1 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
3 * config/i386/i386.c (ix86_compute_frame_layout): Disable red zone for
5 (ix86_expand_prologue): Likewise.
6 (ix86_force_to_memory): Likewise.
7 (ix86_free_from_memory): Likewise.
9 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
12 * config/rs6000/rs6000.c (rs6000_override_options): Set
13 rs6000_isel conditionally to the absence of comand line
15 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16 Remove duplicate rs6000_isel setting.
17 * config/rs6000/eabispe.h: Ditto.
19 2008-06-11 Richard Guenther <rguenther@suse.de>
21 * alias.c (get_alias_set): Use the element alias-set for arrays.
22 (record_component_aliases): For arrays and vectors do nothing.
23 * c-common.c (strict_aliasing_warning): Handle the cases
24 of alias set zero explicitly.
25 * Makefile.in (dfp.o-warn): Add -Wno-error.
27 2008-06-11 Joseph Myers <joseph@codesourcery.com>
29 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
31 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
32 tune_32 tune_64 to supported_defaults. Allow values not
33 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
34 x86_64. Do not override cpu_32 or cpu_64 values from target name.
35 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
36 with_cpu_64 to generic for 64-bit-supporting configurations, not
37 with_cpu. Remove FIXMEs.
38 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
39 --with-arch-64, --with-tune-32, --with-tune-64): Document.
40 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
41 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
44 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
45 Olivier Hainque <hainque@adacore.com>
47 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
48 Use DECL_SIZE_UNIT to retrieve the size of the field.
50 2008-06-11 Joseph Myers <joseph@codesourcery.com>
52 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
53 with function calls after declarations. Lay out
54 neon_float_type_node before further use.
56 2008-06-11 Richard Guenther <rguenther@suse.de>
58 * tree-flow.h (may_point_to_global_var): Declare.
59 * tree-ssa-alias.c (may_point_to_global_var): New function.
60 * tree-ssa-sink.c (is_hidden_global_store): Use it.
62 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
64 * configure.ac: Teach that fido supports .debug_line.
65 * configure: Regenerate.
67 2008-06-10 Tom Tromey <tromey@redhat.com>
69 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
72 2008-06-10 Joseph Myers <joseph@codesourcery.com>
74 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
75 (encode_decimal64, decode_decimal64, encode_decimal128,
76 decode_decimal128): Reverse order of 32-bit parts of value if host
77 and target endianness differ.
79 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
80 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
82 (tree_mod_pow2_value_transform): Likewise.
83 (tree_ic_transform): Likewise.
84 (tree_stringops_transform): Likewise.
85 (tree_mod_subtract_transform): Likewise.
86 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
87 (copy_edges_for_bb): Likewise.
88 (initialize_cfun): Likewise.
90 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
92 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
93 nonmemory_operand. Add "N" operand constraint.
95 (*jcc_btdi_mask_rex64): New instruction and split pattern.
96 (*jcc_btsi_mask): Ditto.
97 (*jcc_btsi_mask_1): Ditto.
99 2008-06-10 Joseph Myers <joseph@codesourcery.com>
101 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
102 TYPE_CANONICAL for copied element type.
104 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
107 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
108 Add m_CORE2 and m_GENERIC.
109 * config/i386/predicates.md (bt_comparison_operator): New predicate.
110 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
112 (*jcc_btdi_rex64): New instruction and split pattern.
114 (*jcc_btsi_1): Ditto.
115 (*btsq): Fix Intel asm dialect operand order.
119 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
122 * simplify-rtx.c (simplify_subreg): Add check for shift count
125 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
127 * doc/md.texi: Synchronize with later constraints.md change.
128 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
129 with a C implementation.
130 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
132 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
133 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
134 when moving to and from MD_REGNUM.
135 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
136 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
137 Handle byte and halfword moves.
138 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
140 * config/mips/constraints.md (h): Turn into NO_REGS.
141 (l, x): Update documentation.
142 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
143 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
144 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
145 (HILO): New mode iterator.
147 (any_div): New code iterator.
148 (u): Extend code attribute to div and udiv.
149 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
150 d_operand in the splitters. Remove redundant CONST_INT checks.
151 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
152 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
153 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
154 accordingly, using normal moves instead of unspecs to move LO into
155 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
156 (<u>mulsidi3): Handle expansion in C code.
157 (<u>mulsidi3_32bit_internal): Rename to...
158 (<u>mulsidi3_32bit): ...this.
159 (<u>mulsidi3_32bit_r4000): Fix insn separator.
160 (*<u>mulsidi3_64bit): Rename to...
161 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
162 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
163 to set LO and HI to the multiplication result. Use a normal move
164 for MFLO and an unspec for MFHI.
165 (*<u>mulsidi3_64bit_parts): Replace with...
166 (<u>mulsidi3_64bit_hilo): ...this new instruction.
167 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
168 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
169 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
170 instead of HI. Split the instruction into a separate multiplication
171 and MFHI if !TARGET_FIX_R4000.
172 (<su>muldi3_highpart): Likewise.
173 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
174 and the "=h" clobber.
175 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
176 (<u>mulditi3): New expander.
177 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
178 (madsi): Remove "=h" clobber.
179 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
180 Force the modulus result to be a GPR and split the instruction into
181 a division followed by an MFHI after reload.
182 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
183 (*lea_high64): Use d_operand in the define_peephole2. Likewise
184 the MIPS16 HIGH define_split.
185 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
186 of acc<->gpr moves to "multi".
187 (*movdi_64bit): Replace the single "x" alternative with
188 alternatives for moving into and out of "a".
189 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
190 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
191 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
192 Use d_operand in the splitters. Remove redundant CONST_INT checks.
193 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
194 (movti): New expander.
195 (*movti, *movti_mips16): New insns.
196 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
197 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
198 (mthi<GPR:mode>_<HILO:mode>): Likewise.
199 * config/mips/predicates.md (fpr_operand): Delete.
200 (d_operand): New predicate.
202 2008-06-09 Michael Meissner <michael.meissner@amd.com>
204 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
205 failure on some Bourne shells.
208 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
210 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
212 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
214 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
215 (sparc-sun-solaris2*): Likewise.
217 2008-06-09 Arnaud Charlet <charlet@adacore.com
219 * doc/install.texi: Update requirements to build the Ada compiler.
221 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
223 * df-scan.c (struct df_scan_problem_data): Remove the
224 mw_link_pool alloc pool.
225 (df_scan_free_internal): Don't free it.
226 (df_scan_alloc): Don't allocate it.
227 * df.h (struct df_link): Update comment.
229 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
231 * except.h: Correct checks for when SJLJ exceptions must be used.
233 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
235 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
238 2008-06-08 Joseph Myers <joseph@codesourcery.com>
240 PR tree-optimization/36218
241 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
242 configure for the build system.
243 (BUILD_LDFLAGS): Define.
244 * configure: Regenerate.
245 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
247 2008-07-08 Anatoly Sokolov <aesok@post.ru>
250 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
251 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
252 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
254 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
256 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
258 2008-06-07 Joseph Myers <joseph@codesourcery.com>
260 * config.gcc (Obsolete configurations): Remove list of
262 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
263 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
264 targets matched by those patterns.
265 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
266 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
267 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
268 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
269 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
270 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
271 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
272 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
273 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
274 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
275 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
276 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
277 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
278 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
279 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
280 Make code for Solaris 7 and greater unconditional for Solaris.
281 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
282 Remove --with-* handling.
283 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
284 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
285 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
286 LINK_OS_WINDISS_SPEC): Remove.
287 * config/rs6000/sysv4.opt (mwindiss): Remove.
288 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
289 * configure: Regenerate.
290 * doc/cpp.texi: Don't mention BeOS.
291 * doc/extend.texi (interrupt): Don't mention MS1.
292 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
293 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
294 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
295 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
296 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
298 * doc/invoke.texi (MT Options): Remove.
300 (CRIS Options): Remove cris-axis-aout references.
301 (HPPA Options): Don't mention hppa1.1-*-pro.
302 * doc/md.texi: (MorphoTech family): Remove.
303 * libgcc2.c: Don't handle UWIN.
304 * config/alpha/t-unicosmk: Remove.
305 * config/alpha/unicosmk.h: Remove.
306 * config/arm/kaos-arm.h: Remove.
307 * config/arm/kaos-strongarm.h: Remove.
308 * config/arm/strongarm-coff.h: Remove.
309 * config/arm/strongarm-elf.h: Remove.
310 * config/arm/strongarm-pe.h: Remove.
311 * config/arm/t-strongarm-pe: Remove.
