1 2008-06-12 Jakub Jelinek <jakub@redhat.com>
4 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus
7 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
9 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
10 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
12 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
14 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
15 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
17 2008-06-12 Jakub Jelinek <jakub@redhat.com>
20 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
23 2008-06-12 Richard Guenther <rguenther@suse.de>
25 PR tree-optimization/36345
26 * tree-flow.h (struct ptr_info_def): Align escape_mask,
27 add memory_tag_needed flag.
28 (may_alias_p): Declare.
29 * tree-ssa-alias.c (may_alias_p): Export.
30 (set_initial_properties): Use memory_tag_needed flag.
31 (update_reference_counts): Likewise.
32 (reset_alias_info): Reset memory_tag_needed flag.
33 (create_name_tags): Check memory_tag_needed flag.
34 (dump_points_to_info_for): Dump it.
35 * tree-ssa-structalias.c (struct variable_info): Remove
36 directly_dereferenced flag.
37 (new_var_info): Do not initialize it.
38 (process_constraint_1): Do not set it.
39 (update_alias_info): Set is_dereferenced flag.
40 (set_uids_in_ptset): Use may_alias_p.
41 (set_used_smts): Check memory_tag_needed flag.
42 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
43 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
44 memory_tag_needed flag.
45 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
48 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
50 * config/i386/i386.c (ix86_compute_frame_layout): Disable red zone for
52 (ix86_expand_prologue): Likewise.
53 (ix86_force_to_memory): Likewise.
54 (ix86_free_from_memory): Likewise.
56 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
59 * config/rs6000/rs6000.c (rs6000_override_options): Set
60 rs6000_isel conditionally to the absence of comand line
62 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
63 Remove duplicate rs6000_isel setting.
64 * config/rs6000/eabispe.h: Ditto.
66 2008-06-11 Richard Guenther <rguenther@suse.de>
68 * alias.c (get_alias_set): Use the element alias-set for arrays.
69 (record_component_aliases): For arrays and vectors do nothing.
70 * c-common.c (strict_aliasing_warning): Handle the cases
71 of alias set zero explicitly.
72 * Makefile.in (dfp.o-warn): Add -Wno-error.
74 2008-06-11 Joseph Myers <joseph@codesourcery.com>
76 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
78 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
79 tune_32 tune_64 to supported_defaults. Allow values not
80 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
81 x86_64. Do not override cpu_32 or cpu_64 values from target name.
82 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
83 with_cpu_64 to generic for 64-bit-supporting configurations, not
84 with_cpu. Remove FIXMEs.
85 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
86 --with-arch-64, --with-tune-32, --with-tune-64): Document.
87 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
88 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
91 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
92 Olivier Hainque <hainque@adacore.com>
94 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
95 Use DECL_SIZE_UNIT to retrieve the size of the field.
97 2008-06-11 Joseph Myers <joseph@codesourcery.com>
99 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
100 with function calls after declarations. Lay out
101 neon_float_type_node before further use.
103 2008-06-11 Richard Guenther <rguenther@suse.de>
105 * tree-flow.h (may_point_to_global_var): Declare.
106 * tree-ssa-alias.c (may_point_to_global_var): New function.
107 * tree-ssa-sink.c (is_hidden_global_store): Use it.
109 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
111 * configure.ac: Teach that fido supports .debug_line.
112 * configure: Regenerate.
114 2008-06-10 Tom Tromey <tromey@redhat.com>
116 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
119 2008-06-10 Joseph Myers <joseph@codesourcery.com>
121 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
122 (encode_decimal64, decode_decimal64, encode_decimal128,
123 decode_decimal128): Reverse order of 32-bit parts of value if host
124 and target endianness differ.
126 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
127 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
129 (tree_mod_pow2_value_transform): Likewise.
130 (tree_ic_transform): Likewise.
131 (tree_stringops_transform): Likewise.
132 (tree_mod_subtract_transform): Likewise.
133 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
134 (copy_edges_for_bb): Likewise.
135 (initialize_cfun): Likewise.
137 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
139 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
140 nonmemory_operand. Add "N" operand constraint.
142 (*jcc_btdi_mask_rex64): New instruction and split pattern.
143 (*jcc_btsi_mask): Ditto.
144 (*jcc_btsi_mask_1): Ditto.
146 2008-06-10 Joseph Myers <joseph@codesourcery.com>
148 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
149 TYPE_CANONICAL for copied element type.
151 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
154 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
155 Add m_CORE2 and m_GENERIC.
156 * config/i386/predicates.md (bt_comparison_operator): New predicate.
157 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
159 (*jcc_btdi_rex64): New instruction and split pattern.
161 (*jcc_btsi_1): Ditto.
162 (*btsq): Fix Intel asm dialect operand order.
166 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
169 * simplify-rtx.c (simplify_subreg): Add check for shift count
172 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
174 * doc/md.texi: Synchronize with later constraints.md change.
175 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
176 with a C implementation.
177 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
179 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
180 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
181 when moving to and from MD_REGNUM.
182 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
183 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
184 Handle byte and halfword moves.
185 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
187 * config/mips/constraints.md (h): Turn into NO_REGS.
188 (l, x): Update documentation.
189 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
190 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
191 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
192 (HILO): New mode iterator.
194 (any_div): New code iterator.
195 (u): Extend code attribute to div and udiv.
196 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
197 d_operand in the splitters. Remove redundant CONST_INT checks.
198 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
199 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
200 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
201 accordingly, using normal moves instead of unspecs to move LO into
202 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
203 (<u>mulsidi3): Handle expansion in C code.
204 (<u>mulsidi3_32bit_internal): Rename to...
205 (<u>mulsidi3_32bit): ...this.
206 (<u>mulsidi3_32bit_r4000): Fix insn separator.
207 (*<u>mulsidi3_64bit): Rename to...
208 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
209 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
210 to set LO and HI to the multiplication result. Use a normal move
211 for MFLO and an unspec for MFHI.
212 (*<u>mulsidi3_64bit_parts): Replace with...
213 (<u>mulsidi3_64bit_hilo): ...this new instruction.
214 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
215 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
216 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
217 instead of HI. Split the instruction into a separate multiplication
218 and MFHI if !TARGET_FIX_R4000.
219 (<su>muldi3_highpart): Likewise.
220 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
221 and the "=h" clobber.
222 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
223 (<u>mulditi3): New expander.
224 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
225 (madsi): Remove "=h" clobber.
226 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
227 Force the modulus result to be a GPR and split the instruction into
228 a division followed by an MFHI after reload.
229 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
230 (*lea_high64): Use d_operand in the define_peephole2. Likewise
231 the MIPS16 HIGH define_split.
232 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
233 of acc<->gpr moves to "multi".
234 (*movdi_64bit): Replace the single "x" alternative with
235 alternatives for moving into and out of "a".
236 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
237 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
238 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
239 Use d_operand in the splitters. Remove redundant CONST_INT checks.
240 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
241 (movti): New expander.
242 (*movti, *movti_mips16): New insns.
243 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
244 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
245 (mthi<GPR:mode>_<HILO:mode>): Likewise.
246 * config/mips/predicates.md (fpr_operand): Delete.
247 (d_operand): New predicate.
249 2008-06-09 Michael Meissner <michael.meissner@amd.com>
251 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
252 failure on some Bourne shells.
255 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
257 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
259 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
261 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
262 (sparc-sun-solaris2*): Likewise.
264 2008-06-09 Arnaud Charlet <charlet@adacore.com
266 * doc/install.texi: Update requirements to build the Ada compiler.
268 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
270 * df-scan.c (struct df_scan_problem_data): Remove the
271 mw_link_pool alloc pool.
272 (df_scan_free_internal): Don't free it.
273 (df_scan_alloc): Don't allocate it.
274 * df.h (struct df_link): Update comment.
276 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
278 * except.h: Correct checks for when SJLJ exceptions must be used.
280 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
282 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
285 2008-06-08 Joseph Myers <joseph@codesourcery.com>
287 PR tree-optimization/36218
288 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
289 configure for the build system.
290 (BUILD_LDFLAGS): Define.
291 * configure: Regenerate.
292 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
294 2008-07-08 Anatoly Sokolov <aesok@post.ru>
297 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
298 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
299 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
301 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
303 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
305 2008-06-07 Joseph Myers <joseph@codesourcery.com>
307 * config.gcc (Obsolete configurations): Remove list of
309 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
310 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
311 targets matched by those patterns.
312 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
313 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
314 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
315 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
316 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
317 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
318 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
319 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
320 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
321 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
322 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
323 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
324 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
325 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
326 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
327 Make code for Solaris 7 and greater unconditional for Solaris.
328 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
329 Remove --with-* handling.
330 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
331 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
332 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
333 LINK_OS_WINDISS_SPEC): Remove.
334 * config/rs6000/sysv4.opt (mwindiss): Remove.
335 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
336 * configure: Regenerate.
337 * doc/cpp.texi: Don't mention BeOS.
338 * doc/extend.texi (interrupt): Don't mention MS1.
339 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
340 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
341 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
342 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
343 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
345 * doc/invoke.texi (MT Options): Remove.
347 (CRIS Options): Remove cris-axis-aout references.
348 (HPPA Options): Don't mention hppa1.1-*-pro.
349 * doc/md.texi: (MorphoTech family): Remove.
350 * libgcc2.c: Don't handle UWIN.
351 * config/alpha/t-unicosmk: Remove.
352 * config/alpha/unicosmk.h: Remove.
353 * config/arm/kaos-arm.h: Remove.
354 * config/arm/kaos-strongarm.h: Remove.
355 * config/arm/strongarm-coff.h: Remove.
356 * config/arm/strongarm-elf.h: Remove.
357 * config/arm/strongarm-pe.h: Remove.
358 * config/arm/t-strongarm-pe: Remove.
359 * config/arm/t-xscale-coff: Remove.
360 * config/arm/t-xscale-elf: Remove.
361 * config/arm/xscale-coff.h: Remove.
362 * config/arm/xscale-elf.h: Remove.
363 * config/chorus.h: Remove.
364 * config/cris/aout.h: Remove.
365 * config/cris/aout.opt: Remove.
366 * config/cris/t-aout: Remove.
367 * config/i386/beos-elf.h: Remove.
368 * config/i386/kaos-i386.h: Remove.
369 * config/i386/ptx4-i.h: Remove.
370 * config/i386/sco5.h: Remove.
371 * config/i386/sco5.opt: Remove.
372 * config/i386/sysv4-cpp.h: Remove.
373 * config/i386/sysv5.h: Remove.
374 * config/i386/t-beos: Remove.
375 * config/i386/t-sco5: Remove.
376 * config/i386/t-uwin: Remove.
377 * config/i386/uwin.asm: Remove.
378 * config/i386/uwin.h: Remove.
379 * config/kaos.h: Remove.
380 * config/mips/windiss.h: Remove.
381 * config/mt: Remove directory.
382 * config/pa/pa-osf.h: Remove.
383 * config/pa/pa-pro-end.h: Remove.
384 * config/pa/t-pro: Remove.
385 * config/ptx4.h: Remove.
386 * config/rs6000/beos.h: Remove.
387 * config/rs6000/kaos-ppc.h: Remove.
388 * config/rs6000/t-beos: Remove.
389 * config/rs6000/windiss.h: Remove.
390 * config/sh/kaos-sh.h: Remove.
391 * config/sol2-6.h: Remove.
392 * config/sparc/sol26-sld.h: Remove.
393 * config/sparc/sysv4-only.h: Remove.
394 * config/vax/bsd.h: Remove.
395 * config/vax/t-memfuncs: Remove.
396 * config/vax/ultrix.h: Remove.
397 * config/vax/vaxv.h: Remove.
398 * config/windiss.h: Remove.
400 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
402 PR rtl-optimization/36438
403 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
404 for vector shifts with constant scalar shift operands.
406 2008-06-06 Sandip Matte <sandip@rmicorp.com>
408 * doc/invoke.texi: Document -march=xlr.
409 * config/mips/xlr.md: New file.
410 * config/mips/mips.md: Include it.
412 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
413 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
414 (mips_rtx_cost_data): Likewise.
416 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
418 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
419 PRE_INC and PRE_DEC cases.
421 2008-06-06 Jakub Jelinek <jakub@redhat.com>
423 PR rtl-optimization/36419
424 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
425 the emitting jump insn.
428 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
429 is not bool, boolify the whole *expr_p and convert to the desired type.
431 2008-06-06 Jakub Jelinek <jakub@redhat.com>
433 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
434 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
435 Add omp_private_outer_ref hook, add another argument to
436 omp_clause_default_ctor hook.
437 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
438 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
439 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
440 hook_tree_tree_tree_tree_null.
441 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
442 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
443 * hooks.c (hook_tree_tree_tree_tree_null): New function.
444 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
445 * tree.def (OMP_TASK): New tree code.
446 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
447 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
448 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
449 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
450 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
451 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
452 OMP_CLAUSE_COLLAPSE_EXPR): Define.
453 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
454 (OMP_DIRECTIVE_P): Add OMP_TASK.
455 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
456 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
457 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
458 and OMP_CLAUSE_UNTIED entries.
459 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
461 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
462 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
463 * tree-pretty-print.c (dump_omp_clause): Handle
464 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
465 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
466 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
467 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
468 warning about unsigned iterators. Change decl/init/cond/incr
469 arguments to TREE_VECs, check arguments for all collapsed loops.
470 (c_finish_omp_taskwait): New function.
471 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
473 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
474 default_function_array_conversion on init. Add par_clauses argument.
475 If decl is present in parallel's lastprivate clause, change it to
476 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
477 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
478 collapse count in clauses.
479 (c_parser_omp_for, c_parser_omp_parallel): Adjust
480 c_parser_omp_for_loop callers.
481 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
482 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
483 (c_parser_omp_clause_name): Handle collapse and untied clauses.
484 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
486 (c_parser_omp_clause_schedule): Handle schedule(auto).
487 Include correct location in the error message.
488 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
489 and PRAGMA_OMP_CLAUSE_UNTIED.
490 (OMP_TASK_CLAUSE_MASK): Define.
491 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
492 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
493 * tree-nested.c (convert_nonlocal_omp_clauses,
494 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
495 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
496 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
497 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
499 (conver_nonlocal_reference, convert_local_reference,
500 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
501 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
502 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
503 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
504 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
505 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
506 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
507 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
508 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
510 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
511 * c-common.h (c_finish_omp_taskwait): New prototype.
512 * gimple-low.c (lower_stmt): Handle OMP_TASK.
513 * tree-parloops.c (create_parallel_loop): Create 1 entry
514 vectors for OMP_FOR_{INIT,COND,INCR}.
515 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
516 (make_edges): Handle OMP_TASK.
517 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
518 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
519 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
520 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
521 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
522 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
523 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
524 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
525 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
526 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
527 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
528 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
529 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
530 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
531 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
532 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
533 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
534 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
535 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
536 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
537 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
538 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
539 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
540 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
541 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
542 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
543 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
544 original iterator is present in lastprivate clause or if
545 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
546 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
547 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
548 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
549 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
550 if it is set, lookup var in outer contexts too. Handle
551 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
552 to be implicitly determined firstprivate for task regions.
553 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
554 if it is set, lookup var in outer contexts too. Set
555 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
556 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
557 OMP_CLAUSE_UNTIED. Take region_type as last argument
558 instead of in_parallel and in_combined_parallel.
559 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
561 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
562 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
563 (new_omp_context): Set default_kind to
564 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
565 (omp_region_type): New enum.
566 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
567 fields, add region_type.
568 (new_omp_context): Take region_type as argument instead of is_parallel
569 and is_combined_parallel.
570 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
571 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
572 ctx->is_combined_parallel checks.
573 (gimplify_omp_task): New function.
574 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
576 * omp-low.c (extract_omp_for_data): Use schedule(static)
577 for schedule(auto). Handle pointer and unsigned iterators.
578 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
579 Add loops argument. Extract data for collapsed OMP_FOR loops.
580 (expand_parallel_call): Assert sched_kind isn't auto,
581 map runtime schedule to index 3.
582 (struct omp_for_data_loop): New type.
583 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
584 Add loop, loops, collapse and iter_type fields.
585 (workshare_safe_to_combine_p): Disallow combined for if
586 iter_type is unsigned long long. Don't combine collapse > 1 loops
587 unless all bounds and steps are constant. Adjust extract_omp_for_data
589 (expand_omp_for_generic): Handle pointer, unsigned and long long
590 iterators. Handle collapsed OMP_FOR loops. Adjust
591 for struct omp_for_data changes. If libgomp function doesn't return
592 boolean_type_node, add comparison of the return value with 0.
593 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
594 pointer, unsigned and long long iterators. Adjust for struct
595 omp_for_data changes.
596 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
597 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
598 unsigned long long. Allocate loops array, pass it to
599 extract_omp_for_data. For collapse > 1 loops use always
600 expand_omp_for_generic.
601 (omp_context): Add sfield_map and srecord_type fields.
602 (is_task_ctx, lookup_sfield): New functions.
603 (use_pointer_for_field): Use is_task_ctx helper. Change first
604 argument's type from const_tree to tree. Clarify comment.
605 In OMP_TASK disallow copy-in/out sharing.
606 (build_sender_ref): Call lookup_sfield instead of lookup_field.
607 (install_var_field): Add mask argument. Populate both record_type
608 and srecord_type if needed.
609 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
611 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
612 and DECL_FIELD_OFFSET.
613 (scan_sharing_clauses): Adjust install_var_field callers. For
614 firstprivate clauses on explicit tasks allocate the var by value in
615 record_type unconditionally, rather than by reference.
616 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
617 Use is_taskreg_ctx instead of is_parallel_ctx.
618 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
619 (create_omp_child_function_name): Add task_copy argument, use
620 *_omp_cpyfn* names if it is true.
621 (create_omp_child_function): Add task_copy argument, if true create
622 *_omp_cpyfn* helper function.
623 (scan_omp_parallel): Adjust create_omp_child_function callers.
624 Rename parallel_nesting_level to taskreg_nesting_level.
625 (scan_omp_task): New function.
626 (lower_rec_input_clauses): Don't run constructors for firstprivate
627 explicit task vars which are initialized by *_omp_cpyfn*.
628 Pass outer var ref to omp_clause_default_ctor hook if
629 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
630 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
631 OMP_CLAUSE_REDUCTION_INIT.
632 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
633 avoid duplicate setting of fields. Handle
634 OMP_CLAUSE_PRIVATE_OUTER_REF.
635 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
636 copy-out if TREE_READONLY, only copy-in.
637 (expand_task_copyfn): New function.
638 (expand_task_call): New function.
639 (struct omp_taskcopy_context): New type.
640 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
642 (lower_omp_parallel): Rename to...
643 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
644 Call create_task_copyfn if srecord_type is needed. Adjust
646 (task_shared_vars): New variable.
647 (check_omp_nesting_restrictions): Warn if work-sharing,
648 barrier, master or ordered region is closely nested inside OMP_TASK.
649 Add warnings for barrier if closely nested inside of work-sharing,
650 ordered, or master region.
651 (scan_omp_1): Call check_omp_nesting_restrictions even for
652 GOMP_barrier calls. Rename parallel_nesting_level to
653 taskreg_nesting_level. Handle OMP_TASK.
654 (lower_lastprivate_clauses): Even if some lastprivate is found on a
655 work-sharing construct, continue looking for them on parent parallel
657 (lower_omp_for_lastprivate): Add lastprivate clauses
658 to the beginning of dlist rather than end. Adjust for struct
659 omp_for_data changes.
660 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
661 not after it. Handle collapsed OMP_FOR loops, adjust for
662 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
663 (get_ws_args_for): Adjust extract_omp_for_data caller.
664 (scan_omp_for): Handle collapsed OMP_FOR
665 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
666 (lower_omp_single_simple): If libgomp function doesn't return
667 boolean_type_node, add comparison of the return value with 0.
668 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
669 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
670 (parallel_nesting_level): Rename to...
671 (taskreg_nesting_level): ... this.
672 (is_taskreg_ctx): New function.
673 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
675 (execute_lower_omp): Rename parallel_nesting_level to
676 taskreg_nesting_level.
677 (expand_omp_parallel): Rename to...
678 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
679 Call omp_task_call for OMP_TASK regions.
680 (expand_omp): Adjust caller, handle OMP_TASK.
681 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
683 * bitmap.c (bitmap_default_obstack_depth): New variable.
684 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
685 if argument is NULL and bitmap_default_obstack is already initialized.
686 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
688 * matrix-reorg.c (matrix_reorg): Likewise.
690 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
692 * config/i386/i386.md (*indirect_jump): Macroize using P
693 mode iterator. Remove !TARGET_64BIT from insn constraints.
694 (*tablejump_1): Ditto.
695 (*indirect_jump_rex64): Remove insn pattern.
696 (*tablejump_1_rex64): Ditto.
697 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
698 and eh_return_si insn patterns.
700 2008-06-06 Richard Guenther <rguenther@suse.de>
702 * tree-ssa-structalias.c (merge_smts_into): Remove.
703 (find_what_p_points_to): Do not bother to compute the
704 points-to set for pt_anything pointers.
705 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
706 for pt_anything pointers is ok.
708 2008-06-06 Jan Hubicka <jh@suse.cz>
710 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
712 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
714 * cgraph.c: Fix typos in comments.
715 (cgraph_availability_names): Fix string typo.
716 * fold-const.c: Fix typos in comments.
717 (fold_binary): Fix typo in warning.
718 * genautomata.c: Fix typos in comments.
719 (check_presence_pattern_sets): Fix typo in local variable.
720 (output_description): Fix typo in output.
721 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
723 * matrix-reorg.c (check_allocation_function): Likewise.
724 * omega.c (smooth_weird_equations): Likewise.
725 * auto-inc-dec.c: Fix typos in comments.
726 * bb-reorder.c: Likewise.
727 * builtins.c: Likewise.
728 * c-common.c: Likewise.
729 * c-cppbuiltin.c: Likewise.
730 * c-parser.c: Likewise.
731 * c-pretty-print.c: Likewise.
732 * cfgcleanup.c: Likewise.
733 * cfgexpand.c: Likewise.
734 * cfghooks.c: Likewise.
735 * cfglayout.c: Likewise.
736 * cfgloopmanip.c: Likewise.
737 * cgraphunit.c: Likewise.
738 * coverage.c: Likewise.
739 * dbxout.c: Likewise.
740 * df-byte-scan.c: Likewise.
741 * df-core.c: Likewise.
742 * df-problems.c: Likewise.
743 * df-scan.c: Likewise.
745 * dominance.c: Likewise.
746 * domwalk.c: Likewise.
748 * dwarf2out.c: Likewise.
749 * emit-rtl.c: Likewise.
750 * et-forest.c: Likewise.
751 * function.c: Likewise.
752 * function.h: Likewise.
754 * gcov-io.c: Likewise.
757 * genattrtab.c: Likewise.
758 * ggc-page.c: Likewise.
759 * gimplify.c: Likewise.
760 * gthr-lynx.h: Likewise.
761 * haifa-sched.c: Likewise.
762 * ipa-cp.c: Likewise.
763 * ipa-inline.c: Likewise.
764 * ipa-prop.h: Likewise.
765 * ipa-pure-const.c: Likewise.
766 * ipa-struct-reorg.c: Likewise.
767 * ipa-struct-reorg.h: Likewise.
768 * ipa-type-escape.c: Likewise.
770 * loop-doloop.c: Likewise.
771 * mips-tfile.c: Likewise.
772 * mkmap-flat.awk: Likewise.
773 * mkmap-symver.awk: Likewise.
774 * modulo-sched.c: Likewise.
775 * omp-low.c: Likewise.
776 * optabs.c: Likewise.
777 * optabs.h: Likewise.
779 * passes.c: Likewise.
780 * postreload-gcse.c: Likewise.
781 * postreload.c: Likewise.
782 * predict.c: Likewise.
783 * pretty-print.h: Likewise.
784 * profile.c: Likewise.
785 * protoize.c: Likewise.
786 * ra-conflict.c: Likewise.
789 * regclass.c: Likewise.
791 * reload.c: Likewise.
792 * rtl-error.c: Likewise.
793 * rtlanal.c: Likewise.
795 * sched-rgn.c: Likewise.
798 * target.h: Likewise.
799 * tree-dfa.c: Likewise.
800 * tree-eh.c: Likewise.
801 * tree-flow-inline.h: Likewise.
802 * tree-inline.c: Likewise.
803 * tree-into-ssa.c: Likewise.
804 * tree-loop-distribution.c: Likewise.
805 * tree-nested.c: Likewise.
806 * tree-parloops.c: Likewise.
807 * tree-pass.h: Likewise.
808 * tree-pretty-print.c: Likewise.
809 * tree-profile.c: Likewise.
810 * tree-scalar-evolution.c: Likewise.
811 * tree-sra.c: Likewise.
812 * tree-ssa-alias-warnings.c: Likewise.
813 * tree-ssa-ccp.c: Likewise.
814 * tree-ssa-coalesce.c: Likewise.
815 * tree-ssa-dom.c: Likewise.
816 * tree-ssa-dse.c: Likewise.
817 * tree-ssa-forwprop.c: Likewise.
818 * tree-ssa-live.c: Likewise.
819 * tree-ssa-live.h: Likewise.
820 * tree-ssa-loop-im.c: Likewise.
821 * tree-ssa-loop-ivopts.c: Likewise.
822 * tree-ssa-loop-niter.c: Likewise.
823 * tree-ssa-loop-prefetch.c: Likewise.
824 * tree-ssa-phiopt.c: Likewise.
825 * tree-ssa-phiprop.c: Likewise.
826 * tree-ssa-sccvn.c: Likewise.
827 * tree-ssa-ter.c: Likewise.
828 * tree-ssa-threadupdate.c: Likewise.
829 * tree-ssa.c: Likewise.
830 * tree-vect-analyze.c: Likewise.
831 * tree-vect-transform.c: Likewise.
832 * tree-vectorizer.c: Likewise.
833 * tree-vn.c: Likewise.
834 * tree-vrp.c: Likewise.
836 * tree.def: Likewise.
838 * unwind-dw2-fde.c: Likewise.
839 * unwind.inc: Likewise.
840 * value-prof.c: Likewise.
841 * vmsdbgout.c: Likewise.
843 2008-06-05 David Edelsohn <edelsohn@gnu.org>
845 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
846 always place FP constants in the TOC for TARGET_POWERPC64.
847 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
849 2008-06-05 Joseph Myers <joseph@codesourcery.com>
851 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
852 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
853 enable for TARGET_E500_DOUBLE.
854 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
855 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
856 floating-point modes like integer modes for E500 double.
857 (rs6000_legitimate_offset_address_p): Likewise.
858 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
859 addressing for DDmode for E500 double.
860 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
861 modes as using 64-bits of registers for E500 double.
862 (spe_build_register_parallel): Do not handle DDmode or TDmode.
863 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
864 specially for E500 double.
865 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
866 TDmode for E500 double.
867 (rs6000_gimplify_va_arg): Only handle SDmode in registers
868 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
869 (rs6000_split_multireg_move): Do not handle TDmode specially for
871 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
872 using 64-bit registers for E500 double.
873 (emit_frame_save): Do not handle DDmode specially for E500 double.
874 (gen_frame_mem_offset): Likewise.
875 (rs6000_function_value): Do not call spe_build_register_parallel
876 for DDmode or TDmode.
877 (rs6000_libcall_value): Likewise.
878 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
879 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
882 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
884 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
887 2008-06-04 Junjie Gu <jgu@tensilica.com>
889 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
890 comparison for frame pointers.
892 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
895 * config/avr/avr.h (PUSH_ROUNDING): Remove.
897 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
900 * builtins.c (expand_builtin_signbit): Don't take lowpart when
901 register is already smaller or equal to required mode.
903 2008-06-04 Xinliang David Li <davidxl@google.com>
905 * tree-call-cdce.c: New file.
906 (cond_dead_built_in_calls): New static variable.
907 (input_domain): New struct.
908 (check_pow): New function.
909 (check_builtin_call): Ditto.
910 (check_target_format): Ditto.
911 (is_call_dce_candidate): Ditto.
912 (gen_one_condition): Ditto.
913 (gen_conditions_for_domain): Ditto.
915 (gen_conditions_for_pow_cst_base): Ditto.
916 (gen_conditions_for_pow_int_base): Ditto.
917 (gen_conditions_for_pow): Ditto.
918 (get_no_error_domain): Ditto.
919 (gen_shrink_wrap_conditions): Ditto.
920 (shrink_wrap_one_built_in_call): Ditto.
921 (shink_wrap_conditional_dead_built_in_calls): Ditto.
922 (tree_call_cdce): Ditto.
923 (gate_call_cdce): Ditto.
924 (pass_call_cdce): New gimple pass.
925 * passes.c: (init_optimization_passes): New pass.
926 * tree-pass.h: New pass declaration.
927 * opts.c (decode_options): New flag setting.
928 * common.opt: Add -ftree-builtin-call-dce flag.
929 * Makefile.in: Add new source file.
930 * tempvar.def: New tv_id.
931 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
933 2008-06-04 Richard Guenther <rguenther@suse.de>
935 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
936 (is_call_clobbered): Always check var_ann->call_clobbered.
937 (mark_call_clobbered): Always set var_ann->call_clobbered.
938 (clear_call_clobbered): Always clear var_ann->call_clobbered.
939 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
940 (reset_alias_info): Clear call clobbering info on MTAGs and
942 (set_pt_anything): Set pt_global_mem.
943 (create_tag_raw): Adjust comment.
944 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
946 2008-06-04 Joseph Myers <joseph@codesourcery.com>
947 Maxim Kuvyrkov <maxim@codesourcery.com>
949 * config/m68k/m68k.opt (mxgot): New option.
950 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
951 (m68k_output_addr_const_extra): New.
952 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
953 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
954 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
955 * doc/invoke.texi (M680x0 Options): Document -mxgot.
957 2008-06-04 Richard Guenther <rguenther@suse.de>
959 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
960 negative or non-representable offsets.
962 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
964 * config/i386/i386.c (ix86_gen_leave): New.
965 (ix86_gen_pop1): Likewise.
966 (ix86_gen_add3): Likewise.
967 (ix86_gen_sub3): Likewise.
968 (ix86_gen_sub3_carry): Likewise.
969 (ix86_gen_one_cmpl2): Likewise.
970 (ix86_gen_monitor): Likewise.
971 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
972 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
973 ix86_gen_one_cmpl2 and ix86_gen_monitor.
974 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
975 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
976 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
977 (ix86_expand_epilogue): Updated.
978 (print_operand): Handle integer register operand for 'z'.
979 (ix86_expand_strlensi_unroll_1): Likewise.
980 (ix86_expand_strlen): Likewise.
981 (ix86_expand_builtin): Likewise.
982 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
983 mov{q}/mov{l} and add{q}/add{l}.
985 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
987 * config/i386/i386.md (P): New mode iterator.
988 (SFmode push_operand splitter): Macroize DImode and SImode pushes
989 using P mode iterator.
990 (DFmode push_operand splitter): Ditto.
991 (XFmode push_operand splitter): Ditto.
992 (DFmode float_extend SFmode push_operand splitter): Ditto.
993 (XFmode float_extend SFmode push_operand splitter): Do not generate
994 SImode pushes for 64bit target. Macroize Dimode and SImode
995 pushes using P mode iterator.
996 (XFmode float_extend DFmode push_operand splitter): Ditto.
998 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1000 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
1001 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
1002 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
1004 (ix86_call_abi_override): Remove check for call_used_regs.
1006 2008-06-03 Richard Guenther <rguenther@suse.de>
1008 * tree-ssa-structalias.c (find_func_aliases): Add constraints
1009 for the lhs of calls if the return type contains pointers.
1011 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1013 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
1014 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
1015 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
1016 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
1017 of cfun and DEFAULT_ABI to deceide abi mode.
1019 (REG_PARM_STACK_SPACE): Removed.
1020 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
1021 (STACK_BOUNDARY): Use default target to deceide stack boundary.
1022 * config/i386/i386-protos.h (ix86_cfun_abi): New.
1023 (ix86_function_abi): Likewise.
1024 (ix86_function_type_abi): Likewise.
1025 (ix86_call_abi_override): Likewise.
1026 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
1027 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
1028 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
1029 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
1031 (X86_64_REGPARM_MAX): New.
1032 (X86_64_SSE_REGPARM_MAX): New.
1033 (X64_REGPARM_MAX): New.
1034 (X64_SSE_REGPARM_MAX): New.
1035 (X86_32_REGPARM_MAX): New.
1036 (X86_32_SSE_REGPARM_MAX): New.
1037 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
1038 (ix86_function_regparm): Handle user calling abi.
1039 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
1040 by DEFAULT_ABI versus SYSV_ABI check.
1041 (ix86_reg_parm_stack_space): New.
1042 (ix86_function_type_abi): New.
1043 (ix86_call_abi_override): New.
1044 (ix86_function_abi): New.
1045 (ix86_cfun_abi): New.
1046 (init_cumulative_args): Call abi specific initialization.
1047 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
1048 (function_arg_64): Extend SSE_REGPARM_MAX check.
1049 (function_arg (): Remove TARGET_64BIT_MS_ABI.
1050 (ix86_pass_by_reference): Likewise.
1051 (ix86_function_value_regno_p): Likewise.
1052 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
1053 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
1054 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
1055 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
1056 (setup_incoming_varargs_64): Adjust regparm for call abi.
1057 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
1058 (ix86_va_start): Likewise.
1059 (ix86_gimplify_va_arg): Likewise.
1060 (ix86_expand_prologue): Likewise.
1061 (output_pic_addr_const): Likewise.
1062 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
1063 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
1064 (x86_output_mi_thunk): Likewise.
1065 (x86_function_profiler): Likewise.
1066 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
1067 (SYSV_ABI, MS_ABI): New constants.
1069 (init_regs): Add prototype of function in regclass.c file.
1070 (OVERRIDE_ABI_FORMAT): New.
1071 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
1072 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
1073 (OUTGOING_REG_PARM_STACK_SPACE): New.
1074 (ix86_reg_parm_stack_space): New prototype.
1075 (CUMULATIVE_ARGS): Add call_abi member.
1076 (machine_function): Add call_abi member.
1077 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
1078 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
1080 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
1083 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
1084 (avr_builtin_setjmp_frame_value): New function.
1085 * config/avr/avr.md (nonlocal_goto_receiver): Define.
1086 (nonlocal_goto): Define.
1088 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
1090 * config/mips/mips.c (mips_emit_loadgp): Return early if
1091 there is nothing do to, otherwise emit a blockage if
1092 !TARGET_EXPLICIT_RELOCS || crtl->profile.
1093 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
1095 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1097 * configure.ac: Drop unneeded backslash ending up in config.in.
1098 * acinclude.m4: Likewise.
1099 * config.in: Regenerate.
1101 2008-05-26 Jan Hubicka <jh@suse.cz>
1103 * predict.c (maybe_hot_frequency_p): Break out of...
1104 (maybe_hot_bb_p): ... here.
1105 (maybe_hot_edge_p): New.
1106 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
1107 * basic-block.h (maybe_hot_edge_p): Declare.
1109 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
1111 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
1112 (*cmpfp_<mode>_cc): Ditto.
1113 (*fp_jcc_8<mode>_387): Ditto.
1114 (*fop_<MODEF:mode>_2_i387): Ditto.
1115 (*fop_<MODEF:mode>_3_i387): Ditto.
1116 (*fop_xf_2_i387): Ditto.
1117 (*fop_xf_3_i387): Ditto.
1119 2008-06-02 Tomas Bily <tbily@suse.cz>
1121 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
1123 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1125 * config/mips/mips.c (mips_valid_offset_p): New function.
1126 (mips_valid_lo_sum_p): Likewise.
1127 (mips_classify_address): Use them.
1128 (mips_force_address): New function.
1129 (mips_legitimize_address): Use it.
1130 * config/mips/mips.md (MOVE128): New mode iterator.
1131 (movtf): Require TARGET_64BIT. Remove empty strings.
1132 (*movtf_internal): Rename to...
1133 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
1134 of "R" and use {,fp}{load,store} attributes instead of "multi".
1135 Use a separate define_split.
1136 (*movtf_mips16): New pattern.
1138 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1140 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
1141 * config/mips/mips.c (mips_expand_before_return): New function.
1142 (mips_expand_epilogue): Call it.
1143 * config/mips/mips.md (return): Turn into a define_expand.
1144 (*return): New insn.
1146 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1148 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
1149 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
1150 functions. Do not emit uses and clobbers of CONCATs; individually
1151 use and clobber their operands.
1152 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
1153 gen_clobber, emit_use and gen_use.
1154 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
1155 (expand_builtin_return): Likewise.
1156 * cfgbuild.c (count_basic_blocks): Likewise.
1157 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
1158 * explow.c (emit_stack_restore): Likewise.
1159 * expmed.c (extract_bit_field_1): Likewise.
1160 * expr.c (convert_move, emit_move_complex_parts): Likewise.
1161 (emit_move_multi_word, store_constructor): Likewise.
1162 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
1163 (thread_prologue_and_epilogue_insns): Likewise.
1164 * lower-subreg.c (resolve_simple_move): Likewise.
1165 * optabs.c (widen_operand, expand_binop): Likewise.
1166 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
1167 * reload.c (find_reloads): Likewise.
1168 * reload1.c (eliminate_regs_in_insn): Likewise.
1169 * stmt.c (expand_nl_goto_receiver): Likewise.
1170 * config/alpha/alpha.md (builtin_longjmp): Likewise.
1171 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
1172 * config/arm/arm.c (arm_load_pic_register): Likewise.
1173 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
1174 * config/arm/arm.md (untyped_return): Likewise.
1175 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
1176 * config/avr/avr.c (expand_prologue): Likewise.
1177 * config/bfin/bfin.c (do_unlink): Likewise.
1178 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
1179 * config/cris/cris.c (cris_expand_prologue): Likewise.
1180 * config/darwin.c (machopic_indirect_data_reference): Likewise.
1181 (machopic_legitimize_pic_address): Likewise.
1182 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
1183 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
1184 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
1185 (ix86_expand_convert_uns_didf_sse): Likewise.
1186 (ix86_expand_vector_init_general): Likewise.
1187 * config/ia64/ia64.md (eh_epilogue): Likewise.
1188 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
1189 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
1190 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
1191 (config/iq2000/iq2000.c): Likewise.
1192 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1193 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
1194 (builtin_longjmp): Likewise.
1195 * config/mn10300/mn10300.md (call, call_value): Likewise.
1196 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
1197 * config/pdp11/pdp11.md (abshi2): Likewise.
1198 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
1199 * config/s390/s390.c (s390_emit_prologue): Likewise.
1200 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
1201 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
1202 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
1203 * config/sh/sh.c (prepare_move_operands): Likewise.
1204 (output_stack_adjust, sh_expand_epilogue): Likewise.
1205 (sh_set_return_address, sh_expand_t_scc): Likewise.
1206 * config/sparc/sparc.c (load_pic_register): Likewise.
1207 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
1208 * config/spu/spu.c (spu_expand_epilogue): Likewise.
1209 * config/v850/v850.c (expand_epilogue): Likewise.
1211 2008-05-31 Anatoly Sokolov <aesok@post.ru>
1213 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
1214 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
1215 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
1216 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
1217 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
1218 stack pointer register.
1219 (output_movhi): Remove code for interrupt specific writing to the
1220 stack pointer register.
1222 2008-05-31 Richard Guenther <rguenther@suse.de>
1224 PR tree-optimization/34244
1225 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
1226 (tree_expr_nonzero_warnv_p): Likewise.
1227 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1228 ssa_name_nonnegative_p.
1229 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
1230 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
1231 not tree_expr_nonzero_warnv_p.
1233 PR tree-optimization/36262
1235 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
1237 PR tree-optimization/34244
1238 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
1239 (record_numbers_of_iterations): New function.
1240 (execute_vrp): Cache the numbers of iterations of loops.
1241 * tree-scalar-evolution.c (scev_reset_except_niters):
1243 (scev_reset): Use scev_reset_except_niters.
1244 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
1246 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
1248 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1249 __WORKAROUND_RETS when appropriate.
1251 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
1253 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
1254 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
1256 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
1257 *fop_df_comm_sse insn patterns using MODEF mode iterator.
1258 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
1259 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
1260 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
1261 *fop_df_1_mixed insn patterns using MODEF mode iterator.
1262 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
1263 *fop_df_1_sse insn patterns using MODEF mode iterator.
1264 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
1265 *fop_df_1_i387 insn patterns using MODEF mode iterator.
1266 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
1267 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
1268 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
1269 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
1270 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
1271 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
1272 (*fop_xf_4_i387): Use <MODE> for mode attribute.
1273 (*fop_xf_5_i387): Ditto.
1274 (*fop_xf_6_i387): Ditto.
1276 2008-05-30 Richard Guenther <rguenther@suse.de>
1278 * builtins.c (build_string_literal): Avoid generating
1279 a non-gimple_val result.
1281 2008-05-30 DJ Delorie <dj@redhat.com>
1283 * exec-tool.in: Use an environment variable (private) instead of a
1284 file (shared) as a semaphore, so as to not break parallel builds.
1286 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
1288 * optabs.c (maybe_encapsulate_block): Remove.
1289 (emit_libcall_block): Adjust accordingly.
1290 * optabs.h (maybe_encapsulate_block): Remove prototype.
1292 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
1293 Don't use maybe_encapsulate_block.
1295 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
1297 * config/rs6000/rs6000.c (rs6000_legitimize_address,
1298 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
1299 rtx is a SYMBOL_REF before calling get_pool_constant.
1301 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
1303 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
1305 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
1307 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
1308 rather than OS names to choose INO_T_EQ definition.
1309 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
1310 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
1312 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
1315 * config/darwin-f.c: New.
1316 * config/t-darwin: Added rule to build darwin-f.o.
1317 * config.gcc: Defined new variable, fortran_target_objs.
1318 (*-*-darwin*): Set fortran_target_objs.
1319 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
1320 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
1321 * configure: Regenerated.
1323 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
1326 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
1327 canonical type if needed.
1329 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
1331 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
1333 2008-05-29 Richard Guenther <rguenther@suse.de>
1335 PR tree-optimization/36343
1336 PR tree-optimization/36346
1337 PR tree-optimization/36347
1338 * tree-flow.h (clobber_what_p_points_to): Declare.
1339 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
1340 pointed-to variable is dereferenced is irrelevant to whether
1341 the pointer can access the pointed-to variable.
1342 (clobber_what_p_points_to): New function.
1343 * tree-ssa-alias.c (set_initial_properties): Use it.
1344 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
1345 call clobber check for NMTs.
1347 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1349 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
1350 for printing gcov_type.
1352 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1354 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
1355 and the eh region information.
1356 * value-prof.c (gimple_move_stmt_histograms): New function.
1357 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
1359 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
1361 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
1363 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1365 * value-prof.c (tree_ic_transform): Print counts.
1366 * tree-profile.c (tree_gen_ic_func_profiler):
1367 Clear __gcov_indreict_call_callee variable to avoid misattribution
1370 2008-05-28 Rafael Espindola <espindola@google.com>
1372 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
1375 2008-05-28 Richard Guenther <rguenther@suse.de>
1377 PR tree-optimization/36339
1378 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
1379 and clobbering code out of the loop.
1381 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1383 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
1386 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
1387 s390_contiguous_bitmask_p, s390_symref_operand_p,
1388 s390_check_symref_alignment, s390_reload_larl_operand,
1389 s390_reload_symref_address): New functions.
1390 (s390_branch_condition_mnemonic): Support compare and branch
1392 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
1393 and 'W' constraints.
1394 (s390_secondary_reload): Add secondary reloads for unaligned
1395 symbol refs or symbol refs to floating point or QI/TI mode
1397 (legitimate_address_p): Accept symbol references as addresses.
1398 (s390_expand_insv): Use rotate and insert selected bits
1399 instruction for insv when building for z10.
1400 (print_operand_address): Handle symbol ref addresses.
1401 (print_operand): Output modifier 'c' added for signed byte values.
1402 (s390_encode_section_info): Mark symbol refs with
1403 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
1405 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
1406 (length attribute): RRF, RRR have 4 byte length.
1407 (FPALL, INTALL): New mode iterators added.
1408 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
1409 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
1410 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
1411 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
1412 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
1413 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
1414 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
1415 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
1417 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
1418 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
1419 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
1420 reload<INTALL:mode><P:mode>_toreg_z10,
1421 reload<FPALL:mode><P:mode>_tomem_z10,
1422 reload<FPALL:mode><P:mode>_toreg_z10,
1423 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
1424 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
1425 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
1426 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
1428 (movmem, clrmem, cmpmem): New splitters added.
1430 * config/s390/predicates.md (larl_operand): Use
1431 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
1432 SYMBOL_REF_ALIGN1_P.
1433 (s390_signed_integer_comparison,
1434 s390_unsigned_integer_comparison): New predicates.
1436 * config/s390/s390-protos.h (s390_check_symref_alignment,
1437 s390_contiguous_bitmask_p, s390_reload_larl_operand,
1438 s390_reload_symref_address,
1439 s390_compare_and_branch_condition_mask): Prototypes added.
1441 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
1442 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
1443 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
1445 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1447 * config/s390/s390.c (z10_cost): New cost function for z10.
1448 (s390_handle_arch_option, override_options): Support -march=z10 switch.
1449 (s390_issue_rate): Adjust issue rate for z10.
1450 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
1451 (processor_flags): Add PF_Z10.
1452 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
1453 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
1454 * gcc/config.gcc: Add z10.
1456 2008-05-28 Richard Guenther <rguenther@suse.de>
1458 PR tree-optimization/36291
1459 * tree-flow. h (struct gimple_df): Remove var_anns member.
1460 * tree-flow-inline.h (gimple_var_anns): Remove.
1461 (var_ann): Simplify.
1462 * tree-dfa.c (create_var_ann): Simplify.
1463 (remove_referenced_var): Clear alias info from var_anns of globals.
1464 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
1465 (delete_tree_ssa): Clear alias info from var_anns of globals.
1466 Do not free var_anns.
1467 (var_ann_eq): Remove.
1468 (var_ann_hash): Likewise.
1470 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
1472 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
1473 and loongson2f entries.
1474 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
1475 * config/mips/mips.h (processor_type): Add Loongson-2E
1476 and Loongson-2F entries.
1477 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
1478 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
1479 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
1480 * doc/invoke.texi (MIPS Options): Document loongson2e
1481 and loongson2f processor names.
1483 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1487 * config/i386/i386.c (ix86_function_arg_boundary): Use
1488 alignment of canonical type.
1489 (ix86_expand_vector_move): Check unaligned memory access for
1492 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1494 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
1495 Moved to the front of file.
1497 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
1498 H.J. Lu <hongjiu.lu@intel.com>
1500 * dwarf2out.c (current_fde): New.
1502 (lookup_cfa:): Likewise.
1503 (dwarf2out_end_epilogue): Likewise.
1504 (dwarf2out_note_section_used): Likewise.
1506 2008-05-27 Michael Matz <matz@suse.de>
1509 * c.opt (Wenum-compare): New warning option.
1510 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
1512 2008-05-27 Michael Matz <matz@suse.de>
1515 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
1517 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
1518 into memory as tail calls.
1520 2008-05-27 Richard Guenther <rguenther@suse.de>
1522 PR tree-optimization/36339
1523 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
1524 pointers cause all addressable variables to be call clobbered.
