1 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
3 * config/fr30/fr30.md (movdi): Do not accept immediates as the
4 destination of this insn.
5 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
6 than calling gen_rtx_SET directly. Use r0 to hold the value of
7 'address + 4' rather than a stack based temporary which can be
10 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
12 * config/s390/s390.c (s390_secondary_input_reload_class,
13 s390_secondary_output_reload_class): Functions removed.
14 (s390_secondary_reload): New function.
15 (TARGET_SECONDARY_RELOAD): Target macro defined.
16 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
17 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
18 * config/s390/s390.md ("reload_outti", "reload_outdi",
19 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
20 "reload_out<mode>"): Expanders removed.
21 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
22 "reload<mode>_nonoffmem_out"): Expanders added.
24 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
26 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
27 SRC->DEST replacement failed anyway.
29 2007-03-28 Mike Stump <mrs@apple.com>
31 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
32 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
34 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
36 * config.gcc: Accept barcelona as a variant of amdfam10.
37 * config/i386/i386.c (override_options): Likewise.
38 * doc/invoke.texi: Likewise.
40 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
42 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
43 offsets for BIT_FIELD_REF and COMPONENT_REF.
45 2007-03-28 Richard Guenther <rguenther@suse.de>
47 * tree.c (is_global_var): Move ...
48 * tree-flow-inline.h (is_global_var): ... here.
49 * tree.h (is_global_var): Remove declaration.
51 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
53 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
55 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
56 * config/i386/i386.c (ix86_tune_features): Initialize new
58 * config/i386/predicates.md (promotable_binary_operator): Use
59 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
61 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
64 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
66 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
68 * config/fr30/fr30.md (movsi_internal): Change destination
69 constraint from m to V and add m to the end.
71 2007-03-28 Christian Bruel <christian.bruel@st.com>
73 * config/sh/sh.md (movsi_i): Fix type attribute.
75 2007-03-28 Christian Bruel <christian.bruel@st.com>
77 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
80 2007-03-28 Christian Bruel <christian.bruel@st.com>
82 * config.gcc: Add sh4-300 to multilib.
83 * config/sh/t-mlib-sh4-300: New file.
85 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
87 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
88 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
90 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
91 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
92 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
93 "fixuns_trunctddi2"): Whitespace fix.
95 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
97 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
98 the definition of struct sh_args.
99 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
100 CALL_COOKIE_INT_REG_GET): Likewise.
102 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
104 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
105 transformations are applied successfully.
107 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
109 * tree.c (tree_contains_struct): Permit 512 tree codes.
110 * tree.h (tree_contains_struct): Ditto.
111 (MAX_TREE_CODES): Ditto.
112 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
113 SPARE member to store remaining padding bits.
115 2007-03-27 Anatoly Sokolov <aesok@post.ru>
117 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
120 2007-03-27 Janis Johnson <janis187@us.ibm.com>
122 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
123 * configure: Regenerate.
125 * configure: Regenerate using the correct version of autoconf.
127 2007-03-27 Anatoly Sokolov <aesok@post.ru>
129 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
131 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
132 regs to "__SP_L__" and "__SP_H__".
134 2007-03-27 Richard Guenther <rguenther@suse.de>
136 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
137 computations with it with a HOST_WIDE_INT variable.
139 2007-03-26 Mike Stump <mrs@apple.com>
141 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
142 objective-c-header, objective-c++-header and objc++-cpp-output
144 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
146 2007-03-26 Richard Henderson <rth@redhat.com>
149 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
150 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
151 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
152 IX86_BUILTIN_PSRLQ128): New.
153 (ix86_init_mmx_sse_builtins): Add them.
154 (ix86_expand_builtin): Expand them.
155 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
157 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
158 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
159 _mm_srli_epi64): Mark __B const.
160 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
161 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
162 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
163 new two-vector shift builtins.
165 2007-03-26 Ian Lance Taylor <iant@google.com>
167 PR tree-optimization/31345
168 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
169 [+INF, +INF(OVF)] into VARYING.
171 2007-03-26 Zack Weinberg <zackw@panix.com>
173 * gengtype-parse.c: New file.
174 * gengtype-yacc.y: Delete.
175 * gengtype-lex.l: Don't include gengtype-yacc.h.
176 Define YY_DECL and yyterminate appropriately for recursive
177 descent parser. yylval is now a string out-parameter to yylex.
178 (HWS, EOID): New shorthand.
179 (IWORD): Add a couple more types.
180 (yylex): Add a setup stanza. Remove the complex rules for
181 detecting GTY'ed types and typedefs; replace with simple
182 keyword detectors. Adjust everything for the changed
183 definition of yylval. Ignore all pp-directives, not just #define.
185 (parse_file): Rename yybegin; do not call yyparse.
187 * gengtype.c (xasprintf): Export again.
188 (this_file): New. Use everywhere __FILE__ was being used.
189 (get_lang_bitmap): Special case types defined in gengtype.c.
190 (do_typedef, new_structure): Suppress definition of certain types.
191 (new_structure): Improve diagnostics of duplicate definitions.
192 Make sure location_s is associated with input.h.
193 (nreverse_pairs, define_location_structures): New functions.
194 (main): Improve tagging of kludge types. Remove old kludges
195 for input.h types; use define_location_structures.
196 * gengtype.h: Update prototypes. Define token codes here.
197 * Makefile.in: Remove all references to gengtype-yacc.
198 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
200 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
201 add GTY((skip)) to the field that's only conditionally there.
202 * doc/install.texi: Document that Bison is no longer required
203 unless building treelang.
205 * gengtype.c: Don't include gtyp-gen.h.
206 (srcdir): Declare here.
207 (base_files, lang_dir_names): Allocate dynamically.
208 (gt_files, num_gt_files, num_lang_dirs): New globals.
209 (measure_input_list, read_input_line, read_input_list)
210 (set_lang_bitmap): New functions.
211 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
212 simplify, relying on read_input_list to set up the bitmaps.
213 (main): Arguments are no longer unused. Check for correct number
214 of command line arguments, set srcdir and srcdir_len, then call
215 read_input_list, before doing anything else. No need to worry
216 about duplicates in main loop.
217 * configure.ac: Simplify the calculation of all_gtfiles.
218 Put language tags in there. Don't set or substitute
219 all_gtfiles_files_langs or all_gtfiles_files_frags.
220 * Makefile.in: Revamp the way gengtype is invoked, now that it
221 takes a file on its command line with a much simpler format.
222 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
223 (GTFILES): Remove duplicates and C source files.
224 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
225 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
226 * configure: Regenerate.
228 * gengtype.h: Remove all type definitions to gengtype.c; leave
229 only definitions of options_p, type_p, and pair_p as opaque
230 pointers. Update prototypes.
231 * gengtype.c: Many type definitions moved here from gengtype.h.
232 Consolidate type definitions at the top of the file.
233 (xvasprintf): Delete.
234 (xasprintf): Make static.
235 (create_nested_pointer_option): Add 'next' parameter.
236 (create_field_all, create_field_at): New functions.
237 (create_field): Now a thin wrapper around create_field_all.
238 (create_optional_field): Rename create_optional_field_ and add
239 line argument. Original name is now a macro which supplies
241 (oprintf): Use vsnprintf directly.
242 (close_output_files): Use fatal rather than perror/exit.
243 (note_def_vec, note_def_vec_alloc): Use create_field_at.
244 (main): Set progname. Don't use exit.
245 * gengtype-yacc.y (struct_fields): Use create_field_at.
246 (option, optionseqopt): Delete.
247 (optionseq): Consolidate productions from option here so we
248 can use the first argument to create_option.
250 * gengtype-lex.l: Distinguish unions from structures in the
251 token type. Don't call find_structure; return the tag as a string.
252 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
253 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
254 Reorganize typedef_struct production accordingly.
255 Use create_nested_ptr_option.
256 * gengtype.c (create_nested_ptr_option): New function.
257 * gengtype.h: Declare it.
259 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
260 (string_type): Don't declare.
261 (do_scalar_typedef): Declare.
262 (create_scalar_type): Update prototype.
263 * gengtype.c (string_type): Make static.
264 (scalar_nonchar, scalar_char): New.
265 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
266 (resolve_typedef): Use scalar_nonchar for error recovery.
267 (create_scalar_type): Remove name_len field. Return scalar_char
268 or scalar_nonchar as appropriate.
269 (adjust_field_type): Look at scalar_is_char boolean to decide whether
271 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
273 (main): Initialize scalar_char and scalar_nonchar before calling
275 * gengtype-lex.l: Adjust for removal of second argument to
276 create_scalar_type. Use yylval.s instead of yylval.t when
278 * gengtype-yacc.y: Type of SCALAR is string. Call
279 create_scalar_type from type:SCALAR rule. Adjust for removal of
280 second argument to create_scalar_type.
282 * vec.h: Remove all #if IN_GENGTYPE blocks.
283 Add comment saying that changes may require adjustments to gengtype.
284 * gengtype.c: Don't include coretypes.h or tm.h.
285 Add comment to inclusion of errors.h.
286 (note_def_vec, note_def_vec_alloc): New functions.
287 * gengtype.h: Declare new functions.
288 * gengtype-lex.l: Don't include coretypes.h.
289 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
291 (update_lineno): Remove unnecessary prototype.
292 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
293 (VEC rule): Just return VEC_TOKEN.
294 * gengtype-yacc.y (VEC_TOKEN): New token type.
295 (type): Add a production for VEC(a,b).
296 * Makefile.in: Update dependencies.
298 * gengtype-lex.l: Remove rules for parsing pointer-to-function
299 typedefs that use the old PARAMS macro.
301 * gengtype-lex.l: Remove all rules and states relating to yacc
303 * gengtype-yacc.y: Similarly.
304 * gengtype.c (note_yacc_type): Delete function.
305 * gengtype.h: Update prototypes.
307 2007-03-26 Joseph Myers <joseph@codesourcery.com>
309 * tree-pretty-print.c (dump_generic_node): Report precision of
310 unnamed integer types.
312 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
314 * ifcvt.c (noce_try_store_flag_constants): Don't check
316 (noce_try_store_flag_constants): Don't check no_new_pseudos.
317 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
318 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
319 noce_try_sign_mask): Likewise.
320 (if_convert): Check no_new_pseudos here.
322 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
324 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
325 (noce_get_condition): Handle new then_else_reversed argument.
326 (noce_init_if_info): Remove, fold into noce_find_if_block.
327 (noce_process_if_block): Take a struct noce_if_info as the
328 argument. Don't set up one based on ce_if_info. Update pointer
329 references accordingly.
330 (cond_move_process_if_block): Likewise.
331 (process_if_block): Removed.
332 (find_if_block): Removed. Move functionality two new functions,
333 noce_find_if_block and cond_exec_find_if_block.
334 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
335 blocks and the symmetric IF-ELSE-JOIN case.
336 (cond_exec_find_if_block): Also new function mostly based on old
337 find_if_block and process_if_block.
338 (find_if_header): Replace find_if_block call with separately
339 guarded calls to noce_find_if_block and cond_exec_find_if_block.
340 (find_cond_trap): Update noce_get_condition call.
341 (dead_or_predicable): Likewise.
343 2007-03-26 Jakub Jelinek <jakub@redhat.com>
345 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
347 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
348 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
349 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
350 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
351 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
352 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
353 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
354 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
355 __builtin_ia32_psrad128 builtins.
357 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
359 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
360 * config/i386/constraints.md
361 (define_constraint "I"): Use IN_RANGE macro.
362 (define_constraint "J"): Ditto.
363 (define_constraint "K"): Ditto.
364 (define_constraint "M"): Ditto.
365 (define_constraint "N"): Ditto.
366 (define_constraint "O"): Ditto.
367 * config/i386/predicates.md
368 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
369 (define_predicate "const_0_to_3_operand"): Ditto.
370 (define_predicate "const_0_to_7_operand"): Ditto.
371 (define_predicate "const_0_to_15_operand"): Ditto.
372 (define_predicate "const_0_to_63_operand"): Ditto.
373 (define_predicate "const_0_to_255_operand"): Ditto.
374 (define_predicate "const_1_to_31_operand"): Ditto.
375 (define_predicate "const_2_to_3_operand"): Ditto.
376 (define_predicate "const_4_to_7_operand"): Ditto.
378 2007-03-25 David Edelsohn <edelsohn@gnu.org>
380 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
381 in SImode for save_world.
382 * config/rs6000/altivec.md (save_world, restore_world): Convert to
385 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
387 PR tree-optimization/30784
388 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
391 2007-03-25 Revital Eres <eres@il.ibm.com>
393 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
394 Fold movement_possibility function into it.
396 2007-03-25 David Edelsohn <edelsohn@gnu.org>
398 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
399 (load_macho_picbase_{si,di}): Convert to LR hard reg.
400 (call_indirect_nonlocal_darwin64): Same.
401 (call_nonlocal_darwin64): Same.
402 (call_value_indirect_nonlocal_darwin64): Same.
403 (call_value_nonlocal_darwin64): Same.
404 (sibcall_nonlocal_darwin64): Same.
405 (sibcall_value_nonlocal_darwin64): Same.
406 (sibcall_symbolic_64): Same.
407 (sibcall_value_symbolic_64): Same.
408 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
410 (rs6000_emit_load_toc_table): Same.
411 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
412 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
418 (load_toc_v4_pic_si): Same
419 (load_toc_v4_PIC_1): Same.
420 (load_toc_v4_PIC_1b): Same.
421 (call_indirect_aix{32,64}): Same.
422 (call_value_indirect_aix{32,64}): Same.
425 (call_local{32,64}): Same.
426 (call_value_local{32,64}): Same.
427 (call_indirect_nonlocal_aix{32,64}): Same.
428 (call_nonlocal_aix{32,64}): Same.
429 (call_value_indirect_nonlocal_aix{32,64}): Same.
430 (call_value_nonlocal_aix{32,64}): Same.
431 (call_indirect_nonlocal_sysv<mode>): Same.
432 (call_nonlocal_sysv<mode>): Same.
433 (call_value_indirect_nonlocal_sysv<mode>): Same.
434 (call_value_nonlocal_sysv<mode>): Same.
436 (sibcall_local{32,64}): Same.
437 (sibcall_value_local{32,64}): Same.
438 (sibcall_nonlocal_aix{32,64}): Same.
439 (sibcall_value_nonlocal_aix{32,64}): Same.
440 (sibcall_nonlocal_sysv<mode>): Same.
441 (sibcall_value): Same.
442 (sibcall_value_nonlocal_sysv<mode>): Same.
444 2007-03-24 Paul Brook <paul@codesourcery.com>
446 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
447 * config/arm/linux-eabi.h: Remove legacy syscall hack.
449 2007-03-24 Richard Henderson <rth@redhat.com>
451 * config/ia64/constraints.md: New file.
452 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
453 satisfies_constraint_?.
454 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
455 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
456 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
457 ia64_output_mi_thunk): Likewise.
458 (ia64_const_ok_for_letter_p): Remove.
459 (ia64_const_double_ok_for_letter_p): Remove.
460 (ia64_extra_constraint): Remove.
461 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
462 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
463 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
464 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
465 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
466 EXTRA_MEMORY_CONSTRAINT): Remove.
467 * config/ia64/ia64.md: Include constriants.md. Replace
468 CONST_OK_FOR_? with satisfies_constraint_?.
470 2007-03-23 Michael Meissner <michael.meissner@amd.com>
471 H.J. Lu <hongjiu.lu@intel.com>
473 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
475 (name macros): Use DPD_BID_NAME to convert names properly.
477 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
478 decimal floating point format.
479 (init_floating_libfuncs): Change decimal functions so that they
480 have a "bid_" prefix if the decimal system uses the BID format,
481 and "dpd_" prefix if the decimal system uses the DPD format.
482 (init_interclass_conv_libfuncs): Ditto.
483 (init_intraclass_conv_libfuncs): Ditto.
485 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
486 using the BID format.
488 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
489 whether we are using the BID decimal format.
490 * configure: Regenerate.
492 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
493 the compiler has decimal floating point enabled. Define
494 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
497 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
498 using the BID format.
500 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
501 whether we are using the BID decimal format.
502 * configure: Regenerate.
504 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
505 the compiler has decimal floating point enabled. Define
506 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
509 * doc/install.texi (--enable-decimal-float): Document BID and DPD
510 options, and that it is enabled for i386/x86_64 systems.
512 * Makefile.in (enable_decimal_float): New.
514 (DECNUMINC): Add -I$(DECNUMFMT).
515 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
516 to $(DECNUMFMT) from $(DECNUM).
518 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
519 Substitute enable_decimal_float.
520 * configure: Regenerated.
523 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
526 * configure.ac: Enable decimal float for x86_64-*-linux*.
527 * configure: Regenerated.
530 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
531 decimal128ClearSign to flip and clear the sign bit in decimal128.
532 (decimal_real_maxval): Set decimal128SetSign to set the sign
535 2007-03-23 Ian Lance Taylor <iant@google.com>
537 * fold-const.c (fold_binary): Correct warning for X - c >= X.
539 2007-03-23 Ian Lance Taylor <iant@google.com>
541 * tree-dump.c (dump_files): Correct comment.
543 2007-03-23 Ian Lance Taylor <iant@google.com>
545 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
547 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
549 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
550 in cfglayout mode. Don't go into and out of cfglayout mode.
551 Link the blocks in the order of the constructed traces.
552 (rest_of_handle_tracer): Adjust call to tracer.
553 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
554 Don't go into cfglayout mode.
555 (rtl_loop_done): Don't go out of cfglayout mode.
556 * cfglayout.c (relink_block_chain): New function, split out from...
557 (fixup_reorder_chain): ...here. Remove redundant checking.
558 (cfg_layout_finalize): Don't clear the header, footer, and aux
559 fields here, move the code to do so to relink_block_chain. Likewise
560 for free_original_copy_tables.
561 * rtl.h (tracer): Update prototype.
562 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
563 Assert we are in cfglayout mode. Don't go into and out of cfglayout
564 mode. Use relink_block_chain to serialize the CFG according to the
565 new basic block order. Move targetm.cannot_modify_jumps_p check from
567 (gate_handle_reorder_blocks): ...to here.
568 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
570 (gate_duplicate_computed_gotos): ...to here.
571 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
572 something always changes when going into and out of cfglayout mode.
573 Perform an expensive cfg cleanup while going into cfglayout mode.
574 Always update liveness information on HAVE_conditional_execution
575 targets. Reserialize the basic blocks and go out of cfglayout mode.
576 * reg-stack.c: Include cfglayout.h.
577 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
578 the call to reorder_basic_blocks.
579 * basic-block.h (reorder_basic_blocks): Update prototype.
580 (relink_block_chain): New prototype.
581 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
583 2007-03-23 Joseph Myers <joseph@codesourcery.com>
585 * config/mips/mips.md (type, hazard, *movdi_32bit,
586 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
587 *movhi_internal, *movqi_internal, *movsf_hardfloat,
588 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
589 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
590 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
592 (movcc): Change first xfer to multi.
593 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
594 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
595 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
596 config/mips/generic.md: Change reservations using "xfer" to use
598 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
600 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
601 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
603 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
605 2007-03-22 Richard Henderson <rth@redhat.com>
607 * config/i386/i386.c: Remove unnecessary function declarations.
608 Move targetm definition, and all related macros, to the end of
609 the file. Resort some functions to put definitions before uses.
610 (ix86_attribute_table): Make static. Move to end of file.
611 (ix86_gimplify_va_arg): Make static.
613 2007-03-22 Richard Henderson <rth@redhat.com>
615 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
616 don't increase local_regparm with force_align_arg_pointer check.
617 (ix86_function_sseregparm): Assert 32-bit.
618 (type_has_variadic_args_p): New.
619 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
620 type_has_variadic_args_p.
621 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
622 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
623 use memset instead. Do maybe_vaarg check first; skip attribute
624 tests if true; skip attribute tests for 64-bit.
625 (construct_container): Remove TARGET_DEBUG_ARG.
626 (function_arg_advance_32, function_arg_advance_64): Split out ...
627 (function_arg_advance): ... from here.
628 (function_arg_32, function_arg_64): Split out ...
629 (function_arg): ... from here.
630 (ix86_pass_by_reference): Tidy.
631 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
632 (function_value_32): New, from parts of ix86_function_value
633 and ix86_value_regno.
634 (function_value_64): New, from parts of ix86_function_value
635 and ix86_libcall_value.
636 (ix86_function_value_1): New.
637 (ix86_function_value, ix86_libcall_value): Use it.
638 (return_in_memory_32, return_in_memory_64): Split out ...
639 (ix86_return_in_memory): ... from here.
640 (ix86_struct_value_rtx): Skip for 64-bit.
641 (ix86_libcall_value, ix86_value_regno): Remove.
642 (setup_incoming_varargs_64): Split out ...
643 (ix86_setup_incoming_varargs): ... from here.
644 (ix86_va_start): Remove TARGET_DEBUG_ARG.
645 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
646 * config/i386/i386-protos.h (ix86_function_value): Remove.
647 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
649 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
652 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
653 infinities not supported, otherwise emit warning if -Woverflow. On
654 underflow, emit warning if -Woverflow.
655 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
657 * real.h (real_from_string): Update declaration
659 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
660 Richard Henderson <rth@redhat.com>
662 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
663 * calls.c (compute_argument_block_size, expand_call,
664 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
665 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
666 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
667 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
668 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
669 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
670 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
671 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
674 2007-03-22 Joseph Myers <joseph@codesourcery.com>
676 * c-incpath.c (add_sysroot_to_chain): New.
677 (merge_include_chains): Add sysroot argument. Call
678 add_sysroot_to_chain if sysrooted.
679 (register_include_chains): Update call to merge_include_chains.
680 * doc/cppopts.texi: Document use of '=' in include directory
683 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
685 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
686 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
687 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
688 insn pattern using X87MODEF12 mode macro.
690 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
692 * regmove.c (regmove_optimize): Use reg_mentioned_p
693 instead of reg_overlap_mentioned_p for DST.
695 2007-03-21 Mike Stump <mrs@apple.com>
697 * c.opt: Fixup for Objective-C/C++.
699 2007-03-21 Steve Ellcey <sje@cup.hp.com>
701 * explow.c (convert_memory_address): Fold memory reference when
702 POINTERS_EXTEND_UNSIGNED < 0
704 2007-03-21 Richard Henderson <rth@redhat.com>
707 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
708 * config/i386/mmintrin.h (__m64): Likewise.
709 * config/i386/xmmintrin.h (__m128): Likewise.
711 2007-03-21 Richard Sandiford <richard@codesourcery.com>
713 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
714 (VXWORKS_OS_CPP_BUILTINS): Define.
715 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
716 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
718 2007-03-21 Richard Sandiford <richard@codesourcery.com>
720 * rtl.h (constant_pool_reference_p): Delete.
721 (find_constant_src): Declare.
722 * rtlanal.c (find_constant_src): New function.
723 * simplify-rtx.c (constant_pool_reference_p): Delete.
724 * config/i386/i386.md: Use find_constant_src instead of
725 constant_pool_reference_p/avoid_constant_pool_reference pairs.
727 2007-03-21 Richard Sandiford <richard@codesourcery.com>
729 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
730 * c-cppbuiltin.c (c_cpp_builtins): Define them.
732 2007-03-20 Mark Mitchell <mark@codesourcery.com>
734 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
735 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
736 (arm_elf_asm_constructor): Use it.
737 (arm_elf_asm_destructor): New function.
739 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
741 * jump.c (mark_jump_label): Treat SEQUENCE specially.
743 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
745 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
747 2007-03-19 Andrew Haley <aph@redhat.com>
749 PR tree-optimization/31264
750 * tree-vrp.c (register_edge_assert_for_1): Don't look though
753 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
755 PR rtl-optimization/30907
756 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
757 (fwprop_init): Always call loop_optimizer_initialize.
758 (fwprop_done): Always call loop_optimizer_finalize.
759 (fwprop): We always have loop info now.
760 (gate_fwprop_addr): Remove.
761 (pass_fwprop_addr): Use gate_fwprop as gate.
763 PR rtl-optimization/30841
764 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
765 df_chain_alloc): Call df_reorganize_refs unconditionally.
766 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
767 refs_organized to refs_organized_size.
768 (df_ref_create_structure): Use refs_organized_size instead of
769 bitmap_size if refs had been organized, and keep refs_organized_size
771 * df.h (struct df_ref_info): Change refs_organized to
773 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
776 2007-03-19 Mark Mitchell <mark@codesourcery.com>
778 * except.c (output_function_exception_table): Do not reference the
779 EH personality routine for functions that do not require an
782 2007-03-20 Jakub Jelinek <jakub@redhat.com>
785 * c-typeck.c (convert_for_assignment): Call comptypes for
786 RECORD_TYPE or UNION_TYPE.
789 * reload1.c (reload): Do invalid ASM checking after
790 cleanup_subreg_operands.
792 2007-03-19 Jeff Law <law@redhat.com>
794 * tree-cfg.c (find_taken_edge): Tighten conditions for
795 optimizing computed gotos.
797 2007-03-19 Michael Matz <matz@suse.de>
799 * builtins.c (expand_builtin_sync_operation,
800 expand_builtin_compare_and_swap,
801 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
804 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
805 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
808 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
810 * doc/tm.texi: Add brackets around the return type of
811 TARGET_SECONDARY_RELOAD.
813 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
814 Richard Guenther <rguenther@suse.de>
816 PR tree-optimization/31254
817 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
818 Use handled_component_p () where appropriate. Continue
819 propagating into the rhs if we propagated into an INDIRECT_REF
822 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
824 * config/s390/s390.md (op_type attribute): RRR instruction type added.
825 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
826 (xde, xdee): Mode attributes adjusted to support DFP modes.
827 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
828 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
829 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
830 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
831 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
832 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
833 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
835 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
836 "movsf"): Insn definitions removed.
837 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
838 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
839 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
841 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
842 "reload_in<mode>", "reload_out<mode>"): Expander added.
843 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
846 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
848 * config/s390/s390.md: Only non-functional changes. Renamed
849 FPR mode macro to BFP all over the file.
851 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
853 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
854 (op_type attribute): RRF instruction type added.
855 (fT0): New mode attribute.
856 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
857 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
858 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
859 no secondary memory is needed when moving DFmode values between GPRs
862 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
864 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
865 inverted and documentation adjusted.
866 ("mhard-dfp", "msoft-dfp"): New options.
867 * config/s390/s390.c (s390_handle_arch_option): New architecture
869 (override_options): Sanity checks for the new options added.
870 * config.gcc: New architecture switch: z9-ec.
871 * config/s390/s390.h (processor_flags): PF_DFP added.
872 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
873 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
874 when the bit is NOT set so remove it from the defaults.
876 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
878 * genemit.c (main): Print include statement for dfp.h.
879 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
882 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
884 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
886 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
889 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
892 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
894 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
895 attr_length_call, output_call, output_indirect_call): Cleanup
896 formatting of targetm calls.
898 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
900 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
902 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
904 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
905 reservation, bypass and anti-bypass descriptions for these instructions.
906 Update move patterns.
907 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
910 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
912 * tree-vect-transform.c (get_initial_def_for_induction): Replace
913 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
914 (get_initial_def_for_reduction): Likewise.
916 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
918 Fix PR tree-optimization/29922
919 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
920 (get_representative): Removed.
921 (value_dies_in_block_x): Update for rvuse removal.
922 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
923 (compute_antic_aux): Handle when PHI nodes appear in
924 non-single-successors.
925 (dump_bitmap_of_names): Removed.
926 (compute_antic_safe): Renamed and removed rvuse calculation.
927 Calculate only antic safe.
928 (insert_into_preds_of_block): Remove assert.
929 (execute_pre): Update for renamed functions.
930 (defer_or_phi_translate_block): New function.
932 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
934 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
935 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
937 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
938 Follow spelling conventions.
940 * tree-data-ref.h: Remove the prototype for analyze_array.
942 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
944 PR tree-optimization/31041
945 * tree-vect-transform.c (get_initial_def_for_induction): Call
946 force_gimple_operand.
948 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
950 * ipa-type-escape.c (look_for_casts) : Revert code to use
951 handled_component_p due to ada test a-numaux.adb.
953 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
955 * final.c (final_scan_insn): Alter the condition of a
956 conditional trap if we have nonstandard CC.
958 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
960 * configure.ac: Remove excess quoting from asm line 0 test.
961 * configure: Rebuilt.
963 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
965 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
966 * c-common.c (convert_and_check): Move warning logic to...
967 (warnings_for_convert_and_check): ...here. Define.
968 * c-common.h (warnings_for_convert_and_check): Declare.
970 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
972 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
973 (output_call): Likewise.
975 2007-03-16 Richard Sandiford <richard@codesourcery.com>
977 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
979 2007-03-16 Richard Sandiford <richard@codesourcery.com>
981 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
983 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
985 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
986 opteron, athlon-64 and athlon-fx processor_alias_table entries.
988 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
990 PR tree-optimization/31183
991 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
992 Use double_int instead of unsigned int for representing access_strides.
993 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
995 2007-03-16 Richard Guenther <rguenther@suse.de>
997 PR tree-optimization/31146
998 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
999 to allow recursion of forward_propagate_addr_expr.
1000 (forward_propagate_addr_into_variable_array_index): Likewise.
1001 (forward_propagate_addr_expr): Likewise.
1002 (tree_ssa_forward_propagate_single_use_vars): Likewise.
1003 (forward_propagate_addr_expr_1): Recurse on simple copies
1004 instead of propagating into them. Do so for useless conversions
1006 (forward_propagate_addr_expr): Clean up unused statements after
1009 2007-03-16 Richard Guenther <rguenther@suse.de>
1011 * builtins.c (expand_builtin_cexpi): Use the right argument
1012 for the expansion via cexp.
1014 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1016 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
1017 * configure: Rebuilt.
1019 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
1022 * dwarf2out.c (force_type_die): Adjust comment.
1023 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
1025 2007-03-15 DJ Delorie <dj@redhat.com>
1027 * config/frv/predicates.md (minmax_operator): Don't check operands
1030 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
1032 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
1033 Update constant estimates of number of iterations.
1034 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
1035 argument renamed to "realistic".
1036 (compute_estimated_nb_iterations): Removed.
1037 (record_niter_bound): New function.
1038 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
1039 call record_nonwrapping_iv with upper = false.
1040 (infer_loop_bounds_from_signedness): Pass upper argument to
1041 record_nonwrapping_iv.
1042 (estimate_numbers_of_iterations_loop): Do not call
1043 compute_estimated_nb_iterations. Record estimate based on profile
1044 information. Initialize the constant estimates of number of
1046 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
1048 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
1049 number of iterations is too small.
1050 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
1051 (EST_NOT_AVAILABLE): Removed.
1052 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
1053 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
1056 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
1058 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
1059 Handle NE_EXPR guards.
1061 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1064 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
1065 Set also -pedantic-errors by default for the preprocessor unless
1066 -fpermissive is given.
1068 2007-03-15 Richard Guenther <rguenther@suse.de>
1072 * builtins.c (expand_builtin_cexpi): As a fallback if we
1073 don't have builtins for sincos or cexp create a function
1074 declaration for cexp and expand to a call to that.
1075 (expand_builtin_int_roundingfn): Always fall
1076 back to floor/ceil and its variants even if they may be
1079 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
1082 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
1083 jump tables, move the call to delete_dead_jumptables from here...
1084 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
1085 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
1086 don't allow merging of blocks that try_redirect_by_replacing_jump
1087 also does not handle when not optimizing.
1089 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
1090 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1092 * config/i386/i386.md (x86_sahf_1): Correctly handle
1095 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
1098 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
1099 x86_64_general_operand as operand[2] predicate. Remove "iF"
1100 from operand constraints and use "e" constraint instead.
1101 (*subti3_1, *subti3_1 splitter): Ditto.
1102 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
1103 operand[1] predicate.
1105 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
1107 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
1108 arrays, multiply the access strides by the size of the sub-array.
1109 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
1111 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
1113 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
1114 the configured assembler supports the sahf mnemonic.
1115 * configure: Regenerate.
1116 * config.in: Regenerate.
1118 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
1119 emit "sahf" or ".byte\t0x9e" as asm template.
1121 2007-03-14 Michael Meissner <michael.meissner@amd.com>
1124 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
1125 option to replace hard coded TARGET_xxx in md file.
1126 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
1127 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
1128 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
1129 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
1130 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
1131 (X86_TUNE_NOT_VECTORMODE): Ditto.
1132 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
1133 (TUNE_AVOID_VECTOR_DECODE): Ditto.
1134 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
1135 (TUNE_SLOW_IMUL_IMM8): Ditto.
1136 (TUNE_MOVE_M1_VIA_OR): Ditto.
1137 (TUNE_NOT_UNPAIRABLE): Ditto.
1138 (TUNE_NOT_VECTORMODE): Ditto.
1140 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
1143 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
1144 tuning options instead of hard coded TARGET_xxx.
1145 (fix ssemode peephole2's): Ditto.
1146 (imul peephole2's): Ditto.
1148 (movdi_or_rex64): Ditto.
1149 (move peephole2): Ditto.
1150 (not peephole2's): Ditto.
1152 2007-03-14 Dirk Mueller <dmueller@suse.de>
1154 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
1155 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
1156 * c-parser.c (c_parser_if_body): Always add an empty statement in case
1158 * c-parser.c (c_parser_do_statement): Warn about empty body in
1160 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
1161 * doc/invoke.texi (-Wempty-body): Update documentation.
1163 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1166 * c-common.h (warn_for_div_by_zero): Declare.
1167 * c-common.c (warn_for_div_by_zero): Define.
1168 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
1171 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1173 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
1174 to PREFIX and STANDARD_PREFIX.
1176 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1177 Phil Edwards <phil@codesourcery.com>
1179 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
1180 (__gthread_once_t): Remove busy field for RTPs.
1181 (__GTHREAD_ONCE_INIT): Update accordingly.
1183 2007-03-14 Richard Sandiford <richard@codesourcery.com>
1185 * doc/invoke.texi: Document VxWorks options.
1187 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
1189 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
1191 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
1193 PR tree-optimization/30590
1194 * tree-nrv.c (tree_nrv): Check for the partial update of the
1197 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
1199 * flags.h (flag_random_seed): Remove declaration, in favor of...
1200 * toplev.h (get_random_seed, set_random_seed): ... these.
1201 * tree.c (get_file_function_name): Use the former.
1202 * opts.c (common_handle_option): Use the latter.
1205 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
1208 * cse.c (cse_find_path): Do not bail out if a basic block that
1209 we already visited now becomes part of a path that starts at a
1210 different basic block. Just disallow this, to make sure we
1211 visit each basic block at most once.
1213 2007-03-13 Jan Hubicka <jh@suse.cz>
1215 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
1216 when profile esitmate is present, calls with very low frequency are
1219 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
1221 PR tree-optimization/30730
1222 PR tree-optimization/26900
1223 * tree-ssa-loop-niter.c: Include gmp.h.
1225 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
1226 split_to_var_and_offset, determine_value_range,
1227 bound_difference_of_offsetted_base, refine_bounds_using_guard,
1228 bound_difference, bounds_add, bounds_negate,
1229 number_of_iterations_ne_max, dump_affine_iv): New functions.
1230 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
1231 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
1232 difference of initial and final value of control iv to validate
1234 (number_of_iterations_cond): Add loop parameter. Determine bounds
1235 on the difference of the extremes of the control iv. Add dumps.
1236 (expand_simple_operations): Handle phi nodes.
1237 (simplify_using_initial_conditions): Do not record used conditions.
1238 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
1239 Do not set additional_info.
1240 (implies_nonnegative_p, implies_ge_p): Removed.
1241 (derive_constant_upper_bound): Do not use parameter `additional'.
1242 (record_estimate): Parameter `additional' removed. Parameter
1243 `i_bound' added. Do not call derive_constant_upper_bound.
1244 (record_nonwrapping_iv): Use derive_constant_upper_bound to
1245 bound the number of iterations estimate.
1246 (estimate_numbers_of_iterations_loop): Pass the estimate from
1247 the number of iterations analysis to record_estimate.
1248 * tree.h (multiple_of_p): Declare.