312 * config/arm/t-xscale-coff: Remove.
313 * config/arm/t-xscale-elf: Remove.
314 * config/arm/xscale-coff.h: Remove.
315 * config/arm/xscale-elf.h: Remove.
316 * config/chorus.h: Remove.
317 * config/cris/aout.h: Remove.
318 * config/cris/aout.opt: Remove.
319 * config/cris/t-aout: Remove.
320 * config/i386/beos-elf.h: Remove.
321 * config/i386/kaos-i386.h: Remove.
322 * config/i386/ptx4-i.h: Remove.
323 * config/i386/sco5.h: Remove.
324 * config/i386/sco5.opt: Remove.
325 * config/i386/sysv4-cpp.h: Remove.
326 * config/i386/sysv5.h: Remove.
327 * config/i386/t-beos: Remove.
328 * config/i386/t-sco5: Remove.
329 * config/i386/t-uwin: Remove.
330 * config/i386/uwin.asm: Remove.
331 * config/i386/uwin.h: Remove.
332 * config/kaos.h: Remove.
333 * config/mips/windiss.h: Remove.
334 * config/mt: Remove directory.
335 * config/pa/pa-osf.h: Remove.
336 * config/pa/pa-pro-end.h: Remove.
337 * config/pa/t-pro: Remove.
338 * config/ptx4.h: Remove.
339 * config/rs6000/beos.h: Remove.
340 * config/rs6000/kaos-ppc.h: Remove.
341 * config/rs6000/t-beos: Remove.
342 * config/rs6000/windiss.h: Remove.
343 * config/sh/kaos-sh.h: Remove.
344 * config/sol2-6.h: Remove.
345 * config/sparc/sol26-sld.h: Remove.
346 * config/sparc/sysv4-only.h: Remove.
347 * config/vax/bsd.h: Remove.
348 * config/vax/t-memfuncs: Remove.
349 * config/vax/ultrix.h: Remove.
350 * config/vax/vaxv.h: Remove.
351 * config/windiss.h: Remove.
353 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
355 PR rtl-optimization/36438
356 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
357 for vector shifts with constant scalar shift operands.
359 2008-06-06 Sandip Matte <sandip@rmicorp.com>
361 * doc/invoke.texi: Document -march=xlr.
362 * config/mips/xlr.md: New file.
363 * config/mips/mips.md: Include it.
365 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
366 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
367 (mips_rtx_cost_data): Likewise.
369 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
371 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
372 PRE_INC and PRE_DEC cases.
374 2008-06-06 Jakub Jelinek <jakub@redhat.com>
376 PR rtl-optimization/36419
377 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
378 the emitting jump insn.
381 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
382 is not bool, boolify the whole *expr_p and convert to the desired type.
384 2008-06-06 Jakub Jelinek <jakub@redhat.com>
386 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
387 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
388 Add omp_private_outer_ref hook, add another argument to
389 omp_clause_default_ctor hook.
390 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
391 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
392 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
393 hook_tree_tree_tree_tree_null.
394 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
395 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
396 * hooks.c (hook_tree_tree_tree_tree_null): New function.
397 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
398 * tree.def (OMP_TASK): New tree code.
399 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
400 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
401 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
402 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
403 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
404 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
405 OMP_CLAUSE_COLLAPSE_EXPR): Define.
406 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
407 (OMP_DIRECTIVE_P): Add OMP_TASK.
408 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
409 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
410 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
411 and OMP_CLAUSE_UNTIED entries.
412 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
414 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
415 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
416 * tree-pretty-print.c (dump_omp_clause): Handle
417 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
418 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
419 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
420 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
421 warning about unsigned iterators. Change decl/init/cond/incr
422 arguments to TREE_VECs, check arguments for all collapsed loops.
423 (c_finish_omp_taskwait): New function.
424 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
426 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
427 default_function_array_conversion on init. Add par_clauses argument.
428 If decl is present in parallel's lastprivate clause, change it to
429 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
430 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
431 collapse count in clauses.
432 (c_parser_omp_for, c_parser_omp_parallel): Adjust
433 c_parser_omp_for_loop callers.
434 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
435 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
436 (c_parser_omp_clause_name): Handle collapse and untied clauses.
437 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
439 (c_parser_omp_clause_schedule): Handle schedule(auto).
440 Include correct location in the error message.
441 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
442 and PRAGMA_OMP_CLAUSE_UNTIED.
443 (OMP_TASK_CLAUSE_MASK): Define.
444 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
445 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
446 * tree-nested.c (convert_nonlocal_omp_clauses,
447 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
448 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
449 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
450 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
452 (conver_nonlocal_reference, convert_local_reference,
453 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
454 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
455 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
456 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
457 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
458 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
459 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
460 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
461 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
463 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
464 * c-common.h (c_finish_omp_taskwait): New prototype.
465 * gimple-low.c (lower_stmt): Handle OMP_TASK.
466 * tree-parloops.c (create_parallel_loop): Create 1 entry
467 vectors for OMP_FOR_{INIT,COND,INCR}.
468 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
469 (make_edges): Handle OMP_TASK.
470 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
471 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
472 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
473 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
474 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
475 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
476 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
477 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
478 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
479 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
480 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
481 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
482 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
483 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
484 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
485 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
486 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
487 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
488 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
489 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
490 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
491 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
492 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
493 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
494 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
495 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
496 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
497 original iterator is present in lastprivate clause or if
498 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
499 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
500 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
501 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
502 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
503 if it is set, lookup var in outer contexts too. Handle
504 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
505 to be implicitly determined firstprivate for task regions.
506 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
507 if it is set, lookup var in outer contexts too. Set
508 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
509 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
510 OMP_CLAUSE_UNTIED. Take region_type as last argument
511 instead of in_parallel and in_combined_parallel.
512 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
514 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
515 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
516 (new_omp_context): Set default_kind to
517 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
518 (omp_region_type): New enum.
519 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
520 fields, add region_type.
521 (new_omp_context): Take region_type as argument instead of is_parallel
522 and is_combined_parallel.
523 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
524 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
525 ctx->is_combined_parallel checks.
526 (gimplify_omp_task): New function.
527 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
529 * omp-low.c (extract_omp_for_data): Use schedule(static)
530 for schedule(auto). Handle pointer and unsigned iterators.
531 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
532 Add loops argument. Extract data for collapsed OMP_FOR loops.
533 (expand_parallel_call): Assert sched_kind isn't auto,
534 map runtime schedule to index 3.
535 (struct omp_for_data_loop): New type.
536 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
537 Add loop, loops, collapse and iter_type fields.
538 (workshare_safe_to_combine_p): Disallow combined for if
539 iter_type is unsigned long long. Don't combine collapse > 1 loops
540 unless all bounds and steps are constant. Adjust extract_omp_for_data
542 (expand_omp_for_generic): Handle pointer, unsigned and long long
543 iterators. Handle collapsed OMP_FOR loops. Adjust
544 for struct omp_for_data changes. If libgomp function doesn't return
545 boolean_type_node, add comparison of the return value with 0.
546 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
547 pointer, unsigned and long long iterators. Adjust for struct
548 omp_for_data changes.
549 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
550 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
551 unsigned long long. Allocate loops array, pass it to
552 extract_omp_for_data. For collapse > 1 loops use always
553 expand_omp_for_generic.
554 (omp_context): Add sfield_map and srecord_type fields.
555 (is_task_ctx, lookup_sfield): New functions.
556 (use_pointer_for_field): Use is_task_ctx helper. Change first
557 argument's type from const_tree to tree. Clarify comment.
558 In OMP_TASK disallow copy-in/out sharing.
559 (build_sender_ref): Call lookup_sfield instead of lookup_field.
560 (install_var_field): Add mask argument. Populate both record_type
561 and srecord_type if needed.
562 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
564 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
565 and DECL_FIELD_OFFSET.
566 (scan_sharing_clauses): Adjust install_var_field callers. For
567 firstprivate clauses on explicit tasks allocate the var by value in
568 record_type unconditionally, rather than by reference.
569 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
570 Use is_taskreg_ctx instead of is_parallel_ctx.
571 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
572 (create_omp_child_function_name): Add task_copy argument, use
573 *_omp_cpyfn* names if it is true.
574 (create_omp_child_function): Add task_copy argument, if true create
575 *_omp_cpyfn* helper function.
576 (scan_omp_parallel): Adjust create_omp_child_function callers.
577 Rename parallel_nesting_level to taskreg_nesting_level.
578 (scan_omp_task): New function.