1526 2008-05-27 Richard Guenther <rguenther@suse.de>
1528 PR tree-optimization/36245
1529 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
1531 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1533 * config/s390/s390.md: Replace all occurences of the 'm'
1534 constraint with 'RT'.
1536 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1538 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
1540 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
1542 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
1543 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
1544 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
1546 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1548 * reload.c: (find_reloads): Skip alternatives according to the
1549 "enabled" attribute. Constify the constraint variable.
1550 * recog.c (get_attr_enabled): Add default implementation.
1551 (extract_insn): Set the alternative_enabled_p array
1552 in the recog_data struct.
1553 (preprocess_constraints, constrain_operands): Skip
1554 alternatives according to the "enabled" attribute
1555 * recog.h (struct recog_data): New field alternative_enabled_p.
1556 (skip_alternative): New inline function.
1557 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
1558 (record_reg_classes): Skip alternative according to the
1559 "enabled" attribute.
1561 * doc/md.texi: Add documention for the "enabled" attribute.
1563 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1565 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
1566 * postreload.c (reload_cse_simplify_operands): Replace 'm'
1567 constraint with TARGET_MEM_CONSTRAINT.
1568 * recog.c (asm_operand_ok, preprocess_constraints,
1569 constrain_operands): Likewise.
1570 * regclass.c (record_reg_classes): Likewise.
1571 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
1572 * reload1.c (maybe_fix_stack_asms): Likewise.
1573 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
1574 * recog.h: Adjust comment.
1575 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
1576 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
1577 * doc/md.texi: Add a note to description of 'm' constraint.
1578 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
1580 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
1582 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
1583 that the bitfield is of integral type before testing its precision.
1585 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1586 Sa Liu <saliu@de.ibm.com>
1588 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
1589 __modti3, __udivti3, __umodti3 and __udivmodti4.
1590 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
1591 that implement TImode mul and div functions.
1592 * config/spu/multi3.c: New. Implement __multi3.
1593 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
1594 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
1597 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
1599 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
1600 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
1601 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
1602 tls_sysv_suffix): New mode and mode attribute iterators.
1603 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
1604 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
1605 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
1606 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
1607 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
1610 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
1612 PR tree-optimization/36329
1613 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
1614 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
1615 * cgraphbuild.c (initialize_inline_failed): Use the latter
1616 macro in lieu of the former.
1617 * ipa-inline.c (cgraph_mark_inline): Likewise.
1618 (cgraph_decide_inlining_of_small_function): Likewise.
1619 (cgraph_decide_inlining): Likewise.
1620 (cgraph_decide_inlining_incrementally): Likewise.
1622 2008-05-26 Tristan Gingold <gingold@adacore.com>
1623 Anatoly Sokolov <aesok@post.ru>
1625 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
1626 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
1627 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
1628 optimization for 'avr6' architecture.
1630 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
1633 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
1635 2008-05-26 Richard Guenther <rguenther@suse.de>
1637 * tree-ssa-sccvn.c (expr_has_constants): Declare.
1638 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
1640 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
1643 * caller-save.c (insert_restore): Verify alignment of spill space.
1644 (insert_save): Likewise.
1645 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
1646 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
1647 (STACK_SLOT_ALIGNMENT): Likewise.
1648 * function.c (LOCAL_ALIGNMENT): Removed.
1649 (get_stack_local_alignment): New.
1650 (assign_stack_local): Use it. Set alignment on stack slot.
1651 (assign_stack_temp_for_type): Use get_stack_local_alignment.
1652 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
1653 (STACK_SLOT_ALIGNMENT): New.
1654 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
1655 stack slot in XFmode.
1657 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
1659 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
1662 * config/i386/i386.md (allocate_stack_worker_64): Make sure
1663 argument operand in rax isn't removed.
1665 2008-05-26 Richard Guenther <rguenther@suse.de>
1668 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
1669 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
1671 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1674 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
1676 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
1678 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
1679 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
1681 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
1683 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
1684 build a trampoline if we don't want one.
1685 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
1686 return zero for nested functions if we don't want a trampoline.
1688 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1690 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
1692 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1695 * c.opt: Removed undocumented option '-lang-fortran'.
1696 * c-common.h: Removed global variable 'lang_fortran'.
1697 * c-opts.c (c_common_handle_option): Removed code to handle
1698 option '-lang-fortran'. Updated includes.
1699 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
1700 definition of '__GFORTRAN__'.
1701 (define__GNUC__): Reimplemented to use BASEVER and
1702 cpp_define_formatted.
1703 (builtin_define_with_value_n): Removed.
1704 * c-incpath.h: Renamed to ...
1705 * incpath.h: ... this.
1706 * c-incpath.c: Renamed to ...
1707 * incpath.c: ... this. Updated includes.
1708 * fix-header.c: Updated includes.
1709 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
1710 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
1711 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
1713 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
1715 * tree.h: Update the table of flags used on tree nodes.
1716 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
1717 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
1718 (FORCED_LABEL): Add access check.
1719 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
1720 (ASM_INPUT_P): Likewise.
1721 (ASM_VOLATILE_P): Likewise.
1722 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
1723 (OMP_SECTION_LAST): Access private_flag directly.
1724 (OMP_RETURN_NOWAIT): Likewise.
1725 (OMP_PARALLEL_COMBINED): Likewise.
1726 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
1727 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
1728 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
1729 deprecated_flag directly.
1731 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
1733 * final.c (frame_pointer_needed): Removed.
1734 * flags.h (frame_pointer_needed): Likewise.
1736 * function.h (rtl_data): Add frame_pointer_needed.
1737 (frame_pointer_needed): New.
1739 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
1741 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
1743 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
1745 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
1748 2008-05-25 Alan Modra <amodra@bigpond.net.au>
1750 * c-common.c (strip_array_types): Move function to..
1752 (get_inner_array_type): Delete.
1753 * c-common.h (strip_array_types): Move declaration to..
1755 (get_inner_array_type): Delete.
1756 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
1757 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
1758 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
1759 * config/pa/pa.c (emit_move_sequence): Likewise.
1761 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
1763 * config/i386/i386.md (*sse_prologue_save_insn): Set length
1766 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
1768 * function.c: Include target hook for nonlocal_goto frame value.
1770 2008-05-24 Richard Guenther <rguenther@suse.de>
1772 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
1773 variable can be only accessed through a pointer or a union.
1775 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1777 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
1778 * doc/extend.texi: Likewise.
1780 2008-05-23 DJ Delorie <dj@redhat.com>
1782 * config/m32c/jump.md (untyped_call): Add.
1784 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
1786 (m32c_address_cost): Detail costs for indirect offsets.
1788 2008-05-23 Rafael Espindola <espindola@google.com>
1790 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
1791 if a node is a SUBREG.
1792 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
1795 2008-05-23 Paul Brook <paul@codesourcery.com>
1796 Carlos O'Donell <carlos@codesourcery.com>
1798 * doc/extend.texi: Clarify use of __attribute__((naked)).
1799 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
1800 * target.h (gcc_target): Add allocate_stack_slots_for_args.
1801 * function.c (use_register_for_decl): Use
1802 targetm.calls.allocate_stack_slots_for_args.
1803 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
1804 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
1805 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
1807 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
1809 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
1811 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
1813 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
1814 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
1815 is only rounded once.
1817 2008-05-23 Richard Guenther <rguenther@suse.de>
1819 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
1821 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
1822 Jakub Jelinek <jakub@redhat.com>
1825 * configure.ac: Handle --enable-cld.
1826 * configure: Regenerated.
1827 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
1828 * config/i386/i386.h (struct machine_function): Add needs_cld field.
1829 (ix86_current_function_needs_cld): New define.
1830 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
1831 (cld): New isns pattern.
1832 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
1833 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
1834 * config/i386/i386.opt (mcld): New option.
1835 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
1836 TARGET_CLD and ix86_current_function_needs_cld.
1837 (override_options): Use -mcld by default for 32-bit code if
1840 * doc/install.texi (Options specification): Document --enable-cld.
1841 * doc/invoke.texi (Machine Dependent Options)
1842 [i386 and x86-64 Options]: Add -mcld option.
1843 (Intel 386 and AMD x86-64 Options): Document -mcld option.
1845 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
1846 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
1847 (return_in_memory_64): Likewise.
1848 (return_in_memory_ms_64): Likewise.
1850 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1852 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
1853 * builtins.c (fold_builtin_fpclassify): New.
1854 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
1855 * builtins.def (BUILT_IN_FPCLASSIFY): New.
1856 * c-common.c (handle_type_generic_attribute): Adjust to accept
1857 fixed arguments before an elipsis.
1858 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
1859 * doc/extend.texi: Document __builtin_fpclassify.
1861 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
1863 * omp-low.c (gate_expand_omp_ssa): Remove.
1864 (pass_expand_omp_ssa): Remove.
1865 (gate_expand_omp): Do not check for flag_openmp_ssa.
1866 * common.opt (-fopenmp-ssa): Remove.
1867 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
1869 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
1871 * config/sh/sh.opt (mfixed-range): New option.
1872 * config/sh/sh-protos.h (sh_fix_range): Declare.
1873 * config/sh/sh.c (sh_fix_range): New function.
1874 * config/sh/sh.h (sh_fixed_range_str): Declare.
1875 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
1877 * doc/invoke.texi (SH Options): Document -mfixed-range.
1879 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
1881 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
1882 it before the redeclaration.
1884 2008-05-22 Anatoly Sokolov <aesok@post.ru>
1886 * config/avr/avr.c (get_sequence_length): Add new function.
1887 (expand_prologue, expand_epilogue): Remove duplicate code.
1889 2008-05-22 Rafael Espindola <espindola@google.com>
1891 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
1894 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
1896 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
1897 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
1899 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
1900 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
1901 (vect_update_misalignment_for_peel): Likewise.
1902 (vector_alignment_reachable_p): Likewise.
1903 * tree-vect-transform.c (vectorizable_load): Likewise.
1904 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1905 (get_vectype_for_scalar_type): Pass mode of scalar_type
1906 to UNITS_PER_SIMD_WORD.
1908 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
1909 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
1910 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
1911 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
1912 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
1914 2008-05-22 Ira Rosen <irar@il.ibm.com>
1916 PR tree-optimization/36293
1917 * tree-vect-transform.c (vect_transform_strided_load): Don't check
1918 if the first load must be skipped because of a gap.
1920 2008-05-22 Richard Guenther <rguenther@suse.de>
1922 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
1923 more cases of offset disambiguation that is possible if
1924 strict-aliasing rules apply.
1925 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
1926 for basic offset and type-based disambiguation.
1928 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1930 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
1931 ix86_expand_vector_set on V16QImode for SSE4.1.
1933 2008-05-21 Tom Tromey <tromey@redhat.com>
1935 * c.opt (Wimport): Mark as undocumented.
1936 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
1938 (Warning Options): Likewise.
1939 * doc/cppopts.texi: Don't mention -Wimport.
1941 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
1943 PR tree-optimization/36287
1944 PR tree-optimization/36286
1945 * lambda-code.c (build_access_matrix): Do not use the loop->num
1946 for computing the number of induction variables: use the loop depth
1949 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
1952 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
1953 option -f(no-)leading-underscore.
1955 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1957 * config/i386/i386.c (ix86_expand_vector_init_general): Use
1958 GET_MODE_NUNITS (mode).
1960 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
1962 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
1963 (-mmulhw): Add 464 to description.
1964 (-mdlmzb): Likewise.
1965 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
1966 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
1968 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
1969 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
1970 * config/rs6000/rs6000.md: Update comments for 464.
1972 2008-05-21 Janis Johnson <janis187@us.ibm.com>
1974 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
1976 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1978 * config/i386/sse.md (vec_extractv4sf): Removed.
1979 (vec_extractv2df): Likewise.
1980 (vec_extractv2di): Likewise.
1981 (vec_extractv4si): Likewise.
1982 (vec_extractv8hi): Likewise.
1983 (vec_extractv16qi): Likewise.
1984 (vec_extract<mode>): New.
1986 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1988 * config/i386/sse.md (vec_setv4sf): Removed.
1989 (vec_setv2df): Likewise.
1990 (vec_setv2di): Likewise.
1991 (vec_setv4si): Likewise.
1992 (vec_setv8hi): Likewise.
1993 (vec_setv16qi): Likewise.
1994 (vec_set<mode>): New.
1996 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1998 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
1999 goto for vec_concat and vec_interleave.
2001 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2003 * config/i386/sse.md (vec_initv4sf): Removed.
2004 (vec_initv2df): Likewise.
2005 (vec_initv2di): Likewise.
2006 (vec_initv4si): Likewise.
2007 (vec_initv8hi): Likewise.
2008 (vec_initv16qi): Likewise.
2009 (vec_init<mode>): New.
2011 2008-05-21 Joseph Myers <joseph@codesourcery.com>
2013 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
2015 2008-05-21 Tom Tromey <tromey@redhat.com>
2017 * ggc-zone.c (lookup_page_table_if_allocated): New function.
2018 (zone_find_object_offset): Likewise.
2019 (gt_ggc_m_S): Likewise.
2020 (highest_bit): Likewise.
2021 * ggc-page.c (gt_ggc_m_S): New function.
2022 * stringpool.c (string_stack): Remove.
2023 (init_stringpool): Update.
2024 (ggc_alloc_string): Use ggc_alloc.
2025 (maybe_delete_ident): New function.
2026 (ggc_purge_stringpool): Likewise.
2027 (gt_ggc_m_S): Remove.
2028 * ggc-common.c (ggc_protect_identifiers): New global.
2029 (ggc_mark_roots): Call ggc_purge_stringpool. Use
2030 ggc_protect_identifiers.
2031 * ggc.h (ggc_protect_identifiers): Declare.
2032 (gt_ggc_m_S): Update.
2033 (ggc_purge_stringpool): Declare.
2034 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
2035 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
2037 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
2039 2008-05-21 David S. Miller <davem@davemloft.net>
2041 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
2044 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
2046 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
2049 2008-05-20 David Daney <ddaney@avtrex.com>
2051 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
2052 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
2053 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2054 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2055 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
2056 (atomic_hiqi_op): New define_code_iterator.
2057 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
2058 mips_expand_compare_and_swap_12.
2059 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
2060 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
2061 (sync_<optab><mode>, sync_old_<optab><mode>,
2062 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2063 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
2064 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
2065 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
2066 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
2067 (test_and_set_12): New insn.
2068 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
2069 sync_new_<optab><mode>, sync_old_nand<mode>,
2070 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
2071 clobber to operand 0 for SI and DI mode insns.
2072 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
2073 mips_gen_fn_4): New typedefs.
2074 (mips_gen_fn_ptrs): Define new union type.
2075 (mips_expand_compare_and_swap_12): Remove declaration.
2076 (mips_expand_atomic_qihi): Declare function.
2077 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
2078 (mips_expand_atomic_qihi): ... this. Use new generator function
2080 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
2081 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
2082 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
2083 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
2084 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
2085 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
2086 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
2087 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
2088 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
2089 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
2092 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
2094 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
2097 2008-05-20 Anatoly Sokolov <aesok@post.ru>
2099 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
2100 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
2101 (avr_attribute_table): Add 'OS_main' function attribute.
2102 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
2103 functions with 'OS_main' attribute.
2105 2008-05-20 Richard Guenther <rguenther@suse.de>
2107 PR tree-optimization/35204
2108 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
2109 helper, split out from ...
2110 (DFS): ... here. Make the DFS walk non-recursive.
2112 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
2113 Jan Sjodin <jan.sjodin@amd.com>
2115 PR tree-optimization/36181
2116 * tree-parloops.c (loop_has_vector_phi_nodes): New.
2117 (parallelize_loops): Don't parallelize when the loop has vector
2120 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2121 Sebastian Pop <sebastian.pop@amd.com>
2123 * tree-loop-linear.c (gather_interchange_stats): Look in the access
2124 matrix, and never look at the tree representation of the memory
2126 (linear_transform_loops): Computes parameters and access matrices.
2127 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
2129 (access_matrix_get_index_for_parameter): New.
2130 * tree-data-ref.h (struct access_matrix): New.
2131 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
2132 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
2133 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
2134 am_vector_index_for_loop): New.
2135 (struct data_reference): Add field access_matrix.
2136 (DR_ACCESS_MATRIX): New.
2137 (compute_data_dependences_for_loop): Update declaration.
2138 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
2139 * lambda.h (lambda_vector_vec_p): Declared.
2140 * lambda-code.c: Depend on pointer-set.h.
2141 (lambda_collect_parameters_from_af, lambda_collect_parameters,
2142 av_for_af_base, av_for_af, build_access_matrix,
2143 lambda_compute_access_matrices): New.
2144 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
2146 2008-05-20 Joseph Myers <joseph@codesourcery.com>
2148 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
2151 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2152 Sebastian Pop <sebastian.pop@amd.com>
2154 PR tree-optimization/36206
2155 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
2157 (instantiate_scev_1): Rename flags to fold_conversions.
2158 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
2159 outeside instantiation_loop.
2160 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
2161 (evolution_function_is_affine_or_constant_p): Removed.
2162 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
2164 (analyze_siv_subscript): Pass in the loop nest number.
2165 Call evolution_function_is_affine_in_loop instead of
2166 evolution_function_is_affine_p.
2167 (analyze_overlapping_iterations): Pass in the loop nest number.
2169 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2170 Sebastian Pop <sebastian.pop@amd.com>
2172 PR tree-optimization/36206
2173 * tree-chrec.h (chrec_fold_op): New.
2174 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
2177 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
2179 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
2181 (remove_duplicates): Do not set inode on non-inode systems.
2184 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
2186 * config.gcc (tm_file): Update comments about relative pathnames.
2188 2008-05-20 Richard Guenther <rguenther@suse.de>
2190 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
2191 * tree-ssa-sccvn.c (process_scc): Likewise.
2192 * tree-ssa-sink.c (execute_sink_code): Likewise.
2193 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
2194 * tree-vrp.c (process_assert_insertions): Likewise.
2195 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
2196 (perform_tree_ssa_dce): Likewise.
2197 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2198 (dump_dominator_optimization_stats): Likewise.
2199 * tree-vectorizer.c (vectorize_loops): Likewise.
2201 2008-05-20 Richard Guenther <rguenther@suse.de>
2203 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
2205 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
2207 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
2208 (ix86_i386elf_return_in_memory): Likewise.
2209 (ix86_i386interix_return_in_memory): Likewise.
2210 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
2211 (SUBTARGET_RETURN_IN_MEMORY): New.
2212 * config/i386/i386elf.h: Likewise.
2213 * config/i386/ptx4-i.h: Likewise.
2214 * config/i386/sol2-10.h: Likewise.
2215 * config/i386/sysv4.h: Likewise.
2216 * config/i386/vx-common.h: Likewise.
2217 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
2218 * config/i386/i386.c (ix86_return_in_memory): Made static and
2219 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
2220 (ix86_i386elf_return_in_memory): Removed.
2221 (ix86_i386interix_return_in_memory): Removed.
2222 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
2223 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
2225 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
2227 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
2229 2008-05-19 Xinliang David Li <davidxl@google.com>
2231 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
2233 * common.opt: Ditto.
2234 * doc/invoke.texi: Ditto.
2236 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
2238 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
2239 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
2241 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
2243 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
2244 sizes of operand array from 8/4 to 4/2.
2245 (ix86_expand_vector_init_general): Change size of operand array
2246 from 32 to 16. Remove op0, op1 and half_mode.
2248 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
2250 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
2251 (ix86_expand_vector_init_interleave): Likewise.
2252 (ix86_expand_vector_init_general): Use them. Assert
2253 word_mode == SImode when n_words == 4.
2255 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
2257 * config/i386/i386.c (ix86_secondary_reload): New static function.
2258 (TARGET_SECONDARY_RELOAD): New define.
2259 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
2260 * config/i386/i386.md (reload_outqi): Remove.
2262 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2265 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
2266 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
2267 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
2268 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
2269 (fold_builtin_1): Likewise.
2270 * builtins.def (BUILT_IN_ISINF_SIGN): New.
2271 c-common.c (check_builtin_function_arguments): Handle
2272 BUILT_IN_ISINF_SIGN.
2273 * doc/extend.texi: Document __builtin_isinf_sign.
2274 * fold-const.c (operand_equal_p): Handle COND_EXPR.
2276 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
2278 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
2279 EH cleanup at the end of the pass, search for those that have been
2280 turned into forwarder blocks and do the cleanup on their successor.
2282 2008-05-18 Richard Guenther <rguenther@suse.de>
2284 * tree-cfg.c (verify_gimple_expr): Allow conversions from
2285 pointers to sizetype and vice versa.
2287 2008-05-18 Xinliang David Li <davidxl@google.com>
2289 * gcc/tree-ssa-dce.c: Coding style fix.
2290 (check_pow): Documentation comment.
2291 (check_log): Documenation comment. Coding style fix.
2292 (is_unnecessary_except_errno_call): Ditto.
2293 (gen_conditions_for_pow): Ditto.
2294 (gen_conditions_for_log): Ditto.
2295 (gen_shrink_wrap_conditions): Ditto.
2296 (shrink_wrap_one_built_in_calls): Ditto.
2297 * gcc/doc/invoke.texi: Better documentation string.
2298 * ChangeLog: Fix wrong change log entries from
2299 May 17 checkin on function call DCE.
2301 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
2303 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
2305 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2307 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
2308 * df-problems.c (simulation routines): Fixed block comment to
2309 properly say how to add forwards scanning functions.
2311 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
2313 * tree-inline.c (setup_one_parameter): Remove dead code.
2315 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
2317 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
2318 a BIT_AND_EXPR only for an INTEGER_TYPE.
2320 2008-05-17 Xinliang David Li <davidxl@google.com>
2322 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
2323 (check_pow, check_log, is_unnecessary_except_errno_call): New
2324 functions to check for eliminating math functions that are pure
2325 except for setting errno.
2326 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
2327 general condition expressions for shrink-wrapping pow/log calls.
2328 (gen_shrink_wrap_conditions): Ditto.
2329 (shrink_wrap_one_built_in_call): Ditto.
2330 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
2331 (mark_operand_necessary): If debugging, output if OP is necessary.
2332 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
2334 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
2336 * gcc/common.opt: New user flag -ftree-builtin-dce.
2337 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
2339 2008-05-16 David S. Miller <davem@davemloft.net>
2341 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
2342 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2344 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
2347 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
2349 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2351 * ifcvt.c (dead_or_predicable): Rename
2352 df_simulate_one_insn_backwards to df_simulate_one_insn.
2353 * recog.c (peephole2_optimize): Ditto.
2354 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
2356 * df.h: Rename df_simulate_one_insn_backwards to
2357 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
2358 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
2359 scanning of defs and uses.
2360 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
2361 (df_simulate_one_insn_forwards): Removed.
2363 2008-05-16 Doug Kwan <dougkwan@google.com>
2365 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
2367 (real_from_string): Handle NaNs and Inf as approriate.
2369 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2371 * doc/gty.texi (Source Files Containing Type Information): Note
2372 that headers should appear first in the gtfiles list.
2374 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2376 * tree.def (COND_EXEC): Properly documented this code.
2378 2008-05-16 Diego Novillo <dnovillo@google.com>
2380 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
2381 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
2384 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2386 * tree-ssa-dse (max_stmt_uid): Removed.
2387 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
2388 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
2389 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
2390 * function.h (cfun.last_stmt_uid): New field.
2391 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
2392 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
2394 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
2395 (create_stmt_ann): Initialize the ann->uid field.
2396 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
2398 * tree-flow.h (renumber_gimple_stmt_uids): New function.
2400 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2402 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
2403 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
2404 (init_empty_tree_cfg): Call it.
2406 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2408 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
2411 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2413 * doc/invoke.text (-fdump-tree-*-verbose): New option.
2414 * tree-dump.c (dump_options): New verbose option.
2415 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
2417 * tree-pass.h (TDF_VERBOSE): New dump flag.
2418 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
2419 (tree-flow.h): Added include.
2420 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
2422 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
2424 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
2426 From Jie Zhang <jie.zhang@analog.com>
2427 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2428 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
2429 mcpu=bf561-none and mcpu=bf561-0.2.
2430 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2431 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2432 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2433 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2434 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
2435 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
2436 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
2438 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
2439 (cputype_selected): Remove.
2440 (bfin_handle_option): Don't use cputype_selected.
2441 (override_options): When no mcpu option, enable all workarounds.
2442 Don't use bfin_workarounds.
2443 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
2445 (DEFAULT_CPU_TYPE): Don't define.
2447 2008-05-16 Richard Guenther <rguenther@suse.de>
2449 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
2450 on deletion of the last stmt.
2452 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2454 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
2455 V8HImode for SSE2 and V16QImode for SSE4.1.
2457 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2459 * cgraph.h (compute_inline_parameters): Made public.
2460 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
2461 variable_generate_summary, function_write_summary,
2462 variable_write_summary, variable_read_summary. Added generate_summary,
2463 write_summary, read_summary.
2464 * cgraphunit.c (cgraph_process_new_functions): Changed call from
2465 pass_ipa_inline.function_generate_summary, to
2466 compute_inline_parameters.
2467 * ipa-inline.c (compute_inline_parameters): Made public and added
2469 (compute_inline_parameters_for_current): New function.
2470 (pass_inline_param): Now calls compute_inline_parameters_for_current.
2471 (inline_generate_summary): Removed parameter and made to loop over
2473 (pass_ipa_inline): Updated for new IPA_PASS structure.
2474 * passes.c (execute_ipa_summary_passes): Now is called once per
2475 pass rather than once per node*pass.
2477 2008-05-15 Anatoly Sokolov <aesok@post.ru>
2479 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
2480 avr_have_mul_p, avr_asm_only_p): Remove variables.
2481 (avr_override_options): Remove initialization of removed variables.
2482 (avr_file_start): Convert removed variables to fields of
2483 'struct base_arch_s *avr_current_arch'.
2484 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
2485 (AVR_HAVE_MUL): (Ditto.).
2486 (AVR_HAVE_MOVW): (Ditto.).
2487 (AVR_HAVE_LPMX): (Ditto.).
2488 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
2489 avr_asm_only_p): Remove declaration.
2491 2008-05-15 Diego Novillo <dnovillo@google.com>
2493 * config/arm/arm.c (arm_return_in_memory): Fix return type.
2494 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
2496 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
2499 * combine.c (check_conversion): Rename back to check_promoted_subreg.
2500 Don't call record_truncated_value from here.
2501 (record_truncated_value): Turn it into a for_each_rtx callback.
2502 (record_truncated_values): New function.
2503 (combine_instructions): Call note_uses with record_truncated_values.
2504 Change name of check_conversion to check_promoted_subreg.
2506 2008-05-15 Janis Johnson <janis187@us.ibm.com>
2508 * doc/sourcebuild.texi: Document support for torture tests.
2510 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2512 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
2513 to alternative 4 of operand 2.
2515 2008-05-15 Richard Guenther <rguenther@suse.de>
2517 * tree-pass.h (current_pass): Declare.
2518 (get_pass_for_id): Likewise.
2519 * passes.c (passes_by_id, passes_by_id_size): New globals.
2520 (set_pass_for_id): New function.
2521 (get_pass_for_id): Likewise.
2522 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
2523 (execute_function_todo): Flush per function statistics.
2524 * toplev.c (compile_file): Init statistics.
2525 (general_init): Do early statistics initialization.
2526 (finalize): Finish statistics.
2527 * statistics.h (statistics_early_init): Declare.
2528 (statistics_init): Likewise.
2529 (statistics_fini): Likewise.
2530 (statistics_fini_pass): Likewise.
2531 (statistics_counter_event): Likewise.
2532 (statistics_histogram_event): Likewise.
2533 * statistics.c: New file.
2534 * Makefile.in (OBJS-common): Add statistics.o.
2535 (statistics.o): Add dependencies.
2536 * doc/invoke.texi (-fdump-statistics): Document.
2538 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
2540 (execute_pre): Use statistics_counter_event.
2541 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
2542 (substitute_and_fold): Increment it. Use statistics_counter_event.
2544 2008-05-15 Diego Novillo <dnovillo@google.com>
2546 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
2548 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
2549 * tree-ssa-alias.c (new_type_alias): Remove references to
2550 sub-variables from comment.
2551 * tree-ssa-operands.c (swap_tree_operands): Likewise.
2553 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2555 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
2556 attribute to 1 only for insertps alternative.
2558 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2560 * config/bfin/bfin.md (loadbytes): New pattern.
2561 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
2562 (bfin_init_builtins): Initialize it.
2563 (bdesc_1arg): Add it.
2565 2008-05-15 Sa Liu <saliu@de.ibm.com>
2567 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
2568 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
2569 * testsuite/lib/target-supports.exp: Add
2570 check_effective_target_fortran_integer_16.
2572 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2574 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
2575 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
2576 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
2577 (TARGET_RETURN_IN_MEMORY): Define.
2579 2008-05-15 Richard Guenther <rguenther@suse.de>
2582 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
2583 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
2584 represent unmodifiable vars.
2586 2008-05-15 Richard Guenther <rguenther@suse.de>
2588 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
2589 INDIRECT_REF and TARGET_MEM_REF.
2590 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2593 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2594 H.J. Lu <hongjiu.lu@intel.com>
2596 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
2597 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
2598 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
2599 insn alternatives. Add missing alternatives.
2600 (*vec_concatv2di_rex64_sse4_1): Likewise.
2601 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
2602 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
2605 2008-05-15 Richard Guenther <rguenther@suse.de>
2607 PR tree-optimization/36009
2608 PR tree-optimization/36204
2609 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
2610 (determine_invariantness_stmt): Record the loop a store is
2612 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
2615 2008-05-15 Richard Guenther <rguenther@suse.de>
2617 PR tree-optimization/34330
2618 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
2619 through the pointer will alias the SMT.
2621 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
2623 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
2625 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
2627 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
2629 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2630 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2632 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
2633 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
2634 (vashl_optab): New optab for vector/vector shifts.
2635 (vashr_optab): Ditto.
2636 (vlshr_optab): Ditto.
2637 (vrotl_optab): Ditto.
2638 (vrotr_optab): Ditto.
2639 (optab_subtype): New enum for optab_for_tree_code call.
2640 (optab_for_tree_code): Add enum optab_subtype argument.
2642 * optabs.c (optab_for_tree_code): Take an additional argument to
2643 distinguish between a vector shift by a scalar and vector shift by
2644 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
2645 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
2646 vector shift by a vector.
2647 (expand_widen_pattern_expr): Pass additional argument to
2648 optab_for_tree_code.
2650 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
2651 vrotl_optab, vrotr_optab.
2653 * expr.c (expand_expr_real_1): Update calls to
2654 optab_for_tree_code to distinguish between vector shifted by a
2655 scalar and vector shifted by a vector.
2656 * tree-vectorizer.c (supportable_widening_operation): Ditto.
2657 (supportable_narrowing_operation): Ditto.
2658 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
2659 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
2660 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
2661 (vect_create_epilog_for_reduction): Ditto.
2662 (vectorizable_reduction): Ditto.
2663 (vectorizable_operation): Ditto.
2664 (vect_strided_store_supported): Ditto.
2665 (vect_strided_load_supported): Ditto.
2666 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2667 * expmed.c (expand_shift): Ditto.
2669 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
2671 (ashr@var{m}3): Ditto.
2672 (vashl@var{m}3): Document new vector/vector shift standard name.
2673 (vashr@var{m}3): Ditto.
2674 (vlshr@var{m}3): Ditto.
2675 (vrotl@var{m}3): Ditto.
2676 (vrotr@var{m}3): Ditto.
2678 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
2679 (PPERM_INVERT): Ditto.
2680 (PPERM_REVERSE): Ditto.
2681 (PPERM_REV_INV): Ditto.
2682 (PPERM_ZERO): Ditto.
2683 (PPERM_ONES): Ditto.
2684 (PPERM_SIGN): Ditto.
2685 (PPERM_INV_SIGN): Ditto.
2686 (PPERM_SRC1): Ditto.
2687 (PPERM_SRC2): Ditto.
2689 * config/i386/sse.md (mulv2di3): Add SSE5 support.
2690 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
2691 allows a memory operand to be the value being added, and split it
2692 to improve vectorization.
2693 (sse5_pmacsdqh_mem): Ditto.
2694 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
2695 (sse5_mulv2div2di3_high): Ditto.
2696 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
2697 (vec_pack_trunc_v4si): Ditto.
2698 (vec_pack_trunc_v2di): Ditto.
2699 (sse5_pcmov_<mode>): Remove code that tried to use use
2700 andps/andnps instead of pcmov.
2701 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
2702 pmacsdqh instructions.
2703 (vec_widen_smult_lo_v4si): Ditto.
2705 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
2706 (PPERM_INVERT): Ditto.
2707 (PPERM_REVERSE): Ditto.
2708 (PPERM_REV_INV): Ditto.
2709 (PPERM_ZERO): Ditto.
2710 (PPERM_ONES): Ditto.
2711 (PPERM_SIGN): Ditto.
2712 (PPERM_INV_SIGN): Ditto.
2713 (PPERM_SRC1): Ditto.
2714 (PPERM_SRC2): Ditto.
2715 (ix86_expand_sse_movcc): Move the SSE5 test after the if
2717 (ix86_expand_int_vcond): If SSE5 generate all possible integer
2719 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
2720 says ignore whether the last reference is a memory operand.
2722 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2723 Paolo Bonzini <bonzini at gnu dot org>
2725 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
2728 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
2729 (vlshr<mode>3): Rename from vlshr<mode>3.
2730 (vashr<mode>3): Rename from vashr<mode>3.
2731 (mulv4sf3): Change the names of vector shift patterns.
2735 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
2738 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
2763 * config/spu/spu.md (v): New iterator macro to add v for vector types.
2764 (floatunssidf2_internal): Change vector/vector shift names.
2765 (floatunsdidf2_internal): Ditto.
2772 (vashl<mode>3): Rename from ashl<mode>3.
2773 (vashr<mode>3): Rename from ashr<mode>3.
2774 (vlshr<mode>3): Rename from lshr<mode>3.
2775 (vrotl<mode>3): Rename from rotl<mode>3.
2777 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2780 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
2781 multiply gives the wrong value when doing widening multiplies.
2782 (vec_widen_smult_lo_v4si): Ditto.
2784 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
2786 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
2787 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
2788 emit_library_call_value.
2789 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
2790 * tree.h (ECF_LIBCALL_BLOCK): Removed.
2791 * calls.c (initialize_argument_information, precompute_arguments,
2792 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
2793 (precompute_arguments): Removed flags parameter.
2794 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
2796 2008-05-14 Richard Guenther <rguenther@suse.de>
2798 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
2799 Make sure to register the store if the use is a PHI_NODE.
2801 2008-05-14 Olivier Hainque <hainque@adacore.com>
2803 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
2804 memory if the component is to be referenced in BLKmode according
2805 to get_inner_reference.
2807 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
2809 * calls.c (emit_library_call_value_1): Restore code clearing
2810 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
2812 2008-05-14 Olivier Hainque <hainque@adacore.com>
2813 Nicolas Roche <roche@adacore.com>
2815 * configure.ac: Add support for a "gcc_subdir" variable in
2816 config-lang.in, to denote a subdirectory where the language/GCC
2817 integration files are to be found.
2818 * configure: Regenerate.
2820 2008-05-14 Ira Rosen <irar@il.ibm.com>
2822 PR tree-optimization/36098
2823 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
2824 value for the first load in the group in case of a gap.
2825 (vect_build_slp_tree): Check that there are no gaps in loads.
2827 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
2829 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
2830 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
2831 expand_copysign_bit, ): Change call to emit_no_conflict_block to
2832 emit_insn and remove unneeded code to construct extra args.
2833 (emit_no_conflict_block): Removed.
2834 * optabls.h: (emit_no_conflict_block): Removed.
2835 * cse.c (cse_extended_basic_block): Remove search for
2836 REG_NO_CONFLICT note.
2837 * global.c: Removed incorrect comment added in revision 117.
2838 * expr.c (convert_move): Change call to emit_no_conflict_block to
2840 * recog.c: Change comments so that they do not mention
2842 * local_alloc.c (combine_regs): Removed last parameter.
2843 (no_conflict_p): Removed.
2844 (block_alloc): Removed note, no_conflict_combined_regno and set
2845 local vars. Removed all code to process REG_NO_CONFLICT blocks.
2846 (combine_regs): Removed already_dead and code to look for
2847 REG_NO_CONFLICT notes.
2848 * lower_subreg (remove_retval_note): Removed code to look for
2849 REG_NO_CONFLICT block.
2850 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
2851 (resolve_clobber): Remove code to process libcalls that have
2852 REG_NO_CONFLICT notes.
2853 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
2855 * combine.c (can_combine_p, distribute_notes): Removed
2856 REG_NO_CONFLICT case.
2857 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
2859 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
2860 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
2862 * reg-notes.def (NO_CONFLICT): Removed.
2864 2008-05-14 David S. Miller <davem@davemloft.net>
2866 * config/sparc/sparc.c (sparc_profile_hook): If
2867 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
2868 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
2869 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2871 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
2873 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
2875 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
2878 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
2879 and op1 expansion before vector concat to have less live pseudos.
2881 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
2883 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
2884 ix86_expand_vector_set if supported.
2886 2008-05-13 Diego Novillo <dnovillo@google.com>
2887 Kenneth Zadeck <zadeck@naturalbridge.com>
2889 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
2891 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
2892 phinodes_print_statistics, init_ssanames, fini_ssanames,
2893 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
2894 release_ssa_name, release_defs, replace_ssa_name_symbol,
2895 ssanames_print_statistics): Move ...
2896 * tree-flow.h: ... here.
2897 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
2898 Use FN instead of cfun.
2899 (make_ssa_name_fn): Rename from make_ssa_name.
2900 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
2901 * tree-flow-inline.h (make_ssa_name): Move from
2902 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
2903 * omp-low.c (expand_omp_parallel):
2904 * tree-flow-inline.h (redirect_edge_var_map_result):
2905 * tree-ssa.c (init_tree_ssa): Add argument FN.
2906 Use it instead of cfun. Update all users.
2908 2008-05-13 Tom Tromey <tromey@redhat.com>
2910 PR preprocessor/22168:
2911 * doc/cpp.texi (Top): Update menu.
2912 (Alternatives to Wrapper #ifndef): New node.
2913 (Other Directives): Document deprecation.
2914 (Obsolete Features): Remove menu.
2915 (Assertions): Merge node into Obsolete Features.
2916 (Obsolete once-only headers): Move earlier; rename to Alternatives
2918 * doc/cppopts.texi: Update.
2919 * c.opt (Wdeprecated): Enable for C and ObjC.
2920 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
2921 (C++ Dialect Options): Move -Wno-deprecated from here to...
2922 (Warning Options): ... here.
2924 2008-05-13 Richard Guenther <rguenther@suse.de>
2927 * fold-const.c (fold_sign_changed_comparison): Do not allow
2928 changes in pointer-ness.
2930 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
2933 * config/sh/sh.c (sh_expand_prologue): Don't clear
2934 RTX_FRAME_RELATED_P for push insns.
2936 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
2938 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
2940 2008-05-12 Anatoly Sokolov <aesok@post.ru>
2942 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
2943 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
2944 Use 'machine->is_leaf' instead of 'leaf_func_p'.
2946 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
2948 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
2949 (*vec_concatv4sf_sse): This.
2950 (*sse2_concatv2si): Renamed to ...
2951 (*vec_concatv2si_sse2): This.
2952 (*sse1_concatv2si): Renamed to ...
2953 (*vec_concatv2si_sse): This.
2954 (*vec_concatv2di_rex): Renamed to ...
2955 (*vec_concatv2di_rex64): This.
2956 (*vec_concatv2si_sse4_1): New.
2957 (*vec_concatv2di_rex64_sse4_1): Likewise.
2959 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
2961 PR rtl-optimization/36111
2962 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
2963 that was created for swappable operands.
2965 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
2968 * Makefile.in: Substitute GNATMAKE and GNATBIND.
2969 * configure.ac: Add call to ACX_PROG_GNAT.
2971 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
2973 * optc-gen.awk: Fix comment typo.
2975 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2977 * pretty-print.c (pp_integer_with_precision): Use
2978 HOST_LONG_LONG_FORMAT.
2980 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
2982 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
2984 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
2986 * config/i386/i386.c (bdesc_ptest): Removed.
2987 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
2988 (bdesc_args): Add __builtin_ia32_ptestz128,
2989 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
2990 (ix86_init_mmx_sse_builtins): Updated.
2991 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
2992 (ix86_expand_builtin): Updated.
2994 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
2996 * tree-cfg.c (valid_fixed_convert_types_p): New function.
2997 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
2999 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
3001 * value-prof.c (interesting_stringop_to_profile): Do not
3002 return early for BUILT_IN_MEMPCPY.
3004 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
3006 * calls.c (expand_call): Don't use callgraph to increase
3007 preferred_stack_boundary.
3009 * cgraph.h (cgraph_rtl_info): Use unsigned on
3010 preferred_incoming_stack_boundary.
3012 * final.c (rest_of_clean_state): Use unsigned on
3013 preferred_stack_boundary.
3015 2008-05-09 Tom Tromey <tromey@redhat.com>
3017 PR preprocessor/22231:
3018 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
3021 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
3023 PR tree-optimization/36129
3024 * tree-ssa-ccp.c: Include value-prof.h.
3025 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
3026 built-in function was folded to a constant.
3027 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
3029 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
3030 Sebastian Pop <sebastian.pop@amd.com>
3032 * tree-scalar-evolution.c: Document instantiate_scev.
3033 (instantiate_parameters_1): Renamed instantiate_scev_1.
3034 Don't use the same loop for instantiation_loop and evolution_loop.
3035 (instantiate_scev): New.
3036 (instantiate_parameters): Moved...
3037 (resolve_mixers): Update call to instantiate_scev_1 to pass the
3038 same loop twice. Maintains the semantics for this function.
3039 * tree-scalar-evolution.h (instantiate_scev): Declare.
3040 (instantiate_parameters): ...here. Now static inline.
3041 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
3042 instead of resolve_mixers.
3044 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3046 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
3048 2008-05-09 Tomas Bily <tbily@suse.cz>
3050 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
3051 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
3052 * tree-ssa-structalias.c (get_constraint_for): Likewise.
3053 * c-common.c (c_common_truthvalue_conversion): Likewise.
3054 * tree-object-size.c (compute_object_offset): Likewise.
3055 * tree-inline.c (estimate_num_insns_1): Likewise.
3056 * varasm.c (const_hash_1, compare_constant, copy_constant)
3057 (compute_reloc_for_constant, output_addressed_constants)
3058 (initializer_constant_valid_p): Likewise.
3059 * c-omp.c (check_omp_for_incr_expr): Likewise.
3060 * gimplify.c (gimplify_expr): Likewise.
3061 * c-typeck.c (c_finish_return): Likewise.
3062 * tree-vectorizer.c (supportable_widening_operation)
3063 (supportable_narrowing_operation): Likewise.
3064 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
3065 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
3066 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
3067 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
3068 (descr_info_loc): Likewise.
3069 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
3070 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
3071 (fold_unary): Likewise.
3072 * builtins.c (get_pointer_alignment): Likewise.
3073 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
3074 (instantiate_parameters_1): Likewise.
3075 * tree.c (expr_align, stabilize_reference): Likewise.
3076 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
3077 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
3078 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
3079 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
3080 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
3081 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
3083 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
3084 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
3085 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3086 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
3087 (forward_propagate_comparison)
3088 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3089 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
3090 * emit-rtl.c (component_ref_for_mem_expr)
3091 (set_mem_attributes_minus_bitpos): Likewise.
3092 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
3093 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
3095 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
3096 (build_function_call, pointer_diff, build_compound_expr)
3097 (c_finish_return): Likewise.
3098 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
3099 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
3101 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
3102 * expr.c (is_aligning_offset): Likewise.
3103 * tree-ssa-alias.c (is_escape_site): Likewise.
3104 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
3105 (check_all_va_list_escapes): Likewise.
3106 * tree-ssa-loop-ivopts.c (determine_base_object)
3107 (determine_common_wider_type): Likewise.
3108 * dojump.c (do_jump): Likewise.
3109 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
3110 * tree-gimple.c (is_gimple_cast): Likewise.
3111 * fold-const.c (decode_field_reference, )
3112 (fold_sign_changed_comparison, fold_unary, fold_comparison)
3113 (fold_binary): Likewise.
3114 * tree-ssa-alias-warnings.c (find_alias_site_helper)
3115 (already_warned_in_frontend_p): Likewise.
3116 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
3117 * tree.c (really_constant_p, get_unwidened): Likewise.
3118 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3119 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3120 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
3122 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
3124 (CONVERT_EXPR_P): Define.
3125 (CASE_CONVERT): Define.
3127 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
3130 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
3131 (delete_unmarked_insns): When deleting a call, call
3132 delete_unreachable_blocks.
3133 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
3134 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
3136 2008-05-08 Richard Guenther <rguenther@suse.de>
3138 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
3139 (-ftree-salias): Likewise.
3140 (salias-max-implicit-fields): Remove param documentation.
3141 (salias-max-array-elements): Likewise.
3142 * tree-pass.h (pass_create_structure_vars): Remove.
3143 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
3144 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
3145 * tree-ssa-alias.c (create_structure_vars): Remove.
3146 (gate_structure_vars): Likewise.
3147 (pass_create_structure_vars): Likewise.
3148 (gate_build_alias): Likewise.
3149 (pass_build_alias): Adjust to run always and dump the function.
3150 * common.opt (ftree-salias): Hide.
3151 * passes.c (init_optimization_passes): Remove
3152 pass_create_structure_vars, adjust comment.
3153 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
3154 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
3155 * opts.c (decode_options): Do not set flag_tree_salias.
3156 (common_handle_option): Add OPT_ftree_salias to the backward
3157 compatibility section.
3159 2008-05-08 Richard Guenther <rguenther@suse.de>
3161 * tree-flow-inline.h (var_can_have_subvars): Move ...
3162 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
3163 * tree-flow.h (var_can_have_subvars): Remove.
3164 (push_fields_onto_fieldstack): Remove.
3165 (sort_fieldstack): Likewise.
3166 (struct fieldoff): Move ...
3167 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
3168 alias_set and base_for_components fields.
3169 (sort_fieldstack): Make static.
3170 (push_fields_onto_fieldstack): Likewise. Remove code that
3171 handles anything but RECORD_TYPEs. Remove alias_set and
3172 base_for_components handling.
3173 (create_variable_info_for): Adjust.
3175 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
3177 * common.opt (Wframe-larger-than=): Shorten the help message
3179 * doc/invoke.texi (Wframe-larger-than=): Add more description.
3181 2008-05-08 Rafael Espindola <espindola@google.com>
3183 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
3185 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
3186 trap and that both operands are gimple values.
3187 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
3188 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
3191 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
3193 * read-rtl.c (join_c_conditions): Return the first string if the
3194 two strings are equal.
3196 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
3198 * gensupport.h (pred_data): Add a "num_codes" field.
3199 (add_predicate_code): Declare.
3200 * gensupport.c (add_predicate_code): New function.
3201 (std_pred_table): Add an "allows_const_p" field.