1249 * tree-scalar-evolution.c (expression_expensive_p): Removed.
1250 (scev_const_prop): Do not check expression_expensive_p.
1251 * fold-const.c (multiple_of_p): Exported.
1252 * double-int.c (double_int_mask): Exported.
1253 * double-int.h (double_int_mask): Declare.
1254 * tree-flow.h (struct tree_niter_desc): Removed additional_info
1255 field. Added max field.
1257 2007-03-13 David Taylor <taylor@candd.org>
1260 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
1263 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1266 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
1267 two unamed patterns.
1269 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
1271 * config/i386/i386.opt (mcx16, msahf): New options.
1272 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
1273 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
1275 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
1276 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
1277 Output -mcx16 and -msahf options when corresponding bit is set.
1279 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
1282 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
1284 * configure.ac: Test for assembler tolerance to # 0 "".
1285 * configure, config.in: Rebuilt.
1286 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
1288 2007-03-13 Geoffrey Keating <geoffk@apple.com>
1290 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
1292 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
1293 (handle_syscall): Handle direct system calls.
1294 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
1296 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1298 * doc/invoke.texi: Fix cpp.info cross-reference.
1299 * doc/passes.texi: Fix gcc.info cross-reference.
1301 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
1303 PR tree-optimization/30835
1304 * lambda-code.c (can_convert_to_perfect_nest): Check whether
1305 bb_for_stmt is not NULL before accessing it.
1307 2007-03-12 Joseph Myers <joseph@codesourcery.com>
1309 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
1312 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1315 * doc/install.texi: Document --enable-stage1-languages
1317 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
1319 * tree-pass.h (pass_into_cfg_layout_mode,
1320 pass_outof_cfg_layout_mode): Declare.
1321 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
1322 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
1323 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
1324 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
1326 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
1328 * c-decl.c (warn_variable_length_array): New function.
1329 Refactored from grokdeclarator to handle warn_vla
1330 and handle unnamed array case.
1331 (grokdeclarator): Refactored VLA warning case.
1332 * c.opt (Wvla): New flag.
1333 * doc/invoke.texi (Wvla): New warning.
1335 2007-03-12 Richard Henderson <rth@redhat.com>
1337 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
1338 (TARGET_SECTION_TYPE_FLAGS): New.
1340 2007-03-12 Richard Henderson <rth@redhat.com>
1342 * config/darwin.c (machopic_reloc_rw_mask): New.
1343 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
1344 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
1346 2007-03-12 Mark Mitchell <mark@codesourcery.com>
1348 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
1349 * cppdefault.h (cpp_PREFIX): Document.
1350 (cpp_PREFIX_len): Likewise.
1351 (cpp_EXEC_PREFIX): New variable.
1352 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
1353 * c-incpath.c (add_standard_paths): Correct logic for relocating
1354 paths within prefix.
1356 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
1358 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
1359 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
1361 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
1362 fix_truncdfdi_sse using SSEMODEF mode macro.
1363 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
1364 fix_truncdfsi_sse using SSEMODEF mode macro.
1365 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
1366 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
1368 2007-03-12 Richard Sandiford <richard@codesourcery.com>
1370 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
1373 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
1375 * tree.h : Add multiple_of_p declaration.
1376 * fold-const.c (multiple_of_p): Make multiple_of_p public.
1377 * ipa-type-escape.c (results_of_malloc): Redundant.
1378 (visited_stmts): New. Visited stmt for walk_use_def_chains.
1379 (cast_type): Extended with new members.
1380 (check_cast): Returns cast_type.
1381 (cast): New structure for data of walk_use_def_chains.
1382 (is_malloc_result, is_cast_from_non_pointer_1,
1383 is_cast_from_non_pointer,
1384 is_array_access_through_pointer_and_index): New functions.
1385 (look_for_casts): Returns cast types.
1386 (check_call): Returns void.
1387 (okay_pointer_operation): Use support of pointer plus index,
1388 pointer plus constant and allow all multiplications.
1390 2007-03-11 Richard Guenther <rguenther@suse.de>
1392 PR tree-optimization/31115
1393 * tree-vrp.c (extract_range_from_binary_expr): Make sure
1394 the shift count is positive and non-anti-range for RSHIFT_EXPR.
1395 A shift count of zero is not special as with *_DIV_EXPR.
1396 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
1399 2007-03-11 Ian Lance Taylor <iant@google.com>
1401 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
1402 the *_DIV_EXPR codes correctly with overflow infinities.
1404 2007-03-11 Ira Rosen <irar@il.ibm.com>
1406 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
1407 indicate success/failure of the analysis. Add negation to subtrahend
1408 in case of subtraction. Fail if both operands contain constants.
1409 (create_data_ref): Fail if analyze_offset fails.
1411 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
1413 * config/i386/i386.md (frndintxf2): Rename to ...
1414 (rintxf2): ... this. Remove expander having same name.
1415 (rintsf2, rintdf2): Implement using SSEMODEF macro.
1416 (roundsf2, rounddf2): Ditto.
1417 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
1418 (lround<mode>di2, lround<mode>si2): Ditto.
1420 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
1422 * lower-subreg.c: Include except.h.
1423 (decompose_multiword_subregs): Verify that the only control flow
1424 insns we can split are loads to multi-words pseudos.
1425 Handle breaking such blocks after splitting, instead of calling
1426 find_many_sub_basic_blocks.
1428 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
1429 on the new basic block. Add a lengthy comment explaining why we
1430 thought this was necessary.
1431 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
1433 2007-03-10 Mark Mitchell <mark@codesourcery.com>
1436 * tree.c (walk_type_fields): Recurse into the element type of
1437 ARRAY_TYPEs if there is a pointer set.
1439 2007-03-10 Dirk Mueller <dmueller@suse.de>
1441 * c-common.c (warn_logical_operator): Fix condition.
1443 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
1445 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
1447 * config/darwin.c (machopic_select_section): Remove superfluous
1448 argument in call to categorize_decl_for_section. Remove unused
1451 2007-03-10 Joseph Myers <joseph@codesourcery.com>
1453 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
1455 * configure: Regenerate.
1457 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
1460 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
1461 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
1462 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
1463 Add LABEL_NUSES to emitted label.
1464 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
1465 branch probability value to emitted jump insn.
1466 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
1467 Do not check life information and do not re-arrange input operands
1468 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
1470 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1472 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
1473 the change of decode_asm_operands.
1475 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1477 * mode-switching.c (create_pre_exit): Skip blockage insn.
1479 2007-03-09 Diego Novillo <dnovillo@redhat.com>
1481 * tree-pass.h (TODO_update_smt_usage): Remove.
1483 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1487 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1489 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
1490 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
1491 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
1494 2007-03-09 Geoffrey Keating <geoffk@apple.com>
1496 * gcc.c: Document %{, in big comment at top.
1497 (input_suffix_matches): Remove special handling for .s and
1499 (input_spec_matches): New.
1500 (handle_braces): Handle %{,.
1501 (validate_switches): ',' indicates a value which is not a switch.
1502 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
1503 to detect assembler input.
1504 * config/i386/sol2.h (CPP_SPEC): Likewise.
1505 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
1506 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1507 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
1508 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1509 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
1510 -m64 causes deployment target to default to 10.5.
1511 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
1513 2007-03-09 Richard Henderson <rth@redhat.com>
1516 * target.h (targetm.asm.out.reloc_rw_mask): New.
1517 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
1518 (TARGET_ASM_OUT): Use it.
1519 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
1520 * varasm.c (categorize_decl_for_section): Remove shlib argument;
1521 use the new reloc_rw_mask target hook instead.
1522 (default_section_type_flags_1): Merge into...
1523 (default_section_type_flags): ... here.
1524 (decl_readonly_section_1): Merge into...
1525 (decl_readonly_section): ... here.
1526 (default_elf_select_section_1): Merge into...
1527 (default_elf_select_section): ... here.
1528 (default_unique_section_1): Merge into...
1529 (default_unique_section): ... here.
1530 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
1531 (default_select_rtx_section): Use it.
1532 (default_elf_select_rtx_section): Likewise.
1533 * output.h: Update to match.
1534 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
1535 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
1536 (TARGET_ASM_RELOC_RW_MASK): New.
1537 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
1538 to categorize_decl_for_section.
1539 (x86_64_elf_unique_section): Likewise.
1540 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
1541 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
1542 (TARGET_ASM_RELOC_RW_MASK): New.
1543 * config/ia64/ia64.c (ia64_rwreloc_select_section,
1544 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
1545 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
1546 (TARGET_RWRELOC): Remove.
1547 (ia64_section_type_flags): Adjust call to default_section_type_flags.
1548 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1549 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
1550 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
1551 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
1552 (rs6000_xcoff_select_section): Use decl_readonly_section.
1553 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
1554 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1555 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
1556 (TARGET_SECTION_TYPE_FLAGS): Remove.
1557 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
1559 2007-03-09 Roger Sayle <roger@eyesopen.com>
1561 * fold-const.c (fold_comparison): Remove compile-time evaluation of
1562 complex constant equality/inequality comparisons for here.
1563 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
1564 known at compile-time or can be simplified to a scalar comparison.
1565 (fold_relational_const): Move compile-time evaluation of complex
1566 constant equality/inequality comparisons to here.
1568 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1570 PR rtl-optimization/30643
1571 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
1573 (fold_rtx): Recurse, like before 2006-11-03.
1575 2007-03-09 DJ Delorie <dj@redhat.com>
1577 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
1580 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
1582 PR tree-optimization/30375
1583 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
1584 LHS of statements is not the same.
1585 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
1587 2007-03-09 Chao-ying Fu <fu@mips.com>
1589 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
1591 * doc/invoke.texi (-mdspr2): Document new option.
1592 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
1593 New unspec for DSP REV 2.
1594 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
1595 these instructions are extended in DSP REV 2.
1596 (mips-dspr2.md): Include.
1597 * config/mips/mips.opt (mdspr2): New option.
1598 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
1599 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
1600 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
1601 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
1602 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
1603 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
1604 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
1606 (bdesc_map): Add one field of unsupported_target_flags.
1607 (bdesc_arrays): Update entries to have extra fields. Add
1609 (mips_init_builtins): Initialize new function types.
1610 Check unsupported_target_fileds to filter out builtins.
1611 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
1613 (ASM_SPEC): Pass mdspr2 to the assembler.
1614 * config/mips/mips-dspr2.md: New file.
1616 2007-03-09 Sa Liu <saliu@de.ibm.com>
1618 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
1620 2007-03-09 Ian Lance Taylor <iant@google.com>
1622 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
1623 argument) like -Wstrict-overflow=2.
1624 * doc/invoke.texi (Warning Options): Update documentation.
1626 2007-03-09 Dirk Mueller <dmueller@suse.de>
1629 * doc/invoke.texi (-Wlogical-op): Document.
1630 * common.opt (-Wlogical-op): New.
1631 * c-common.h (warn_logical_operator): Declare.
1632 * c-common.c (warn_logical_operator): Define.
1633 * c-typeck.c (parser_build_binary_op): Call
1634 warn_logical_operator.
1636 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1638 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
1639 * final.c (final_scan_insn): Test for non-"" file name.
1641 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
1643 * doc/loop.texi: Document the Omega linear constraints solver.
1644 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
1645 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
1646 omega-hash-table-size, omega-max-keys, and
1647 omega-eliminate-redundant-constraints.
1648 * tree-pass.h (pass_check_data_deps): Declared.
1651 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
1652 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
1653 pass_check_data_deps): New.
1654 * tree-data-ref.c (init_data_ref): Remove declaration.
1655 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
1656 (analyze_array): Renamed init_array_ref, move up initializations.
1657 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
1658 Removed arguments that are set to NULL.
1659 (analyze_indirect_ref): Correct indentation, correct call to
1661 (object_analysis): Call init_array_ref instead of analyze_array.
1662 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
1663 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
1664 of DR_ACCESS_FNS_ADDR.
1665 (init_omega_eq_with_af, omega_extract_distance_vectors,
1666 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
1667 ddr_consistent_p): New.
1668 (compute_affine_dependence): Check consistency of ddrs when
1669 flag_check_data_deps is passed.
1670 (analyze_all_data_dependences): Uncomment.
1671 (tree_check_data_deps): New.
1672 * tree-data-ref.h: Include omega.h.
1673 (DR_ACCESS_FNS_ADDR): Removed.
1674 (data_dependence_relation): Add inner_loop.
1675 (DDR_INNER_LOOP): New.
1676 * common.opt (fcheck-data-deps): New.
1677 * tree-flow.h (tree_check_data_deps): Declare.
1678 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
1679 (OBJS-common): Depend on omega.o.
1681 * passes.c (pass_check_data_deps): Scheduled.
1682 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
1683 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
1684 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
1685 PARAM_VECT_MAX_VERSION_CHECKS,
1686 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
1688 2007-03-09 Richard Guenther <rguenther@suse.de>
1690 PR tree-optimization/30904
1692 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
1693 the same way as *_DIV_EXPR.
1695 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1697 * recog.c (decode_asm_operands): No mixed declarations and code.
1699 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1701 * rtl.def (ASM_INPUT): Add location.
1702 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
1703 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
1704 (decode_asm_operands): Add loc operand.
1705 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
1706 * stmt.c (expand_asm): Rename to...
1707 (expand_asm_loc): ... this. Add locus argument. Pass it on to
1708 gen_rtx_ASM_INPUT_loc.
1709 (expand_asm_expr): Adjust.
1710 * recog.c (decode_asm_operands): Add loc operand.
1711 (check_asm_operands, extract_insn): Adjust.
1712 * reload1.c (maybe_fix_stack_asms): Likewise.
1713 * final.c (asm_insn_count): Likewise.
1714 (final_scan_insn): Output # line before and after asm.
1716 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
1718 * tree-ssa-structalias.c (variable_info): Remove
1720 (new_var_info): Ditto.
1721 (shared_bitmap_info_t): New structure.
1722 (shared_bitmap_table): New variable.
1723 (shared_bitmap_hash): New function.
1724 (shared_bitmap_eq): Ditto
1725 (shared_bitmap_lookup): Ditto.
1726 (shared_bitmap_add): Ditto.
1727 (merge_smts_into): Change to take bitmap directly.
1728 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
1729 (init_alias_vars): Init shared bitmap hashtable.
1730 (delete_points_to_sets): Delete shared bitmap hashtable.
1731 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
1732 is_aliased removal as a change that was still necessary was
1735 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
1737 * config/i386/i386.h (override_options): Conditionally disable
1738 x86_sahf for 64bit targets only.
1740 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1743 * c-decl.c (merge_decls): Don't call make_var_volatile.
1744 * varasm.c (make_var_volatile): Remove.
1745 * output.h (make_var_volatile): Remove.
1747 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
1749 PR tree-optimization/31085
1750 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
1752 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1754 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
1755 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
1756 ATTR_CONST_NOTHROW_LIST.
1758 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
1761 2007-03-08 Diego Novillo <dnovillo@redhat.com>
1763 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
1765 2007-03-08 Geoffrey Keating <geoffk@apple.com>
1768 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
1770 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
1771 passed, use shared libgcc.
1773 2007-03-08 Roger Sayle <roger@eyesopen.com>
1775 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
1776 instead of calling build2 with a GIMPLE_MODIFY_STMT.
1777 (honor_protect_cleanup_actions, lower_try_finally_switch):
1779 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
1780 ifc_temp_var): Likewise.
1781 * tree-inline.c (setup_one_parameter): Likewise.
1782 * tree-mudflap.c (mf_decl_cache_locals,
1783 mf_build_check_statement_for): Likewise.
1784 * tree-nested.c (init_tmp_var, save_tmp_var,
1785 finalize_nesting_tree_1): Likewise.
1786 * tree-outof-ssa.c (insert_copy_on_edge,
1787 insert_backedge_copies): Likewise.
1788 * tree-profile.c (tree_gen_edge_profiler,
1789 tree_gen_ic_profiler): Likewise.
1790 * tree-scalar-evolution.c (scev_const_prop): Likewise.
1791 * tree-sra.c (sra_build_assignment): Likewise.
1792 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
1793 * tree-ssa-math-opts.c (insert_reciprocals,
1794 execute_cse_sincos_1): Likewise.
1795 * tree-tailcall.c (adjust_accumulator_values,
1796 adjust_return_value): Likewise.
1797 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
1798 * tree-vect-transform.c (vect_create_data_ref_ptr,
1799 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
1800 vect_create_epilog_for_reduction, vectorizable_reduction,
1801 vectorizable_call, vectorizable_conversion,
1802 vectorizable_assignment, vectorizable_operation,
1803 vectorizable_type_demotion, vect_gen_widened_results_half,
1804 vect_permute_store_chain, vectorizable_store,
1805 vect_setup_realignment, vect_permute_load_chain,
1806 vectorizable_load, vectorizable_condition,
1807 vect_create_cond_for_align_checks): Likewise.
1808 * tree-vrp.c (build_assert_expr_for): Likewise.
1810 2007-03-08 Ian Lance Taylor <iant@google.com>
1812 * tree-vrp.c: Include "intl.h".
1813 (usable_range_p): New static function.
1814 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
1815 overflowed values, juts set *strict_overflow_p.
1816 (compare_values): Only return -2 if one of the operands is not a
1818 (compare_ranges): Call usable_range_p.
1819 (compare_range_with_value): Likewise.
1820 (vrp_evaluate_conditional_warnv): Rename from
1821 vrp_evaluate_conditional. Make static. Change all callers.
1822 (vrp_evaluate_conditional): New function.
1823 (simplify_div_or_mod_using_ranges): Issue warning about reliance
1825 (simplify_abs_using_ranges): Likewise.
1826 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
1827 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
1828 within_stmt parameter.
1829 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1830 vrp_evaluate_conditional.
1831 * tree-ssa-threadedge.c
1832 (record_temporary_equivalences_from_stmts_at_dest): Change
1833 simplify parameter to take a second tree parameter.
1834 (simplify_control_stmt_condition): Likewise.
1835 (thread_across_edge): Likewise.
1836 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1837 (thread_across_edge): Likewise.
1838 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
1840 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
1842 * config/i386/i386.h (TARGET_SAHF): New define.
1843 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
1844 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
1845 (x86_sahf): New global variable.
1846 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
1847 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
1848 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
1849 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
1851 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
1852 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
1853 when expanding fcomi/sahf based tests.
1854 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
1855 expanding sahf based alternative. Emit sahf based sequence when
1856 optimizing for code size.
1857 * config/i386/i386.md (x86_sahf_1): Do not disable for
1858 TARGET_64BIT, enable for TARGET_SAHF.
1860 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
1862 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
1863 spurious whitespace from error message.
1865 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
1868 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
1870 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
1872 * c-decl.c (grokdeclarator): Disable warnings for anonymous
1874 * tree-sra.c (instantiate_element): Propagate disabled warnings
1875 from the element itself to the created variable.
1877 2007-03-07 Richard Henderson <rth@redhat.com>
1880 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
1881 silently fix up the stack in the case of a missing register.
1883 2007-03-07 Paul Brook <paul@codesourcery.com>
1885 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
1887 2007-03-07 Joseph Myers <joseph@codesourcery.com>
1889 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
1891 (phase1_vrs): Use them.
1892 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
1893 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
1894 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
1895 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
1896 __gnu_Unwind_Restore_WMMXC if required.
1897 (_Unwind_VRS_Pop): Implement iWMMXt support.
1898 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
1899 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
1900 gnu_Unwind_Save_WMMXC): Define.
1902 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1904 * config/vxworks.h (vxworks_override_options): Declare.
1905 (VXWORKS_OVERRIDE_OPTIONS): Use it.
1906 * config/vxworks.c: Include target.h and toplev.h.
1907 (vxworks_override_options): New function.
1908 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
1910 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
1912 * config/s390/s390.c (override_options): Don't emit an error when
1913 -mstack-size is used without providing -mstack-guard.
1914 (s390_emit_prologue): Choose stack_guard value automatically if not
1915 provided via command line.
1916 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
1918 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1920 * config/i386/i386.c (output_set_got): Add a GOT initialization
1921 sequence for VxWorks PIC.
1922 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
1923 around labels as well as symbols. Use gotoff_operand instead
1924 of local_symbolic_operand.
1925 (legitimize_pic_address): Use gotoff_operand instead of
1926 local_symbolic_operand. Use @GOT accesses for labels as
1928 (ix86_output_addr_diff_elt): Use PC-relative rather than
1929 GP-relative offsets for VxWorks PIC.
1930 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
1931 no_new_pseudos. Check whether the returned register is op0.
1932 * config/i386/i386.md (tablejump): Use PC-relative rather than
1933 GP-relative offsets for VxWorks PIC.
1934 * config/i386/predicates.md (gotoff_operand): New predicate.
1936 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1938 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
1940 * config/vxworks-dummy.h: New file.
1941 * config/i386/i386.h: Include it.
1943 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
1945 * dwarf2out.c (is_inlined_entry_point): New
1946 (add_high_low_attributes): Emit DW_AT_entry_pc along with
1947 DW_AT_ranges if the first subblock is the entry point.
1949 2007-03-06 David Daney <ddaney@avtrex.com>
1951 * doc/install.texi (mips-*-*): Change recommended binutils
1954 2007-03-06 Anatoly Sokolov <aesok@post.ru>
1956 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
1957 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
1959 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1960 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1962 2007-03-06 Jan Hubicka <jh@suse.cz>
1964 * errors.h (warning, error, fatal, internal_error): Mark as cold.
1965 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
1967 (probably_cold_bb_p): Cold functions are cold.
1968 (probably_never_executed_bb_p): Cold functions are cold.
1969 (tree_bb_level_predictions): Predict calls to cold functions as not
1971 (compute_function_frequency): Check hot/cold attributes.
1972 * function.h (function_frequency): Update comments.
1973 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
1974 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
1975 (c_common_att): Add cold and hot.
1977 * doc/extend.texi (hot,cold attributes): Document.
1979 2007-03-06 Andrew Haley <aph@redhat.com>
1981 * function.c (expand_function_end): Move blockage to just after we
1982 emit the label for the naked return from the function.
1984 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1986 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
1989 2007-03-06 Jan Hubicka <jh@suse.cz>
1991 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
1992 loaded for constant large models. Non-large 64bit PIC can do.
1993 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
1994 * cmodel.h: Add LARGE PIC.
1995 * i386.md (UNSPEC_PLTOFF): New.
1996 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
1998 (*call_1_rex64): Disable for large models.
1999 (*call_1_rex64_large): New.
2000 (*call_value_1_rex64): Disable for large models.
2001 (*call_value_1_rex64_large): New.
2002 (set_rip_rex4): New.
2003 (set_got_offset_rex64): New.
2004 * predicates.md (constant_call_address_operand): For large model
2005 constant calls are not possible.
2006 * i386-protos.h (construct_plt_address): Declare.
2007 * i386.c (override_options): Accept large models.
2008 (ix86_expand_prologue): Expand large PIC GOT pointer load.
2009 (legitimate_constant_p): Add new UNSPECs.
2010 (legitimate_pic_operand_p): Likewise.
2011 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
2012 (legitimize_pic_address): Do easy RIP relative way for TLS only for
2014 (output_pic_addr_const): Add PLTOFF.
2015 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
2016 (ix86_expand_move): Legitimize pic address when in PIC mode.
2017 (construct_plt_address): New function.
2018 (ix86_expand_call): Offload the address to register and use GOT pointer
2020 * invoke.texi (mcmodel=large): Update documentation.
2022 2007-03-06 Richard Henderson <rth@redhat.com>
2024 * config/i386/i386.c (x86_use_leave, x86_push_memory,
2025 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
2026 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
2027 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
2028 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
2029 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
2030 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
2031 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
2032 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
2033 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
2034 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2035 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
2036 x86_sse_partial_reg_dependency, x86_sse_split_regs,
2037 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
2038 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
2039 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
2040 x86_schedule, x86_use_bt, x86_pad_returns,
2041 x86_use_xchgb): Merge into ...
2042 (ix86_tune_features): ... here. New array.
2043 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
2044 x86_bswap): Merge into ...
2045 (ix86_arch_features): ... here. New array.
2046 (x86_3dnow_a): Remove.
2047 (x86_accumulate_outgoing_args): Make static.
2048 (x86_arch_always_fancy_math_387): Make static.
2049 (ix86_tune_mask, ix86_arch_mask): Move ...
2050 (override_options): ... to local variables here. Apply the
2051 appropriate mask to each element of ix86_arch_features and
2052 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
2053 as were done in the old macros.
2054 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
2055 * config/i386/i386.h (x86_use_leave, x86_push_memory,
2056 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
2057 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
2058 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
2059 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
2060 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
2061 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
2062 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
2063 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
2064 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
2065 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2066 x86_accumulate_outgoing_args, x86_prologue_using_move,
2067 x86_epilogue_using_move, x86_decompose_lea,
2068 x86_arch_always_fancy_math_387, x86_shift1,
2069 x86_sse_partial_reg_dependency, x86_sse_split_regs,
2070 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
2071 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
2072 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
2073 x86_use_incdec, x86_pad_returns, x86_bswap,
2074 x86_partial_flag_reg_stall): Remove.
2075 (enum ix86_tune_indices): New.
2076 (ix86_tune_features): New.
2077 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
2078 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
2079 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
2080 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
2081 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
2082 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
2083 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
2084 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
2085 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
2086 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
2087 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
2088 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
2089 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
2090 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
2091 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
2092 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
2093 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
2094 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
2095 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
2096 TARGET_EXT_80387_CONSTANTS): Use it.
2097 (enum ix86_arch_indices): New.
2098 (ix86_arch_features): New.
2099 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
2100 TARGET_BSWAP): Use it.
2101 (ix86_tune_mask, ix86_arch_mask): Remove.
2103 2007-03-06 Joseph Myers <joseph@codesourcery.com>
2106 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
2107 Define using $${sysroot_headers_suffix}.
2108 * configure: Regenerate.
2109 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
2110 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
2112 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
2113 * gcc.c (print_sysroot_headers_suffix): New.
2114 (option_map): Include --print-sysroot-headers-suffix.
2115 (display_help): Mention -print-sysroot-headers-suffix.
2116 (process_command): Handle -print-sysroot-headers-suffix.
2117 (do_spec_1): Append multilib directory to include-fixed path if
2118 sysroot suffixes in use.
2119 (main): Handle -print-sysroot-headers-suffix.
2120 * Makefile.in (start.encap): Don't depend on xlimits.h
2121 (xlimits.h): Remove.
2122 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
2123 limits.h for each multilib in fixinc_list.
2124 (fixinc_list, s-fixinc_list): New.
2125 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
2126 generate them for each multilib in fixinc_list.
2127 (stmp-fixproto): Use include-fixed. Run fixproto for each
2128 multilib in fixinc_list.
2129 (mostlyclean): Don't remove xlimits.h.
2130 (clean): Remove include-fixed.
2131 (real-install-headers-tar, real-install-headers-cpio,
2132 real-install-headers-cp): Don't copy include, only include-fixed.
2133 (install-mkheaders): Depend on fixinc_list. Don't depend on
2134 xlimits.h. Save limits.h files for each multilib in fixinc_list.
2135 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
2136 SYSTEM_HEADER_DIR setting in mkheaders.conf.
2138 2007-03-06 Jan Hubicka <jh@suse.cz>
2140 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
2143 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2145 * configure.ac: Allow tm_file to contain build-directory files.
2146 * configure: Regenerate.
2147 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
2148 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
2149 * config/m68k/print-sysroot-suffix.sh: New file.
2151 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2153 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
2154 of pic_offset_table_rtx if reload_completed.
2155 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
2156 PIC_OFFSET_TABLE_REGNUM.
2157 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
2159 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
2160 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
2162 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2164 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
2165 functions that call eh_return.
2167 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2169 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
2170 functions that need a constant pool.
2172 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2175 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
2176 (m68k_preferred_reload_class): Likewise.
2177 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
2178 (SECONDARY_RELOAD_CLASS): Define.
2179 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
2180 (LIMIT_RELOAD_CLASS): Delete.
2181 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
2182 registers from storing bytes.
2183 (m68k_secondary_reload_class): New function.
2184 (m68k_preferred_reload_class): Likewise.
2186 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2188 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
2190 (m68k_expand_prologue): Likewise.
2192 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2194 * config/m68k/m68k-protos.h (output_sibcall): Declare.
2195 (mips_expand_epilogue): Add a bool parameter.
2196 (m68k_legitimize_sibcall_address): Declare.
2197 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
2198 (m68k_expand_epilogue): Add a parameter to select between sibling
2199 and normal epilogues. Only generate a return for the latter.
2200 (m68k_ok_for_sibcall_p): New function.
2201 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
2202 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
2203 (sibcall_value, *sibcall_value): Likewise.
2204 (*call, *call_value): Require !SIBLING_CALL_P.
2205 (epilogue): Update call to m68k_expand_epilogue.
2206 (sibcall_epilogue): New pattern.
2207 * config/m68k/predicates.md (const_call_operand): Say that this
2208 predicate applies to sibling calls too.
2209 (sibcall_operand): New predicate.
2211 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2213 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
2214 alternatives as movsi_cf.
2215 (movsf_cf_hard): Add commentary.
2217 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
2218 Richard Sandiford <richard@codesourcery.com>
2220 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
2221 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
2222 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
2223 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
2224 as being live on exit from an interrupt function.
2225 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
2226 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
2227 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
2228 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
2229 (m68k_interrupt_function_p): Globalize.
2230 (m68k_compute_frame_layout): Remove reverse mask code.
2231 (m68k_emit_movem, m68k_set_frame_related): New functions.
2232 (m68k_output_function_prologue): Delete in favor of...
2233 (m68k_expand_prologue): ...this new function.
2234 (m68k_output_function_epilogue): Delete in favor of...
2235 (m68k_expand_epilogue): ...this new function.
2236 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
2238 (print_operand): Handle %?.
2239 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
2240 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
2241 (prologue, epilogue): New patterns.
2242 (return): Turn into a define_expand.
2243 (*return): New pattern, derived from old "return" pattern. Use rte
2244 rather than rts for interrupt functions. Only use rtd if the pop
2246 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
2247 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
2248 (link, *link, unlink, *unlink, load_got): Likewise.
2250 2007-03-06 Richard Sandiford <richard@codesourcery.com>
2254 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
2255 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
2256 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
2257 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
2258 and m68k_matches_u_p.
2259 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
2260 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
2261 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
2262 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
2263 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
2264 (REG_STRICT_P): New macro.
2265 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
2266 PCREL_GENERAL_OPERAND_OK.
2267 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
2268 m68k_legitimate_base_reg_p.
2269 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
2270 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
2271 (PIC_CASE_VECTOR_ADDRESS): Update comment.
2272 * config/m68k/m68k.c (m68k_address): New structure.
2273 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
2274 (m68k_decompose_index, m68k_legitimate_constant_address_p)
2275 (m68k_jump_table_ref_p, m68k_decompose_address)
2276 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
2277 (m68k_matches_u_p): New functions.
2278 (print_operand_address): Rewrite to use m68k_decompose_index.
2280 2007-03-05 David Taylor <dtaylor@emc.com>
2282 * gcc.c: Correct copyright date in --version output.
2284 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2286 * pa.md: In unamed move patterns, disparge copies between general
2287 and floating point registers using '?' modifier. Don't include 'f'
2288 constraint for register preferences in DImode, SImode, HImode and
2289 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
2290 Remove constraints for copies between general and floating registers
2291 in soft-float DFmode pattern.
2292 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
2296 2007-03-05 Mike Stump <mrs@apple.com>
2298 * c-common.c (targetcm): Add.
2299 * c-opts.c (c_common_handle_option): Handle language specific
2301 * opts.c (handle_option): Verify language for target options, if
2303 * opth-gen.awk: Add CL_LANG_ALL.
2304 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
2305 (TARGETCM_INITIALIZER): Add.
2306 * target.h (struct gcc_targetcm): Add.
2308 * targhooks.c (default_handle_c_option): Add.
2309 * targhooks.h (default_handle_c_option): Add.
2310 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
2312 * config/darwin.opt (iframework): Add.
2313 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
2314 * config/darwin-c.c (handle_c_option): Add.
2315 (TARGET_HANDLE_C_OPTION): Add.
2317 * doc/invoke.texi (Darwin Options): Add -iframework.
2319 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2321 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
2324 2007-03-05 Ian Lance Taylor <iant@google.com>
2326 * c.opt (fgnu89-inline): New option.
2327 * c-opts.c (c_common_post_options): Set default value for
2329 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
2330 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
2332 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
2333 (grokdeclarator, start_function): Likewise.
2334 * c-cppbuiltin.c (c_cpp_builtins): Define either
2335 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
2336 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
2337 (C Dialect Options): Document -fgnu89-inline.
2338 * doc/extend.texi (Function Attributes): Explain what the
2339 gnu_inline attribute does.
2340 * doc/cpp.texi (Common Predefined Macros): Document
2341 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
2343 2007-03-05 Ian Lance Taylor <iant@google.com>
2345 PR tree-optimization/31034
2346 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
2347 half-range if the other side is an overflow infinity.
2349 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
2351 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
2352 (bfin*-linux-uclibc*): New configuration.
2353 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
2355 * config/bfin/linux.h: New file.
2356 * config/bfin/libgcc-bfin.ver: New file.
2357 * config/bfin/t-bfin-uclinux: New file.
2358 * config/bfin/t-bfin-linux: New file.
2359 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
2360 (TARGET_OS_CPP_BUILTINS): New macro.
2362 2007-03-05 Richard Guenther <rguenther@suse.de>
2364 * fold-const.c (fold_binary): Remove duplicate folding
2365 of comparison of non-null ADDR_EXPR against null.
2367 2007-03-05 Richard Guenther <rguenther@suse.de>
2368 Dorit Nuzman <dorit@il.ibm.com>
2370 PR tree-optimization/26420
2371 * tree-vectorizer.c (vectorize_loops): Bail out early if there
2372 are no loops in the function. Only print the number of
2373 vectorized loops if it is greater than zero or we are supposed
2374 to print information about unvectorized loops.
2376 2007-03-05 Revital Eres <eres@il.ibm.com>
2378 * gcc.dg/var-expand1.c: New test.
2379 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
2380 when an accumulator is expanded.
2382 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2385 * c-common.c (convert_and_check): Don't give warnings for
2386 conversion if 'expr' already overflowed.
2388 2007-03-04 Roger Sayle <roger@eyesopen.com>
2391 * fold-const.c (fold_comparison): Enforce type consistency when
2392 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
2394 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
2396 * tree-ssa-address.c (create_mem_ref): Do not put an expression
2397 containing a cast to the base of TARGET_MEM_REF.
2399 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
2401 * tree.c (tree_contains_struct_check_failed): Remove spurious
2402 whitespace from error message.
2404 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2407 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
2408 instead of precision.
2410 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
2411 Nathan Sidwell <nathan@codesourcery.com>
2413 * emit-rtl.c (find_auto_inc): New.
2414 (try_split): recreate REG_INC notes,
2415 Use regular for loops rather than whiles.
2417 2007-03-03 Andreas Schwab <schwab@suse.de>
2419 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
2420 * configure: Regenerate.
2422 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2424 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
2425 flag_rounding_math, not flag_unsafe_math_optimizations.
2427 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
2429 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
2430 alpha_fold_vector_minmax): Likewise.
2431 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2432 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
2434 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2436 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
2437 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
2438 if the lhs has side-effects.
2439 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
2441 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2443 * config/i386/i386.h (TUNEMASK): Remove define.
2444 (ARCHMASK): Remove define.
2445 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
2446 Use ix86_arch_mask variable instead of ARCHMASK.
2447 * config/i386/i386.c (override_options): Ditto.
2448 (standard_80387_constant_p): Ditto.
2450 2007-03-02 Ian Lance Taylor <iant@google.com>
2452 Used signed infinities in VRP.
2453 * tree-vrp.c (uses_overflow_infinity): New static function.
2454 (supports_overflow_infinity): New static function.
2455 (make_overflow_infinity): New static function.
2456 (negative_overflow_infinity): New static function.
2457 (positive_overflow_infinity): New static function.
2458 (is_negative_overflow_infinity): New static function.