579 (lower_rec_input_clauses): Don't run constructors for firstprivate
580 explicit task vars which are initialized by *_omp_cpyfn*.
581 Pass outer var ref to omp_clause_default_ctor hook if
582 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
583 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
584 OMP_CLAUSE_REDUCTION_INIT.
585 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
586 avoid duplicate setting of fields. Handle
587 OMP_CLAUSE_PRIVATE_OUTER_REF.
588 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
589 copy-out if TREE_READONLY, only copy-in.
590 (expand_task_copyfn): New function.
591 (expand_task_call): New function.
592 (struct omp_taskcopy_context): New type.
593 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
595 (lower_omp_parallel): Rename to...
596 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
597 Call create_task_copyfn if srecord_type is needed. Adjust
599 (task_shared_vars): New variable.
600 (check_omp_nesting_restrictions): Warn if work-sharing,
601 barrier, master or ordered region is closely nested inside OMP_TASK.
602 Add warnings for barrier if closely nested inside of work-sharing,
603 ordered, or master region.
604 (scan_omp_1): Call check_omp_nesting_restrictions even for
605 GOMP_barrier calls. Rename parallel_nesting_level to
606 taskreg_nesting_level. Handle OMP_TASK.
607 (lower_lastprivate_clauses): Even if some lastprivate is found on a
608 work-sharing construct, continue looking for them on parent parallel
610 (lower_omp_for_lastprivate): Add lastprivate clauses
611 to the beginning of dlist rather than end. Adjust for struct
612 omp_for_data changes.
613 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
614 not after it. Handle collapsed OMP_FOR loops, adjust for
615 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
616 (get_ws_args_for): Adjust extract_omp_for_data caller.
617 (scan_omp_for): Handle collapsed OMP_FOR
618 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
619 (lower_omp_single_simple): If libgomp function doesn't return
620 boolean_type_node, add comparison of the return value with 0.
621 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
622 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
623 (parallel_nesting_level): Rename to...
624 (taskreg_nesting_level): ... this.
625 (is_taskreg_ctx): New function.
626 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
628 (execute_lower_omp): Rename parallel_nesting_level to
629 taskreg_nesting_level.
630 (expand_omp_parallel): Rename to...
631 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
632 Call omp_task_call for OMP_TASK regions.
633 (expand_omp): Adjust caller, handle OMP_TASK.
634 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
636 * bitmap.c (bitmap_default_obstack_depth): New variable.
637 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
638 if argument is NULL and bitmap_default_obstack is already initialized.
639 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
641 * matrix-reorg.c (matrix_reorg): Likewise.
643 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
645 * config/i386/i386.md (*indirect_jump): Macroize using P
646 mode iterator. Remove !TARGET_64BIT from insn constraints.
647 (*tablejump_1): Ditto.
648 (*indirect_jump_rex64): Remove insn pattern.
649 (*tablejump_1_rex64): Ditto.
650 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
651 and eh_return_si insn patterns.
653 2008-06-06 Richard Guenther <rguenther@suse.de>
655 * tree-ssa-structalias.c (merge_smts_into): Remove.
656 (find_what_p_points_to): Do not bother to compute the
657 points-to set for pt_anything pointers.
658 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
659 for pt_anything pointers is ok.
661 2008-06-06 Jan Hubicka <jh@suse.cz>
663 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
665 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
667 * cgraph.c: Fix typos in comments.
668 (cgraph_availability_names): Fix string typo.
669 * fold-const.c: Fix typos in comments.
670 (fold_binary): Fix typo in warning.
671 * genautomata.c: Fix typos in comments.
672 (check_presence_pattern_sets): Fix typo in local variable.
673 (output_description): Fix typo in output.
674 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
676 * matrix-reorg.c (check_allocation_function): Likewise.
677 * omega.c (smooth_weird_equations): Likewise.
678 * auto-inc-dec.c: Fix typos in comments.
679 * bb-reorder.c: Likewise.
680 * builtins.c: Likewise.
681 * c-common.c: Likewise.
682 * c-cppbuiltin.c: Likewise.
683 * c-parser.c: Likewise.
684 * c-pretty-print.c: Likewise.
685 * cfgcleanup.c: Likewise.
686 * cfgexpand.c: Likewise.
687 * cfghooks.c: Likewise.
688 * cfglayout.c: Likewise.
689 * cfgloopmanip.c: Likewise.
690 * cgraphunit.c: Likewise.
691 * coverage.c: Likewise.
692 * dbxout.c: Likewise.
693 * df-byte-scan.c: Likewise.
694 * df-core.c: Likewise.
695 * df-problems.c: Likewise.
696 * df-scan.c: Likewise.
698 * dominance.c: Likewise.
699 * domwalk.c: Likewise.
701 * dwarf2out.c: Likewise.
702 * emit-rtl.c: Likewise.
703 * et-forest.c: Likewise.
704 * function.c: Likewise.
705 * function.h: Likewise.
707 * gcov-io.c: Likewise.
710 * genattrtab.c: Likewise.
711 * ggc-page.c: Likewise.
712 * gimplify.c: Likewise.
713 * gthr-lynx.h: Likewise.
714 * haifa-sched.c: Likewise.
715 * ipa-cp.c: Likewise.
716 * ipa-inline.c: Likewise.
717 * ipa-prop.h: Likewise.
718 * ipa-pure-const.c: Likewise.
719 * ipa-struct-reorg.c: Likewise.
720 * ipa-struct-reorg.h: Likewise.
721 * ipa-type-escape.c: Likewise.
723 * loop-doloop.c: Likewise.
724 * mips-tfile.c: Likewise.
725 * mkmap-flat.awk: Likewise.
726 * mkmap-symver.awk: Likewise.
727 * modulo-sched.c: Likewise.
728 * omp-low.c: Likewise.
729 * optabs.c: Likewise.
730 * optabs.h: Likewise.
732 * passes.c: Likewise.
733 * postreload-gcse.c: Likewise.
734 * postreload.c: Likewise.
735 * predict.c: Likewise.
736 * pretty-print.h: Likewise.
737 * profile.c: Likewise.
738 * protoize.c: Likewise.
739 * ra-conflict.c: Likewise.
742 * regclass.c: Likewise.
744 * reload.c: Likewise.
745 * rtl-error.c: Likewise.
746 * rtlanal.c: Likewise.
748 * sched-rgn.c: Likewise.
751 * target.h: Likewise.
752 * tree-dfa.c: Likewise.
753 * tree-eh.c: Likewise.
754 * tree-flow-inline.h: Likewise.
755 * tree-inline.c: Likewise.
756 * tree-into-ssa.c: Likewise.
757 * tree-loop-distribution.c: Likewise.
758 * tree-nested.c: Likewise.
759 * tree-parloops.c: Likewise.
760 * tree-pass.h: Likewise.
761 * tree-pretty-print.c: Likewise.
762 * tree-profile.c: Likewise.
763 * tree-scalar-evolution.c: Likewise.
764 * tree-sra.c: Likewise.
765 * tree-ssa-alias-warnings.c: Likewise.
766 * tree-ssa-ccp.c: Likewise.
767 * tree-ssa-coalesce.c: Likewise.
768 * tree-ssa-dom.c: Likewise.
769 * tree-ssa-dse.c: Likewise.
770 * tree-ssa-forwprop.c: Likewise.
771 * tree-ssa-live.c: Likewise.
772 * tree-ssa-live.h: Likewise.
773 * tree-ssa-loop-im.c: Likewise.
774 * tree-ssa-loop-ivopts.c: Likewise.
775 * tree-ssa-loop-niter.c: Likewise.
776 * tree-ssa-loop-prefetch.c: Likewise.
777 * tree-ssa-phiopt.c: Likewise.
778 * tree-ssa-phiprop.c: Likewise.
779 * tree-ssa-sccvn.c: Likewise.
780 * tree-ssa-ter.c: Likewise.
781 * tree-ssa-threadupdate.c: Likewise.
782 * tree-ssa.c: Likewise.
783 * tree-vect-analyze.c: Likewise.
784 * tree-vect-transform.c: Likewise.
785 * tree-vectorizer.c: Likewise.
786 * tree-vn.c: Likewise.
787 * tree-vrp.c: Likewise.
789 * tree.def: Likewise.
791 * unwind-dw2-fde.c: Likewise.
792 * unwind.inc: Likewise.
793 * value-prof.c: Likewise.
794 * vmsdbgout.c: Likewise.
796 2008-06-05 David Edelsohn <edelsohn@gnu.org>
798 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
799 always place FP constants in the TOC for TARGET_POWERPC64.