3202 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
3203 Remove the (incomplete) list of such codes from the codes field.
3204 (init_predicate_table): Use add_predicate_code. Add all
3205 RTX_CONST_OBJs if allows_const_p is true.
3206 * genrecog.c (process_define_predicate): Use add_predicate_code.
3208 2008-05-08 David Daney <ddaney@avtrex.com>
3209 Richard Sandiford <rsandifo@nildram.co.uk>
3211 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
3212 special case of constant zero operands.
3213 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
3214 old and new values. Special case constant zero values.
3215 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
3217 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
3218 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
3220 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
3223 * simplify-rtx.c (simplify_plus_minus): Create CONST of
3224 similar RTX_CONST_OBJ before CONST_INT.
3226 2008-05-08 Steve Ellcey <sje@cup.hp.com>
3228 * stmt.c (expand_stack_restore): Change sa mode if needed.
3230 2008-05-08 Richard Guenther <rguenther@suse.de>
3232 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
3233 return type to bool.
3234 (ix86_sol10_return_in_memory): Likewise.
3235 (ix86_i386elf_return_in_memory): Likewise.
3236 (ix86_i386interix_return_in_memory): Likewise.
3237 * config/i386/i386.c (ix86_return_in_memory): Likewise.
3238 (ix86_sol10_return_in_memory): Likewise.
3239 (ix86_i386elf_return_in_memory): Likewise.
3240 (ix86_i386interix_return_in_memory): Likewise.
3242 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
3245 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
3247 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
3248 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
3251 2008-05-08 Richard Guenther <rguenther@suse.de>
3253 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
3254 * tree-data-ref.h (struct dr_alias): Remove subvars field.
3255 (DR_SUBVARS): Remove.
3256 * tree-dfa.c (dump_subvars_for): Remove.
3257 (debug_subvars_for): Likewise.
3258 (dump_variable): Do not dump subvars.
3259 (remove_referenced_var): Do not remove subvars.
3260 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
3261 (lookup_subvars_for_var): Remove.
3262 (get_subvars_for_var): Likewise.
3263 (get_subvars_at): Likewise.
3264 (get_first_overlapping_subvar): Likewise.
3265 (overlap_subvar): Likewise.
3266 * tree-flow.h (subvar_t): Remove.
3267 (struct var_ann_d): Remove subvars field.
3268 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
3269 argument. Remove special handling of SFTs.
3270 (compute_tag_properties): Likewise.
3271 (set_initial_properties): Likewise.
3272 (compute_call_clobbered): Likewise.
3273 (count_mem_refs): Likewise.
3274 (compute_memory_partitions): Likewise.
3275 (compute_flow_insensitive_aliasing): Likewise.
3276 (setup_pointers_and_addressables): Likewise.
3277 (new_type_alias): Likewise.
3278 (struct used_part): Remove.
3279 (used_portions): Likewise.
3280 (struct used_part_map): Likewise.
3281 (used_part_map_eq): Likewise.
3282 (used_part_map_hash): Likewise.
3283 (free_used_part_map): Likewise.
3284 (up_lookup): Likewise.
3285 (up_insert): Likewise.
3286 (get_or_create_used_part_for): Likewise.
3287 (create_sft): Likewise.
3288 (create_overlap_variables_for): Likewise.
3289 (find_used_portions): Likewise.
3290 (create_structure_vars): Likewise.
3291 * tree.def (STRUCT_FIELD_TAG): Remove.
3292 * tree.h (MTAG_P): Adjust.
3293 (struct tree_memory_tag): Remove base_for_components and
3294 unpartitionable flags.
3295 (struct tree_struct_field_tag): Remove.
3296 (SFT_PARENT_VAR): Likewise.
3297 (SFT_OFFSET): Likewise.
3298 (SFT_SIZE): Likewise.
3299 (SFT_NONADDRESSABLE_P): Likewise.
3300 (SFT_ALIAS_SET): Likewise.
3301 (SFT_UNPARTITIONABLE_P): Likewise.
3302 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
3303 (union tree_node): Remove sft field.
3304 * alias.c (get_alias_set): Remove special handling of SFTs.
3305 * print-tree.c (print_node): Remove handling of SFTs.
3306 * tree-dump.c (dequeue_and_dump): Likewise.
3307 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
3308 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
3309 * tree-predcom.c (set_alias_info): Do not set subvars.
3310 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
3311 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
3312 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
3313 (add_vars_for_offset): Remove.
3314 (add_virtual_operand): Remove special handling of SFTs.
3315 (add_call_clobber_ops): Likewise.
3316 (add_call_read_ops): Likewise.
3317 (get_asm_expr_operands): Likewise.
3318 (get_modify_stmt_operands): Likewise.
3319 (get_expr_operands): Likewise.
3320 (add_to_addressable_set): Likewise.
3321 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
3322 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
3323 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
3324 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
3325 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
3326 (tree_node_structure): Likewise.
3327 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
3329 (find_what_p_points_to): Likewise.
3331 2008-05-08 Sa Liu <saliu@de.ibm.com>
3333 * config/spu/spu.md: Fixed subti3 pattern.
3335 2008-05-08 Richard Guenther <rguenther@suse.de>
3338 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
3339 sure to create a representative for trailing arrays for PTA.
3341 2008-05-08 Richard Guenther <rguenther@suse.de>
3344 * fold-const.c (operand_equal_p): Two objects which types
3345 differ in pointerness are not equal.
3347 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
3349 * calls.c (compute_argument_block_size): Add argument tree fndecl.
3350 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
3351 (emit_library_call_value_1): Add new variable fndecl initialized by
3352 NULL_TREE. It should be the decl type of orgfun, but this information
3353 seems not to be available here, so it uses the default calling abi.
3354 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
3355 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
3356 by TARGET_RETURN_IN_MEMORY.
3357 * config/i386/i386-interix.h: Likewise.
3358 * config/i386/i386.h: Likewise.
3359 * config/i386/i386elf.h: Likewise.
3360 * config/i386/ptx4-i.h: Likewise.
3361 * config/i386/sol2-10.h: Likewise.
3362 * config/i386/sysv4.h: Likewise.
3363 * config/i386/vx-common.h: Likewise.
3364 * config/cris/cris.h: Removed #if 0 clause.
3365 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
3366 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
3368 (ix86_sol10_return_in_memory): Likewise.
3369 (ix86_i386elf_return_in_memory): New.
3370 (ix86_i386interix_return_in_memory): New.
3371 * config/mt/mt-protos.h (mt_return_in_memory): New.
3372 * config/mt/mt.c: Likewise.
3373 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3374 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
3375 * config/bfin/bfin.h: Likewise.
3376 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
3378 * config/bfin/bfin.c: Likewise.
3379 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3380 * config/alpha/unicosmk.h: Likewise.
3381 * config/i386/cygming.h: Likewise.
3382 * config/iq2000/iq2000.h: Likewise.
3383 * config/mips/mips.h: Likewise.
3384 * config/mn10300/mn10300.h: Likewise.
3385 * config/rs6000/rs6000.h: Likewise.
3386 * config/score/score.h: Likewise.
3387 * config/spu/spu.h: Likewise.
3388 * config/v850/v850.h: Likewise.
3389 * defaults.h: Likewise.
3390 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
3391 * expr.c (emit_block_move): Adjust use of
3392 OUTGOING_REG_PARM_STACK_SPACE.
3393 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
3394 OUTGOING_REG_PARM_STACK_SPACE.
3395 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
3397 2008-05-08 Jakub Jelinek <jakub@redhat.com>
3399 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
3400 on OMP_RETURN for OMP_FOR.
3403 * dwarf2out.c (dw_expand_expr, common_check): Removed.
3404 (fortran_common): New function.
3405 (gen_variable_die): Call fortran_common instead of common_check,
3406 adjust for it returning tree instead of rtx. Formatting.
3408 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3412 * see.c (see_copy_insn): Copy new pure const attributes for new call.
3413 * c-decl.c (merge_decls): Ditto.
3414 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
3415 to RTL_CONST_OR_PURE_CALL_P.
3416 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
3417 Initialized DECL_LOOPING_CONST_PURE.
3418 (process_call_operands): Set tree_side_effects properly.
3419 * tree.h (TREE_READONLY_DECL_P): Removed.
3420 (DECL_IS_PURE): Renamed to DECL_PURE_P.
3421 (DECL_LOOPING_OR_CONST_P): New macro.
3422 (struct tree_function_decl): Added looping_const_or_pure_p.
3424 (ECF_LOOPING_OR_CONST_P): New macro.
3425 * rtlanal.c (pure_const_p): Removed.
3426 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
3427 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
3428 to RTL_CONST_CALL_P.
3429 * ipa-pure-const.c (pure_const_state_e): Added looping field.
3430 (check_decl, check_tree, check_call, scan_function): Initialize
3432 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
3433 (static_execute): Set looping true for recursive functions.
3434 Undo setting state to IPA_NEITHER for recursive functions.
3436 * ifcvt.c (noce_can_store_speculate_p): Changed
3437 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
3438 RTL_CONST_OR_PURE_CALL_P.
3439 * dse.c (scan_insn): Ditto.
3440 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
3441 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
3442 RTL_CONST_OR_PURE_CALL_P.
3443 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
3444 pure_call_p to RTL_CONST_CALL_P.
3445 * gimplify.c (gimplify_call_expr): Clear side effects for
3446 non-looping pure and constant calls.
3447 * calls.c (emit_call_1): Set rtl flags from ecf flags.
3448 (flags_from_decl_or_type): Set ecf flags from decl flags.
3449 (initialize_argument_information): Turn off
3450 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
3451 Change const to pure if callee_copies is true rather than just
3453 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
3454 way of marking pure calls.
3455 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
3456 Remove hack that was supposed to fix pr7335 and remove old
3457 way of marking pure calls.
3458 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
3459 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
3460 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
3461 RTL_CONST_OR_PURE_CALL_P.
3462 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
3463 * loop-invariant.c (find_exits, find_invariant_bb): Changed
3464 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
3465 * sched-deps.c (schedule_analyze): Ditto.
3466 * rtl.h (struct rtx_def): Use call field, unchanging field, and
3467 return_val field of calls to represent pure and const function info.
3468 (CONST_OR_PURE_CALL_P): Deleted macro.
3469 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
3470 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
3471 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
3473 * tree-optimize.c (execute_fixup_cfg): Added test for
3474 ECF_LOOPING_CONST_OR_PURE.
3475 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
3477 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
3478 effects for looping pure or const calls.
3479 (verify_gimple_expr): Added verification code.
3480 * config/alpha/alpha.c (alpha_legitimize_address,
3481 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
3483 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
3484 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
3485 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
3486 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
3487 RTL_CONST_OR_PURE_CALL_P.
3488 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
3489 and const calls to be deleted.
3491 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3494 * config/i386/mmx.md (mmx_subv2sf3): New expander.
3495 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
3496 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
3497 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3498 to handle nonimmediate operands.
3499 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
3500 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
3501 to handle nonimmediate operands.
3502 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
3503 (mmx_pmulhrwv4hi3): New expander. Use
3504 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3505 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
3506 (sse2_umulv1siv1di3): New expander. Use
3507 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3508 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
3509 (mmx_eq<mode>3): New expander. Use
3510 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3511 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
3512 (mmx_uavgv8qi3): New expander. Use
3513 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3514 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
3515 (mmx_uavgv4hi3): New expander. Use
3516 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3518 * config/i386/sse.md
3519 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
3520 to handle nonimmediate operands.
3521 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
3522 to handle nonimmediate operands.
3523 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
3524 to handle nonimmediate operands.
3525 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
3526 to handle nonimmediate operands.
3527 (sse2_unpckhpd_exp): New expander. Use
3528 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3529 (sse2_unpcklpd_exp): New expander. Use
3530 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3531 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
3532 to handle nonimmediate operands.
3533 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
3534 to handle nonimmediate operands.
3535 (*sse2_<plusminus_insn><mode>3): Rename from
3536 sse2_<plusminus_insn><mode>3 insn pattern.
3537 (sse2_<plusminus_insn><mode>3): New expander. Use
3538 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3539 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
3540 (sse2_umulv2siv2di3): New expander. Use
3541 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3542 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
3543 (sse4_1_mulv2siv2di3): New expander. Use
3544 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3545 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
3546 (sse2_pmaddwd): New expander. Use
3547 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3548 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
3549 (sse2_eq<mode>3): New expander. Use
3550 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3551 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
3552 (sse4_1_eqv2di3): New expander. Use
3553 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3554 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3555 (sse2_uavgv16qi3): New expander. Use
3556 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3557 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3558 (sse2_uavgv16qi3): New expander. Use
3559 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3560 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
3561 (sse2_uavgv8hi3): New expander. Use
3562 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3563 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
3564 (ssse3_pmulhrswv8hi3): New expander. Use
3565 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3566 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
3567 (ssse3_pmulhrswv4hi3): New expander. Use
3568 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3570 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
3571 (<sse>_vmmul<mode>3): Ditto.
3572 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
3574 (ssse3_pmaddubsw128): Use register_operand for operand 1.
3575 (ssse3_pmaddubsw): Ditto.
3577 * config/i386/i386.c (struct_builtin_description)
3578 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
3579 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
3580 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
3581 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
3582 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
3583 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
3584 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
3585 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
3586 (ix86_fixup_binary_operands): Assert that src1
3587 and src2 must have the same mode when swapped.
3588 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
3589 and ix86_binary_operator_ok. Do not force operands in registers
3592 2008-05-07 Jan Hubicka <jh@suse.cz>
3594 * cgraph.c (dump_cgraph_node): Update.
3595 * cgraph.h (cgraph_local_info): Break out inline summary.
3596 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
3598 * ipa-inline (inline_summary): New accestor function.
3599 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
3600 cgraph_decide_inlining, compute_inline_parameters): Update.
3601 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
3603 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
3605 Cleanup ColdFire scheduling support and add V4 pipeline model.
3607 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
3608 (define_attr cpu): Add cfv4 value.
3609 (define_attr type, define_attr type1): Merge into a single 'type'
3610 attribute. Update all uses.
3611 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
3612 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
3614 (define_attr opx_mem, define_attr opy_mem): Remove.
3615 (define_attr op_mem): Clean up, update comment.
3616 (define_attr size): Use specific values instead of general int.
3617 (define_attr guess, define_attr split): Remove. Update all uses.
3618 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
3619 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
3620 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
3621 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
3622 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
3623 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
3624 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
3625 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
3626 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
3627 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
3628 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
3629 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
3630 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
3631 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
3632 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
3633 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
3634 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
3635 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
3636 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
3637 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
3638 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
3639 Update or set attributes.
3640 (stack_tie): New fake instruction.
3642 * config/m68k/m68k.h (TUNE_CFV4): New macro.
3643 (m68k_sched_attr_size): Update declaration.
3644 (m68k_sched_attr_type2): Remove.
3645 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
3646 Declare new bypass predicates.
3648 * config/m68k/m68k.c (m68k_sched_issue_rate,
3649 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
3651 (TARGET_SCHED_ISSUE_RATE,
3652 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
3653 (override_options): Handle scheduling for ColdFire V4 core.
3654 (m68k_expand_prologue): Emit stack_tie.
3655 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
3656 'OP_TYPE_FPN'. Update all uses.
3657 (sched_guess_p): Remove.
3658 (sched_address_type): Handle symbolic addresses.
3659 (sched_get_operand): New static function.
3660 (sched_operand_type): Merge into sched_attr_op_type.
3661 (sched_attr_op_type): Handle FP registers, handle quick constants,
3663 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
3664 (m68k_sched_attr_size): Update. Move logic to ...
3665 (sched_get_attr_size_int): New static function.
3666 (sched_get_opxy_mem_type): New static function.
3667 (m68k_sched_attr_op_mem): Update.
3668 (m68k_sched_attr_type2): Remove.
3669 (sched_cfv4_bypass_data): New static variable.
3670 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
3671 (m68k_sched_issue_rate): Implement scheduler hook.
3672 (struct _sched_ib: enabled_p): New field.
3673 (m68k_sched_variable_issue): Update. Handle V4.
3674 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
3675 sched_dump_class_func_t, sched_dump_split_class,
3676 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
3677 sched_dump_dfa_class, m68k_sched_dump): Remove.
3678 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
3680 (m68k_sched_init_global): Remove statisctics dumping, introduce
3681 sanity check that all instructions have pipeline reservations. Handle
3683 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
3684 Handle ColdFire V4 core.
3685 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
3686 New static functions.
3687 (m68k_sched_address_bypass_p): New bypass predicate.
3688 (sched_get_indexed_address_scale): New static function.
3689 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
3691 * cf.md: Update comments.
3692 (define_attr type2): Remove. Use 'type' attribute instead.
3694 (cf_ib): Rename to cfv123_ib. Update all uses.
3695 (cf_oep): Rename to cfv123_oep. Update all uses.
3696 (cf_chr): Rename to cfv123_chr. Update all uses.
3697 (cf_mem): Rename to cfv123_mem. Update all uses.
3698 (cf_mac): Move to more appropriate place.
3699 (cfv123_guess): New automaton and cpu_unit.
3700 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
3701 Update uses of 'size' attribute. Handle before reload scheduling.
3702 (cfv123_guess): New dummy reservation for unhandled instructions.
3703 (cfv4_*): Pipeline description of ColdFire V4 core.
3704 (ignore): New reservation to handle 'ignore' type.
3706 2008-05-07 Ian Lance Taylor <iant@google.com>
3709 * gimplify.c (find_single_pointer_decl_1): Don't look through
3711 (find_single_pointer_decl): Adjust comments.
3713 2008-05-07 Jakub Jelinek <jakub@redhat.com>
3716 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
3717 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
3720 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
3721 integral type rather than floating point, then VIEW_CONVERT_EXPR
3722 to the floating point type.
3724 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3726 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
3727 TFmode op0 to register.
3729 2008-05-07 Alan Modra <amodra@bigpond.net.au>
3731 * c-decl.c (grokdeclarator): Comment typo.
3733 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
3735 * tree-flow.h: Remove prototype for computed_goto_p.
3736 * tree-cfg.c (computed_goto_p): Make static.
3738 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
3741 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
3742 (contains_aligned_value_p): This. Handle _Decimal128.
3743 (ix86_function_arg_boundary): Only align _Decimal128 to its
3744 natural boundary and handle it properly.
3746 2008-05-06 Martin Jambor <mjambor@suse.cz>
3748 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
3749 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
3750 (ipcp_method_set_orig_node): Removed.
3751 (ipcp_cval_get_cvalue_type): Removed.
3752 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
3753 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
3754 (ipcp_cval_set_cvalue_type): Removed.
3755 (ipcp_cval_get_cvalue): Removed.
3756 (ipcp_cval_set_cvalue): Removed.
3757 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
3758 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
3759 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
3760 (ipcp_cval_meet): Renamed to ipa_lattice_meet
3761 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
3762 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
3763 (ipcp_get_ith_lattice): Changed parameters.
3764 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
3765 (ipcp_lattice_from_jfunc): Changed parameters.
3766 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
3767 (ipcp_method_cval_print): Added temporary variable info.
3768 (ipcp_redirect): Removed already unused local variable caller.
3769 (ipcp_redirect): New temporary variable orig_callee_info
3770 (ipcp_redirect): Removed newly unused local variable callee.
3771 (ipcp_redirect): Removed (a bit confusing) local variable type.
3772 (ipcp_insert_stage): Added local variable info.
3773 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
3775 (ipcp_formal_create): Removed.
3776 (ipcp_method_cval_set): Removed.
3777 (ipcp_propagate_stage): Renamed lattice variables.
3778 (ipcp_method_cval_set_cvalue_type): Removed.
3779 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
3780 (ipcp_print_all_lattices): Changed printed strings to refer to
3781 lattices rather than cvals.
3782 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
3783 (ipcp_propagate_const): Changed formal parameters.
3784 (build_const_val): Changed formal parameters.
3785 (ipcp_insert_stage): Removed useless variable cvalue
3786 (build_const_val): Changed formal parameters.
3787 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
3788 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
3789 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
3790 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
3791 (ipcp_print_func_profile_counts): Changed string from "method" to
3793 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
3794 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
3795 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
3796 (ipcp_structures_print): Renamed to ipcp_print_all_structures
3797 (ipcp_profile_print): Renamed to ipcp_print_profile_data
3798 (ipcp_lat_is_const): Changed parameters and made inline.
3799 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
3800 (ipcp_redirect): Renamed to ipcp_need_redirect_p
3801 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
3802 the predicate condition directly
3803 (ipcp_propagate_stage): Added local variable args. Removed local
3804 variable callee. (Both are mere code simplifications.)
3805 (ipcp_method_dont_insert_const): Renamed to
3806 ipcp_node_not_modifiable_p.
3807 (ipcp_node_not_modifiable_p): Made inline.
3808 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
3809 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
3810 (ipcp_print_all_lattices): Removed variable cvalue
3811 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
3814 2008-05-06 Olivier Hainque <hainque@adacore.com>
3816 * tree-sra.c (try_instantiate_multiple_fields): Early return
3817 if field has POINTER_TYPE.
3819 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
3821 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
3822 by using 'q' specifier for instruction.
3823 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
3825 2008-05-06 Anatoly Sokolov <aesok@post.ru>
3827 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
3828 Change mode of zero_extract from QImode to HImode.
3829 (sign bit tests peepholes): (Ditto.).
3831 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
3833 * config/i386/mmx.md: Remove double backslashes from asm templates.
3834 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
3835 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3836 to handle nonimmediate operands.
3837 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
3838 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3839 to handle nonimmediate operands.
3840 (*mmx_<code>v2sf3_finite): New insn pattern.
3841 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
3842 (mmx_<code>v2sf3): New expander. Use
3843 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3844 (mmx_<plusminus_insn><mode>3): New expander. Use
3845 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3846 (*mmx_<plusminus_insn><mode>3): New insn pattern.
3847 (mmx_add<mode>3): Removed.
3848 (mmx_ssadd<mode>3): Ditto.
3849 (mmx_usadd<mode>3): Ditto.
3850 (mmx_sub<mode>3): Ditto.
3851 (mmx_sssub<mode>3): Ditto.
3852 (mmx_ussub<mode>3): Ditto.
3853 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
3854 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
3855 to handle nonimmediate operands.
3856 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
3858 (mmx_smulv4hi3_highpart): New expander. Use
3859 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3860 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
3862 (mmx_umulv4hi3_highpart): New expander. Use
3863 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3864 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
3865 (mmx_<code>v4hi3): New expander. Use
3866 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3867 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
3868 (mmx_<code>v8qi3): New expander. Use
3869 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3870 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
3871 (mmx_<code><mode>3): New expander. Use
3872 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3874 2008-05-05 Jan Hubicka <jh@suse.cz>
3876 PR tree-optimization/36118
3877 * passes.c (pass_init_dump_file): Fix dump header.
3879 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3882 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
3883 VCE for function decls.
3885 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
3887 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
3889 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
3891 * config/i386/i386.md (sat_plusminus): New.
3892 (plusminus_insn): Likewise.
3893 (plusminus_mnemonic): Likewise.
3895 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
3896 (*<addsub><mode>3_cc_overflow): Renamed to ...
3897 (*<plusminus_insn><mode>3_cc_overflow): This.
3898 (*<addsub>si3_zext_cc_overflow): Renamed to ...
3899 (*<plusminus_insn>si3_zext_cc_overflow): This.
3901 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
3902 (<plusminus_insn><mode>3): This.
3903 (*<addsub><mode>3): Renamed to ...
3904 (*<plusminus_insn><mode>3): This.
3905 (<sse>_vm<addsub><mode>3): Renamed to ...
3906 (<sse>_vm<plusminus_insn><mode>3): This.
3907 (sse3_h<addsub>v4sf3): Renamed to ...
3908 (sse3_h<plusminus_insn>v4sf3): This.
3909 (sse3_h<addsub>v2df3): Renamed to ...
3910 (sse3_h<plusminus_insn>v2df3): This.
3911 (<plusminus_insn><mode>3): New.
3912 (*<plusminus_insn><mode>3): Likewise.
3913 (sse2_<plusminus_insn><mode>3): Likewise.
3914 (add<mode>): Removed.
3915 (*add<mode>3): Likewise.
3916 (sse2_ssadd<mode>3): Likewise.
3917 (sse2_usadd<mode>3): Likewise.
3918 (sub<mode>3): Likewise.
3919 (*sub<mode>3): Likewise.
3920 (sse2_sssub<mode>3): Likewise.
3921 (sse2_ussub<mode>3): Likewise.
3923 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
3925 * gthr-single.h: Add in required interface elements as per gthr.h.
3926 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
3927 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
3928 Generalize UNUSED macro.
3929 (__gthread_once): Add.
3930 (__gthread_key_create): Add.
3931 (__gthread_key_delete): Add.
3932 (__gthread_getspecific): Add.
3933 (__gthread_setspecific): Add.
3935 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
3937 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
3938 the same size types for the indirect reference on the rhs, then
3941 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
3943 * config/i386/i386.md
3944 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
3945 one insn template instead of template series.
3946 (*xordi_1_rex64): Ditto.
3947 (*xordi_2_rex64): Ditto.
3949 2008-05-05 Ira Rosen <irar@il.ibm.com>
3951 PR tree-optimization/36119
3952 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
3955 2008-06-04 Jan Hubicka <jh@suse.cz>
3957 tree-optimization/36100
3958 * tree-pass.h (pass_O0_always_inline): Declare.
3959 * ipa-inline.c (inline_transform): Remove dead code.
3960 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
3961 pass_O0_always_inline): New.
3962 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
3964 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
3966 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
3967 mnemonic in this_param move for TARGET_64BIT.
3969 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
3971 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
3972 (*strmovsi_rex_1): Ditto.
3973 (*strsetsi_1): Ditto.
3974 (*strsetsi_rex_1): Ditto.
3976 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
3977 adddicc expanders using SWI mode iterator.
3979 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
3982 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
3985 2008-05-04 David S. Miller <davem@davemloft.net>
3987 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
3988 (sparc*-*-linux*): Use linux.h in tm_file.
3989 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
3990 compiler defaulting to 32-bit.
3991 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
3993 * config/sparc/linux.h: Remove definitions now obtained
3994 properly from linux.h
3995 * config/sparc/linux64.h: Likewise.
3996 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
3997 don't want this setting for 32-bit builds in a biarch compiler.
3998 * doc/install.texi: Add sparc-linux to list of targets
3999 supporting --enable-targets=all.
4001 2008-05-03 Andrew Pinski <pinskia@gmail.com>
4003 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
4005 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
4007 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
4008 after V4SI_FTYPE_V8HI.
4009 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
4010 case V4SI_FTYPE_V2DF.
4012 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
4014 * doc/invoke.texi (max-flow-memory-locations): Removed.
4015 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
4017 2008-05-03 Richard Guenther <rguenther@suse.de>
4020 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
4022 2008-05-02 David S. Miller <davem@davemloft.net>
4024 * config.gcc (need_64bit_hwint): Document libcpp dependency.
4026 2008-05-02 Simon Baldwin <simonb@google.com>
4029 * c-common.h (warn_array_subscript_range): Removed.
4030 * c-common.c (warn_array_subscript_range): Ditto.
4031 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
4032 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
4034 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
4036 * config/i386/i386.c (ix86_special_builtin_type): New.
4037 (bdesc_special_args): Likewise.
4038 (ix86_expand_special_args_builtin): Likewise.
4039 (ix86_init_mmx_sse_builtins): Updated.
4040 (ix86_expand_builtin): Updated.
4041 (ix86_expand_store_builtin): Removed.
4042 (ix86_expand_unop_builtin): Likewise.
4044 * config/i386/mm3dnow.h (__v2sf): Moved to ...
4045 * config/i386/mmintrin.h (__v2sf): Here.
4047 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
4049 (_mm_loadl_pi): Likewise.
4050 (_mm_storeh_pi): Replace __v2si with __v2sf.
4051 (_mm_storel_pi): Likewise.
4053 * doc/extend.texi: Correct __builtin_ia32_loadhps,
4054 __builtin_ia32_loadlps, __builtin_ia32_storehps,
4055 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
4056 __builtin_ia32_loadlpd.
4058 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
4060 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
4061 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
4062 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
4063 (ix86_init_mmx_sse_builtins): Updated.
4064 (ix86_expand_args_builtin): Likewise.
4065 (ix86_expand_builtin): Likewise.
4066 (ix86_expand_unop1_builtin): Renamed to ...
4067 (ix86_expand_unop_vec_merge_builtin): This.
4069 2008-05-01 Jan Hubicka <jh@suse.cz>
4072 * ipa-inline.c (inline_generate_summary): Make static.
4073 (inline_transform): Do not call inlining at -O0; make static.
4074 * passes.c (execute_todo): Add sanity check.
4075 (execute_one_ipa_transform_pass): Execute proper flags.
4077 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
4079 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
4080 (DECL_NONADDRESSABLE_P): Likewise.
4081 * alias.c (record_component_aliases): Fix comment.
4083 2008-05-01 Simon Baldwin <simonb@google.com>
4085 * c-common.h (warn_array_subscript_range): New function.
4086 * c-common.c (warn_array_subscript_range): Ditto.
4087 * tree-vrp.c (check_array_ref): Corrected code to agree with
4088 comment, ignoring only arrays of size 0 or size 1.
4089 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
4091 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4093 * config/i386/i386.c (ix86_builtin_type): Replace
4094 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
4095 (bdesc_args): Updated.
4096 (ix86_init_mmx_sse_builtins): Likewise.
4097 (ix86_expand_args_builtin): Likewise.
4099 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
4102 * doc/extend.texi: Correct __builtin_ia32_palignr.
4104 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4107 * config/i386/i386.c (bdesc_crc32): Removed.
4108 (ix86_expand_crc32): Likewise.
4109 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
4110 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
4111 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
4112 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
4113 UINT_FTYPE_UINT_UCHAR.
4114 (bdesc_args): Updated. Add crc32 builtins.
4115 (ix86_init_mmx_sse_builtins): Updated.
4116 (ix86_expand_args_builtin): Updated to support subreg.
4118 * doc/extend.texi: Correct __builtin_ia32_crc32di.
4120 2008-05-01 Jan Hubicka <jh@suse.cz>
4122 * tree-pass.h (opt_pass): Add IPA_PASS.
4123 (varpool_node, cgraph_node): Forward declare.
4124 (ipa_opt_pass): Define.
4125 (pass_ipa_inline): Turn into ipa_opt_pass.
4126 (pass_apply_inline): Remove.
4127 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
4128 (apply_inline): Turn into ....
4129 (inline_transform): ... this one.
4130 (inline_generate_summary): New function.
4131 (pass_apply_inline): Remove.
4132 * function.h (ipa_opt_pass): Forward declare structure; typedef;
4134 (struct function): Add ipa_transforms_to_apply.
4135 * passes.c (register_one_dump_file): Work on IPA_PASS.
4136 (init_optimization_passes): Remove pass_inline_parameters and
4138 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
4139 (execute_one_pass) ... here; apply transforms when possible.
4140 (add_ipa_transform_pass, execute_ipa_summary_asses,
4141 execute_one_ipa_transform_pass): New.
4142 (execute_ipa_pass_list): Update for IPA_PASS type.
4144 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4146 * config/i386/i386.c (ix86_builtin_type): Add
4147 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
4148 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
4149 (bdesc_args): Add SSE4a builtins.
4150 (ix86_init_mmx_sse_builtins): Updated.
4151 (ix86_expand_args_builtin): Likewise.
4152 (ix86_expand_builtin): Likewise.
4154 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4156 * config/i386/i386.c (ix86_builtin_type): Add
4157 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
4158 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
4159 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
4160 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
4161 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
4162 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
4163 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
4164 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
4165 and DI_FTYPE_DI_DI_INT.
4166 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
4167 (ix86_init_mmx_sse_builtins): Updated.
4168 (ix86_expand_args_builtin): Likewise.
4169 (ix86_expand_builtin): Likewise.
4170 (ix86_expand_binop_imm_builtin): Removed.
4172 * doc/extend.texi: Correct __builtin_ia32_palignr128.
4174 2008-04-30 Richard Guenther <rguenther@suse.de>
4176 PR tree-optimization/32921
4177 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
4179 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
4181 * config/arm/arm.c (arm_unwind_emit): Use
4182 crtl->all_throwers_are_sibcalls instead of
4183 cfun->all_throwers_are_sibcalls.
4184 (arm_output_fn_unwind): Likewise.
4185 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
4186 instead of cfun->uses_pic_offset_table.
4187 (frv_expand_prologue): Likewise.
4188 (frv_frame_pointer_required): Likewise.
4189 (frv_expand_fdpic_call): Likewise.
4190 (frv_emit_movsi): Likewise.
4191 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
4192 cfun->returns_pcc_struct instead of
4193 current_function_returns_pcc_struct.
4194 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
4195 instead of cfun->calls_eh_return.
4196 (m32c_pushm_popm): Likewise.
4197 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
4198 "extern" declaration.
4200 2008-04-30 Richard Guenther <rguenther@suse.de>
4202 PR tree-optimization/21636
4203 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
4205 (evaluate_stmt): Print the likely value.
4206 (ccp_visit_stmt): Avoid excessive vertical spacing.
4208 2008-04-30 Rafael Espindola <espindola@google.com>
4210 * builtins.c (fold_call_expr): Return realret.
4211 * tree-ssa-threadedge.c
4212 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
4213 __builtin_object_size.
4215 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
4217 * gcc.c (wrapper_string): New variable.
4218 (insert_wrapper): New function.
4219 (execute): New option -wrapper.
4220 * doc/invoke.texi (Overall Options): New driver option -wrapper.
4222 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
4224 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
4225 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
4226 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
4228 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
4229 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
4230 config/rs6000/e500crtres64gprctr.asm,
4231 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
4232 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
4233 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
4234 config/rs6000/e500crtsav64gprctr.asm,
4235 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
4236 config/rs6000/e500crtsavg64gprctr.asm: New files.
4237 * config/rs6000/t-ppccomm: Add build rules for new files.
4238 (LIB2FUNCS_STATIC_EXTRA): Add new files.
4239 * config/rs6000/t-netbsd: Add build rules for new files.
4240 (LIB2FUNCS_STATIC_EXTRA): New variable.
4241 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
4242 (CRTSAVRES_DEFAULT_SPEC): Likewise.
4243 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
4245 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
4247 * config/i386/i386.c (ix86_builtin_type): Add
4248 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
4249 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
4250 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
4251 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
4252 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
4253 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
4254 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
4255 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
4256 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
4257 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
4258 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
4259 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
4260 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
4261 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
4262 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
4263 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
4264 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
4265 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
4266 V1DI_FTYPE_V2SI_V2SI.
4267 (bdesc_2arg): Moved to ...
4269 (ix86_init_mmx_sse_builtins): Updated.
4270 (ix86_expand_args_builtin): Updated. Take a pointer
4271 to const struct builtin_description. Handle comparison
4273 (ix86_expand_sse_compare): Take a new argument for swapping operands.
4274 (ix86_expand_builtin): Updated.
4276 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
4277 (ssse3_pmaddubsw128): This.
4278 (ssse3_pmaddubswv4hi3): Renamed to ...
4279 (ssse3_pmaddubsw): This.
4281 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
4282 (__builtin_ia32_packssdw128): Likewise.
4283 (__builtin_ia32_packuswb128): Likewise.
4284 (__builtin_ia32_pmaddubsw): Likewise.
4285 (__builtin_ia32_pmaddubsw128): Likewise.
4287 2008-04-30 Richard Guenther <rguenther@suse.de>
4289 PR tree-optimization/14847
4290 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
4291 (recognize_bits_test): Use it.
4292 (recognize_single_bit_test): Likewise.
4294 2008-04-30 Martin Jambor <mjambor@suse.cz>
4296 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
4297 instead of setting number of formal parameters to zero.
4298 (ipcp_init_stage): Do not set the number of actual parameters to zero
4300 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
4301 which are called with variable number of arguments.
4302 (ipcp_insert_stage): Explicitely skipping all nodes which are
4303 called with variable number of arguments.
4304 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
4305 number of parameters.
4307 * ipa-prop.h (struct ipa_node_params): Added flag
4308 called_with_var_arguments
4309 (ipa_set_param_count): Added. Changed sole setter to use it.
4310 (ipa_get_param_count): Added. All readers of param_count
4311 converted to use it instead.
4312 (ipa_set_called_with_variable_arg): Added.
4313 (ipa_is_called_with_var_arguments): Added.
4314 (ipa_get_ith_param): Added. All readers of param_decls converted
4316 (ipa_set_cs_argument_count): Added, sole writer to argument_count
4318 (ipa_get_cs_argument_count): Added, all readers of argument_count
4320 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
4323 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
4324 (struct ipcp_lattice): Renamed cval_type to type
4325 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
4327 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
4328 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
4329 (ipcp_insert_stage): Changed the type of variable cvalue to tree
4330 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
4331 (build_const_val): Changed the type of parameter cvalue to tree
4332 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
4333 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
4335 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
4338 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
4339 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
4340 (ipa_add_method): Renamed to ipa_push_func_to_list
4341 (ipa_remove_method): Renamed to ipa_pop_func_from_list
4342 (ipa_callsite_param_count): Removed.
4343 (ipa_callsite_param_count_set): Removed.
4344 (ipa_callsite_param): Removed.
4345 (ipa_callsite_callee): Removed.
4346 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
4347 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
4348 (ipa_method_formal_count): Removed.
4349 (ipa_method_formal_count_set): Removed.
4350 (ipa_method_get_tree): Removed.
4351 (ipa_method_tree_map_create): Removed.
4352 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
4353 (ipa_create_param_decls_array): Creates the array itself
4354 (ipa_create_param_decls_array): Temporary variable info instead of
4356 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
4357 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
4358 (get_type): Removed.
4359 (ipa_jf_get_info_type): Removed.
4360 (ipa_node_create): Renamed to ipa_create_node_params
4361 (ipa_free): Renamed to ipa_free_all_node_params
4362 (ipa_nodes_create): Renamed to ipa_create_all_node_params
4363 (ipa_edges_create): Renamed to ipa_create_all_edge_args
4364 (ipa_edges_free): Renamed to ipa_free_all_edge_args
4365 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
4366 (ipa_free_all_node_params): Deallocation to jump_functions moved to
4367 ipa_free_all_edge_args
4368 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
4369 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
4370 (ipa_create_methodlist_node): Removed.
4371 (ipa_methodlist_method): Removed.
4372 (ipa_methodlist_method_set): Removed.
4373 (ipa_methodlist_next_method): Removed.
4374 (ipa_methodlist_next_method_set): Removed.
4375 (ipa_method_is_modified): Removed.
4376 (ipa_method_modify_create): Removed.
4377 (ipa_method_modify_init): Temporary variable info instead of a few
4379 (ipa_detect_param_modifications): Temporary variable info instead of
4381 (ipa_compute_jump_functions): Temporary variable info instead of
4383 (ipa_method_modify_set): Removed.
4384 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
4385 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
4386 than craph_node as the first parameter.
4387 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
4388 (ipa_method_modify_init): Removed.
4389 (ipa_compute_jump_functions): Added a temp variable instead of
4390 repeatadly dereferencing the cgraph_edge.aux pointer
4391 (ipa_callsite_param_set_type): Removed.
4392 (ipa_compute_jump_functions): i renamed to index and moved to
4394 (ipa_callsite_param_set_info_type_formal): Removed.
4395 (ipa_callsite_param_set_info_type): Removed.
4396 (ipa_callsite_param_map_create): Removed.
4397 (ipa_callsite_tree): Removed.
4398 (ipa_callsite_caller): Removed.
4399 (ipa_pop_func_from_list): return_method removed to return_func
4401 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
4402 prefixed all values with IPA_. Changed all users.
4403 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
4404 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
4405 and FORMAL_IPATYPE IPA_PASS_THROUGH.
4406 (union parameter_info): Renamed to jump_func_value.
4407 (union jump_func_value): Renamed value to constant
4408 (struct ipa_jump_func): Renamed info_type to value
4409 (struct ipa_node): Renamed to ipa_node_params
4410 (struct ipa_node_params): Renamed ipa_arg_num to param_count
4411 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
4412 (struct ipa_node_params): Renamed ipa_mod to modified_flags
4413 (struct ipa_edge): Renamed to ipa_edge_args
4414 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
4415 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
4416 (struct ipa_methodlist): Renamed to ipa_func_list
4417 (struct ipa_func_list): method_p renamed to node, next_method
4419 (ipa_methodlist_p): Removed, switched all users to struct pointer
4420 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
4422 2008-04-30 Alan Modra <amodra@bigpond.net.au>
4424 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
4425 (rs6000_emit_epilogue): Use backchain to restore only when we
4426 have a large frame. Make use of frame pointer to restore if we
4427 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
4429 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
4431 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
4432 Add mode to zero_extract.
4433 (sign bit tests peepholes): (Ditto.).
4435 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
4437 * config/i386/i386.c (ix86_builtins): Replace Prescott New
4438 Instructions in comments with SSE3.
4439 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
4440 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
4441 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
4442 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
4443 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
4444 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
4445 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
4446 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
4447 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
4448 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
4449 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
4450 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
4451 (bdesc_sse_args): Renamed to ...
4452 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
4453 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
4454 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
4456 (bdesc_1arg): Moved to ...
4458 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
4459 Instructions in comments with SSE3.
4460 (ix86_expand_sse_operands_builtin): Renamed to ...
4461 (ix86_expand_args_builtin): This. Updated.
4462 (ix86_expand_unop1_builtin): Update comments.
4463 (ix86_expand_builtin): Updated.
4465 2008-04-29 Richard Guenther <rguenther@suse.de>
4467 PR tree-optimization/36078
4468 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
4469 Update virtual SSA form after cleaning up the CFG.
4471 2008-04-29 Richard Guenther <rguenther@suse.de>
4474 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
4476 2008-04-29 Richard Guenther <rguenther@suse.de>
4478 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
4479 (compute_may_aliases): Do not call finalize_ref_all_pointers.
4480 (compute_flow_insensitive_aliasing): Do not treat
4481 PTR_IS_REF_ALL pointers special.
4482 (get_smt_for): Likewise.
4483 (may_alias_p): Re-structure.
4484 (is_escape_site): A ref-all pointer conversion is not an escape site.
4485 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
4486 PTR_IS_REF_ALL pointers special.
4487 * tree-ssa-structalias.h (struct alias_info): Remove
4488 ref_all_symbol_mem_tag field.
4489 (PTR_IS_REF_ALL): Remove.
4491 2008-04-29 Richard Guenther <rguenther@suse.de>
4494 * fold-const.c (extract_muldiv_1): In combining division constants
4495 make sure to never overflow.
4497 2008-04-29 Nick Clifton <nickc@redhat.com>
4499 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
4501 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4504 * optc-gen.awk: Work around HP-UX/IA awk bug.
4506 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
4508 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
4511 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4514 * config/i386/i386.md
4515 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
4516 Change operand 1 predicate to nonimmediate_operand.
4518 2008-04-28 Jakub Jelinek <jakub@redhat.com>
4521 * dwarf2out.c (struct die_struct): Mark as chain_circular through
4523 * gengtype.c (walk_type, write_func_for_structure): Handle
4525 * doc/gty.texi: Document chain_circular.
4527 2008-04-28 Richard Guenther <rguenther@suse.de>
4529 PR tree-optimization/36066
4530 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
4533 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4536 * config/i386/i386.md
4537 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
4538 Use match_scratch instead of match_operand for operands 3 and 4.
4540 2008-04-27 Richard Guenther <rguenther@suse.de>
4542 PR tree-optimization/18754
4543 PR tree-optimization/34223
4544 * tree-pass.h (pass_complete_unrolli): Declare.
4545 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
4546 loop size before and after unconditionally of UL_NO_GROWTH in effect.
4547 Rewrite loop into loop closed SSA form if it is not already.
4548 (tree_unroll_loops_completely): Re-structure to iterate over
4549 innermost loops with intermediate CFG cleanups.
4550 Unroll outermost loops only if requested or the code does not grow
4552 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
4553 loops are available.
4554 (tree_vectorize): Instead do so here.
4555 (tree_complete_unroll): Also unroll outermost loops.
4556 (tree_complete_unroll_inner): New function.
4557 (gate_tree_complete_unroll_inner): Likewise.
4558 (pass_complete_unrolli): New pass.
4559 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
4560 uses outside of the loop.
4561 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
4562 form if it is available.
4563 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
4564 * passes.c (init_optimization_passes): Schedule complete inner
4565 loop unrolling pass before the first CCP pass after final inlining.
4567 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
4569 * targhooks.h (default_emutls_var_fields,
4570 default_emutls_var_init): Declare.
4571 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
4572 * target.h (struct gcc_target): Add struct emutls member.
4573 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
4574 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
4575 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
4576 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
4577 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
4578 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
4579 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
4580 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
4581 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
4582 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
4583 emit debug information.
4584 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
4585 * varasm.c: Include targhooks.h.
4586 (emutls_object_section, emutls_tmpl_section): New.
4587 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
4588 (EMUTLS_SEPARATOR): New.
4590 (get_emutls_object_name): New.
4591 (default_emutls_var_fields): New, broken out of ...
4592 (get_emutls_object_type): ... here. Adjust to use target hooks.
4593 (get_emutls_init_templ_addr): Adjust to use target hooks.
4594 (emutls_decl): Adjust to use target hooks.
4595 (emutls_finish): Likewise.
4596 (default_emutls_var_init): New, broken out of ...
4597 (assemble_variable): ... here. Adjust to use target hooks.
4598 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
4600 * c-common.c (handle_section_attribute): Prevent overriding
4601 sections for emulated tls with special sections.
4602 * config/i386/i386.c (x86_64_elf_select_section): Add
4603 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
4604 (x86_64_elf_unique_section): Likewise.
4605 * config/vxworks.c: Include tree.h.
4606 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
4607 (vxworks_override_options): Set TLS scheme.
4608 * doc/tm.texi (Emulated TLS): New node.
4610 2008-04-26 Simon Baldwin <simonb@google.com>
4613 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
4614 with propagated string constants.
4616 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
4618 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
4619 constraint for operand 2 when operand 0 is memory operand.
4620 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
4621 operand 0 is memory operand.
4622 (fix_trunc<mode>_i387_with_temp): Ditto.
4623 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
4624 operand 2 when operand 1 is memory operand.
4625 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
4626 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
4627 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
4628 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
4629 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
4630 operands 2,3 and 4 when operand 1 is memory operand.
4631 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
4633 (fistdi2_floor_with_temp): Ditto.
4634 (fist<mode>2_floor_with_temp): Ditto.
4635 (fistdi2_ceil_with_temp): Ditto.
4636 (fist<mode>2_ceil_with_temp): Ditto.
4637 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
4639 2008-04-26 David Daney <ddaney@avtrex.com>
4641 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
4643 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
4644 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
4645 UNSPEC_UPDATE_GOT_VERSION): Renumber.
4646 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
4647 (compare_and_swap_12): New insn.
4648 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
4649 * config/mips/mips.c (mips_force_binary): New function.
4650 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
4651 (mips_expand_compare_and_swap_12): New function.
4652 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
4654 2008-04-25 Jan Hubicka <jh@suse.cz>
4657 * cfgexpand.c (pass_expand): Turn into RTL pass.
4658 * passes.c (execute_one_pass): Do pass typechecking after execution.
