylor <iant@google.com>
9128 * c-common.c (c_common_truthvalue_conversion): When warning about
9129 using an assignment as a truth value, set TREE_NO_WARNING.
9131 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9134 * c.opt (Wold-style-declaration): New.
9135 * doc/invoke.texi (C-only Warning Options): New.
9136 (Wold-style-declaration): Document it.
9137 (Wextra): Enabled by -Wextra.
9138 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9139 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
9140 -Wold-style-declaration.
9142 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9144 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9145 * cfgbuild.c (find_basic_blocks): Likewise.
9146 * cfgrtl.c (rtl_create_basic_block): Likewise.
9147 * function.c (temp_slots_at_level): Likewise.
9148 * reg-stack.c (stack_regs_mentioned): Likewise.
9149 * regclass.c (allocate_reg_info): Likewise.
9150 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9151 set_bb_for_stmt, move_block_to_fn): Likewise.
9152 * tree-complex.c (tree_lower_complex): Likewise.
9153 * vec.h (VEC_safe_grow_cleared): New.
9155 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
9157 * c-common.c (c_common_nodes_and_builtins): Since variants of
9158 void_type_node get built before it is given a name, we need to
9159 give those variants the name, too.
9160 (complete_array_type): We need to work with the canonical main
9161 type of the array, from which we will build the qualified version.
9162 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
9163 * print-tree.c (print_node): Display canonical type information
9165 * stor-layout.c (layout_type): When we don't know the
9166 alignment of a type for which we're building an array, we end up
9167 guessing wrong, so make the type require structural equality.
9168 * tree.c (make_node_stat): When we build a new type, it is its
9170 (build_type_attribute_qual_variant): When building an attribute
9171 variant, its canonical type is the non-attribute variant. However,
9172 if the attributes are target-dependent and they differ, we need to
9173 use structural equality checks for this type.
9174 (build_qualified_type): A qualified type is not equivalent to its
9175 unqualified variant; set the canonical type appropriately.
9176 (build_distinct_type_copy): When building a distinct type from
9177 another type, the new type is its own canonical type.
9178 (build_variant_type_copy): When building a new type variant, we
9179 assume that it is equivalent to the original type.
9180 (build_pointer_type_for_mode): When building a pointer type, also
9181 build a canonical type pointer.
9182 (build_reference_type_for_mode): When building a reference type,
9183 also build a canonical type reference.
9184 (build_index_type): When we can't hash an index type (e.g.,
9185 because its maximum value is negative), the index type requires
9186 structural equality tests.
9187 (build_array_type): Build the canonical form of an array type.
9188 (build_function_type): Function types require structural equality,
9189 because they contain default arguments, attributes, etc.
9190 (build_method_type_directly): Ditto for method types.
9191 (build_offset_type): Build the canonical offset type.
9192 (build_complex_type): Build the canonical vector type.
9193 (make_vector_type): Build the canonical vector type.
9194 * tree.h (TYPE_CANONICAL): New.
9195 (TYPE_STRUCTURAL_EQUALITY_P): New.
9196 (SET_TYPE_STRUCTURAL_EQUALITY): New.
9197 (struct tree_type): Added "canonical" field.
9198 * params.h (VERIFY_CANONICAL_TYPES): New.
9199 * doc/c-tree.texi (TYPE_CANONICAL): Document.
9200 (TYPE_STRUCTURAL_EQUALITY_P): Document.
9201 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
9202 * doc/invoke.texi (verify-canonical-types): Document --param
9203 parameter for verifying canonical types.
9205 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9207 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
9208 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
9209 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
9210 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
9212 * config/rs6000/e500.h: New.
9213 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
9214 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
9216 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
9217 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
9218 TARGET_E500_DOUBLE): Remove.
9219 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
9220 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
9221 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
9222 * config/rs6000/rs6000.c (rs6000_override_options): Use
9225 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9227 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
9228 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
9229 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
9230 rs6000_emit_cmove): Don't check TARGET_E500.
9231 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
9232 sordered): Don't check TARGET_E500.
9234 2007-01-01 Eric Christopher <echristo@apple.com>
9236 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
9237 HARD_REGISTER_NUM_P.
9239 2007-01-01 Roger Sayle <roger@eyesopen.com>
9241 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
9242 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
9243 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
9246 2007-01-01 Mike Stump <mrs@apple.com>
9248 * configure.ac: Remove support for building with Apple's gcc-3.1.
9250 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9253 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
9254 REG is a hard register. Do not modify REG before calling
9256 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
9257 multiple of the size of YMODE for certain lowpart cases.
9259 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9262 * gimplify (voidify_wrapper_expr): Update for
9265 2007-01-01 Andreas Schwab <schwab@suse.de>
9268 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
9269 save of BR0 in extra_spill_size instead of spill_size.
9270 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
9272 (ia64_expand_epilogue): Restore BR0 from its new location.
9274 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9276 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
9277 Use a temporary variable if the left hand side is not a gimple
9280 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9282 * gimplify.c (gimplify_return_expr): Make the temporary variable
9283 for the return expression, a gimple register variable.
9285 2007-01-01 Jan Hubicka <jh@suse.cz>
9287 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
9290 2007-01-01 Mike Stump <mrs@apple.com>
9292 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
9294 * config/darwin.c (machopic_select_rtx_section): Use
9296 (darwin_mergeable_constant_section): Likewise.
9297 * configure: Regenerate.
9298 * config.in: Regenerate.
9300 2007-01-01 Jan Hubicka <jh@suse.cz>
9301 Andrew Pinski <pinskia@gmail.com>
9303 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
9304 before starting IPA passes.