800 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
802 2008-06-05 Joseph Myers <joseph@codesourcery.com>
804 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
805 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
806 enable for TARGET_E500_DOUBLE.
807 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
808 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
809 floating-point modes like integer modes for E500 double.
810 (rs6000_legitimate_offset_address_p): Likewise.
811 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
812 addressing for DDmode for E500 double.
813 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
814 modes as using 64-bits of registers for E500 double.
815 (spe_build_register_parallel): Do not handle DDmode or TDmode.
816 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
817 specially for E500 double.
818 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
819 TDmode for E500 double.
820 (rs6000_gimplify_va_arg): Only handle SDmode in registers
821 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
822 (rs6000_split_multireg_move): Do not handle TDmode specially for
824 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
825 using 64-bit registers for E500 double.
826 (emit_frame_save): Do not handle DDmode specially for E500 double.
827 (gen_frame_mem_offset): Likewise.
828 (rs6000_function_value): Do not call spe_build_register_parallel
829 for DDmode or TDmode.
830 (rs6000_libcall_value): Likewise.
831 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
832 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
835 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
837 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
840 2008-06-04 Junjie Gu <jgu@tensilica.com>
842 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
843 comparison for frame pointers.
845 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
848 * config/avr/avr.h (PUSH_ROUNDING): Remove.
850 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
853 * builtins.c (expand_builtin_signbit): Don't take lowpart when
854 register is already smaller or equal to required mode.
856 2008-06-04 Xinliang David Li <davidxl@google.com>
858 * tree-call-cdce.c: New file.
859 (cond_dead_built_in_calls): New static variable.
860 (input_domain): New struct.
861 (check_pow): New function.
862 (check_builtin_call): Ditto.
863 (check_target_format): Ditto.
864 (is_call_dce_candidate): Ditto.
865 (gen_one_condition): Ditto.
866 (gen_conditions_for_domain): Ditto.
868 (gen_conditions_for_pow_cst_base): Ditto.
869 (gen_conditions_for_pow_int_base): Ditto.
870 (gen_conditions_for_pow): Ditto.
871 (get_no_error_domain): Ditto.
872 (gen_shrink_wrap_conditions): Ditto.
873 (shrink_wrap_one_built_in_call): Ditto.
874 (shink_wrap_conditional_dead_built_in_calls): Ditto.
875 (tree_call_cdce): Ditto.
876 (gate_call_cdce): Ditto.
877 (pass_call_cdce): New gimple pass.
878 * passes.c: (init_optimization_passes): New pass.
879 * tree-pass.h: New pass declaration.
880 * opts.c (decode_options): New flag setting.
881 * common.opt: Add -ftree-builtin-call-dce flag.
882 * Makefile.in: Add new source file.
883 * tempvar.def: New tv_id.
884 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
886 2008-06-04 Richard Guenther <rguenther@suse.de>
888 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
889 (is_call_clobbered): Always check var_ann->call_clobbered.
890 (mark_call_clobbered): Always set var_ann->call_clobbered.
891 (clear_call_clobbered): Always clear var_ann->call_clobbered.
892 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
893 (reset_alias_info): Clear call clobbering info on MTAGs and
895 (set_pt_anything): Set pt_global_mem.
896 (create_tag_raw): Adjust comment.
897 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
899 2008-06-04 Joseph Myers <joseph@codesourcery.com>
900 Maxim Kuvyrkov <maxim@codesourcery.com>
902 * config/m68k/m68k.opt (mxgot): New option.
903 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
904 (m68k_output_addr_const_extra): New.
905 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
906 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
907 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
908 * doc/invoke.texi (M680x0 Options): Document -mxgot.
910 2008-06-04 Richard Guenther <rguenther@suse.de>
912 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
913 negative or non-representable offsets.
915 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
917 * config/i386/i386.c (ix86_gen_leave): New.
918 (ix86_gen_pop1): Likewise.
919 (ix86_gen_add3): Likewise.
920 (ix86_gen_sub3): Likewise.
921 (ix86_gen_sub3_carry): Likewise.
922 (ix86_gen_one_cmpl2): Likewise.
923 (ix86_gen_monitor): Likewise.
924 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
925 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
926 ix86_gen_one_cmpl2 and ix86_gen_monitor.
927 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
928 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
929 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
930 (ix86_expand_epilogue): Updated.
931 (print_operand): Handle integer register operand for 'z'.
932 (ix86_expand_strlensi_unroll_1): Likewise.
933 (ix86_expand_strlen): Likewise.
934 (ix86_expand_builtin): Likewise.
935 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
936 mov{q}/mov{l} and add{q}/add{l}.
938 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
940 * config/i386/i386.md (P): New mode iterator.
941 (SFmode push_operand splitter): Macroize DImode and SImode pushes
942 using P mode iterator.
943 (DFmode push_operand splitter): Ditto.
944 (XFmode push_operand splitter): Ditto.
945 (DFmode float_extend SFmode push_operand splitter): Ditto.
946 (XFmode float_extend SFmode push_operand splitter): Do not generate
947 SImode pushes for 64bit target. Macroize Dimode and SImode
948 pushes using P mode iterator.
949 (XFmode float_extend DFmode push_operand splitter): Ditto.
951 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
953 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
954 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
955 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
957 (ix86_call_abi_override): Remove check for call_used_regs.
959 2008-06-03 Richard Guenther <rguenther@suse.de>
961 * tree-ssa-structalias.c (find_func_aliases): Add constraints
962 for the lhs of calls if the return type contains pointers.
964 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
966 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
967 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
968 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
969 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
970 of cfun and DEFAULT_ABI to deceide abi mode.
972 (REG_PARM_STACK_SPACE): Removed.
973 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
974 (STACK_BOUNDARY): Use default target to deceide stack boundary.
975 * config/i386/i386-protos.h (ix86_cfun_abi): New.
976 (ix86_function_abi): Likewise.
977 (ix86_function_type_abi): Likewise.
978 (ix86_call_abi_override): Likewise.
979 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
980 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
981 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
982 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
984 (X86_64_REGPARM_MAX): New.
985 (X86_64_SSE_REGPARM_MAX): New.
986 (X64_REGPARM_MAX): New.
987 (X64_SSE_REGPARM_MAX): New.
988 (X86_32_REGPARM_MAX): New.
989 (X86_32_SSE_REGPARM_MAX): New.
990 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
991 (ix86_function_regparm): Handle user calling abi.
992 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
993 by DEFAULT_ABI versus SYSV_ABI check.
994 (ix86_reg_parm_stack_space): New.
995 (ix86_function_type_abi): New.
996 (ix86_call_abi_override): New.
997 (ix86_function_abi): New.
998 (ix86_cfun_abi): New.
999 (init_cumulative_args): Call abi specific initialization.
1000 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
1001 (function_arg_64): Extend SSE_REGPARM_MAX check.
1002 (function_arg (): Remove TARGET_64BIT_MS_ABI.
1003 (ix86_pass_by_reference): Likewise.
1004 (ix86_function_value_regno_p): Likewise.
1005 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
1006 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
1007 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
1008 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
1009 (setup_incoming_varargs_64): Adjust regparm for call abi.
1010 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
1011 (ix86_va_start): Likewise.
1012 (ix86_gimplify_va_arg): Likewise.
1013 (ix86_expand_prologue): Likewise.
1014 (output_pic_addr_const): Likewise.
1015 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
1016 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
1017 (x86_output_mi_thunk): Likewise.
1018 (x86_function_profiler): Likewise.
1019 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
1020 (SYSV_ABI, MS_ABI): New constants.
1022 (init_regs): Add prototype of function in regclass.c file.
1023 (OVERRIDE_ABI_FORMAT): New.
1024 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
1025 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
1026 (OUTGOING_REG_PARM_STACK_SPACE): New.
1027 (ix86_reg_parm_stack_space): New prototype.
1028 (CUMULATIVE_ARGS): Add call_abi member.
1029 (machine_function): Add call_abi member.
1030 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
1031 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
1033 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
1036 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
1037 (avr_builtin_setjmp_frame_value): New function.
1038 * config/avr/avr.md (nonlocal_goto_receiver): Define.
1039 (nonlocal_goto): Define.
1041 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
1043 * config/mips/mips.c (mips_emit_loadgp): Return early if
1044 there is nothing do to, otherwise emit a blockage if
1045 !TARGET_EXPLICIT_RELOCS || crtl->profile.
1046 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
1048 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1050 * configure.ac: Drop unneeded backslash ending up in config.in.