4659 * tree-pass.h (pass_expand): Turn into RTL pass.
4661 * function.h (struct rtl_data): Move here fields
4662 accesses_prior_frames, calls_eh_return, saves_all_registers,
4663 has_nonlocal_goto, has_asm_statement, is_thunk,
4664 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
4665 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
4666 arg_pointer_save_area_init from struct function; turn into bool.
4667 (struct function): Move
4668 calls_eh_return, saves_all_registers, has_nonlocal_goto,
4669 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
4670 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
4671 tail_call_emit, arg_pointer_save_area_init
4672 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
4673 (current_function_returns_struct, current_function_returns_pcc_struct,
4674 current_function_calls_setjmp, current_function_calls_alloca,
4675 current_function_accesses_prior_frames,
4676 current_function_calls_eh_return, current_function_is_thunk,
4677 current_function_stdarg, current_function_profile,
4678 current_function_limit_stack, current_function_uses_pic_offset_table,
4679 current_function_uses_const_pool, current_function_has_nonlocal_label,
4680 current_function_saves_all_registers,
4681 current_function_has_nonlocal_goto,
4682 current_function_has_asm_statement): Remove accesor macros.
4683 * ra-conflict.c (global_conflicts): Update.
4684 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
4685 (suitable_for_tail_call_opt_p): Update.
4686 * builtins.c (expand_builtin_return_addr): Update.
4687 (expand_builtin_setjmp_setup): Update.
4688 (expand_builtin_nonlocal_goto): Update.
4689 * final.c (final_start_function): Update.
4690 (profile_function): Update.
4691 (leaf_function_p): Update.
4692 (only_leaf_regs_used): Update.
4693 * df-scan.c (df_get_exit_block_use_set): Update.
4694 * dojump.c (clear_pending_stack_adjust): Update.
4695 * tree-stdarg.c (gate_optimize_stdarg): Update.
4696 * gimple-low.c (lower_function_body): Update.
4697 * global.c (compute_regsets): Update.
4698 (global_alloc): Update.
4699 * dwarf2out.c (dwarf2out_begin_prologue): Update.
4700 * expr.c (expand_assignment): Update.
4701 * dse.c (dse_step0): Update.
4702 (dse_step1): Update.
4703 * c-decl.c (store_parm_decls): Update.
4704 * local-alloc.c (combine_regs): Update.
4705 (find_free_reg): Update.
4706 * function.c (assign_parms_augmented_arg_list): Update.
4707 (assign_parm_find_data_types): Update.
4708 (assign_parms): Update.
4709 (allocate_struct_function): Update.
4710 (expand_function_start): Update.
4711 (expand_function_end): Update.
4712 (get_arg_pointer_save_area): Update.
4713 (thread_prologue_and_epilogue_insns): Update.
4714 (rest_of_match_asm_constraints): Update.
4715 * stor-layout.c (variable_size): Update.
4716 * gcse.c (gcse_main): Update.
4717 (bypass_jumps): Update.
4718 * gimplify.c (gimplify_function_tree): Update.
4719 * calls.c (emit_call_1): Update.
4720 (expand_call): Update.
4721 * bt-load.c (compute_defs_uses_and_gen): Update.
4722 * except.c (sjlj_assign_call_site_values): Update.
4723 (sjlj_emit_function_enter): Update.
4724 (can_throw_external): Update.
4725 (set_nothrow_function_flags): Update.
4726 (expand_builtin_unwind_init): Update.
4727 (expand_eh_return): Update.
4728 (convert_to_eh_region_ranges): Update.
4729 (output_function_exception_table): Update.
4730 * emit-rtl.c (gen_tmp_stack_mem): Update.
4731 * cfgexpand.c (expand_used_vars): Update.
4732 (tree_expand_cfg): Update.
4733 * cfgcleanup.c (rest_of_handle_jump): Update.
4734 * explow.c (allocate_dynamic_stack_space): Update.
4735 * varasm.c (assemble_start_function): Update.
4736 (force_const_mem): Update.
4737 (mark_constant_pool): Update.
4738 * tree-optimize.c (tree_rest_of_compilation): Update.
4739 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
4740 * tree-cfg.c (notice_special_calls): Update.
4741 (is_ctrl_altering_stmt): Update.
4742 (tree_can_make_abnormal_goto): Update.
4743 (tree_purge_dead_abnormal_call_edges): Update.
4744 * config/alpha/predicates.md: Update.
4745 * config/alpha/alpha.c (alpha_sa_mask): Update.
4746 (alpha_sa_size): Update.
4747 (alpha_does_function_need_gp): Update.
4748 (alpha_expand_prologue): Update.
4749 (alpha_start_function): Update.
4750 (alpha_output_function_end_prologue): Update.
4751 (alpha_expand_epilogue): Update.
4752 * config/frv/frv.c (frv_stack_info): Update.
4753 (frv_expand_epilogue): Update.
4754 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
4755 (s390_register_info): Update.
4756 (s390_frame_info): Update.
4757 (s390_init_frame_layout): Update.
4758 (s390_can_eliminate): Update.
4759 (save_gprs): Update.
4760 * config/spu/spu.c (spu_split_immediate): Update.
4761 (need_to_save_reg): Update.
4762 (spu_expand_prologue): Update.
4763 (spu_expand_epilogue): Update.
4764 * config/sparc/sparc.md: Update.
4765 * config/sparc/sparc.c (eligible_for_return_delay): Update.
4766 (sparc_tls_got): Update.
4767 (legitimize_pic_address): Update.
4768 (sparc_emit_call_insn): Update.
4769 (sparc_expand_prologue): Update.
4770 (output_return): Update.
4771 (print_operand): Update.
4772 (sparc_function_ok_for_sibcall): Update.
4773 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
4774 * config/m32r/m32r.md: Update.
4775 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
4776 (m32r_compute_frame_size): Update.
4777 (m32r_expand_prologue): Update.
4778 (m32r_expand_epilogue): Update.
4779 (m32r_legitimize_pic_address): Update.
4780 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
4781 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
4782 * config/i386/i386.c (ix86_frame_pointer_required): Update.
4784 (ix86_save_reg): Update.
4785 (ix86_compute_frame_layout): Update.
4786 (ix86_expand_prologue): Update.
4787 (ix86_expand_epilogue): Update.
4788 * config/sh/sh.c (output_stack_adjust): Update.
4789 (calc_live_regs): Update.
4790 (sh5_schedule_saves): Update.
4791 (sh_expand_prologue): Update.
4792 (sh_expand_epilogue): Update.
4793 (sh_setup_incoming_varargs): Update.
4794 (sh_allocate_initial_value): Update.
4795 (sh_get_pr_initial_val): Update.
4796 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
4797 * config/sh/sh.md (label:): Update.
4798 * config/avr/avr.c (out_movhi_mr_r): Update.
4799 * config/crx/crx.h (enum): Update.
4800 * config/xtensa/xtensa.h (along): Update.
4801 * config/stormy16/stormy16.c Update.
4802 (xstormy16_compute_stack_layout): Update.
4803 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
4804 (fr30_expand_prologue): Update.
4805 * config/cris/cris.c (cris_conditional_register_usage): Update.
4806 (cris_reg_saved_in_regsave_area): Update.
4807 (cris_initial_frame_pointer_offset): Update.
4808 (cris_simple_epilogue): Update.
4809 (cris_expand_prologue): Update.
4810 (cris_expand_epilogue): Update.
4811 (cris_expand_pic_call_address): Update.
4812 (cris_asm_output_symbol_ref): Update.
4813 (cris_asm_output_label_ref): Update.
4814 * config/cris/cris.md Update.
4815 * config/iq2000/iq2000.c (compute_frame_size): Update.
4816 (iq2000_expand_epilogue): Update.
4817 * config/mt/mt.h (save_direction): Update.
4818 * config/mn10300/mn10300.c (mn10300_function_value): Update.
4819 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4820 (ia64_secondary_reload_class): Update.
4821 * config/m68k/m68k.c (m68k_save_reg): Update.
4822 (m68k_expand_prologue): Update.
4823 (m68k_expand_epilogue): Update.
4824 (legitimize_pic_address): Update.
4825 * config/rs6000/rs6000.c (rs6000_got_register): Update.
4826 (first_reg_to_save): Update.
4827 (first_altivec_reg_to_save): Update.
4828 (compute_vrsave_mask): Update.
4829 (compute_save_world_info): Update.
4830 (rs6000_stack_info): Update.
4831 (spe_func_has_64bit_regs_p): Update.
4832 (rs6000_ra_ever_killed): Update.
4833 (rs6000_emit_eh_reg_restore): Update.
4834 (rs6000_emit_allocate_stack): Update.
4835 (rs6000_emit_prologue): Update.
4836 (rs6000_emit_epilogue): Update.
4837 (rs6000_output_function_epilogue): Update.
4838 (output_profile_hook): Update.
4839 (rs6000_elf_declare_function_name): Update.
4840 * config/rs6000/rs6000.h (rs6000_args): Update.
4841 * config/rs6000/rs6000.md: Update.
4842 * config/mcore/mcore.c (mcore_expand_prolog): Update.
4843 * config/arc/arc.c (arc_output_function_epilogue): Update.
4844 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
4845 * config/darwin.c (machopic_function_base_name): Update.
4846 * config/score/score3.c (score3_compute_frame_size): Update.
4849 (score3_epilogue): Update.
4850 * config/score/score7.c (score7_compute_frame_size): Update.
4851 (score7_prologue): Update.
4852 (score7_epilogue): Update.
4853 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
4854 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
4855 * config/arm/arm.c (use_return_insn): Update.
4856 (require_pic_register): Update.
4857 (arm_load_pic_register): Update.
4858 (arm_compute_save_reg0_reg12_mask): Update.
4859 (arm_compute_save_reg_mask): Update.
4860 (thumb1_compute_save_reg_mask): Update.
4861 (output_return_instruction): Update.
4862 (arm_output_function_prologue): Update.
4863 (arm_output_epilogue): Update.
4864 (arm_get_frame_offsets): Update.
4865 (arm_expand_prologue): Update.
4866 (thumb_pushpop): Update.
4867 (thumb_exit): Update.
4868 (thumb1_expand_prologue): Update.
4869 (thumb1_expand_epilogue): Update.
4870 (arm_unwind_emit): Update.
4871 (arm_output_fn_unwind): Update.
4872 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
4873 * config/arm/arm.md: Update.
4874 * config/pa/pa.md: Update.
4875 * config/pa/pa.c (legitimize_pic_address): Update.
4876 (compute_frame_size): Update.
4877 (hppa_expand_prologue): Update.
4878 (hppa_expand_epilogue): Update.
4879 (borx_reg_operand): Update.
4880 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
4881 (HARD_REGNO_RENAME_OK): Update.
4882 * config/mips/mips.c (mips_global_pointer): Update.
4883 (mips_save_reg_p): Update.
4884 (mips_compute_frame_info): Update.
4885 (mips_frame_pointer_required): Update.
4886 (mips_expand_prologue): Update.
4887 (mips_expand_epilogue): Update.
4888 (mips_can_use_return_insn): Update.
4889 (mips_reorg_process_insns): Update.
4890 * config/v850/v850.c (compute_register_save_size): Update.
4891 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
4892 * config/mmix/mmix.c (along): Update.
4893 (mmix_expand_epilogue): Update.
4894 * config/bfin/bfin.c (legitimize_pic_address): Update.
4895 (must_save_p): Update.
4896 (stack_frame_needed_p): Update.
4897 (add_to_reg): Update.
4898 (bfin_expand_prologue): Update.
4899 * stmt.c (expand_asm_operands): Update.
4900 * reload1.c (reload): Update.
4901 (init_elim_table): Update.
4903 2008-04-25 Bob Wilson <bob.wilson@acm.org>
4905 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
4907 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
4909 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
4910 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
4911 (mov<mode>): Removed.
4912 (*movv4sf_internal): Likewise.
4913 (*movv2df_internal): Likewise.
4915 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
4917 * config.gcc (crx-*-elf): Remove deprecation.
4919 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
4921 * config/i386/cygming-crtend.c (register_frame_ctor): Register
4922 __gcc_deregister_frame with atexit.
4923 (deregister_frame_dtor): Remove.
4925 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
4926 Nathan Sidwell <nathan@codesourcery.com>
4928 * config/rs6000/rs6000.opt (mspe): Remove Var property.
4930 * config/rs6000/rs6000.h (rs6000_spe): Declare.
4931 (rs6000_isel): Likewise.
4932 * config/rs6000/rs6000.c (rs6000_spe): New variable.
4933 (rs6000_isel): New variable.
4934 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
4936 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4939 * c-common.c (handle_vector_size_attribute): Call
4940 lang_hooks.types.reconstruct_complex_type instead of
4941 reconstruct_complex_type.
4942 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
4943 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
4944 * langhooks.h (struct lang_hooks_for_types): Add
4945 reconstruct_complex_type hook.
4946 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
4947 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
4949 2008-04-24 Richard Guenther <rguenther@suse.de>
4951 * c-common.h (check_builtin_function_arguments): Declare.
4952 * c-common.c (validate_nargs): New function.
4953 (check_builtin_function_arguments): Likewise.
4954 * c-typeck.c (build_function_call): Call
4955 check_builtin_function_arguments.
4956 * builtins.c (fold_builtin_classify): Remove error reporting code.
4957 (fold_builtin_unordered_cmp): Likewise.
4958 (fold_builtin_1): Likewise.
4959 (fold_builtin_n): Likewise.
4961 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4963 PR tree-optimization/36008
4964 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
4965 the original op1, rather than delta by step.
4967 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
4968 Sebastian Pop <sebastian.pop@amd.com>
4970 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
4971 eliminate_local_variables_stmt, eliminate_local_variables,
4972 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
4973 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
4974 of code delimited by two edges in the CFG.
4975 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
4976 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
4977 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
4978 the case of parallelisation of reductions.
4979 (expr_invariant_in_region_p): New.
4981 * tree-flow.h (gather_blocks_in_sese_region): Declared.
4982 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
4984 2008-04-24 Ira Rosen <irar@il.ibm.com>
4985 Richard Guenther <rguenther@suse.de>
4987 PR tree-optimization/36034
4988 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
4989 incapable of dealing with loads with gaps.
4991 2008-04-24 Rafael Espindola <espindola@google.com>
4993 * tree-flow.h (vrp_evaluate_conditional): Change signature.
4994 * tree-ssa-propagate.c (fold_predicate_in): Update call to
4995 vrp_evaluate_conditional.
4996 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
4997 (vrp_evaluate_conditional): Split the cond argument.
4998 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
4999 (simplify_stmt_for_jump_threading): Update call to
5000 vrp_evaluate_conditional.
5002 2008-04-24 Ira Rosen <irar@il.ibm.com>
5004 PR tree-optimization/35982
5005 * tree-vect-analyze.c (vect_check_interleaving): Check that the
5006 interleaved data-refs are of the same type.
5008 2008-04-24 Danny Smith <dannysmith@users.net>
5010 * c-format.c (check_format_info_main): Use strncmp rather than a
5011 magic prefix to handle multichar length specs.
5012 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
5013 Don't prefix "I64" and "I32" with '\0'.
5015 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5018 * config/i386/i386.c (init_cumulative_args): Don't pass anything
5019 in registers for -m32 only if stdarg_p (fntype).
5021 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
5023 PR rtl-optimization/36006
5024 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
5025 temp to op0 in order to avoid invalid rtx sharing.
5027 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
5029 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
5030 check TREE_INVARIANT.
5031 * tree-gimple.c (is_gimple_address): New.
5032 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
5033 * tree-gimple.h (is_gimple_address): New.
5034 * tree.h (decl_address_invariant_p): New.
5035 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
5036 (build_string): Likewise.
5037 (decl_address_invariant_p): New, from is_gimple_invariant_address.
5038 (tree_invariant_p_1): Likewise.
5039 (save_expr): Use it.
5040 (tree_invariant_p): New.
5041 (skip_simple_arithmetic): Use it.
5042 (stabilize_reference_1): Use it.
5043 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
5045 (build1_stat): Drop code to compute TREE_INVARIANT.
5046 (build2_stat): Drop code to compute TREE_INVARIANT.
5047 (build3_stat): Drop code to compute TREE_INVARIANT.
5048 (build4_stat): Drop code to compute TREE_INVARIANT.
5049 (build5_stat): Drop code to compute TREE_INVARIANT.
5050 (build7_stat): Drop code to compute TREE_INVARIANT.
5051 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
5052 * tree.h (struct tree_base): Remove invariant_flag.
5053 (TREE_INVARIANT): Remove.
5054 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
5055 (fold_builtin_expect): Check TREE_CONSTANT.
5056 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
5057 * c-tree.h (c_expr_to_decl): Drop third parameter.
5058 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
5059 (build_c_cast): Don't set TREE_INVARIANT.
5060 (pop_init_level): Don't set TREE_INVARIANT.
5061 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
5062 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
5064 (gimplify_init_constructor): Don't set TREE_INVARIANT.
5065 (gimplify_addr_expr): Adjust comment.
5066 * tree-mudflap.c (mf_build_string):
5067 * print-tree.c (print_node): Don't print TREE_INVARIANT.
5068 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
5069 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
5070 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
5071 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
5072 * langhooks.h (struct lang_hooks): Drop third parameter from
5075 2008-04-23 Richard Guenther <rguenther@suse.de>
5077 PR tree-optimization/27799
5078 PR tree-optimization/32921
5079 PR tree-optimization/32624
5080 * tree-ssa-structalias.c (merge_smts_into): Only merge the
5081 SMTs aliases and the tag itself into the solution.
5082 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
5083 merge the points-to solution back into the SMT aliases.
5084 (may_alias_p): Use alias_set_subset_of instead of
5085 aliases_conflict_p. A pointer which points to
5086 memory with alias set zero may access any variable.
5088 2008-04-23 Richard Guenther <rguenther@suse.de>
5090 * alias.c (alias_set_subset_of): Correctly handle asking
5091 if zero is a subset of an alias set with zero child.
5092 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
5093 (compute_flow_insensitive_aliasing): Correctly walk all
5094 pointers. Do not unnecessarily union sets.
5096 2008-04-23 Richard Guenther <rguenther@suse.de>
5099 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
5101 2008-04-22 Tomas Bily <tbily@suse.cz>
5103 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
5105 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
5107 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
5108 * tree-ssa-structalias.c (get_constraint_for): Likewise.
5109 * tree-inline.c (estimate_num_insns_1): Likewise.
5110 * varasm.c (const_hash_1, compare_constant, copy_constant)
5111 (compute_reloc_for_constant, output_addressed_constants): Likewise.
5112 * emit-rtl.c (component_ref_for_mem_expr)
5113 (set_mem_attributes_minus_bitpos): Likewise.
5114 * expr.c (highest_pow2_factor, expand_expr_real_1, )
5115 (is_aligning_offset): Likewise.
5116 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
5117 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
5118 * dojump.c (do_jump): Likewise.
5119 * builtins.c (get_pointer_alignment, get_memory_rtx)
5120 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
5121 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
5123 2008-04-23 Jakub Jelinek <jakub@redhat.com>
5125 PR rtl-optimization/36017
5126 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
5127 expanding the library call.
5129 2008-04-22 Ian Lance Taylor <iant@google.com>
5131 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
5134 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
5136 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
5137 of LR/CTR moves for Power6.
5139 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5142 * passes.c (init_optimization_passes): Remove
5143 pass_fast_rtl_byte_dce.
5145 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
5148 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
5149 builtin functions to generate faster code.
5150 (_mm_cvtpu16_ps): Ditto.
5151 (_mm_cvtpi32x2_ps): Ditto.
5153 2008-04-22 Nick Clifton <nickc@redhat.com>
5155 * common.opt (ftree-loop-distribution): Add Optimization
5158 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
5159 (frv_expand_builtin_va_start): Likewise.
5161 * config/arm/arm.c (thumb_find_work_register): Fix location of
5162 argument register count.
5164 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5166 Support scheduling for ColdFire V1 and V3 microarchitecture.
5167 Improve scheduling of multiplication instructions.
5169 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
5170 (mac): New instruction attribute.
5171 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
5172 (m68k_sched_mac): New variable.
5173 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
5174 Handle cfv1 and cfv3.
5175 (max_insn_size): New static variable.
5176 (struct _sched_ib): New type.
5177 (sched_ib): New static variable.
5178 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
5179 to fields of 'struct _sched_ib sched_ib'. Update all uses.
5180 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
5182 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
5183 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
5184 new variables. Update.
5185 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
5186 Add modeling of cfv3 instruction buffer. Update.
5187 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
5188 * config/m68k/m68k.h (TUNE_CFV3): New macro.
5189 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
5190 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
5191 a particular reservation applies to.
5192 (type2): Reorganize attribute values. Rename alu to alu_reg,
5193 alu_l to alu, move_l to omove. Join move to alu. Split mul
5195 (cf_ib_*): Simplify description of instruction buffer.
5196 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
5197 (cf_mem): Split into cf_mem1 and cf_mem2.
5198 (cf_v2_move_??): Rename to cfv12_alu_??.
5199 (cf_v2_move_l_??): Rename to cfv12_omove_??.
5200 (cf_v2_mul_??): Remove reservations.
5201 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
5202 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
5203 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
5205 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
5206 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
5207 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
5208 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
5209 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
5210 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
5211 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
5212 expansions of the above reservations for instructions of sizes
5215 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5217 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
5219 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
5221 * coverage.c: Include tree-pass.h.
5222 (coverage_counter_alloc): Print da_file_name to the dump file.
5224 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
5226 * sbitmap.c (sbitmap_range_empty_p): New function.
5227 * sbitmap.h (sbitmap_range_empty_p): New function.
5228 * bitmap.h: Now includes obstack.h.
5230 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
5231 Kenneth Zadeck <zadeck@naturalbridge.com>
5233 * dbgcnt.def (ra_byte_scan): Added.
5234 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
5235 when the last hit happens for a counter.
5236 * timevar.def (TV_DF_BYTE_LR): New variable.
5237 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
5238 * passes.c (pass_fast_rtl_byte_dce): New pass.
5239 * fwprop.c (update_df): Added mode to call df_ref_create.
5240 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
5241 DF_REF_EXTRACT_OFFSET.
5242 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
5243 DF_BYTE_LR_OUT, df_byte_lr): New macro.
5245 (df_ref_extract): Added mode field.
5246 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
5247 DF_REF_EXTRACT_OFFSET.
5248 (DF_REF_EXTRACT_MODE): New macro.
5249 (df_byte_lr_bb_info): New structure.
5250 (df_print_byte_regset, df_compute_accessed_bytes,
5251 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
5252 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
5253 df_byte_lr_simulate_uses,
5254 df_byte_lr_simulate_artificial_refs_at_top,
5255 df_byte_lr_simulate_artificial_refs_at_end,
5256 df_compute_accessed_bytes): New function.
5257 (df_ref_create): Add parameter.
5258 (df_byte_lr_get_bb_info): New inline function.
5259 * df-scan.c (df_ref_record, df_uses_record,
5260 df_ref_create_structure): Added mode parameter.
5261 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
5262 df_defs_record, df_uses_record, df_get_conditional_uses,
5263 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
5264 df_entry_block_defs_collect, df_exit_block_uses_collect):
5265 Added mode parameter to calls to df_ref_record, df_uses_record,
5266 df_ref_create_structure.
5267 (df_ref_equal_p, df_ref_compare): Added test for modes.
5268 (df_ref_create_structure): Added code to set mode. Renamed
5269 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
5270 DF_REF_EXTRACT_OFFSET.
5271 * df-core.c (df_print_byte_regset): New function.
5272 * df-byte-scan.c: New file.
5273 * df-problems.c (df_rd_transfer_function): Removed unnecessary
5274 calls to BITMAP_FREE.
5275 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
5276 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
5277 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
5278 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
5279 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
5280 df_byte_lr_local_compute, df_byte_lr_init,
5281 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
5282 df_byte_lr_transfer_function, df_byte_lr_free,
5283 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
5284 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
5285 df_byte_lr_simulate_uses,
5286 df_byte_lr_simulate_artificial_refs_at_top,
5287 df_byte_lr_simulate_artificial_refs_at_end): New function.
5288 * dce.c (byte_dce_process_block): New function.
5289 (dce_process_block): au is now passed in rather than computed
5290 locally. Changed loops that look at artificial defs to not look
5291 for conditional or partial ones, because there never are any.
5292 (fast_dce): Now is able to drive byte_dce_process_block or
5293 dce_process_block depending on the kind of dce being done.
5294 (rest_of_handle_fast_dce): Add parameter to fast_dce.
5295 (rest_of_handle_fast_byte_dce): New function.
5296 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
5297 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
5299 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
5302 * gcc.h: Added fortran options that take arguments to
5303 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
5306 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
5308 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
5309 scalarization if on the LHS and not a full access.
5311 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5313 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
5315 2008-04-18 Rafael Espindola <espindola@google.com>
5317 * tree-vrp.c (find_case_label_index): Fix the binary search.
5318 (find_case_label_range): New.
5319 (vrp_visit_switch_stmt): Use find_case_label_range.
5320 (simplify_switch_using_ranges): Use find_case_label_range.
5322 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
5324 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
5325 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
5327 2008-04-18 Tom Tromey <tromey@redhat.com>
5330 * doc/cpp.texi (Implementation-defined behavior): Mention
5333 2008-04-18 Ian Lance Taylor <iant@google.com>
5335 * fold-const.c (pointer_may_wrap_p): New static function.
5336 (fold_comparison): Add another test for pointer overflow. Use
5337 pointer_may_wrap_p to disable some false positives.
5339 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
5341 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
5342 (fname_as_string): Match updated cpp_interpret_string prototype.
5343 (fix_string_type): Support char16_t* and char32_t*.
5344 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
5345 derivative) nodes. Register as builtin if C++0x.
5346 (c_parse_error): Support CPP_CHAR{16,32}.
5347 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
5348 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
5349 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
5350 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
5351 CTI_CHAR32_ARRAY_TYPE>: New elements.
5352 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
5353 char32_type_node, signed_char32_type_node, char16_array_type_node,
5354 char32_array_type_node): New defines.
5355 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
5356 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
5357 (lex_string): Support CPP_STRING{16,32}, match updated
5358 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
5359 (lex_charconst): Support CPP_CHAR{16,32}.
5360 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
5361 and CPP_STRING{16,32}.
5363 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
5366 * aclocal.m4: Regenerate.
5367 * configure: Regenerate.
5369 2008-04-18 Jan Hubicka <jh@suse.cz>
5371 * except.c (dw2_size_of_call_site_table,
5372 sjlj_size_of_call_site_table): Use vector API for call_site_record.
5374 * cgraphbuild.c (build_cgraph_edges): Update.
5375 * tree-pass.h: Update comment.
5376 * final.c (leaf_function_p): Update.
5377 (leaf_renumber_regs): Update.
5378 (rest_of_clean_state): Update.
5379 * omp-low.c (expand_omp_parallel): Update.
5380 * ipa-reference.c (analyze_function): Update.
5381 * reorg.c (find_end_label): Update.
5382 (optimize_skip): Update.
5383 (fill_simple_delay_slots): Update.
5384 (fill_simple_delay_slots): Update.
5385 (make_return_insns): Update.
5386 (dbr_schedule): Update.
5387 * gimple-low.c (record_vars_into): Update.
5388 * cfgbuild.c (make_edges): Update.
5389 * function.c (assign_stack_local): Update.
5390 (assign_parm_adjust_stack_rtl): Update.
5391 (locate_and_pad_parm): Update.
5392 (allocate_struct_function): Do not initialize stack_alignment_needed
5393 and preferred_stack_boundary here.
5394 (stack_protect_prologue): Update.
5395 (stack_protect_epilogue): Update.
5396 (expand_function_start): Initialize stack_alignment_needed,
5397 preferred_stack_boundary and max_jumptable_ents.
5398 (expand_function_end): Update.
5399 (free_after_compilation): Do not NULLify epilogue_delay_list.
5400 * function.h (struct rtl_data): Add stack_protect_guard,
5401 stack_alignment_needed,
5402 preferred_stack_boundary, epilogue_delay_list.
5403 (struct function): Remove value_histograms, stack_alignment_needed,
5404 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
5406 unexpanded_var_list, stack_protect_guard.
5407 (current_function_epilogue_delay_list): Remove.
5408 * ipa-type-escape.c (analyze_function): Update.
5409 * gimplify.c (pop_gimplify_context): Update comment.
5410 * calls.c (expand_call): Update.
5411 (emit_library_call_value_1): Update.
5412 * except.c (set_nothrow_function_flags): Update.
5413 * cfgexpand.c (get_decl_align_unit): Update.
5414 (create_stack_guard): Update.
5415 (estimated_stack_frame_size): Update.
5416 (expand_used_vars): Update.
5417 (tree_expand_cfg): Free histogram earliers, init expansion variables.
5418 * explow.c (allocate_dynamic_stack_space): Update.
5419 * tree-ssa-live.c (remove_unused_locals): Update.
5420 * varasm.c (mark_constant_pool): Update.
5421 * tree-inline.c (remap_decls): Update.
5422 (initialize_cfun): Update.
5423 (declare_return_variable): Update.
5424 (inline_forbidden_p): Update.
5425 (expand_call_inline): Update.
5426 (declare_inline_vars): Update.
5427 (tree_function_versioning): Update.
5428 * tree-flow.h (value_histograms): New.
5429 (VALUE_HISTOGRAMS): New macro.
5430 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
5432 * tree-cfg.c (set_bb_for_stmt): Update.
5433 (replace_by_duplicate_decl): Update.
5434 (move_block_to_fn): Update.
5435 (new_label_mapper): Update.
5436 (dump_function_to_file): Update.
5437 * ipa-struct-reorg.c (build_data_structure): Update.
5438 * cfgrtl.c (print_rtl_with_bb): Update.
5439 * reload1.c (reload): Update.
5441 * config/i386/i386.c (setup_incoming_varargs_64,
5442 ix86_compute_frame_layout): Update.
5443 * config/arc/arc.c (arc_output_function_epilogue): Update.
5445 2008-04-18 Marius Strobl <marius@FreeBSD.org>
5447 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
5448 for FreeBSD as well.
5449 * gthr-posix95.h: Likewise.
5451 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
5453 PR rtl-optimization/35838
5454 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
5455 out the byte offset of the first subreg.
5457 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
5459 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
5460 to split_ti instead of three separate calls with single member arrays.
5461 (subti3 splitter): Ditto.
5462 (adddi3 splitter): Ditto with split_di.
5463 (subdi3 splitter): Ditto.
5464 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
5465 two separate calls with single member arrays. Swap match_dup
5466 operands 1 and 2 to better fit into the array.
5467 (negdi2 splitter): Ditto with split_di.
5468 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
5469 two separate calls with single member arrays. Swap match_dup operands
5470 6 and 7 to better fit into the array.
5472 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
5474 * config/i386/i386.c (sse_builtin_type): New.
5475 (bdesc_sse_args): Likewise.
5476 (bdesc_sse_3arg): Removed.
5477 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5478 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
5479 IX86_BUILTIN_ROUNDPS.
5480 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
5481 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
5482 IX86_BUILTIN_ROUNDPS.
5483 (ix86_expand_sse_4_operands_builtin): Removed.
5484 (ix86_expand_sse_operands_builtin): New.
5485 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
5486 and CODE_FOR_sse4_1_roundps.
5487 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5488 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
5490 2008-04-17 Alan Modra <amodra@bigpond.net.au>
5493 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
5494 regs before frame pop when needed. If use_backchain_to_restore_sp
5495 then load backchain into a temp reg to restore vr and vrsave. Add
5496 code to restore vr after frame pop if possible.
5498 2008-04-17 Richard Guenther <rguenther@suse.de>
5500 * tree-vn.c (expressions_equal_p): Do not check type
5501 equality or compatibility before calling operand_equal_p.
5502 * fold-const.c (operand_equal_p): Check equivalence of
5503 integer constants before bailing out due to signedness or
5504 precision differences.
5505 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
5506 spurious differences in type qualification. Ignore types
5507 for COMPONENT_REFs at all.
5509 2008-04-17 Christian Bruel <christian.bruel@st.com>
5511 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
5512 msw_skip comparison.
5514 2008-04-16 Jakub Jelinek <jakub@redhat.com>
5517 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
5520 PR tree-optimization/35899
5521 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
5522 rather than TREE_OPERAND.
5524 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
5527 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
5528 temporary registers. Change operand predicate to general_operand.
5529 (remainderxf3): Ditto.
5531 2008-04-16 Richard Guenther <rguenther@suse.de>
5533 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
5534 * tree-affine.c (aff_combination_expand): Look through some
5537 2008-04-15 Doug Kwan <dougkwan@google.com>
5539 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
5541 * tree-pretty-print.c (dump_generic_node): Ditto.
5542 * final.c (output_addr_const): Ditto.
5543 * dwarf2out.c (output_cfi): Ditto.
5544 * c-pretty-print.c (pp_c_integer_constant): Ditto.
5545 * print-rtl.c (print_rtx): Ditto.
5546 * print-tree.c (print_node_brief, print_node): Ditto.
5547 * c-common.c (match_case_to_enum_1): Ditto.
5548 * sched-vis.c (print_value): Ditto.
5549 * config/i386/i386.c (print_operand): Cast to long unsigned int
5552 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
5553 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
5554 MS Windows VirtualProtect function.
5556 2008-04-15 Jan Hubicka <jh@suse.cz>
5558 * gengtype.c (write_root): Param_is argument is OK.
5559 * expr.c (expand_expr_real_1): Update call of get_exception_*.
5560 * function.h: Include varray.h
5561 (rtl_eh): New stucture based on except.c one.
5562 (call_site_record): New forward declaration and vector type.
5563 * calls.c (emit_call_1): Do not call
5564 note_current_region_may_contain_throw.
5565 * except.c (eh_status): Remove cur_region, try_region since they are
5567 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
5568 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
5569 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
5570 Remove call_site_data_used, call_site_data_size.
5571 Turn call_site_record into vector in function.h.
5572 (note_current_region_may_contain_throw): Remove.
5573 (get_exception_pointer, get_exception_filter): Do not take struct
5574 function argument; update.
5575 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
5576 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
5577 build_post_landing_pads, dw2_build_landing_pads,
5578 sjlj_assign_call_site_values, sjlj_mark_call_sites,
5579 sjlj_emit_function_enter, sjlj_emit_function_enter,
5580 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
5581 sjlj_build_landing_pads, finish_eh_generation,
5582 remove_exception_handler_label, remove_eh_handler,
5583 maybe_remove_eh_handler, add_reachable_handler,
5584 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
5585 add_action_record, collect_one_action_chain, add_call_site,
5586 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
5587 sjlj_output_call_site_table, output_function_exception_table,
5588 * except.h (note_current_region_may_contain_throw): Remove
5589 (get_exception_pointer, get_exception_filter): Do not take struct
5591 * Makefile.in (GTFILES): Put varargs before struct function.
5593 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
5595 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
5596 punt for STRING_CST.
5597 (get_constraint_for): Deal with STRING_CST here instead.
5599 2008-04-15 Richard Guenther <rguenther@suse.de>
5601 * tree-ssa-propagate.c (substitute_and_fold): Substitute
5602 statements in a basic-block with a backward walk. Do not
5603 substitute into dead statements but instead remove those.
5605 2008-04-15 Richard Guenther <rguenther@suse.de>
5607 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
5608 to zero, thus disable creation of SFTs.
5610 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
5612 * tree-predcom.c (suitable_reference_p): Return false if the
5613 reference can throw.
5615 2008-04-15 Jakub Jelinek <jakub@redhat.com>
5618 * c-decl.c (finish_decl): If extern or static var has variable
5619 size, set TREE_TYPE (decl) to error_mark_node.
5621 2008-04-15 Rafael Espindola <espindola@google.com>
5623 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
5626 2008-04-15 Richard Guenther <rguenther@suse.de>
5628 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
5629 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
5630 (visit_reference_op_load): Do walk vuse-vdef chains on
5631 vn_reference_lookup.
5632 (visit_reference_op_store): But do not here.
5633 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
5634 vn_reference_lookup.
5635 (vn_lookup_with_vuses): But do so here.
5637 2008-04-14 Ian Lance Taylor <iant@google.com>
5639 * fold-const.c (fold_overflow_warning): Remove assertion.
5641 2008-04-15 Ben Elliston <bje@au.ibm.com>
5643 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
5644 temp1 local variables.
5646 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
5649 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
5650 ".text.unlikely" section as executable.
5652 2008-04-14 James E. Wilson <wilson@tuliptree.org>
5654 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5655 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
5656 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
5657 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
5658 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
5659 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
5660 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
5662 2008-04-14 Ian Lance Taylor <iant@google.com>
5664 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
5665 * fold-const.c (fold_comparison): If appropriate, test
5666 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
5667 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
5668 reassociating a pointer type.
5669 * doc/invoke.texi (Optimize Options): Document that
5670 -fstrict-overflow applies to pointer wraparound.
5672 2008-04-13 Jan Hubicka <jh@suse.cz>
5674 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
5676 2008-04-12 Andrew Pinski <pinskia@gmail.com>
5678 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
5679 we are going to "save the world".
5681 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
5683 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
5684 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
5685 operand 0 constraint, not "=".
5687 2008-04-11 James E. Wilson <wilson@tuliptree.org>
5689 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
5691 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
5693 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
5694 of size of positions_needed * CHAR_BIT.
5696 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
5699 * dse.c (store_info): Change positions_needed to unsigned
5701 (lowpart_bitmask): New.
5702 (record_store): Cast to unsigned HOST_WIDE_INT for
5703 positions_needed. Assert width <= size of positions_needed *
5704 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
5705 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
5706 lowpart_bitmask to set mask.
5708 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5710 * config/bfin/constraints.md: New file.
5711 * config/bfin/bfin.md: Include it.
5712 (adddi3): Use satisfies_constraint functions instead of the old macros.
5713 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
5714 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
5715 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
5716 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
5717 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
5718 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
5719 EXTRA_CONSTRAINT): Delete.
5720 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
5721 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
5723 * config/bfin/bfin.c: Include "tm-constrs.h".
5724 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
5725 Use satisfies_constraint functions instead of the old macros.
5726 * doc/md.texi (Blackfin Constraints): Update file name reference.
5728 2008-04-11 Richard Guenther <rguenther@suse.de>
5730 PR tree-optimization/35869
5731 * tree-vrp.c (execute_vrp): Move switch statement update after
5732 jump threading. Schedule another cfg cleanup run.
5734 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
5737 * attribs.c (decl_attributes): Return early on errorneous node.
5739 2008-04-10 Oleg Ryjkov <olegr@google.com>
5741 * tree.h (struct tree_base): Added a new flag default_def_flag.
5742 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
5744 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
5746 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
5748 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5751 * pa.md: Define mode iterator P. Define mode attribute dwc.
5752 (dcacheflush): Update pattern to use iterator P and attribute dwc.
5753 (icacheflush): Likewise.
5754 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
5755 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
5757 2008-04-11 Ben Elliston <bje@au.ibm.com>
5759 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
5761 2008-04-10 Rafael Espindola <espindola@google.com>
5763 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
5764 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
5765 (extract_range_from_expr): The same.
5767 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
5769 * config/mips/mips.md (GPR2): New mode iterator.
5771 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
5772 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
5773 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
5774 Rewrite these to take two modes, the mode of comparison and the
5775 mode of the destination.
5776 * config/mips/mips.c (mips_expand_scc): Instead of having
5777 paradoxical subreg as destination, expand "narrowing" scc if mode
5778 of comparison is SI and target is requested in DI mode.
5779 (mips_emit_int_order_test): Update comment. Make mode of
5780 comparison match CMP0 rather than TARGET. When creating inverse
5781 target use mode of TARGET.
5783 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
5785 * gcov-dump.c (tag_summary): Only print summaries for the first
5786 GCOV_COUNTERS_SUMMABLE counters.
5788 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
5790 * config/i386/i386.md (absneg): New code iterator.
5791 (absnegprefix): New code attribute.
5792 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
5793 patterns using absneg code iterator.
5794 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
5795 using absneg code iterator.
5796 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
5797 *neg<mode>2 patterns using absneg code iterator.
5798 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
5799 *negextendsfdf2 patterns using absneg code iterator.
5800 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
5801 *negextendsfxf2 patterns using absneg code iterator.
5802 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
5803 *negextendsfdf2 patterns using absneg code iterator.
5804 * config/i386/sse.md (<code><mode>2): Macroize expander from
5805 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
5807 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
5809 * config/s390/s390.h: Remove the remains of the recent search
5810 & replace action of current_function_outgoing_args_size.
5812 2008-04-10 Ira Rosen <irar@il.ibm.com>
5814 PR tree-optimization/35821
5815 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
5816 NEW_STMT_LIST is not NULL.
5818 2008-04-09 David Edelsohn <edelsohn@gnu.org>
5821 * toplev.c (process_options): Remove -ffunction-sections debugging
5824 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
5826 PR middle-end/PR28690
5827 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
5828 than gen_rtx_fmt_ee to perform more canonicalizations.
5830 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5833 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
5835 2008-04-09 Richard Guenther <rguenther@suse.de>
5837 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
5838 (dump_function_to_file): Dump function arguments with types.
5840 2008-04-08 Richard Guenther <rguenther@suse.de>
5842 * fold-const.c (fold_widened_comparison): Do not allow
5843 sign-changes that change the result.
5845 2008-04-08 Janis Johnson <janis187@us.ibm.com>
5848 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
5849 kinds of indirect references.
5851 2008-04-08 David Edelsohn <edelsohn@gnu.org>
5853 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
5854 GNU Fortran language string.
5856 2008-04-08 Rafael Espindola <espindola@google.com>
5858 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
5859 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
5860 * tree.h (tree_call_nonnegative_warnv_p): New.
5862 2008-04-08 Jan Hubicka <jh@suse.cz>
5864 * function.c (free_after_compilation): Clear out regno_reg_rtx
5867 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
5870 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
5872 PR middle-end/PR28690
5873 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
5874 same precedence as REG_POINTER and MEM_POINTER operands.
5876 2008-04-08 Richard Guenther <rguenther@suse.de>
5879 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
5880 for adding index to base.
5882 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
5884 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
5885 (MINGW_ENABLE_EXECUTE_STACK): New.
5886 (IN_LIBGCC2): For libgcc include windows.h file for
5887 function declarations.
5889 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
5891 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
5892 and tem2 if tem1 is not a REG or MULT.
5894 2008-04-08 Jan Hubicka <jh@suse.cz>
5896 * function.h (incomming_args): Break out of struct function.
5897 (function_subsections): Break out of struct function.
5898 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
5899 return_rtx and hard_reg_initial_vals from struct function.
5900 Kill inl_max_label_num.
5901 (current_function_pops_args, current_function_args_info,
5902 current_function_args_size, current_function_args_size,
5903 current_function_pretend_args_size,
5904 current_function_outgoing_args_size,
5905 current_function_internal_arg_pointer, current_function_return_rtx):
5906 Kill compatibility accestor macros.
5907 * builtins.c (expand_builtin_apply_args_1): Update.
5908 (expand_builtin_next_arg): Update.
5909 * df-scan.c (df_get_call_refs): Update.
5910 * dbxout.c (dbxout_function_end): Update.
5911 * dwarf2out.c (dwarf2out_switch_text_section): Update.
5912 (output_line_info): Update.
5913 (secname_for_decl): Update.
5914 (dwarf2out_var_location): Update.
5915 * function.c (free_after_compilation): Update.
5916 (assign_parm_find_stack_rtl): Update.
5917 (assign_parms): Update.
5918 (expand_dummy_function_end): Update.
5919 (expand_function_end): Update.
5920 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
5921 (expand_call): Update.
5922 (emit_library_call_value_1): Update.
5923 (store_one_arg): Update.
5924 * varasm.c (initialize_cold_section_name): Update.
5925 (unlikely_text_section): Update.
5926 (unlikely_text_section_p): Update.
5927 (assemble_start_function): Update.
5928 (assemble_end_function): Update.
5929 (default_section_type_flags): Update.
5930 (switch_to_section): Update.
5931 * integrate.c (set_decl_abstract_flags): Update.
5932 (get_hard_reg_initial_val): Update.
5933 (has_hard_reg_initial_val): Update.
5934 (allocate_initial_values): Update.
5935 * resource.c (init_resource_info): Update.
5936 * config/alpha/alpha.c (NUM_ARGS): Update.
5937 (direct_return): Update.
5938 (alpha_va_start): Update.
5939 (alpha_sa_size): Update.
5940 (alpha_initial_elimination_offset): Update.
5941 (alpha_expand_prologue): Update.
5942 (alpha_start_function): Update.
5943 (alpha_expand_epilogue): Update.
5944 (unicosmk_initial_elimination_offset):
5945 * config/alpha/alpha.md (call expander): Update.
5946 * config/s390/s390.c (s390_register_info): Update.
5947 (s390_register_info): Update.
5948 (s390_frame_info): Update.
5949 (s390_initial_elimination_offset): Update.
5950 (s390_build_builtin_va_list): Update.
5951 (s390_va_start): Update.
5952 * config/spu/spu.c (direct_return): Update.
5953 (spu_expand_prologue): Update.
5954 (spu_initial_elimination_offset): Update.
5955 (spu_build_builtin_va_list): Update.
5956 (spu_va_start): Update.
5957 * config/sparc/sparc.c (sparc_init_modes): Update.
5958 (sparc_compute_frame_size): Update.
5959 (function_value): Update.
5960 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
5961 * config/i386/i386.md (return expander): Update.
5962 * config/i386/i386.c (ix86_va_start): Update.
5963 (ix86_can_use_return_insn_p): Update.
5964 (ix86_compute_frame_layout): Update.
5965 (ix86_expand_epilogue): Update.
5966 * config/sh/sh.c (output_stack_adjust): Update.
5967 (calc_live_regs): Update.
5968 (sh_expand_prologue): Update.
5969 (sh_builtin_saveregs): Update.
5970 (sh_va_start): Update.
5971 (initial_elimination_offset): Update.
5972 (sh_allocate_initial_value): Update.
5973 (sh_function_ok_for_sibcall): Update.
5974 (sh_get_pr_initial_val): Update.
5975 * config/sh/sh.md (return expander): Update.
5976 * config/avr/avr.c (frame_pointer_required_p): UPdate.
5977 * config/crx/crx.c (crx_compute_frame): UPdate.
5978 (crx_initial_elimination_offset): UPdate.
5979 * config/xtensa/xtensa.c (compute_frame_size): Update
5980 (xtensa_builtin_saveregs): Update.
5981 (xtensa_va_start): Update.
5982 (order_regs_for_local_alloc): Update.
5983 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
5984 (xstormy16_expand_builtin_va_start): Update.
5985 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
5986 * config/m68hc11/m68hc11.md (return expanders): Update.
5987 * config/m68hc11/m68hc11.c (expand_prologue): Update.
5988 (expand_epilogue): Update.
5989 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
5990 (cris_simple_epilogue): Update.
5991 (cris_expand_prologue): Update.
5992 (cris_expand_epilogue): Update.
5993 * config/iq2000/iq2000.c (iq2000_va_start): Update.
5994 (compute_frame_size): Update.
5995 * config/mt/mt.c (mt_compute_frame_size): Update.
5996 * config/mn10300/mn10300.c (expand_prologue): Update.