2459 (is_positive_overflow_infinity): New static function.
2460 (is_overflow_infinity): New static function.
2461 (overflow_infinity_range_p): New static function.
2462 (compare_values_warnv): New function split out of compare_values.
2463 (compare_value): Call it.
2464 (set_value_range_to_nonnegative): Add overflow_infinity
2465 parameter. Change caller.
2466 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
2468 (vrp_expr_computes_nonzero): Likewise.
2469 (compare_ranges, compare_range_with_value): Likewise.
2470 (compare_name_with_value, compare_names): Likewise.
2471 (vrp_evaluate_conditional): Likewise.
2472 (set_value_range): Handle infinity
2473 (vrp_operand_equal_p, operand_less_p): Likewise.
2474 (extract_range_from_assert): Likewise.
2475 (vrp_int_const_binop): Likewise.
2476 (extract_range_from_binary_expr): Likewise.
2477 (extract_range_from_unary_expr): Likewise.
2478 (extract_range_from_comparison): Likewise.
2479 (extract_range_from_expr): Likewise.
2480 (dump_value_range): Likewise.
2481 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
2482 (test_for_singularity): Likewise.
2483 (vrp_int_const_binop): Remove inline qualifier.
2484 (adjust_range_with_scev): Add comment.
2485 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
2487 2007-03-02 Diego Novillo <dnovillo@redhat.com>
2489 * tree-ssa-structalias.c (could_have_pointers): Tidy.
2490 (get_constraint_for): Likewise.
2491 (do_structure_copy): Likewise.
2492 (find_func_aliases): Fix references to MODIFY_EXPR.
2493 (intra_create_variable_infos): Tidy.
2494 * tree-ssa-operands.c (add_virtual_operand): Add argument
2496 When adding members of alias sets, if IS_CALL_SITE is true and
2497 the symbol is not call-clobbered, skip it.
2500 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2502 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
2503 entry by means of emit_insn_at_entry.
2505 2007-03-02 Richard Henderson <rth@redhat.com>
2507 * expr.h (promoted_input_arg): Remove decl.
2508 * function.c (promoted_input_arg): Merge into ...
2509 * combine.c (setup_incoming_promotions): ... only caller.
2510 Rearrange to avoid double loop.
2512 2007-03-02 Ben Elliston <bje@au.ibm.com>
2513 Peter Bergner <bergner@vnet.ibm.com>
2514 Janis Johnson <janis187@us.ibm.com>
2516 * config/rs6000/dfp.md: New file.
2517 * config/rs6000/rs6000.md: Include dfp.md.
2518 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
2519 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
2520 and TDmode decimal float modes in FP registers.
2521 (num_insns_constant): Likewise.
2522 (rs6000_legitimate_offset_address_p): Likewise.
2523 (rs6000_legitimize_address): Likewise.
2524 (rs6000_legitimize_reload_address): Likewise.
2525 (rs6000_legitimate_address): Likewise.
2526 (rs6000_emit_move): Likewise.
2527 (function_arg_boundary): Likewise.
2528 (function_arg_advance): Likewise.
2529 (rs6000_darwin64_record_arg_recurse): Likewise.
2530 (function_arg): Likewise.
2531 (rs6000_gimplify_va_arg): Likewise.
2532 (rs6000_split_multireg_move): Likewise.
2533 (rs6000_output_function_epilogue): Likewise.
2534 (rs6000_output_function_epilogue): Likewise.
2535 (rs6000_register_move_cost): Likewise.
2536 (rs6000_function_value): Likewise.
2537 (rs6000_libcall_value): Likewise.
2539 2007-03-02 Richard Sandiford <richard@codesourcery.com>
2541 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
2543 2007-03-02 Richard Sandiford <richard@codesourcery.com>
2545 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
2546 Use $MULTIDIR to choose between the kernel and RTP headers,
2547 and use $WIND_BASE and $WIND_USR to locate them.
2549 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2551 * config/i386/i386.c (override_options): Put initialization of
2552 ix86_tune_mask and ix86_arch_mask to the correct place.
2554 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2555 Michael Meissner <michael.meissner@amd.com>
2558 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
2560 (TARGET_CMOVE): Use ARCHMASK.
2561 (TARGET_CMPXCHG): Ditto.
2562 (TARGET_CMPXCHG8B): Ditto.
2563 (TARGET_XADD): Ditto.
2564 (TARGET_BSWAP): Ditto.
2565 * config/i386/i386.c (ix86_tune_mask): New global variable.
2566 (ix86_arch_mask): Ditto.
2567 (override_options): Initialize ix86_tune_mask and
2568 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
2571 2007-03-02 Ben Elliston <bje@au.ibm.com>
2574 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
2576 2007-03-02 Joseph Myers <joseph@codesourcery.com>
2578 * target.h (init_dwarf_reg_sizes_extra): New target hook.
2579 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
2580 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
2581 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
2583 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
2584 rs6000_init_dwarf_reg_sizes_extra): New.
2585 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
2586 SPE register high parts.
2588 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
2590 * Makefile.in: Add install-pdf target as
2591 copied from automake v1.10 rules.
2592 * configure.ac: Add install-pdf to target list.
2593 * configure: Regenerate.
2595 2007-03-01 Paul Brook <paul@codesourcery.com>
2597 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
2598 modes to LDRD for DImode.
2599 (output_move_double): Fixup out of range ldrd/strd.
2600 (vfp_secondary_reload_class): Rename...
2601 (coproc_secondary_reload_class): ... to this. Add wb argument.
2602 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
2603 coproc_secondary_reload_class for CLASS_IWMMXT.
2604 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
2605 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
2607 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
2609 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
2610 factor by the estimated number of iterations.
2611 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
2614 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
2615 decode_caches_intel, detect_caches_intel): New functions.
2616 (host_detect_local_cpu): Use detect_caches_amd and
2617 detect_caches_intel.
2619 2007-03-01 Richard Henderson <rth@redhat.com>
2621 * expr.c (emit_move_complex_push): Export.
2622 (emit_move_complex_parts): Split out from ...
2623 (emit_move_complex): ... here.
2624 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
2625 * config/i386/i386.md (movcdi): New.
2627 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
2629 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
2630 size of mode1 to check for tieable modes in MMX case.
2632 2007-03-01 Richard Sandiford <richard@codesourcery.com>
2634 * Makefile.in (rtlanal.o): Depend on tree.h.
2635 * rtl.h (offset_within_section_p, split_const): Declare.
2636 * rtlanal.c: Include tree.h.
2637 (offset_within_block_p): New function, taken from
2638 mips_offset_within_object_p.
2639 (split_const): New function, taken from mips_split_const.
2640 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
2642 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
2643 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
2644 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
2645 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
2646 (m68k_illegitimate_symbolic_constant_p): New function.
2647 * config/m68k/m68k.md (movsi): Remove misleading predicates.
2648 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
2649 symbolic constant that might be outside the symbol's section,
2650 move the symbol first and then add the offset.
2651 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
2653 * config/mips/mips.c (mips_split_const): Delete.
2654 (mips_offset_within_object_p): Delete.
2655 (mips_symbolic_constant_p): Use offset_within_section_p and
2656 split_const instead of mips_offset_within_object_p and
2658 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
2659 (mips_legitimize_const_move, print_operand_reloc)
2660 (mips_dangerous_for_la25_p): Use split_const instead of
2663 2007-02-28 Eric Christopher <echristo@apple.com>
2665 * Makefile.in (install-include-dir): Don't rm -rf include.
2667 2007-02-28 Richard Guenther <rguenther@suse.de>
2670 * fold-const.c (fold_binary): Do not associate expressions
2671 with more than one variable for integer types that do not wrap.
2673 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
2675 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
2676 Delete, and replace with...
2677 (fold_builtin_call_array): This. Update callers to use it.
2678 * fold-const.c (fold_build_call_list): Delete, and replace with...
2679 (fold_build_call_array): This.
2680 (fold_build_call_list_initializer): Delete, and replace with...
2681 (fold_build_call_array_initializer): This.
2682 * tree.h: Update declarations to reflect above changes.
2684 * c-typeck.c (build_function_call): Store converted arguments
2685 in a stack-allocated array instead of building a list.
2686 (convert_arguments): Store arguments in the array passed in as an
2687 argument, and return the actual number of arguments.
2688 * c-format.c: (check_function_format): Pass arguments in an
2689 array instead of a list.
2690 * c-common.c (check_function_nonnull): Likewise.
2691 (check_function_sentinel): Likewise.
2692 (check_function_arguments): Likewise.
2693 * c-common.h: Update declarations to reflect above changes.
2695 2007-02-28 Jan Hubicka <jh@suse.cz>
2697 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
2698 PRED_NEGATIVE_RETURN): Update outcomes.
2700 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
2702 * calls.c (emit_library_call_value_1): Handle partial registers
2703 correctly when building up CALL_INSN_FUNCTION_USAGE.
2705 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2707 * pa/predicates.md (move_src_operand): Allow zero for mode.
2708 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
2711 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
2714 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
2715 *movv2df_internal): Enable pattern only for valid operand
2717 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
2718 tie only 128bit modes. For MMX registers, tie only 64bit modes.
2720 2007-02-27 Mike Stump <mrs@apple.com>
2722 * config/darwin-crt3.c: Avoid compilation when compiling for a
2725 2007-02-27 Joseph Myers <joseph@codesourcery.com>
2727 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
2729 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
2730 for fixed headers and limits.h.
2731 (install-include-dir, install-headers-tar, install-headers-cpio,
2732 install-headers-cp, real-install-headers-tar,
2733 real-install-headers-cpio, real-install-headers-cp): Handle
2734 include-fixed as well as include.
2735 (install-mkheaders): Don't install files that go only in include
2737 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
2738 from GCC_INCLUDE_DIR.
2739 * gcc.c (process_command): Remove special -BstageN/ handling.
2740 (do_spec_1): Add include-fixed directories.
2742 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2744 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
2746 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
2748 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
2751 2007-02-27 Mark Mitchell <mark@codesourcery.com>
2753 * c-common.c (get_priority): Add check for
2754 SUPPORTS_INIT_PRIORITY.
2756 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2758 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
2760 * config/bfin/bfin.c: Include "cfglayout.h".
2761 (MAX_LSETUP_DISTANCE): New macro.
2762 (struct loop_info): New members incoming, incoming_src and
2763 incoming_dest. Delete member predecessor.
2764 (length_for_loop): New function.
2765 (bfin_optimize_loop): Handle more different loop structures.
2766 (bfin_discover_loop): Rework detection of predecessor blocks by
2767 examining incoming edges.
2768 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
2770 (bfin_reorder_loops): New function.
2771 (bfin_reorg_loops): Use these three new functions.
2773 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
2774 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
2775 (CONSTRAINT_LEN): Add entry for 'q'.
2776 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
2777 Add 'q' constraints.
2778 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
2779 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
2781 * config/bfin/bfin.md (add_with_carry): New pattern.
2782 (s_or_u, su_optab, su_modifier): New code macros/attrs.
2783 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
2784 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
2785 support unsigned multiplies too. Removed incorrect commutativity from
2786 operand 1 constraint where appropriate.
2787 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
2789 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
2790 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
2792 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
2793 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
2794 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
2795 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
2796 usmulhisi_hh_huh): New patterns.
2798 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
2799 lshifthi3): Fix output template to use half reg for operand 2.
2801 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
2804 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
2806 2007-02-27 Andreas Schwab <schwab@suse.de>
2808 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
2810 2007-02-27 Jan Hubicka <jh@suse.cz>
2812 * predict.c (last_basic_block_p): Remove.
2813 (tree_estimate_probability): Update return heuristic for commonized
2816 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2818 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
2820 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2822 * doc/include/gcc-common.texi (versionsubtitle): New macro.
2823 * doc/cpp.texi: Standardize title page.
2824 * doc/cppinternals.texi: Likewise.
2825 * doc/gcc.texi: Standardize title page, remove version number
2826 from copyright page.
2827 * doc/gccint.texi: Likewise.
2828 * doc/install.texi: Standardize title page, add table of
2831 2007-02-26 Jan Hubicka <jh@suse.cz>
2833 * predict.def: Set outcomes according to more recent results.
2834 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
2835 Remove dead predictors.
2836 * predict.c (return_prediction): Fix pasto.
2838 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2840 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
2841 change; avoid a memory leak when returning early.
2843 2007-02-26 Mark Mitchell <mark@codesourcery.com>
2845 * c-decl.c (static_ctors): Move to c-common.c.
2846 (static_dtors): Likewise.
2847 (finish_function): Use c_record_cdtor_fn.
2848 (build_cdtor): Move to c-common.c.
2849 (c_write_global_declarations): Use c_build_cdtor_fns.
2850 * c-common.h (static_ctors): Declare.
2851 (static_dtors): Likewise.
2852 (c_record_cdtor_fn): Likewise.
2853 (c_build_cdtor_fns): Likewise.
2854 * c-common.c (static_ctors): New variable.
2855 (static_dtors): Likewise.
2856 (c_record_cdtor_fn): New function.
2857 (build_cdtor): Move from c-decl.c
2858 (c_build_cdtor_fns): New function.
2860 * output.h (assemble_addr_to_section): Declare.
2861 (get_cdtor_priority_section): Likewise.
2862 * varasm.c (assemble_addr_to_section): New function.
2863 (get_cdtor_priority_section): Likewise.
2864 (default_named_section_asm_out_destructor): Use them.
2865 (destor_dtor_section_asm_out_destructor): Likewise.
2866 (default_named_section_asm_out_constructor): Likewise.
2867 (default_ctor_section_asm_out_constructor): Likewise.
2868 * config.gcc (*-*-vxworks*): Include vxworks.o.
2869 * config/t-vxworks (vxworks.o): New target.
2870 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
2871 (TARGET_ASM_CONSTRUCTOR): Define.
2872 (TARGET_ASM_DESTRUCTOR): Likewise.
2873 (vxworks_asm_out_constructor): Declare.
2874 (vxworks_asm_out_destructor): Likewise.
2876 * c-common.c (get_priority): Check that we have not just an
2877 INTEGER_CST, but an integer constant with integeral type.
2879 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
2881 PR tree-optimization/30938
2882 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
2883 use &dt[nargs-1] instead of &dt[nargs] in the call to
2884 vect_is_simple_use().
2886 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
2888 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
2889 from register elimination as PRE_MODIFY / POST_MODIFY increments.
2890 Do not attempt to handle MEM inside auto-inc expressions.
2891 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
2892 of a register modified by an auto-inc expression. However, do handle
2893 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
2894 (elimination_effects): Prohibit elimination of a register modified
2895 by an auto-inc expression. Disable register elimination rules whose
2896 target register is modified by an auto-inc expression with variable
2899 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2901 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
2903 (array_at_struct_end_p): New function.
2904 (idx_infer_loop_bounds): Use it.
2905 (estimate_numbers_of_iterations_loop): Export.
2906 * predict.c (predict_loops): Use estimated_loop_iterations_int.
2907 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
2908 (tree_estimate_probability): Call record_loop_exits.
2909 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
2910 (estimated_loop_iterations, estimated_loop_iterations_int,
2911 estimated_loop_iterations_tree): New functions.
2912 (analyze_siv_subscript_cst_affine,
2913 compute_overlap_steps_for_affine_1_2,
2914 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
2915 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
2916 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
2917 (PRED_LOOP_ITERATIONS_GUESSED): New.
2918 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
2919 * cfgloop.h (estimate_numbers_of_iterations_loop,
2920 estimated_loop_iterations_int): Declare.
2922 2007-02-25 Mark Mitchell <mark@codesourcery.com>
2924 * doc/extend.texi: Document optional priority argument to
2925 constructors and destructors.
2926 * tree.c (init_priority_for_decl): Adjust GTY markers.
2927 (init_ttree): Use priority-info hash functions for
2928 init_priority_for_decl.
2929 (tree_map_eq): Rename to ...
2930 (tree_map_base_eq): ... this.
2931 (tree_map_marked_p): Rename to ...
2932 (tree_map_base_marked_p): ... this.
2933 (tree_map_base_hash): New function.
2934 (decl_init_priority_lookup): Rework.
2935 (decl_fini_priority_lookup): New function.
2936 (decl_priority_info): New function.
2937 (decl_init_priority_insert): Use it.
2938 (decl_fini_priority_insert): Likewise.
2939 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
2941 (decl_restrict_base_insert): Likewise.
2942 (decl_debug_expr_insert): Likewise.
2943 (decl_value_expr_lookup): Likewise.
2944 (decl_value_expr_insert): Likewise.
2945 * tree.h (priority_type): New type.
2946 (decl_init_priority_lookup): Use priority_type.
2947 (decl_fini_priority_lookup): New function.
2948 (decl_init_priority_insert): Use priority_type.
2949 (decl_fini_priority_insert): New function.
2950 (DECL_HAS_INIT_PRIORITY): Tweak comments.
2951 (DECL_INIT_PRIORITY): Likewise.
2952 (SET_DECL_INIT_PRIORITY): Add comment.
2953 (DECL_FINI_PRIORITY): New macro.
2954 (SET_DECL_FINI_PRIORITY): Likewise.
2955 (DEFAULT_INIT_PRIORITY): Document.
2956 (MAX_INIT_PRIORITY): Likewise.
2957 (MAX_RESERVED_INIT_PRIORITY): Likewise.
2958 (tree_map_base): New type.
2959 (tree_map_base_eq): New function.
2960 (tree_map_base_hash): Likewise.
2961 (tree_map_base_marked_p): Likewise.
2962 (tree_map): Inherit from tree_map_base.
2963 (tree_map_eq): Make it a macro.
2964 (tree_map_marked_p): Likewise.
2965 (tree_int_map): Inherit from tree_map_base.
2966 (tree_int_map_eq): Make it a macro.
2967 (tree_int_map_hash): Likewise.
2968 (tree_int_map_marked_p): Likewise.
2969 (tree_priority_map): New type.
2970 (tree_priority_map_eq): New macro.
2971 (tree_priority_map_hash): Likewise.
2972 (tree_priority_map_marked_p): Likewise.
2973 * varasm.c (emults_decl): Adjust for refactoring of tree_map
2975 (emutls_common_1): Likewise.
2976 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
2977 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
2978 of tree_map hierarchy.
2979 * tree-cfg.c (move_stmt_r): Likewise.
2980 (new_label_mapper): Likewise.
2981 * c-tree.h (c_expand_body): Move to ...
2982 * c-common.h (c_expand_body): ... here.
2983 * c-decl.c (c_expand_body): Move to ...
2984 * c-common.c (c_expand_body): ... here.
2985 (c_common_attribute_table): Allow 1 argument for the constructor
2986 and destructor attributes.
2987 (get_priority): New function.
2988 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
2989 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
2991 2007-02-24 Jan Hubicka <jh@suse.cz>
2994 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
2996 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2997 Jan Hubicka <jh@suse.cz>
3000 * i386.c (counter_mode): New function.
3001 (expand_set_or_movmem_via_loop): Use it.
3002 (expand_movmem_epilogue): Likewise; fix pasto.
3003 (ix86_expand_movmem): Do emit guard even for constant counts.
3004 (ix86_expand_setmem): Likewise.
3006 2007-02-25 Nick Clifton <nickc@redhat.com>
3008 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
3009 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3011 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
3014 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
3015 count argument with 0x10, not with 0x16.
3016 (expand_setmem_epilogue): Ditto.
3018 2007-02-24 Mike Stump <mrs@apple.com>
3020 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
3023 2007-02-24 Richard Guenther <rguenther@suse.de>
3026 * fold-const.c (fold_binary): Fold x +- CST op x for
3027 EQ_EXPR and NE_EXPR.
3029 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3031 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
3033 2007-02-24 Jan Hubicka <jh@suse.cz>
3035 * cgraphunit.c (decide_is_function_needed): Honor
3036 -fkeep-inline-functions.
3038 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3040 * builtins.c (fold_builtin_modf): New.
3041 (fold_builtin_2): Use it.
3043 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
3045 * loop-iv.c (implies_p): Detect additional cases where A implies B.
3046 (determine_max_iter): Take additional LOOP arg; all callers changed.
3047 Lose broken logic dealing with PLUS. Try to limit the upper bound by
3048 one using simplifications.
3049 (simplify_using_initial_values): Return if the expression becomes
3050 invalid due to altered regs.
3052 2007-02-23 DJ Delorie <dj@redhat.com>
3054 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
3056 2007-02-23 Mike Stump <mrs@apple.com>
3058 * tlink.c (scan_linker_output): Parse linker messages from
3059 darwin9's linker better.
3061 2007-02-23 Steve Ellcey <sje@cup.hp.com>
3064 * varpool.c (varpool_assemble_pending_decls): Set
3065 varpool_last_needed_node to null.
3067 2007-02-23 DJ Delorie <dj@redhat.com>
3069 * config/i386/i386.c (ix86_data_alignment): Don't specify an
3070 alignment bigger than the object file can handle.
3072 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
3075 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
3076 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
3077 (*movsf_1): Penalize MMX moves.
3079 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
3081 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
3082 2^32-1 or more times unless flag_unsafe_loop_optimizations.
3084 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
3086 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3088 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
3089 (fold_builtin_1): Use them.
3090 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
3091 BUILT_IN_SIGNIFICAND.
3093 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
3095 * config/i386/i386.c (bdesc_1arg): Initialize
3096 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
3097 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
3098 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
3099 and IX86_BUILTIN_MOVSLDUP.
3101 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
3103 PR rtl-optimization/30841
3104 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
3106 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3108 * builtins.c (fold_builtin_frexp): New.
3109 (fold_builtin_2): Use it.
3111 2007-02-22 Mark Mitchell <mark@codesourcery.com>
3113 * doc/invoke.texi (Spec Files): Document getenv spec function.
3115 * gcc.c (getenv_spec_function): New function.
3116 (static_spec_functions): Add it.
3117 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
3118 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
3121 2007-02-22 Michael Matz <matz@suse.de
3124 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
3125 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
3127 2007-02-22 Ian Lance Taylor <iant@google.com>
3130 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
3131 (mem_loc_descriptor): Call it.
3133 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
3134 Ira Rosen <irar@il.ibm.com>
3136 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
3138 2007-02-22 Ira Rosen <irar@il.ibm.com>
3140 PR tree-optimization/30843
3141 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
3142 stores only after all the group is vectorized.
3144 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
3146 PR tree-optimization/30858
3147 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
3148 in the reduction cycle have a single use in the loop.
3149 * tree-vectorizer.h (relevant): Add documentation.
3151 2007-02-20 Mike Stump <mrs@apple.com>
3153 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
3154 * configure: Regenerate.
3156 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3158 Change the defaults of some parameters and options.
3159 * config/spu/spu-protos.h (spu_optimization_options): Declare.
3160 * config/spu/spu.c (spu_optimization_options): Add.
3161 (spu_override_options): Change params in spu_optimization_options.
3162 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
3164 Register 127 is only 16 byte aligned when used as a frame pointer.
3165 * config/spu/spu-protos.h (spu_init_expanders): Declare.
3166 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
3167 HARD_FRAME_POINTER_REGNUM.
3168 (spu_legitimate_address): Use regno_aligned_for_reload.
3169 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
3170 aligned when frame_pointer_needed is true.
3171 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
3173 * config/spu/spu.h (INIT_EXPANDERS): Define.
3175 Make sure shift and rotate instructions have valid immediate operands.
3176 * config/spu/predicates.md (spu_shift_operand): Remove.
3177 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
3178 * config/spu/constraints.md (W, O): Extend range.
3179 * config/spu/spu.md (umask, nmask): Define.
3180 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
3181 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
3182 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
3183 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
3184 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
3185 (lshr<mode>3_reg): Fix rtl description.
3187 Make sure mulhisi immediate operands are valid.
3188 * config/spu/predicates.md (imm_K_operand): Add.
3189 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
3191 Generate constants using fsmbi and andi.
3192 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
3193 (print_operand, spu_split_immediate, classify_immediate,
3194 fsmbi_const_p): Handle IC_FSMBI2.
3196 Correctly handle a CONST_VECTOR containing symbols.
3197 * config/spu/spu.c (print_operand): Handle HIGH correctly.
3198 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
3199 (immediate_load_p): Allow symbols that use 2 instructions to create.
3200 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
3201 with symbols when flag_pic is set.
3202 (const_vector_immediate_p): New.
3203 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
3204 accept a CONST_VECTOR with symbols.
3205 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
3206 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
3208 * config/spu/spu.md (high, low): Delete.
3209 (low_<mode>): Define.
3211 Remove INTRmode and INTR_REGNUM, which didn't work.
3212 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
3214 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
3215 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
3216 peephole2 pattern): Don't use INTR or 131.
3217 (movintrcc): Delete.
3218 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
3219 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
3220 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
3221 (UNSPEC_SET_INTR): Add.
3222 * config/spu/spu-modes.def (INTR): Remove.
3224 More accurate warnings about run-time relocations.
3225 * config/spu/spu.c (reloc_diagnostic): Test in_section.
3227 Correctly warn about immediate arguments to specific intrinsics.
3228 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
3229 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
3230 the instruction predicate.
3232 Fix tree check errors with latest update.
3233 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
3235 (spu_expand_builtin): Use CALL_EXPR_FN.
3237 Add missing specific intrinsics.
3238 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
3240 * config/spu/spu_internals.h: Ditto.
3242 Fix incorrect operand modifiers.
3243 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
3244 * config/spu/spu.md (xor<mode>3): Change %S to %J.
3246 Optimize one case of zero_extend of a vec_select.
3247 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
3249 Accept any immediate for hbr.
3250 * config/spu/spu.md (hbr): Change s constraints to i.
3252 2007-02-21 Paul Brook <paul@codesourcery.com>
3254 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
3255 condexec_count when skipping USE and CLOBBER.
3257 2007-02-21 Nick Clifton <nickc@redhat.com>
3259 * common.opt (Warray-bounds): Add Warning attribute.
3260 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
3262 (fsized-zeroes): Add Optimization attribute.
3263 (fsplit-wide-types, ftree-scev-cprop): Likewise.
3264 * c.opt (Wc++0x-compat): Add Warning attribute.
3266 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
3269 * reload1.c (eliminate_regs_in_insn): In the single_set special
3270 case, attempt to re-recognize the insn before falling back to
3271 having reload fix it up.
3273 2007-02-20 Eric Christopher <echristo@gmail.com>
3275 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
3276 Rewrite accordingly.
3277 (frv_read_iacc_argument): Ditto.
3278 (frv_expand_set_builtin): Take a call instead of arglist, update for
3280 (frv_expand_unop_builtin): Ditto.
3281 (frv_expand_binop_builtin): Ditto.
3282 (frv_expand_cut_builtin): Ditto.
3283 (frv_expand_binopimm_builtin): Ditto.
3284 (frv_expand_voidbinop_builtin): Ditto.
3285 (frv_expand_int_void2arg): Ditto.
3286 (frv_expand_prefetches): Ditto.
3287 (frv_expand_voidtriop_builtin): Ditto.
3288 (frv_expand_voidaccop_builtin): Ditto.
3289 (frv_expand_load_builtin): Ditto.
3290 (frv_expand_store_builtin): Ditto.
3291 (frv_expand_mdpackh_builtin): Ditto.
3292 (frv_expand_mclracc_builtin): Ditto.
3293 (frv_expand_mrdacc_builtin): Ditto.
3294 (frv_expand_mwtacc_builtin): Ditto.
3295 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
3298 2007-02-20 Janis Johnson <janis187@us.ibm.com>
3300 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
3301 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
3303 (HAVE_GAS_DFP): Check for assembler support of decimal floating
3305 * configure: Regenerate.
3306 * config.in: Regenerate.
3307 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
3308 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
3309 masks to power6 and power6x and to POWERPC_MASKS.
3310 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3312 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
3313 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
3314 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3315 Access PROTOTYPE as variable, not mask.
3317 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3319 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
3320 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
3321 * combine.c (adjust_for_new_dest): Use it.
3322 * postreload.c (reload_combine): Likewise.
3324 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3326 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
3327 notes on an insn with multiple sets, even if single_set returns
3328 non-NULL for that insn.
3330 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3332 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
3335 2007-02-20 Geoffrey Keating <geoffk@apple.com>
3337 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
3338 if user didn't pass it.
3339 * config/i386/darwin.h (CC1_SPEC): Likewise.
3340 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
3341 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
3342 -mmacosx-version-min.
3344 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3345 Uros Bizjak <ubizjak@gmail.com>
3347 * optabs.h (enum optab_index): Add new OTI_scalb.
3348 (scalb_optab): Define corresponding macro.
3349 * optabs.c (init_optabs): Initialize scalb_optab.
3350 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
3352 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
3353 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
3354 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
3355 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
3356 flag_unsafe_math_optimizations is set.
3358 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
3359 to implement scalbf, scalb and scalbl built-ins as inline x87
3362 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3363 DJ Delorie <dj@redhat.com>
3366 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
3367 (diagnostic_report_diagnostic): ... here, and turn them into real
3368 errors. If warnings are inhibited, no need to do anything.
3370 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
3372 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
3373 better code generation.
3375 2007-02-20 Ben Elliston <bje@au.ibm.com>
3377 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
3379 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
3381 * config/alpha/alpha.c, config/alpha/alpha.md,
3382 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
3383 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
3384 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
3385 config/arm/lib1funcs.asm: Follow spelling conventions.
3387 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
3388 config/fr30/fr30.md, config/i386/i386.h,
3389 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3390 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
3391 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
3392 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
3393 config/rs6000/altivec.md, config/rs6000/rs6000.c,
3394 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
3395 config/sparc/sparc.c, config/sparc/sparc.h,
3396 config/sparc/sparc.md, config/spu/constraints.md,
3397 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
3400 2007-02-20 Alan Modra <amodra@bigpond.net.au>
3403 * varasm.c (use_blocks_for_decl_p): Return false for decls with
3406 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3408 * doc/invoke.texi (-ftree-lrs): Remove.
3410 2007-02-19 Diego Novillo <dnovillo@redhat.com>
3412 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
3415 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
3417 * config/ia64/ia64.c (ia64_expand_builtin): Use the
3418 new CALL_EXPR_FN macro for retrieving the function
3419 declaration of the input expression.
3421 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3423 * c.opt (Waddress): New.
3424 * common.opt (Walways-true): Delete.
3425 (Wstring-literal-comparison): Delete.
3426 * doc/invoke.texi (Warning Options): Delete -Walways-true and
3427 -Wstring-literal-comparison. Add -Waddress.
3429 (Walways-true): Delete.
3430 (Wstring-literal-comparison): Delete.
3431 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
3432 consistently instead of -Walways-true in example.
3433 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
3434 * c-typeck.c (parser_build_binary_op): Replace
3435 -Wstring-literal-comparison and -Walways-true with -Waddress.
3436 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
3439 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3441 * tree-cfg.c (dump_function_to_file): Be prepared for functions
3442 without DECL_STRUCT_FUNCTION initialized.
3444 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3446 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
3447 due to calls to functions taking pointers as parameters.
3449 2007-02-19 Richard Henderson <rth@redhat.com>
3452 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
3455 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
3457 * config/s390/s390.c (s390_call_saved_register_used,
3458 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
3459 accessed to the new scheme.
3461 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3463 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
3464 (cris_print_index, cris_print_operand, cris_print_operand_address)
3465 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
3466 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
3467 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
3469 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
3470 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
3471 GO_IF_LEGITIMATE_ADDRESS): Ditto.
3472 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
3473 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
3474 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
3475 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
3476 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
3477 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
3478 (uminsi3, call, call_value): Ditto.
3479 (define_split: indir_to_reg_split, unnamed): Ditto.
3481 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
3483 PR tree-optimization/30975
3484 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
3487 2007-02-18 Eric Christopher <echristo@gmail.com>
3489 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
3490 Remove use of arglist.
3491 (mips_expand_builtin): Remove use of arglist, pass in expr.
3492 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
3493 (mips_expand_builtin_movtf): Ditto.
3494 (mips_expand_builtin_compare): Ditto.
3496 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3498 * tree-sra.c (sra_build_assignment): Replace assertion
3499 checking with a comment explaining why it can't be done.
3501 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
3504 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
3505 during CALL_EXPR representation conversion.
3506 * tree-ssa-propagate.c (set_rhs): Likewise.
3508 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3510 * tree-sra.c (sra_build_assignment): Disable assertion checking
3513 2007-02-18 Roger Sayle <roger@eyesopen.com>
3515 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
3516 instead of calling build2 with a GIMPLE_MODIFY_STMT.
3517 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
3519 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
3520 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
3521 gimplify_init_ctor_eval_range, gimple_push_cleanup,
3522 gimplify_omp_for, gimplify_omp_atomic_pipeline,
3523 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
3524 force_gimple_operand): Likewise.
3525 * ipa-cp.c (constant_val_insert): Likewise.
3526 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
3527 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
3528 perfect_nestify): Likewise.
3529 * langhooks.c (lhd_omp_assignment): Likewise.
3530 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
3531 lower_copyprivate_clauses, lower_send_clauses,
3532 lower_send_shared_vars, expand_parallel_call,
3533 expand_omp_for_generic, expand_omp_for_static_nochunk,
3534 expand_omp_for_static_chunk, expand_omp_sections,
3535 lower_omp_single_copy, lower_omp_for_lastprivate,
3536 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
3537 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
3538 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
3541 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3543 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
3544 config/sh/sh.md: Follow spelling conventions.
3546 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
3547 config/frv/predicates.md: Follow spelling conventions.
3549 * config/m68k/linux-unwind.h: Fix a comment typo.
3550 * target.h: Follow spelling conventions.
3552 2007-02-18 Roger Sayle <roger@eyesopen.com>
3554 PR rtl-optimization/28173
3555 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
3556 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
3557 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
3558 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
3559 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
3561 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3563 * builtins.c (fold_builtin_load_exponent): New.
3564 (fold_builtin_2): Use it.
3566 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
3568 PR rtl-optimization/30773
3569 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
3570 if we fail to attach a REG_EQUIV note.
3572 2007-02-18 David Edelsohn <edelsohn@gnu.org>
3573 Roger Sayle <roger@eyesopen.com>
3575 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
3577 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
3579 * calls.c (initialize_argument_information): Pass original EXP
3580 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
3581 code to split complex arguments here, as part of initializing the
3583 (expand_call): Remove code that builds a list of arguments and
3584 inserts implicit arguments into it. Instead, just count how many
3585 implicit arguments there will be so we can determine the size of
3586 the ARGS array, and let initialize_argument_information do the work.
3587 (split_complex_values): Delete unused function.
3589 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
3591 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
3593 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
3595 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
3596 for arg pointer based indexed addressing.
3598 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
3600 * config/ia64/ia64.h, config/ia64/ia64.md,
3601 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
3602 spelling conventions.
3604 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3606 * config/m68k/m68k.c (split_di): New.
3607 * config/m68k/m68k-protos.h: Declare split_di.
3608 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
3609 Improve predicate handling and split constant shifts.
3611 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3613 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
3614 parameter for register bitfield operations, general predicates
3617 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3619 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
3620 * config/m68k/linux-unwind.h: New file.
3622 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
3624 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
3625 config/i386/athlon.md, config/ia64/ia64.md,
3626 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
3627 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
3628 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
3629 tree-ssa-loop-niter.c, tree-vect-analyze.c,
3630 tree-vect-transform.c: Fix comment typos.
3632 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
3634 * sched-deps.c (find_insn_list): Remove.
3635 * sched-int.h: Remove the prototype for find_insn_list.
3637 2007-02-16 Geoffrey Keating <geoffk@apple.com>
3639 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
3641 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
3642 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
3643 darwin_rs6000_override_options.
3644 (C_COMMON_OVERRIDE_OPTIONS): Expect
3645 darwin_macosx_version_min to be non-NULL always.
3646 (TARGET_C99_FUNCTIONS): Likewise.
3647 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
3648 (DARWIN_MINVERSION_SPEC): New.
3649 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
3650 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
3652 (DARWIN_MINVERSION_SPEC): New.
3653 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
3655 * config/darwin-c.c (darwin_cpp_builtins): Expect
3656 darwin_macosx_version_min to be non-NULL always.