1051 * acinclude.m4: Likewise.
1052 * config.in: Regenerate.
1054 2008-05-26 Jan Hubicka <jh@suse.cz>
1056 * predict.c (maybe_hot_frequency_p): Break out of...
1057 (maybe_hot_bb_p): ... here.
1058 (maybe_hot_edge_p): New.
1059 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
1060 * basic-block.h (maybe_hot_edge_p): Declare.
1062 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
1064 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
1065 (*cmpfp_<mode>_cc): Ditto.
1066 (*fp_jcc_8<mode>_387): Ditto.
1067 (*fop_<MODEF:mode>_2_i387): Ditto.
1068 (*fop_<MODEF:mode>_3_i387): Ditto.
1069 (*fop_xf_2_i387): Ditto.
1070 (*fop_xf_3_i387): Ditto.
1072 2008-06-02 Tomas Bily <tbily@suse.cz>
1074 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
1076 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1078 * config/mips/mips.c (mips_valid_offset_p): New function.
1079 (mips_valid_lo_sum_p): Likewise.
1080 (mips_classify_address): Use them.
1081 (mips_force_address): New function.
1082 (mips_legitimize_address): Use it.
1083 * config/mips/mips.md (MOVE128): New mode iterator.
1084 (movtf): Require TARGET_64BIT. Remove empty strings.
1085 (*movtf_internal): Rename to...
1086 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
1087 of "R" and use {,fp}{load,store} attributes instead of "multi".
1088 Use a separate define_split.
1089 (*movtf_mips16): New pattern.
1091 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1093 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
1094 * config/mips/mips.c (mips_expand_before_return): New function.
1095 (mips_expand_epilogue): Call it.
1096 * config/mips/mips.md (return): Turn into a define_expand.
1097 (*return): New insn.
1099 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1101 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
1102 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
1103 functions. Do not emit uses and clobbers of CONCATs; individually
1104 use and clobber their operands.
1105 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
1106 gen_clobber, emit_use and gen_use.
1107 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
1108 (expand_builtin_return): Likewise.
1109 * cfgbuild.c (count_basic_blocks): Likewise.
1110 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
1111 * explow.c (emit_stack_restore): Likewise.
1112 * expmed.c (extract_bit_field_1): Likewise.
1113 * expr.c (convert_move, emit_move_complex_parts): Likewise.
1114 (emit_move_multi_word, store_constructor): Likewise.
1115 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
1116 (thread_prologue_and_epilogue_insns): Likewise.
1117 * lower-subreg.c (resolve_simple_move): Likewise.
1118 * optabs.c (widen_operand, expand_binop): Likewise.
1119 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
1120 * reload.c (find_reloads): Likewise.
1121 * reload1.c (eliminate_regs_in_insn): Likewise.
1122 * stmt.c (expand_nl_goto_receiver): Likewise.
1123 * config/alpha/alpha.md (builtin_longjmp): Likewise.
1124 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
1125 * config/arm/arm.c (arm_load_pic_register): Likewise.
1126 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
1127 * config/arm/arm.md (untyped_return): Likewise.
1128 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
1129 * config/avr/avr.c (expand_prologue): Likewise.
1130 * config/bfin/bfin.c (do_unlink): Likewise.
1131 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
1132 * config/cris/cris.c (cris_expand_prologue): Likewise.
1133 * config/darwin.c (machopic_indirect_data_reference): Likewise.
1134 (machopic_legitimize_pic_address): Likewise.
1135 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
1136 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
1137 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
1138 (ix86_expand_convert_uns_didf_sse): Likewise.
1139 (ix86_expand_vector_init_general): Likewise.
1140 * config/ia64/ia64.md (eh_epilogue): Likewise.
1141 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
1142 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
1143 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
1144 (config/iq2000/iq2000.c): Likewise.
1145 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1146 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
1147 (builtin_longjmp): Likewise.
1148 * config/mn10300/mn10300.md (call, call_value): Likewise.
1149 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
1150 * config/pdp11/pdp11.md (abshi2): Likewise.
1151 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
1152 * config/s390/s390.c (s390_emit_prologue): Likewise.
1153 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
1154 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
1155 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
1156 * config/sh/sh.c (prepare_move_operands): Likewise.
1157 (output_stack_adjust, sh_expand_epilogue): Likewise.
1158 (sh_set_return_address, sh_expand_t_scc): Likewise.
1159 * config/sparc/sparc.c (load_pic_register): Likewise.
1160 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
1161 * config/spu/spu.c (spu_expand_epilogue): Likewise.
1162 * config/v850/v850.c (expand_epilogue): Likewise.
1164 2008-05-31 Anatoly Sokolov <aesok@post.ru>
1166 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
1167 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
1168 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
1169 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
1170 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
1171 stack pointer register.
1172 (output_movhi): Remove code for interrupt specific writing to the
1173 stack pointer register.
1175 2008-05-31 Richard Guenther <rguenther@suse.de>
1177 PR tree-optimization/34244
1178 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
1179 (tree_expr_nonzero_warnv_p): Likewise.
1180 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1181 ssa_name_nonnegative_p.
1182 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
1183 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
1184 not tree_expr_nonzero_warnv_p.
1186 PR tree-optimization/36262
1188 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
1190 PR tree-optimization/34244
1191 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
1192 (record_numbers_of_iterations): New function.
1193 (execute_vrp): Cache the numbers of iterations of loops.
1194 * tree-scalar-evolution.c (scev_reset_except_niters):
1196 (scev_reset): Use scev_reset_except_niters.
1197 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
1199 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
1201 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1202 __WORKAROUND_RETS when appropriate.
1204 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
1206 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
1207 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
1209 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
1210 *fop_df_comm_sse insn patterns using MODEF mode iterator.
1211 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
1212 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
1213 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
1214 *fop_df_1_mixed insn patterns using MODEF mode iterator.
1215 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
1216 *fop_df_1_sse insn patterns using MODEF mode iterator.
1217 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
1218 *fop_df_1_i387 insn patterns using MODEF mode iterator.
1219 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
1220 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
1221 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
1222 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
1223 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
1224 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
1225 (*fop_xf_4_i387): Use <MODE> for mode attribute.
1226 (*fop_xf_5_i387): Ditto.
1227 (*fop_xf_6_i387): Ditto.
1229 2008-05-30 Richard Guenther <rguenther@suse.de>
1231 * builtins.c (build_string_literal): Avoid generating
1232 a non-gimple_val result.
1234 2008-05-30 DJ Delorie <dj@redhat.com>
1236 * exec-tool.in: Use an environment variable (private) instead of a
1237 file (shared) as a semaphore, so as to not break parallel builds.
1239 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
1241 * optabs.c (maybe_encapsulate_block): Remove.
1242 (emit_libcall_block): Adjust accordingly.
1243 * optabs.h (maybe_encapsulate_block): Remove prototype.
1245 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
1246 Don't use maybe_encapsulate_block.
1248 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
1250 * config/rs6000/rs6000.c (rs6000_legitimize_address,
1251 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
1252 rtx is a SYMBOL_REF before calling get_pool_constant.
1254 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
1256 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
1258 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
1260 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
1261 rather than OS names to choose INO_T_EQ definition.
1262 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
1263 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
1265 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
1268 * config/darwin-f.c: New.
1269 * config/t-darwin: Added rule to build darwin-f.o.
1270 * config.gcc: Defined new variable, fortran_target_objs.
1271 (*-*-darwin*): Set fortran_target_objs.
1272 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
1273 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
1274 * configure: Regenerated.
1276 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
1279 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
1280 canonical type if needed.
1282 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
1284 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
1286 2008-05-29 Richard Guenther <rguenther@suse.de>
1288 PR tree-optimization/36343
1289 PR tree-optimization/36346
1290 PR tree-optimization/36347
1291 * tree-flow.h (clobber_what_p_points_to): Declare.
1292 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
1293 pointed-to variable is dereferenced is irrelevant to whether
1294 the pointer can access the pointed-to variable.
1295 (clobber_what_p_points_to): New function.
1296 * tree-ssa-alias.c (set_initial_properties): Use it.
1297 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
1298 call clobber check for NMTs.
1300 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1302 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
1303 for printing gcov_type.
1305 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1307 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
1308 and the eh region information.
1309 * value-prof.c (gimple_move_stmt_histograms): New function.
1310 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
1312 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
1314 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
1316 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1318 * value-prof.c (tree_ic_transform): Print counts.