5997 (expand_epilogue): Update.
5998 (initial_offset): Update.
5999 (mn10300_builtin_saveregs):
6000 * config/mn10300/mn10300.md (return expander): Update.
6001 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
6002 (ia64_initial_elimination_offset): Update.
6003 (ia64_initial_elimination_offset): Update.
6004 (ia64_expand_prologue): Update.
6005 * config/m68k/m68k.md (return expander): Update.
6006 * config/rs6000/rs6000.c (rs6000_va_start): Update.
6007 (rs6000_stack_info): Update.
6008 * config/mcore/mcore.c (layout_mcore_frame): Update.
6009 (mcore_expand_prolog): Update.
6010 * config/arc/arc.c (arc_compute_frame_size): Update.
6011 * config/score/score3.c (score3_compute_frame_size): Update.
6012 * config/score/score7.c (score7_compute_frame_size): Update.
6013 * config/arm/arm.c (use_return_insn): Update.
6014 (thumb_find_work_register): Update.
6015 (arm_compute_save_reg_mask): Update.
6016 (arm_output_function_prologue): Update.
6017 (arm_output_epilogue): Update.
6018 (arm_size_return_regs): Update.
6019 (arm_get_frame_offsets): Update.
6020 (arm_expand_prologue): Update.
6021 (thumb_exit): Update.
6022 (thumb_unexpanded_epilogue): Update.
6023 (thumb1_output_function_prologue): Update.
6024 * config/pa/pa.md (return expander): Update.
6025 * config/pa/pa.c (compute_frame_size): Update.
6026 (hppa_builtin_saveregs): Update.
6027 * config/mips/mips.c (mips_va_start): Update.
6028 (mips16_build_function_stub): Update.
6029 (mips_compute_frame_info): Update.
6030 (mips_restore_gp): Update.
6031 (mips_output_function_prologue): Update.
6032 (mips_expand_prologue): Update.
6033 * config/v850/v850.c (compute_frame_size): Update.
6034 (expand_prologue): * config/mmix/mmix.c (along): update.
6035 (mmix_initial_elimination_offset): update.
6036 (mmix_reorg): update.
6037 (mmix_use_simple_return): update.
6038 (mmix_expand_prologue): update.
6039 (mmix_expand_epilogue): Update.
6040 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
6041 (emit_link_insn): Update.
6043 2008-04-08 Anatoly Sokolov <aesok@post.ru>
6045 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
6046 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
6048 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
6051 2008-04-07 Jan Hubicka <jh@suse.cz>
6053 * function.h (rtl): Rename to x_rtl.
6055 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
6056 frame_offset, stack_check_probe_note, arg_pointer_save_area,
6057 used_temp_slots avail_temp_slots, temp_slot_level,
6058 nonlocal_goto_handler_labels): Update accesstors.
6059 (rtl): New global variable.
6060 (struct function): Move some fileds to rtl_data.
6061 (get_arg_pointer_save_area): Update prototype.
6062 * builtins.c (expand_builtin_setjmp_receiver): Update call of
6063 get_arg_pointer_save_area.
6064 * expr.c (init_expr): Update
6065 * function.c (get_frame_size): Update
6066 (assign_stack_local): Update
6067 (expand_function_end): Update.
6068 (get_art_pointer_save_area): Update
6070 * emit-rtl.c (rtl): Declare.
6071 (regno_reg_rtx): Declare.
6072 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
6074 (gen_reg_rtx): Update.
6075 * varasm.c (n_deferred_constatns): Update accestor.
6076 (init_varasm_status): Do not allocate varasm_status.
6077 (force_const_mem, get_pool_size, output_constant_pool): Update.
6078 * stmt.c (force_label_rtx): Do not use x_ prefixes.
6079 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
6080 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
6081 * sparc/sparc.h (INIT_EXPANDERS): Update.
6082 * ia64/ia64.h (INIT_EXPANDERS): Update.
6084 2008-04-07 James E. Wilson <wilson@tuliptree.org>
6086 * reload.c (push_secondary_reload): Add missing break to for loop.
6088 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
6090 PR middle-end/PR28690
6091 * rtlanal.c: Update copyright years.
6092 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
6093 as REG_POINTER and MEM_POINTER operands.
6094 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
6095 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
6096 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
6097 * gcse.c: Update copyright years.
6098 (pre_delete): Call gen_reg_rtx_and_attrs.
6099 (hoist_code): Likewise.
6100 (build_store_vectors): Likewise.
6101 (delete_store): Likewise.
6102 * loop-invariant.c (move_invariant_reg): Likewise.
6103 Update copyright years.
6105 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
6107 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
6108 control string instead of quoted.
6110 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
6112 * doc/rtl.texi: Rewrite of subreg section.
6114 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
6117 * config/i386/i386.c (legitimize_pic_address): Add treating
6118 of dllimport SYM_REF's.
6119 (legitimize_dllimport_symbol): Add prototype.
6121 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
6123 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
6124 reference in constructor with non self-referential type.
6126 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
6128 Removal of Return with Depressed Stack Pointer support
6129 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
6130 (ECF_SP_DEPRESSED): Likewise.
6131 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
6132 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
6133 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6134 (expand_call): Do not test ECF_SP_DEPRESSED.
6135 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6136 * function.c (keep_stack_depressed): Delete.
6137 (handle_epilogue_set): Likewise.
6138 (update_epilogue_consts): Likewise.
6139 (emit_equiv_load): Likewise.
6140 (thread_prologue_and_epilogue_insns): Remove support for Return with
6141 Depressed Stack Pointer.
6142 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6144 2008-04-06 Richard Guenther <rguenther@suse.de>
6146 PR tree-optimization/35400
6147 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
6148 information from SSA_NAMEs.
6150 2008-04-06 Anatoly Sokolov <aesok@post.ru>
6152 * config/avr/avr.h (avr_mega_p): Remove declaration.
6153 (AVR_MEGA): Remove macro.
6154 * config/avr/avr.c (avr_mega_p): Remove variable.
6155 (avr_override_options): Remove inicializion of avr_mega_p.
6156 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
6157 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
6158 (avr_jump_mode): (Ditto.).
6159 (avr_output_progmem_section_asm_op): (Ditto.).
6160 (avr_asm_init_sections): (Ditto.).
6161 (avr_asm_init_sections): (Ditto.).
6162 (avr_rtx_costs): (Ditto.).
6163 * config/avr/avr.md: (Ditto.).
6164 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
6167 2008-04-06 Richard Guenther <rguenther@suse.de>
6169 PR tree-optimization/35842
6170 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
6171 is_gimple_invariant_address.
6173 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6175 * gcc.c (default_compilers): Sync Fortran extensions list with
6176 that in fortran/lang-specs.h.
6177 * doc/invoke.texi: Likewise.
6178 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
6179 * dwarf2out.c (gen_compile_unit_die): Likewise.
6181 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
6183 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
6185 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
6188 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
6189 attribute is used for nested functions.
6191 2008-04-05 Jan Hubicka <jh@suse.cz>
6193 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
6195 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
6197 (dump_files): Update.
6198 (enable_rtl_dump_file): Do not accept letter argument.
6199 * tree-pass.h (dump_file_info): Remove letter argument.
6200 * toplev.c (decode_d_option): Update -da handling.
6201 * toplev.h (enable_rtl_dump_file): Update prototype.
6202 * passes.c (register_one_dump_file): Do not accept IPA argument; work
6203 it out based on pass type.
6204 (register_dump_files_1): Likewise.
6205 (init_optimization_passes): Update register_one_dump_file calls.
6206 (execute_one_pass): Sanity check that IPA passes are called at IPA
6207 level and RTL passes at RTL level.
6208 (execute_pass_list): IPA pass can not be after or subpass of
6210 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
6211 disallov RTL subpasses of IPA subpasses.
6213 2008-04-05 Ben Elliston <bje@au.ibm.com>
6215 * tree-cfg.c (need_fake_edge_p): Return false for calls to
6216 builtins that return exactly once and do not throw. Cache call to
6219 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
6221 PR rtl-optimization/34916
6223 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
6224 between instruction pairs.
6226 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
6228 * doc/invoke.texi: Document -mbitops for SH.
6229 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
6230 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
6231 * config/sh/sh.c (print_operand): Add %t operand code.
6232 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
6233 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
6234 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
6235 (extendqihi2): Likewise.
6236 (movqi_i): Likewise.
6237 (insv): Use bset, bclr and bst instructions for SH2A if possible.
6238 (extv): Use bld instruction for SH2A if possible.
6240 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
6241 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
6242 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
6243 (bset.b, bclr.b): Define peepholes.
6244 * config/sh/sh.opt (mbitops): New option.
6246 2008-04-04 Janis Johnson <janis187@us.ibm.com>
6249 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
6250 and view convert expression.
6252 2008-04-04 Jakub Jelinek <jakub@redhat.com>
6255 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
6257 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
6259 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
6261 * config/i386/cpuid.h (bit_AES): New.
6262 (bit_PCLMUL): Likewise.
6264 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
6265 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
6266 SSE2 if AES or PCLMUL is enabled.
6267 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
6268 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
6269 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
6270 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
6271 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
6272 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
6273 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
6274 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
6275 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
6276 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
6277 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
6278 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
6279 __builtin_ia32_aeskeygenassist128 and
6280 __builtin_ia32_pclmulqdq128.
6281 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
6282 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
6283 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
6285 * config/i386/i386.h (TARGET_AES): New.
6286 (TARGET_PCLMUL): Likewise.
6287 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
6289 * config/i386/i386.md (UNSPEC_AESENC): New.
6290 (UNSPEC_AESENCLAST): Likewise.
6291 (UNSPEC_AESDEC): Likewise.
6292 (UNSPEC_AESDECLAST): Likewise.
6293 (UNSPEC_AESIMC): Likewise.
6294 (UNSPEC_AESKEYGENASSIST): Likewise.
6295 (UNSPEC_PCLMUL): Likewise.
6297 * config/i386/i386.opt (maes): New.
6298 (mpclmul): Likewise.
6300 * config/i386/sse.md (aesenc): New pattern.
6301 (aesenclast): Likewise.
6303 (aesdeclast): Likewise.
6305 (aeskeygenassist): Likewise.
6306 (pclmulqdq): Likewise.
6308 * config/i386/wmmintrin.h: New.
6310 * doc/extend.texi: Document AES and PCLMUL built-in function.
6312 * doc/invoke.texi: Document -maes and -mpclmul.
6314 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
6316 * function.c (free_after_parsing): Replace with
6317 cxx_push_function_context from C++ front-end.
6318 (allocate_struct_function): Don't call langhook.
6319 * langhooks.h (struct lang_hooks_for_functions): Delete.
6320 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
6322 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
6323 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
6324 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
6325 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
6326 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
6327 remove LANG_HOOKS_FUNCTION_INITIALIZER.
6328 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
6330 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
6331 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
6333 2008-04-04 Jakub Jelinek <jakub@redhat.com>
6336 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
6339 2008-04-04 Richard Guenther <rguenther@suse.de>
6342 * fold-const.c (optimize_minmax_comparison): Use the correct
6343 type for the constant in the simplified comparison.
6345 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
6347 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
6348 Pass L2 size as "--param l2-cache-size" to the compiler.
6349 (decode_l2_cache): New function to decode L2 cache parameters using
6350 0x8000006 extended cpuid function.
6351 (detect_caches_amd): Determine parameters of L2 cache using
6352 decode_l2_caches function.
6353 (decode_caches_intel): Decode L2 cache parameters.
6354 (detect_caches_intel): Determine L2 cache parameters using
6355 decode_caches_intel and decode_l2_caches functions.
6357 2008-04-03 Bob Wilson <bob.wilson@acm.org>
6359 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
6360 secondary input reload for subword loads from the constant pool.
6362 2008-04-03 Janis Johnson <janis187@us.ibm.com>
6365 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
6366 constants of the appropriate size for runtime calculations.
6369 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
6370 decimal-float literal constant zero.
6372 2008-04-03 Jakub Jelinek <jakub@redhat.com>
6375 * c-parser.c (c_parser_omp_atomic): Call
6376 default_function_array_conversion on the RHS.
6379 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
6380 call is_variable_sized if decl has incomplete type.
6382 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
6384 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
6386 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
6388 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
6390 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
6391 (sgt<u>): Merge sgt and sgtu into new expander.
6392 (sgt, sgtu): Remove expanders.
6393 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
6394 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
6395 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
6396 *sgtu_<mode>_mips16 into new pattern.
6397 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
6398 (sge<u>): Merge sge and sgeu into new expander.
6399 (sge, sgeu): Remove expanders.
6400 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
6402 (*sge_<mode>, second *sge_<mode>): Remove patterns.
6403 (slt<u>): Merge slt and sltu into new expander.
6404 (slt, sltu): Remove expanders.
6405 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
6406 (*slt_<mode>, *sltu_<mode>): Remove patterns.
6407 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
6408 *sltu_<mode>_mips16 into new pattern.
6409 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
6410 (sle<u>): Merge sle and sleu into new expander.
6411 (sle, sleu): Remove expanders.
6412 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
6413 (*sle_<mode>, *sleu_<mode>): Remove patterns.
6414 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
6415 *sleu_<mode>_mips16 into new pattern.
6416 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
6418 2008-04-03 Jan Hubicka <jh@suse.cz>
6420 PR tree-optimization/35795
6421 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
6422 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6423 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6424 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6425 * score/score3.c (score3_output_mi_thunk): Likewise.
6426 * score/score7.c (score7_output_mi_thunk): Likewise.
6427 * mips/mips.c (mips_output_mi_thunk): Likewise.
6429 2008-04-03 Richard Guenther <rguenther@suse.de>
6431 * tree-vrp.c (extract_range_from_unary_expr): Handle all
6432 conversions. Simplify code.
6434 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
6436 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
6438 2008-04-03 Tom Tromey <tromey@redhat.com>
6439 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6441 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
6442 * config/bfin/t-bfin-linux (generated_files): Add
6443 linux-sysroot-suffix.h.
6444 * doc/install.texi (Prerequisites): Require make 3.80.
6445 * doc/sourcebuild.texi (Front End Directory): Document new
6447 * Makefile.in (generated_files): New variable.
6448 (ALL_HOST_OBJS): New variable.
6449 ($(ALL_HOST_OBJS)): New target.
6451 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6453 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
6454 (remap_block): Call id->transform_lang_insert_block instead
6456 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
6457 Set id.transform_lang_insert_block to NULL.
6458 (clone_body): Move to cp/optimize.c
6459 * tree-inline.h (struct copy_body_data): Change
6460 transform_lang_insert_block to function pointer.
6461 (copy_generic_body, copy_decl_no_change): Export.
6462 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
6463 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
6464 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
6466 * c-tree.h (insert_block): Kill.
6467 * c-decl.c (insert_block): Kill.
6469 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6471 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6472 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6473 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
6475 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
6476 argument, call {push,pop}_function_context from here.
6477 * c-parser.c: Use c_{push,pop}_function_context.
6479 * function.c (push_function_context_to): Move meat ...
6480 (push_function_context): ... here. Simplify.
6481 * function.c (pop_function_context_from): Move meat ...
6482 (pop_function_context): ... here. Simplify.
6483 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
6485 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6486 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6487 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
6488 * tree.h (push_function_context_to, pop_function_context_from): Remove.
6490 2008-04-03 Ben Elliston <bje@au.ibm.com>
6492 * expmed.c (extract_force_align_mem_bit_field): Remove.
6494 2008-04-03 Richard Guenther <rguenther@suse.de>
6497 * expr.h (try_casesi): Adjust prototype.
6498 * expr.c (try_casesi): Take fallback label as extra parameter.
6499 Use that for gen_casesi if default_label is NULL.
6500 * stmt.c (expand_case): Pass fallback label to try_casesi,
6501 make sure to fill gaps with a fallback label if default_label
6504 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
6507 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
6509 2008-04-03 Ben Elliston <bje@au.ibm.com>
6511 * expmed.c (extract_split_bit_field): Remove if (0) code.
6512 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
6513 (do_ds_constraint): Likewise.
6515 2008-04-02 Joseph Myers <joseph@codesourcery.com>
6517 * doc/cppopts.texi (-dU): Document.
6518 * c-common.h (flag_dump_macros): Update comment.
6519 * c-opts.c (handle_OPT_d): Handle -dU.
6520 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
6521 dump_queued_macros, cb_used_define, cb_used_undef): New.
6522 (init_pp_output): Handle -dU.
6523 (cb_line_change): Call dump_queued_macros.
6524 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
6526 2008-04-02 Anatoly Sokolov <aesok@post.ru>
6528 * config/avr/predicates.md (io_address_operand): New predicate.
6529 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
6530 * config/avr/avr.c (avr_io_address_p): Remove function.
6531 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
6532 'avr_io_address_p' function.
6533 (out_movhi_r_mr): (Ditto.).
6534 (out_movqi_mr_r): (Ditto.).
6535 (out_movhi_mr_r): (Ditto.).
6536 (avr_address_cost): (Ditto.).
6538 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
6540 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
6541 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
6542 in 32bit mode when XMM registers are available to avoid store
6544 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
6545 corresponding post-reload splitters.
6547 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6549 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
6550 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
6551 __builtin_ia32_roundss.
6552 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
6553 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
6554 __builtin_ia32_roundss.
6555 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
6556 IX86_BUILTIN_SHUFPD here.
6558 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6560 * config/i386/i386.md (plogic): New.
6561 (plogicprefix): Likewise.
6563 * config/i386/mmx.md (mmx_<code><mode>3): New.
6564 (mmx_and<mode>3): Removed.
6565 (mmx_ior<mode>3): Likewise.
6566 (mmx_xor<mode>3): Likewise.
6568 * config/i386/sse.md (<code><mode>3): New.
6569 (*<code><mode>3): Likewise.
6570 (*<code><mode>3): Likewise.
6571 (<code><mode>3): Likewise.
6572 (*sse_<code><mode>3): Likewise.
6573 (*sse2_<code><mode>3): Likewise.
6574 (<code>tf3): Likewise.
6575 (*<code>tf3): Likewise.
6576 (and<mode>3): Likewise.
6577 (*and<mode>3): Likewise.
6578 (ior<mode>3): Removed.
6579 (*ior<mode>3): Likewise.
6580 (xor<mode>3): Likewise.
6581 (*xor<mode>3): Likewise.
6582 (*and<mode>3): Likewise.
6583 (*ior<mode>3): Likewise.
6584 (*xor<mode>3): Likewise.
6585 (and<mode>3): Likewise.
6586 (*sse_and<mode>3): Likewise.
6587 (*sse2_and<mode>3): Likewise.
6589 (*andtf3): Likewise.
6590 (ior<mode>3): Likewise.
6591 (*sse_ior<mode>3): Likewise.
6592 (*sse2_ior<mode>3): Likewise.
6594 (*iortf3): Likewise.
6595 (xor<mode>3): Likewise.
6596 (*sse_xor<mode>3): Likewise.
6597 (*sse2_xor<mode>3): Likewise.
6599 (*xortf3): Likewise.
6601 2008-04-02 Richard Guenther <rguenther@suse.de>
6603 PR tree-optimization/14495
6604 PR tree-optimization/34793
6605 * tree-vrp.c (struct switch_update): New structure.
6606 (to_remove_edges, to_update_switch_stmts): New VECs.
6607 (simplify_switch_using_ranges): New function. Remove not taken
6608 case labels and edges.
6609 (simplify_stmt_using_ranges): Call it.
6610 (identify_jump_threads): Mark edges we have queued for removal
6611 so we don't thread them.
6612 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
6614 * tree-cfg.c (group_case_labels): Deal with missing default label.
6615 (tree_verify_flow_info): Allow missing default label.
6616 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
6617 (emit_case_nodes): Likewise.
6618 (expand_case): Do not rely on the default label to be present.
6619 * expr.c (try_casesi): Deal with NULL default_label.
6620 (do_tablejump): Likewise.
6622 2008-04-02 Richard Guenther <rguenther@suse.de>
6624 PR tree-optimization/14495
6625 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
6626 SWITCH_EXPR here ...
6627 (vrp_visit_switch_stmt): ... but here (new function).
6628 (find_case_label_index): New helper function.
6629 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
6631 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6633 * fwprop.c: Fix ISO-C99ism.
6635 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6638 * Makefile.in (objdir): Set it here.
6639 * configure.ac: Not here. Find dynamic linker characteristics.
6640 * exec-tool.in: Use them.
6641 * aclocal.m4: Regenerate.
6642 * configure: Regenerate.
6644 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6646 * expr.c (expand_var): Delete it.
6647 * expr.h (expand_var): Delete prototype.
6648 * function.c (expand_function_start): Use expand_decl instead.
6649 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
6652 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
6654 PR rtl-optimization/35542
6655 * fwprop.c (forward_propagate_and_simplify): Replace
6656 loc_reg_mentioned_in_p with reg_mentioned_p.
6658 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6660 PR rtl-optimization/35281
6661 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
6662 (propagate_rtx_1): Handle PR_HANDLE_MEM.
6663 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
6664 (varying_mem_p): Move above propagate_rtx.
6665 (all_uses_available_at): Do not check MEMs.
6667 2008-04-02 Rafael Espindola <espindola@google.com>
6669 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
6670 (register_edge_assert_for_2): Split the cond argument.
6671 (register_edge_assert_for_1): Adjust for the change in
6672 register_edge_assert_for_2.
6673 (register_edge_assert_for): Split the cond argument.
6674 (find_switch_asserts): Adjust for the change in
6675 register_edge_assert_for.
6677 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
6679 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
6680 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
6681 offsets for 64-bit mingw.
6682 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
6683 abi for x86_64-pc-mingw.
6685 2008-04-02 Richard Guenther <rguenther@suse.de>
6687 * tree-vrp.c (extract_range_from_assert): Make sure to not
6688 produce range min/max with TREE_OVERFOW set.
6689 If merging a anti-range and a range keep the anti-range if
6690 the range covers all values of the type.
6691 (register_edge_assert_for_2): Only allow sign-changing
6692 conversions in detecting canonical range checks. Also
6693 register an assert for the unsigned name if useful.
6695 PR tree-optimization/35787
6696 * tree-vrp.c (vrp_val_max): New function.
6697 (vrp_val_min): Likewise.
6698 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
6699 (vrp_val_is_min): Likewise.
6700 (supports_overflow_infinity): Use vrp_val_{min,max}.
6701 (negative_overflow_infinity): Likewise.
6702 (positive_overflow_infinity): Likewise.
6703 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
6704 (is_positive_overflow_infinity): Likewise.
6705 (is_overflow_infinity): Likewise.
6706 (avoid_overflow_infinity): Use vrp_val_{min,max} and
6707 vrp_val_is_{min,max}.
6708 (set_and_canonicalize_value_range): Canonicalize anti-ranges
6709 to ranges if possible. Avoid empty ranges.
6711 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6714 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
6715 the expression is a function address.
6717 2008-04-01 George Helffrich <george@gcc.gnu.org>
6719 PR fortran/35154, fortran/23057
6720 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
6721 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
6722 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
6723 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
6725 (dbxout_syms): Check for COMMON-based symbol and wrap in
6726 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
6727 in bracket for efficiency.
6729 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
6730 using DW_TAG_common_block + member offset.
6731 (add_pubname_string): New function.
6732 (dw_expand_expr): New function to find block name and offset for
6734 (common_check): New function to check whether symbol in Fortran COMMON.
6735 (gen_variable_die): If COMMON, use DW_TAG_common_block.
6737 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
6740 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
6742 2008-04-02 Ben Elliston <bje@au.ibm.com>
6744 * config/v850/v850.md (casesi): Remove if (0) code.
6745 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6746 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
6748 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
6750 * config/i386/i386.md (rex64suffix): New mode attribute.
6751 (floathi<mode>2): Disable expander for SSE math.
6752 (*floathi<mode>2_1): New insn insn_and_split pattern.
6753 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
6754 corresponding post-reload splitters.
6755 (*floathi<mode>2_i387): New macroized insn pattern.
6756 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
6757 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
6758 insn_and_split pattern.
6759 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
6760 New macroized instruction patterns and corresponding post-reload
6762 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
6763 and corresponding post-reload splitters.
6764 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
6765 New macroized instruction patterns.
6766 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
6767 macroized instruction patterns and corresponding post-reload splitters.
6768 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
6769 corresponding post-reload splitters.
6770 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
6771 New macroized instruction patterns.
6772 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
6773 corresponding post-reload splitters.
6774 (*floatsi<mode>2_i387): New macroized instruction patterns.
6776 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
6778 * config/i386/i386.md (smaxmin): New.
6779 (umaxmin): Likewise.
6780 (maxminiprefix): Likewise.
6781 (maxminfprefix): Likewise.
6782 (<code><mode>3): Likewise.
6783 (smin<mode>3): Removed.
6784 (smax<mode>3): Likewise.
6786 * config/i386/mmx.md (mmx_<code>v2sf3): New.
6787 (mmx_<code>v4hi3): Likewise.
6788 (mmx_<code>v8qi3): Likewise.
6789 (mmx_smaxv2sf3): Removed.
6790 (mmx_sminv2sf3): Likewise.
6791 (mmx_umaxv8qi3): Likewise.
6792 (mmx_smaxv4hi3): Likewise.
6793 (mmx_uminv8qi3): Likewise.
6794 (mmx_sminv4hi3): Likewise.
6796 * config/i386/sse.md (<addsub><mode>3): New.
6797 (*<addsub><mode>3): Likewise.
6798 (<sse>_vm<addsub><mode>3): Likewise.
6799 (<maxmin><mode>3): Likewise.
6800 (*<maxmin><mode>3_finite): Likewise.
6801 (*<maxmin><mode>3): Likewise.
6802 (<sse>_vm<maxmin><mode>3): Likewise.
6803 (sse3_h<addsub>v4sf3): Likewise.
6804 (sse3_h<addsub>v2df3): Likewise.
6805 (<maxmin>v16qi3): Likewise.
6806 (*<maxmin>v16qi3): Likewise.
6807 (<maxmin>v8hi3): Likewise.
6808 (*<maxmin>v8hi3): Likewise.
6809 (*sse4_1_<maxmin><mode>3): Likewise.
6810 (*sse4_1_<maxmin><mode>3): Likewise.
6811 (add<mode>3): Removed.
6812 (*add<mode>3): Likewise.
6813 (<sse>_vmadd<mode>3): Likewise.
6814 (sub<mode>3): Likewise.
6815 (*sub<mode>3): Likewise.
6816 (<sse>_vmsub<mode>3): Likewise.
6817 (smin<mode>3): Likewise.
6818 (*smin<mode>3_finite): Likewise.
6819 (*smin<mode>3): Likewise.
6820 (<sse>_vmsmin<mode>3): Likewise.
6821 (smax<mode>3): Likewise.
6822 (*smax<mode>3_finite): Likewise.
6823 (*smax<mode>3): Likewise.
6824 (<sse>_vmsmax<mode>3): Likewise.
6825 (sse3_haddv4sf3): Likewise.
6826 (sse3_haddv2df3): Likewise.
6827 (sse3_hsubv4sf3): Likewise.
6828 (sse3_hsubv2df3): Likewise.
6829 (umaxv16qi3): Likewise.
6830 (*umaxv16qi3): Likewise.
6831 (smaxv8hi3): Likewise.
6832 (*smaxv8hi3): Likewise.
6833 (*sse4_1_smax<mode>3): Likewise.
6834 (*sse4_1_umax<mode>3): Likewise.
6835 (uminv16qi3): Likewise.
6836 (*uminv16qi3): Likewise.
6837 (sminv8hi3): Likewise.
6838 (*sminv8hi3): Likewise.
6839 (*sse4_1_smin<mode>3): Likewise.
6840 (*sse4_1_umin<mode>3): Likewise.
6842 2008-04-01 Rafael Espindola <espindola@google.com>
6844 * tree-cfg.c (verify_expr): remove in_phi.
6845 (verify_stmt): Don't call walk_tree with verify_expr. Use
6846 is_gimple_min_invariant instead of is_gimple_val.
6848 2008-04-01 Joseph Myers <joseph@codesourcery.com>
6850 * doc/include/gpl_v3.texi: Update for manpage generation.
6851 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
6853 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
6854 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
6855 gpl_v3.texi instead of gpl.texi.
6858 2008-04-01 Jakub Jelinek <jakub@redhat.com>
6861 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
6863 2008-04-01 Rafael Espindola <espindola@google.com>
6865 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
6866 (extract_code_and_val_from_cond): Use
6867 extract_code_and_val_from_cond_with_ops.
6869 2008-04-01 Jan Hubicka <jh@suse.cz>
6871 * function.c (free_after_compilation): Free epilogue_delay_list.
6872 (prepare_function_start): Assert that previous compilation was freed.
6874 2008-04-01 Jan Hubicka <jh@suse.cz>
6875 Jim Wilson <wilson@tuliptree.org>
6876 Andreas Tobler <andreast@gcc.gnu.org>
6879 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
6880 rtl.emit instead cfun->emit.
6881 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
6882 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
6884 2008-04-01 Ben Elliston <bje@au.ibm.com>
6886 * doc/c-tree.texi (Function Basics): Fix grammatical error.
6888 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
6890 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
6892 (fprofile-use): Add var flag_profile_use
6893 * coverage.c (coverage_begin_output): Do not open a gcno file for
6894 output only if -ftest-coverage is set.
6895 Do not add getpwd() to gcda file path.
6896 (build_gcov_info): Check the new flag
6897 flag_profile_datafile_relative_path.
6898 (coverage_init): Use profile_data_prefix.
6899 Read profile counter only if flag_profile_use is set.
6900 * opts.c (common_handle_option): New option fprofile-use=,
6901 fprofile-dir=, fprofile-generate=.
6902 * toplev.c (profile_data_prefix): New variable definition.
6903 * toplev.h (profile_data_prefix): New declaration.
6904 * doc/invoke.tex (Option Summary, Optimization Options):
6907 2008-03-31 James E. Wilson <wilson@tuliptree.org>
6909 * varasm.c (output_constant_pool_1): In LABEL_REF check,
6910 use tmp consistently.
6913 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
6914 * config/ia64/ia64.c (rtx_needs_barrier): Handle
6915 UNSPEC_FR_RECIP_APPROX_RES.
6916 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
6918 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
6921 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
6923 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6926 * fold-const.c (fold_indirect_ref_1): Support accessing non first
6927 element of the vector via a pointer.
6929 2008-03-31 Ian Lance Taylor <iant@google.com>
6931 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
6933 2008-03-31 Jan Hubicka <jh@suse.cz>
6935 * builtins.c (expand_builtin_setjmp_receiver): Update call of
6936 get_arg_pointer_save_area.
6937 * expr.c (init_expr): Just clear out rtl.expr.
6938 * function.c (free_after_compilation): Clear out whole RTL structure.
6939 (get_func_frame_size): Merge into ...
6940 (get_frame_size): ... this one.
6941 (assign_stack_local_1): Merge into ...
6942 (assign_stack_local): ... this one.
6943 (expand_function_end): Update call of get_arg_pointer_save_area.
6944 (get_art_pointer_save_area): Remove cfun argument.
6945 * function.h (emit_status): regno_pointer_align does not need length
6946 attribute. Move x_regno_reg_rtx to ...
6947 (regno_reg_rtx): ... new global array.
6948 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
6949 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
6950 apply_args_value, forced_labels, stack_pointer_delta):
6952 (struct varasm_status): Move here from varasm.c
6953 (struct rtl_data): New. Move here some fields from struct function.
6954 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
6955 frame_offset, stack_check_probe_note, arg_pointer_save_area,
6956 used_temp_slots avail_temp_slots, temp_slot_level,
6957 nonlocal_goto_handler_labels): Update accesstors.
6958 (rtl): New global variable.
6959 (struct function): Move some fileds to rtl_data.
6960 (get_arg_pointer_save_area): Update prototype.
6961 * emit-rtl.c (rtl): Declare.
6962 (regno_reg_rtx): Declare.
6963 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
6965 (gen_reg_rtx): Update.
6966 (init_virtual_regs): Do not tate emit_status argument.
6967 (init_emit): Do not allocate emit.
6968 * varasm.c (varasm_statuc): Move to function.h.
6969 (n_deferred_constatns): Update accestor.
6970 (init_varasm_status): Do not allocate varasm_status.
6971 (force_const_mem, get_pool_size, output_constant_pool): Update.
6972 * stmt.c (force_label_rtx): Do not use x_ prefixes.
6973 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
6975 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
6977 PR rtl-optimization/35729
6978 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
6981 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
6984 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
6985 load/store if memory is unaligned.
6986 (*movti_rex64): Likewise.
6988 * config/i386/predicates.md (misaligned_operand): New.
6990 2008-03-31 Andrew Pinski <pinskia@gmail.com>
6993 * tree-ssa-phiopt.c (conditional_replacement): Return early for
6996 2008-03-31 Jan Beulich <jbeulich@novell.com>
6998 * config/ia64/constraints.md: Add 'j' constraint.
6999 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
7000 (movdi_internal): Likewise.
7002 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
7005 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
7007 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
7010 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
7011 proper error message for the third argument on blendpd and
7014 * config/i386/sse.md (blendbits): New.
7015 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
7017 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
7019 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
7021 2008-03-30 Richard Guenther <rguenther@suse.de>
7024 * fold-const.c (fold_sign_changed_comparison): Do leave
7025 conversions to base-types alone.
7027 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
7029 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
7030 the link register if one altivec register is be saved.
7032 2008-03-30 Ben Elliston <bje@au.ibm.com>
7034 * final.c (final_scan_insn): Remove if (0) code.
7036 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
7038 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
7040 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
7042 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
7043 of V4SFmode to ix86_binary_operator_ok.
7045 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
7047 * config/i386/i386.c (override_options): Initialize
7048 ix86_veclib_handler to ix86_veclibabi_svml when
7049 -mveclibabi=svml is used.
7050 (ix86_veclibabi_svml): New function for SVML ABI style
7051 vectorization support.
7052 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
7054 2008-03-28 Rafael Espindola <espindola@google.com>
7056 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
7057 (tree_binary_nonnegative_warnv_p): Make it public.
7058 (tree_single_nonnegative_warnv_p): Make it public.
7059 (tree_invalid_nonnegative_warnv_p): Make it public.
7060 (tree_unary_nonzero_warnv_p): Make it public.
7061 (tree_binary_nonzero_warnv_p): Make it public
7062 (tree_single_nonzero_warnv_p): Make it public.
7063 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
7064 (extract_range_from_binary_expr): Split the expr argument.
7065 (extract_range_from_unary_expr): Split the expr argument.
7066 (extract_range_from_comparison): Split the expr argument.
7067 (extract_range_from_expr): Use the new aux functions.
7068 (vrp_evaluate_conditional_warnv): Use
7069 vrp_evaluate_conditional_warnv_with_ops.
7070 * tree.h (tree_unary_nonzero_warnv_p): Declare.
7071 (tree_binary_nonzero_warnv_p): Declare.
7072 (tree_single_nonzero_warnv_p): Declare.
7073 (tree_expr_nonzero_warnv_p): Declare.
7074 (tree_unary_nonnegative_warnv_p): Declare.
7075 (tree_binary_nonnegative_warnv_p): Declare.
7076 (tree_single_nonnegative_warnv_p): Declare.
7077 (tree_invalid_nonnegative_warnv_p): Declare.
7079 2008-03-28 Richard Guenther <rguenther@suse.de>
7081 PR tree-optimization/30317
7082 PR tree-optimization/30911
7083 PR tree-optimization/34793
7084 * tree-vrp.c (set_and_canonicalize_value_range): New function.
7085 (struct assert_locus_d): New member EXPR.
7086 (register_new_assert_for): Add EXPR parameter to support
7087 ASSERT_EXPR <name, expr OP limit>.
7088 (register_edge_assert_for_1): Adjust callers.
7089 (find_assert_locations): Likewise.
7090 (process_assert_insertions_for): Build condition from expression.
7091 (extract_range_from_assert): Handle ASSERT_EXPRs
7092 of the form ASSERT_EXPR <name, expr OP limit>.
7093 (register_edge_assert_for_2): New helper registering
7094 asserts for comparisons. Recognize range tests of the form
7095 (unsigned)i - CST1 OP CST2.
7096 (register_edge_assert_for_1): Use it.
7097 (register_edge_assert_for): Likewise.
7098 (needs_overflow_infinity): Integer sub-types
7099 do not need overflow infinities.
7100 (vrp_val_is_max): The extreme values of integer sub-types
7101 are those of the base type.
7102 (vrp_val_is_min): Likewise.
7103 * tree.def (ASSERT_EXPR): Document extra allowed conditional
7106 2008-03-28 Nick Clifton <nickc@redhat.com>
7109 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
7110 Return GENERAL_REGS for stack adjustment reloads.
7112 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7115 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
7116 const_vector when all the vectors are constant.
7118 2008-03-27 Bob Wilson <bob.wilson@acm.org>
7120 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
7122 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
7123 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
7125 (s<code>_sf): Use new scc_sf attribute for opcode names.
7127 2008-03-27 Tom Tromey <tromey@redhat.com>
7129 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
7130 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
7131 config/spu/t-spu-elf, config/i386/t-interix,
7132 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
7133 config/i386/x-darwin, config/i386/x-mingw32,
7134 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
7135 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
7136 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
7137 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
7138 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
7139 config/rs6000/x-darwin, config/rs6000/t-rs6000,
7140 config/score/t-score-elf, config/arm/t-strongarm-pe,
7141 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
7142 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
7143 Revert automatic dependency patch.
7145 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
7148 * config/i386/i386.c (ix86_function_arg_boundary): Align
7149 decimal floating point to its natural boundary.
7151 2008-03-27 Richard Guenther <rguenther@suse.de>
7154 * fold-const.c (fold_comparison): Restrict distinct decl
7155 comparison folding to VAR_DECLs and PARM_DECLs. Do not
7156 solely rely on operand_equal_p.
7158 2008-03-27 Richard Guenther <rguenther@suse.de>
7161 * c-common.c (handle_weak_attribute): Reject combination of
7164 2008-03-27 Richard Guenther <rguenther@suse.de>
7166 PR tree-optimization/32810
7167 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
7168 conversions from DECL_INITIAL.
7169 (fold_const_aggregate_ref): Likewise from constructor elements.
7171 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
7173 * tree-affine.h (aff_combination_expand): Declare.
7174 (get_inner_reference_aff): Likewise.
7175 * tree-affine.c (aff_combination_expand): Split out from
7176 tree_to_aff_combination_expand.
7177 (get_inner_reference_aff): New function.
7178 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
7179 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
7180 (struct lim_aux_data): sm_done field removed.
7181 (mem_ref_loc_p, mem_ref_locs_p): New types.
7182 (struct mem_ref): Added id, stored, accesses_in_loop,
7183 indep_loop, dep_loop, indep_ref, dep_ref fields.
7184 Removed is_stored, locs and next fields.
7185 (memory_accesses): New variable.
7186 (movement_possibility): Do not allow moving statements
7187 that store to memory.
7188 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
7190 (determine_max_movement): For statements with memory references,
7191 find the outermost loop in that the reference is independent.
7192 (move_computations_stmt): Mark the virtual operands for renaming.
7193 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
7194 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
7195 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
7196 add_vop_ref_mapping, create_vop_ref_mapping_loop,
7197 create_vop_ref_mapping, analyze_memory_references,
7198 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
7199 get_all_locs_in_loop, ref_always_accessed_p,
7200 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
7201 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
7202 store_motion_loop, store_motion): New functions.
7203 (struct vop_to_refs_elt): New type.
7204 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
7205 memref_hash, memref_eq, hoist_memory_references): Rewritten.
7206 (schedule_sm): Replaced by...
7207 (execute_sm): ... this.
7208 (determine_lsm_ref, hoist_memory_references,
7209 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
7210 find_more_ref_vops, free_mem_ref, free_mem_refs,
7211 determine_lsm_loop, determine_lsm): Removed.
7212 (tree_ssa_lim_finalize): Free data structures used by store motion.
7213 (tree_ssa_lim): Call analyze_memory_references. Use
7214 store_motion instead of determine_lsm.
7216 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
7218 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
7219 rename tmake_file to m68hc11/t-m68hc11.
7220 (mcore): Set inhibit_libc to true.
7221 * config.host (alpha*-dec-*vms*): Set extra_programs.
7222 (interix3*): Don't use host_xmake_file.
7223 * configure.ac: Let config.gcc override inhibit_libc.
7224 * configure: Regenerate.
7226 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
7227 * config/t-openbsd-thread: Remove commented out lines.
7229 * config/x-interix: Remove.
7231 * config/m68hc11/t-m68hc11-gas: Rename to...
7232 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
7234 * config/mcore/t-mcore: Remove T_CFLAGS.
7235 * config/mcore/t-mcore-pe: Likewise.
7237 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
7239 * configure.ac: Replace custom __GNU_SOURCE test with
7240 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
7241 * aclocal.m4: Regenerate.
7242 * configure: Regenerate.
7243 * config.in: Regenerate.
7245 2008-03-27 Richard Guenther <rguenther@suse.de>
7247 * fold-const.c (target.h): Include.
7248 (fold_comparison): Fold comparison of addresses of decls
7249 that bind locally or of constants. Consolidate address folding code.
7250 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
7251 results from fold_binary_to_constant.
7252 (compare_values_warnv): Likewise.
7254 2008-03-27 Andrew Pinski <pinskia@gmail.com>
7257 * fold-const.c (fold_truthop): Check for integeral types when folding
7258 a == 0 && b == 0 and a != 0 || b != 0 .
7260 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
7262 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
7264 2008-03-26 Andreas Schwab <schwab@suse.de>
7266 * doc/invoke.texi: Fix use of @item vs. @itemx.
7268 2008-03-26 Tom Tromey <tromey@redhat.com>
7270 * Makefile.in (build/gensupport.o, build/print-rtl.o,
7271 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
7272 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
7273 build/gencodes.o, build/genconditions.o, build/genconfig.o,
7274 build/genconstants.o, build/genemit.o, build/genextract.o,
7275 build/genflags.o, build/genmddeps.o, build/genopinit.o,
7276 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
7279 2008-03-26 Richard Guenther <rguenther@suse.de>
7282 2008-03-26 Richard Guenther <rguenther@suse.de>
7284 * fold-const.c (target.h): Include.
7285 (fold_comparison): Fold comparison of addresses of two decls
7286 that bind locally. Consolidate address folding code.
7288 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7290 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
7291 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
7292 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
7293 dconstsqrt2, dconstthird, dconste and/or dconst10.
7294 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
7295 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
7296 dconstsqrt2, dconste): Delete.
7297 (init_emit_once): Likewise. Simplify initializing dconstm1.
7299 * real.c (get_real_const): New.
7300 * real.h (dconst3, dconst10, dconstm2, dconstthird,
7301 dconstsqrt2, dconste): Delete.
7302 (real_value_const, get_real_const): New.
7304 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
7306 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
7308 * config/i386/i386.c (ix86_function_arg_boundary): Check
7309 BIGGEST_ALIGNMENT instead of 128.
7310 (setup_incoming_varargs_64): Likewise.
7312 2008-03-26 Tom Tromey <tromey@redhat.com>
7314 * Makefile.in (DEPFILES): Add missing '/'.
7316 2008-03-26 Richard Guenther <rguenther@suse.de>
7318 * fold-const.c (target.h): Include.
7319 (fold_comparison): Fold comparison of addresses of two decls
7320 that bind locally. Consolidate address folding code.
7322 2008-03-26 Nick Clifton <nickc@redhat.com>
7325 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
7326 not allow INT+INT as a legitimate addressing mode.
7328 2008-03-26 Richard Guenther <rguenther@suse.de>
7330 * tree-flow.h (widen_bitfield): Remove declaration.
7331 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
7332 (widen_bitfield): Remove function.
7333 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
7336 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7339 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
7342 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
7344 PR rtl-optimization/35232
7345 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
7346 (forget_old_reloads_1, forget_marked_reloads): Don't clear
7347 reg_reloaded_call_part_clobbered here.
7348 (reload_regs_reach_end_p): New function.
7349 (reload_reg_rtx_for_input): New variable.
7350 (reload_reg_rtx_for_output): Likewise.
7351 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
7352 when reassigning a pseudo register. Load reloadreg from
7353 reload_reg_rtx_for_input, moving the mode and register
7355 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
7356 instead of the original when deciding whether an input reload
7357 would be a no-op or whether an output reload can be deleted.
7358 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
7359 when setting up new_spill_reg_store. Load it from
7360 reload_reg_rtx_for_output, moving the mode and register
7362 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
7363 instead of the original when deciding whether an output reload
7364 would be a no-op. Do the same when modifying insn notes.
7365 Use rtx_equal_p instead of == to compare the registers.
7366 (inherit_piecemeal_p): Take a mode and two register numbers
7368 (emit_reload_insns): Clear new_spill_reg_store for every hard
7369 register in the reload register. Remove spill registers
7370 from reg_reloaded_valid before considering whether to record
7371 inheritance information for them. Use reload_reg_rtx_for_output
7372 instead of reg_rtx when recording output reloads. Use
7373 reload_reg_rtx_for_input instead of reg_rtx when recording
7374 input reloads. Set or clear reg_reloaded_call_part_clobbered
7375 at the same time as setting reg_reloaded_valid.
7376 (delete_output_reload): Add a new_reload_reg parameter and use it
7377 instead of rld[j].reg_rtx.
7378 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
7381 2008-03-25 Tom Tromey <tromey@redhat.com>
7383 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
7384 (build/genattr.o): Likewise.
7385 (build/genattrtab.o): Likewise.
7386 (build/gencodes.o): Likewise.
7387 (build/genconfig.o): Likewise.
7388 (build/genconstants.o): Likewise.
7389 (build/genemit.o): Likewise.
7390 (build/genextract.o): Likewise.
7391 (build/genflags.o): Likewise.
7393 2008-03-25 Bob Wilson <bob.wilson@acm.org>
7395 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
7396 instead of size_int for integer types.
7397 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
7398 to match type of MINUS_EXPR.
7400 2008-03-25 Tom Tromey <tromey@redhat.com>
7402 * configure: Rebuilt.
7403 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
7406 2008-03-25 Tom Tromey <tromey@redhat.com>
7408 * config/x-solaris (host-solaris.o): Update.
7409 * config/x-linux (host-linux.o): Update.
7410 * config/x-hpux (host-hpux.o): Update.
7411 * config/x-darwin (host-darwin.o): Update.
7412 * config/v850/t-v850e (v850-c.o): Update.
7413 * config/v850/t-v850 (v850-c.o): Update.
7414 * config/t-vxworks (vxworks.o): Update.
7415 * config/t-sol2 (sol2-c.o, sol2.o): Update.
7416 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
7417 * config/spu/t-spu-elf (spu-c.o): Update.
7419 * config/sh/t-symbian (sh-c.o): Update.
7420 (symbian.o): Update.
7421 * config/sh/t-sh (sh-c.o): Update.
7422 * config/score/t-score-elf (score7.o, score3.o): Update.
7423 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
7424 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
7425 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
7426 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
7428 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
7429 * config/m32c/t-m32c (m32c-pragma.o): Update.
7430 * config/ia64/t-ia64 (ia64-c.o): Update.
7431 * config/i386/x-mingw32 (host-mingw32.o): Update.
7432 * config/i386/x-i386 (driver-i386.o): Update.