3658 * config/rs6000/rs6000.c: Clean up trailing whitespace.
3660 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
3662 * config/i386/i386.h (x86_use_xchgb): New.
3663 (TARGET_USE_XCHGB): New macro.
3664 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
3665 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
3666 Split after reload into bswaphi for shifts of 8.
3667 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
3668 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
3669 or when optimizing for size.
3671 2007-02-16 Richard Guenther <rguenther@suse.de>
3672 Christian Bruel <christian.bruel@st.com>
3674 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
3675 DECLs but prefer SSA_NAMEs over DECLs.
3677 2007-02-16 Richard Guenther <rguenther@suse.de>
3679 * tree-flow-inline.h (single_imm_use_p): Remove.
3680 (zero_imm_uses_p): Likewise.
3681 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
3682 instead of single_imm_use_p.
3683 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
3686 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3689 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
3690 nested double- and backquotes.
3692 2007-02-15 Roger Sayle <roger@eyesopen.com>
3695 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
3696 should be unreachable.
3697 (build2_stat): Allow construction of MODIFY_EXPR at any time.
3698 For the time being redirect GIMPLE_MODIFY_STMT to the new
3699 (renamed) build_gimple_modify_stmt_stat.
3700 (build2_gimple_stat): Rename to...
3701 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
3702 Always build a GIMPLE_MODIFY_STMT node.
3703 * tree.h (build2_gimple, build2_gimple_stat): Delete.
3704 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
3707 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
3708 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
3709 * tree-complex.c (set_component_ssa_name, expand_complex_move,
3710 expand_complex_div_wide): Likewise.
3711 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
3712 * tree-ssa-loop-im.c (schedule_sm): Likewise.
3713 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
3714 * tree-ssa-loop-manip.c (create_iv): Likewise.
3715 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
3716 abs_replacement): Likewise.
3717 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
3718 realify_fake_stores): Likewise.
3720 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
3721 node rather than a GIMPLE_MODIFY_STMT node.
3722 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
3723 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
3725 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
3726 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
3729 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3732 * fold-const.c (fold_comparison): Add back the
3733 folding of constant complex comparisions.
3735 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3738 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
3739 effects unknown to this function, return early.
3741 2007-02-15 Ian Lance Taylor <iant@google.com>
3743 * lower-subreg.c (move_eh_region_note): New static function.
3744 (resolve_simple_move): Call it.
3745 (decompose_multiword_subregs): Track blocks for which we resolve a
3746 simple move which is also a control flow insn. Pass them to
3747 find_many_sub_basic_blocks.
3748 (pass_lower_subreg): Add TODO_verify_flow.
3749 (pass_lower_subreg2): Likewise.
3751 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3752 Brooks Moses <brooks.moses@codesourcery.com>
3753 Lee Millward <lee.millward@codesourcery.com>
3755 * tree.h (enum tree_code_class): Add tcc_vl_exp.
3756 (VL_EXP_CLASS_P): New.
3757 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
3759 (TREE_OPERAND_CHECK_CODE): Likewise.
3760 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
3761 (TREE_RTL_OPERAND_CHECK): Likewise.
3762 (tree_operand_check_failed): Make second parameter the whole tree
3763 instead of its code. Fixed callers.
3764 (VL_EXP_CHECK): New.
3765 (TREE_OPERAND_LENGTH): New.
3766 (VL_EXP_OPERAND_LENGTH): New.
3767 (CALL_EXPR_FN): New.
3768 (CALL_EXPR_STATIC_CHAIN): New.
3769 (CALL_EXPR_ARGS): New.
3770 (CALL_EXPR_ARG): New.
3771 (call_expr_nargs): New.
3772 (CALL_EXPR_ARGP): New.
3773 (build_nt_call_list): Declare.
3774 (build_vl_exp_stat): Declare.
3775 (build_vl_exp): New.
3776 (build_call_list): Declare.
3777 (build_call_nary): Declare.
3778 (build_call_valist): Declare.
3779 (build_call_array): Declare.
3780 (call_expr_arg): Declare.
3781 (call_expr_argp): Declare.
3782 (call_expr_arglist): Declare.
3783 (fold_build_call_list): Declare.
3784 (fold_build_call_list_initializer): Declare.
3785 (fold_call_expr): Declare to replace fold_builtin.
3786 (fold_builtin_fputs): Update to agree with modified definition.
3787 (fold_builtin_strcpy): Likewise.
3788 (fold_builtin_strncpy): Likewise.
3789 (fold_builtin_memory_chk): Likewise.
3790 (fold_builtin_stxcpy_chk): Likewise.
3791 (fold_builtin_strncpy_chk): Likewise.
3792 (fold_builtin_next_arg): Likewise.
3793 (fold_build_call_expr): Declare.
3794 (fold_builtin_call_list): Declare.
3795 (fold_builtin_call_valist): Declare.
3796 (build_call_expr): Declare.
3797 (validate_arglist): Update to agree with modified definition.
3798 (tree_operand_length): New.
3799 (call_expr_arg_iterator): New.
3800 (init_call_expr_arg_iterator): New.
3801 (next_call_expr_arg): New.
3802 (first_call_expr_arg): New.
3803 (more_call_expr_args_p): New.
3804 (FOR_EACH_CALL_EXPR_ARG): New.
3806 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
3807 and tcc_gimple_stmt.
3808 (tree_code_size): Update documentation. Use sizeof (tree) rather
3809 than sizeof (char *).
3810 (tree_size): Likewise. Add case for tcc_vl_exp.
3811 (tree_node_structure): Add case for tcc_vl_exp.
3812 (contains_placeholder_p): Likewise.
3813 (substitute_in_expr): Likewise.
3814 (substitute_placeholder_in_expr): Likewise.
3815 (stabilize_reference_1): Likewise.
3816 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
3817 to diagnose breakage of this interface for constructing CALL_EXPRs.
3818 (build_nt): Add similar assertion here.
3819 (build_nt_call_list): New.
3820 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
3821 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
3823 (get_callee_fndecl): Use new CALL_EXPR accessors.
3824 (tree_operand_check_failed): Change parameters to pass entire node
3825 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
3826 (process_call_operands): New.
3827 (build_vl_exp_stat): New.
3828 (build_call_list): New.
3829 (build_call_nary): New.
3830 (build_call_valist): New.
3831 (build_call_array): New.
3832 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3833 (call_expr_arglist): New.
3835 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
3836 tcc_vl_exp instead of a fixed-size tcc_expression.
3838 * doc/c-tree.texi (CALL_EXPR): Document new representation and
3839 accessors for CALL_EXPRs.
3840 (AGGR_INIT_EXPR): Likewise.
3842 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3843 Brooks Moses <brooks.moses@codesourcery.com>
3844 Lee Millward <lee.millward@codesourcery.com>
3846 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
3847 (expand_builtin_nonlocal_goto): Change parameter to be entire
3848 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
3849 (expand_builtin_prefetch): Likewise.
3850 (expand_builtin_classify_type): Likewise.
3851 (mathfn_built_in): Return NULL_TREE instead of 0.
3852 (expand_errno_check): Use new CALL_EXPR accessors.
3853 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
3854 Return NULL_RTX instead of 0.
3855 (expand_builtin_mathfn_2): Likewise.
3856 (expand_builtin_mathfn_3): Likewise.
3857 (expand_builtin_interclass_mathfn): Likewise.
3858 (expand_builtin_sincos): Likewise.
3859 (expand_builtin_cexpi): Likewise.
3860 (expand_builtin_int_roundingfn): Likewise.
3861 (expand_builtin_int_roundingfn_2): Likewise.
3862 (expand_builtin_pow): Likewise.
3863 (expand_builtin_powi): Likewise.
3864 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
3865 of arglist, fixing callers appropriately. Use new CALL_EXPR
3866 accessors and constructors. Return NULL_RTX instead of 0.
3867 (expand_builtin_strstr): Likewise.
3868 (expand_builtin_strchr): Likewise.
3869 (expand_builtin_strrchr): Likewise.
3870 (expand_builtin_strpbrk): Likewise.
3871 (expand_builtin_memcpy): Likewise.
3872 (expand_builtin_mempcpy): Likewise.
3873 (expand_builtin_mempcpy_args): New.
3874 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
3875 (expand_builtin_memmove_args): New.
3876 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
3877 (expand_movstr): Likewise.
3878 (expand_builtin_strcpy): Likewise.
3879 (expand_builtin_strcpy_args): New.
3880 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
3881 (expand_builtin_strncpy): Likewise.
3882 (expand_builtin_memset): Likewise.
3883 (expand_builtin_memset_args): New.
3884 (expand_builtin_bzero): Similarly to expand_builtin_memset.
3885 (expand_builtin_memcmp): Likewise.
3886 (expand_builtin_strcmp): Likewise.
3887 (expand_builtin_strncmp): Likewise.
3888 (expand_builtin_strcat): Likewise.
3889 (expand_builtin_strncat): Likewise.
3890 (expand_builtin_strspn): Likewise.
3891 (expand_builtin_strcspn): Likewise.
3892 (expand_builtin_args_info): Likewise.
3893 (expand_builtin_va_start): Likewise.
3894 (gimplify_va_arg_expr): Likewise.
3895 (expand_builtin_va_end): Likewise.
3896 (expand_builtin_va_copy): Likewise.
3897 (expand_builtin_frame_address): Likewise.
3898 (expand_builtin_alloca): Likewise.
3899 (expand_builtin_bswap): Likewise.
3900 (expand_builtin_unop): Likewise.
3901 (expand_builtin_fputs): Likewise.
3902 (expand_builtin_expect): Likewise.
3903 (expand_builtin_fabs): Likewise.
3904 (expand_builtin_copysign): Likewise.
3905 (expand_builtin_printf): Likewise.
3906 (expand_builtin_fprintf): Likewise.
3907 (expand_builtin_sprintf): Likewise.
3908 (expand_builtin_init_trampoline): Likewise.
3909 (expand_builtin_signbit): Likewise.
3910 (expand_builtin_fork_or_exec): Likewise.
3911 (expand_builtin_sync_operation): Likewise.
3912 (expand_builtin_compare_and_swap): Likewise.
3913 (expand_builtin_lock_test_and_set): Likewise.
3914 (expand_builtin_lock_release): Likewise.
3915 (expand_builtin): Likewise.
3916 (builtin_mathfn_code): Likewise.
3918 (fold_builtin_constant_p): Pass call arguments individually instead
3919 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3920 accessors and constructors. Return NULL_TREE instead of 0.
3921 (fold_builtin_expect): Likewise.
3922 (fold_builtin_classify_type): Likewise.
3923 (fold_builtin_strlen): Likewise.
3924 (fold_builtin_nan): Likewise.
3925 (integer_valued_real_p): Likewise.
3926 (fold_trunc_transparent_mathfn): Likewise.
3927 (fold_fixed_mathfn): Likewise.
3928 (fold_builtin_cabs): Likewise.
3929 (fold_builtin_sqrt): Likewise.
3930 (fold_builtin_cbrt): Likewise.
3931 (fold_builtin_cos): Likewise.
3932 (fold_builtin_cosh): Likewise.
3933 (fold_builtin_tan): Likewise.
3934 (fold_builtin_sincos): Likewise.
3935 (fold_builtin_cexp): Likewise.
3936 (fold_builtin_trunc): Likewise.
3937 (fold_builtin_floor): Likewise.
3938 (fold_builtin_ceil): Likewise.
3939 (fold_builtin_round): Likewise.
3940 (fold_builtin_int_roundingfn): Likewise.
3941 (fold_builtin_bitop): Likewise.
3942 (fold_builtin_bswap): Likewise.
3943 (fold_builtin_logarithm): Likewise.
3944 (fold_builtin_hypot): Likewise.
3945 (fold_builtin_pow): Likewise.
3946 (fold_builtin_powi): Likewise.
3947 (fold_builtin_exponent): Likewise.
3948 (fold_builtin_memset): Likewise.
3949 (fold_builtin_bzero): Likewise.
3950 (fold_builtin_memory_op): Likewise.
3951 (fold_builtin_bcopy): Deleted; call site changed to invoke
3952 fold_builtin_memory_op directly.
3953 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
3954 (fold_builtin_strncpy): Likewise.
3955 (fold_builtin_memcmp): Likewise.
3956 (fold_builtin_strcmp): Likewise.
3957 (fold_builtin_strncmp): Likewise.
3958 (fold_builtin_signbit): Likewise.
3959 (fold_builtin_copysign): Likewise.
3960 (fold_builtin_isascii): Likewise.
3961 (fold_builtin_toascii): Likewise.
3962 (fold_builtin_isdigit): Likewise.
3963 (fold_builtin_fabs): Likewise.
3964 (fold_builtin_abs): Likewise.
3965 (fold_builtin_fmin_fmax): Likewise.
3966 (fold_builtin_carg): Likewise.
3967 (fold_builtin_classify): Likewise.
3968 (fold_builtin_unordered_cmp): Likewise.
3970 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
3971 New functions split out from fold_builtin_1.
3972 (fold_builtin_n): New.
3973 (fold_builtin_varargs): New.
3974 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
3976 (fold_call_expr): New.
3977 (build_function_call_expr): Rewrite to use new helper function.
3978 (fold_builtin_call_list): New.
3979 (build_call_expr): New.
3980 (fold_builtin_call_valist): New.
3981 (rewrite_call_expr): New.
3982 (validate_arg): New.
3983 (validate_arglist): Change parameter to be entire CALL_EXPR instead
3984 of an arglist. Change return type to bool. Use new CALL_EXPR
3987 (fold_builtin_strstr): Pass call arguments individually instead
3988 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3989 accessors and constructors. Return NULL_TREE instead of 0.
3990 (fold_builtin_strchr): Likewise.
3991 (fold_builtin_strrchr): Likewise.
3992 (fold_builtin_strpbrk): Likewise.
3993 (fold_builtin_strcat): Likewise.
3994 (fold_builtin_strncat): Likewise.
3995 (fold_builtin_strspn): Likewise.
3996 (fold_builtin_strcspn): Likewise.
3997 (fold_builtin_fputs): Likewise.
3998 (fold_builtin_next_arg): Likewise.
3999 (fold_builtin_sprintf): Likewise.
4001 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
4002 NULL_RTX instead of 0.
4003 (expand_builtin_memory_chk): Likewise.
4004 (maybe_emit_chk_warning): Likewise.
4005 (maybe_emit_sprintf_chk_warning): Likewise.
4007 (fold_builtin_object_size): Pass call arguments individually instead
4008 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
4009 accessors and constructors. Return NULL_TREE instead of 0.
4010 (fold_builtin_memory_chk): Likewise.
4011 (fold_builtin_stxcpy_chk): Likewise.
4012 (fold_builtin_strncpy_chk): Likewise.
4013 (fold_builtin_strcat_chk): Likewise.
4014 (fold_builtin_strcat_chk): Likewise.
4015 (fold_builtin_strncat_chk): Likewise.
4016 (fold_builtin_sprintf_chk): Likewise.
4017 (fold_builtin_snprintf_chk): Likewise.
4018 (fold_builtin_printf): Likewise.
4019 (fold_builtin_vprintf): Likewise.
4021 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
4023 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
4024 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4025 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
4026 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
4027 (fold_unary): Likewise.
4028 (fold_binary): Likewise.
4029 (fold_ternary): Remove CALL_EXPR case, since they are no longer
4030 ternary expressions.
4031 (fold): Add logic for tcc_vl_exp.
4032 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
4033 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4034 (fold_build3_stat): Add assertion to flag broken interface for
4035 constructing CALL_EXPRs.
4036 (fold_build_call_list): New.
4037 (fold_build_call_list_initializer): New.
4038 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
4040 (fold_strip_sign_ops): Likewise.
4042 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4043 Brooks Moses <brooks.moses@codesourcery.com>
4044 Lee Millward <lee.millward@codesourcery.com>
4046 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
4047 accessors and dump arguments explicitly.
4049 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
4051 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
4053 (print_call_name): Use new CALL_EXPR accessors.
4055 * print-tree.c (print_node): Add case tcc_vl_exp. Print
4056 CALL_EXPR arguments explicitly instead of as a list. Use
4057 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4059 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
4060 (vrp_visit_stmt): Likewise.
4062 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
4063 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
4065 (force_move_till_expr): Likewise.
4067 * targhooks.c (default_external_stack_protect_fail): Use
4068 build_call_expr instead of build_function_call_expr.
4069 (default_hidden_stack_protect_fail): Likewise.
4071 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
4074 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
4075 and walk arguments explicitly.
4077 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
4078 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4079 (expand_simple_operations): Likewise.
4080 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
4082 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
4083 of TREE_CODE_LENGTH.
4084 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
4086 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
4087 instead of TREE_CODE_LENGTH.
4089 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
4090 (tree_ic_transform): Likewise.
4091 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
4092 parameter instead of arglist. Fix callers.
4093 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
4094 (tree_stringops_transform): Likewise.
4095 (tree_indirect_call_to_profile): Likewise.
4096 (tree_stringops_values_to_profile): Likewise.
4098 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
4099 (eliminate_tail_call): Likewise.
4101 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
4103 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
4104 Use TREE_OPERAND_LENGTH and generalize to handle any number of
4106 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
4108 * omp-low.c (build_omp_barrier): Use build_call_expr.
4109 (lower_rec_input_clauses): Likewise.
4110 (lower_reduction_clauses): Likewise.
4111 (expand_parallel_call): Likewise.
4112 (maybe_catch_exception): Likewise.
4113 (expand_omp_for_generic): Likewise.
4114 (expand_omp_for_static_nochunk): Likewise.
4115 (expand_omp_sections): Likewise.
4116 (lower_omp_single_simple): Likewise.
4117 (lower_omp_single_copy): Likewise.
4118 (lower_omp_master): Likewise.
4119 (lower_omp_ordered): Likewise.
4120 (lower_omp_critical): Likewise.
4122 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
4123 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
4125 * tree-gimple.c (is_gimple_call_addr): Fix doc.
4126 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
4127 TREE_CODE_LENGTH. Add tcc_vl_exp case.
4129 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
4130 and generalize to handle any number of operands.
4131 (chrec_contains_undetermined): Likewise.
4132 (tree_contains_chrecs): Likewise.
4133 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
4135 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
4137 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
4138 fold_call_expr instead of fold_builtin.
4139 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
4140 match declarations there.
4141 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
4144 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
4145 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4147 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
4148 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
4150 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
4153 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
4154 (execute_cse_sincos): Use new CALL_EXPR accessors.
4156 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
4158 * gimple-low.c (lower_function_body): Use build_call_expr.
4159 (lower_builtin_setjmp): Likewise.
4161 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
4162 (set_storage_via_libcall): Likewise.
4163 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
4164 instead of TREE_CODE_LENGTH.
4165 (expand_expr_real_1): Use new CALL_EXPR accessors.
4167 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
4168 generalize to handle any number of operands.
4169 (TB_parent_eq): Likewise.
4171 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
4172 (strip_builtin_expect): Likewise.
4174 * function.c (gimplify_parameters): Use build_call_expr.
4176 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
4177 instead of TREE_CODE_LENGTH.
4179 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
4180 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
4182 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
4185 * gimplify.c (build_stack_save_restore): Use build_call_expr.
4186 (gimplify_decl_expr): Likewise.
4187 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
4188 Use new CALL_EXPR iterators.
4189 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
4190 (gimplify_modify_expr_to_memset): Likewise.
4191 (gimplify_variable_sized_compare): Likewise.
4192 (gimplify_omp_atomic_fetch_op): Likewise.
4193 (gimplify_omp_atomic_pipeline): Likewise.
4194 (gimplify_omp_atomic_mutex): Likewise.
4195 (gimplify_function_tree): Likewise.
4197 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
4198 (call_expr_flags): Likewise.
4199 (expand_call): Likewise.
4201 * except.c (expand_builtin_eh_return_data_regno): Pass entire
4202 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
4205 * coverage.c (create_coverage): Use build_call_expr.
4207 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
4208 (temp_call_expr_obstack): New.
4209 (pool_copy_list): Delete.
4210 (temp_copy_call_expr): New.
4211 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
4212 CALL_EXPR accessors. Get rid of special goo for copying argument
4213 lists and use temp_copy_call_expr instead.
4214 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
4215 CALL_EXPR accessors.
4216 (create_expression_by_pieces): Likewise. Use build_call_array
4217 to construct the result instead of fold_build3.
4218 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
4219 dealing with argument lists.
4220 (init_pre): Remove references to expression_node_pool and
4221 list_node_pool. Init temp_call_expr_obstack instead.
4222 (fini_pre): Remove references to expression_node_pool and
4225 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
4226 and walk arguments explicitly instead of as a list.
4228 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
4229 (mx_register_decls): Likewise.
4230 (mudflap_register_call): Likewise.
4231 (mudflap_finish_file): Likewise.
4233 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
4234 (ipa_callsite_compute_param): Likewise.
4236 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
4237 accessors and constructor.
4239 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
4240 accessors and constructor.
4241 (convert_tramp_reference): Likewise.
4242 (convert_call_expr): Likewise.
4243 (finalize_nesting_tree_1): Likewise.
4245 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
4248 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
4250 * tree-inline.c (initialize_inlined_parameters): Pass entire
4251 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
4253 (estimate_num_insns_1): Use new CALL_EXPR accessors.
4254 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
4256 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
4257 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4258 (vectorizable_reduction): Likewise.
4259 (vectorizable_call): Use new CALL_EXPR iterators.
4260 (vectorizable_conversion): Use build_call_expr.
4261 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
4262 (vect_gen_widened_results_half): Use build_call_expr.
4263 (vect_setup_realignment): Likewise.
4264 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
4266 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
4267 (pass_through_call): Likewise.
4268 (compute_object_sizes): Likewise. Use fold_call_expr instead of
4271 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
4272 (tree_gen_pow2_profiler): Likewise.
4273 (tree_gen_one_value_profiler): Likewise.
4274 (tree_gen_ic_func_profiler): Likewise.
4275 (tree_gen_average_profiler): Likewise.
4276 (tree_gen_ior_profiler): Likewise.
4278 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
4279 (find_func_aliases): Use new CALL_EXPR accessors. Add case
4280 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4282 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
4283 of TREE_CODE_LENGTH.
4285 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
4286 of TREE_CODE_LENGTH.
4288 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
4290 (convert_to_integer): Likewise.
4292 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
4295 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4296 Brooks Moses <brooks.moses@codesourcery.com>
4297 Lee Millward <lee.millward@codesourcery.com>
4299 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
4301 * config/frv/frv.c (frv_expand_builtin): Likewise.
4302 * config/s390/s390.c (s390_expand_builtin): Likewise.
4304 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
4305 (sparc_expand_builtin): Use new CALL_EXPR accessors.
4307 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
4308 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
4309 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
4310 (ix86_expand_store_builtin): Likewise.
4311 (ix86_expand_unop_builtin): Likewise.
4312 (ix86_expand_unop1_builtin): Likewise.
4313 (ix86_expand_sse_compare): Likewise.
4314 (ix86_expand_sse_comi): Likewise.
4315 (ix86_expand_vec_init_builtin): Likewise.
4316 (ix86_expand_vec_ext_builtin): Likewise.
4317 (ix86_expand_vec_set_builtin): Likewise.
4318 (ix86_expand_builtin): Use new CALL_EXPR accessors.
4320 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
4321 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
4323 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
4324 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4325 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
4327 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
4329 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4330 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
4331 arglist. Use new CALL_EXPR accessors. Fix callers.
4332 (altivec_expand_abs_builtin): Likewise.
4333 (rs6000_expand_binop_builtin): Likewise.
4334 (altivec_expand_predicate_builtin): Likewise.
4335 (altivec_expand_lv_builtin): Likewise.
4336 (spe_expand_stv_builtin): Likewise.
4337 (altivec_expand_stv_builtin): Likewise.
4338 (rs6000_expand_ternop_builtin): Likewise.
4339 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
4340 (altivec_expand_st_builtin): Likewise.
4341 (altivec_expand_dst_builtin): Likewise.
4342 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
4343 arglist. Use new CALL_EXPR accessors. Fix callers.
4344 (altivec_expand_vec_set_builtin): Likewise.
4345 (altivec_expand_vec_ext_builtin): Likewise.
4346 (altivec_expand_builtin): Use new CALL_EXPR accessors.
4347 (spe_expand_builtin): Likewise.
4348 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
4349 arglist. Use new CALL_EXPR accessors. Fix callers.
4350 (spe_expand_evsel_builtin): Likewise.
4351 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
4352 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
4354 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
4355 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4356 (arm_expand_unop_builtin): Likewise.
4357 (arm_expand_builtin): Use new CALL_EXPR accessors.
4359 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
4362 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
4363 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4364 (bfin_expand_unop_builtin): Likewise.
4365 (bfin_expand_builtin): Use new CALL_EXPR accessors.
4367 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4368 Brooks Moses <brooks.moses@codesourcery.com>
4369 Lee Millward <lee.millward@codesourcery.com>
4371 * c-semantics.c (build_stmt): Add internal diagnostic check.
4373 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
4374 accessors. Print arguments explicitly instead of as a list.
4376 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
4378 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
4379 (c_finish_omp_flish): Likewise.
4381 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
4382 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
4383 instead of TREE_CODE_LENGTH.
4384 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
4385 (c_warn_unused_result): Likewise.
4387 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4390 * doc/invoke.texi (Warning Options): Remove
4391 -Werror-implicit-function-declaration.
4392 (Wimplicit-function-declaration): Update description.
4393 * opts.c (common_handle_option): Move handling of -Werror=* to...
4394 (enable_warning_as_error): ...here.
4395 * opts.h (enable_warning_as_error): Declare.
4396 * c-decl.c (implicit_decl_warning): Unless
4397 -Wno-implicit-function-declaration is given, emit a pedwarn if
4398 -std=c99 or emit a warning if -Wimplicit-function-declaration.
4399 * c.opt (Wimplicit-function-declaration): Replace
4400 mesg_implicit_function_declaration with
4401 warn_implicit_function_declaration.
4402 * c-opts.c (c_common_handle_option):
4403 -Werror-implicit-function-declaration is exactly equal as
4404 -Werror=implicit-function-declaration.
4405 (set_Wimplicit): Replace mesg_implicit_function_declaration with
4406 warn_implicit_function_declaration.
4407 (c_common_post_options): -Wimplict-function-declaration is enabled
4408 by default by -std=c99, otherwise is disabled by default.
4409 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
4411 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4413 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
4414 DECL on the rhs to a DECL on the lhs for debug info purposes if the
4415 former is ignored but not the latter.
4417 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4419 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
4420 is made and the reference doesn't use the alias set of its type,
4421 do not create the temporary using that type.
4423 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
4425 * jump.c: Remove prototypes for delete_computation and
4426 delete_prior_computation.
4428 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4430 * jump.c (get_label_after): Delete.
4431 (get_label_before, delete_computation, delete_jump,
4432 delete_prior_computation, follow_jumps): Move...
4433 * reorg.c (delete_computation, delete_prior_computation): ... here...
4434 (get_label_before, delete_jump): ... making these static ...
4435 (follow_jumps): ... and simplifying this since it only runs after
4437 * rtl.h (get_label_after, get_label_before, delete_jump,
4438 follow_jumps): Delete prototypes.
4440 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4442 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
4444 2007-02-15 Nick Clifton <nickc@redhat.com>
4446 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
4447 order to prevent it from being munged by the target.
4449 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
4451 * config/i386/i386.md: Remove misleading comment.
4453 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4455 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
4456 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
4459 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4461 * tree-sra.c (instantiate_missing_elements): Canonicalize
4463 (sra_build_assignment): New.
4464 (generate_copy_inout, generate_element_copy,
4465 generate_element_zero, generate_one_element_init): Use it.
4467 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4469 * tree-sra.c (instantiate_missing_elements): Canonicalize
4471 (sra_build_assignment): New.
4472 (generate_copy_inout, generate_element_copy,
4473 generate_element_zero, generate_one_element_init): Use it.
4475 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4477 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
4480 2007-02-14 Joseph Myers <joseph@codesourcery.com>
4482 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
4483 types as aggregates not scalars.
4484 * function.c (assign_stack_temp_for_type): Likewise.
4486 2007-02-14 Roger Sayle <roger@eyesopen.com>
4487 Zdenek Dvorak <dvorakz@suse.cz>
4489 * tree-dump.c (dump_switch_p_1): Require exact match of the option
4492 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
4494 * passes.c (next_pass_1): Clear the next field of the copied
4497 2007-02-14 Richard Henderson <rth@redhat.com>
4499 * tree-sra.c (early_sra): New.
4500 (decl_can_be_decomposed_p): Deny va_list if early_sra.
4501 (tree_sra_early, pass_sra_early): New.
4502 * tree-pass.h (pass_sra_early): Declare.
4503 * passes.c (init_optimization_passes): Use it.
4505 2007-02-14 Richard Guenther <rguenther@suse.de>
4507 * flags.h (issue_strict_overflow_warning): Convert to a macro.
4509 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
4511 PR tree-optimization/30771
4512 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
4514 (vect_analyze_operations): Induction phis can now be marked as
4516 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
4517 Update documentation accordingly.
4519 2007-02-14 Nick Clifton <nickc@redhat.com>
4521 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
4522 most 3 arguments are supported.
4523 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
4525 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
4527 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
4528 Ensure dst->current is valid.
4530 2007-02-13 Paul Brook <paul@codesourcery.com>
4532 * config.gcc: Add arm*-*-uclinux-*eabi.
4533 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
4534 (SUBTARGET_EXTRA_LINK_SPEC): Define.
4535 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
4536 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
4537 (LINK_SPEC): Define.
4539 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
4541 * config/arm/uclinux-eabi.h: New file.
4542 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
4543 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
4546 2007-02-13 Ian Lance Taylor <iant@google.com>
4548 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
4549 * flags.h (warn_strict_overflow): Declare.
4550 (enum warn_strict_overflow_code): Define.
4551 (issue_strict_overflow_warning): New static inline function.
4552 * opts.c (warn_strict_overflow): New variable.
4553 (common_handle_option): Handle OPT_Wstrict_overflow and
4554 OPT_Wstrict_overflow_.
4555 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
4557 * fold-const.c: Include intl.h.
4558 (fold_deferring_overflow_warnings): New static variable.
4559 (fold_deferred_overflow_warning): New static variable.
4560 (fold_deferred_overflow_code): New static variable.
4561 (fold_defer_overflow_warnings): New function.
4562 (fold_undefer_overflow_warnings): New function.
4563 (fold_undefer_and_ignore_overflow_warnings): New function.
4564 (fold_deferring_overflow_warnings_p): New function.
4565 (fold_overflow_warning): New static function.
4566 (make_range): Add strict_overflow_p parameter. Change all
4568 (extract_muldiv, extract_muldiv_1): Likewise.
4569 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
4570 tree_expr_nonnegative_p.
4571 (fold_negate_expr): Call fold_overflow_warning.
4572 (fold_range_test): Likewise.
4573 (fold_comparison): Likewise.
4574 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
4575 instead of tree_expr_nonnegative_p.
4576 (tree_expr_nonnegative_warnv_p): Rename from
4577 tree_expr_nonnegative_p, add strict_overflow_p parameter.
4578 (tree_expr_nonnegative_p): New function.
4579 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
4580 strict_overflow_p parameter.
4581 (tree_expr_nonzero_p): New function.
4582 * passes.c (verify_interpass_invariants): New static function.
4583 (execute_one_pass): Call it.
4584 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
4586 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
4587 (estimate_numbers_of_iterations): Likewise.
4588 (scev_probably_wraps_p): Likewise.
4589 * tree-ssa-ccp.c: Include "toplev.h".
4590 (evaluate_stmt): Defer fold overflow warnings until we know we are
4592 (struct fold_stmt_r_data): Add stmt field.
4593 (fold_stmt_r): Defer fold overflow warnings until we know we
4595 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
4596 (fold_stmt_inplace): Likewise.
4597 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
4598 (cleanup_control_expr_graph): Defer fold overflow warnings until
4599 we know we are going to optimize.
4600 * tree-cfg.c (fold_cond_expr_cond): Likewise.
4601 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
4603 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
4604 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
4605 * tree-ssa-loop-manip.c (create_iv): Likewise.
4606 * c-typeck.c (build_conditional_expr): Likewise.
4607 (build_binary_op): Likewise.
4608 * tree-vrp.c (vrp_expr_computes_nonzero): Call
4609 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
4610 (extract_range_from_unary_expr): Likewise.
4611 * simplify-rtx.c (simplify_const_relational_operation): Warn when
4612 assuming that signed overflow does not occur.
4613 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
4614 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
4615 (fold_defer_overflow_warnings): Declare.
4616 (fold_undefer_overflow_warnings): Declare.
4617 (fold_undefer_and_ignore_overflow_warnings): Declare.
4618 (fold_deferring_overflow_warnings_p): Declare.
4619 (tree_expr_nonzero_warnv_p): Declare.
4620 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
4622 (Warning Options): Document -Wstrict-overflow.
4623 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
4624 (tree-ssa-ccp.o): Likewise.
4625 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
4626 (fold-const.o): Depend on intl.h.
4628 2007-02-13 Ian Lance Taylor <iant@google.com>
4631 * lower-subreg.c (resolve_simple_move): Decompose subregs in
4634 2007-02-13 Stuart Hastings <stuart@apple.com>
4636 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
4638 2007-02-13 Richard Henderson <rth@redhat.com>
4640 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
4641 handled_component_p before looking for the indirect_ref.
4643 2007-02-13 Richard Henderson <rth@redhat.com>
4645 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
4646 remove flags clobber.
4647 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
4648 (bswaphi_lowpart): New.
4649 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
4650 remove TARGET_BSWAP test. Delete expander of the same name.
4652 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
4653 (expand_unop): Use them.
4655 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
4657 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
4658 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
4659 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
4660 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
4661 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
4662 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
4663 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
4664 assembler dialect choice from asm templates.
4666 2007-02-12 Richard Henderson <rth@redhat.com>
4668 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
4669 (fixuns_trunc<SSEMODEF>si2): Use it.
4670 * config/i386/sse.md (vec_setv4sf_0): Export.
4671 * config/i386/i386.c (ix86_build_const_vector): Export.
4672 (ix86_split_convert_uns_si_sse): Rename from
4673 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
4674 * config/i386/i386-protos.h: Update.
4676 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4679 * c-typeck.c (c_finish_return): Improve warning message.
4681 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4683 * alias.c (find_symbolic_term): Delete unused function.
4685 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
4687 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
4688 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
4689 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
4691 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4693 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4694 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
4695 the function, temporarily point the debug interface to the null one.
4697 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4699 * dwarf2out.c (round_up_to_align): New static function.
4700 (field_byte_offset): Use it to round the offset.
4702 2007-02-12 Richard Henderson <rth@redhat.com>
4704 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
4705 (inswl_const): Export.
4707 2007-02-12 Richard Henderson <rth@redhat.com>
4709 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
4710 result mode of the libcall, convert back to outmode.
4712 2007-02-12 Roger Sayle <roger@eyesopen.com>
4714 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
4715 (bswapdi2): New define_expand to implement 32-bit implementation.
4717 2007-02-12 Nick Clifton <nickc@redhat.com>
4719 * doc/invoke.texi (Overall Options): Document --help=.
4720 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
4721 (cc1_options): Pass --help= on to cc1.
4722 (display_help): Add description of --help=.
4723 (process_command): Add code to handle --help=. Allow translated
4724 --help and --target-help switches to be passed on to compiler
4726 (main): Remove unused if statement.
4727 * opts.c (columns): Remove.
4728 (LEFT_COLUMN): Define.
4729 (wrap_help): Add columns argument.
4730 (print_filtered_help): Change parameters to be an include bitmask,
4731 an exclude bitmask, an any bitmask and the column width. Move the
4732 code to display the params list here. Add code to display the
4733 status of options rather than their descriptions if the quiet flag
4735 (print_specific_help): Change parameters to be an include bitmask,
4736 an exclude bitmask and an any bitmask. Move code to look up the
4737 column width here. Decide upon the title for an options listing.