1319 * tree-profile.c (tree_gen_ic_func_profiler):
1320 Clear __gcov_indreict_call_callee variable to avoid misattribution
1323 2008-05-28 Rafael Espindola <espindola@google.com>
1325 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
1328 2008-05-28 Richard Guenther <rguenther@suse.de>
1330 PR tree-optimization/36339
1331 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
1332 and clobbering code out of the loop.
1334 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1336 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
1339 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
1340 s390_contiguous_bitmask_p, s390_symref_operand_p,
1341 s390_check_symref_alignment, s390_reload_larl_operand,
1342 s390_reload_symref_address): New functions.
1343 (s390_branch_condition_mnemonic): Support compare and branch
1345 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
1346 and 'W' constraints.
1347 (s390_secondary_reload): Add secondary reloads for unaligned
1348 symbol refs or symbol refs to floating point or QI/TI mode
1350 (legitimate_address_p): Accept symbol references as addresses.
1351 (s390_expand_insv): Use rotate and insert selected bits
1352 instruction for insv when building for z10.
1353 (print_operand_address): Handle symbol ref addresses.
1354 (print_operand): Output modifier 'c' added for signed byte values.
1355 (s390_encode_section_info): Mark symbol refs with
1356 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
1358 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
1359 (length attribute): RRF, RRR have 4 byte length.
1360 (FPALL, INTALL): New mode iterators added.
1361 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
1362 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
1363 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
1364 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
1365 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
1366 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
1367 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
1368 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
1370 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
1371 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
1372 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
1373 reload<INTALL:mode><P:mode>_toreg_z10,
1374 reload<FPALL:mode><P:mode>_tomem_z10,
1375 reload<FPALL:mode><P:mode>_toreg_z10,
1376 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
1377 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
1378 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
1379 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
1381 (movmem, clrmem, cmpmem): New splitters added.
1383 * config/s390/predicates.md (larl_operand): Use
1384 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
1385 SYMBOL_REF_ALIGN1_P.
1386 (s390_signed_integer_comparison,
1387 s390_unsigned_integer_comparison): New predicates.
1389 * config/s390/s390-protos.h (s390_check_symref_alignment,
1390 s390_contiguous_bitmask_p, s390_reload_larl_operand,
1391 s390_reload_symref_address,
1392 s390_compare_and_branch_condition_mask): Prototypes added.
1394 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
1395 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
1396 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
1398 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1400 * config/s390/s390.c (z10_cost): New cost function for z10.
1401 (s390_handle_arch_option, override_options): Support -march=z10 switch.
1402 (s390_issue_rate): Adjust issue rate for z10.
1403 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
1404 (processor_flags): Add PF_Z10.
1405 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
1406 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
1407 * gcc/config.gcc: Add z10.
1409 2008-05-28 Richard Guenther <rguenther@suse.de>
1411 PR tree-optimization/36291
1412 * tree-flow. h (struct gimple_df): Remove var_anns member.
1413 * tree-flow-inline.h (gimple_var_anns): Remove.
1414 (var_ann): Simplify.
1415 * tree-dfa.c (create_var_ann): Simplify.
1416 (remove_referenced_var): Clear alias info from var_anns of globals.
1417 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
1418 (delete_tree_ssa): Clear alias info from var_anns of globals.
1419 Do not free var_anns.
1420 (var_ann_eq): Remove.
1421 (var_ann_hash): Likewise.
1423 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
1425 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
1426 and loongson2f entries.
1427 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
1428 * config/mips/mips.h (processor_type): Add Loongson-2E
1429 and Loongson-2F entries.
1430 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
1431 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
1432 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
1433 * doc/invoke.texi (MIPS Options): Document loongson2e
1434 and loongson2f processor names.
1436 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1440 * config/i386/i386.c (ix86_function_arg_boundary): Use
1441 alignment of canonical type.
1442 (ix86_expand_vector_move): Check unaligned memory access for
1445 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1447 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
1448 Moved to the front of file.
1450 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
1451 H.J. Lu <hongjiu.lu@intel.com>
1453 * dwarf2out.c (current_fde): New.
1455 (lookup_cfa:): Likewise.
1456 (dwarf2out_end_epilogue): Likewise.
1457 (dwarf2out_note_section_used): Likewise.
1459 2008-05-27 Michael Matz <matz@suse.de>
1462 * c.opt (Wenum-compare): New warning option.
1463 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
1465 2008-05-27 Michael Matz <matz@suse.de>
1468 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
1470 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
1471 into memory as tail calls.
1473 2008-05-27 Richard Guenther <rguenther@suse.de>
1475 PR tree-optimization/36339
1476 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
1477 pointers cause all addressable variables to be call clobbered.
1479 2008-05-27 Richard Guenther <rguenther@suse.de>
1481 PR tree-optimization/36245
1482 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
1484 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1486 * config/s390/s390.md: Replace all occurences of the 'm'
1487 constraint with 'RT'.
1489 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1491 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
1493 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
1495 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
1496 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
1497 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
1499 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1501 * reload.c: (find_reloads): Skip alternatives according to the
1502 "enabled" attribute. Constify the constraint variable.
1503 * recog.c (get_attr_enabled): Add default implementation.
1504 (extract_insn): Set the alternative_enabled_p array
1505 in the recog_data struct.
1506 (preprocess_constraints, constrain_operands): Skip
1507 alternatives according to the "enabled" attribute
1508 * recog.h (struct recog_data): New field alternative_enabled_p.
1509 (skip_alternative): New inline function.
1510 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
1511 (record_reg_classes): Skip alternative according to the
1512 "enabled" attribute.
1514 * doc/md.texi: Add documention for the "enabled" attribute.
1516 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1518 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
1519 * postreload.c (reload_cse_simplify_operands): Replace 'm'
1520 constraint with TARGET_MEM_CONSTRAINT.
1521 * recog.c (asm_operand_ok, preprocess_constraints,
1522 constrain_operands): Likewise.
1523 * regclass.c (record_reg_classes): Likewise.
1524 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
1525 * reload1.c (maybe_fix_stack_asms): Likewise.
1526 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
1527 * recog.h: Adjust comment.
1528 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
1529 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
1530 * doc/md.texi: Add a note to description of 'm' constraint.
1531 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
1533 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
1535 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
1536 that the bitfield is of integral type before testing its precision.
1538 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1539 Sa Liu <saliu@de.ibm.com>
1541 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
1542 __modti3, __udivti3, __umodti3 and __udivmodti4.
1543 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
1544 that implement TImode mul and div functions.
1545 * config/spu/multi3.c: New. Implement __multi3.
1546 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
1547 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
1550 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
1552 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
1553 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
1554 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
1555 tls_sysv_suffix): New mode and mode attribute iterators.
1556 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
1557 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
1558 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
1559 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
1560 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
1563 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
1565 PR tree-optimization/36329
1566 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
1567 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
1568 * cgraphbuild.c (initialize_inline_failed): Use the latter
1569 macro in lieu of the former.
1570 * ipa-inline.c (cgraph_mark_inline): Likewise.
1571 (cgraph_decide_inlining_of_small_function): Likewise.
1572 (cgraph_decide_inlining): Likewise.
1573 (cgraph_decide_inlining_incrementally): Likewise.
1575 2008-05-26 Tristan Gingold <gingold@adacore.com>
1576 Anatoly Sokolov <aesok@post.ru>
1578 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
1579 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
1580 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
1581 optimization for 'avr6' architecture.
1583 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
1586 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
1588 2008-05-26 Richard Guenther <rguenther@suse.de>
1590 * tree-ssa-sccvn.c (expr_has_constants): Declare.
1591 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
1593 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
1596 * caller-save.c (insert_restore): Verify alignment of spill space.
1597 (insert_save): Likewise.
1598 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
1599 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
1600 (STACK_SLOT_ALIGNMENT): Likewise.
1601 * function.c (LOCAL_ALIGNMENT): Removed.
1602 (get_stack_local_alignment): New.
1603 (assign_stack_local): Use it. Set alignment on stack slot.
1604 (assign_stack_temp_for_type): Use get_stack_local_alignment.
1605 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
1606 (STACK_SLOT_ALIGNMENT): New.
1607 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
1608 stack slot in XFmode.
1610 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
1612 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
1615 * config/i386/i386.md (allocate_stack_worker_64): Make sure
1616 argument operand in rax isn't removed.
1618 2008-05-26 Richard Guenther <rguenther@suse.de>
1621 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
1622 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
1624 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1627 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
1629 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
1631 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
1632 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
1634 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
1636 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
1637 build a trampoline if we don't want one.
1638 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
1639 return zero for nested functions if we don't want a trampoline.