7433 * config/i386/x-darwin (host-i386-darwin.o): Update.
7434 * config/i386/x-cygwin (host-cygwin.o): Update.
7435 * config/i386/t-nwld (nwld.o): Update.
7436 * config/i386/t-netware (netware.o): Update.
7437 * config/i386/t-interix (winnt.o): Update.
7438 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
7439 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
7440 msformat-c.o): Update.
7441 * config/bfin/t-bfin-linux (generated_files): Add
7442 linux-sysroot-suffix.h.
7443 * config/arm/t-wince-pe (pe.o): Update.
7444 * config/arm/t-strongarm-pe (pe.o): Update.
7445 * config/arm/t-pe (pe.o): Update.
7446 * config/arm/t-arm (arm-c.o): Update.
7447 * doc/install.texi (Prerequisites): Require make 3.80.
7448 * Makefile.in: Remove .o targets.
7449 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
7450 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
7451 (simple_generated_h, simple_generated_c): Move earlier.
7452 (generated_files): New variable.
7453 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
7454 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
7455 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
7456 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
7457 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
7458 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
7459 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
7460 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
7461 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
7462 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
7463 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
7464 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
7466 (COMPILE.base, COMPILE): New variables.
7467 (%.o): New pattern rule.
7468 (ALL_HOST_OBJS): New variable.
7469 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
7470 (dummy-checksum.o, cc1-checksum.o): Remove.
7471 (DRIVER_SHLIB): New variable.
7472 (DRIVER_DEFINES): Use it.
7473 (gencondmd.c): Move out of build/.
7474 (s-conditions): Update.
7475 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
7476 (ALL_BUILD_OBJS): Likewise.
7477 (build/%.o): Use BUILDCOMPILE.
7478 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
7479 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
7480 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
7481 build/gencheck.o, build/gencodes.o, build/genconditions.o,
7482 build/genconfig.o, build/genconstants.o, build/genemit.o,
7483 build/genextract.o, build/genflags.o, build/genmddeps.o,
7484 build/genopinit.o, build/genoutput.o, build/genpeep.o,
7485 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
7486 build/gen-protos.o, build/scan.o, build/fix-header.o,
7487 build/scan-decls.o): Simplify.
7488 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
7489 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
7490 prefix.o, toplev.o): Reduce to variable setting.
7491 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
7492 ($(out_object_file), gcc-options.o): New targets.
7493 ($(ALL_HOST_OBJS)): New target. Include dependency files.
7494 * configure: Rebuilt.
7495 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
7496 * doc/sourcebuild.texi (Front End Directory): Document new variable.
7498 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
7500 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
7501 complain when we hit an error, return ERROR_MARK_NODE.
7503 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7505 * config/sh/constraints.md (Pso, Psz): New constraints.
7506 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
7507 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
7509 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7511 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
7512 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
7514 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7516 * config/sh/sh.md (prefetch): Add condition for SH2A target.
7517 (prefetch_sh2a): New.
7519 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7520 Naveen.H.S <naveen.hs@kpitcummins.com>
7522 * config/sh/constraints.md (I28): New constraint.
7523 * config/sh/sh.c (broken_move): Add support for movi20s.
7524 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
7526 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
7527 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7528 Naveen.H.S <naveen.hs@kpitcummins.com>
7530 * config/sh/sh.c (SH_ATTRIBUTES): Define.
7531 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
7532 (print_operand): Handle resbank in %@ operand code.
7533 (sh_encode_section_info): New.
7534 (push_regs): Add conditions for resbank.
7535 (sh_expand_epilogue): Likewise.
7536 (sh_insert_attributes): Likewise.
7537 (sh_attribute_table): Likewise.
7538 (sh_handle_resbank_handler_attribute): New.
7539 (sh2a_handle_function_vector_handler_attribute): New.
7540 (sh2a_is_function_vector_call): New.
7541 (sh2a_get_function_vector_number): New.
7542 (sh2a_function_vector_p): New.
7543 (sh_cfun_resbank_handler_p): New.
7544 * config/sh/sh.md (calli): Emit jsr/n if possible.
7545 (calli_tbr_rel): New.
7546 (calli_pcrel): Emit jsr/n if possible.
7547 (return_i): Emit rts/n if possible.
7548 (call_valuei_tbr_rel): New.
7549 (call_valuei_pcrel): Add condition for SH2A target.
7550 (call_value): Likewise.
7551 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
7552 (sh2a_get_function_vector_number): Likewise.
7553 (sh2a_is_function_vector_call): Likewise.
7554 * doc/extend.texi: Document TBR relative addressing of SH2A.
7555 (resbank): Add description for SH2A.
7557 2008-03-24 Richard Guenther <rguenther@suse.de>
7560 * gimplify.c (gimplify_modify_expr): For frontend type-correct
7561 pointer assignments change conversions according to middle-end rules.
7562 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
7563 * configure.ac: Include type checking in yes.
7564 * configure: Regenerate.
7566 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7568 * diagnostic.c (diagnostic_count_diagnostic): Delete.
7569 (diagnostic_report_diagnostic): Update. Handle ICEs here.
7571 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
7573 * gthr-vxworks.h (UNUSED): Define.
7575 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
7577 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
7579 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
7581 * doc/extend.texi (Function Attributes): Add missing comma in the
7582 example of the "alloc_size" attribute.
7584 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
7587 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7589 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7592 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7595 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7596 of the underlying type of a MS bitfield layout to the natural
7597 alignment of the type.
7599 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7601 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7602 to their natural alignment to avoid store forwarding stalls.
7604 2008-03-22 Richard Guenther <rguenther@suse.de>
7606 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
7607 For PHI nodes verify the address is invariant.
7608 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
7609 (get_symbol_constant_value): Use is_gimple_min_invariant.
7610 (maybe_fold_stmt_indirect): Likewise.
7612 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
7614 PR rtl-optimization/33927
7615 * Makefile.in (dse.o): Depend on $(TM_P_H).
7616 * expr.h (extract_low_bits): Declare.
7617 * expmed.c (extract_low_bits): New function.
7618 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
7619 * dse.c: Include tm_p.h.
7620 (find_shift_sequence): Remove the read_reg argument and return the
7621 read value. Emit the instructions instead of returning them.
7622 Iterate on new_mode rather than calculating it each time.
7623 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
7624 source to NEW_MODE and extract_low_bits to convert the shifted
7626 (replace_read): Allow the load and store to have different mode
7627 classes. Use extract_low_bits when SHIFT == 0. Create the shift
7628 or extraction instructions before trying the replacement. Update
7629 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
7631 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7633 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7634 to their natural alignment to avoid store forwarding stalls.
7636 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7639 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
7640 encouraging but not allowing gprs for input;
7641 change the input constraint to !f#r.
7642 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
7644 change the output constraint to !f#r.
7646 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
7649 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
7650 corresponding post-reload splitters.
7651 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
7652 when x87 FP math is selected.
7653 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
7654 New function prototype.
7655 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
7656 unreachable function to ease macroization of insn patterns.
7658 2008-03-21 Martin Jambor <mjambor@suse.cz>
7660 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
7661 reference dumps if ddr is NULL or dependence is unknown.
7663 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
7665 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
7666 unsigned extension into account.
7667 (ATOMIC_COMPARE_AND_SWAP): Likewise.
7668 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
7669 Do computations on a scratch register.
7671 2008-03-21 Richard Guenther <rguenther@suse.de>
7673 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7674 Use is_gimple_min_invariant instead of TREE_INVARIANT.
7675 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
7676 * tree-ssa-dom.c (record_equality): Likewise.
7677 * tree-inline.c (copy_body_r): Likewise.
7678 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
7681 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
7683 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
7684 as 'delete_unused' argument.
7686 2008-03-20 Richard Guenther <rguenther@suse.de>
7688 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
7689 special casing of constant qualifiers.
7690 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
7691 care about them in general.
7692 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
7693 regardless of their type.
7694 (fold_stmt_r): Forcefully fold *& if we end up with that.
7696 2008-03-20 Paul Brook <paul@codesourcery.com>
7698 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
7699 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
7701 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
7703 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
7704 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
7706 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
7708 * common.opt (Wmudflap): New option.
7709 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
7710 (mx_register_decls): Likewise.
7711 (mudflap_finish_file): Likewise.
7712 * doc/invoke.texi: Document -Wno-mudflap.
7714 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
7716 * c-format.c (replace_format_name_to_system_name): New.
7718 (convert_format_name_to_system_name): New.
7719 (decode_format_attr): Add use of convert_format_name_to_system_name.
7720 (format_types_orig): Add gnu_ prefix to names.
7721 (check_format_info_main): Special treating of \0 escaped names for
7722 supporting multi-character format specifiers as I32, I64.
7723 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
7724 (gnu_target_overrides_format_attributes): New.
7725 * c-format.h: Add structure target_ovr_attr to hold
7726 system specific formatter names.
7727 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
7728 msformat-c.o file to c_target_objs and cxx_target_objs.
7729 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7730 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
7731 (TARGET_N_FORMAT_TYPES): New.
7732 * config/i386/msformat-c.c: New.
7733 * config/i386/t-cygming: Add build rule for msformat-c.o.
7734 * doc/extend.texi: Add new format names gnu_* and ms_* and
7736 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7738 2008-03-20 Ira Rosen <irar@il.ibm.com>
7740 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
7741 optimizations turned on under -O3.
7742 (ftree-vectorize): Add that the flag is turned on with -O3.
7744 2008-03-20 Ben Elliston <bje@au.ibm.com>
7746 * regmove.c (try_auto_increment): Fix spelling error in comment.
7747 * final.c (final_scan_insn): Likewise.
7749 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
7752 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
7753 allocator preferences for "y" and "r" class registers.
7754 ("*mov<mode>_internal"): Ditto.
7755 ("*movv2sf_internal_rex64"): Ditto.
7756 ("*movv2sf_internal"): Ditto.
7758 2008-03-19 Michael Matz <matz@suse.de>
7761 * calls.c (expand_call): Check overlap of arguments with call
7762 address for sibcalls.
7764 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7767 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7768 of the underlying type of a MS bitfield layout to the natural
7769 alignment of the type.
7771 2008-03-19 Jan Hubicka <jh@suse.cz>
7774 * toplev.c (decode_d_option): Handle all CPP flags.
7775 * tree-vrp.c: Update tree_pass descriptors.
7776 * regrename.c: Update tree_pass descriptors.
7777 * fwprop.c: Update tree_pass descriptors.
7778 * doc/invoke.texi: Remove documentation of dropped -d? flags.
7779 * tree-into-ssa.c: Update tree_pass descriptors.
7780 * tree-dump.c: Update tree_pass descriptors.
7781 * tree-complex.c: Update tree_pass descriptors.
7782 * tree-dump.h: Update tree_pass descriptors.
7783 * see.c: Update tree_pass descriptors.
7784 * cgraphbuild.c: Update tree_pass descriptors.
7785 * tracer.c: Update tree_pass descriptors.
7786 * tree-loop-distribution.c: Update tree_pass descriptors.
7787 * cgraph.c: Update tree_pass descriptors.
7788 * postreload-gcse.c: Update tree_pass descriptors.
7789 * postreload.c: Update tree_pass descriptors.
7790 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
7791 * tree-tailcall.c: Update tree_pass descriptors.
7792 * tree-pass.h (tree_opt_pass): Rename to ...
7793 (opt_pass) ... this one; add "type" field and remove letter field.
7794 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
7795 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
7796 all_lowering_passes): Update declaration.
7797 * ipa-cp.c: Update tree_pass descriptors.
7798 * final.c: Update tree_pass descriptors.
7799 * omp-low.c: Update tree_pass descriptors.
7800 * tree-ssa-dse.c: Update tree_pass descriptors.
7801 * ipa-reference.c: Update tree_pass descriptors.
7802 * tree-ssa-uncprop.c: Update tree_pass descriptors.
7803 * auto-inc-dec.c: Update tree_pass descriptors.
7804 * reorg.c: Update tree_pass descriptors.
7805 * cgraphunit.c: Update tree_pass descriptors.
7806 * tree-ssa-copyrename.c: Update tree_pass descriptors.
7807 * tree-ssa-ccp.c: Update tree_pass descriptors.
7808 * df-core.c: Update tree_pass descriptors.
7809 * mode-switching.c: Update tree_pass descriptors.
7810 * tree-nomudflap.c: Update tree_pass descriptors.
7811 * modulo-sched.c: Update tree_pass descriptors.
7812 * ipa-pure-const.c: Update tree_pass descriptors.
7813 * cse.c: Update tree_pass descriptors.
7814 * web.c: Update tree_pass descriptors.
7815 * tree-stdarg.c: Update tree_pass descriptors.
7816 * tree-ssa-math-opts.c: Update tree_pass descriptors.
7817 * tree-ssa-dom.c: Update tree_pass descriptors.
7818 * tree-nrv.c: Update tree_pass descriptors.
7819 * tree-ssa-alias.c: Update tree_pass descriptors.
7820 * loop-init.c: Update tree_pass descriptors.
7821 * gimple-low.c: Update tree_pass descriptors.
7822 * ipa-inline.c: Update tree_pass descriptors.
7823 * tree-ssa-sink.c: Update tree_pass descriptors.
7824 * global.c: Update tree_pass descriptors.
7825 * ifcvt.c: Update tree_pass descriptors.
7826 * jump.c: Update tree_pass descriptors.
7827 * predict.c: Update tree_pass descriptors.
7828 * tree-ssa-loop.c: Update tree_pass descriptors.
7829 * recog.c: Update tree_pass descriptors.
7830 * dse.c: Update tree_pass descriptors.
7831 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
7832 * tree-eh.c: Update tree_pass descriptors.
7833 * regmove.c: Update tree_pass descriptors.
7835 * function.c: Update tree_pass descriptors.
7836 * tree-vectorizer.c: Update tree_pass descriptors.
7837 * gcse.c: Update tree_pass descriptors.
7838 * ipa-type-escape.c: Update tree_pass descriptors.
7839 * tree-if-conv.c: Update tree_pass descriptors.
7840 * init-regs.c: Update tree_pass descriptors.
7841 * ipa.c: Update tree_pass descriptors.
7842 * tree-ssa-phiopt.c: Update tree_pass descriptors.
7843 * rtl-factoring.c: Update tree_pass descriptors.
7844 * lower-subreg.c: Update tree_pass descriptors.
7845 * bt-load.c: Update tree_pass descriptors.
7846 * tree-dfa.c: Update tree_pass descriptors.
7847 * except.c: Update tree_pass descriptors.
7848 * emit-rtl.c: Update tree_pass descriptors.
7849 * cfgexpand.c: Update tree_pass descriptors.
7850 * tree-cfgcleanup.c: Update tree_pass descriptors.
7851 * cfgcleanup.c: Update tree_pass descriptors.
7852 * tree-ssa-pre.c: Update tree_pass descriptors.
7853 * tree-sra.c: Update tree_pass descriptors.
7854 * tree-mudflap.c: Update tree_pass descriptors.
7855 * tree-ssa-copy.c: Update tree_pass descriptors.
7856 * cfglayout.c: Update tree_pass descriptors.
7857 * tree-ssa-forwprop.c: Update tree_pass descriptors.
7858 * tree-ssa-dce.c: Update tree_pass descriptors.
7859 * tree-ssa.c: Update tree_pass descriptors.
7860 * regclass.c: Update tree_pass descriptors.
7861 * integrate.c: Update tree_pass descriptors.
7862 * tree-optimize.c: Update tree_pass descriptors.
7863 * tree-ssa-phiprop.c: Update tree_pass descriptors.
7864 * tree-object-size.c: Update tree_pass descriptors.
7865 * combine.c: Update tree_pass descriptors.
7866 * tree-outof-ssa.c: Update tree_pass descriptors.
7867 * bb-reorder.c: Update tree_pass descriptors.
7868 * stack-ptr-mod.c: Update tree_pass descriptors.
7869 * var-tracking.c: Update tree_pass descriptors.
7870 * tree-profile.c: Update tree_pass descriptors.
7871 * tree-vect-generic.c: Update tree_pass descriptors.
7872 * reg-stack.c: Update tree_pass descriptors.
7873 * sched-rgn.c: Update tree_pass descriptors.
7874 * tree-ssa-structalias.c: Update tree_pass descriptors.
7875 * tree-cfg.c: Update tree_pass descriptors.
7876 * passes.c (current_pass): Update declaration.
7877 (finish_optimization_passes): Update.
7878 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
7879 (register_one_dump_file, register_dump_files_1, next_pass_1):
7881 (init_optimization_passes): Update handling of new types.
7882 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
7883 * ipa-struct-reorg.c: Update tree_pass descriptors.
7884 * tree-ssa-reassoc.c: Update tree_pass descriptors.
7885 * combine-stack-adj.c: Update tree_pass descriptors.
7886 * cfgrtl.c: Update tree_pass descriptors.
7887 * dce.c: Update tree_pass descriptors.
7888 * tree-ssanames.c: Update tree_pass descriptors.
7890 2008-03-19 Richard Guenther <rguenther@suse.de>
7893 * tree-ssa.c (walk_data): New structure.
7894 (warn_uninitialized_var): If not always_executed warn with "maybe"
7896 (execute_early_warn_uninitialized): Compute post-dominators.
7897 Initialize always_executed before processing each basic block.
7899 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
7902 * config/i386/i386.c (x86_this_parameter): Calculate correct location
7903 of "this" pointer when "regparm = N" or "fastcall" is in effect.
7905 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7907 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
7909 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
7911 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
7913 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
7914 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
7915 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
7916 target after ignore has been set, and move there also the commputation
7917 of subtarget and original_target.
7918 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
7919 (LANG_HOOKS_INITIALIZER): Remove it.
7920 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
7922 2008-03-18 Richard Guenther <rguenther@suse.de>
7924 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
7925 found an expression with constants, note that in the VN for the lhs.
7926 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
7927 fold them to constants if possible. Run cleanup_cfg if done so.
7928 (execute_pre): Return todo.
7930 (execute_fre): Likewise.
7931 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
7933 (get_prop_source_stmt): Look through pointer conversions.
7935 2008-03-18 Jan Hubicka <jh@suse.cz>
7937 * tree-pretty-print.c: Include predict.h.
7938 (dump_generic_node): Dump predictor.
7939 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
7940 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
7941 * gimple-low.c (lower_stmt): Likewise.
7942 * expr.c (expand_expr_real): Likewise.
7943 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
7945 (build_predict_expr, build_predict_expr): New.
7946 * predict.h (predictor_name, build_predict_expr): Update.
7947 * c-typeck.c (c_finish_bc_stmt): Add prediction.
7948 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
7949 * predict.def (PRED_CONTINUE): Update hitrate.
7950 * tree.def (PREDICT_EXPR): Define.
7951 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
7952 do not handle BIND_EXPR.
7953 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
7954 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
7955 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
7958 2008-03-18 Michael Matz <matz@suse.de>
7960 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
7962 2008-03-18 Richard Guenther <rguenther@suse.de>
7964 * tree-gimple.h (is_gimple_invariant_address): Declare.
7965 (is_gimple_constant): Likewise.
7966 * tree-gimple.c (is_gimple_constant): New function.
7967 (is_gimple_invariant_address): Likewise.
7968 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
7969 and is_gimple_invariant_address.
7970 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
7972 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
7973 an addressable base.
7975 2008-03-18 Jakub Jelinek <jakub@redhat.com>
7978 * gimplify.c (gimplify_expr): Gimplify second operand of
7981 2008-03-17 Richard Guenther <rguenther@suse.de>
7983 PR tree-optimization/19637
7984 * fold-const.c (fold_unary): Remove restrictions of removing
7985 intermediate pointer-conversions (P2)(P1)P0.
7986 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
7987 conversion to void pointer.
7988 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
7990 2008-03-16 James E. Wilson <wilson@tuliptree.org>
7993 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
7994 emulated thread local variables.
7996 2008-03-16 Richard Guenther <rguenther@suse.de>
7999 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
8000 expand TREE_INVARIANT operations that are not gimple invariant.
8002 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
8004 * doc/extend.texi (Alignment): Say that the ABI controls
8005 the __alignof__ for non-strict-alignment targets rather
8006 than being a recommendation.
8008 2008-03-15 Paul Brook <paul@codesourcery.com>
8010 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
8012 (arm_output_fn_unwind): Mark functions that can not be unwound.
8014 2008-03-15 Paul Brook <paul@codesourcery.com>
8016 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
8017 extension instructions.
8019 2008-03-15 Richard Guenther <rguenther@suse.de>
8021 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
8022 and fold constant aggregate refs.
8023 (fold_const_aggregate_ref): Handle string constants
8024 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
8025 (evaluate_stmt): Simplify now that ccp_fold folds constant
8028 2008-03-15 Paul Brook <paul@codesourcery.com>
8030 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
8031 (extzv): Use gen_extzv_t2.
8032 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
8034 2008-03-15 Richard Guenther <rguenther@suse.de>
8036 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
8037 (fold_const_aggregate_ref): Likewise.
8038 (get_value): Return NULL if we don't have any values.
8039 (ccp_finalize): Set const_val to NULL after freeing it.
8040 * tree-flow.h (get_symbol_constant_value): Declare.
8041 (fold_const_aggregate_ref): Likewise.
8042 * tree-ssa-sccvn.c (try_to_simplify): Use them.
8044 2008-03-15 Richard Guenther <rguenther@suse.de>
8047 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
8048 to not produce negative array indices if not allowed. Add
8049 parameter to indicate that.
8050 (maybe_fold_offset_to_component_ref): Allow negative array
8051 indices only for the first member of a structure.
8052 (maybe_fold_offset_to_reference): Allow negative array indices.
8053 (maybe_fold_stmt_addition): Likewise.
8055 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
8056 Anatoly Sokolov <aesok@post.ru>
8058 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
8059 (avr_arch): Add ARCH_AVR6.
8060 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
8061 (initial_elimination_offset): Initialize and use 'avr_pc_size'
8062 instead of fixed value 2.
8063 (print_operand_address): Use gs() asm specifier instead of pm().
8064 (avr_assemble_integer): (Ditto.).
8065 (avr_output_addr_vec_elt): (Ditto.).
8066 (print_operand): Handle "!" code.
8067 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
8068 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
8069 (AVR_HAVE_EIJMP_EICALL): Define.
8070 (AVR_3_BYTE_PC): Redefine.
8071 (AVR_2_BYTE_PC): (Ditto.).
8072 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
8073 (LINK_SPEC): Add atmega2560 and atmega2561.
8074 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
8076 * config/avr/avr.md (call_insn): Use eicall instead of icall
8077 for 3 byte PC devices.
8078 (call_value_insn): (Ditto.).
8079 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
8080 (indirect_jump): Use only for for 2 byte PC devices.
8081 (*tablejump): (Ditto.).
8082 (*indirect_jump_avr6): Add insn.
8083 (*tablejump_rjmp): Don't use for 3 byte PC devices.
8084 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
8085 instead of ijmp for 3 byte PC devices.
8086 (__tablejump2__): (Ditto.).
8087 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
8088 (MULITLIB_DIRNAMES): (Ditto.).
8089 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
8091 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
8093 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
8094 "sse2_umulsidi3". Use V1DI mode for operand 0.
8095 ("mmx_psadbw"): Use V1DI mode for operand 0.
8096 * config/i386/i386-modes.def (V1SI): New vector mode.
8097 * config/i386/i386.c (struct builtin_description)
8098 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
8099 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
8100 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
8101 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
8102 v1di_ftype_v8qi_v8qi type.
8103 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
8105 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
8106 __builtin_ia32_pmuludq]: Fix the mode of return value.
8108 2008-03-15 Richard Guenther <rguenther@suse.de>
8111 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
8114 2008-03-14 Bob Wilson <bob.wilson@acm.org>
8116 * doc/invoke.texi (Option Summary, Xtensa Options): Document
8117 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
8118 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
8119 unless TARGET_SERIALIZE_VOLATILE is enabled.
8120 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
8121 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
8122 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
8124 2008-03-14 Richard Guenther <rguenther@suse.de>
8126 PR tree-optimization/34172
8127 * tree-flow.h (refs_may_alias_p): Declare.
8128 (get_single_def_stmt): Likewise.
8129 (get_single_def_stmt_from_phi): Likewise.
8130 (get_single_def_stmt_with_phi): Likewise.
8131 * tree-dfa.c (refs_may_alias_p): New function.
8132 (get_single_def_stmt): Likewise.
8133 (get_single_def_stmt_from_phi): Likewise.
8134 (get_single_def_stmt_with_phi): Likewise.
8135 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
8136 (vn_reference_lookup_1): New helper function.
8137 (vn_reference_lookup): Walk the virtual use-def chain to
8138 continue searching for a match if the def does not alias the
8139 reference we are looking for.
8141 2008-03-14 David Edelsohn <edelsohn@gnu.org>
8143 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
8144 archive and Perzl. Update The Written Word listing.
8146 2008-03-14 Richard Guenther <rguenther@suse.de>
8148 PR tree-optimization/34043
8149 PR tree-optimization/33989
8150 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
8152 (bitmap_find_leader): Use extra argument to verify dominance
8153 relationship inside a basic-block.
8154 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
8155 (find_leader_in_sets): Adjust.
8156 (create_component_ref_by_pieces): Take extra argument for
8157 dominance check, handle lookup failures.
8158 (find_or_generate_expression): Likewise.
8159 (create_expression_by_pieces): Likewise.
8160 (insert_into_preds_of_block): Adjust.
8161 (create_value_expr_from): If asked for, verify all operands
8162 are in the blocks AVAIL_OUT set.
8163 (make_values_for_stmt): Check for SSA_NAMEs that are life
8164 over an abnormal edge.
8165 (compute_avail): Remove such check.
8166 (do_SCCVN_insertion): New function.
8167 (eliminate): If we do not find a leader suitable for replacement
8168 insert a replacement expression from SCCVN if available.
8169 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
8170 (struct vn_ssa_aux): Add needs_insertion flag.
8171 * tree-ssa-sccvn.c (may_insert): New global flag.
8172 (copy_reference_ops_from_ref): Value-number union member access
8173 based on its size, not type and member if insertion is allowed.
8174 (visit_reference_op_load): For a weak match from union type
8175 punning lookup a view-converted value and insert a SSA_NAME
8176 for that value if that is not found.
8177 (visit_use): Make dumps shorter. Do not disallow value numbering
8178 SSA_NAMEs that are life over an abnormal edge to constants.
8179 (free_scc_vn): Release inserted SSA_NAMEs.
8180 (run_scc_vn): New flag to specify whether insertion is allowed.
8181 Process SSA_NAMEs in forward order.
8182 * tree-ssa-loop-im.c (for_each_index): Handle invariant
8183 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
8184 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
8185 pointer type to/from integral types that do not change the
8186 precision to regular conversions.
8188 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
8190 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
8191 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
8192 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
8193 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
8194 input arguments and the mode of return value. Built-in functions
8195 that operate on whole 64-bit MMX register now use V1DI mode.
8197 2008-03-13 Alon Dayan <alond@il.ibm.com>
8198 Olga Golovanevsky <olga@il.ibm.com>
8200 PR tree-optimization/35041
8201 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
8202 to locate the right position in a statement.
8204 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
8208 * config/i386/xmmintrin.h: Change all static inline functions to
8209 extern inline and add __gnu_inline__ attribute.
8210 * config/i386/bmintrin.h: Ditto.
8211 * config/i386/smmintrin.h: Ditto.
8212 * config/i386/tmmintrin.h: Ditto.
8213 * config/i386/mmintrin-common.h: Ditto.
8214 * config/i386/ammintrin.h: Ditto.
8215 * config/i386/emmintrin.h: Ditto.
8216 * config/i386/pmmintrin.h: Ditto.
8217 * config/i386/mmintrin.h: Ditto.
8218 * config/i386/mm3dnow.h: Ditto.
8220 2008-03-13 Jakub Jelinek <jakub@redhat.com>
8223 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
8224 (lower_omp_2): New function.
8225 (lower_omp_1, lower_omp): Rewritten.
8227 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
8230 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
8231 with the phrase "Microsoft Windows compilers".
8232 (Push/Pop Macro Pragmas): New subsection. Document
8233 #pragma push_macro and pragma pop_macro.
8235 2008-03-12 Paul Brook <paul@codesourcery.com>
8237 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
8239 2008-03-12 Paul Brook <paul@codesourcery.com>
8241 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
8242 (thumb2_alusi3_short): Exclude PLUS and MINUS.
8243 (thumb2_addsi_shortim): Rename ...
8244 (thumb2_addsi_short): ... to this. Allow register operands.
8245 (thumb2_subsi_short): New pattern.
8246 (thumb2_one_cmplsi2_short,
8247 thumb2_negsi2_short): New patterns and peepholes.
8249 2008-03-12 Paul Brook <paul@codesourcery.com>
8251 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
8253 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
8255 * config/i386/i386.md (int_cond): New code iterator.
8257 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
8258 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
8259 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
8260 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
8261 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
8262 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
8263 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
8264 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
8266 2008-03-12 Paul Brook <paul@codesourcery.com>
8268 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
8269 instead of {arm,thumb}_compute_save_reg_mask.
8270 (output_return_instruction): Ditto.
8271 (thumb_unexpanded_epilogue): Ditto.
8272 (thumb1_expand_prologue): Ditto.
8273 (thumb1_output_function_prologue): Ditto.
8274 (arm_set_return_address): Ditto.
8275 (thumb_set_return_address): Ditto.
8276 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
8277 regs to achieve stack alignment.
8278 (thumb1_compute_save_reg_mask): Fix compiler warning.
8279 (arm_output_epilogue): Use offsets->saved_regs_mask.
8280 Adjust stack pointer by poping call clobered registers.
8281 (arm_expand_prologue): Use offsets->saved_regs_mask.
8282 Adjust stack pointer by pushing extra registers.
8283 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
8285 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
8288 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
8289 conversion to the operands of a multiplication.
8291 2008-03-12 Richard Guenther <rguenther@suse.de>
8293 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
8294 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
8295 * timevar.def (TV_TREE_PHIPROP): Add.
8296 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
8297 pass description. Use TV_TREE_PHIPROP.
8298 * tree-ssa-forwprop.c: Remove phiprop code.
8300 2008-03-12 Jakub Jelinek <jakub@redhat.com>
8303 * omp-low.c (maybe_lookup_decl): Constify first argument.
8304 (use_pointer_for_field): Change last argument from bool to
8305 omp_context *. Disallow shared copy-in/out in nested
8306 parallel if decl is shared in outer parallel too.
8307 (build_outer_var_ref, scan_sharing_clauses,
8308 lower_rec_input_clauses, lower_copyprivate_clauses,
8309 lower_send_clauses, lower_send_shared_vars): Adjust callers.
8311 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
8312 Ira Rosen <irar@il.ibm.com>
8314 * tree-vectorizer.c (free_stmt_vec_info): New function.
8315 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
8316 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
8317 * tree-vectorizer.h (free_stmt_vec_info): Declare.
8318 * tree-vect-transform.c (vectorizable_conversion): Free
8319 vec_oprnds0 if it was allocated.
8320 (vect_permute_store_chain): Remove unused VECs.
8321 (vectorizable_store): Free VECs that are allocated in the..
8323 (vect_transform_strided_load, vectorizable_load): Likewise.
8324 (vect_remove_stores): Simplify the code.
8325 (vect_transform_loop): Move code to vect_remove_stores().
8326 Call vect_remove_stores() and free_stmt_vec_info().
8328 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8330 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
8331 TARGET_HPUX. Revise comment.
8332 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
8333 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
8334 Use sr4 variant of `be' instruction when not generating PIC code.
8335 (attr_length_call): Adjust for above change.
8337 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8339 * ipa-reference.c (static_execute): Remove module_statics_const and
8340 associated setting code.
8342 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8345 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
8346 predicate for operand 1.
8347 (paritysi2_cmp): Use register_operand predicate for operand 2.
8348 Use earlyclobber modifier for operand 1. Remove support for
8350 (paritydi2_cmp): Use register_operand predicate for operand 3.
8351 Use earlyclobber modifier for operand 1. Remove support for
8354 2008-03-11 Paul Brook <paul@codesourcery.com>
8355 Vladimir Prus <vladimir@codesourcery.com>
8357 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
8358 (arm_compute_save_reg0_reg12_mask): Always
8359 check if register 11 must be saved. Always safe hard frame pointer
8360 when frame_pointer_needeed.
8361 (arm_compute_save_reg_mask): Save IP and PC
8362 only with apcs frames.
8363 (arm_output_epilogue): Adjust Thumb2 codepath to
8364 be also invoked and work for ARM non-apcs frames.
8365 (arm_expand_prologue): Don't bother saving IP
8366 for non-apcs frame, since it's not clobbered by
8367 prologue code. Implement non-apcs frame
8370 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8372 PR rtl-optimization/35281
8373 * expr.c (convert_move): Use a new pseudo for the intermediate
8374 from_mode->word_mode result.
8376 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8378 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
8379 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
8380 * toplev.c (compile_file): Don't call it.
8382 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8385 * expr.c (store_expr): Call emit_block_move if the mode
8386 of "temp" RTX is BLKmode.
8388 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8389 Richard Guenther <rguenther@suse.de>
8391 PR tree-optimization/31358
8392 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
8393 the step with a NULL_TREE.
8394 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
8395 to sizetype if type is a pointer type.
8396 (add_candidate_1): Don't convert the base and step to
8397 the generic type if the orginal type is a pointer type.
8398 (add_iv_value_candidates): Use sizetype for the step
8399 if type is a pointer type.
8400 (cand_value_at): Likewise.
8401 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
8403 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
8404 Don't convert the tem affine to the type.
8405 (add_elt_to_tree): Use sizetype for the step if a pointer.
8406 Use POINTER_PLUS_EXPR for pointers.
8407 (aff_combination_to_tree): Use sizetype for the step if a
8410 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
8412 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
8413 Remove commutativity hint.
8415 2008-03-10 Jakub Jelinek <jakub@redhat.com>
8419 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
8420 errorneous type. Check that v is a VAR_DECL.
8423 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
8425 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
8427 PR tree-optimization/35494
8428 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
8429 may be overriden at link and run time.
8431 2008-03-10 Richard Guenther <rguenther@suse.de>
8433 PR tree-optimization/34677
8434 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
8435 (poolify_tree): Likewise.
8436 (modify_expr_template): Likewise.
8437 (poolify_modify_stmt): Likewise.
8438 (insert_fake_stores): Handle all component-ref style stores
8439 in addition to INDIRECT_REF. Also handle complex types.
8440 Do not poolify the inserted load.
8441 (realify_fake_stores): Do not rebuild the tree but only
8442 make it a SSA_NAME copy.
8443 (init_pre): Remove initialzation of modify_expr_template.
8444 Do not allocate modify_expr_node_pool.
8445 (fini_pre): Do not free modify_expr_node_pool.
8447 2008-03-10 Paul Brook <paul@codesourcery.com>
8449 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
8452 2008-03-10 Paul Brook <paul@codesourcery.com>
8453 Mark Shinwell <shinwell@codesourcery.com>
8455 * config/arm/cortex-r4.md: New.
8456 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
8458 * config/arm/arm.md: Include cortex-r4.md.
8459 (insn): Add smmls, sdiv and udiv values.
8460 (generic_sched): Don't use generic scheduling for Cortex-R4.
8461 (arm_issue_rate): New function.
8462 (TARGET_SCHED_ISSUE_RATE): Define.
8464 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
8466 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
8468 2008-03-10 Richard Guenther <rguenther@suse.de>
8470 * tree-ssa-pre.c (get_sccvn_value): Simplify.
8471 (compute_avail): Do not add stmt uses to AVAIL_OUT.
8473 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
8475 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
8476 Set default to true.
8478 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8480 * c.opt (Wsynth): Deprecate.
8481 * doc/invoke.texi (Option Summary, Warning Options): Document
8482 -Wno-format-contains-nul.
8484 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
8487 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
8488 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
8490 2008-03-09 Ira Rosen <irar@il.ibm.com>
8492 * config/rs6000/rs6000.c (builtin_description): Rename vector
8493 left shift operations.
8494 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
8495 (altivec_vsl<VI_char>): Rename to ...
8496 (ashl<mode>3): ... new name.
8497 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
8499 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
8501 2008-03-08 Richard Guenther <rguenther@suse.de>
8503 * coverage.h (tree_coverage_counter_addr): Declare.
8504 * coverage.c (tree_coverage_counter_addr): New function.
8505 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
8507 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
8508 (tree_gen_one_value_profiler): Likewise.
8509 (tree_gen_ic_profiler): Likewise.
8510 (tree_gen_average_profiler): Likewise.
8511 (tree_gen_ior_profiler): Likewise.
8513 2008-03-08 Richard Guenther <rguenther@suse.de>
8515 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
8516 (vn_binary_op_insert): Likewise.
8517 (vn_unary_op_lookup): Likewise.
8518 (vn_unary_op_insert): Likewise.
8519 (vn_nary_op_lookup): Declare.
8520 (vn_nary_op_insert): Likewise.
8521 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
8522 and binary hashes, use a single obstack for unary_op_pool
8524 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
8525 a single struct vn_nary_op_s. Store tree code length and
8526 a variable number of operands.
8527 (struct vn_reference_op_struct): Remove unused op2.
8528 (vn_reference_op_eq): Do not compare op2.
8529 (vn_reference_op_compute_hash): Do not compute hash of op2.
8530 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
8531 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
8532 with vn_nary_op_compute_hash.
8533 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
8534 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
8536 (vn_unary_op_insert, vn_binary_op_insert): Replace with
8538 (visit_unary_op): Call nary functions.
8539 (visit_binary_op): Likewise.
8540 (process_scc): Adjust for struct vn_tables_s changes.
8541 (allocate_vn_table): Likewise.
8542 (free_vn_table): Likewise.
8543 * tree-vn.c (vn_add): Call nary functions.
8544 (vn_lookup): Likewise.
8546 2008-03-08 Jakub Jelinek <jakub@redhat.com>
8549 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
8550 wdst back after sync_compare_and_swapqhi_internal.
8552 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
8555 * config/i386/i386-modes.def (V1DI): New vector mode.
8556 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
8557 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
8558 (MMXMODE248): Ditto.
8559 (MMXMODE): Add V1DI mode.
8560 (mmxvecsize): Change DI mode to V1DI mode.
8561 ("mov<mode>): Use MMXMODEI8 mode iterator.
8562 ("*mov<mode>_internal_rex64"): Ditto.
8563 ("*mov<mode>_internal"): Ditto.
8564 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
8565 ("mmx_sub<mode>3"): Ditto.
8566 ("mmx_adddi3"): Remove insn pattern.
8567 ("mmx_subdi3"): Ditto.
8568 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
8569 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
8570 ("mmx_ashl<mode>3"): Ditto.
8571 ("mmx_lshrdi3"): Remove insn pattern.
8572 ("mmx_ashldi3"): Ditto.
8573 * config/i386/i386.c (classify_argument): Handle V1DImode.
8574 (function_arg_advance_32): Ditto.
8575 (function_arg_32): Ditto.
8576 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
8577 mmx_addv1di3 insn pattern.
8578 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
8579 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
8580 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
8581 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
8582 Remove definitions of built-in functions.
8583 (V1DI_type_node): New node.
8584 (v1di_ftype_v1di_int): Ditto.
8585 (v1di_ftype_v1di_v1di): Ditto.
8586 (v2si_ftype_v2si_si): Ditto.
8587 (v4hi_ftype_v4hi_di): Remove node.
8588 (v2si_ftype_v2si_di): Ditto.
8589 (ix86_init_mmx_sse_builtins): Handle V1DImode.
8590 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
8591 Redefine builtins using def_builtin_const with *_ftype_*_int node.
8592 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
8593 Add new builtins using def_builtin_const.
8594 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
8595 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
8596 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
8597 * config/i386/mmintrin.h (__v1di): New typedef.
8598 (_mm_add_si64): Cast arguments to __v1di type.
8599 (_mm_sub_si64): Ditto.
8600 (_mm_sll_pi16): Cast __count to __v4hi type.
8601 (_mm_sll_pi32): Cast __count to __v2si type.
8602 (_mm_sll_si64): Cast arguments to __v1di type.
8603 (_mm_srl_pi16): Cast __count to __v4hi type.
8604 (_mm_srl_pi32): Cast __count to __v2si type.
8605 (_mm_srl_si64): Cast arguments to __v1di type.
8606 (_mm_sra_pi16): Cast __count to __v4hi type.
8607 (_mm_sra_pi32): Cast __count to __v2si type.
8608 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
8609 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
8610 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
8611 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
8612 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
8613 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
8614 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
8615 (_mm_srai_pi32): Use __builtin_ia32_psradi.
8616 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
8617 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
8618 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
8619 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
8621 2008-03-07 Joseph Myers <joseph@codesourcery.com>
8623 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
8625 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
8628 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
8629 reg+const addressing for Altivec modes. Don't generate reg+reg
8630 addressing for TFmode or TDmode quantities.
8632 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
8634 * c-common.c (vector_types_convertible_p): Call langhook
8635 instead of comptypes.
8637 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8640 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
8641 integral and scalar float variables which have a
8644 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
8646 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
8647 dwarf_register_span hook when emitting unwind information for
8648 register-to-memory saves.
8649 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
8650 (rs6000_frame_related): Remove call to spe_synthesize_frame.
8652 2008-03-06 Jakub Jelinek <jakub@redhat.com>
8654 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
8655 for the same VAR_DECL.
8657 2008-03-06 Tom Tromey <tromey@redhat.com>
8660 * doc/standards.texi (Standards): Don't mention treelang.
8661 * doc/invoke.texi (Overall Options): Don't mention treelang.
8662 * doc/install.texi (Prerequisites): Don't mention bison or
8664 (Configuration): Don't mention treelang.
8665 (Building): Likewise.
8666 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
8668 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
8670 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
8671 word-extractions out of a multi-word object.
8673 2008-03-06 Richard Guenther <rguenther@suse.de>
8675 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
8676 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
8677 result type and precision.
8678 * expr.c (get_inner_reference): Set unsignedp based on the result
8679 type of BIT_FIELD_REF.
8680 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
8681 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
8682 (try_instantiate_multiple_fields): Likewise. Use the correct type
8684 (sra_build_assignment): Likewise.
8685 (sra_build_elt_assignment): Likewise.
8686 (sra_explode_bitfield_assignment): Likewise.
8687 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
8688 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
8689 set BIT_FIELD_REF_UNSIGNED.
8690 (vectorizable_load): Likewise.
8692 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
8694 * cse.c (cse_extended_basic_block): Invalidate artificial defs
8697 2008-03-06 Richard Guenther <rguenther@suse.de>
8699 * alias.c (struct alias_set_entry): Move has_zero_child field
8700 to pack with alias_set.
8702 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
8704 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8707 2008-03-05 Ian Lance Taylor <iant@google.com>
8709 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
8711 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8713 * fwprop.c (update_df): Support width and offset parameters of
8715 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
8716 global_conflicts): Change DF_REF_EXTRACT to either
8717 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8718 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8719 * df-scan.c (df_ref_record, df_defs_record,
8720 df_ref_create_structure, df_def_record_1, df_uses_record,
8721 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
8722 df_bb_refs_collect, df_entry_block_defs_collect,
8723 df_exit_block_uses_collect): Support new width and offset fields.
8724 (ref_extract_pool): New storage pool.
8725 (df_free_ref): New function.
8726 (df_reg_chain_unlink, df_free_collection_rec,
8727 df_sort_and_compress_refs): Call df_free_ref.
8728 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
8730 (df_ref_create_structure): Allocate df_ref_extract if offset and
8731 width fields are used.
8732 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
8733 (df_uses_record): Get offset and width from ZERO_EXTRACT
8735 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
8736 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8737 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8738 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
8739 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8740 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8741 (df_ref_extract): New structure.
8742 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
8743 (df_ref_create): Add width and offset parameters.
8745 2008-03-05 Richard Guenther <rguenther@suse.de>
8747 * tree-ssa-structalias.c (get_constraint_for_component_ref):
8748 Use ranges_overlap_p.
8749 (offset_overlaps_with_access): Rename
8750 to ranges_overlap_p and move ...
8751 * tree-flow-inline.h (ranges_overlap_p): ... here.
8753 * tree.h (get_inner_reference, handled_component_p): Update
8756 * tree.h (record_component_aliases, get_alias_set,
8757 alias_sets_conflict_p, alias_sets_must_conflict_p,
8758 objects_must_conflict_p): Move declarations ...
8759 * alias.h (record_component_aliases, get_alias_set,
8760 alias_sets_conflict_p, alias_sets_must_conflict_p,
8761 objects_must_conflict_p): ... here.
8762 Include coretypes.h.
8763 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
8765 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
8767 * cfg.c: Include tree-flow.h.
8768 (remove_edge_raw): Call redirect_edge_var_map_clear.
8769 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
8770 * tree-flow-inline.h (redirect_edge_var_map_def): New.
8771 (redirect_edge_var_map_result): New.
8772 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
8773 PENDING_STMT use with redirect_edge_var_map_*.
8774 * tree-ssa.c (edge_var_maps): New definition.
8775 (redirect_edge_var_map_add): New.
8776 (redirect_edge_var_map_clear): New.
8777 (redirect_edge_var_map_dup): New.
8778 (redirect_edge_var_map_vector): New.
8779 (redirect_edge_var_map_destroy): New.
8780 (ssa_redirect_edge): Replace PENDING_STMT use with
8781 redirect_edge_var_map_*.
8782 (flush_pending_stmts): Same.
8783 (delete_tree_ssa): Destroy edge var map.
8784 * tree-flow.h (struct _edge_var_map): New.
8785 Define edge_var_map vector type.
8786 Declare redirect_edge_var_map_* prototypes.
8787 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
8788 * tree-cfg.c (reinstall_phi_args): Replace
8789 PENDING_STMT use with redirect_edge_var_map_*.
8791 2008-03-05 Richard Guenther <rguenther@suse.de>
8793 PR tree-optimization/35472
8794 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
8795 whose single use_stmt has a overlapping set of loaded and
8796 stored symbols as that use_stmt might be a noop assignment then.
8798 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
8800 * gthr-rtems.h: Implement __gthread_mutex_destroy.
8802 2008-03-05 Richard Guenther <rguenther@suse.de>
8805 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
8806 should be constants.
8807 * tree-cfg.c (verify_expr): Verify it.
8808 * fold-const.c (fold_truthop): Remove code generating
8809 BIT_FIELD_REFs of structure bases.
8810 (fold_binary): Likewise.
8811 (fold_ternary): Position and size of BIT_FIELD_REFs are
8812 always host integers.
8813 (make_bit_field_ref): Remove.
8814 (optimize_bit_field_compare): Remove.
8815 (all_ones_mask_p): Remove.
8817 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
8820 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
8821 (split_block_and_df_analyze): New. Split basic block and rebuild
8823 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
8825 (split_pattern_seq): Likewise.
8826 (erase_matching_seqs): Likewise.
8827 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
8829 2008-03-04 Geoff Keating <geoffk@apple.com>
8831 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
8832 declaration and code.
8833 (tree_invalid_nonnegative_warnv_p): Likewise.
8835 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8837 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
8838 examples. Truncate option-names then causing overfull hbox.
8840 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8843 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
8845 * configure: Rebuilt.