4738 (common_handle_options): Add code to handle --help=. Adapt code
4739 for --help and --target-help to use the revised form of the
4740 print_specific_help function.
4741 (print_help): Delete.
4742 (print_param_help): Delete.
4743 (print_switch): Delete.
4744 * opts.h (cl_lang_count): Add prototype.
4745 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
4746 CL_MAX_OPTION_CLASS): New defines.
4747 * optc-gen.awk: Add construction of cl_lang_count.
4748 * c.opt: Add Warning attribute to warning options and Optimization
4749 attribute to optimization options.
4750 * common.opt: Likewise.
4752 Add -fhelp and -ftarget-help as aliases for the transformed --help
4753 and --target-help options.
4754 * opt-functions.awk: Add code to handle Warning and Optimization
4757 2007-02-12 Richard Henderson <rth@redhat.com>
4759 * config/alpha/constraints.md: New file.
4760 * config/alpha/alpha.c: Include tm-constrs.h.
4761 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
4762 alpha_extra_constraint): Remove.
4763 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
4764 * config/alpha/alpha-protos.h: Update.
4765 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
4766 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
4767 (EXTRA_CONSTRAINT): Remove.
4768 * config/alpha/alpha.md: Include constraints.md.
4769 (adddi splitter): Use satisfies_constraint_*.
4770 * config/alpha/predicates.md (add_operand): Likewise.
4771 (sext_add_operand, addition_operation): Likewise.
4773 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
4775 PR tree-optimization/29145
4776 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
4777 in our handling of restrict qualified pointers.
4779 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4782 * doc/invoke.texi (Wunused-value): Update description.
4783 (Wextra): Delete item.
4784 * opts.c (set_Wextra): Don't use the value of Wextra to set the
4785 value of Wunused-value.
4786 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
4787 (c_finish_stmt_expr): Don't check extra_warnings.
4788 (emit_side_effect_warnings): The caller is responsible to check
4791 2007-02-11 Roger Sayle <roger@eyesopen.com>
4792 Matt Thomas <matt@3am-software.com>
4794 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
4796 2007-02-11 Roger Sayle <roger@eyesopen.com>
4798 * simplify-rtx.c (simplify_relational_operation_1): Optimize
4799 comparisons of POPCOUNT against zero.
4800 (simplify_const_relational_operation): Likewise.
4802 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4804 * doc/invoke.texi (Wextra): Delete outdated paragraph.
4806 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4808 * dwarf2out.c (root_type): Delete unused function.
4810 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4812 * genattrtab.c (contained_in_p): Delete unused function.
4813 (write_expr_attr_cache): Likewise.
4815 2007-02-11 Jan Hubicka <jh@suse.cz>
4817 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
4820 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
4822 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
4823 to add the REG_EQ* note.
4824 * see.c (see_merge_one_use_extension): Likewise.
4825 * local-alloc.c (update_equiv_regs): Likewise. Also don't
4826 turn REG_EQUAL notes into REG_EQUIV notes if the target
4827 register may have more than one set.
4828 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
4829 * gcse.c (try_replace_reg): Likewise.
4830 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
4831 * calls.c (fixup_tail_calls): Likewise. Abort if there is
4832 more than one REG_EQUIV note.
4833 * reload1.c (gen_reload): Use set_unique_reg_note.
4835 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
4837 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
4838 (ix86_builtin_conversion): New function.
4840 2007-02-06 Mark Mitchell <mark@codesourcery.com>
4843 * tree.h (DECL_REPLACEABLE_P): New macro.
4844 * except.c (set_nothrow_function_flags): Likewise.
4846 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
4847 Ira Rosen <irar@il.ibm.com>
4848 Dorit Nuzman <dorit@il.ibm.com>
4850 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
4851 * targhooks.c (default_builtin_vectorized_conversion): New.
4852 * targhooks.h (default_builtin_vectorized_function): New declaration.
4853 * target.h (struct vectorize): Add builtin_conversion field.
4854 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
4855 stmt_vec_info_type value.
4856 (vectorizable_conversion): New declaration.
4857 * tree-vect-analyze.c (vect_analyze_operations): Add
4858 vectorizable_conversion call.
4859 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
4860 * tree-vect-transform.c (vectorizable_conversion): New function.
4861 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
4862 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
4864 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
4865 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
4866 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
4867 or ALTIVEC_BUILTIN_VCFSX.
4869 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4872 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
4873 CONST_DOUBLE and operand 0 is a hard register.
4874 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
4875 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
4876 is a hard floating-point register.
4878 2007-02-10 Richard Henderson <rth@redhat.com>
4879 Jakub Jelinek <jakub@redhat.com>
4880 Alexandre Oliva <aoliva@redhat.com>
4882 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
4883 * builtin-types.def (BT_WORD): Make unsigned.
4884 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
4885 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
4886 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
4887 * c-decl.c (grokdeclarator): Don't error if !have_tls.
4888 * c-parser.c (c_parser_omp_threadprivate): Likewise.
4889 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
4891 * expr.c (emutls_var_address): New.
4892 (expand_expr_real_1): Expand emulated tls.
4893 (expand_expr_addr_expr_1): Likewise.
4894 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
4895 * output.h (emutls_finish): Declare.
4896 * toplev.c (compile_file): Call it.
4897 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
4898 address before wrapping in CONST.
4899 * varasm.c (emutls_htab, emutls_object_type): New.
4900 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
4901 (get_emutls_object_name, get_emutls_object_type): New.
4902 (get_emutls_init_templ_addr, emutls_decl): New.
4903 (emutls_common_1, emutls_finish): New.
4904 (assemble_variable): When emulating tls, swap decls; generate
4905 constructor for the emutls objects.
4906 (do_assemble_alias): When emulating tls, swap decl and target name.
4907 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
4909 * varpool.c (decide_is_variable_needed): Look at force_output.
4910 Recurse for emulated tls.
4911 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
4912 with decide_is_variable_needed.
4913 * emutls.c: New file.
4914 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
4915 tls_object for real tls.
4917 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4919 PR rtl-optimization/29599
4920 * reload1.c (eliminate_regs_in_insn): Take the destination
4921 mode into account when computing the offset.
4923 2007-02-09 Stuart Hastings <stuart@apple.com>
4924 Richard Henderson <rth@redhat.com>
4926 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4927 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4928 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
4929 fixuns_truncdfhi2): New.
4930 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
4931 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
4932 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
4933 (floatunssidf2): Allow nonimmediate source.
4934 * gcc/config/i386/sse.md (movdi_to_sse): New.
4935 (vec_concatv2di): Drop '*'.
4936 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
4937 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4938 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
4940 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
4941 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4942 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
4943 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
4944 (ix86_build_signbit_mask): Fix decl of v, refactor to call
4945 ix86_build_const_vector.
4946 (x86_emit_floatuns): Rewrite.
4948 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4950 * genautomata.c (longest_path_length): Delete unused function.
4951 (struct state): Delete unused longest_path_length.
4952 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
4953 (get_free_state): Delete unused.
4955 2007-02-09 Jan Hubicka <jh@suse.cz>
4957 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
4958 * doc/invoke.texi (inline-unit-growth): Update default value.
4960 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
4961 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
4962 (rebuild_cgraph_edges): Likewise.
4963 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
4964 (dump_cgraph_node): Dump frequencies.
4965 (cgraph_clone_edge): Add frequency scales.
4966 (cgraph_clone_node): Add freuqnecy.
4967 * cgraph.h (cgraph_edge): Add freuqnecy argument.
4968 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
4969 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
4970 * tree-pass.h (TODO_rebuild_frequencies): New constant.
4971 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
4972 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
4973 (save_inline_function_body): Likewise.
4974 * ipa-inline.c: inluce rtl.h
4975 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
4976 (cgraph_edge_badness): Use frequencies.
4977 (cgraph_decide_recursive_inlining): Update clonning.
4978 (cgraph_decide_inlining_of_small_function): Dump frequency.
4979 * predict.c (estimate_bb_frequencies): Export.
4980 * predict.h (estimate_bb_frequencies): Declare.
4981 * tree-inline.c (copy_bb): Watch overflows.
4982 (expand_call_inline): Update call of cgraph_create_edge.
4983 (optimize_inline_calls): Use TODO flags to update frequnecies.
4984 * passes.h: Include predict.h
4985 (init_optimization_passes): Move profile ahead.
4986 (execute_function_todo): Handle TODO_rebuild_frequencies.
4988 2007-02-09 Roger Sayle <roger@eyesopen.com>
4990 * config/alpha/alpha.c (emit_insxl): Force the first operand of
4991 the insbl or inswl pattern into a register.
4993 2007-02-09 Roger Sayle <roger@eyesopen.com>
4995 * config/ia64/ia64.md (bswapdi2): New define_insn.
4997 2007-02-09 Richard Henderson <rth@redhat.com>
4999 * config/i386/constraints.md (Ym): New constraint.
5000 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
5001 (movdi_1_rex64): Split sse and xmm general register moves from
5002 memory move alternatives. Use conditional register constraints.
5003 (movsf_1, movdf_integer): Likewise.
5004 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
5005 (movdf_integer_rex64): New.
5006 (pushsf_rex64): Fix output constraints.
5007 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
5008 (sse2_stored): Likewise.
5009 (sse2_storeq_rex64): New.
5010 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
5011 amd and not generic.
5012 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
5013 for optimize_size. Remove SF/DFmode hack.
5015 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5017 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
5020 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
5021 Richard Sandiford <richard@codesourcery.com>
5023 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
5024 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
5025 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
5026 m68k/t-mlib to tmake_file.
5027 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
5028 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
5029 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
5030 Allow it to be cf or m68k. Set m68k_arch_family. If that
5031 variable is not empty, add t-$m68k_arch_family to tmake_file.
5032 Add t-mlibs to tmake_file.
5033 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
5034 * config/m68k/t-cf: New file.
5035 * config/m68k/t-m68k: Likewise.
5036 * config/m68k/t-mlibs: Likewise.
5037 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5038 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5039 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
5040 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5041 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
5043 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
5044 (INSTALL_LIBGCC): Delete.
5045 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
5046 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5047 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5048 (M68K_MLIB_CPU): Define.
5049 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
5050 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
5051 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
5053 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
5054 Richard Guenther <rguenther@suse.de>
5057 * fold-const.c (fold_comparison): Handle obfuscated comparisons
5058 against INT_MIN/INT_MAX.
5059 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
5060 file if a loop is removed.
5062 2007-02-09 Joseph Myers <joseph@codesourcery.com>
5064 * calls.c (store_one_arg): Pass correct alignment to
5065 emit_push_insn for non-BLKmode values.
5066 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
5067 unaligned stack slot via a suitably aligned slot.
5069 2007-02-08 DJ Delorie <dj@redhat.com>
5071 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
5073 (legal_subregs): Use unsigned char, make const.
5074 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
5076 2007-02-08 Paul Brook <paul@codesourcery.com>
5078 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
5079 special interworking needed.
5081 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
5083 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
5084 conditional to __SSE2__.
5085 (Entries below should have been added to first ChangeLog
5086 entry for amdfam10 dated 2007-02-05)
5087 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
5089 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
5091 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
5094 2007-02-08 DJ Delorie <dj@redhat.com>
5096 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
5097 * config/m32c/m32c.c (legal_subregs): New.
5098 (m32c_illegal_subreg_p): New.
5099 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
5100 unsupported subregs of hard regs.
5102 2007-02-08 Jan Hubicka <jh@suse.cz>
5104 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
5105 the same one; always update histograms.
5107 2007-02-08 Diego Novillo <dnovillo@redhat.com>
5109 * passes.c (init_optimization_passes): Tidy comment.
5111 2007-02-08 Roger Sayle <roger@eyesopen.com>
5113 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
5114 strip zero_extend, bswap and rotates from POCOUNT's argument.
5115 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
5116 zero_extend and rotates from PARITY's argument.
5117 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
5118 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
5119 of an integer constant at compile-time.
5121 2007-02-08 Diego Novillo <dnovillo@redhat.com>
5124 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
5126 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
5129 * tree-ssa-live.c (remove_unused_locals): Do not remove
5130 TREE_ADDRESSABLE variables.
5131 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
5132 * tree-ssa-operands.c (add_virtual_operand): Remove argument
5133 FOR_CLOBBER. Update all users.
5134 If VAR has an associated alias set, add a virtual operand for
5135 it if no alias is found to conflict with the memory reference.
5137 2007-02-07 Jan Hubicka <jh@suse.cz>
5138 Robert Kidd <rkidd@crhc.uiuc.edu>
5140 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
5142 2007-02-07 Ian Lance Taylor <iant@google.com>
5144 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
5146 2007-02-07 Roger Sayle <roger@eyesopen.com>
5148 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
5149 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
5150 tablejumpdi, movsi_to_cr_one): Remove constraints from
5151 define_expand's match_operands.
5153 2007-02-07 Roger Sayle <roger@eyesopen.com>
5155 * global.c (compute_regsets): Move declatation of "i" inside of
5156 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
5158 2007-02-07 Jakub Jelinek <jakub@redhat.com>
5161 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
5162 of INDIRECT_REF <RESULT_DECL>.
5164 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
5166 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
5167 Kaz Kojima <kkojima@gcc.gnu.org>
5170 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
5172 (sh_initialize_trampoline): Add parentheses to avoid a warning.
5174 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
5176 * doc/loop.texi: Document possibility not to perform disambiguation
5177 of loops with multiple latches.
5178 * cfgloopmanip.c (alp_enum_p): Removed.
5179 (add_loop): Handle subloops. Use get_loop_body_with_size.
5180 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
5181 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
5182 the new forwarder block.
5183 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
5184 Handle the case latch is NULL.
5185 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
5186 when marking loop exits.
5187 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
5189 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
5190 disambiguate_loops_with_multiple_latches.
5191 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
5192 before fix_loop_structure.
5193 * cfgloop.c: Include pointer-set.h and output.h.
5194 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
5195 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
5196 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
5197 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
5198 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
5199 disambiguate_multiple_latches, get_loop_body_with_size,
5200 disambiguate_loops_with_multiple_latches): New functions.
5201 (flow_loop_dump): Dump multiple latch edges.
5202 (flow_loop_nodes_find): Handle loops with multiple latches.
5203 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
5204 (glb_enum_p): Modified.
5205 (get_loop_body): Use get_loop_body_with_size.
5206 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
5207 (AVOID_CFG_MODIFICATIONS): New constant.
5208 (disambiguate_loops_with_multiple_latches, add_loop,
5209 get_loop_body_with_size): Declare.
5210 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
5212 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
5215 * global.c (compute_regsets): New function.
5216 (global_alloc): Refactored ELIMINABLE_REGSET
5217 and NO_GLOBAL_ALLOC_REGS computation out.
5218 (rest_of_handle_global_alloc): Call compute_regsets()
5219 for non-optimizing case.
5221 2007-02-06 Richard Henderson <rth@redhat.com>
5223 * config/i386/constraints.md (Y2): Rename from Y.
5224 (Yi): New constraint.
5225 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
5226 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
5227 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
5228 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
5229 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
5230 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
5231 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
5232 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
5233 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
5234 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
5235 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
5236 vec_extractv2si_1): Change Y constraints to Y2.
5237 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
5238 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
5239 Change Y constraints to Y2.
5240 (sse2_loadld): Change Y constraints to x.
5242 2007-02-06 Roger Sayle <roger@eyesopen.com>
5244 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
5245 (parity<mode>2): New define_expand using rs6000_emit_parity.
5246 * config/rs6000/rs6000.c (rs6000_emit_popcount,
5247 rs6000_emit_parity): New functions.
5248 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
5249 rs6000_emit_parity): Prototype here.
5251 2007-02-06 Ian Lance Taylor <iant@google.com>
5253 * lower-subreg.c (simple_move_operand): Reject CONST.
5254 (resolve_clobber): Call validate_change rather than directly
5255 assigning to XEXP (pat, 0).
5257 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5259 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
5260 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
5261 (tree-cfg.o): Remove hashtab.h dependency.
5263 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
5264 (struct ivopts_data): Change niters to pointer_map_t.
5265 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
5266 (niter_for_exit): Create pointer_map on demand. Change for
5268 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
5269 (free_loop_data): Destroy data->niters if created and reset field.
5270 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
5271 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
5273 * tree-ssa-reassoc.c: Include pointer-set.h.
5274 (bb_rank): Change to long *.
5275 (operand_rank): Change to pointer_map_t.
5276 (find_operand_rank): Return long, -1 if not found. Declare as inline.
5277 (insert_operand_rank): Accept long.
5278 (operand_entry_hash, operand_entry_eq): Remove.
5279 (get_rank): Return long. Adjust for changes above.
5280 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
5282 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
5284 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
5285 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
5286 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
5288 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
5289 directly since it cannot be NULL.
5290 (get_vi_for_tree): Rewrite for pointer_map API.
5291 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
5292 (init_alias_vars): Create vi_for_tree as pointer_map.
5293 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
5295 * tree-cfg.c: Don't include hashtab.h.
5296 (edge_to_cases): Declare as pointer_map.
5297 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
5299 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
5300 (start_recording_case_labels): Create edge_to_cases as pointer_map.
5301 (end_recoding_case_labels): Cleanup edge_to_cases manually before
5303 (record_switch_edge): Delete.
5304 (get_cases_for_edge): Adjust for pointer_map API, inline
5305 record_switch_edge (rewritten for new API), remove goto.
5307 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5309 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
5310 * tree-nested.c: Include pointer-set.h.
5311 (var_map_elt, var_map_eq, var_map_hash): Delete.
5312 (struct nesting_info): Remove GTY marker. Change the two htab_t's
5314 (nesting_info_bitmap_obstack): New.
5315 (lookup_field_for_decl): Adjust for pointer_map API.
5316 (lookup_tramp_for_decl): Adjust for pointer_map API.
5317 (get_nonlocal_debug_decl): Adjust for pointer_map API.
5318 (get_local_debug_decl): Adjust for pointer_map API.
5319 (convert_nl_goto_reference): Adjust for pointer_map API.
5320 (convert_nl_goto_receiver): Adjust for pointer_map API.
5321 (create_nesting_tree): Create outside GGC space. Create bitmap on
5322 the new obstack. Create field_map and var_map as pointer_maps.
5323 (free_nesting_tree): Adjust for changes to create_nesting_tree.
5325 (lower_nested_functions): Move root here, no need to NULL it.
5326 Initialize and release the obstack.
5328 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
5330 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
5331 Remove prototypes and make them non-static.
5332 (struct tree_int_map): Remove.
5333 * tree.h (struct tree_int_map): Move here, turning TO into an
5335 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
5337 * tree.h (TREE_COMPLEXITY): Remove.
5338 (struct tree_exp): Remove complexity field.
5339 * tree.c (build1_stat): Don't set it.
5341 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
5342 Victor Kaplansky <victork@il.ibm.com>
5344 * tree-vectorizer.c (vect_is_simple_use): Support induction.
5345 (vect_is_simple_reduction): Support reduction with induction as
5346 one of the operands.
5347 (vect_is_simple_iv_evolution): Fix formatting.
5348 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
5349 formatting. Don't mark induction phis for vectorization.
5350 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
5351 * tree-vect-transform.c (get_initial_def_for_induction): New function.
5352 (vect_get_vec_def_for_operand): Support induction.
5353 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
5355 (vectorizable_reduction): Support reduction with induction as one of
5357 (vectorizable_type_demotion): Use def-type of stmt argument rather
5358 than dummy def-type.
5360 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
5361 flag_tree_scev_cprop.
5362 * common.opt (tree-scev-cprop): New flag.
5364 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
5365 call to vect_get_new_vect_var.
5367 2007-02-06 Ira Rosen <irar@il.ibm.com>
5369 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
5370 vectype is not NULL.
5371 (vect_pattern_recog_1): Likewise.
5373 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5375 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
5376 (fold_negate_expr): Likewise.
5378 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
5381 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
5382 even if cv-qualification is the same.
5384 2007-02-05 Geoffrey Keating <geoffk@apple.com>
5386 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
5387 __enable_execute_stack on completion.
5389 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5391 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
5392 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
5393 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
5394 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
5395 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
5396 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
5397 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
5398 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
5400 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5402 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
5403 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
5404 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
5405 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
5406 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
5407 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
5408 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
5409 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
5410 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
5411 umuldi3_highpart_rex64, umulsi3_highpart_insn,
5412 umulsi3_highpart_zext, smuldi3_highpart_rex64,
5413 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
5414 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
5415 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
5416 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
5417 sqrtextenddfxf2_i387): Added amdfam10_decode.
5419 * config/i386/athlon.md (athlon_idirect_amdfam10,
5420 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
5421 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
5422 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
5423 athlon_ivector_store_amdfam10): New define_insn_reservation.
5424 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
5427 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5429 * config/i386/athlon.md (athlon_call_amdfam10,
5430 athlon_pop_amdfam10, athlon_lea_amdfam10): New
5431 define_insn_reservation.
5432 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
5433 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
5434 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
5436 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5438 * config/i386/athlon.md (athlon_sseld_amdfam10,
5439 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
5440 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
5442 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5444 * config/i386/athlon.md (athlon_sseins_amdfam10): New
5445 define_insn_reservation.
5446 * config/i386/i386.md (sseins): Added sseins to define_attr type
5447 and define_attr unit.
5448 * config/i386/sse.md: Set type attribute to sseins for insertq
5451 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5453 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
5454 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
5455 ssecomi_load_amdfam10, ssecomi_amdfam10,
5456 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
5457 define_insn_reservation.
5458 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
5460 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5462 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
5463 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
5464 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
5465 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
5466 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
5467 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
5468 define_insn_reservation.
5470 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
5471 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
5472 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
5473 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
5474 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
5476 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5478 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
5479 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
5480 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
5481 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
5482 athlon_ssemul_load_k8): Added amdfam10.
5484 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5486 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
5487 (x86_sse_unaligned_move_optimal): New variable.
5489 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
5491 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
5492 for unaligned vector SSE double/single precision loads for AMDFAM10.
5494 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5496 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
5497 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
5498 Define TARGET_CPU_DEFAULT_amdfam10.
5499 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
5500 (processor_type): Add PROCESSOR_AMDFAM10.
5502 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
5503 processor_type in config/i386/i386.h.
5504 Enable imul peepholes for TARGET_AMDFAM10.
5506 * config.gcc: Add support for --with-cpu option for amdfam10.
5508 * config/i386/i386.c (amdfam10_cost): New variable.
5509 (m_AMDFAM10): New macro.
5510 (m_ATHLON_K8_AMDFAM10): New macro.
5511 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
5512 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
5513 x86_promote_QImode, x86_integer_DFmode_moves,
5514 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5515 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
5516 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
5517 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
5518 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
5519 Enable/disable for amdfam10.
5520 (override_options): Add amdfam10_cost to processor_target_table.
5521 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
5522 processor_alias_table.
5523 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
5524 (ix86_adjust_cost): Add code for amdfam10.
5526 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5528 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
5529 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
5530 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
5531 * config/i386/i386.h: Add builtin definition for SSE4A.
5532 * config/i386/i386.md: Add support for ABM instructions
5534 * config/i386/sse.md: Add support for SSE4A instructions
5535 (movntss, movntsd, extrq, insertq).
5536 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
5537 Add -march=amdfam10 flag.
5538 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
5539 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
5541 * doc/extend.texi: Add documentation for SSE4A builtins.
5543 2007-02-05 Bob Wilson <bob.wilson@acm.org>
5545 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
5547 2007-02-05 Richard Guenther <rguenther@suse.de>
5549 * tree-vectorizer.h (vectorizable_function): Add argument type
5550 argument, change return type.
5551 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
5552 * tree-vect-transform.c (vectorizable_function): Handle extra
5553 argument, return vectorized function decl.
5554 (build_vectorized_function_call): Remove.
5555 (vectorizable_call): Handle calls with result and argument types
5556 differing. Handle loop vectorization factor correctly.
5557 * targhooks.c (default_builtin_vectorized_function): Adjust for
5559 * targhooks.h (default_builtin_vectorized_function): Likewise.
5560 * target.h (builtin_vectorized_function): Add argument type
5562 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
5563 extra argument, allow vectorizing of lrintf.
5564 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
5565 documentation of target hook.
5567 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
5570 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
5571 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
5572 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
5574 2007-02-05 Roger Sayle <roger@eyesopen.com>
5576 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
5577 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
5578 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
5579 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
5580 before canonicalizing sincos to cexpi.
5581 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
5583 2007-02-05 Roger Sayle <roger@eyesopen.com>
5585 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
5586 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
5587 (alpha_init_builtins): Use alpha_add_builtins to process tables.
5589 2007-02-05 Roger Sayle <roger@eyesopen.com>
5591 * mips-tfile.c (initialize_init_file): Correct endianness test.
5593 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
5595 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
5598 2007-02-05 Richard Sandiford <richard@codesourcery.com>
5600 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
5601 saves in a PARALLEL before the register assignments.
5603 2007-02-05 Richard Sandiford <richard@codesourcery.com>
5605 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
5606 DWARF_FRAME_RETURN_COLUMN to be a general register.
5607 * dwarf2out.c (init_return_column_size): New function, split from...
5608 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
5609 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
5610 to be nongeneral registers.
5611 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
5613 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
5614 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
5616 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
5618 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
5620 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
5622 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
5623 (remove_path): Use can_remove_branch_p and remove_branch instead
5624 of loop_delete_branch_edge.
5625 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
5626 (tree_transform_and_unroll_loop): Remove dead branches immediately.
5627 Update profile using scale_dominated_blocks_in_loop.
5628 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
5629 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
5630 (can_remove_branch_p, remove_branch): Declare.
5631 * tree-cfg.c (tree_can_remove_branch_p): New function.
5632 (tree_cfg_hooks): Add tree_can_remove_branch_p.
5633 * cfgrtl.c (rtl_can_remove_branch_p): New function.
5634 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
5636 2007-02-05 Jan Hubicka <jh@suse.cz>
5639 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
5640 nodes in cgraph, don't remove offline copy of the function.
5642 2007-02-04 Jan Hubicka <jh@suse.cz>
5644 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
5645 vectors might cause maybe_lookup_element_for_expr to be called
5646 on non-sra-candidate.
5648 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5650 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
5651 config/bfin/bfin.md, config/bfin/predicates.md: Follow
5652 spelling conventions.
5654 2007-02-04 Richard Guenther <rguenther@suse.de>
5657 * fold-const.c (try_move_mult_to_index): Make sure to not
5658 overflow one dimension of a multi-dimensional array access.
5660 2007-02-04 Jan Hubicka <jh@suse.cz>
5662 * passes.c (init_optimization_passes): Reindent.
5664 2007-02-04 Jan Hubicka <jh@suse.cz>
5665 Eric Botcazou <ebotcazou@adacore.com>
5667 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
5668 (execute_fixup_cfg): Break out the abnormal goto code.
5669 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
5670 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
5671 (optimize_inline_calls): Call make_nonlocal_label_edges.
5673 2007-02-04 Jan Hubicka <jh@suse.cz>
5675 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
5676 true when something was changed.
5677 (rename_ssa_copies): When something was changed, do
5678 TODO_remove_unused_locals.
5679 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
5680 add TODO_remove_unused_locals when instruction was removed.
5682 2007-02-04 Jan Hubicka <jh@suse.cz>
5684 * ipa-inline.c (try_inline): Improve debug output; work on already
5686 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
5687 call try_inline for already inlined edges too when flattening;
5688 inline also functions that make callee growth but overall unit size
5691 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5693 * config/m32c/bitops.md, config/m32c/jump.md,
5694 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
5695 config/m32r/m32r.h, config/m32r/m32r.md,
5696 config/m32r/predicates.md, config/m68hc11/larith.asm,
5697 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
5698 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
5699 config/mips/mips-protos.h, config/mips/mips.c,
5700 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
5701 config/mn10300/mn10300.h, config/mn10300/predicates.md,
5702 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
5703 spelling conventions.
5705 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
5706 Follow spelling conventions.
5708 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
5710 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
5711 warn about C++0x compatibility.
5713 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5715 * config/h8300/h8300.c, config/h8300/h8300.h,
5716 config/h8300/h8300.md: Follow spelling conventions.
5718 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
5721 * combine.c (try_combine): Do not substitute source operand
5722 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
5724 2007-02-03 Jan Hubicka <jh@suse.cz>
5726 PR gcov-profile/30650
5727 * value-prof.c (stringop_block_profile): Fix handling of size counter;
5728 do not divide by zero for never executed counters.
5729 (tree_find_values_to_profile): Fix counters.
5730 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
5732 2007-02-03 Ian Lance Taylor <iant@google.com>
5734 * lower-subreg.c (simple_move_operand): New static function,
5735 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
5737 (simple_move): Call simple_move_operand.
5738 (find_decomposable_subregs): Add special handling of MEMs.
5739 (can_decompose_p): Rename from cannot_decompose_p. Reverse
5740 meaning of return value. If we see a hard register, test whether
5741 it can store a word_mode value. Change all callers.
5743 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5745 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
5746 ftrapv insns and expanders.
5747 (subdi3): Change define_expand operand 1 to arith11_operand, and
5748 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
5749 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
5750 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
5754 * varasm.c (notice_global_symbol): Treat global objects as weak when
5757 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5759 * emit-rtl.c (dconstpi): Delete.
5761 (init_emit_once): Delete dconstpi and init dconstsqrt2.
5762 * real.h (dconstpi): Delete.
5764 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
5765 (fold_builtin_hypot): Likewise.
5767 2007-02-03 Tom Tromey <tromey@redhat.com>
5770 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
5771 -gcoff3, -gxcoff3, -gvms3 implies -dD.
5773 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
5775 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
5776 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
5777 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
5778 config/rs6000/cell.md, config/rs6000/darwin.h,
5779 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
5780 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
5781 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
5782 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
5783 typos. Follow spelling conventions.
5784 * doc/invoke.texi: Follow spelling conventions.
5786 2007-02-03 Roger Sayle <roger@eyesopen.com>
5788 * simplify-rtx.c (simplify_relational_operation_1): Implement some
5789 canonicalization transformations that attempt to simplify integer
5790 constant comparisons to become comparisons against zero.
5792 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5794 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
5796 * fold-const.c (fold_binary): Fix comment typos. Fold complex
5797 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
5799 2007-02-02 Mike Stump <mrs@apple.com>
5801 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
5802 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
5803 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
5804 generate a branch island.
5806 2007-02-02 Bob Wilson <bob.wilson@acm.org>
5808 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
5809 (xtensa_legitimate_address_p): New.
5810 (xtensa_legitimize_address): New.
5811 (xtensa_output_addr_const_extra): New.
5812 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
5814 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
5815 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
5816 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
5817 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
5818 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
5819 (xtensa_legitimize_address): New.
5820 (xtensa_output_addr_const_extra): New.
5822 2007-02-02 Steve Ellcey <sje@cup.hp.com>
5824 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
5826 2007-02-02 Ian Lance Taylor <iant@google.com>
5828 * expmed.c (expand_divmod): Add comment.
5830 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
5832 * emit-rtl.c (renumber_insns): Remove.
5833 * flags.h: Remove the extern for flag_renumber_insns.
5834 * rtl.h: Remove the prototype for renumber_insns.
5835 * toplev.c (flag_renumber_insns): Remove.
5837 2007-02-02 Hui-May Chang <hm.chang@apple.com>
5839 Revert for x86 darwin:
5840 2005-06-19 Uros Bizjak <uros@kss-loka.si>
5842 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
5843 code before the following patch under TARGET_MACHO.
5844 (ix86_function_value_regno_p): Likewise.
5846 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5848 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
5851 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5854 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
5855 general or fp registers. Add comments.
5856 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
5858 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
5860 * pointer-set.c (insert_aux): Only return insertion slot.
5861 (pointer_set_insert): Adjust.
5862 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
5863 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
5864 pointer_map_traverse): New.
5865 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
5866 pointer_map_create, pointer_map_destroy, pointer_map_insert,
5867 pointer_map_contains, pointer_map_traverse): Declare.
5869 2007-02-02 Jakub Jelinek <jakub@redhat.com>
5872 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
5873 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
5875 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5877 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
5879 (struct _dep): New type.
5880 (dep_t): New typedef.
5881 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
5882 (DEP_STATUS): New access macro. The macro with the same name was
5883 renamed to DEP_LINK_STATUS.
5884 (dep_init): Declare function
5886 (struct _dep_link): New type.
5887 (dep_link_t): New typedef.
5888 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
5889 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
5890 (DEP_LINK_STATUS): New macro.
5891 (debug_dep_links): New debug function.
5893 (struct _deps_list): New type.
5894 (deps_list_t): New typedef.
5895 (DEPS_LIST_FIRST): New access macro.
5896 (FOR_EACH_DEP_LINK): New cycle macro.
5897 (create_deps_list, free_deps_list, delete_deps_list): Declare
5899 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5900 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5901 (copy_deps_list_change_con): Ditto.
5903 (move_dep_link): Declare function.
5905 (struct _dep_node): New type.
5906 (dep_node_t): New typedef.
5907 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
5909 (struct haifa_insn_data.back_deps): New field to hold backward
5910 dependencies of the insn.
5911 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
5913 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
5914 Change its type to deps_list_t.
5915 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
5916 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
5917 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
5919 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
5921 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
5923 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
5925 (dep_cost): Declare.
5927 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
5928 (ds_to_dk, dk_to_ds): New functions.
5930 (init_dep_1): New static function.
5931 (init_dep): New function.
5932 (copy_dep): New static function.
5934 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
5936 (detach_dep_link): New static function.
5937 (move_dep_link): New function.
5939 (dep_links_consistent_p, dump_dep_links): New static functions.
5940 (debug_dep_links): New debugging function.
5942 (deps_obstack, dl_obstack, dn_obstack): New static variables.
5944 (alloc_deps_list, init_deps_list): New static functions.
5945 (create_deps_list): New function.
5946 (clear_deps_list): New static function.
5947 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
5948 (deps_list_consistent_p, dump_deps_list): New static functions.
5949 (debug_deps_list): New function.
5950 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
5952 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
5954 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
5955 use new scheduler dependencies lists.
5956 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
5957 (sched_analyze): Ditto. Initialize dependencies lists.
5958 (add_forw_dep, compute_forward_dependences): Update to use new
5959 scheduler dependencies lists.
5961 (init_dependency_caches): Init deps_obstack.
5962 (free_dependency_caches): Free deps_obstack.
5964 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
5965 new scheduler dependencies lists.
5966 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
5967 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5969 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
5970 Update to use new scheduler dependencies lists.
5971 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
5972 (debug_dependencies): Ditto.
5973 (schedule_region): Update comments.
5975 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
5976 scheduler dependencies lists.
5977 (schedule_ebb): Update comments.
5979 * rtl.def (DEPS_LIST): Remove.
5981 * lists.c (unused_deps_list): Remove.
5982 (free_list): Update assertions.
5984 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
5985 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5987 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
5988 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5990 * haifa-sched.c (comments): Update.
5991 (insn_cost1): Remove. Inline the code into insn_cost ().
5992 (insn_cost): Update to use new scheduler dependencies lists. Move
5993 processing of the dependency cost to dep_cost ().
5994 (dep_cost): New function. Use it instead of insn_cost () when
5995 evaluating cost of the dependency. Use compatible interface to
5996 interact with the target.
5997 (priority): Update to use new scheduler dependencies lists.
5998 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
5999 with greater number of insns that depend on the insn.
6000 (schedule_insn): Update to use new scheduler dependencies lists. Add
6001 code to free backward dependencies lists. Inline and optimize code
6002 from resolve_dep () - see PR28071.
6003 (ok_for_early_queue_removal): Update to use new scheduler dependencies
6004 lists. Update call to targetm.sched.is_costly_dependence hook.
6006 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
6007 scheduler dependencies lists.
6009 (resolve_dep): Remove. Move the logic to schedule_insn ().
6010 (init_h_i_d): Initialize dependencies lists.
6012 (process_insn_depend_be_in_spec): Rename to
6013 process_insn_forw_deps_be_in_spec. Update to use new scheduler
6015 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
6016 Update to use new scheduler dependencies lists.
6017 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
6019 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
6020 new scheduler dependencies lists.
6021 (build_intra_loop_deps): Ditto.