1641 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1643 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
1645 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1648 * c.opt: Removed undocumented option '-lang-fortran'.
1649 * c-common.h: Removed global variable 'lang_fortran'.
1650 * c-opts.c (c_common_handle_option): Removed code to handle
1651 option '-lang-fortran'. Updated includes.
1652 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
1653 definition of '__GFORTRAN__'.
1654 (define__GNUC__): Reimplemented to use BASEVER and
1655 cpp_define_formatted.
1656 (builtin_define_with_value_n): Removed.
1657 * c-incpath.h: Renamed to ...
1658 * incpath.h: ... this.
1659 * c-incpath.c: Renamed to ...
1660 * incpath.c: ... this. Updated includes.
1661 * fix-header.c: Updated includes.
1662 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
1663 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
1664 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
1666 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
1668 * tree.h: Update the table of flags used on tree nodes.
1669 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
1670 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
1671 (FORCED_LABEL): Add access check.
1672 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
1673 (ASM_INPUT_P): Likewise.
1674 (ASM_VOLATILE_P): Likewise.
1675 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
1676 (OMP_SECTION_LAST): Access private_flag directly.
1677 (OMP_RETURN_NOWAIT): Likewise.
1678 (OMP_PARALLEL_COMBINED): Likewise.
1679 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
1680 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
1681 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
1682 deprecated_flag directly.
1684 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
1686 * final.c (frame_pointer_needed): Removed.
1687 * flags.h (frame_pointer_needed): Likewise.
1689 * function.h (rtl_data): Add frame_pointer_needed.
1690 (frame_pointer_needed): New.
1692 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
1694 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
1696 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
1698 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
1701 2008-05-25 Alan Modra <amodra@bigpond.net.au>
1703 * c-common.c (strip_array_types): Move function to..
1705 (get_inner_array_type): Delete.
1706 * c-common.h (strip_array_types): Move declaration to..
1708 (get_inner_array_type): Delete.
1709 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
1710 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
1711 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
1712 * config/pa/pa.c (emit_move_sequence): Likewise.
1714 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
1716 * config/i386/i386.md (*sse_prologue_save_insn): Set length
1719 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
1721 * function.c: Include target hook for nonlocal_goto frame value.
1723 2008-05-24 Richard Guenther <rguenther@suse.de>
1725 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
1726 variable can be only accessed through a pointer or a union.
1728 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1730 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
1731 * doc/extend.texi: Likewise.
1733 2008-05-23 DJ Delorie <dj@redhat.com>
1735 * config/m32c/jump.md (untyped_call): Add.
1737 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
1739 (m32c_address_cost): Detail costs for indirect offsets.
1741 2008-05-23 Rafael Espindola <espindola@google.com>
1743 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
1744 if a node is a SUBREG.
1745 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
1748 2008-05-23 Paul Brook <paul@codesourcery.com>
1749 Carlos O'Donell <carlos@codesourcery.com>
1751 * doc/extend.texi: Clarify use of __attribute__((naked)).
1752 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
1753 * target.h (gcc_target): Add allocate_stack_slots_for_args.
1754 * function.c (use_register_for_decl): Use
1755 targetm.calls.allocate_stack_slots_for_args.
1756 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
1757 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
1758 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
1760 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
1762 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
1764 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
1766 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
1767 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
1768 is only rounded once.
1770 2008-05-23 Richard Guenther <rguenther@suse.de>
1772 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
1774 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
1775 Jakub Jelinek <jakub@redhat.com>
1778 * configure.ac: Handle --enable-cld.
1779 * configure: Regenerated.
1780 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
1781 * config/i386/i386.h (struct machine_function): Add needs_cld field.
1782 (ix86_current_function_needs_cld): New define.
1783 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
1784 (cld): New isns pattern.
1785 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
1786 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
1787 * config/i386/i386.opt (mcld): New option.
1788 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
1789 TARGET_CLD and ix86_current_function_needs_cld.
1790 (override_options): Use -mcld by default for 32-bit code if
1793 * doc/install.texi (Options specification): Document --enable-cld.
1794 * doc/invoke.texi (Machine Dependent Options)
1795 [i386 and x86-64 Options]: Add -mcld option.
1796 (Intel 386 and AMD x86-64 Options): Document -mcld option.
1798 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
1799 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
1800 (return_in_memory_64): Likewise.
1801 (return_in_memory_ms_64): Likewise.
1803 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1805 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
1806 * builtins.c (fold_builtin_fpclassify): New.
1807 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
1808 * builtins.def (BUILT_IN_FPCLASSIFY): New.
1809 * c-common.c (handle_type_generic_attribute): Adjust to accept
1810 fixed arguments before an elipsis.
1811 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
1812 * doc/extend.texi: Document __builtin_fpclassify.
1814 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
1816 * omp-low.c (gate_expand_omp_ssa): Remove.
1817 (pass_expand_omp_ssa): Remove.
1818 (gate_expand_omp): Do not check for flag_openmp_ssa.
1819 * common.opt (-fopenmp-ssa): Remove.
1820 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
1822 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
1824 * config/sh/sh.opt (mfixed-range): New option.
1825 * config/sh/sh-protos.h (sh_fix_range): Declare.
1826 * config/sh/sh.c (sh_fix_range): New function.
1827 * config/sh/sh.h (sh_fixed_range_str): Declare.
1828 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
1830 * doc/invoke.texi (SH Options): Document -mfixed-range.
1832 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
1834 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
1835 it before the redeclaration.
1837 2008-05-22 Anatoly Sokolov <aesok@post.ru>
1839 * config/avr/avr.c (get_sequence_length): Add new function.
1840 (expand_prologue, expand_epilogue): Remove duplicate code.
1842 2008-05-22 Rafael Espindola <espindola@google.com>
1844 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
1847 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
1849 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
1850 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
1852 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
1853 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
1854 (vect_update_misalignment_for_peel): Likewise.
1855 (vector_alignment_reachable_p): Likewise.
1856 * tree-vect-transform.c (vectorizable_load): Likewise.
1857 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1858 (get_vectype_for_scalar_type): Pass mode of scalar_type
1859 to UNITS_PER_SIMD_WORD.
1861 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
1862 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
1863 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
1864 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
1865 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
1867 2008-05-22 Ira Rosen <irar@il.ibm.com>
1869 PR tree-optimization/36293
1870 * tree-vect-transform.c (vect_transform_strided_load): Don't check
1871 if the first load must be skipped because of a gap.
1873 2008-05-22 Richard Guenther <rguenther@suse.de>
1875 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
1876 more cases of offset disambiguation that is possible if
1877 strict-aliasing rules apply.
1878 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
1879 for basic offset and type-based disambiguation.
1881 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1883 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
1884 ix86_expand_vector_set on V16QImode for SSE4.1.
1886 2008-05-21 Tom Tromey <tromey@redhat.com>
1888 * c.opt (Wimport): Mark as undocumented.
1889 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
1891 (Warning Options): Likewise.
1892 * doc/cppopts.texi: Don't mention -Wimport.
1894 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
1896 PR tree-optimization/36287
1897 PR tree-optimization/36286
1898 * lambda-code.c (build_access_matrix): Do not use the loop->num
1899 for computing the number of induction variables: use the loop depth
1902 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
1905 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
1906 option -f(no-)leading-underscore.
1908 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1910 * config/i386/i386.c (ix86_expand_vector_init_general): Use
1911 GET_MODE_NUNITS (mode).
1913 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
1915 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
1916 (-mmulhw): Add 464 to description.
1917 (-mdlmzb): Likewise.
1918 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
1919 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
1921 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
1922 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
1923 * config/rs6000/rs6000.md: Update comments for 464.
1925 2008-05-21 Janis Johnson <janis187@us.ibm.com>
1927 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
1929 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1931 * config/i386/sse.md (vec_extractv4sf): Removed.
1932 (vec_extractv2df): Likewise.
1933 (vec_extractv2di): Likewise.
1934 (vec_extractv4si): Likewise.
1935 (vec_extractv8hi): Likewise.
1936 (vec_extractv16qi): Likewise.
1937 (vec_extract<mode>): New.
1939 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1941 * config/i386/sse.md (vec_setv4sf): Removed.
1942 (vec_setv2df): Likewise.
1943 (vec_setv2di): Likewise.
1944 (vec_setv4si): Likewise.
1945 (vec_setv8hi): Likewise.
1946 (vec_setv16qi): Likewise.
1947 (vec_set<mode>): New.
1949 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1951 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
1952 goto for vec_concat and vec_interleave.