8847 2008-03-04 Rafael Espindola <espindola@google.com>
8849 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
8850 (tree_unary_nonnegative_warnv_p): New.
8851 (tree_binary_nonnegative_warnv_p): New.
8852 (tree_single_nonnegative_warnv_p): New.
8853 (tree_invalid_nonnegative_warnv_p): New.
8854 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
8856 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8859 * opts.c (handle_option): Postpone 'unknown option' errors only for
8862 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
8865 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
8868 2008-03-04 Rafael Espindola <espindola@google.com>
8870 * fold-const.c (tree_unary_nonzero_warnv_p): New.
8871 (tree_binary_nonzero_warnv_p): New.
8872 (tree_single_nonzero_warnv_p): New.
8873 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
8875 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
8878 * fold-const.c (fold_cond_expr_with_comparison): Prevent
8879 transformations for modes that have signed zeros.
8880 * ifcvt.c (noce_try_abs): Ditto.
8882 2008-03-04 Joseph Myers <joseph@codesourcery.com>
8884 * config/i386/i386.c (override_options): Force
8885 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
8887 2008-03-04 Jan Hubicka <jh@suse.cz>
8890 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
8893 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
8895 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
8896 label to probe the stack.
8898 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
8900 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
8901 (__gthr_win32_mutex_destroy): Declare.
8902 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
8903 __gthr_win32_mutex_destroy.
8904 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
8906 2008-03-03 Jan Hubicka <jh@suse.cz>
8909 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
8910 aggressive on inlining cold calls.
8912 2008-03-03 Richard Guenther <rguenther@suse.de>
8914 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
8915 struct copies into the expression table.
8916 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
8917 (try_to_simplify): Likewise.
8918 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
8919 integral and pointer arguments which do not change the
8920 precision to NOP_EXPRs.
8921 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
8922 VIEW_CONVERT_EXPR case.
8924 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
8926 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
8927 defined in a loop at depth 0 is invariant.
8928 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8929 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
8930 be called at loop depth 0.
8932 2008-03-02 Jakub Jelinek <jakub@redhat.com>
8935 * gcc.c (process_command): Update copyright notice dates.
8936 * gcov.c (print_version): Likewise.
8937 * gcov-dump.c (print_version): Likewise.
8938 * mips-tfile.c (main): Likewise.
8939 * mips-tdump.c (main): Likewise.
8941 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8944 * c-common.c (flag_permissive): Delete.
8945 (constant_expression_warnings): Check flags first.
8946 (constant_expression_error): New.
8947 * c-common.h (flag_permissive): Delete.
8948 (constant_expression_error): Declare.
8949 * flags.h (flag_permissive): Declare. Update description.
8950 * diagnostic.c (pedwarn): Update.
8952 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
8953 (permissive_error_kind): New.
8954 * toplev.c (flag_permissive): Define. Update description.
8955 * toplev.h (permissive_error_kind): Declare.
8956 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
8957 (pedwarn_c90): Use pedantic_warning_kind.
8958 * c-opts.c (c_common_post_options): flag_permissive does not affect
8959 flag_pedantic_errors.
8961 2008-03-02 Joseph Myers <joseph@codesourcery.com>
8963 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
8964 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
8965 __absvsi2, __absvDI2): Use unsigned arithmetic.
8967 2008-03-02 Andi Kleen <ak@suse.de>
8968 Richard Guenther <rguenther@suse.de>
8970 * struct-equiv.c: Remove file.
8971 * cfg_cleanup.c (condjump_equiv_p): Remove.
8972 * Makefile.in (OBJS-common): Remove struct-equiv.o.
8973 (struct-equiv.o): Remove rule.
8974 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
8975 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
8976 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
8978 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8980 * ifcvt.c (noce_process_if_block): Try to handle only the then
8981 block if the else block exists but isn't suitable.
8983 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
8986 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
8987 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
8988 regression from previous patch.
8990 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
8993 * gthr.h: Add __gthread_mutex_destroy as a function that must be
8995 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
8996 * gthr-single.h (__gthread_mutex_destroy): Likewise.
8997 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
8998 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
8999 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
9000 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
9001 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
9002 (__gthread_mutex_destroy_function): Rename to
9003 __gthread_mutex_destroy.
9004 * gthr-dce.h (__gthread_mutex_destroy): Call
9005 pthread_mutex_destroy.
9006 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
9007 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
9008 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
9010 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9012 * df-scan.c (df_ref_chain_change_bb): Simplify.
9013 (df_insn_change_bb): Add new_bb argument. Simplify. Call
9014 set_block_for_insn if there's any change.
9015 * df.h ((df_insn_change_bb): Fix prototype.
9016 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
9017 df_insn_change_bb, don't call set_block_for_insn.
9018 * emit-rtl.c (reorder_insns): Likewise.
9019 * haifa-sched.c (move_insn): Likewise.
9021 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9023 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
9025 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9027 * tree-flow-inline.h (next_readonly_imm_use): Return
9028 NULL_USE_OPERAND_P after the end.
9030 2008-03-01 Richard Guenther <rguenther@suse.de>
9032 PR tree-optimization/35411
9033 * tree-sra.c (sra_build_assignment): Split conversion to
9034 final type to a separate statement if we are not assigning
9037 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9039 * fold-const.c (fold_convertible_p): Correct the logic to follow
9040 that in fold_convert().
9042 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
9045 * tree-inline.c (build_duplicate_type): When we make a
9046 duplicate type, make it unique in the canonical types system.
9048 2008-02-29 Tom Tromey <tromey@redhat.com>
9050 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
9051 input_file_stack_history, input_file_stack_restored): Remove.
9052 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
9053 * input.h (struct file_stack): Remove.
9054 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
9055 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
9057 * diagnostic.h (struct diagnostic_context) <last_module>: Change
9059 (diagnostic_last_module_changed): Add 'map' argument.
9060 (diagnostic_set_last_function): Likewise.
9061 * diagnostic.c (undiagnostic_report_current_module): Iterate using
9062 line map, not input_file_stack.
9063 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
9065 2008-02-29 Paul Brook <paul@codesourcery.com>
9067 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
9069 2008-02-29 Paul Brook <paul@codesourcery.com>
9071 * config/arm/ieee754-df.S (muldf3): Use RET macros.
9073 2008-02-29 Richard Guenther <rguenther@suse.de>
9075 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
9077 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
9078 value for comparing for a store match.
9079 (simplify_unary_expression): Do nothing for SSA_NAMEs.
9080 (try_to_simplify): Do not do a full-blown reference lookup.
9082 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
9084 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
9085 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
9087 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
9089 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
9091 * tree-loop-linear.c (try_interchange_loops): Compare memory access
9092 strides against cache sizes.
9094 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
9096 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
9099 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
9101 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
9102 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
9103 is smaller than the original promoted value.
9104 (simplify_subreg): If OP is a SUBREG, try to preserve its
9105 SUBREG_PROMOTED_VAR_P information.
9107 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
9109 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
9110 (VN_INFO_GET): Allocate new objects on the obstack.
9111 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
9112 for rpo_numbers_temp, for consistency.
9113 (free_scc_vn): Free the obstack.
9115 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
9117 * doc/invoke.texi: Document -ftree-loop-distribution.
9118 * tree-loop-distribution.c: New.
9119 * tree-pass.h (pass_loop_distribution): New.
9120 * graphds.h (struct graph): Add htab_t indices.
9121 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
9122 * tree-vectorizer.c (rename_variables_in_loop): Extern.
9123 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
9124 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
9125 * tree-data-ref.c (debug_data_dependence_relations): New.
9126 (dump_data_dependence_relation): Also print data references.
9127 (free_data_ref): Extern.
9128 (same_access_functions): Moved...
9129 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
9130 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
9131 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
9132 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
9133 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
9134 (stmts_from_loop): Skip LABEL_EXPR.
9135 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
9137 (build_rdg): Initialize rdg->indices htab.
9138 (free_rdg, stores_from_loop, ref_base_address,
9139 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
9140 have_similar_memory_accesses_1, ref_base_address_1,
9141 remove_similar_memory_refs): New.
9142 * tree-data-ref.h: Depend on tree-chrec.h.
9143 (debug_data_dependence_relations, free_data_ref): Declared.
9144 (same_access_functions): ... here.
9145 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
9147 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
9148 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
9149 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
9150 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
9151 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
9152 rdg_vertex_for_stmt): Declared.
9153 (struct rdg_edge): Add level.
9155 (free_rdg, stores_from_loop, remove_similar_memory_refs,
9156 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
9158 (rdg_has_similar_memory_accesses): New.
9159 * tree-vect-analyze.c: Remove unused static decls.
9160 * lambda.h (dependence_level): New.
9161 * common.opt (ftree-loop-distribution): New.
9162 * tree-flow.h (mark_virtual_ops_in_bb,
9163 slpeel_tree_duplicate_loop_to_edge_cfg,
9164 rename_variables_in_loop): Declared.
9165 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
9166 (OBJS-common): Add tree-loop-distribution.o.
9167 (tree-loop-distribution.o): New rule.
9168 * tree-cfg.c (mark_virtual_ops_in_bb): New.
9169 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
9170 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
9172 2008-02-28 Joseph Myers <joseph@codesourcery.com>
9175 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
9176 other than structures and unions.
9178 2008-02-28 Richard Guenther <rguenther@suse.de>
9181 2008-02-26 Richard Guenther <rguenther@suse.de>
9183 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9184 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9185 (lookup_decl_from_uid): Declare.
9186 (remove_decl_from_map): Likewise.
9187 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9188 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9189 (decl_for_uid_map): New global hashtable mapping DECL_UID
9191 (init_ttree): Allocate it.
9192 (insert_decl_to_uid_decl_map): New helper function.
9193 (make_node_stat): Insert new decls into the map.
9194 (copy_node_stat): Likewise.
9195 (lookup_decl_from_uid): New function.
9196 (remove_decl_from_map): Likewise.
9197 (print_decl_for_uid_map_statistics): New helper.
9198 (dump_tree_statistics): Call it.
9200 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9201 (referenced_var_iterator): Adjust.
9202 (FOR_EACH_REFERENCED_VAR): Adjust.
9203 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9204 (num_referenced_vars): Adjust.
9205 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9206 (first_referenced_var): Remove.
9207 (end_referenced_vars_p): Likewise.
9208 (next_referenced_var): Likewise.
9209 (referenced_var_iterator_set): New helper function.
9210 * tree-dfa.c (referenced_var_lookup): Adjust.
9211 (referenced_var_check_and_insert): Likewise.
9212 (remove_referenced_var): Likewise.
9213 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9214 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9215 (verify_call_clobbering): Likewise.
9216 (verify_memory_partitions): Likewise.
9217 (init_tree_ssa): Allocate bitmap instead of hashtable for
9219 (delete_tree_ssa): Adjust.
9220 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9221 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9222 (compute_tag_properties): Likewise.
9223 (set_initial_properties): Likewise.
9224 (find_partition_for): Likewise.
9225 (update_reference_counts): Likewise.
9226 (dump_may_aliases_for): Likewise.
9227 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9228 (add_call_clobber_ops): Likewise.
9229 (add_call_read_ops): Likewise.
9230 (get_asm_expr_operands): Likewise.
9231 * tree-into-ssa.c (dump_decl_set): Likewise.
9232 (update_ssa): Likewise.
9233 * tree-sra.c (scan_function): Likewise.
9234 (decide_instantiations): Likewise.
9235 (scalarize_parms): Likewise.
9236 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9237 (dsa_named_for): Likewise.
9238 * tree-ssa-structalias.c (update_alias_info): Likewise.
9239 (merge_smts_into): Likewise.
9241 2008-02-27 David Daney <ddaney@avtrex.com>
9244 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
9245 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
9246 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
9247 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
9248 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
9250 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
9253 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
9254 (BUILT_IN_NEXTTOWARD): Remove.
9255 (BUILT_IN_NEXTTOWARDF): Ditto.
9256 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
9257 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
9259 2008-02-27 Tom Tromey <tromey@redhat.com>
9261 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
9262 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
9264 2008-02-27 Jan Beulich <jbeulich@novell.com>
9266 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
9267 update the respective field on newdecl.
9269 2008-02-27 Revital Eres <eres@il.ibm.com>
9271 PR rtl-optimization/34999
9272 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
9273 crossing edges that ends with a call insn.
9274 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
9275 call insn and clear the EDGE_CROSSING flag of the crossing edge
9276 when fixing fallthru edges.
9278 2008-02-27 Richard Guenther <rguenther@suse.de>
9281 * fold-const.c (fold_unary): Return the correct argument,
9282 converted to the result type.
9284 2008-02-27 Richard Guenther <rguenther@suse.de>
9287 * expr.c (expand_expr_real_1): Assert on rotates that operate
9289 * fold-const.c (fold_binary): Use the types precision, not the
9290 bitsize of the mode if folding rotate expressions. Build rotates
9291 only for full modes.
9293 2008-02-27 Jakub Jelinek <jakub@redhat.com>
9295 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
9297 * c-pragma.c (pragma_ns_name): New typedef.
9298 (registered_pp_pragmas): New variable.
9299 (c_pp_lookup_pragma): New function.
9300 (c_register_pragma_1): If flag_preprocess_only, do nothing
9301 for non-expanded pragmas, for expanded ones push pragma's
9302 namespace and name into registered_pp_pragmas vector.
9303 (c_invoke_pragma_handler): Register OpenMP pragmas even when
9304 flag_preprocess_only, don't register GCC pch_preprocess
9305 pragma if flag_preprocess_only.
9306 * c-opts.c (c_common_init): Call init_pragma even if
9307 flag_preprocess_only.
9308 * c-pragma.c (c_pp_lookup_pragma): New prototype.
9309 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
9310 cpp_register_pragma if flag_preprocess_only.
9312 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9315 * c-parser.c (c_parser_translation_unit): Warn for empty
9316 translation unit, not empty source file.
9318 2008-02-26 Paul Brook <paul@codesourcery.com>
9320 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
9321 operand for Thumb-2.
9322 * config/arm/arm.h (reg_class): Add CORE_REGS.
9323 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
9324 (BASE_REG_CLASS): Use CORE_REGS.
9325 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
9326 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
9327 (REGNO_OK_FOR_INDEX_P): Exclude SP.
9328 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
9329 ARM_REGNO_OK_FOR_INDEX_P.
9330 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
9331 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
9332 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
9333 (ldm/stm peepholes): Ditto.
9334 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
9335 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
9336 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
9337 * config/arm/constraints.md: Enable "k" constraint on ARM.
9339 2008-02-27 Ben Elliston <bje@au.ibm.com>
9341 * config/rs6000/rs6000.c: Annotate cache line size field in all
9342 instances of struct processor_costs.
9344 2008-02-26 David Edelsohn <edelsohn@gnu.org>
9346 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
9347 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
9348 jump_bypass): New counters.
9349 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
9350 * dce.c (gate_ud_dce): Same.
9351 (gate_fast_dce): Same.
9352 * dse.c (gate_dse1): New function.
9353 (gate_dse2): New function.
9354 (gate_dse): Merge results of new gate functions.
9355 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
9356 (gate_handle_jump_bypass): Add dbg_cnt.
9357 (gate_handle_gcse): Add dbg_cnt.
9358 * ifcvt.c (gate_handle_if_conversion): Same.
9359 (gate_handle_if_after_combine): Same.
9360 (gate_handle_if_after_reload): Same.
9361 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
9363 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
9365 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
9367 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
9369 2008-02-26 Jason Merrill <jason@redhat.com>
9372 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
9373 alone if it's the naming decl for the type's main variant.
9375 2008-02-26 Tom Tromey <tromey@redhat.com>
9377 * system.h (USE_MAPPED_LOCATION): Poison.
9378 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
9379 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
9380 (make_goto_expr_edges): Likewise.
9381 (remove_bb): Likewise.
9382 (execute_warn_function_return): Likewise.
9383 * basic-block.h (struct edge_def) <goto_locus>: Change type to
9385 * c-common.c (fname_decl): Remove old location code.
9386 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
9388 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
9390 (ASM_INPUT_SOURCE_LOCATION): Likewise.
9391 (gen_rtx_ASM_INPUT): Likewise.
9392 (gen_rtx_ASM_INPUT_loc): Likewise.
9393 (get_rtx_asm_OPERANDS): Remove.
9394 * cfglayout.c (insn_locators_alloc): Remove old location code.
9395 (set_curr_insn_source_location): Likewise.
9396 (curr_insn_locator): Likewise.
9397 * print-tree.c (print_node): Remove old location code.
9398 * tree-mudflap.c (mf_varname_tree): Remove old location code.
9399 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
9400 * cfgexpand.c (expand_gimple_cond_expr): Don't use
9401 location_from_locus.
9402 (construct_exit_block): Remove old location code.
9403 * emit-rtl.c (force_next_line_note): Remove old location code.
9404 * profile.c (branch_prob): Remove old location code.
9405 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
9406 LOC_LINE): Remove old-location variants.
9407 * langhooks.c (lhd_print_error_function): Remove old location
9409 * configure, config.in: Rebuilt.
9410 * configure.ac (--enable-mapped-location): Remove.
9411 * c-decl.c (c_init_decl_processing): Remove old location code.
9412 (finish_function): Likewise.
9413 * recog.c (decode_asm_operands): Remove old location code.
9414 * c-pch.c (c_common_read_pch): Remove old location code.
9415 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
9417 * gimple-low.c (lower_function_body): Remove old location code.
9418 * toplev.c (unknown_location): Remove.
9419 (push_srcloc): Remove old-location variant.
9420 (process_options): Remove old location code.
9421 (lang_dependent_init): Likewise.
9422 * input.h (UNKNOWN_LOCATION): Move definition.
9423 (location_t): Undeprecate.
9424 (source_locus): Remove.
9425 (location_from_locus): Remove.
9426 (struct location_s): Remove.
9427 Remove all old-location code.
9428 (input_line, input_filename): Remove.
9429 * final.c (final_scan_insn): Remove old location code.
9430 * diagnostic.c (diagnostic_build_prefix): Remove
9431 USE_MAPPED_LOCATION test.
9432 * tree.h (gimple_stmt) <locus>: Now a location_t.
9433 (tree_exp) <locus>: Likewise.
9434 (DECL_IS_BUILTIN): Remove old-location variant.
9435 (annotate_with_file_line, annotate_with_locus): Likewise.
9436 (expr_locus, set_expr_locus): Update.
9437 * tree.c (build1_stat): Remove old location code.
9438 (last_annotated_node): Remove.
9439 (annotate_with_file_line): Remove old-location variant.
9440 (annotate_with_locus): Likewise.
9441 (expr_location): Remove old location code.
9442 (set_expr_location): Likewise.
9443 (expr_has_location): Likewise.
9444 (expr_locus): Likewise.
9445 (set_expr_locus): Likewise.
9446 (expr_filename): Don't use location_from_locus.
9447 (expr_lineno): Likewise.
9448 * rtl-error.c (location_for_asm): Remove old location code.
9449 * c-lex.c (cb_line_change): Remove old location code.
9450 (fe_file_change): Likewise.
9451 (cb_def_pragma): Likewise.
9452 (c_lex_with_flags): Likewise.
9453 * gengtype.c (do_typedef): Don't special-case location types.
9454 (define_location_structures): Remove.
9455 (main): Don't call define_location_structures.
9456 * tree-pretty-print.c (dump_implicit_edges): Remove old location
9459 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9462 * builtins.def (BUILT_IN_STDARG_START): Remove.
9463 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
9464 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9465 * tree-inline.c (inline_forbidden_p_1): Likewise.
9467 2008-02-26 Richard Guenther <rguenther@suse.de>
9469 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9470 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9471 (lookup_decl_from_uid): Declare.
9472 (remove_decl_from_map): Likewise.
9473 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9474 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9475 (decl_for_uid_map): New global hashtable mapping DECL_UID
9477 (init_ttree): Allocate it.
9478 (insert_decl_to_uid_decl_map): New helper function.
9479 (make_node_stat): Insert new decls into the map.
9480 (copy_node_stat): Likewise.
9481 (lookup_decl_from_uid): New function.
9482 (remove_decl_from_map): Likewise.
9483 (print_decl_for_uid_map_statistics): New helper.
9484 (dump_tree_statistics): Call it.
9486 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9487 (referenced_var_iterator): Adjust.
9488 (FOR_EACH_REFERENCED_VAR): Adjust.
9489 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9490 (num_referenced_vars): Adjust.
9491 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9492 (first_referenced_var): Remove.
9493 (end_referenced_vars_p): Likewise.
9494 (next_referenced_var): Likewise.
9495 (referenced_var_iterator_set): New helper function.
9496 * tree-dfa.c (referenced_var_lookup): Adjust.
9497 (referenced_var_check_and_insert): Likewise.
9498 (remove_referenced_var): Likewise.
9499 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9500 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9501 (verify_call_clobbering): Likewise.
9502 (verify_memory_partitions): Likewise.
9503 (init_tree_ssa): Allocate bitmap instead of hashtable for
9505 (delete_tree_ssa): Adjust.
9506 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9507 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9508 (compute_tag_properties): Likewise.
9509 (set_initial_properties): Likewise.
9510 (find_partition_for): Likewise.
9511 (update_reference_counts): Likewise.
9512 (dump_may_aliases_for): Likewise.
9513 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9514 (add_call_clobber_ops): Likewise.
9515 (add_call_read_ops): Likewise.
9516 (get_asm_expr_operands): Likewise.
9517 * tree-into-ssa.c (dump_decl_set): Likewise.
9518 (update_ssa): Likewise.
9519 * tree-sra.c (scan_function): Likewise.
9520 (decide_instantiations): Likewise.
9521 (scalarize_parms): Likewise.
9522 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9523 (dsa_named_for): Likewise.
9524 * tree-ssa-structalias.c (update_alias_info): Likewise.
9525 (merge_smts_into): Likewise.
9527 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9530 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
9531 * c-opts.c (c_common_handle_option): Wall enables
9532 Wvolatile-register-var.
9533 * common.opt: Move Wvolatile-register-var to...
9536 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9538 * common.opt (Wlarger-than=): New.
9539 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
9541 * opts.c (common_handle_option): Handle -Wlarger-than=.
9542 * optc-gen.awk: Likewise.
9543 * opth-gen.awk: Likewise.
9544 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
9545 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9547 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9549 * c-common.c (match_case_to_enum_1): Add appropriate
9550 OPT_W* parameter to warning.
9551 (c_do_switch_warnings): Likewise.
9552 * c-typeck.c (warning_init): Add one more parameter following
9554 (push_init_level): Update call to warning_init.
9555 (pop_init_level): Likewise.
9556 (add_pending_init): Likewise.
9557 (output_init_element: Likewise.
9559 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9562 * toplev.c (toplev_main): If there are warnings or error, print
9563 errors for ignored options.
9564 * opts.c (ignored_options): New static variable.
9565 (postpone_unknown_option_error): New.
9566 (print_ignored_options): New.
9567 (handle_option): Postpone errors for unknown -Wno-* options.
9568 * opts.h (print_ignored_options): Declare.
9570 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
9572 * config/mips/mips.md (loadgp_blockage, blockage): Change type
9575 2008-02-25 Richard Guenther <rguenther@suse.de>
9578 2008-02-25 Richard Guenther <rguenther@suse.de>
9580 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9581 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9582 (lookup_decl_from_uid): Declare.
9583 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9584 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9585 (decl_for_uid_map): New global hashtable mapping DECL_UID
9587 (init_ttree): Allocate it.
9588 (insert_decl_to_uid_decl_map): New helper function.
9589 (make_node_stat): Insert new decls into the map.
9590 (copy_node_stat): Likewise.
9591 (lookup_decl_from_uid): New function.
9592 (print_decl_for_uid_map_statistics): New helper.
9593 (dump_tree_statistics): Call it.
9595 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9596 (referenced_var_iterator): Adjust.
9597 (FOR_EACH_REFERENCED_VAR): Adjust.
9598 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9599 (num_referenced_vars): Adjust.
9600 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9601 (first_referenced_var): Remove.
9602 (end_referenced_vars_p): Likewise.
9603 (next_referenced_var): Likewise.
9604 (referenced_var_iterator_set): New helper function.
9605 * tree-dfa.c (referenced_var_lookup): Adjust.
9606 (referenced_var_check_and_insert): Likewise.
9607 (remove_referenced_var): Likewise.
9608 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9609 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9610 (verify_call_clobbering): Likewise.
9611 (verify_memory_partitions): Likewise.
9612 (init_tree_ssa): Allocate bitmap instead of hashtable for
9614 (delete_tree_ssa): Adjust.
9615 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9616 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9617 (compute_tag_properties): Likewise.
9618 (set_initial_properties): Likewise.
9619 (find_partition_for): Likewise.
9620 (update_reference_counts): Likewise.
9621 (dump_may_aliases_for): Likewise.
9622 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9623 (add_call_clobber_ops): Likewise.
9624 (add_call_read_ops): Likewise.
9625 (get_asm_expr_operands): Likewise.
9626 * tree-into-ssa.c (dump_decl_set): Likewise.
9627 (update_ssa): Likewise.
9628 * tree-sra.c (scan_function): Likewise.
9629 (decide_instantiations): Likewise.
9630 (scalarize_parms): Likewise.
9631 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9632 (dsa_named_for): Likewise.
9633 * tree-ssa-structalias.c (update_alias_info): Likewise.
9634 (merge_smts_into): Likewise.
9636 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9639 * doc/invoke.texi (-fcx-limited-range): Document new option.
9640 * toplev.c (process_options): Handle -fcx-fortran-rules.
9641 * common.opt: Add documentation for -fcx-fortran-rules.
9643 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9646 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
9647 actual behaviour and C99.
9649 2008-02-26 Ben Elliston <bje@au.ibm.com>
9651 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
9652 (ASM_CPU_POWER6_SPEC): Likewise.
9653 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
9654 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
9655 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
9657 2008-02-25 Richard Guenther <rguenther@suse.de>
9659 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9660 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9661 (lookup_decl_from_uid): Declare.
9662 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9663 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9664 (decl_for_uid_map): New global hashtable mapping DECL_UID
9666 (init_ttree): Allocate it.
9667 (insert_decl_to_uid_decl_map): New helper function.
9668 (make_node_stat): Insert new decls into the map.
9669 (copy_node_stat): Likewise.
9670 (lookup_decl_from_uid): New function.
9671 (print_decl_for_uid_map_statistics): New helper.
9672 (dump_tree_statistics): Call it.
9674 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9675 (referenced_var_iterator): Adjust.
9676 (FOR_EACH_REFERENCED_VAR): Adjust.
9677 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9678 (num_referenced_vars): Adjust.
9679 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9680 (first_referenced_var): Remove.
9681 (end_referenced_vars_p): Likewise.
9682 (next_referenced_var): Likewise.
9683 (referenced_var_iterator_set): New helper function.
9684 * tree-dfa.c (referenced_var_lookup): Adjust.
9685 (referenced_var_check_and_insert): Likewise.
9686 (remove_referenced_var): Likewise.
9687 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9688 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9689 (verify_call_clobbering): Likewise.
9690 (verify_memory_partitions): Likewise.
9691 (init_tree_ssa): Allocate bitmap instead of hashtable for
9693 (delete_tree_ssa): Adjust.
9694 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9695 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9696 (compute_tag_properties): Likewise.
9697 (set_initial_properties): Likewise.
9698 (find_partition_for): Likewise.
9699 (update_reference_counts): Likewise.
9700 (dump_may_aliases_for): Likewise.
9701 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9702 (add_call_clobber_ops): Likewise.
9703 (add_call_read_ops): Likewise.
9704 (get_asm_expr_operands): Likewise.
9705 * tree-into-ssa.c (dump_decl_set): Likewise.
9706 (update_ssa): Likewise.
9707 * tree-sra.c (scan_function): Likewise.
9708 (decide_instantiations): Likewise.
9709 (scalarize_parms): Likewise.
9710 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9711 (dsa_named_for): Likewise.
9712 * tree-ssa-structalias.c (update_alias_info): Likewise.
9713 (merge_smts_into): Likewise.
9715 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
9718 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
9719 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
9720 * alias.h (nonoverlapping_memrefs_p): Likewise.
9722 2008-02-25 Jan Beulich <jbeulich@novell.com>
9724 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
9725 * config/i386/netware-libgcc.exp: Add __bswap?i2,
9726 __emultls_get_address, __emultls_register_common,
9727 __floatundi?f, and _Unwind_GetIPInfo.
9728 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
9729 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
9730 (gen_regparm_prefix): Likewise.
9731 (i386_nlm_encode_section_info): Sync with
9732 config/i386/winnt.c:i386_pe_encode_section_info().
9733 (i386_nlm_maybe_mangle_decl_assembler_name): New.
9734 i386_nlm_mangle_decl_assembler_name): New.
9735 (netware_override_options): New.
9736 * config/i386/netware.h (netware_override_options): Declare.
9737 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
9738 (i386_nlm_mangle_decl_assembler_name): Declare.
9739 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
9741 2008-02-25 Ben Elliston <bje@au.ibm.com>
9744 * c-decl.c (grokdeclarator): Remove unused local variables
9745 `typedef_type' and `type_as_written'.
9747 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
9748 unused local variable `has_hot_blocks'.
9749 (fix_crossing_conditional_branches): Remove unused local variable
9752 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
9755 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
9756 using DEF_C99_BUILTIN.
9757 (BUILT_IN_NANF): Ditto.
9758 (BUILT_IN_NANL): Ditto.
9760 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
9761 Revital Eres <eres@il.ibm.com>
9763 * modulo-sched.c (calculate_must_precede_follow): Address TODO
9764 regarding the order of two dependent insns in the same row.
9766 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
9768 * stor-layout.c (layout_decl): Do not bump the alignment of a
9769 bit-field to more than byte alignment if it is packed.
9771 2008-02-24 David Edelsohn <edelsohn@gnu.org>
9773 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
9776 2008-02-24 Diego Novillo <dnovillo@google.com>
9778 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
9781 * tree-vrp.c (vrp_evaluate_conditional): With
9782 -Wtype-limits, emit a warning when comparing against a
9783 constant outside the natural range of OP0's type.
9784 * c.opt (Wtype-limits): Move ...
9785 * common.opt (Wtype-limits): ... here.
9787 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
9789 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
9790 * config/rs6000/e300c2c3.md: New file.
9791 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9793 (rs6000_override_options): Add e300c2 and e300c3 cases to
9794 processor_target_table. Do not allow usage of Altivec or Spe
9795 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
9796 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
9797 * config/rs6000/rs6000.h (processor_type): Add
9798 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
9799 (ASM_CPU_SPEC): Add e300c2 and e300c3.
9800 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
9801 and ppce300c3. Include e300c2c3.md.
9803 2008-02-23 David Edelsohn <edelsohn@gnu.org>
9805 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
9806 instead of TARGET_STRICT_ALIGN.
9808 2008-02-23 Joseph Myers <joseph@codesourcery.com>
9810 * explow.c (memory_address): Assert that the generated address is
9813 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9816 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
9817 * config/darwin-ppc-ldouble-patch.def: New file.
9818 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
9819 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
9820 SUBTARGET_INIT_BUILTINS if defined.
9821 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
9824 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
9827 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
9828 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
9830 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
9833 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
9834 file" warning condtional on -Winvalid-PCH.
9836 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
9838 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
9840 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
9844 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
9845 prevent reload from using MMX registers.
9846 (*mov<mode>_internal): Ditto.
9847 (*movv2sf_internal_rex64): Ditto.
9848 (*movv2sf_internal): Ditto.
9850 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9852 PR documentation/31569
9853 * doc/install.texi2html: Use makeinfo --no-number-sections.
9855 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9857 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
9858 ensure that we can address an entire entity > 8 bytes. Don't
9859 generate reg+reg addressing for such data.
9861 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9863 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
9864 strings when optimizing for size, unless the target cares about
9867 2008-02-22 Tom Tromey <tromey@redhat.com>
9869 * regclass.c (current_pass): Remove declaration.
9871 2008-02-22 Anatoly Sokolov <aesok@post.ru>
9873 * config/avr/libgcc.S (__RAMPZ__): Define.
9874 (__do_copy_data): Add for devices with 128KB code memory.
9876 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9878 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9880 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
9882 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
9884 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
9887 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9890 * c-typeck.c (build_binary_op): Warn about floating point
9891 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
9893 2008-02-21 Janis Johnson <janis187@us.ibm.com>
9896 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
9897 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
9899 (rs6000_override_options): Set altivec_abi as default, not override,
9900 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
9901 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
9902 is used; use new member spe_abi.
9903 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
9904 spe_abi and altivec_abi.
9906 2008-02-22 Tomas Bily <tbily@suse.cz>
9908 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
9910 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9913 * config.build (build_file_translate): Set to `CMD //c' only if
9915 * Makefile.in (build_file_translate): Improve comment.
9917 2008-02-21 Jan Hubicka <jh@suse.cz>
9919 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
9920 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
9921 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
9923 2008-02-21 Michael Matz <matz@suse.de>
9926 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
9928 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
9930 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
9931 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
9933 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
9934 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
9935 SSE_VEC_FLOAT_MODE_P as insn constraint.
9936 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
9937 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
9938 sse4a_movntdf using MODEF mode iterator.
9939 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
9940 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
9941 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
9942 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
9943 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
9944 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
9945 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
9947 2008-02-21 Richard Guenther <rguenther@suse.de>
9949 * tree.def (PAREN_EXPR): New tree code.
9950 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
9952 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
9953 * expr.c (expand_expr_real_1): Likewise.
9954 * tree-inline.c (estimate_num_insns_1): Likewise.
9955 * tree-complex.c (expand_complex_move): Likewise.
9956 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
9959 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
9962 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
9964 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
9967 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
9969 * config/sh/sh.c (find_barrier): Don't go past
9970 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
9972 2008-02-20 DJ Delorie <dj@redhat.com>
9974 * config/h8300/h8300.md (insv): Force source operand to be a register.
9976 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
9977 as a jump, not as a plain insn.
9979 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
9981 * doc/invoke.texi (Warning Options): Add new option
9982 -Wframe-larger-than=.
9983 (-Wframe-larger-than): Document.
9985 * flags.h (warn_frame_larger_than, frame_larger_than_size):
9986 Add declarations for new option variables.
9988 * final.c (final_start_function): Check the frame size
9989 before emission and issue a Wframe-larger-than warning.
9991 * opts.c (warn_frame_larger_than, frame_larger_than_size):
9992 Add definitions for new option variables.
9993 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
9995 * common.opt (Wframe-larger-than=): New option.
9997 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
9999 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
10000 (<sse>_div<mode>3): Ditto.
10001 (<sse>_vmdiv<mode>3): Ditto.
10002 (<sse>_vmsqrt<mode>2): Ditto.
10003 (*smax<mode>3): Ditto.
10004 (sse5_frcz<mode>2): Ditto.
10005 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
10006 as insn constraint.
10008 2008-02-20 Richard Guenther <rguenther@suse.de>
10010 PR middle-end/35265
10011 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
10012 be happy with INTEGRAL_TYPE_P.
10014 2008-02-20 Richard Guenther <rguenther@suse.de>
10016 * fold-const.c (split_tree): Associate floatig-point expressions
10017 if flag_associative_math is set.
10019 2008-02-20 Richard Guenther <rguenther@suse.de>
10021 * tree.h (fold_real_zero_addition_p): Declare.
10022 * fold-const.c (fold_real_zero_addition_p): Export.
10023 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
10024 floating-point operations with zero and one.
10026 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
10028 * doc/install.texi: Correct references to CFLAGS, replacing them
10029 with BOOT_CFLAGS. Document flags used during bootstrap for
10032 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
10034 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
10035 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
10036 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
10038 (smin<mode>3): Ditto from similar patterns.
10039 (smax<mode>3): Ditto.
10040 (*ieee_smin<mode>3): Ditto.
10041 (*ieee_smax<mode>3): Ditto.
10042 * config/i386/sse.md (sse): New mode attribute.
10043 (mov<mode>): Macroize expander from movv4sf and movv2df using
10044 SSEMODEF2P mode iterator.
10045 (<sse>_movnt<mode>): Ditto from similar patterns. Use
10046 SSE_VEC_FLOAT_MODE_P as insn constraint.
10047 (storent<mode>): Ditto.
10048 (storent<mode>): Macroize expander from storentsf and storentdf using
10049 MODEF mode iterator.
10050 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
10051 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
10052 (abs<mode>2): Ditto from similar patterns.
10053 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
10054 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
10055 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
10056 (<sse>_vmsqrt<mode>2): Ditto.
10057 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
10058 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
10059 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
10060 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
10061 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
10062 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
10063 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
10065 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
10066 iterator and SSE_FLOAT_MODE_P as insn constraint.
10067 (<sse>_ucomi): Ditto from similar patterns.
10068 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
10069 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
10070 SSE_VEC_FLOAT_MODE_P as insn constraint.
10071 (vcond<mode>): Ditto from similar patterns.
10072 (and<mode>3, *and<mode>3): Ditto.
10073 (<sse>_nand<mode>3): Ditto.
10074 (ior<mode>3, *ior<mode>3): Ditto.
10075 (xor<mode>3, *xor<mode>3): Ditto.
10076 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
10077 iterator and SSE_FLOAT_MODE_P as insn constraint.
10078 (*nand<mode>3): Ditto from similar patterns.
10079 (*ior<mode>3): Ditto.
10080 (*xor<mode>3): Ditto.
10082 2008-02-20 Ira Rosen <irar@il.ibm.com>
10084 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
10085 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
10086 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
10088 2008-02-19 Jan Hubicka <jh@suse.cz>
10090 * predict.c (tree_bb_level_predictions): Remove variable next
10091 mistakely introduced by previous commit.
10093 2008-02-19 Jan Hubicka <jh@suse.cz>
10095 * predict.c (predict_paths_leading_to): Rewrite.
10096 (predict_paths_for_bb): New.
10097 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
10099 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10102 * Makefile.in (build_file_translate): New.
10103 (gcc-vers.texi): Use it for translating $(abs_srcdir).
10104 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
10105 * configure.ac (build_file_translate): Substitute it.
10106 * configure: Regenerate.
10108 2008-02-19 Jan Hubicka <jh@suse.cz>
10110 PR rtl-optimization/34408
10111 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
10114 2008-02-19 Jan Hubicka <jh@suse.cz>
10116 PR middle-end/28779
10117 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
10120 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
10123 * config/i386/i386-modes.def: Revert the last DI alignment
10124 change until Ada people can look into it.
10126 2008-02-19 Nick Clifton <nickc@redhat.com>
10128 * opts.c (print_specific_help): Fix typo in --help text.
10130 2008-02-19 Jakub Jelinek <jakub@redhat.com>
10133 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
10134 32-bit inline asm without asm alternatives for host GCC < 3.0.
10136 2008-02-19 Richard Guenther <rguenther@suse.de>
10138 PR tree-optimization/34989
10139 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
10140 Allow propagation to INDIRECT_REF if we can simplify only.
10142 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10144 * c-common.c (warn_for_collisions_1): Use appropriate option when
10147 2008-02-19 Nick Clifton <nickc@redhat.com>
10150 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
10151 (handle_options): Fix indentation.
10152 (print_filtered_help): If no language-specific options were
10153 displayed tell the user how to list all the options supported by
10154 the language's front-end.
10155 (print_specific_help): Fix indentation and remove duplicate line.
10156 (common_handle_option): Handle the -v option.
10157 For --help enable the display of undocumented options if the -v
10158 switch has been included on the command line.
10159 For --help= check for overlaps in the arguments between the option
10160 classes and the language names and issue a warning when they
10161 cannot be disambiguated.
10162 * c.opt (v): Pass on to the common option handler.
10164 2008-02-19 Revital Eres <eres@il.ibm.com>
10166 * modulo-sched.c (sms_schedule): Change dump message when
10167 create_ddg function fails.
10168 (try_scheduling_node_in_cycle): Rename row to cycle.
10169 (print_partial_schedule): Rename CYCLE to ROW.
10171 2008-02-19 Christian Bruel <christian.bruel@st.com>
10172 Zdenek Dvorak <ook@ucw.cz>
10174 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
10176 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
10179 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
10180 (*x86_movdicc_0_m1_se): Ditto.
10182 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
10184 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
10185 (CMPtype): Define as __gcc_CMPtype.
10186 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
10187 (CMPtype): Define as __gcc_CMPtype.
10189 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
10191 Support valgrind 3.3 for --enable-checking=valgrind.
10192 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
10194 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
10195 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
10196 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
10197 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
10198 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
10199 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
10200 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
10202 * ggc-zone.c: Similar.
10203 * ggc-page.c: Similar.
10205 2008-02-19 Paul Brook <paul@codesourcery.com>
10208 * config/arm/ieee754-df.S: Fix do_it typo.
10209 * config/arm/ieee754-sf.S: Fix do_it typo.
10211 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
10214 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
10215 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
10216 (OPTION_MASK_ISA_SSE_SET): Likewise.
10217 (OPTION_MASK_ISA_SSE2_SET): Likewise.
10218 (OPTION_MASK_ISA_SSE3_SET): Likewise.
10219 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
10220 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
10221 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
10222 (OPTION_MASK_ISA_SSE4_SET): Likewise.
10223 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
10224 (OPTION_MASK_ISA_SSE5_SET): Likewise.
10225 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
10226 (OPTION_MASK_ISA_MMX_UNSET): Updated.
10227 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
10228 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
10229 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
10230 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
10231 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
10232 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
10233 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
10234 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
10235 (OPTION_MASK_ISA_SSE4): Removed.
10236 (ix86_handle_option): Turn on bits in ix86_isa_flags and
10237 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
10238 (override_options): Don't turn on implied SSE/MMX bits in
10241 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
10243 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10246 2008-02-18 Joey Ye <joey.ye@intel.com>
10248 PR middle-end/34921
10249 * tree-nested.c (insert_field_into_struct): Set type alignment
10250 to field alignment if the former is less than the latter.
10252 2008-02-18 Jakub Jelinek <jakub@redhat.com>
10254 * BASE-VER: Set to 4.4.0.
10256 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10258 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
10259 * doc/cfg.texi: Likewise.
10260 * doc/extend.texi: Likewise.
10261 * doc/gty.texi: Likewise.
10262 * doc/invoke.texi: Likewise.
10263 * doc/loop.texi: Likewise.
10264 * doc/md.texi: Likewise.
10265 * doc/passes.texi: Likewise.
10266 * doc/rtl.texi: Likewise.
10267 * doc/sourcebuild.texi: Likewise.
10268 * doc/tm.texi: Likewise.
10269 * doc/tree-ssa.texi: Likewise.
10271 2008-02-17 Richard Guenther <rguenther@suse.de>
10273 PR middle-end/35227
10274 * tree-complex.c (init_parameter_lattice_values): Handle parameters
10275 without default definition.
10277 2008-02-17 Richard Guenther <rguenther@suse.de>
10279 PR tree-optimization/35231
10280 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
10283 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
10286 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10287 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
10288 libgcc_cmp_return mode.
10290 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10293 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
10295 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
10297 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
10300 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10302 * doc/c-tree.texi: Use `@.' where appropriate.
10303 * doc/extend.texi: Likewise.
10304 * doc/install.texi: Likewise.
10305 * doc/invoke.texi: Likewise.
10306 * doc/loop.texi: Likewise.
10307 * doc/makefile.texi: Likewise.
10308 * doc/md.texi: Likewise.
10309 * doc/passes.texi: Likewise.
10310 * doc/standards.texi: Likewise.
10311 * doc/tm.texi: Likewise.
10313 2008-02-15 Jakub Jelinek <jakub@redhat.com>
10315 PR middle-end/35196
10316 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
10318 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
10319 rather than in entry_bb.
10321 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10323 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
10324 libgcc_cmp_return mode.
10326 2008-02-15 Jakub Jelinek <jakub@redhat.com>
10328 PR middle-end/35130
10329 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
10330 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
10332 2008-02-15 Richard Guenther <rguenther@suse.de>
10333 Zdenek Dvorak <ook@ucw.cz>
10335 PR tree-optimization/35164
10336 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
10337 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
10338 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
10339 Only propagate addresses which do not have abnormal SSA_NAMEs
10342 2008-02-15 Joseph Myers <joseph@codesourcery.com>
10345 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
10347 2008-02-15 Jan Hubicka <jh@suse.cz>
10349 PR middle-end/35149
10350 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
10352 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10354 PR middle-end/34621
10355 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
10356 when calculating alignment_pad.
10358 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10360 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
10361 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
10362 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
10363 and STACK_BOUNDARY define.
10365 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
10367 PR preprocessor/35061
10368 * c-pragma.c (handle_pragma_pop_macro): Check that
10369 pushed_macro_table has been allocated.
10371 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
10373 PR middle-end/35136
10374 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
10375 (force_gimple_operand): Likewise.
10376 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
10377 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
10378 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
10379 (find_interesting_uses_address): Check addressability and alignment
10380 of the base expression only after substituting bases of IVs into it.
10382 2008-02-14 Michael Matz <matz@suse.de>
10385 * function.c (instantiate_virtual_regs_in_insn): Reload address
10386 before falling back to reloading the whole operand.
10388 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
10390 * config/s390/s390.c (s390_mainpool_start): Emit the pool
10391 before the first section switch note.
10393 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10395 * doc/bugreport.texi: Update copyright years.
10396 * doc/c-tree.texi: Likewise.
10397 * doc/cfg.texi: Likewise.
10398 * doc/cpp.texi: Likewise.
10399 * doc/cppinternals.texi: Likewise.
10400 * doc/fragments.texi: Likewise.
10401 * doc/frontends.texi: Likewise.
10402 * doc/gcc.texi: Likewise.
10403 * doc/gty.texi: Likewise.
10404 * doc/hostconfig.texi: Likewise.
10405 * doc/implement-c.texi: Likewise.
10406 * doc/libgcc.texi: Likewise.
10407 * doc/loop.texi: Likewise.
10408 * doc/makefile.texi: Likewise.
10409 * doc/options.texi: Likewise.
10410 * doc/passes.texi: Likewise.
10411 * doc/rtl.texi: Likewise.
10412 * doc/sourcebuild.texi: Likewise.
10413 * doc/standards.texi: Likewise.
10414 * doc/tree-ssa.texi: Likewise.
10415 * doc/trouble.texi: Likewise.
10417 * doc/extend.texi: Use @: or add comma where appropriate.
10418 * doc/invoke.texi: Likewise.
10419 * doc/tm.texi: Likewise.
10421 2008-02-14 Alan Modra <amodra@bigpond.net.au>
10424 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
10427 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
10429 * doc/md.texi (clz, ctz): Add reference.
10430 * doc/rtl.texi (clz, ctz): Likewise.
10432 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10435 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
10438 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
10440 * config/s390/s390.c (struct constant_pool): New field
10441 emit_pool_after added.
10442 (s390_mainpool_start): Set the emit_pool_after flag according
10443 to the section switch notes.
10444 (s390_mainpool_finish): Consider emit_pool_after when emitting
10445 the literal pool at the end of the function.
10446 (s390_chunkify_start): Force literal pool splits at section
10449 2008-02-13 Michael Matz <matz@suse.de>
10452 * var-tracking.c (clobber_variable_part): Correctly traverse the
10455 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10458 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
10459 Add -fdump-ipa-inline.
10460 * tree-dump.c (dump_files): Remove tree-inlined dump.