6023 * target.h (struct _dep): Declare to use in
6024 gcc_target.sched.is_costly_dependence.
6025 (struct gcc_target.sched.adjust_cost): Fix typo.
6026 (struct gcc_target.sched.is_costly_dependence): Change signature to use
6027 single dep_t parameter instead of an equivalent triad.
6028 (struct gcc_target.sched.adjust_cost_2): Remove.
6030 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
6032 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
6034 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
6036 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
6038 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
6039 (REG_DEP_TRUE): Document.
6041 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
6042 Change signature to correspond to the targetm.sched.adjust_cost hook.
6043 Update use in TARGET_SCHED_ADJUST_COST_2.
6044 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
6045 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
6046 new scheduler dependencies lists.
6047 (ia64_gen_check): Ditto.
6049 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
6052 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
6053 signature to correspond to the targetm.sched.is_costly_dependence hook.
6054 (is_costly_group): Update to use new scheduler dependencies lists.
6056 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
6057 instead of INSN_COST () macro.
6059 2007-02-01 Ian Lance Taylor <iant@google.com>
6061 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
6063 2007-02-01 Guy Martin <gmsoft@gentoo.org>
6065 * pa.md (tp_load): Correct mfctl instruction syntax.
6067 2007-02-01 Geoffrey Keating <geoffk@apple.com>
6069 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
6070 altivec_padding_size calculation on AIX. Improve comment, add
6071 assert to verify that it's right.
6073 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
6076 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
6079 * global.c (global_alloc): Add mising initialization of
6082 2007-02-01 Roger Sayle <roger@eyesopen.com>
6084 * alias.c (init_alias_analysis): Correct whitespace.
6085 * bb-reorder.c (fix_edges_for_rarely_executed_code,
6086 partition_hot_cold_basic_blocks): Likewise.
6087 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
6088 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
6089 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
6090 fold_builtin_snprintf_chk, fold_builtin_printf,
6091 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
6092 do_mpfr_arg3, do_mpfr_sincos): Likewise.
6093 * cfgcleanup.c (cleanup_cfg): Likewise.
6094 * cfgexpand.c (tree_expand_cfg): Likewise.
6095 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
6096 * function.c (get_next_funcdef_no): Likewise.
6097 * gengtype.c (main): Likewise.
6098 * genmodes.c (main): Likewise.
6099 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
6100 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
6101 * ifcvt.c (noce_emit_move_insn): Likewise.
6102 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
6104 * stor-layout.c (get_best_mode): Likewise.
6105 * tree-ssa-loop-niter.c (get_val_for): Likewise.
6106 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
6107 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
6108 perform_var_substitution, solve_graph): Likewise.
6109 * tree-vrp.c (vrp_finalize): Likewise.
6111 2007-02-01 Ian Lance Taylor <iant@google.com>
6113 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
6114 high part of a paradoxical subreg, return a constant zero.
6116 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
6118 * toplev.c (lang_dependent_init): Call init_set_costs.
6119 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
6121 2007-02-01 Richard Guenther <rguenther@suse.de>
6124 * fold-const.c (fold_negate_expr): Allow negating a
6125 constant if overflow does not change.
6127 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6129 * doc/c-tree.texi (Expression trees): Improve markup.
6130 * doc/tm.texi (Register Classes, Addressing Modes)
6131 (Floating Point): Fix spacing after abbreviations. Fix some
6134 2007-02-01 Ben Elliston <bje@au.ibm.com>
6136 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
6137 * doc/contrib.texi: Likewise.
6138 * doc/install.texi: Likewise.
6140 2007-01-31 Richard Henderson <rth@redhat.com>
6141 Ian Lance Taylor <iant@google.com>
6143 * lower-subreg.c: New file.
6144 * rtl.def (CONCATN): Define.
6145 * passes.c (init_optimization_passes): Add pass_lower_subreg and
6147 * emit-rtl.c (update_reg_offset): New static function, broken out
6148 of gen_rtx_REG_offset.
6149 (gen_rtx_REG_offset): Call update_reg_offset.
6150 (gen_reg_rtx_offset): New function.
6151 * regclass.c: Revert patch of 2006-03-05, restoring
6153 (clear_reg_info_regno): New function.
6154 * dwarf2out.c (concatn_loc_descriptor): New static function.
6155 (loc_descriptor): Handle CONCATN.
6156 * common.opt (fsplit_wide_types): New option.
6157 * opts.c (decode_options): Set flag_split_wide_types when
6159 * timevar.def (TV_LOWER_SUBREG): Define.
6160 * rtl.h (gen_reg_rtx_offset): Declare.
6161 (reg_scan_update): Declare.
6162 * regs.h (clear_reg_info_regno): Declare.
6163 * tree-pass.h (pass_lower_subreg): Declare.
6164 (pass_lower_subreg2): Declare.
6165 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
6166 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
6168 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
6169 * Makefile.in (OBJS-common): Add lower-subreg.o.
6170 (lower-subreg.o): New target.
6172 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6174 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
6176 2007-01-31 Anatoly Sokolov <aesok@post.ru>
6179 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
6181 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6184 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
6186 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
6188 * cfgloop.h: Include vec-prim.h.
6189 (enum li_flags): Remove LI_ONLY_OLD.
6190 (loop_iterator): Changed.
6191 (fel_next, fel_init): Iterate over loop tree.
6192 (FOR_EACH_LOOP_BREAK): New macro.
6193 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
6195 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
6196 * modulo-sched.c (sms_schedule): Ditto.
6197 * tree-vectorizer.c (vectorize_loops): Ditto.
6198 * doc/loop.texi: Update information on loop numbering and behavior of
6199 FOR_EACH_LOOP wrto new loops.
6200 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
6201 add_to_evolution_1): Test nestedness of loops instead of comparing
6203 * tree-chrec.c (chrec_fold_plus_poly_poly,
6204 chrec_fold_multiply_poly_poly, chrec_evaluate,
6205 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
6206 reset_evolution_in_loop): Ditto.
6207 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
6209 2007-01-31 Dirk Mueller <dmueller@suse.de>
6211 * c-common.c (warn_about_parentheses): Separate warning about
6212 un-parenthized sequence of comparison operators from the one
6213 which is supposed to warn about x <= y <= z.
6215 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
6217 * optabs.h (enum optab_index): Add new OTI_isinf.
6218 (isinf_optab): Define corresponding macro.
6219 * optabs.c (init_optabs): Initialize isinf_optab.
6220 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
6222 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
6223 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
6225 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
6226 expand_builtin_interclass_mathfn.
6227 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
6228 * config/i386/i386.md (UNSPEC_FXAM): New constant.
6229 (fxam<mode>2_i387): New insn pattern.
6230 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
6231 built-in functions as x87 inline asm.
6233 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6235 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
6237 2007-01-30 Eric Christopher <echristo@apple.com>
6239 * config.gcc: Add geode.
6241 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
6243 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
6244 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
6245 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
6246 value-prof.c: Fix comment typos.
6248 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6251 * doc/invoke.texi (Wpointer-arith): Document warning.
6253 2007-01-30 Janis Johnson <janis187@us.ibm.com>
6255 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
6256 the list of discrepancies from the draft TR.
6258 2007-01-30 Dirk Mueller <dmueller@suse.de>
6261 * doc/invoke.texi (-Wreturn-type): Update description to
6264 2007-01-30 Richard Sandiford <richard@codesourcery.com>
6266 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
6268 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
6270 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
6271 to handle optabs that operate on floating point input argument and
6272 output to integer output.
6273 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
6274 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
6275 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
6276 expand_builtin_interclass_mathfn ().
6277 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
6279 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
6280 ilogbl built-in functions as x87 intrinsics.
6282 2007-01-30 Richard Guenther <rguenther@suse.de>
6285 * dwarf2out.c (reference_to_unused): Query varpool if the
6286 variable was output.
6288 2007-01-30 Richard Guenther <rguenther@suse.de>
6291 * passes.c (execute_one_pass): Reset in_gimple_form to not
6292 confuse non-unit-at-a-time mode.
6294 2007-01-29 Roger Sayle <roger@eyesopen.com>
6295 Richard Guenther <rguenther@suse.de>
6297 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
6298 avoid undefined behaviour on overflow. Use force_fit_type_double
6299 to construct the constant with the specified TREE_OVERFLOW.
6301 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6303 * config/dfp-bit.c: Add parameterized support for fp exceptions.
6304 * config/dfp-bit.h: Ditto.
6306 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6308 * c-decl.c (pop_scope): Replace warnings with call to
6309 warn_for_unused_label.
6310 * c-common.h (warn_for_unused_label): Declare.
6311 * c-common.c (warn_for_unused_label): Define.
6313 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6315 * tree-optimize.c (update_inlined_to_pointers): Delete unused
6318 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6320 * Makefile.in (USER_H): Remove decfloat.h.
6321 * ginclude/decfloat.h: Delete, moving contents to ...
6322 * ginclude/float.h: Add support for decimal floating point,
6323 guarded by __STDC_WANT_DEC_FP__.
6325 2007-01-29 Mike Stump <mrs@apple.com>
6327 * doc/gccint.texi (Top): Rename Loop Representation to Loop
6328 Analysis and Representation to resolve case insensitive conflict.
6329 * doc/loop.texi (Loop Analysis and Representation): Likewise.
6331 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
6333 * tree.h (struct tree_memory_tag): Add aliases member.
6334 (MTAG_ALIASES): New macro.
6335 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
6336 (add_may_alias): Remove pointer-set. Update for may_aliases being
6338 (mark_aliases_call_clobbered): Update for may_aliases being a
6340 (compute_tag_properties): Ditto.
6341 (create_partition_for): Ditto.
6342 (compute_memory_partitions): Ditto.
6343 (dump_may_aliases_for): Ditto.
6344 (is_aliased_with): Ditto.
6345 (add_may_alias_for_new_tag): Ditto.
6346 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
6347 (compute_is_aliased): New function.
6348 (compute_may_aliases): Call compute_is_aliased).
6349 (init_alias_info): Initialize alias_bitmap_obstack.
6350 (union_alias_set_into): New function.
6351 (compute_flow_sensitive_aliasing): Use union_aliases_into.
6352 (have_common_aliases_p): Rewrite to take two bitmaps and use
6354 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
6356 (finalize_ref_all_pointers): Update for add_may_alias changes.
6357 (new_type_alias): Ditto.
6358 * tree-flow-inline.h (may_aliases): Return a bitmap.
6359 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
6360 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
6361 may_aliases being a bitmap.
6362 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
6363 may_aliases now returns a bitmap.
6364 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
6366 * tree-ssa-operands.c (add_virtual_operand): Update for
6367 may_aliases being a bitmap.
6369 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
6371 PR tree-optimization/30630
6372 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
6373 variable as changed.
6375 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
6378 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
6379 expanded only once even if an error occurs.
6381 2007-01-29 Ben Elliston <bje@au.ibm.com>
6383 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
6384 (__gcov_average_profiler): Likewise.
6385 (__gcov_ior_profiler): Likewise.
6386 (__gcov_merge_ior): Likewise.
6388 2007-01-28 Jan Hubicka <jh@suse.cz>
6390 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
6391 * value-prof.c (stringop_block_profile): Likewise.
6393 2007-01-28 Jan Hubicka <jh@suse.cz>
6395 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
6396 variant handling histograms; add wrapper.
6397 (clear_storage_via_libcall): Export.
6398 (emit_block_move_hints): Break out from ...; add histograms.
6399 (emit_block_move): ... this one.
6400 (clear_storage_hints): Break out from ...; add histograms.
6401 (clear_storage): ... this one.
6402 (set_storage_via_memset): Handle histogram.
6403 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
6404 (clear_storage_hints, clear_storage_via_libcall): Declare.
6405 (set_storage_via_setmem): Update prototype.
6406 * doc/md.texi (movmem, setmem): Document new arguments.
6408 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
6410 (stringop_block_profile): New global function.
6411 (tree_stringops_values_to_profile): Profile block size and alignment.
6412 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
6414 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
6415 (stringop_block_profile): Declare.
6416 * builtins.c: Include value-prof.h.
6417 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
6418 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
6419 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
6420 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
6421 * profile.c (instrument_values): Add new counters.
6422 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
6424 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
6425 (tree_init_edge_profiler): Build new profilers.
6426 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
6427 (pass_tree_profile): Add dump.
6428 (tree_profile_hooks): Update.
6429 * Makefile.in (LIBGCOV): Add new constants.
6430 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
6431 __gcov_ior_profiler): New.
6432 * i386.md (movmem/setmem expanders): Add new optional arguments.
6434 2007-01-28 David Edelsohn <edelsohn@gnu.org>
6436 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
6438 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6440 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
6441 (tree_unswitch_single_loop): Pass eni_size_weights to
6442 tree_num_loop_insns.
6443 * tree-ssa-loop-manip.c: Include tree-inline.h.
6444 (can_unroll_loop_p): Pass eni_size_weights to
6445 tree_num_loop_insns.
6446 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
6447 Pass eni_size_weights to estimate_num_insns.
6448 * tree.h (init_inline_once): Export.
6449 * toplev.c (backend_init): Call init_inline_once.
6450 * cgraphunit.c (cgraph_process_new_functions,
6451 cgraph_analyze_function): Pass eni_inlining_weights to
6453 * ipa-inline.c (compute_inline_parameters): Ditto.
6454 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
6455 to estimate_num_insns.
6456 (try_unroll_loop_completely): Pass eni_size_weights to
6457 tree_num_loop_insns.
6458 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
6459 ot estimate_num_insns.
6460 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
6461 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
6462 * tree-inline.c (eni_inlining_weights, eni_size_weights,
6463 eni_time_weights): New variables.
6464 (init_inline_once): Initialize them.
6465 (struct eni_data): Mew.
6466 (estimate_num_insns_1, estimate_num_insns): Use weights.
6467 * tree-inline.h (struct eni_weights_d): New.
6468 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
6469 (estimate_num_insns): Declaration changed.
6470 * cfgloop.h (tree_num_loop_insns): Declaration changed.
6471 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
6472 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
6474 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6476 * tree-data-ref.c (conflict_fn): Assert that the number of affine
6477 relations in the conflict function is valid.
6479 2007-01-27 Ian Lance Taylor <iant@google.com>
6481 * common.opt: Add fstrict-overflow.
6482 * opts.c (decode_options): Set flag_strict_overflow if -O2.
6483 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
6484 (TYPE_OVERFLOW_UNDEFINED): Define.
6485 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
6487 * tree.h (TYPE_TRAP_SIGNED): Don't define.
6488 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
6489 (fold_negate_expr): Likewise.
6490 (make_range): Likewise.
6491 (extract_muldiv_1): Likewise.
6492 (maybe_canonicalize_comparison): Likewise.
6493 (fold_comparison): Likewise.
6494 (fold_binary): Likewise.
6495 (tree_expr_nonnegative_p): Likewise.
6496 (tree_expr_nonzero_p): Likewise.
6497 * tree-vrp.c (compare_values): Likewise.
6498 (extract_range_from_binary_expr): Likewise.
6499 (extract_range_from_unary_expr): Likewise.
6500 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
6502 (nowrap_type_p): Likewise.
6503 * tree-scalar-evolution.c (simple_iv): Likewise.
6504 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
6505 (build_range_check): Likewise.
6506 (extract_muldiv_1): Likewise.
6507 (fold_comparison): Likewise.
6508 * tree-vrp.c (vrp_int_const_binop): Likewise.
6509 (extract_range_from_unary_expr): Likewise.
6510 * convert.c (convert_to_integer): Likewise.
6511 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
6512 (fold_comparison): Likewise.
6513 (fold_binary): Likewise.
6514 * optabs.c (optab_for_tree_code): Likewise.
6515 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
6516 * simplify-rtx.c (simplify_const_relational_operation): Check
6517 flag_strict_overflow and flag_trapv.
6518 (simplify_const_relational_operation): Likewise.
6519 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
6520 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
6523 2007-01-27 Roger Sayle <roger@eyesopen.com>
6525 * tree.c (tree_fold_gcd): Delete.
6526 * tree.h (tree_fold_gcd): Remove prototype.
6527 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
6528 test whether one constant integer is a multiple of another. Instead
6529 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
6530 * fold-const.c (multiple_of_p): We've determined both TOP and
6531 BOTTOM are integer constants so we can call int_const_binop directly
6532 instead of the more generic const_binop.
6534 2007-01-27 Roger Sayle <roger@eyesopen.com>
6536 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
6537 1*X check that the constant hasn't overflowed, to preserve the
6539 (round_up): Provide an efficient implementation when rouding-up an
6540 INTEGER_CST to a power-of-two.
6542 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6544 * doc/sourcebuild.texi: Add comma for clarity.
6545 * doc/extend.texi: Fix some typos.
6546 * doc/passes.texi: Likewise.
6547 * doc/cppinternals.texi: Likewise.
6548 * doc/c-tree.texi: Likewise.
6549 * doc/tree-ssa.texi: Likewise.
6550 * doc/install.texi: Likewise.
6552 2007-01-27 Jan Hubicka <jh@suse.cz>
6554 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
6555 (pass_sra): Do not require alias information.
6556 * passes.c (init_optimization_passes): Add SRA
6558 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
6560 * tracer.c (rest_of_handle_tracer): We already cleaned
6561 up the CFG in tracer() so don't do it here again.
6562 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
6563 cleanup_cfg here, either. And don't call renumber_insns.
6565 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
6566 and BB_HEAD are in the insn stream here. Instead make sure
6567 that BB_INSN is valid on all insns. Also, do check here that
6568 there are no pending branch predictions...
6569 (rtl_verify_flow_info): ...instead of doing it here. Checks
6570 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
6573 2007-01-26 Roger Sayle <roger@eyesopen.com>
6575 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
6576 function to simplify/factorize operand order canonicalization.
6577 (ix86_fixup_binary_operands): Reorganize using the above function.
6578 (ix86_binary_operator_ok): Likewise.
6580 2007-01-27 Jakub Jelinek <jakub@redhat.com>
6582 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
6583 file scope from optimize_attrs.
6584 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
6586 (optimize_attrs): Clear insn_code_values after freeing it.
6588 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
6590 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
6591 a parts.base assignment.
6593 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
6595 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
6596 (compute_subscript_distance, initialize_data_dependence_relation,
6597 finalize_ddr_dependent, analyze_ziv_subscript,
6598 analyze_siv_subscript_cst_affine,
6599 compute_overlap_steps_for_affine_univar,
6600 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6601 analyze_siv_subscript, analyze_miv_subscript,
6602 analyze_overlapping_iterations, subscript_dependence_tester_1,
6603 compute_self_dependence, free_dependence_relation): Work
6604 with affine_fn instead of chrecs.
6605 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
6606 common_affine_function, affine_function_base,
6607 affine_function_constant_p, affine_fn_op, affine_fn_plus,
6608 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
6609 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
6610 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
6611 (all_chrecs_equal_p): Removed.
6612 * tree-data-ref.h (affine_fn, conflict_function): New types.
6613 (struct subscript): Change type of conflicting_iterations_in_a
6614 and conflicting_iterations_in_b.
6616 2007-01-26 Steve Ellcey <sje@cup.hp.com>
6619 * config/pa/pa.h (TARGET_HPUX_11): New.
6620 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
6621 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
6623 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
6624 Richard Guenther <rguenther@suse.de>
6626 * tree-ssa-structalias.c (solve_graph): Handle case
6627 we merged the variable to another.
6629 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6631 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
6634 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
6635 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
6637 2007-01-25 DJ Delorie <dj@redhat.com>
6639 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
6640 allow changes to modes which don't fit in those registers.
6642 * reload1.c (choose_reload_regs): Check for invalid subregs before
6643 computing their locations, not after.
6645 2007-01-25 Geoffrey Keating <geoffk@apple.com>
6648 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
6649 save Altivec registers in an eh_return function.
6650 (compute_vrsave_mask): Likewise.
6651 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
6652 for saving Altivec registers.
6653 (rs6000_emit_prologue): Don't allocate stack twice in
6654 eh_return function. Correct expected value of altivec_save_offset
6655 when using save_world. Describe save of R0 to stack when using
6656 save_world. Describe stack pointer adjustment when using
6657 save_world. Remove duplicated eh_return parameter register saving.
6658 Update sp_offset variable after save_world.
6659 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
6661 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
6662 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
6665 2007-01-25 Steve Ellcey <sje@cup.hp.com>
6667 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
6669 2007-01-25 Steve Ellcey <sje@cup.hp.com>
6672 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
6673 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
6675 2007-01-25 Richard Guenther <rguenther@suse.de>
6677 * doc/invoke.texi (-Wcoverage-mismatch): Document.
6678 * common.opt (-Wcoverage-mismatch): New warning option.
6679 * coverage.c (get_coverage_counts): Ignore coverage mismatch
6680 if -Wcoverage-mismatch is given.
6682 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
6684 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
6685 (ipcp_driver): Change to static definition.
6686 Add dumping of the ifunctions.
6687 (constant_val_insert): Remove unused parameter. Support for SSA.
6688 (ipcp_propagate_const): Support for SSA.
6689 (ipcp_profile_bb_print): Print only analyzed nodes.
6690 (ipcp_replace_map_create): Remove support for Fortran constant
6692 * ipa-prop.c (ipa_method_modify_stmt,
6693 ipa_callsite_compute_param): Support for SSA.
6694 * ipa-prop.h (ipcp_driver): Remove declaration.
6695 (IS_VALID_TREE_MAP_INDEX): Add define.
6697 2007-01-24 Geoffrey Keating <geoffk@apple.com>
6699 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
6701 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6704 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
6705 constant argument to cabs and do it without checking for
6706 -funsafe-math-optimizations.
6708 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
6710 * c-common.h (RID_FIRST_CXX0X): New.
6711 (RID_LAST_CXX0X): New.
6712 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
6714 * c.opt (Wc++0x-compat): New.
6715 * doc/invoke.texi (-Wc++0x-compat): Document.
6717 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6719 * builtins.c (fold_builtin_carg): New.
6720 (fold_builtin_1): Use it.
6722 2007-01-24 Jan Hubicka <jh@suse.cz>
6724 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
6726 * ipa-inline.c (initial_insns, max_insns): Delete.
6727 (compute_max_insns): New function.
6728 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
6729 of insns as base for code growth.
6730 (cgraph_decide_inlining): Make initial_insns local; do not compute
6732 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
6733 * doc/invoke.texi (inline-unit-growth): Update docs.
6735 2007-01-24 Jakub Jelinek <jakub@redhat.com>
6737 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
6738 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
6739 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
6740 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
6741 for CPUs that have PTA_CX16 set.
6744 * gimplify.c (omp_check_private): New function.
6745 (gimplify_scan_omp_clauses): Use it for
6746 firstprivate/lastprivate/reduction.
6749 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
6750 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
6753 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
6754 If lower_lastprivate_clauses emits some statements, append them
6755 to dlist rather than body_p and to body_p append an initializer.
6756 (lower_omp_for): Adjust caller.
6758 2007-01-24 Steve Ellcey <sje@cup.hp.com>
6760 * target.h (globalize_decl_name): New.
6761 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6762 * output.h (default_globalize_decl_name): New.
6763 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
6765 (globalize_decl): Ditto.
6766 (default_globalize_decl_name): New.
6767 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
6768 (ia64_handle_version_id_attribute): New.
6769 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6770 (ia64_asm_output_external): Use globalize_decl_name instead
6772 * doc/extend.texi (version_id): New pragma.
6773 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
6775 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6777 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
6778 _uleb128_t and _Unwind_SWord with _sleb128_t.
6779 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
6780 uw_frame_state_for, uw_update_context_1): Likewise.
6781 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
6782 * unwind-pe.h (read_uleb128, read_sleb128,
6783 read_encoded_value_with_base): Likewise.
6784 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
6786 2007-01-24 Richard Guenther <rguenther@suse.de>
6788 * builtins.c (expand_builtin_cexpi): Get the fndecl
6789 for cexp in the correct way.
6791 2007-01-24 Jan Hubicka <jh@suse.cz>
6793 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
6795 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6797 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
6798 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
6799 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
6800 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
6801 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
6802 __SIZEOF_PTRDIFF_T__.
6803 * doc/cpp.texi: Documentation for the new builtin macros added.
6805 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
6807 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
6808 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
6809 instead of operands[2] to avoid access past the end of array.
6811 2007-01-24 Richard Sandiford <richard@codesourcery.com>
6813 * reload1.c (emit_reload_insns): Pass the reload register
6814 for a non-spill output reload through forget_old_reloads_1.
6816 2007-01-23 Joseph Myers <joseph@codesourcery.com>
6818 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6819 _SOFT_DOUBLE if doubles use software floating-point.
6820 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
6821 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6822 * config/rs6000/darwin-ldouble.c: Also compile functions for
6823 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
6824 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6825 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
6826 commented-out long double override.
6827 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
6828 * config/rs6000/eabispe.h: Likewise.
6829 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
6830 long double for non-SPE.
6831 (rs6000_handle_option): Likewise.
6832 (invalid_e500_subreg): Disallow more subregs involding DImode,
6833 DFmode, TImode or TFmode.
6834 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
6836 (legitimate_lo_sum_address_p): Also check for TFmode for E500
6838 (rs6000_legitimize_address): Also handle TFmode for E500 double.
6839 (rs6000_legitimize_reload_address): Also handle TFmode for E500
6841 (rs6000_legitimate_address): Also check for TFmode for E500
6843 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
6844 (spe_build_register_parallel): Handle TFmode and TCmode.
6845 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
6847 (function_arg): Handle TFmode and TCmode for E500 double.
6848 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
6850 (print_operand): Handle TFmode and TImode for %y.
6851 (rs6000_generate_compare): Handle TFmode comparisons for E500
6853 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
6854 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
6855 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
6856 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
6857 TFmode for E500 double.
6858 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
6859 (floatsidf2): Enable for E500 double.
6860 (movtf_softfloat): Use rs6000_nonimmediate_operand.
6861 (extenddftf2): Change to extenddftf2_fprs.
6862 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
6863 depending on TARGET_E500_DOUBLE.
6864 (extendsftf2): Enable for E500 double.
6865 (trunctfdf2): Enable for E500 double.
6866 (trunctfsf2): Change to trunctfsf2_fprs.
6867 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
6868 depending on TARGET_E500_DOUBLE.
6869 (floatsitf2): Enable for E500 double.
6870 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
6871 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
6872 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
6873 (negtf2): Change to negtf2_internal.
6874 (negtf2): New expander.
6875 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
6876 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
6877 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
6878 (movdi_internal32): Use rs6000_nonimmediate_operand.
6879 (unnamed splitter): Likewise.
6880 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
6881 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
6882 (SPE64TF, DITI): New mode macros.
6883 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
6886 (frob_<mode>_di_2): New.
6887 (frob_tf_di_8_2): New.
6888 (frob_di_df): Change to frob_di_<mode>; allow more modes.
6890 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
6892 (frob_ti_<mode>_8_2): New.
6893 (frob_ti_tf_2): New.
6894 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
6895 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
6897 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
6898 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
6899 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
6900 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
6901 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
6902 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
6905 2007-01-23 Ian Lance Taylor <iant@google.com>
6907 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
6909 (OBJS-archive): Reformat, alphabetize.
6910 (OBJS): Change out_object_file to OBJS-md.
6912 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
6914 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6915 JUMP_P and CALL_P predicates where applicable.
6916 * config/i386/i386.c: Ditto.
6917 * config/i386/i386.md: Ditto.
6918 * config/i386/mmx.md: Ditto.
6919 * config/i386/predicates.md: Ditto.
6921 2007-01-22 Andreas Schwab <schwab@suse.de>
6923 * config/m68k/m68k.h: Fix comment.
6925 2007-01-22 Jan Hubicka <jh@suse.cz>
6927 * passes.c (init_optimization_passes): Do not rerun
6928 pass_early_warn_uninitialized.
6930 2007-01-22 Richard Guenther <rguenther@suse.de>
6932 PR tree-optimization/30038
6933 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
6935 (execute_cse_sincos_1): Likewise.
6936 (execute_cse_sincos): Likewise.
6937 (gate_cse_sincos): Likewise.
6938 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
6939 the cexpi() canonicalization of sincos().
6940 * tree-pass.h (pass_cse_sincos): Declare.
6941 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
6943 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6945 PR rtl-optimization/29329
6946 * combine.c (replaced_rhs_insn): Rename to i2mod.
6947 (replaced_rhs_value): Rename to i2mod_new_rhs.
6948 (i2mod_old_rhs): New global variable.
6949 (combine_instructions): Adjust for above change. Save a copy of
6950 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
6951 note are substituted in the second instruction.
6952 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
6953 ditch the note if it pertains to the second eliminated register
6954 and this register is mentioned in i2mod_old_rhs.
6957 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6959 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
6960 the insn to which the note was originally attached.
6962 2007-01-21 Jan Hubicka <jh@suse.cz>
6964 * ipa-inline.c (inlining_mode): Comment, move up.
6965 (cgraph_decide_inlining_incrementally): Do not perform inlining
6966 itself; fix handling of flattening of self recursive functions.
6967 (cgraph_find_cycles): Remove.
6968 (cgraph_flatten_node): Remove.
6969 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
6970 (try_inline): New function.
6971 (cgraph_early_inlining): Update call of
6972 cgraph_decide_inlining_incrementally. Apply inlining here.
6973 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
6975 2007-01-21 Dirk Mueller <dmueller@suse.de>
6978 * tree-vrp.c (check_array_bounds): do not warn
6979 about ADDR_EXPR's of ARRAY_REF's which are immediately
6980 used in binary expressions.
6982 2007-01-21 Ira Rosen <irar@il.ibm.com>
6984 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
6985 read_write_dep and macros for its access.
6986 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
6987 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
6988 argument, call vect_check_interleaving for every independent pair of
6989 data-refs. Mark loads that access the same memory location as a store
6991 (vect_check_dependences): Remove.
6992 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
6993 call, fix the call to vect_analyze_data_ref_dependence.
6994 (vect_analyze_data_ref_access): For statements that access the same
6995 data-ref, check that they are not stores; for loads, check that there
6996 is no store that access the same location.
6998 2007-01-20 Roger Sayle <roger@eyesopen.com>
6999 Joseph Myers <joseph@codesourcery.com>
7001 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
7002 (-fdump-rtl-stack): Likewise.
7003 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
7004 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
7005 (-mpt-fixed): Use @minus{} for minus sign.
7006 (Using Precompiled Headers): Fix under/overfull hbox.
7008 2007-01-20 Jan Hubicka <jh@suse.cz>
7010 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
7011 place within annotation.
7013 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7015 * pa.c (output_move_double): Change array size of xoperands to 4.
7017 2007-01-20 Jan Hubicka <jh@suse.cz>
7019 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
7022 2007-01-19 Ian Lance Taylor <iant@google.com>
7024 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
7025 constant to unsigned HOST_WIDE_INT before negating.
7027 2007-01-19 Ian Lance Taylor <iant@google.com>
7029 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
7031 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
7032 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
7033 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
7034 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
7035 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
7036 (realloc_vdef, realloc_vuse): Change second parameter to
7038 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
7040 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
7041 unsigned. Change x and lim locals to unsigned.
7042 (realloc_vdef, realloc_vuse): Change num_elem parameter to
7044 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
7045 (copy_virtual_operands): Change i and n locals to unsigned.
7047 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7050 * builtins.c (fold_builtin_1): Handle builtin fdim.
7052 2007-01-20 Jan Hubicka <jh@suse.cz>
7054 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
7055 * tree-ssa-structalias.c (compute_points_to_sets): Do call
7056 init_alias_heapvars.
7057 (init_alias_heapvars): Initialize only when not already initialized.
7058 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
7060 2007-01-19 Roger Sayle <roger@eyesopen.com>
7062 * common.opt (fsigned-zeros): New command line option.
7063 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
7064 of flag_unsafe_math_optimizations.
7065 * opts.c (set_fast_math_flags): The -ffast-math command line option
7066 implies -fno-signed-zeros.
7067 (fast_math_flags_set_p): Likewise.
7069 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
7070 the documentation of -ffast-math appropriately. Wrap long lines.
7072 2007-01-19 Steve Ellcey <sje@cup.hp.com>
7074 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
7075 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
7077 2007-01-19 Tomas Bily <tbily@suse.cz>
7079 * cgraphunit.c (cgraph_finalize_function): Updating of pid
7081 (tree_init_ic_make_global_vars): New function
7082 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
7083 (tree_gen_ic_profiler): New function
7084 (tree_gen_ic_func_profiler): New function
7085 (tree_profiling): Added calling of tree_gen_ic_func_profiler
7086 (tree_profile_hooks): Added hook for indirec/virtual calls
7087 * value-prof.c (tree_find_values_to_profile): New case for
7089 (tree_values_to_profile): Call for determining indirect/virtual
7091 (tree_indirect_call_to_profile): New function
7092 (tree_ic_transform): New function
7093 (tree_ic): New function
7094 (find_func_by_pid): New function
7095 (init_pid_map): New function
7096 (tree_value_profile_transformations): Added check for
7097 indirect/virtual call transformation
7098 * value-prof.h (enum hist_type): New counter type for
7099 indirect/virtual calls
7100 (profile_hooks): Added new hook for profiling indirect/virtual
7102 * profile.c (instrument_values): New case for indirect/virtual
7104 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
7105 (GCOV_COUNTER_V_INDIR): New counter type
7106 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
7107 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
7109 * cgraph.c: Definition of cgraph_max_pid
7110 (cgraph_create_node): Default init of pid attribute
7111 * cgraph.h: Declaration of cgraph_max_pid
7112 (struct cgraph_node): Added pid attribute
7113 * libgcov.c (__gcov_indirect_call_profiler): New function
7114 (__gcov_one_value_profiler_body): New function
7115 (__gcov_one_value_profiler): Body was moved to
7116 __gcov_one_value_profiler_body and calls it
7118 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
7120 * doc/gty.texi (Options): Document the mark_hook option to GTY.
7121 * gengtype.c (write_types_data, write_func_for_structure,
7122 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
7123 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
7124 (walk_type, write_func_for_structure): Generate the mark_hook if
7127 2007-01-19 Jan Hubicka <jh@suse.cz>
7129 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
7130 'early' argument take inlining mode argument specifying whether to
7131 inline for size/speeed or all functions; add support for flattening;
7133 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
7135 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7138 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
7139 the name of the declared identifier.
7141 2007-01-19 Dirk Mueller <dmueller@suse.de>
7143 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
7144 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
7145 duplicate evaluation.
7147 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
7149 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
7150 Macroize expander using X87MODEF12 mode macro. Extend operand 1
7151 to XFMode, use acosxf2 and truncate result to requested mode.
7152 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7153 (asin<mode>2): Similarly, with asin expanders.
7154 (*fscalexf4_i387): Rename from *fscalexf4.
7155 (expNcorexf3): New expander.
7156 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
7157 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
7158 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
7159 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
7160 patterns for SSE math.
7161 (exp10<mode>2): Similarly, with exp10 expanders.
7162 (exp2<mode>2): Similarly, with exp2 expanders.
7163 (expm1<mode>2): Similarly, with expm1 expanders.
7164 (ldexp<mode>3): Similarly, with ldexp expanders.
7165 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
7166 Use gen_truncxf<mode>2_i387_noop to truncate result.
7168 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7170 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
7171 for ColdFire targets.
7173 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
7174 Richard Sandiford <richard@codesourcery.com>
7176 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
7177 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
7178 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
7179 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
7180 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
7181 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
7183 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7185 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
7186 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
7187 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
7188 (*adddi_dilshr32_cf): New pattern.
7189 (adddi3, subdi3): Remove first alternatives.
7191 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7193 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
7194 implemented using move.l, do not use its cc result for floating-point
7197 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7199 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
7200 from accepting 's' constraints if flag_pic.
7202 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7204 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
7205 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
7206 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
7207 condition from TARGET_68881 to TARGET_HARD_FLOAT.
7209 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
7211 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
7212 ColdFire alternatives.
7213 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
7214 * config/m68k/m68k.md (clzsi2): Define for ColdFire
7215 architectures that support ff1 instruction.