10461 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
10463 2008-02-12 Richard Guenther <rguenther@suse.de>
10465 PR tree-optimization/35171
10466 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
10469 2008-02-12 Richard Guenther <rguenther@suse.de>
10471 PR middle-end/35163
10472 * fold-const.c (fold_widened_comparison): Use get_unwidened in
10473 value-preserving mode. Disallow final truncation.
10475 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
10477 PR middle-end/35136
10478 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
10479 code from here to...
10480 (force_gimple_operand): ...here.
10482 2008-02-12 Jakub Jelinek <jakub@redhat.com>
10485 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
10486 non-compatible pointers.
10487 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
10488 different FIELD_DECLs, try harder by comparing field offsets, sizes
10491 PR inline-asm/35160
10492 * function.c (match_asm_constraints_1): Don't replace the same input
10495 2008-02-12 Anatoly Sokolov <aesok@post.ru>
10497 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
10498 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
10499 (expand_epilogue): Restore RAMPZ register.
10500 * config/avr/avr.md (RAMPZ_ADDR): New constant.
10502 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
10504 * config/i386/cygwin.asm: (__alloca): Correct calling
10505 convention and alignment.
10506 (__chkstk): Force 8 byte stack alignment.
10508 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
10509 Richard Guenther <rguenther@suse.de>
10511 PR tree-optimization/33992
10512 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
10513 the zero we compare against.
10515 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
10517 PR libfortran/35063
10518 * gthr-win32.h (__gthread_mutex_destroy_function): New function
10519 to CloseHandle after unlocking to prevent accumulation of handle
10522 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10524 PR middle_end/34150
10525 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
10526 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
10527 and update LABEL_NUSES during and after reload.
10529 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
10531 PR middle-end/34627
10532 * combine.c (simplify_if_then_else): Make sure the comparison is
10533 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
10535 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
10538 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
10539 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
10540 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
10541 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
10542 * tree.h (get_type_static_bounds): Likewise.
10544 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10546 * doc/invoke.texi (Option Summary, C++ Dialect Options)
10547 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10548 Make -Wfoo language annotations match what the compiler outputs.
10550 2008-02-08 Sa Liu <saliu@de.ibm.com>
10552 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
10553 intrinsics spu_convts, spu_convtu, spu_convtf.
10555 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
10557 * doc/extend.texi (Function Attributes) <noinline>: Mention
10558 asm ("") as method to keep calls.
10560 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10563 * doc/options.texi (Options): Replace references to opts.sh with
10565 * opts-common.c: Likewise.
10566 * optc-gen.awk: Likewise.
10568 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
10570 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
10572 2008-02-07 Richard Henderson <rth@redhat.com>
10575 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
10576 EXPR_LIST for the REG_EQUAL instead of a comparison with a
10579 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
10581 PR tree-optimization/35085
10582 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
10583 for operand entry oe2 in addition to operand entry oe3 in order to
10584 expose more opportunities for vectorizer sum reduction.
10586 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10589 * Makefile.in (LIBS): Remove $(GMPLIBS).
10590 (cc1-dummy, cc1): Add $(GMPLIBS).
10592 2008-02-06 Jan Hubicka <jh@suse.cz>
10595 * i386.md (moddf_integer): Do not produce partial memory stalls for
10596 targets where it hurts.
10598 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
10601 * optabs.c (expand_float): Do not check for decimal modes when
10602 expanding unsigned integer through signed conversion.
10604 2008-02-06 Nick Clifton <nickc@redhat.com>
10606 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
10607 inside the clobber with a match_operand and duplicated operand
10608 number in the constraint.
10609 (ineqbranchsi): Delete redundant comment.
10611 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
10613 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
10614 builtin_define ("__USE_INIT_FINI__").
10615 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
10617 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
10619 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10621 PR documentation/30330
10622 * doc/invoke.texi (C++ Dialect Options)
10623 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10624 For each warning option -Wfoo that allows -Wno-foo, ensure both
10625 -Wfoo and -Wno-foo are listed in the option index. Fix index
10626 entry of -Wswitch-default, index -Wnormalized= including the
10627 `=', and -Wlarger-than-@var{len} including @var{len}.
10629 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
10631 * config/i386/i386.md (floatunssisf2): Use
10632 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
10633 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
10634 Macroize expander using MODEF mode iterator.
10636 2008-02-05 Diego Novillo <dnovillo@google.com>
10638 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
10641 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
10643 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10646 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
10648 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
10651 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
10652 to indicate if a message should be generated.
10653 (init_cumulative_args): Updated.
10654 (function_value_32): Likewise.
10656 2008-02-05 Joseph Myers <joseph@codesourcery.com>
10658 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
10660 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
10663 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
10664 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
10666 2008-02-04 Diego Novillo <dnovillo@google.com>
10668 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
10671 * tree-vrp.c (vrp_evaluate_conditional): With
10672 -Wtype-limits, emit a warning when comparing against a
10673 constant outside the natural range of OP0's type.
10675 2008-02-04 Richard Guenther <rguenther@suse.de>
10677 PR middle-end/33631
10678 * expr.c (count_type_elements): Give for unions instead of
10681 2008-02-04 Richard Guenther <rguenther@suse.de>
10683 PR middle-end/35043
10684 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
10685 to TYPE_DOMAINs base type instead of using bitsizetype here.
10687 2008-02-03 Jason Merrill <jason@redhat.com>
10689 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
10691 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10694 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
10695 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
10696 (RS/6000 and PowerPC Options): Fix typos and markup.
10697 * doc/passes.texi (Tree-SSA passes): Likewise.
10699 2008-02-02 Michael Matz <matz@suse.de>
10702 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
10703 from record_last_reg_set_info.
10704 (record_last_reg_set_info): Take an RTX argument, iterate over all
10705 constituent hardregs.
10706 (record_last_set_info, record_opr_changes): Change calls to
10707 new signature or to record_last_reg_set_info_regno.
10709 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
10711 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
10713 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
10715 PR rtl-optimization/34773
10716 * reg-notes.def (EQUAL): Mention significance of combination of
10717 REG_EQUAL and REG_RETVAL.
10718 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
10719 insn that has a REG_RETVAL.
10721 2008-02-01 Roger Sayle <roger@eyesopen.com>
10724 * configure.ac (--enable-fixed-point): Disable unless explicitly
10726 * configure: Regenerate.
10728 2008-02-01 Richard Guenther <rguenther@suse.de>
10731 * invoke.texi (-finline-limit): Remove no longer true parts
10732 of the documentation. Note that there is no default value.
10734 2008-02-01 Andrew Pinski <pinskia@gmail.com>
10735 Mark Mitchell <mark@codesourcery.com>
10736 Ben Elliston <bje@au.ibm.com>
10739 * doc/extend.texi (Other Builtins): Document.
10741 2008-01-31 Tom Browder <tom.browder@gmail.com>
10743 * doc/c-tree.texi (Types): Fix grammar.
10744 (Expression trees): Ditto.
10745 * doc/passes.texi (Tree-SSA passes): Ditto.
10747 * doc/configterms.texi (Configure Terms): Fix typo.
10748 * doc/cpp.texi (Common Predefined Macros): Ditto.
10749 * doc/md.texi (Machine Constraints): Ditto.
10751 * doc/makefile.texi (Makefile): Add comma.
10753 2008-01-31 Tom Browder <tom.browder@gmail.com>
10754 Gerald Pfeifer <gerald@pfeifer.com>
10756 * doc/sourcebuild.texi (Front End): Remove references to CVS
10757 and CVSROOT/modules.
10758 (Texinfo Manuals): Replace reference to CVS by one to SVN.
10759 (Back End): Remove reference to CVS.
10761 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
10764 * config/mips/mips.c (gen_load_const_gp): New function, taking a
10766 (mips16_gp_pseudo_reg): ...here.
10767 * config/mips/mips.md (load_const_gp): Replace with...
10768 (load_const_gp_<mode>): ...this :P-based insn.
10770 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10772 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
10773 options. Minor fixes.
10774 (-std): Move reference to standards closer to where language
10775 standards are first mentioned.
10777 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
10779 PR rtl-optimization/34995
10780 * reload.c (alternative_allows_const_pool_ref): Take an rtx
10781 parameter and return a bool. If the rtx parameter is nonnull,
10782 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
10783 (find_reloads): Update call accordingly. Pass the new operand
10784 if it needed no address reloads, otherwise pass null.
10786 2008-01-30 Richard Henderson <rth@redhat.com>
10789 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
10790 for unbounded arrays.
10792 2008-01-30 Silvius Rus <rus@google.com>
10794 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
10796 2008-01-30 Jan Hubicka <jh@suse.cz>
10799 * i386.c (init_cumulative_args): Use real function declaration when
10802 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
10804 PR rtl-optimization/34998
10805 * global.c (build_insn_chain): Treat non-subreg_lowpart
10806 SUBREGs of pseudos as clobbering all the words covered by the
10807 SUBREG, not just all the bytes.
10808 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
10809 original df_ref rather than an extract parameter.
10810 (global_conflicts): Update call accordingly.
10812 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
10814 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
10815 the overflow check to make it easier to read.
10816 (__fixtfdi): Change the type of the ll member in union
10817 long_double to UDItype_x.
10819 2008-01-30 Jakub Jelinek <jakub@redhat.com>
10821 PR middle-end/34969
10822 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
10823 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
10824 * tree-inline.c (fold_marked_statements): Call
10825 cgraph_update_edges_for_call_stmt if folding a call statement.
10826 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
10827 debug_generic_stmt calls, reset it back afterwards.
10830 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
10832 * c-typeck.c (build_external_ref): Don't pedwarn about
10833 static vars in current function's scope.
10835 2008-01-29 Joseph Myers <joseph@codesourcery.com>
10837 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
10839 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
10842 * ipa-struct-reorg.c: Fix spelling.
10843 * params.def: Ditto.
10845 2008-01-29 Richard Guenther <rguenther@suse.de>
10847 PR middle-end/35006
10848 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
10850 * tree-inline.c (remap_type): Increment remapping_type_depth
10851 around remapping types.
10852 (copy_body_r): Only add referenced variables if they are referenced
10853 from code, not types.
10855 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
10866 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
10867 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
10869 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
10872 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
10873 pointer for tiny stack.
10875 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
10877 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
10879 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
10881 * config/vx-common.h: Fix typo in comment.
10883 2008-01-28 Ian Lance Taylor <iant@google.com>
10887 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
10888 coalesce pointers if they have different DECL_NO_TBAA_P values.
10889 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
10890 between variables with different DECL_NO_TBAA_P values.
10892 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
10895 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
10896 are not legitimate small data references on SPE targets.
10898 2008-01-28 David Daney <ddaney@avtrex.com>
10900 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
10902 2008-01-28 David Daney <ddaney@avtrex.com>
10904 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
10906 2008-01-27 Joseph Myers <joseph@codesourcery.com>
10908 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
10909 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
10910 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
10911 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
10912 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10913 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
10914 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
10915 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
10917 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10919 * basic-block.h (condjump_equiv_p): Fix comment.
10921 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10923 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
10924 print_generic_stmt_indented): Fix comment.
10926 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10928 * configure.ac (__stack_chk_fail): Add detecion for availability
10929 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
10930 * configure: Regenerate.
10932 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
10934 PR middle-end/34688
10935 * final.c (output_addr_const): Handle TRUNCATE.
10937 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
10940 * tree-ssa-loop-ivopts.c (comp_cost): New type.
10941 (zero_cost, infinite_cost): New constants.
10942 (struct cost_pair): Change type of cost to comp_cost.
10943 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
10944 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
10946 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
10947 split_address_cost, ptr_difference_cost, difference_cost,
10948 get_computation_cost_at, get_computation_cost,
10949 determine_use_iv_cost_generic, determine_use_iv_cost_address,
10950 determine_use_iv_cost_condition, determine_use_iv_costs,
10951 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
10952 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
10953 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
10954 Change type of cost to comp_cost.
10955 (determine_iv_cost): Increase cost of non-original ivs, instead
10956 of decreasing the cost of original ones.
10957 (get_address_cost): Indicate the complexity of the addressing mode
10959 (try_add_cand_for): Prefer using ivs not specific to some object.
10960 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
10962 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
10963 Janis Johnson <janis187@us.ibm.com>
10966 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
10967 (TARGET_INSTANTIATE_DECLS): Likewise.
10968 * target.h (expand_to_rtl_hook): New target hook.
10969 (instantiate_decls): Likewise.
10970 * function.c (instantiate_decl): Make non-static. Rename to...
10971 (instantiate_decl_rtl): ... this.
10972 (instantiate_expr): Use instantiate_decl_rtl.
10973 (instantiate_decls_1): Likewise.
10974 (instantiate_decls): Likewise.
10975 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
10976 * function.h (instantiate_decl_rtl): Add prototype.
10977 * cfgexpand.c (target.h): New include.
10978 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
10979 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
10980 (TARGET_INSTANTIATE_DECLS): Likewise.
10981 (TARGET_INITIALIZER): New target hooks added.
10982 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
10984 * config/rs6000/rs6000.c (tree-flow.h): New include.
10985 (machine_function): Add sdmode_stack_slot field.
10986 (rs6000_alloc_sdmode_stack_slot): New function.
10987 (rs6000_instantiate_decls): Likewise.
10988 (rs6000_secondary_memory_needed_rtx): Likewise.
10989 (rs6000_check_sdmode): Likewise.
10990 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
10991 (TARGET_INSTANTIATE_DECLS): Likewise.
10992 (rs6000_hard_regno_mode_ok): Allow SDmode.
10993 (num_insns_constant): Likewise. Handle _Decimal32 constants.
10994 (rs6000_emit_move): Handle SDmode.
10995 (function_arg_advance): Likewise.
10996 (function_arg): Likewise.
10997 (rs6000_gimplify_va_arg): Likewise. Add special handling of
10998 SDmode var args for 32-bit compiles.
10999 (rs6000_secondary_reload_class): Handle SDmode.
11000 (rs6000_output_function_epilogue): Likewise.
11001 (rs6000_function_value): Simplify if statement.
11002 (rs6000_libcall_value): Likewise.
11003 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
11004 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
11005 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
11006 (movsd_hardfloat): New define_insn.
11007 (movsd_softfloat): Likewise.
11008 (movsd_store): Likewise.
11009 (movsd_load): Likewise.
11010 (extendsddd2): Likewise.
11011 (extendsdtd2): Likewise.
11012 (truncddsd2): Likewise.
11013 (movdd_hardfloat64): Fixup comment.
11014 (UNSPEC_MOVSD_LOAD): New constant.
11015 (UNSPEC_MOVSD_STORE): Likewise.
11017 2008-01-26 Jakub Jelinek <jakub@redhat.com>
11020 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
11022 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
11023 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
11024 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
11025 and TRUTH_XOR_EXPR.
11027 2008-01-26 David Edelsohn <edelsohn@gnu.org>
11030 * config.gcc: Separate AIX 5.3 from AIX 6.1.
11031 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
11032 __LONGDOUBLE128 too.
11033 * config/rs6000/aix61.h: New file.
11035 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
11037 PR rtl-optimization/34959
11038 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
11039 popcount and parity rtxes the same mode as their operand.
11040 Truncate or extend the result to the return value's mode
11043 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
11046 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
11047 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
11048 to GOT_VERSION_REGNUM.
11049 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
11050 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
11051 * config/mips/mips.c (mips_emit_call_insn): New function.
11052 (mips_call_tls_get_addr): Call mips_expand_call directly.
11053 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
11055 (mips16_build_call_stub): Likewise. Return the call insn or null.
11056 (mips_expand_call): Update the call to mips16_build_call_stub
11057 accordingly and a remove redundant condition. Assert that MIPS16
11058 stubs do not use lazy binding. Use mips_emit_call_insn and return
11060 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
11062 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
11063 (mips_avoid_hazard): Remove hazard_set handling.
11064 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
11065 (UNSPEC_RESTORE_GP): ...this.
11066 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
11067 (FAKE_CALL_REGNO): Rename to...
11068 (GOT_VERSION_REGNUM): ...this.
11069 (type): Add "ghost" value. Add an associated insn reservation.
11070 (hazard_set): Remove.
11071 (exception_receiver): Rename to...
11072 (restore_gp): ...this and update the unspec identifier accordingly.
11073 (exception_receiver, nonlocal_got_receiver): New expanders.
11074 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
11075 FAKE_CALL_REGNO. Remove hazard_set attribute.
11076 (set_got_version, update_got_version): New patterns.
11078 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
11081 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
11083 2008-01-25 Joseph Myers <joseph@codesourcery.com>
11086 * doc/install.texi2html: Generate gcc-vers.texi.
11088 2008-01-25 DJ Delorie <dj@redhat.com>
11090 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
11092 2008-01-25 Joseph Myers <joseph@codesourcery.com>
11094 * config/c4x: Remove directory.
11095 * config.gcc (crx-*, mt-*): Mark obsolete.
11096 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
11097 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
11098 sh-*-rtemscoff*): Remove cases.
11099 * defaults.h (C4X_FLOAT_FORMAT): Remove.
11100 * real.c (encode_c4x_single, decode_c4x_single,
11101 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
11102 c4x_extended_format): Remove.
11103 * real.h (c4x_single_format, c4x_extended_format): Remove.
11104 * doc/extend.texi (interrupt, naked): Remove mention of attributes
11106 (Pragmas): Remove comment about c4x pragmas.
11107 * doc/install.texi (c4x): Remove target-specific instructions.
11108 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
11109 * doc/md.texi (Machine Constraints): Remove C4x documentation.
11110 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
11111 refer to C4x source files as examples.
11112 (C4X_FLOAT_FORMAT): Remove documentation.
11114 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
11116 * config/bfin/bfin.c (override_options): Reorder tests so that
11117 flag_pic gets enabled for -msep-data.
11119 2008-01-25 Richard Guenther <rguenther@suse.de>
11121 PR middle-end/32244
11122 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
11123 to its bitfield precision if required.
11125 2008-01-25 Jakub Jelinek <jakub@redhat.com>
11127 PR middle-end/33880
11128 * tree-nested.c (walk_omp_for): New function.
11129 (convert_nonlocal_reference, convert_local_reference): Call
11130 walk_omp_for on OMP_FOR.
11131 (convert_call_expr): Call walk_body on OMP_FOR's
11132 OMP_FOR_PRE_INIT_BODY.
11134 2008-01-25 Richard Guenther <rguenther@suse.de>
11136 PR tree-optimization/34966
11137 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
11138 default defs and PHI_NODEs we have to insert after the
11139 defining statement.
11141 2008-01-24 Nick Clifton <nickc@redhat.com>
11143 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
11144 Provide a default definition.
11145 (LIBGCC2_UNITS_PER_WORD): Likewise.
11147 * config/stormy16/stormy16.c: Include df.h for the prototype
11148 for df_regs_ever_live_p.
11149 (xstormy16_expand_builtin_va_start): Convert the stack offset
11150 into a component_ref and then use POINTER_PLUS_EXPR to add it
11151 to the incoming_virtual_args_rtx.
11152 (xstormy16_gimplify_va_arg_expr): Rename to
11153 xstormy16_gimplify_va_arg_expr.
11154 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
11155 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
11156 xstormy16_gimplify_va_arg_expr.
11157 Fix up some formatting issues.
11159 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
11160 Move to predicates.md.
11161 (xs_hi_general_operand): Likewise.
11162 (xs_hi_nonmemory_operand): Likewise.
11163 * config/stormy16/predicates.md:
11164 (xstormy16_carry_plus_operand): New predicate.
11165 (xs_hi_general_operand): New predicate.
11166 (xs_hi_nonmemory_operand): New predicate.
11167 * config/stormy16/stormy16-protos.h:
11168 (xstormy16_carry_plus_operand): Delete prototype.
11169 (xs_hi_general_operand): Likewise.
11170 (xs_hi_nonmemory_operand): Likewise.
11172 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
11173 modifiers as they are no longer needed and they can trigger
11174 reload spill failures.
11176 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
11177 with a match_operand in order to help reload.
11179 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
11180 constraint with 'e' for the 8th alternative as this version of
11181 the mov.w instruction only accepts the lower 8 registers.
11183 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
11186 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
11187 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
11190 2008-01-25 Jakub Jelinek <jakub@redhat.com>
11192 PR middle-end/33333
11193 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
11195 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
11197 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
11199 (remove_structure): Update allocations list before removing structure.
11201 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
11203 * ipa-struct-reorg.c (is_safe_cond_expr,
11204 create_new_stmts_for_cond_expr): Use integer_zerop function,
11205 that recognize not only zero-pointer, but zero-integer too.
11207 2008-01-25 Ben Elliston <bje@au.ibm.com>
11210 * fixproto: Escape "." in sed expression that strips leading "./".
11212 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
11215 * gcc.c (SWITCH_OK): Removed.
11216 (SWITCH_LIVE): Changed to bit.
11217 (SWITCH_FALSE): Likewise.
11218 (SWITCH_IGNORE): Likewise.
11219 (switchstr): Change live_cond to unsigned int.
11220 (process_command): Replace SWITCH_OK with 0.
11221 (do_self_spec): Likewise.
11222 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
11223 (give_switch): Likewise.
11224 (used_arg): Likewise.
11225 (do_spec_1): Set the SWITCH_IGNORE bit.
11226 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
11227 bits. Set the SWITCH_LIVE bit.
11229 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
11231 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
11233 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
11235 PR tree-optimization/34472
11236 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
11237 parameter to a "bool *" and set *DATA to false if there is
11238 an unsafe access. Do not delete the structure here.
11239 (check_cond_exprs): Delete it here instead.
11240 (check_cond_exprs, exclude_cold_structs): Do not increase
11241 I when removing a structure.
11243 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
11246 * config/i386/i386.c (ix86_expand_vector_init): Consider only
11247 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
11249 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
11251 PR middle-end/34934
11252 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
11253 a fixed vector for stack.
11255 2008-01-24 Ben Elliston <bje@au.ibm.com>
11258 * doc/gcc.texi (Software development): Add a direntry for g++.
11260 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
11262 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
11263 stale and straggling -fforce-addr comments above.
11265 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
11267 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
11268 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
11270 2008-01-23 Michael Matz <matz@suse.de>
11273 * dwarf2out.c (force_type_die): Use modified_type_die instead of
11276 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
11278 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
11279 malloc result type.
11281 2008-01-23 Anatoly Sokolov <aesok@post.ru>
11283 * config/avr/avr.c (avr_current_arch): New variable.
11284 (avr_arch_types): Add 'avr31' and 'avr51' entries.
11285 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
11286 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
11287 (avr_override_options): Init 'avr_current_arch'.
11288 (base_arch_s): Move from here...
11289 * config/avr/avr.h (base_arch_s): ... here. Add new members
11290 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
11291 'mega' to 'have_jmp_call'.
11292 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
11293 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
11295 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
11297 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11298 MULTILIB_MATCHES): (Ditto.).
11300 2008-01-23 Richard Guenther <rguenther@suse.de>
11302 PR middle-end/31529
11303 * cgraphunit.c (cgraph_reset_node): Always mark the node
11304 not reachable if it is not queued already.
11306 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
11308 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
11309 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
11310 (cputype_selected): New static variable.
11311 (bfin_handle_option): Set it if -mcpu is used.
11312 (override_option): Select default set of workarounds if no cpu type
11313 selected on the command line.
11314 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
11316 From Michael Frysinger <michael.frysinger@analog.com>
11317 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
11318 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
11320 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
11321 for bf547, bf523, bf524, and bf526.
11322 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
11324 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11325 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
11326 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
11327 __ADSPBF547__ and __ADSPBF54x__ for bf547.
11328 * doc/invoke.texi (Blackfin Options): Document that
11329 -mcpu now accept bf547, bf523, bf524, and bf526.
11331 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
11333 PR rtl-optimization/34628
11334 * combine.c (try_combine): Stop and undo after the first combination
11335 if an autoincrement side-effect on the first insn has effectively
11338 2008-01-22 David Edelsohn <edelsohn@gnu.org>
11341 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
11342 Offset addresses are not valid for Altivec or paired float modes.
11344 2008-01-22 Jakub Jelinek <jakub@redhat.com>
11347 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
11348 if DECL_INITIAL (decl) is error_mark_node.
11351 * c-common.c (handle_vector_size_attribute): Only allow
11352 integral, scalar float and fixed point types. Handle OFFSET_TYPE
11353 the same way as pointer, array etc. types.
11354 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
11357 * tree.c (build_type_attribute_qual_variant): Call
11358 build_qualified_type if attributes are equal, but quals are not.
11360 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11363 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
11364 * flags.h (warn_strict_aliasing): Remove.
11365 (warn_strict_overflow): Remove.
11366 * opts.c (warn_strict_aliasing): Remove.
11367 (warn_strict_overflow): Remove.
11368 * c-opts.c (c_common_handle_option): -Wall only sets
11369 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
11370 (c_common_post_options): Give default values to -Wstrict-aliasing
11371 and -Wstrict-overflow if they are uninitialized.
11372 * common.opt (Wstrict-aliasing): Specify Var and Init.
11373 (Wstrict-overflow): Likewise.
11375 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
11377 PR rtl-optimization/26854
11378 PR rtl-optimization/34400
11379 PR rtl-optimization/34884
11380 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
11382 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
11383 (df_rd_bb_info.expanded_lr_out): Deleted
11384 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
11385 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
11386 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11387 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11388 Removed code to allocate, initialize or free expanded_lr_out.
11389 (df_rd_bb_local_compute_process_def): Restructured to make more
11391 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
11392 sets if the sets are being trimmed.
11394 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
11397 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
11398 (as_vers): Likewise.
11399 * configure: Regenerated.
11401 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11403 PR middle-end/33092
11404 * tree-pass.h (pass_build_alias): New pass.
11405 * tree-ssa-alias.c (gate_build_alias): New.
11406 (pass_build_alias): New.
11407 * passes.c (init_optimization_passes): Add pass_build_alias after
11408 pass_create_structure_vars.
11410 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
11412 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
11413 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
11414 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
11415 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
11416 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
11417 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
11418 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
11419 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
11420 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
11421 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
11422 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
11423 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
11424 * config/s390/s390.md (FP_ALL): New mode iterator.
11425 (_d): New mode attribute.
11426 ("*signbit<mode>2>"): Changed mode of first operand.
11427 ("isinf<mode>2"): Changed mode of first operand.
11428 ("*TDC_insn"): Adaptation for DFP modes.
11430 2008-01-22 Ben Elliston <bje@au.ibm.com>
11432 * tree.c (check_qualified_type): Improve function description.
11434 2008-01-21 Jason Merrill <jason@redhat.com>
11437 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
11438 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
11441 2008-01-21 DJ Delorie <dj@redhat.com>
11443 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
11446 2008-01-21 Richard Guenther <rguenther@suse.de>
11448 PR middle-end/34856
11449 * tree-cfg.c (verify_expr): Allow all invariant expressions
11450 instead of just constant class ones as reference argument.
11451 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
11452 like any other constant.
11453 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
11455 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
11457 * regmove.c (fixup_match_1): Update call crossed frequencies.
11459 2008-01-21 Richard Guenther <rguenther@suse.de>
11462 * tree-inline.c (setup_one_parameter): Deal with mismatched
11463 types using a VIEW_CONVERT_EXPR.
11465 2008-01-21 Alon Dayan <alond@il.ibm.com>
11466 Olga Golovanevsky <olga@il.ibm.com>
11468 PR tree-optimization/34701
11469 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
11470 when the structure size is not a power of 2.
11472 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
11474 * doc/install.texi: Add doc for --enable-checking=df.
11476 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
11478 PR rtl-optimization/34808
11479 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
11481 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11483 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
11486 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11488 PR rtl-optimization/26854
11489 PR rtl-optimization/34400
11490 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
11492 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
11493 (df_rd_bb_info.expanded_lr_out): New.
11494 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
11495 * loop_iv.c (iv_analysis_loop_init): Ditto.
11496 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11497 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11498 Added code to allocate, initialize or free expanded_lr_out.
11499 (df_rd_bb_local_compute_process_def): Restructured to make
11500 more understandable.
11501 (df_rd_confluence_n): Add code to do nothing with fake edges and
11502 code to no apply invalidate_by_call sets if the sets are being trimmed.
11503 (df_lr_local_finalize): Renamed to df_lr_finalize.
11504 (df_live_local_finalize): Renamed to df_live_finalize.
11506 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11509 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
11510 deciding whether to use reciprocal instructions.
11512 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
11514 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
11515 dwarf2out_note_section_used if cold_text_section is NULL.
11517 2008-01-19 Jakub Jelinek <jakub@redhat.com>
11519 PR gcov-profile/34610
11520 * tree-cfg.c (make_edges): Mark both outgoing edges from
11521 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
11522 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
11523 from OMP_FOR and OMP_CONTINUE outgoing edges.
11525 * tree-profile.c (tree_profiling): Return early if
11526 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
11528 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
11529 from cfun to child_cfun.
11530 * function.h (struct function): Add after_tree_profile bit.
11532 2008-01-19 Anatoly Sokolov <aesok@post.ru>
11534 * config/avr/avr.S (_exit): Disable interrupt.
11536 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
11537 Steven Bosscher <stevenb.gcc@gmail.com>
11539 PR rtl-optimization/26854
11540 PR rtl-optimization/34400
11541 * df-problems.c (df_live_scratch): New scratch bitmap.
11542 (df_live_alloc): Allocate df_live_scratch when doing df_live.
11543 (df_live_reset): Clear the proper bitmaps.
11544 (df_live_bb_local_compute): Only process the artificial defs once
11545 since the order is not important.
11546 (df_live_init): Init the df_live sets only with the variables
11547 found live by df_lr.
11548 (df_live_transfer_function): Use the df_lr sets to prune the
11549 df_live sets as they are being computed.
11550 (df_live_free): Free df_live_scratch.
11552 2008-01-18 Ian Lance Taylor <iant@google.com>
11554 * common.opt: Add fmerge-debug-strings.
11555 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
11556 flag_merge_debug_strings rather than flag_merge_constants.
11557 * doc/invoke.texi (Option Summary): Mention
11558 -fmerge-debug-strings.
11559 (Debugging Options): Document -fmerge-debug-strings.
11561 2008-01-18 Ian Lance Taylor <iant@google.com>
11564 * tree.h (DECL_IS_OPERATOR_NEW): Define.
11565 (struct tree_function_decl): Add new field operator_new_flag.
11566 * tree-inline.c (expand_call_inline): When inlining a call to
11567 operator new, force the return value to go into a variable, and
11568 set DECL_NO_TBAA_P on that variable.
11569 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
11571 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
11574 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
11575 DWARF2_DEBUGGING_INFO.
11576 (dwarf2out_note_section_used): Ditto. Add prototype.
11577 (have_multiple_function_sections, text_section_used,
11578 cold_text_section_used, *cold_text_sections): Move declarations
11581 2008-01-17 Bob Wilson <bob.wilson@acm.org>
11583 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
11584 field and add signal_ra.
11585 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
11586 assignments to frame state pc. Move end of stack check after
11587 MD_FALLBACK_FRAME_STATE_FOR.
11588 (uw_update_context_1): Use frame state signal_regs if set, instead
11589 of checking signal_frame flag.
11590 (uw_update_context): Use frame state signal_ra if set.
11591 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
11592 * config/xtensa/linux-unwind.h: New file.
11594 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
11596 * modulo-sched.c (get_sched_window): Fix comment typo.
11598 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
11600 PR tree-optimization/34648
11601 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
11603 2008-01-17 Anatoly Sokolov <aesok@post.ru>
11605 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
11606 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
11608 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
11610 PR rtl-optimization/34400
11611 * df-core.c (df_worklist_dataflow_overeager,
11612 df_worklist_dataflow_doublequeue): New functions.
11613 (df_worklist_dataflow): Two different worklist solvers.
11614 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
11617 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11620 * doc/invoke.texi: Document the dependence on pthread for fopenmp
11621 and ftree-parallelize-loops.
11623 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
11625 PR rtl-optimization/34826
11626 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
11628 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
11630 * global.c (find_reg): Mark the eh regs as used if necessary.
11631 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
11632 * ra.h (struct allocno): no_eh_reg field added. Changed
11633 no_stack_reg type to bitfield.
11635 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
11637 * tree.c (substitute_in_expr): Add missing 'break'.
11639 2008-01-17 Richard Guenther <rguenther@suse.de>
11641 PR tree-optimization/34825
11642 * tree-ssa-math-opts.c (is_division_by): Do not recognize
11643 x / x as division to handle.
11645 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11647 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
11648 "-pthread" is specified.
11649 * pa-hpux11.h (LIB_SPEC): Likewise.
11651 2008-01-16 Janis Johnson <janis187@us.ibm.com>
11652 Peter Bergner <bergner@vnet.ibm.com>
11654 PR rtl-optimization/33796
11655 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
11657 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11659 PR libgfortran/34699
11660 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
11662 * pa-hpux10.h (LINK_SPEC): Likewise.
11663 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
11665 2008-01-16 Richard Guenther <rguenther@suse.de>
11667 PR middle-end/32628
11668 * fold-const.c (fold_convert_const_int_from_int): Do not
11669 set overflow if that occured only because of a sign extension
11670 change when converting from/to a sizetype with the same
11671 precision and signedness.
11673 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
11676 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
11677 location address to the correct place. Update copyright year.
11679 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11681 * lambda-code.c (lambda_transform_legal_p): Handle the case of
11682 no dependences in the dependence_relations vector.
11684 2008-01-16 Jan Hubicka <jh@suse.cz>
11686 PR rtl-optimization/31396
11687 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
11688 * cfg.c (dump_reg_info): Print it.
11689 * regs.h (struct reg_info_t): add freq_calls_crossed.
11690 (REG_FREQ_CALLS_CROSSED): New macro.
11691 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
11692 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
11693 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
11694 regmove_optimize): Update call crossed frequencies.
11695 * local-alloc.c (struct qty): Add freq_calls_crossed.
11696 (alloc_qty): Copute freq_calls_crossed.
11697 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
11698 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
11699 * ra.h (struct allocno): Add freq_calls_crossed.
11701 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11703 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
11704 libgomp when compiling with ftree-parallelize-loops.
11705 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
11707 2008-01-16 Richard Guenther <rguenther@suse.de>
11709 PR tree-optimization/34769
11710 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
11711 * tree.c (int_cst_value): Instead make this function more
11712 permissive in what it accepts as valid input. Document this
11713 function always sign-extends the value.
11715 2008-01-16 Jakub Jelinek <jakub@redhat.com>
11716 Richard Guenther <rguenther@suse.de>
11719 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
11720 (gimple_fold_indirect_ref_rhs): ... this.
11721 (gimple_fold_indirect_ref): New function with foldings
11722 that preserve lvalueness.
11723 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
11724 * tree-flow.h (gimple_fold_indirect_ref): Declare.
11725 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
11726 to fold an INDIRECT_REF, fall back to the old use of
11727 fold_indirect_ref_1.
11729 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11731 * tree-data-ref.c (subscript_dependence_tester_1): Call
11732 free_conflict_function.
11733 (compute_self_dependence): Same.
11735 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
11738 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
11739 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
11741 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
11742 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
11743 for DWARF2_UNWIND_INFO targets.
11745 2008-01-16 Richard Guenther <rguenther@suse.de>
11748 * c-typeck.c (common_pointer_type): Do not merge inconsistent
11749 type qualifiers for function types.
11751 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
11753 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
11754 loop_iterator li from previous commit.
11756 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
11758 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
11760 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
11762 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
11763 (parallelize_loops): Don't parallelize irreducible components.
11765 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11768 * c-opts (c_common_post_options): Do not enable CPP
11769 flag_pedantic_errors by default.
11771 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
11773 PR rtl-optimization/31944
11774 * cse.c (remove_pseudo_from_table): New function.
11775 (merge_equiv_classes): Use above function to remove pseudo-registers.
11776 (invalidate): Likewise.
11778 2008-01-13 Richard Guenther <rguenther@suse.de>
11780 PR middle-end/34601
11781 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
11782 instead of TYPE_MODE to deal with calls from expand_one_error_var.
11784 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
11786 * gcse.c (cprop_jump): Call validate_unshare_change instead of
11787 validate_change to unshare the source of the PC set.
11789 2008-01-12 Jan Hubicka <jh@suse.cz>
11791 PR middle-end/32135
11792 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
11793 references above array bounds. This might trigger bounds checks for
11794 pointers to arrays.
11796 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
11798 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
11799 new_replaceable_dependencies.
11801 2008-01-12 Doug Kwan <dougkwan@google.com>
11803 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
11804 instead of OPT_Wreturn_type in warning due to ignored return type
11806 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
11807 options included in -Wextra.
11808 * c.opt: New option -Wignored_qualifiers.
11809 * doc/invoke.texi (Warning Options, -Wextra): Add new option
11810 -Wignore_qualifiers.
11811 (-Wignored-qualifiers): Document.
11812 (-Wreturn-type): Remove description of functionality now handled
11813 by -Wignored-qualifiers.
11815 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
11818 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
11819 NOP_EXPR if it is between integral types with the same precision.
11821 2008-01-12 Jan Hubicka <jh@suse.cz>
11824 * invoke.texi (max-inline-recursive-depth): Fix default value.
11826 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
11828 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
11831 2008-01-11 Bob Wilson <bob.wilson@acm.org>
11833 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
11835 2008-01-11 James E. Wilson <wilson@specifix.com>
11838 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
11840 2008-01-11 Anatoly Sokolov <aesok@post.ru>
11842 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
11843 save/restore frame pointer register and don't use 'call-prologues'
11844 optimization in function with "OS_task" attribute.
11846 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
11848 PR middle-end/31309
11849 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
11850 when copying to memory.
11852 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
11854 PR rtl-optimization/30905
11855 * cfgcleanup.c: Include dce.h
11856 (crossjumps_occured): New global variable.
11857 (try_crossjump_bb): Exit loop after finding a fallthru edge.
11858 If something changed, set crossjumps_occured to true.
11859 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
11860 Don't add/remove fake edges to exit here...
11861 (cleanup_cfg): ...but do it here, when crossjumping.
11862 Run a fast DCE when successful crossjumps occured in the latest
11863 iteration of try_optimize_cfg.
11865 2008-01-11 Richard Guenther <rguenther@suse.de>
11867 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
11868 (struct vn_unary_op_s): Likewise.
11869 (vn_reference_insert): Free old reference on hash collision.
11871 2008-01-10 Raksit Ashok <raksit@google.com>
11873 PR rtl-optimization/27971
11874 * combine.c (find_split_point): Split PLUS expressions which are
11875 inside a MEM rtx, and whose first operand is complex.
11877 2008-01-10 DJ Delorie <dj@redhat.com>
11879 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
11880 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
11881 (m32c_hard_regno_ok): Call the underlying function.
11883 2008-01-10 Richard Guenther <rguenther@suse.de>
11885 PR middle-end/34683
11886 * tree-cfg.c (tree_merge_blocks): Do not go through the
11887 full-blown folding and stmt updating path if we just deal
11888 with virtual operands.
11889 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
11890 test for abnormal SSA_NAMEs.
11892 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
11894 PR middle-end/34641
11895 * reload.c (push_reload): Add assertions. All constants from
11896 reg_equiv_constant should have been used for replacing the respective
11898 (find_reloads_address): Invoke find_reloads_address_part for
11899 constant taken from the reg_equiv_constant array.
11901 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
11903 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
11904 field (valnum) the first in the struct. Replace bools with
11907 2008-01-10 Richard Guenther <rguenther@suse.de>
11909 PR tree-optimization/34651
11910 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
11911 types and ordering for masking and converting.
11913 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
11915 PR tree-optimization/34017
11916 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
11917 also for PHI_NODE expressions.
11919 2008-01-09 Jan Hubicka <jh@suse.cz>
11921 PR tree-optimization/34708
11922 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
11923 based on number of case labels.
11924 (init_inline_once): Remove switch_cost.
11925 * tree-inline.h (eni_weights_d): Remove switch_cost.
11927 2008-01-09 Richard Guenther <rguenther@suse.de>
11928 Andrew Pinski <andrew_pinski@playstation.sony.com>
11930 PR middle-end/30132
11931 * gimplify.c (gimplify_cond_expr): Do not create an addressable
11932 temporary if an rvalue is ok or an lvalue is not required.
11934 2008-01-09 Richard Guenther <rguenther@suse.de>
11936 PR middle-end/34458
11937 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
11938 adjust return type.
11940 2008-01-09 Richard Guenther <rguenther@suse.de>
11942 PR middle-end/34679
11943 * tree.c (host_integerp): Check for sizetype only if the
11944 type is an integer type.
11946 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
11949 * opts.c (decode_options): Disable inlining of functions called
11950 once if not in unit-at-a-time mode.
11952 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
11954 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
11956 2008-01-08 Richard Guenther <rguenther@suse.de>
11958 PR middle-end/31863
11959 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
11960 out early if the result will be unused.
11962 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
11967 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11968 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
11971 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
11973 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
11974 for vectorization tuned.
11976 2008-01-08 Richard Guenther <rguenther@suse.de>
11978 PR tree-optimization/34683
11979 * tree-ssa-operands.c (operand_build_cmp): Export.
11980 * tree-ssa-operands.h (operand_build_cmp): Declare.
11981 * tree-vn.c (vuses_compare): Remove.
11982 (sort_vuses): Use operand_build_cmp.
11983 (sort_vuses_heap): Likewise.
11984 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
11985 to re-use old VEC if available. Do not sort already sorted VUSEs.
11986 (vdefs_to_vec): Do not sort already sorted VDEFs.
11988 2008-01-08 Jakub Jelinek <jakub@redhat.com>
11990 PR middle-end/34694
11991 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
11993 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
11996 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
11997 limitations of reciprocal sequences on x86 targets.
11999 2008-01-08 Richard Guenther <rguenther@suse.de>
12001 PR tree-optimization/34683
12002 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
12004 2008-01-07 Jakub Jelinek <jakub@redhat.com>
12007 * config/darwin.c (darwin_mergeable_string_section): Don't use
12008 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
12010 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
12013 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
12014 negxf2. Macroize expander using X87MODEF mode iterator. Change
12015 predicates of op0 and op1 to register_operand.
12016 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
12017 expander using X87MODEF mode iterator. Change predicates of
12018 op0 and op1 to register_operand.
12019 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
12020 corresponding patterns and macroize using MODEF macro. Change
12021 predicates of op0 and op1 to register_operand and remove
12022 "m" constraint. Disparage "r" alternative with "!".
12023 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
12024 macroize using X87MODEF macro. Change predicates of op0 and op1
12025 to register_operand and remove "m" constraint. Disparage "r"
12026 alternative with "!".
12027 (absneg splitter with memory operands): Remove.
12028 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
12029 patterns and macroize using X87MODEF mode iterator.
12030 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
12031 Change predicate of op1 to register_operand.
12032 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
12033 for memory operands.
12035 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
12037 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
12039 2008-01-07 Richard Guenther <rguenther@suse.de>
12041 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
12044 2008-01-07 Richard Guenther <rguenther@suse.de>
12046 PR tree-optimization/34683
12047 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
12048 VOPs of the needed size to save memory. Use VEC_quick_push
12049 to save compile-time.
12050 (vdefs_to_vec): Likewise.
12052 2008-01-07 Sa Liu <saliu@de.ibm.com>
12054 * config/spu/spu.md (divdf3): Genetate inline code for double
12055 division. The implementation doesn't handle INF or NAN, therefore it
12056 only applies when -ffinite-math-only is given.
12058 2008-01-06 Paolo Carlini <pcarlini@suse.de>
12061 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
12062 * doc/cpp.texi ([Common Predefined Macros]): Document.
12064 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
12066 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
12067 order to use commutative addition instead of subtraction.
12069 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
12070 Mircea Namolaru <namolaru@il.ibm.com>
12071 Vladimir Yanovsky <yanov@il.ibm.com>
12072 Revital Eres <eres@il.ibm.com>
12074 PR tree-optimization/34263
12075 * tree-outof-ssa.c (process_single_block_loop_latch,
12076 contains_tree_r): New functions.
12077 (analyze_edges_for_bb): Call process_single_block_loop_latch
12078 function to empty single-basic-block latch block if possible.
12080 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12082 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
12084 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
12086 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
12088 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
12090 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
12092 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
12094 2008-01-05 Jakub Jelinek <jakub@redhat.com>
12096 PR tree-optimization/34618
12097 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
12100 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12103 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
12104 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
12105 Update copyright year.
12107 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
12108 Update copyright year.
12109 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
12112 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
12114 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
12115 edge does not point to current bb before changing need_assert.
12117 2008-01-04 Richard Guenther <rguenther@suse.de>
12119 PR middle-end/34029
12120 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
12121 for verifying purposes if they are is_gimple_min_invariant.
12123 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
12125 PR tree-optimization/34448
12126 PR tree-optimization/34465
12127 * gimplify.c (gimplify_init_constructor): Add new parameter
12128 notify_temp_creation. Use it.
12129 (gimplify_modify_expr_rhs): Take volatiles into account when
12130 optimizing constructors.
12131 Do not optimize constructors if gimplify_init_constructor will dump to
12133 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
12134 * gcc.c-torture/compile/pr34448.c: New.
12136 2008-01-04 Jakub Jelinek <jakub@redhat.com>
12138 PR gcov-profile/34609
12139 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
12140 return_slot if result is TREE_ADDRESSABLE.
12142 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
12144 * config/mips/mips.md (sqrt_condition): Tweak comment.
12145 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
12147 2008-01-03 Tom Tromey <tromey@redhat.com>
12150 * c-common.c (c_type_hash): Handle VLAs.
12152 2008-01-03 Jan Hubicka <jh@suse.cz>
12154 PR tree-optimization/31081
12155 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
12156 0 when inlining and not inlining to first basic block.
12157 (remap_decl): When var is initialized to 0, don't set default_def.
12158 (expand_call_inline): Set entry_bb.
12159 * tree-inline.h (copy_body_data): Add entry_bb.
12161 2008-01-03 Jakub Jelinek <jakub@redhat.com>
12164 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
12167 PR tree-optimization/29484
12168 * tree-inline.c (inline_forbidden_p_2): New function.
12169 (inline_forbidden_p): Disallow inlining if some static var
12170 has an address of a local LABEL_DECL in its initializer.
12171 * doc/extend.texi (Labels as Values): Document &&foo behaviour
12174 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
12176 PR tree-optimization/34635
12177 * tree-data-ref.c (add_other_self_distances): Make sure that the
12178 evolution step is constant.
12180 2008-01-03 Jakub Jelinek <jakub@redhat.com>
12182 PR middle-end/34608
12183 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
12185 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
12187 * tree-sra.c (scalarize_init): Insert the generate_element_init
12188 statements after the generate_element_zero statements.
12190 2008-01-02 Richard Guenther <rguenther@suse.de>
12192 PR middle-end/34093
12193 PR middle-end/31976
12194 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
12195 for very large number of operands instead of ICEing.
12197 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
12200 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
12201 while stack probing.
12203 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
12205 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
12208 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
12210 PR libmudflap/26442
12211 * tree-mudflap.c (mx_register_decls): Guard warning by
12212 !DECL_ARTIFICIAL check.
12214 2008-01-01 Jakub Jelinek <jakub@redhat.com>
12216 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
12217 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
12218 sse5_perm<mode>): Fix constraints.