7217 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7218 Julian Brown <julian@codesourcery.com>
7220 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
7221 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
7222 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
7225 2007-01-19 Richard Sandiford <richard@codesourcery.com>
7227 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
7229 (output_move_const_into_data_reg, output_move_simode_const): Delete.
7230 * config/m68k/m68k.c (const_method, const_int_cost): Take a
7231 HOST_WIDE_INT instead of an rtx.
7232 (m68k_rtx_costs): Update call accordingly.
7233 (output_move_const_into_data_reg): Likewise. Fix formatting.
7234 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
7236 (output_move_simode_const): Update calls after above changes.
7237 Rework to use automatic variables and predicates like MEM_P.
7238 * config/m68k/m68k.md (pushexthisi_const): Update call to
7241 2007-01-19 Dirk Mueller <dmueller@suse.de>
7243 * tree-ssa-alias.c (perform_var_substitution): Fix typo
7246 2007-01-19 Richard Guenther <rguenther@suse.de>
7248 * builtins.c (expand_builtin_cexpi): Fall back to expanding
7249 via cexp in case sincos is not available.
7251 2007-01-19 Richard Guenther <rguenther@suse.de>
7253 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
7254 * defaults.h (TARGET_HAS_SINCOS): Default to off.
7255 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
7256 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
7257 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
7258 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
7259 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
7260 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
7262 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
7264 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
7266 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
7267 (atan2xf3): Directly generate RTL pattern.
7268 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
7269 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
7270 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7271 disable patterns for SSE math.
7272 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
7273 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
7274 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7275 disable patterns for SSE math.
7277 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
7279 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
7281 2007-01-18 Roger Sayle <roger@eyesopen.com>
7283 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
7284 VIEW_CONVERT_EXPR to the same type as it's operand.
7286 2007-01-18 David Edelsohn <edelsohn@gnu.org>
7288 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
7289 configured for long double 128.
7291 2007-01-18 Mike Stump <mrs@apple.com>
7293 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
7296 2007-01-18 Michael Meissner <michael.meissner@amd.com>
7298 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
7301 2007-01-18 Jan Hubicka <jh@suse.cz>
7303 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
7304 greater than NUM_VOP_FREE_BUCKETS.
7306 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
7308 * tree-ssa-structalias.c: Update comments.
7309 (ptabitmap_obstack): Removed.
7311 (oldpta_obstack): Ditto.
7312 (stats): Add a few members.
7313 (struct variable_info): Remove node, complex, address_taken, and
7314 indirect_target members. Add oldsolution member.
7315 (new_var_info): Do not initialize removed members.
7316 (constraint_expr_type): Remove INCLUDES.
7317 (constraint_graph): Add size, implicit_preds, rep,
7318 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
7319 (FIRST_REF_NODE): New macro.
7320 (LAST_REF_NODE): Ditto.
7321 (FIRST_ADDR_NODE): Ditto.
7322 (find): New function.
7324 (dump_constraint): Do not handle INCLUDES.
7325 (insert_into_complex): Do not insert duplicate constraints.
7326 (condense_varmap_nodes): Renamed and rewritten into ...
7327 (merge_node_constraints): This. Also fix bug in handling of
7328 offseted copy constraints.
7329 (clear_edges_for_node): No longer need to deal with preds at all,
7330 or removing associated preds/succs.
7331 (merge_graph_nodes): Deal with indirect_cycles.
7332 Don't deal with predecessors.
7333 (add_implicit_graph_edge): New function.
7334 (add_pred_graph_edge): Ditto.
7335 (add_graph_edge): Don't deal with predecessors.
7336 (build_constraint_graph): Removed.
7337 (build_pred_graph): New function.
7338 (build_succ_graph): Ditto.
7339 (struct scc_info): Removed in_component. Added roots, dfs, and
7340 node_mapping. Remove visited_index, unification_queue.
7341 (scc_visit): Deal with union-find we do now.
7342 Deal with cycles with REF nodes.
7343 (collapse_nodes): Renamed and rewritten to ...
7344 (unify_nodes): This.
7345 (process_unification_queue): Removed.
7346 (topo_visit): Cleanup
7347 (do_da_constraint): Use find.
7348 (do_sd_constraint): Ditto.
7349 (do_ds_constraint): Ditto.
7350 (do_complex_constraint): Ditto.
7351 (init_scc_info): Update for removed and added members.
7352 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
7353 (find_indirect_cycles): This.
7354 (equivalence_class): New variable.
7355 (label_visit): New function.
7356 (perform_variable_substitution): Rewritten.
7357 (free_var_substitution_info): New function.
7358 (find_equivalent_node): Ditto.
7359 (move_complex_constraints): Ditto.
7360 (eliminate_indirect_cycles): Ditto.
7361 (solve_graph): Only propagate changed bits.
7362 Use indirect cycle elimination.
7364 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
7365 (tree_id_eq): Renamed to ...
7366 (tree_vi_eq): This. Update for member change
7367 (insert_id_for_tree): Renamed and rewritten to ...
7368 (insert_vi_for_tree): This.
7369 (lookup_id_for_tree): Renamed and rewritten to ...
7370 (lookup_vi_for_tree): This.
7371 (get_id_for_tree): Renamed and rewritten to ...
7372 (get_vi_for_tree): Ditto.
7373 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
7374 (process_constraint): Don't handle INCLUDES.
7375 Remove special ADDRESSOF case.
7376 (find_func_aliases): Rewrite to use vi functions instead of id
7378 (create_function_info_for): Ditto.
7379 (create_variable_info_for): Ditto.
7380 (intra_create_variable_infos): Ditto.
7381 (merge_smts_into): Ditto.
7382 (find_what_p_points_to): Ditto.
7383 (init_base_vars): Ditto.
7384 (init_alias_vars): Ditto.
7385 (remove_preds_and_fake_succs): New function.
7386 (dump_sa_points_to_info): Dump new stats.
7387 (dump_solution_for_var): Use find.
7388 (set_used_smts): Fix formatting.
7389 (compute_points_to_sets): Updated for new functions.
7390 (ipa_pta_execute): Ditto.
7392 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7393 Richard Sandiford <richard@codesourcery.com>
7395 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
7397 * calls.c (expand_call): If the return value is a PARALLEL,
7398 extract its first member.
7399 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
7400 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7401 use FUNCTION_EXTRA_EPILOGUE.
7402 (m68k_function_value): Return a PARALLEL if the return value
7403 is of a pointer type.
7404 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
7405 (FUNCTION_EXTRA_EPILOGUE): Remove.
7406 * config/m68k/m68k.md (D0_REG): New constant.
7408 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7410 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7411 output a NOP for empty epilogues.
7413 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7415 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
7416 before function. Extend register save check to include all
7417 registers, not just integer ones.
7419 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7421 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
7422 (m68k_use_return_insn): ...this.
7423 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
7424 * config/m68k/m68k.c (use_return_insn): Rename to...
7425 (m68k_use_return_insn): ...this.
7426 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
7429 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7431 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
7432 nearest even, fix denormal rounding overflow.
7434 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7436 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
7437 f%$smove and f%$move.
7438 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
7439 (extendsfdf2_cf): Use fdmove instead of f%&move.
7440 (truncdfsf2_cf): Use fsmove instead of f%$smove.
7441 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
7443 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7445 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
7448 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7450 * real.h (real_format): Add a canonical_nan_lsbs_set field.
7451 (coldfire_single_format): Declare.
7452 (coldfire_double_format): Likewise.
7453 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
7454 of qnan_msb_set to determine the lower bits of a canonical
7456 (encode_ieee_double): Likewise.
7457 (encode_ieee_quad): Likewise.
7458 (ieee_single_format): Initialize canonical_nan_lsbs_set.
7459 (mips_single_format): Likewise.
7460 (ieee_double_format): Likewise.
7461 (mips_double_format): Likewise.
7462 (ieee_extended_motorola_format): Likewise.
7463 (ieee_extended_intel_96_format): Likewise.
7464 (ieee_extended_intel_128_format): Likewise.
7465 (ieee_extended_intel_96_round_53_format): Likewise.
7466 (ibm_extended_format): Likewise.
7467 (mips_extended_format): Likewise.
7468 (ieee_quad_format): Likewise.
7469 (mips_quad_format): Likewise.
7470 (vax_f_format): Likewise.
7471 (vax_d_format): Likewise.
7472 (vax_g_format): Likewise.
7473 (i370_single_format): Likewise.
7474 (i370_double_format): Likewise.
7475 (decimal_single_format): Likewise.
7476 (decimal_double_format): Likewise.
7477 (decimal_quad_format): Likewise.
7478 (c4x_single_format): Likewise.
7479 (c4x_extended_format): Likewise.
7480 (real_internal_format): Likewise.
7481 (coldfire_single_format): New real_format.
7482 (coldfire_double_format): Likewise.
7483 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
7484 canonical_nan_lsbs_set.
7485 (pdp11_d_format): Likewise.
7486 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
7487 if TARGET_COLDFIRE_CPU.
7489 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7491 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
7492 (output_call, m68k_legitimize_call_address): Declare.
7493 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
7494 parenthesees. Add support for a 'W' constraint.
7495 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
7496 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
7497 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
7498 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
7500 (override_options): Initialize them. Do not set flag_no_function_cse
7501 for TARGET_ID_SHARED_LIBRARY.
7502 (m68k_output_pic_call): Delete.
7503 (m68k_legitimize_call_address): New function.
7504 (print_operand): Remove the %o prefix. Handle the %p prefix.
7505 (output_call): New function.
7506 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
7507 target address from the GOT if symbolic jumps are not allowed.
7508 * config/m68k/m68k.md (call, general_operand): Do not set
7509 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
7510 Merge separate flag_pic and !flag_pic define_insns into...
7511 (*call, *call_value): ...these new patterns. Match the address
7512 rather than the containing MEM and require it to be a call_operand.
7513 Use output_call to generate the asm template.
7514 * config/m68k/predicates.md (const_call_operand): New predicate.
7515 (call_operand): Likewise.
7517 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7519 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
7520 (STACK_GROWS_DOWNWARD): Define to 1.
7521 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
7522 comments, emphasizing that these values are only defaults.
7523 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
7524 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
7526 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7528 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
7530 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7531 Richard Sandiford <richard@codesourcery.com>
7533 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
7534 (FP_REGNO_P): New macros.
7535 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
7536 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
7537 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
7538 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
7540 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7542 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7543 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
7545 * config/m68k/t-floatlib: New file, extracting common code from...
7546 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
7547 * config/m68k/t-uclinux: Here.
7548 * config/m68k/fpgnulib.c: Do not compile extendeed precision
7549 routines on ColdFire targets.
7551 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7553 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7554 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
7555 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
7556 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
7557 explicitly set MOTOROLA to 1.
7558 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
7560 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7561 Nathan Sidwell <nathan@codesourcery.com>
7563 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
7564 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
7565 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
7566 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
7567 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
7568 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
7569 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
7570 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
7571 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
7572 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
7573 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
7574 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
7575 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
7576 (DBX_REGISTER_NUMBER): Delete.
7577 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
7578 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
7579 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
7581 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7583 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
7584 * config/flat.h: New file.
7585 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
7587 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
7588 indirect references for -msep-data or -mid-shared-library.
7589 Do not use PC-relative code addresses either.
7590 * config/m68k/m68k.c (override_options): Restrict -fPIC error
7592 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
7593 for shared libraries and crt1.o for executables. Use crti.o and
7595 (ENDFILE_SPEC): Use crtend.o and crtn.o.
7596 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
7597 Do not add -elf2flt or -shared-lib-id options here.
7598 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
7599 Pass -shared-lib-id if -mid-shared-library, taking the library
7600 identifier from -mshared-library-id if given, otherwise
7602 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
7603 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
7604 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
7605 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
7606 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
7607 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
7609 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
7610 jump sequence for ISA A and ISA A+.
7611 (PICJUMP): Likewise.
7613 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7615 * config.gcc (m68k-*-uclinux*): Base the port on the common
7616 and m68k GNU/Linux files rather than on the generic ELF ones.
7617 * config/m68k/uclinux.h (TARGET_VERSION): Override.
7618 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
7620 2007-01-18 Julian Brown <julian@codesourcery.com>
7621 Richard Sandiford <richard@codesourcery.com>
7623 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
7624 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7625 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
7627 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
7629 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7631 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7633 * doc/install.texi: Document m68k-uclinuxoldabi.
7634 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
7635 * config/m68k/uclinux-oldabi.h: New file, copied from
7636 config/m68k/uclinux.h.
7638 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
7640 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
7641 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
7642 (m32r_compute_frame_size): Use unsigned for regno.
7643 (m32r_reload_lr): Use gen_frame_mem.
7645 (m32r_output_function_epilogue): Don't output the function epilogue
7647 (m32r_expand_epilogue): New.
7648 (direct_return): Return false if the function has the interrupt
7650 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
7651 * config/m32r/m32r.md (epilogue): New expander.
7652 (return_lr, return_rte): New insns.
7653 (return): Make it expander.
7654 (return_normal): New expander.
7656 2007-01-18 Josh Conner <jconner@apple.com>
7659 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
7660 support for UNLE, UNLT, UNGE, and UNGT.
7662 2007-01-18 Jan Hubicka <jh@suse.cz>
7664 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
7665 * tree-tailcall (add_virtual_phis): Likewise.
7666 (optimize_tail_call): Return TODOs.
7667 (execute_tail_calls): Return TODOs.
7668 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
7669 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
7671 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
7672 Cleanup cfg using TODO.
7673 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
7674 * passes.c (execute_function_todo): When cleanup did something, remove
7676 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
7677 (make_edges): Don't cleanup_cfg.
7679 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
7681 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
7682 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
7683 operate on the top of stack.
7684 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
7685 register handling of instructions that output to the second
7687 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
7688 (move_for_stack_reg): Special-case check for dead destination
7689 stack slot for constant load of 1.0 inside UNSPEC_TAN.
7691 * config/i386/i386.md (UNSPEC_TAN): New constant.
7692 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
7693 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
7694 to correctly model move of constant 1.0 to top stack slot.
7695 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
7696 (unnamed peephole2 pattern): Remove corresponding peephole2
7697 pattern that optimizes tan insn and loading of constant 1.0.
7698 (tanxf2): Use fptanxf4_i387.
7699 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
7700 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
7701 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7702 disable patterns for SSE math.
7703 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
7704 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
7706 2007-01-18 Dirk Mueller <dmueller@suse.de>
7707 Richard Guenther <rguenther@suse.de>
7710 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
7711 * common.opt (Warray-bounds): Add new warning option.
7712 * c-opts.c (c_common_handle_option): Define -Warray-bounds
7714 * Makefile.in: make tree-vrp.o depend on toplev.h
7715 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
7717 (check_array_refs, check_array_bounds, check_array_ref): New.
7719 2007-01-18 Jan Hubicka <jh@suse.cz>
7721 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
7722 (execute_ssa_ccp): Return flags conditionally.
7723 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
7725 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
7727 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
7729 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
7730 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
7732 * Makefile.c (GTFILES): Add cfglayout.h.
7733 * gengtype.c (open_base_files): Likewise.
7734 * cfglayout.c (cfg_layout_function_footer,
7735 cfg_layout_function_header) Reindent to make gengtype happy.
7736 * cfglayout.h (cfg_layout_function_footer,
7737 cfg_layout_function_header): Add GTY(()) marker.
7739 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
7741 2007-01-18 Ben Elliston <bje@au.ibm.com>
7743 * genautomata.c (write_automata): Include xstrerror output in the
7744 error message if writing the DFA description file fails.
7746 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
7748 * config/mips/mips-protos.h (mips_output_external): Make it
7750 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
7751 * config/mips/mips.c (irix_output_external_libcall): Likewise.
7752 (extern_list): Likewise.
7753 (extern_head): Likewise.
7754 (TARGET_ASM_FILE_END): Likewise.
7755 (mips_file_end): Likewise.
7756 (mips_output_external): Rewritten.
7758 2007-01-18 Ben Elliston <bje@au.ibm.com>
7760 * genpreds.c (write_insn_preds_c): Only write out the function
7761 body for regclass_for_constraint if we have register constraints.
7763 2007-01-17 Tom Tromey <tromey@redhat.com>
7765 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
7766 * doc/install.texi (Testing): Use sourceware.org.
7767 (Binaries): Likewise.
7768 (Specific): Likewise.
7769 * doc/contrib.texi (Contributors): Use sourceware.org.
7771 2007-01-17 Anatoly Sokolov <aesok@post.ru>
7773 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
7774 (AVR_ENHANCED): Rename to ...
7775 (AVR_HAVE_MUL): ... new.
7776 (avr_enhanced_p): Rename to ...
7777 (avr_have_mul_p): ... new.
7778 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
7779 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
7780 * config/avr/avr.c (avr_enhanced_p): Rename to ...
7781 (avr_have_mul_p): ... new.
7782 (base_arch_s): Rename 'enhanced' to 'have_mul'.
7783 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
7784 'avr_enhanced_p' and 'enhanced'.
7785 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
7786 AVR_HAVE_MUL instead of AVR_ENHANCED.
7787 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7788 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
7789 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
7790 instead of AVR_ENHANCED.
7791 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7792 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
7793 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
7795 2007-01-17 Ian Lance Taylor <iant@google.com>
7797 * vec.h (VEC_reserve_exact): Define.
7798 (vec_gc_p_reserve_exact): Declare.
7799 (vec_gc_o_reserve_exact): Declare.
7800 (vec_heap_p_reserve_exact): Declare.
7801 (vec_heap_o_reserve_exact): Declare.
7802 (VEC_OP (T,A,reserve_exact)): New static inline function, three
7804 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
7806 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
7807 (VEC_OP (T,A,copy)) [all versions]: Likewise.
7808 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
7809 * vec.c (calculate_allocation): Add exact parameter. Change all
7811 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
7812 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
7813 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
7814 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
7815 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
7816 (vec_heap_p_reserve_exact): New function.
7817 (vec_heap_o_reserve_exact): New function.
7819 2007-01-17 Jan Hubicka <jh@suse.cz>
7821 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
7823 2007-01-17 Eric Christopher <echristo@apple.com>
7825 * config.gcc: Support core2 processor.
7827 2007-01-16 Jan Hubicka <jh@suse.cz>
7829 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
7830 the names, just unlink the chain so we don't crash on dangling pointers
7833 2007-01-16 Jan Hubicka <jh@suse.cz>
7835 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
7836 * tree-pass.h: Reorder to make IPA passes appear toegher.
7837 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
7838 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
7839 parameters, do not call early inliner.
7840 * ipa-inline.c: Update comments. Include tree-flow.h
7841 (cgraph_decide_inlining): Do not compute inlining parameters.
7842 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
7843 be called with function context set up.
7844 (pass_ipa_inline): Remove unreachable functions before pass.
7845 (cgraph_early_inlining): Simplify assuming to be called from the
7847 (pass_early_inline): New pass.
7848 (cgraph_gate_ipa_early_inlining): New gate.
7849 (pass_ipa_early_inline): Turn into simple wrapper.
7850 (compute_inline_parameters): New function.
7851 (gate_inline_passes): New gate.
7852 (pass_inline_parameters): New pass.
7853 (apply_inline): Move here from tree-optimize.c
7854 (pass_apply_inline): New pass.
7855 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
7857 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
7859 (tree_function_versioning): Do not allocate dummy struct function.
7860 * tree-inline.h (optimize_inline_calls): Update prototype.
7861 * tree-optimize.c (execute_fixup_cfg): Export.
7862 (pass_fixup_cfg): Remove
7863 (tree_rest_of_compilation): Do not apply inlines.
7864 * tree-flow.h (execute_fixup_cfg): Declare.
7865 * Makefile.in (gt-passes.c): New.
7866 * passes.c: Include gt-passes.h
7867 (init_optimization_passes): New passes.
7868 (nnodes, order): New static vars.
7869 (do_per_function_toporder): New function.
7870 (execute_one_pass): Dump current pass here.
7871 (execute_ipa_pass_list): Don't dump current pass here.
7873 2007-01-16 Janis Johnson <janis187@us.ibm.com>
7875 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
7876 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
7878 2007-01-16 David Edelsohn <edelsohn@gnu.org>
7880 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
7881 (strong_alias): Define.
7882 (__gcc_qmul): Provide non-FMA for soft-float.
7888 (__gcc_qunord): New.
7898 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
7899 soft-float functions.
7900 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
7901 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
7902 about long double soft float.
7904 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
7905 Tehila Meyzels <tehila@il.ibm.com>
7907 * tree-vectorizer.h (is_pattern_stmt_p): New.
7908 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
7909 formatting (tabs instead of spaces). Cleanup and clarify setting
7910 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
7911 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
7912 (vectorizable_type_demotion): Check that types are integral.
7913 (vectorizable_type_promotion): Likewise.
7914 (vectorizable_store): Fix typo. Eliminate new-line at end of
7917 2007-01-16 Jan Hubicka <jh@suse.cz>
7919 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
7922 2007-01-15 Eric Christopher <echristo@apple.com>
7924 * ifcvt.c: Include vec.h, vecprim.h.
7925 (check_cond_move_block): New argument regs.
7926 Reorganize. Add registers used to regs.
7927 (cond_move_process_if_block): Use regs set above as
7930 2007-01-15 Eric Christopher <echristo@apple.com>
7932 * config/darwin.h: Update copyright.
7933 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
7934 (LINK_COMMAND_SPEC): Add -u.
7935 (LINK_SPEC): Fix umbrella for above.
7937 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
7939 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
7942 2007-01-15 Tom Tromey <tromey@redhat.com>
7944 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
7945 * doc/install.texi (Testing): Don't mention jacks.
7946 (Configuration): Document --enable-java-maintainer-mode. Move
7947 --with-java-home to libgcj-specific section. Document
7949 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
7951 2007-01-15 Jan Hubicka <jh@suse.cz>
7953 * tree-ssa-dce.c (DCE_TODOs): New.
7954 (propagate_necessity): Return if something changed.
7955 (eliminate_unnecessary_stmts): Likewise.
7956 (perform_tree_ssa_dce): Return TODO flags when needed.
7957 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
7959 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
7961 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
7962 (fyl2x_extend<mode>xf3_i387): New insn pattern.
7963 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
7964 patterns using X87MODEF12 mode macro. Extend operand 1
7965 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7966 (log10<mode>2): Ditto.
7967 (log2<mode>2): Ditto.
7968 (log1p<mode>2): Ditto.
7969 (logb<mode>2): Ditto.
7970 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
7971 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
7972 (*fxtractxf3_i387): Rename from *fxtractxf3.
7973 (fxtract_extend<mode>xf3_i387): New insn pattern.
7974 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
7975 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
7976 and gen_fyl2xxf3_i387().
7978 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
7980 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
7981 * cfgloopmanip.c (fix_loop_placement): Made static. Use
7982 get_loop_exit_edges. Changed return type to bool.
7983 * cfgloop.h (fix_loop_placement): Declaration removed.
7985 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
7987 * param.h (MIN_VECT_LOOP_BOUND): New.
7988 * params.def (MIN_VECT_LOOP_BOUND): New.
7989 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
7990 argument - minimum threshold for number of iterations.
7991 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
7992 argument to declaration.
7993 * tree-vect-analyze.c (vect_analyze_operations): Check value of
7994 MIN_VECT_LOOP_BOUND.
7995 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
7996 slpeel_tree_peel_loop_to_edge with additional argument.
7997 (vect_do_peeling_for_alignment): Likewise.
7998 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
8000 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
8003 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
8006 2007-01-14 Jan Hubicka <jh@suse.cz>
8008 * tree-dfa.c (remove_referenced_var): New function.
8009 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
8010 prune referenced vars list too.
8011 * tree-flow.h (remove_referenced_var): Declare.
8013 2007-01-14 Jan Hubicka <jh@suse.cz>
8015 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
8017 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
8018 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
8019 * except.h (verify_eh_throw_table_statements): Kill prototype.
8020 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
8021 into call exrepssions.
8022 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
8024 * tree-cfg.c: Include pointer-set.h.
8025 (verify_node_sharing): Work on pointer set.
8026 (verify_eh_throw_stmt_node): New.
8027 (verify_stmts): Use pointers sets, verify throw_stmt.
8029 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
8031 * ipa-reference.c (analyze_function): Consider also addresses taken
8034 2007-01-12 Roger Sayle <roger@eyesopen.com>
8036 * c-typeck.c (null_pointer_constant_p): Replace use of
8037 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8038 (build_c_cast): Likewise.
8040 2007-01-12 Roger Sayle <roger@eyesopen.com>
8042 * tree.h (force_fit_type_double): Remove unused final argument.
8043 * c-common.c (constant_expression_warning): Replace use of
8044 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8045 (convert_and_check): Likewise.
8046 (shorten_compare): Update call to force_fit_type_double.
8047 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
8048 * convert.c (convert_to_pointer): Update call to
8049 force_fit_type_double.
8050 * fold-const.c (force_fit_type_double): Remove overflowed_const
8052 (int_const_binop, fold_convert_const_int_from_int,
8053 fold_convert_const_int_from_real, fold_div_compare,
8054 fold_sign_changed_comparison, fold_unary, fold_negate_const,
8055 fold_abs_const, fold_not_const): Remove the final argument from
8056 calls to force_fit_type_double.
8058 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8060 * configure.ac: Set insn to "nop" for spu-*-* also.
8061 * configure: Regenerate.
8063 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
8065 * builtins.def : Add BUILT_IN_FREE.
8067 2007-01-12 Jan Hubicka <jh@suse.cz>
8069 PR tree-optimization/30443
8070 * tree-inline.c (tree_function_versioning): Do not optimize when
8071 cloning for inlining.
8073 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
8075 * doc/loop.texi: Document recording of loop exits.
8076 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
8077 (update_single_exits_after_duplication,
8078 update_single_exit_for_duplicated_loop,
8079 update_single_exit_for_duplicated_loops): Removed.
8080 (duplicate_loop_to_header_edge): Do not call
8081 update_single_exits_after_duplication and
8082 update_single_exit_for_duplicated_loops.
8083 (loop_version): Do not update single_exit information.
8084 (fix_loop_structure): Use record_loop_exits instead of
8085 mark_single_exit_loops.
8086 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
8087 the lists of loop exits.
8088 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
8089 split_edge, merge_blocks): Update the lists of loop exits.
8090 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
8091 loop_optimizer_init.
8092 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
8093 of mark_single_exit_loops.
8094 (loop_optimizer_finalize): Call release_recorded_exits.
8095 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
8096 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
8097 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
8098 update single exit information.
8099 * lambda-code.c (perfect_nestify): Ditto.
8100 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
8101 (mark_single_exit_loops): Removed.
8102 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
8103 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
8104 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
8106 (get_loop_exit_edges, single_exit): Use recorded exit lists.
8107 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
8108 (verify_loop_structure): Verify consistency of the exit lists.
8109 (flow_loops_find): Use alloc_loop. Initialize exits hash.
8110 (set_single_exit): Removed.
8111 * cfgloop.h (struct loop_exit): New function.
8112 (struct loop): single_exit_ field replaced by exits field.
8113 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
8114 (struct loops): Added exits hash.
8115 (mark_single_exit_loops, set_single_exit): Declaration removed.
8116 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
8118 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8120 * doc/invoke.texi: Avoid use of @headitem.
8122 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8124 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
8126 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8128 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
8131 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8132 Richard Sandiford <richard@codesourcery.com>
8134 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
8135 * config/m68k/m68k.opt: Resort options.
8136 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
8138 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8139 Richard Sandiford <richard@codesourcery.com>
8141 * doc/invoke.texi: Document the macros that are defined by
8142 m68k's -mtune and -mhard-float options.
8143 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
8144 (m68k_cpp_cpu_family): Likewise.
8145 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
8146 of __ucfv*__ macros. Define __mcffpu__ if generating code for
8147 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
8148 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
8149 (m68k_cpp_cpu_family): Likewise.
8151 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8153 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
8154 macros besides mc68000 as tuning macros. Use a switch statement
8155 to set them and mcpu32.
8157 2007-01-12 Julian Brown <julian@codesourcery.com>
8159 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
8160 (TARGET_68040_ONLY): Rename to...
8161 (TARGET_68040): ...this.
8162 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
8163 * config/m68k/m68k.md: Likewise.
8165 2007-01-12 Julian Brown <julian@codesourcery.com>
8166 Nathan Sidwell <nathan@codesourcery.com>
8167 Richard Sandiford <richard@codesourcery.com>
8169 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
8170 the -mcpu= argument associated with the --with-cpu setting.
8171 Define M68K_DEFAULT_TUNE to the default -mtune= option,
8172 if different from the one implied by the -mcpu setting.
8173 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
8174 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
8175 * doc/invoke.texi: Mention ColdFire in the introduction to the
8176 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
8177 -mno-div and -mhard-float options. Make -m68881 a synonym for
8178 -mhard-float. Document the previously-undocumented -m5206e,
8179 -m528x, -m5307 and -m5407 options. Tweak the existing option
8180 documentation for consistency.
8181 * doc/install.texi: Mention new --with-cpu arguments.
8182 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
8183 default CPU if neither -mcpu nor -march are specified.
8184 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
8185 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
8186 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
8187 using m68k_tune to decide between families that implement the
8188 same ISA. Use m68k_tune to set __mcfv4e__.
8189 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
8190 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
8191 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
8192 (FL_ISA_C, FL_ISA_MMU): New macros.
8193 (MASK_COLDFIRE): Delete.
8194 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
8195 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
8196 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
8197 (TARGET_HARD_FLOAT): Do not define here.
8198 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
8199 (TUNE_68000): New macro.
8200 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
8201 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
8202 (TUNE_CFV2): Redefine in terms of m68k_tune.
8203 (uarch_type, target_device, fpu_type): New enums.
8204 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
8205 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
8206 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
8207 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
8208 (FL_FOR_isa_c): New macros.
8209 (m68k_isa): New enum.
8210 (m68k_target_selection): New structure.
8211 (all_devices, all_isas, all_microarchs): New tables.
8212 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
8213 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
8214 (MASK_ALL_CPU_BITS): Delete.
8215 (m68k_find_selection): New function.
8216 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
8217 Map the legacy target options to a combination of the new ones.
8218 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
8219 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
8220 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
8222 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
8223 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
8225 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
8226 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
8227 * config/m68k/m68k-devices.def: New file.
8229 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8230 Nathan Sidwell <nathan@codesourcery.com>
8232 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
8233 (SUBTARGET_EXTRA_SPECS): New macros.
8234 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
8235 use %(asm_cpu_spec) instead.
8236 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
8237 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
8238 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
8239 (EXTRA_SPECS): Rename to...
8240 (SUBTARGET_EXTRA_SPECS): ...this.
8242 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
8243 Richard Sandiford <richard@codesourcery.com>
8244 Julian Brown <julian@codesourcery.com>
8246 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
8247 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
8248 to the configuration's default CPU.
8249 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
8250 Remove default masks.
8251 (m680[012]0-*-*): Set the default with_cpu to the first part of
8253 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
8254 (m68k*-*-linux): Extend the --with-cpu handling to...
8255 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
8256 and m68010. Don't set target_cpu_default2.
8257 * doc/install.texi: Document --with-cpu for m68k.
8258 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
8259 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
8260 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
8261 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
8262 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
8263 (ASM_SPEC): Remove use of %(asm_cpu_default).
8264 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
8265 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
8266 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
8267 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
8268 __HAVE_FPU__ if TARGET_HARD_FLOAT.
8269 (TARGET_DEFAULT): Delete.
8270 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
8271 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
8272 (CPP_CPU_SPEC): Delete.
8273 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
8274 the appropriate string.
8275 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
8276 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
8277 (ASM_SPEC): Don't use %(asm_default_spec).
8278 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
8279 TARGET_DEFAULT and add MASK_68881.
8280 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
8282 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8284 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
8285 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
8286 MASK_68010 alongside MASK_68020.
8287 * doc/invoke.texi: Document -m68010.
8288 * config/m68k/m68k.opt (m68010): New.
8289 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
8291 (TUNE_68010): New macro.
8292 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
8293 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
8294 (M68K_CPU_m68332): Add MASK_68010.
8295 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
8296 fallback definition.
8297 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
8299 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
8300 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
8301 to all entries that use MASK_68020.
8302 (output_move_simode_const, output_move_himode, output_move_qimode)
8303 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
8304 instead of TARGET_68020 to select clr behavior. Remove comment
8305 about there being no TARGET_68010.
8306 * config/m68k/m68k.md: Likewise throughout.
8308 2007-01-12 Julian Brown <julian@codesourcery.com>
8310 * config/m68k/m68k.h (TARGET_ISAB): New macro.
8311 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
8312 * config/m68k/m68k.md: Likewise.
8314 2007-01-12 Julian Brown <julian@codesourcery.com>
8316 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
8317 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
8319 2007-01-12 Julian Brown <julian@codesourcery.com>
8321 * config/m68k/m68k.h (TUNE_68040_60): New macro.
8322 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
8323 * config/m68k/m68k.md: Likewise.
8325 2007-01-12 Julian Brown <julian@codesourcery.com>
8326 Richard Sandiford <richard@codesourcery.com>
8328 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
8329 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
8330 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
8332 (TARGET_CPU32): Rename to...
8333 (TUNE_CPU32): ...this.
8334 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
8335 (TUNE_CFV2): New macros.
8336 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
8337 remove conditions that are implied by TARGET_68020.
8338 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
8339 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
8340 (m68k_output_function_epilogue): Likewise.
8341 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
8342 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
8343 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
8344 non-68000 timings. Refactor multiplication and division costs.
8345 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
8346 TUNE_CPU32 instead of TARGET_CPU32.
8347 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
8348 and TUNE_68060 instead of TARGET_68060.
8349 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
8350 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
8352 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
8353 && !TARGET_COLDFIRE" to choose between moveq and clr.
8354 Likewise in the unnamed movsf pattern.
8355 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
8356 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
8359 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8361 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
8362 of tabbing before backslashes.
8364 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8366 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
8367 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
8368 (ASM_OUTPUT_INTERNAL_LABEL): Define.
8370 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8372 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
8373 find_interesting_uses_cond.
8374 (find_interesting_uses_cond): Use extract_cond_operands.
8375 (rewrite_use_compare): Use extract_cond_operands and
8376 force_gimple_operand_bsi. Do not call update_stmt.
8377 (determine_use_iv_cost_condition): Use extract_cond_operands.
8378 Return cheaper of using original bound and changing the exit bound.
8380 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8382 PR tree-optimization/29516
8383 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
8384 most_expensive_mult_to_index, addr_to_parts,
8385 create_mem_ref, maybe_fold_tmr): Make the type of
8386 fields of TARGET_MEM_REF sizetype.
8387 (move_fixed_address_to_symbol, move_pointer_to_base):
8389 * tree.def (TARGET_MEM_REF): Add comment on types of
8392 2007-01-11 Joseph Myers <joseph@codesourcery.com>
8394 * c-common.c (vector_types_convertible_p): Treat opaque types as
8395 always convertible if they have the same size, but not otherwise.
8397 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
8399 * ifcvt.c (struct noce_if_info): Add comments to the fields.
8400 Remove the b_unconditional field.
8401 (noce_try_sign_mask): Do not look at b_unconditional.
8402 (noce_process_if_block): Do not use merge_if_blocks. Update
8403 the CFG here. Do not set b_unconditional.
8404 (cond_move_process_if_block): Likewise.
8405 (find_cond_trap): Likewise.
8406 (check_cond_move_block): Require simple jump insns at the end
8409 2007-01-11 Jan Hubicka <jh@suse.cz>
8411 PR tree-optimization/1046
8412 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
8413 when alias info is not ready.
8414 (pass_tail_recursion): Do not require aliasing.
8415 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
8416 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
8417 * tree-ssa-copy.c (pass_copy_prop): Likewise.
8418 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
8419 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
8420 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
8421 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
8423 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
8424 When aliasing is not build, mark statement as volatile.
8426 2007-01-11 Tom Tromey <tromey@redhat.com>
8428 PR preprocessor/15185, PR preprocessor/20989:
8429 * doc/cppopts.texi <-MT>: Update description of algorithm for
8430 computing default target.
8431 <-M, -MD>: Reword "basename" text.
8433 2007-01-11 Roger Sayle <roger@eyesopen.com>
8435 * builtins.c (expand_builtin_pow, expand_builtin_powi,
8436 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
8437 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8438 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
8439 fold_builtin_bswap, real_constp, fold_builtin_pow,
8440 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
8441 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
8442 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8443 * convert.c (convert_to_pointer): Likewise.
8444 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
8445 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
8446 const_binop, fold_convert_const_int_from_int,
8447 fold_convert_const_int_from_real,
8448 fold_convert_const_real_from_real, sign_bit_p,
8449 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
8450 fold_sign_changed_comparison, fold_unary, fold_comparison,
8451 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
8452 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
8453 * print-tree.c (print_node_brief, print_node): Likewise.
8454 * stor-layout.c (place_field, layout_type): Likewise.
8455 * tree-chrec.c (keep_cast): Likewise.
8456 * tree.c (build_vector, build_real, build_real_from_int_cst,
8457 build_complex): Likewise.
8459 2007-01-11 Roger Sayle <roger@eyesopen.com>
8461 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
8462 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
8464 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
8466 * configure.ac (strict1_warn): Rename to strict_warn.
8467 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
8468 cc_set_by_configure, quoted_cc_set_by_configure,
8469 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
8470 all_boot_languages, all_stagestuff): Remove.
8471 (target_list): Remove bootstrap targets.
8472 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
8473 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
8474 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
8475 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
8476 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
8477 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
8478 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
8479 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
8480 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
8481 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
8482 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
8483 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
8484 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
8485 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
8486 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
8487 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
8488 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
8489 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
8490 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
8491 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
8492 (mostlyclean): Adjust.
8493 (clean, distclean): Don't mention bootstrap stuff.
8494 * configure: Regenerate.
8495 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
8496 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
8497 treelang/config-lang.in (stagestuff): Remove.
8498 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
8499 stageprofile, stagefeedback, stagestuff): Remove mention.
8501 2007-01-11 Nick Clifton <nickc@redhat.com>
8503 * config/mcore/predicates.md (mcore_general_movesrc_operand):
8505 (mcore_general_movdst_operand): Do not accept CONST_INTs.
8506 (mcore_arith_K_S_operand): Run the test for the S constraint not
8507 the test for the M constraint.
8508 (mcore_addsub_operand): Do not accept integer values that are
8509 larger than 32 bits.
8510 * config/mcore/mcore.md: Remove unused constraints from split.
8511 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
8513 (allocate_stack): Likewise.
8514 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
8515 operands to 32 bits.
8516 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
8518 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
8519 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
8520 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
8521 mcore_output_bclri, mcore_output_andn, output_inline_const,
8522 mcore_output_move, mcore_output_movedouble): Likewise.
8523 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
8524 (output_inline_const): Likewise.
8525 (output_inline_const): Fix format strings used in sprintf
8527 * config/mcore/mcore-protos.h: Update prototypes for changed
8528 functions in mcore.c.
8529 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
8530 HOST_WIDE_INT and not int.
8531 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
8532 CONST_OK_FOR_N): Likewise.
8533 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
8534 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
8537 2007-01-10 Jan Hubicka <jh@suse.cz>
8539 * tree-vrp.c (remove_range_assertions): Release defs.
8540 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
8541 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
8543 2007-01-10 Paul Brook <paul@codesourcery.com>
8545 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
8546 * config/arm/arm.md (mulsi3subsi): New insn.
8548 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
8550 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
8551 (tree_transform_and_unroll_loop): New.
8552 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
8555 2007-01-10 Robert Kennedy <jimbob@google.com>
8557 * fold-const.c (fold_comparison): Fold comparisons like (x *
8558 1000 < 0) to (x < 0).
8560 2007-01-10 Ian Lance Taylor <iant@google.com>
8562 * tree-pretty-print.c (dump_generic_node): Print parentheses when
8563 operands have the same priority.
8565 2007-01-10 Tom Tromey <tromey@redhat.com>
8567 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
8568 (fold_binary): Likewise.
8569 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
8570 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
8571 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
8572 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
8573 * langhooks.h (struct lang_hooks): Removed field
8574 'can_use_bit_fields_p'.
8576 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
8578 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
8580 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
8582 * function.c (get_last_funcdef_no): New function.
8583 * function.h (get_last_funcdef_no): Declare.
8584 * tree-inline.c (initialize_cfun): Add initialization.
8585 (tree_function_versioning): Cleanup.
8587 2007-01-10 Jan Hubicka <jh@suse.cz>
8589 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
8592 2007-01-10 Sa Liu <saliu@de.ibm.com>
8593 Ben Elliston <bje@au.ibm.com>
8595 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
8596 for SAVE_NONLOCAL and Pmode for any other save level.
8597 * spu-protos.h (spu_restore_stack_block): Declare.
8598 * spu.md (save_stack_block): Remove.
8599 (restore_stack_block): Call spu_restore_stack_block.
8600 * spu.c (spu_restore_stack_block): New function.
8601 (spu_expand_epilogue): Remove old comment.
8603 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
8605 PR tree-optimization/30322
8606 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
8607 (cand_value_at): Return the value as aff_tree.
8608 (may_eliminate_iv): Convert the bound from aff_tree to tree.
8609 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
8610 aff_combination_mult): New functions.
8611 (aff_combination_add): Use aff_combination_add_cst.
8612 (aff_combination_convert): Allow conversions to a wider type.
8613 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
8614 * tree-affine.h (aff_combination_mult): Declare.
8616 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
8618 * doc/tm.texi: Update documentation to reflect reality of exec
8619 and start file search behaviours. Update copyright year.
8620 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
8621 header file directories.
8623 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
8625 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
8626 (*cosxf2): Rename to cosxf2_i387.
8627 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
8628 using X87MODEF12 mode macro. Rename patterns to
8629 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
8631 (*cosdf2, *cossf2): Ditto.
8632 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
8633 to match extended input operands.
8634 (sincos<mode>3): New expander.
8635 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
8636 insn patterns and corresponding splitters.
8638 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
8640 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
8641 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
8643 2007-01-09 Nicolas Pitre <nico@cam.org>
8646 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
8648 2007-01-08 Geoffrey Keating <geoffk@apple.com>
8650 * target.h (struct gcc_target): New field library_rtti_comdat.
8651 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
8652 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
8653 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
8654 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
8656 2007-01-08 Geoffrey Keating <geoffk@apple.com>
8658 * doc/invoke.texi (Optimize Options): Correct description of -O0.
8660 2007-01-08 Richard Guenther <rguenther@suse.de>
8662 * tree.h (force_fit_type_double): Export.
8663 (force_fit_type): Remove.
8664 * fold-const.c (force_fit_type_double): New function.
8665 (force_fit_type): Remove.
8666 (int_const_binop): Use it.
8667 (fold_convert_const_int_from_int): Likewise.
8668 (fold_convert_const_int_from_real): Likewise.
8669 (fold_div_compare): Likewise.
8670 (fold_sign_changed_comparison): Likewise.
8671 (fold_unary): Likewise.
8672 (fold_negate_const): Likewise.
8673 (fold_abs_const): Likewise.
8674 (fold_not_const): Likewise.
8675 * c-common.c (shorten_compare): Use force_fit_type_double.
8676 * convert.c (convert_to_pointer): Likewise.
8678 2007-01-08 Richard Guenther <rguenther@suse.de>
8680 * tree.h (build_int_cst_wide_type): Export.
8681 * tree.c (build_int_cst_wide_type): New function.
8682 (build_int_cst_wide): Fix comment.
8683 * builtins.c (fold_builtin_object_size): Use build_int_cst
8684 to build -1 or 0 of the correct type. Use fit_double_type
8685 to check for overflow.
8686 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
8688 (decode_field_reference): Likewise.
8689 (all_ones_mask_p): Likewise.
8690 (native_interpret_int): Use build_int_cst_wide_type.
8691 (fold_binary): Use build_int_cst_type to build an all-ones
8693 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
8695 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
8697 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
8699 2007-01-09 Ben Elliston <bje@au.ibm.com>
8701 * genautomata.c (STATS_OPTION): New option.
8702 (stats_flag): New flag.
8703 (gen_automata_option): Handle it.
8704 (initiate_automaton_gen): Ditto.
8705 (write_automata): Output statistics only if stats_flag is
8706 set. Likewise, output time statistics only if time_flag is set.
8707 * doc/md.texi (Processor pipeline description): Document new flag.
8709 2007-01-08 Richard Guenther <rguenther@suse.de>
8711 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
8712 * tree.c (build_int_cst_type): Likewise.
8713 (size_in_bytes): Don't call force_fit_type on the result.
8714 (int_fits_type_p): Use fit_double_type.
8715 * fold-const.c (fit_double_type): New function.
8716 (force_fit_type): Use it.
8717 * tree.h (fit_double_type): Export.
8719 2007-01-08 Jan Hubicka <jh@suse.cz>
8721 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
8722 * ipa.c (function_and_variable_visibility): Fix return type.
8724 2007-01-08 Richard Guenther <rguenther@suse.de>
8726 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
8727 of offset to build the index.
8728 * tree-pretty-print.c (dump_generic_node): Don't build negated
8729 const just for printing.
8730 * c-pretty-print.c (pp_c_integer_constant): Likewise.
8731 * builtins.c (fold_builtin_int_roundingfn): Check if result
8732 fits the type by using force_fit_type and comparing the result.
8733 * predict.c (predict_loops): Use compare_tree_int for comparison.
8734 * tree.c (build_int_cst): Fall back to integer_type_node for
8736 (build_int_cst_wide): Assert type is non-null.
8738 2007-01-08 Roberto Costa <roberto.costa@st.com>
8740 * tree-vrp.c (extract_range_from_cond_expr): New.
8741 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
8742 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
8744 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
8745 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
8746 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
8747 used as expressions.
8748 * tree-object-size.c (cond_expr_object_size): New.
8749 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
8751 2007-01-08 Jan Hubicka <jh@suse.cz>
8753 * tree-ssa-forwprop.c (forward_propagate_into_cond,
8754 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
8757 2007-01-08 Richard Guenther <rguenther@suse.de>
8759 PR tree-optimization/23603
8760 * tree-vrp.c (set_value_range_to_truthvalue): New function.
8761 (extract_range_from_binary): Fall back to truthvalue instead of
8762 varying for TRUTH_*_EXPR.
8763 (extract_range_from_comparison): Fall back to truthvalue instead of
8765 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
8766 if all visited PHI values were constant.
8768 2007-01-08 Jan Hubicka <jh@suse.cz>
8770 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
8771 (cgraph_analyze_function): break out from ...
8772 (cgraph_finalize_compilation_unit): ... here.
8773 (cgraph_expand_function): Remove forgoten commented out line.
8774 (cgraph_optimize): Analyze functions.
8776 2007-01-08 Jan Hubicka <jh@suse.cz>
8778 * tree-pas.h (TODO_remove_function): New flag.
8779 (TODO_update*): Renumber.
8780 (pass_ipa_increase_alignment,
8781 pass_ipa_function_and_variable_visibility): New passes.
8782 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
8783 (cgraph_function_and_variable_visibility): Move to ipa.c
8784 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
8785 cgraph_increase_alignment.
8786 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
8787 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
8788 calling tree-inline.
8789 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
8790 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
8791 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
8792 (gate_increase_alignment): New function.
8793 (pass_ipa_increase_alignment): New pass.
8794 * ipa.c: Inline tree-pass.h and timevar.h
8795 (function_and_variable_visibility): Move here from cgraphunit.c
8796 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
8797 * passes.c (init_optimization_passes): Add the two new passes.
8798 (execute_todo): Handle cgraph_remove_functions.
8800 2007-01-08 Nick Clifton <nickc@redhat.com>
8802 * config/frv/predicates.md (reg_or_0_operand): Accept
8805 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
8807 * config/bfin/rtems.h, config/bfin/t-rtems: New.
8808 * config.gcc: Add bfin*-rtems*.
8810 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8812 * c.opt: Add -flax-vector-conversions.
8813 * c-typeck.c (convert_for_assignment): Pass flag to
8814 vector_types_convertible_p to allow emission of note.
8815 (digest_init): Likewise.
8816 * c-opts.c: Handle -flax-vector-conversions.
8817 * c-common.c (flag_lax_vector_conversions): New.
8818 (vector_types_convertible_p): Unless -flax-vector conversions
8819 has been passed, disallow conversions between vectors with
8820 differing numbers of subparts and/or element types. If such
8821 a conversion is disallowed, possibly emit a note on the first
8822 occasion only to inform the user of -flax-vector-conversions.
8823 The new last argument specifies this.
8824 * c-common.h (flag_lax_vector_conversions): New.
8825 (vector_types_convertible_p): Add extra argument.
8826 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
8827 char_type_node for V*QI type vectors.
8828 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
8829 Update to satisfy new typechecking rules.
8830 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
8832 * doc/invoke.texi (C Dialect Options): Document
8833 -flax-vector-conversions.
8835 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8837 PR tree-optimization/29877
8838 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
8839 a register variable on the RHS to not be replaceable.
8841 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
8842 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
8843 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
8844 const_simm15, const_pow2, const_npow2): Added.
8845 * config/score/misc.md (insv, extv, extzv, movmemsi,
8846 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
8847 * config/score/score.c (score_address_cost, score_select_cc_mode):
8849 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
8850 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
8851 Update score_print_operand.
8852 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
8853 Adjust register allocate order and update some macro define.
8854 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
8855 mdx_block_move_straight, mdx_block_move_loop_head,
8856 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
8857 mdx_block_move): Added.
8858 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
8859 mdp_limm): Updated and fix some bug and typo.
8860 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
8861 (movsf, movdf, doloop_end): Added.
8863 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
8865 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
8866 config/arm/thumb2.md: Fix comment typos.
8867 * doc/extend.texi: Fix a typo.
8869 2007-01-07 Eric Christopher <echristo@apple.com>
8871 * configure.ac: Check for __stack_chk_fail for darwin.
8872 * configure: Regenerate.
8874 2007-01-07 Richard Guenther <rguenther@suse.de>
8876 * tree-vrp.c (extract_range_from_assert): CSE calls to
8877 compare_values where possible.
8878 (extract_range_from_unary_expr): Likewise.
8880 2007-01-07 Anatoly Sokolov <aesok@post.ru>
8882 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
8883 * config/avr/avr.c (call_insn_operand): Delete function.
8884 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
8885 instead of register number. Use predicates.
8886 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
8887 call_insn_operand): Add.
8889 2007-01-06 Jan Hubicka <jh@suse.cz>
8891 * tree-pass.h (pass_build_cgraph_edges): Declare.
8892 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
8893 (visited_nodes): Remove.
8894 (cgraph_create_edges): Move to cgraphbuild.c; rename to
8895 build_cgrpah_edges; make visited_nodes local.
8896 (cgraph_process_new_functions): DO not call initialize_inline_failed.
8897 (record_references_in_initializer): Move to cgraphbuild.c
8898 (initialize_inline_failed, rebuild_cgraph_edges,
8899 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
8900 (verify_cgraph_node): Make visited_nodes local.
8901 (cgraph_analyze_function): Do not call cgraph_create_edges and
8902 initialize_inline_failed.
8903 (cgraph_expand_function): Do not call cgraph_lower_function;
8904 assert that function is already lowered.
8905 * Makefile.in (cgraphbuild.o): New.
8906 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
8907 at the end of lowering passes.
8909 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
8911 * ifcvt.c (cond_move_convert_if_block): New function, code
8912 factored out from...
8913 (cond_move_process_if_block): ...here. Call the new function
8914 on the THEN and ELSE blocks.
8915 (merge_if_block): Do not copy global_live_at_end, merge_blocks
8916 already takes care of this.
8918 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8921 * tree.h (TREE_OVERFLOW_P): New.
8922 * c-typeck.c (parser_build_unary_op): Warn only if result
8923 overflowed and operands did not.
8924 (parser_build_binary_op): Likewise.
8925 (convert_for_assignment): Remove redundant overflow_warning.
8926 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
8928 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8930 * c-typeck.c (store_init_value): Split over two lines to follow
8931 the GNU coding style.
8933 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
8935 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
8936 __GXX_EXPERIMENTAL_CXX0X__.
8937 * doc/cpp.texi: Same.
8939 2007-01-05 Richard Guenther <rguenther@suse.de>
8942 * tree.c (get_narrower): Do not construct COMPONENT_REFs
8943 with mismatched types. Instead explicitly build a
8944 conversion NOP_EXPR.
8946 2007-01-05 Ian Lance Taylor <iant@google.com>
8948 * c-common.c (decl_with_nonnull_addr_p): New function.
8949 (c_common_truthvalue_conversion): Call it.
8950 * c-typeck.c (build_binary_op): Likewise.
8951 * c-common.h (decl_with_nonnull_addr_p): Declare.
8953 2007-01-05 Jakub Jelinek <jakub@redhat.com>
8956 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
8959 2007-01-05 Joel Brobecker <brobecker@adacore.com>
8961 * doc/install.texi (Final install): Document the fact that
8962 the GNAT runtime should not be stripped.
8964 2007-01-04 Jan Hubicka <jh@suse.cz>
8966 * tree-inline.c (fold_marked_statements): Update operand caches
8967 and EH after folding
8969 2007-01-04 Ian Lance Taylor <iant@google.com>
8971 * c-common.c (check_function_nonnull): Whitespace fix.
8973 2007-01-04 Jan Hubicka <jh@suse.cz>
8975 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
8976 comitted older version of patch.
8977 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
8978 function, celanup cfg and collect garbage.
8980 2007-01-04 Mike Stump <mrs@apple.com>
8982 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
8985 2007-01-04 Eric Christopher <echristo@apple.com>
8987 * libgcc2.c (__bswapsi2): Use SItype.
8988 (__bswapdi2): Use DItype.
8989 * libgcc2.h: Update for above.
8991 2007-01-04 Paul Brook <paul@codesourcery.com>
8993 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
8994 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
8995 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
8996 umulsidi3, umulsidi3adddi, smulsi3_highpart,
8997 umulsi3_highpart): Make conditional on !arm_arch6.
8998 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
8999 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
9000 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
9001 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
9002 umulsi3_highpart_v6): New insns.
9004 2007-01-04 Roger Sayle <roger@eyesopen.com>
9006 * fold-const.c (fold_convert): When casting an expression to void,
9007 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
9008 have a type. Instead of attempting to build a NOP_EXPR, return
9009 these "special" trees directly.
9011 2007-01-04 Joseph Myers <joseph@codesourcery.com>
9013 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
9014 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
9015 rs6000_cost->fp not 0 as adjustment for outer NEG.
9017 2007-01-04 Jan Hubicka <jh@suse.cz>
9019 * cgraph.c (cgraph_release_function_body): New function.
9020 (cgraph_remove_node): Use it.
9021 * cgraph.h (cgraph_release_function_body): Declare.
9022 * cgraphunit.c (cgraph_expand_function): Use it.
9023 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
9024 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
9025 is initialized and while compilation of other function is running.
9026 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
9027 statement CFG annotations from here to ...
9028 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
9030 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
9032 * cfgloop.h (enum li_flags): Make the constants powers of two.
9034 2007-01-04 Jan Hubicka <jh@suse.cz>
9036 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
9038 (fold_marked_statements): New function.
9039 (optimize_inline_calls, tree_function_versioning): Fold new statements.
9040 * tree-inline.h (copy_body_data): Add statements_to_fold.
9042 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
9044 * config.gcc: Mention libgcc/config.host.
9045 * Makefile.in: Update comments mentioning libgcc.
9046 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
9047 (all.cross, start.encap, rest.encap, rest.cross): Update
9048 dependencies for libgcc move.
9049 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
9050 (clean-target, clean-target-libgcc): Delete.
9051 (srcdirify, GCC_EXTRA_PARTS): New macros.
9052 (libgcc-support, libgcc.mvars): New rules.
9053 (distclean): Remove mention of mklibgcc.
9054 (install): Don't reference INSTALL_LIBGCC.
9055 (install-common): Don't reference EXTRA_PARTS.
9056 (install-libgcc, install-multilib): Delete rules.
9057 * mklibgcc.in: Delete file.
9058 * doc/configfiles.texi: Don't mention mklibgcc.
9060 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
9061 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
9062 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
9063 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
9064 (mklibgcc, ldblspecs): Likewise.
9066 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
9067 (posixpre.def): Use $(T).
9068 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
9069 (SHLIB_SRC, SHLIB_INSTALL): Delete.
9070 (SHLIB_LINK): Make dummy.
9071 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
9073 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
9075 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
9076 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
9077 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
9078 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
9080 * configure.ac (all_outputs): Remove mklibgcc.
9081 * configure: Regenerated.
9083 2007-01-03 Josh Conner <jconner@apple.com>
9086 * calls.c (compute_argument_addresses): Set stack and stack_slot
9087 for partial args, too.
9088 (store_one_arg): Use locate.size.constant for the size when
9089 generating a save_area.
9091 2007-01-03 Robert Kennedy <jimbob@google.com>
9093 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
9094 whose definitions are deleted due to basic block merging.
9096 2007-01-03 Paul Brook <paul@codesourcery.com>
9099 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
9101 (use_return_insn): Return 0 for Thumb interrupt functions.
9102 (print_multi_reg): Add rfe argument for IRQ returns.
9103 (arm_output_epilogue): Pop interrupt return address directly into PC.
9104 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
9106 2007-01-03 Paul Brook <paul@codesourcery.com>
9108 Merge from sourcerygxx-4_1.
9109 * config/arm/thumb2.md: New file.
9110 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
9112 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
9113 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
9114 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
9115 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
9117 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
9118 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
9120 * config/arm/ieee754-sf.S: Ditto.
9121 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
9122 (thumb1_base_register_rtx_p): ... to this.
9123 (thumb_index_register_rtx_p): Rename...
9124 (thumb1_index_register_rtx_p): ... to this.
9125 (thumb_output_function_prologue): Rename...
9126 (thumb1_output_function_prologue): ... to this.
9127 (thumb_legitimate_address_p): Rename...
9128 (thumb1_legitimate_address_p): ... to this.
9129 (thumb_rtx_costs): Rename...
9130 (thumb1_rtx_costs): ... to this.
9131 (thumb_compute_save_reg_mask): Rename...
9132 (thumb1_compute_save_reg_mask): ... to this.
9133 (thumb_final_prescan_insn): Rename...
9134 (thumb1_final_prescan_insn): ... to this.
9135 (thumb_expand_epilogue): Rename...
9136 (thumb1_expand_epilogue): ... to this.
9137 (arm_unwind_emit_stm): Rename...
9138 (arm_unwind_emit_sequence): ... to this.
9139 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
9140 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
9141 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
9142 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
9143 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
9144 thumb2_output_casesi): New functions.
9145 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
9146 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
9147 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
9148 THUMB2_WORK_REGS): Define.
9149 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
9150 arm_condexec_mask, arm_condexec_masklen)): New variables.
9151 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
9152 (arm_override_options): Check new CPU capabilities.
9153 Set new architecture flag variables.
9154 (arm_isr_value): Handle v7m interrupt functions.
9155 (user_return_insn): Return 0 for v7m interrupt functions. Handle
9157 (const_ok_for_arm): Handle Thumb-2 constants.
9158 (arm_gen_constant): Ditto. Use movw when available.
9159 (arm_function_ok_for_sibcall): Return false for v7m interrupt
9161 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
9162 (thumb_find_work_register, arm_load_pic_register,
9163 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
9164 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
9165 print_multi_reg, output_mov_long_double_fpa_from_arm,
9166 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
9167 output_mov_double_fpa_from_arm, output_move_double,
9168 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
9169 output_return_instruction, arm_output_function_prologue,
9170 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
9171 arm_output_mi_thunk, thumb_set_return_address): Ditto.
9172 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
9173 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
9174 (arithmetic_instr, shift_op): Use arm_shift_nmem.
9175 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
9177 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
9178 (thumb_expand_prologue): Use thumb_set_frame_pointer.
9179 (arm_file_start): Output directive for unified syntax.
9180 (arm_unwind_emit_set): Handle stack alignment instruction.
9181 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
9182 Add v6t2, v7, v7a, v7r and v7m.
9183 (RETLDM): Add Thumb-2 code.
9184 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
9185 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
9186 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
9187 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
9188 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
9189 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
9190 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
9191 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
9192 ADJUST_INSN_LENGTH): Define.
9193 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
9194 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
9195 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
9196 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
9197 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
9198 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
9199 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
9200 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
9201 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
9202 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
9203 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
9204 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
9205 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
9206 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
9207 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
9208 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
9209 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
9211 * config/arm/arm-tune.md: Regenerate.
9212 * config/arm/arm-protos.h: Update prototypes.
9213 * config/arm/vfp.md: Enable patterns for Thumb-2.
9214 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
9215 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
9216 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
9217 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
9218 * config/arm/libunwind.S: Add Thumb-2 code.
9219 * config/arm/constraints.md: Update include Thumb-2.
9220 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
9221 * config/arm/ieee754-df.S: Ditto.
9222 * config/arm/bpabi.S: Ditto.
9223 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
9224 * config/arm/predicates.md (low_register_operand,
9225 low_reg_or_int_operand, thumb_16bit_operator): New.
9226 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
9227 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
9228 * config/arm/t-arm-elf: Add armv7 multilib.
9229 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
9231 (UNSPEC_STACK_ALIGN, ce_count): New.
9232 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
9233 arm_zero_extendsidi2, arm_zero_extendqidi2): New
9235 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
9236 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
9237 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
9238 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
9239 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
9240 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
9242 * doc/extend.texi: Document ARMv7-M interrupt functions.
9243 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
9245 2007-01-03 Jakub Jelinek <jakub@redhat.com>
9247 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
9248 (struct _Unwind_Context): Rename args_size to flags, remove
9249 signal_frame field, add a new args_size field and version field.
9250 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
9251 _Unwind_IsExtendedContext): New inline functions.
9252 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
9253 Assume by_value array is only present if _Unwind_IsExtendedContext.
9254 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
9255 _Unwind_IsSignalFrame.
9256 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
9257 (uw_update_context_1): Use _Unwind_SetSignalFrame.
9258 (uw_init_context_1): Initialize context->flags to
9259 EXTENDED_CONTEXT_BIT.
9260 * config/rs6000/linux-unwind.h (frob_update_context): Use
9261 _Unwind_SetSignalFrame.
9263 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9266 * gimplify.c (gimplify_modify_expr_complex_part): Move below
9267 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
9270 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
9272 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
9273 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
9274 RET, AT_SP): Remove.
9275 * config/i386/i386.md (*sse_prologue_save_insn): Use return
9278 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9279 * cfgbuild.c (find_basic_blocks): Likewise.
9280 * cfgrtl.c (rtl_create_basic_block): Likewise.
9281 * function.c (temp_slots_at_level): Likewise.
9282 * reg-stack.c (stack_regs_mentioned): Likewise.
9283 * regclass.c (allocate_reg_info): Likewise.
9284 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9285 set_bb_for_stmt, move_block_to_fn): Likewise.
9286 * tree-complex.c (tree_lower_complex): Likewise.
9287 * vec.h (VEC_safe_grow_cleared): New.
9289 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
9291 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
9293 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
9294 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
9296 * cfgloopmanip.c (scale_loop_frequencies): Export.
9297 (loopify): Scale the frequencies by prescribed coefficients.
9298 (set_zero_probability): New function.
9299 (duplicate_loop_to_header_edge): Improve updating of frequencies.
9300 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
9301 and frequencies according to arguments.
9302 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
9304 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
9305 * modulo-sched.c (sms_schedule): Set probabilities for entering
9306 versioned loop correctly.
9307 * tree-vect-transform.c (vect_transform_loop): Ditto.
9308 * cfgloop.h (loopify, loop_version): Declaration changed.
9309 (scale_loop_frequencies): Declared.
9311 2007-01-02 Jan Hubicka <jh@suse.cz>
9313 * cgraph.c: Include tree-flow.h
9314 (cgraph_add_new-function): Handle IPA_SSA mode; execute
9316 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
9317 * tree-pass.h (pass_all_early_optimizations): Declare.
9318 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
9320 (cgraph_analyze_function): Do early_local_passes.
9321 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9322 Do not add referenced vars.
9323 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
9325 (gate_all_early_local_passes): New gate.
9326 (pass_early_local_passes): Use new gate.
9327 (execute_early_local_optimizations): New functions.
9328 (gate_all_early_optimizations): New gate.
9329 (pass_all_early_optimizations): New pass.
9330 (execute_free_datastructures): Free SSA only when initialized.
9331 (gate_init_datastructures): Init only when optimizing.
9332 (tree_lowering_passes): Do early local passes when called late.
9333 * tree-profile.c (do_tree_profiling): Don't profile functions added
9335 (do_early_tree_profiling, pass_early_tree_profile): Kill.
9336 * tree-cfg.c (update_modified_stmts): Do not update when operands are
9338 * passes.c (init_optimizations_passes): Reorder so we go into SSA
9339 during early_local_passes.
9340 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
9343 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9345 * Makefile.in: Update copyright year.
9347 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9349 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
9350 in $(lang_checks) and check-consistency targets.
9352 2007-01-02 Jan Hubicka <jh@suse.cz>
9354 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9355 Do not add referenced vars.
9356 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
9358 * passes.c (init_optimization_passes): Put mudflap_2 after
9359 free_datastructures.
9361 2007-01-02 Jan Hubicka <jh@suse.cz>
9363 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
9364 Set NOTHROW flag on call statements proved to be nothrow.
9365 Update statement of local calls so new pure/const functions are
9366 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
9368 (tree_rest_of_compilation): Register hooks and initialize bitmap
9369 early. Do not set after_inlining flag.
9371 2007-01-02 Steve Ellcey <sje@cup.hp.com>
9373 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
9374 HOST_BITS_PER_LONGLONG
9376 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9379 * c-typeck.c (store_init_value): Don't emit pedantic overflow
9380 warning for non-static initializers.
9382 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
9384 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
9385 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
9386 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
9387 Always use set_unique_reg_note to add REG_EQUAL notes.
9389 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9392 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9394 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9395 * cfgbuild.c (find_basic_blocks): Likewise.
9396 * cfgrtl.c (rtl_create_basic_block): Likewise.
9397 * function.c (temp_slots_at_level): Likewise.
9398 * reg-stack.c (stack_regs_mentioned): Likewise.
9399 * regclass.c (allocate_reg_info): Likewise.
9400 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9401 set_bb_for_stmt, move_block_to_fn): Likewise.
9402 * tree-complex.c (tree_lower_complex): Likewise.
9403 * vec.h (VEC_safe_grow_cleared): New.
9405 2007-01-02 Ian Lance Taylor <iant@google.com>
9407 * c-common.c (c_common_truthvalue_conversion): When warning about
9408 using an assignment as a truth value, set TREE_NO_WARNING.
9410 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9413 * c.opt (Wold-style-declaration): New.
9414 * doc/invoke.texi (C-only Warning Options): New.
9415 (Wold-style-declaration): Document it.
9416 (Wextra): Enabled by -Wextra.
9417 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9418 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
9419 -Wold-style-declaration.
9421 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9423 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9424 * cfgbuild.c (find_basic_blocks): Likewise.
9425 * cfgrtl.c (rtl_create_basic_block): Likewise.
9426 * function.c (temp_slots_at_level): Likewise.
9427 * reg-stack.c (stack_regs_mentioned): Likewise.
9428 * regclass.c (allocate_reg_info): Likewise.
9429 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9430 set_bb_for_stmt, move_block_to_fn): Likewise.
9431 * tree-complex.c (tree_lower_complex): Likewise.
9432 * vec.h (VEC_safe_grow_cleared): New.
9434 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
9436 * c-common.c (c_common_nodes_and_builtins): Since variants of
9437 void_type_node get built before it is given a name, we need to
9438 give those variants the name, too.
9439 (complete_array_type): We need to work with the canonical main
9440 type of the array, from which we will build the qualified version.
9441 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
9442 * print-tree.c (print_node): Display canonical type information
9444 * stor-layout.c (layout_type): When we don't know the
9445 alignment of a type for which we're building an array, we end up
9446 guessing wrong, so make the type require structural equality.
9447 * tree.c (make_node_stat): When we build a new type, it is its
9449 (build_type_attribute_qual_variant): When building an attribute
9450 variant, its canonical type is the non-attribute variant. However,
9451 if the attributes are target-dependent and they differ, we need to
9452 use structural equality checks for this type.
9453 (build_qualified_type): A qualified type is not equivalent to its
9454 unqualified variant; set the canonical type appropriately.
9455 (build_distinct_type_copy): When building a distinct type from
9456 another type, the new type is its own canonical type.
9457 (build_variant_type_copy): When building a new type variant, we
9458 assume that it is equivalent to the original type.
9459 (build_pointer_type_for_mode): When building a pointer type, also
9460 build a canonical type pointer.
9461 (build_reference_type_for_mode): When building a reference type,
9462 also build a canonical type reference.
9463 (build_index_type): When we can't hash an index type (e.g.,
9464 because its maximum value is negative), the index type requires
9465 structural equality tests.
9466 (build_array_type): Build the canonical form of an array type.
9467 (build_function_type): Function types require structural equality,
9468 because they contain default arguments, attributes, etc.
9469 (build_method_type_directly): Ditto for method types.
9470 (build_offset_type): Build the canonical offset type.
9471 (build_complex_type): Build the canonical vector type.
9472 (make_vector_type): Build the canonical vector type.
9473 * tree.h (TYPE_CANONICAL): New.
9474 (TYPE_STRUCTURAL_EQUALITY_P): New.
9475 (SET_TYPE_STRUCTURAL_EQUALITY): New.
9476 (struct tree_type): Added "canonical" field.
9477 * params.h (VERIFY_CANONICAL_TYPES): New.
9478 * doc/c-tree.texi (TYPE_CANONICAL): Document.
9479 (TYPE_STRUCTURAL_EQUALITY_P): Document.
9480 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
9481 * doc/invoke.texi (verify-canonical-types): Document --param
9482 parameter for verifying canonical types.
9484 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9486 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
9487 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
9488 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
9489 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
9491 * config/rs6000/e500.h: New.
9492 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
9493 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
9495 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
9496 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
9497 TARGET_E500_DOUBLE): Remove.
9498 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
9499 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
9500 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
9501 * config/rs6000/rs6000.c (rs6000_override_options): Use
9504 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9506 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
9507 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
9508 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
9509 rs6000_emit_cmove): Don't check TARGET_E500.
9510 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
9511 sordered): Don't check TARGET_E500.
9513 2007-01-01 Eric Christopher <echristo@apple.com>
9515 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
9516 HARD_REGISTER_NUM_P.
9518 2007-01-01 Roger Sayle <roger@eyesopen.com>
9520 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
9521 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
9522 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
9525 2007-01-01 Mike Stump <mrs@apple.com>
9527 * configure.ac: Remove support for building with Apple's gcc-3.1.
9529 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9532 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
9533 REG is a hard register. Do not modify REG before calling
9535 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
9536 multiple of the size of YMODE for certain lowpart cases.
9538 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9541 * gimplify (voidify_wrapper_expr): Update for
9544 2007-01-01 Andreas Schwab <schwab@suse.de>
9547 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
9548 save of BR0 in extra_spill_size instead of spill_size.
9549 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
9551 (ia64_expand_epilogue): Restore BR0 from its new location.
9553 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9555 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
9556 Use a temporary variable if the left hand side is not a gimple
9559 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9561 * gimplify.c (gimplify_return_expr): Make the temporary variable
9562 for the return expression, a gimple register variable.
9564 2007-01-01 Jan Hubicka <jh@suse.cz>
9566 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
9569 2007-01-01 Mike Stump <mrs@apple.com>
9571 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
9573 * config/darwin.c (machopic_select_rtx_section): Use
9575 (darwin_mergeable_constant_section): Likewise.
9576 * configure: Regenerate.
9577 * config.in: Regenerate.
9579 2007-01-01 Jan Hubicka <jh@suse.cz>
9580 Andrew Pinski <pinskia@gmail.com>
9582 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
9583 before starting IPA passes.