1954 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1956 * config/i386/sse.md (vec_initv4sf): Removed.
1957 (vec_initv2df): Likewise.
1958 (vec_initv2di): Likewise.
1959 (vec_initv4si): Likewise.
1960 (vec_initv8hi): Likewise.
1961 (vec_initv16qi): Likewise.
1962 (vec_init<mode>): New.
1964 2008-05-21 Joseph Myers <joseph@codesourcery.com>
1966 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
1968 2008-05-21 Tom Tromey <tromey@redhat.com>
1970 * ggc-zone.c (lookup_page_table_if_allocated): New function.
1971 (zone_find_object_offset): Likewise.
1972 (gt_ggc_m_S): Likewise.
1973 (highest_bit): Likewise.
1974 * ggc-page.c (gt_ggc_m_S): New function.
1975 * stringpool.c (string_stack): Remove.
1976 (init_stringpool): Update.
1977 (ggc_alloc_string): Use ggc_alloc.
1978 (maybe_delete_ident): New function.
1979 (ggc_purge_stringpool): Likewise.
1980 (gt_ggc_m_S): Remove.
1981 * ggc-common.c (ggc_protect_identifiers): New global.
1982 (ggc_mark_roots): Call ggc_purge_stringpool. Use
1983 ggc_protect_identifiers.
1984 * ggc.h (ggc_protect_identifiers): Declare.
1985 (gt_ggc_m_S): Update.
1986 (ggc_purge_stringpool): Declare.
1987 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
1988 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
1990 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
1992 2008-05-21 David S. Miller <davem@davemloft.net>
1994 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
1997 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
1999 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
2002 2008-05-20 David Daney <ddaney@avtrex.com>
2004 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
2005 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
2006 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2007 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2008 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
2009 (atomic_hiqi_op): New define_code_iterator.
2010 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
2011 mips_expand_compare_and_swap_12.
2012 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
2013 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
2014 (sync_<optab><mode>, sync_old_<optab><mode>,
2015 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2016 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
2017 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
2018 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
2019 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
2020 (test_and_set_12): New insn.
2021 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
2022 sync_new_<optab><mode>, sync_old_nand<mode>,
2023 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
2024 clobber to operand 0 for SI and DI mode insns.
2025 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
2026 mips_gen_fn_4): New typedefs.
2027 (mips_gen_fn_ptrs): Define new union type.
2028 (mips_expand_compare_and_swap_12): Remove declaration.
2029 (mips_expand_atomic_qihi): Declare function.
2030 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
2031 (mips_expand_atomic_qihi): ... this. Use new generator function
2033 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
2034 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
2035 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
2036 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
2037 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
2038 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
2039 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
2040 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
2041 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
2042 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
2045 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
2047 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
2050 2008-05-20 Anatoly Sokolov <aesok@post.ru>
2052 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
2053 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
2054 (avr_attribute_table): Add 'OS_main' function attribute.
2055 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
2056 functions with 'OS_main' attribute.
2058 2008-05-20 Richard Guenther <rguenther@suse.de>
2060 PR tree-optimization/35204
2061 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
2062 helper, split out from ...
2063 (DFS): ... here. Make the DFS walk non-recursive.
2065 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
2066 Jan Sjodin <jan.sjodin@amd.com>
2068 PR tree-optimization/36181
2069 * tree-parloops.c (loop_has_vector_phi_nodes): New.
2070 (parallelize_loops): Don't parallelize when the loop has vector
2073 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2074 Sebastian Pop <sebastian.pop@amd.com>
2076 * tree-loop-linear.c (gather_interchange_stats): Look in the access
2077 matrix, and never look at the tree representation of the memory
2079 (linear_transform_loops): Computes parameters and access matrices.
2080 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
2082 (access_matrix_get_index_for_parameter): New.
2083 * tree-data-ref.h (struct access_matrix): New.
2084 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
2085 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
2086 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
2087 am_vector_index_for_loop): New.
2088 (struct data_reference): Add field access_matrix.
2089 (DR_ACCESS_MATRIX): New.
2090 (compute_data_dependences_for_loop): Update declaration.
2091 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
2092 * lambda.h (lambda_vector_vec_p): Declared.
2093 * lambda-code.c: Depend on pointer-set.h.
2094 (lambda_collect_parameters_from_af, lambda_collect_parameters,
2095 av_for_af_base, av_for_af, build_access_matrix,
2096 lambda_compute_access_matrices): New.
2097 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
2099 2008-05-20 Joseph Myers <joseph@codesourcery.com>
2101 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
2104 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2105 Sebastian Pop <sebastian.pop@amd.com>
2107 PR tree-optimization/36206
2108 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
2110 (instantiate_scev_1): Rename flags to fold_conversions.
2111 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
2112 outeside instantiation_loop.
2113 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
2114 (evolution_function_is_affine_or_constant_p): Removed.
2115 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
2117 (analyze_siv_subscript): Pass in the loop nest number.
2118 Call evolution_function_is_affine_in_loop instead of
2119 evolution_function_is_affine_p.
2120 (analyze_overlapping_iterations): Pass in the loop nest number.
2122 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2123 Sebastian Pop <sebastian.pop@amd.com>
2125 PR tree-optimization/36206
2126 * tree-chrec.h (chrec_fold_op): New.
2127 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
2130 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
2132 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
2134 (remove_duplicates): Do not set inode on non-inode systems.
2137 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
2139 * config.gcc (tm_file): Update comments about relative pathnames.
2141 2008-05-20 Richard Guenther <rguenther@suse.de>
2143 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
2144 * tree-ssa-sccvn.c (process_scc): Likewise.
2145 * tree-ssa-sink.c (execute_sink_code): Likewise.
2146 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
2147 * tree-vrp.c (process_assert_insertions): Likewise.
2148 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
2149 (perform_tree_ssa_dce): Likewise.
2150 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2151 (dump_dominator_optimization_stats): Likewise.
2152 * tree-vectorizer.c (vectorize_loops): Likewise.
2154 2008-05-20 Richard Guenther <rguenther@suse.de>
2156 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
2158 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
2160 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
2161 (ix86_i386elf_return_in_memory): Likewise.
2162 (ix86_i386interix_return_in_memory): Likewise.
2163 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
2164 (SUBTARGET_RETURN_IN_MEMORY): New.
2165 * config/i386/i386elf.h: Likewise.
2166 * config/i386/ptx4-i.h: Likewise.
2167 * config/i386/sol2-10.h: Likewise.
2168 * config/i386/sysv4.h: Likewise.
2169 * config/i386/vx-common.h: Likewise.
2170 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
2171 * config/i386/i386.c (ix86_return_in_memory): Made static and
2172 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
2173 (ix86_i386elf_return_in_memory): Removed.
2174 (ix86_i386interix_return_in_memory): Removed.
2175 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
2176 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
2178 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
2180 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
2182 2008-05-19 Xinliang David Li <davidxl@google.com>
2184 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
2186 * common.opt: Ditto.
2187 * doc/invoke.texi: Ditto.
2189 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
2191 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
2192 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
2194 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
2196 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
2197 sizes of operand array from 8/4 to 4/2.
2198 (ix86_expand_vector_init_general): Change size of operand array
2199 from 32 to 16. Remove op0, op1 and half_mode.
2201 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
2203 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
2204 (ix86_expand_vector_init_interleave): Likewise.
2205 (ix86_expand_vector_init_general): Use them. Assert
2206 word_mode == SImode when n_words == 4.
2208 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
2210 * config/i386/i386.c (ix86_secondary_reload): New static function.
2211 (TARGET_SECONDARY_RELOAD): New define.
2212 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
2213 * config/i386/i386.md (reload_outqi): Remove.
2215 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2218 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
2219 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
2220 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
2221 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
2222 (fold_builtin_1): Likewise.
2223 * builtins.def (BUILT_IN_ISINF_SIGN): New.
2224 c-common.c (check_builtin_function_arguments): Handle
2225 BUILT_IN_ISINF_SIGN.
2226 * doc/extend.texi: Document __builtin_isinf_sign.
2227 * fold-const.c (operand_equal_p): Handle COND_EXPR.
2229 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
2231 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
2232 EH cleanup at the end of the pass, search for those that have been
2233 turned into forwarder blocks and do the cleanup on their successor.
2235 2008-05-18 Richard Guenther <rguenther@suse.de>
2237 * tree-cfg.c (verify_gimple_expr): Allow conversions from
2238 pointers to sizetype and vice versa.
2240 2008-05-18 Xinliang David Li <davidxl@google.com>
2242 * gcc/tree-ssa-dce.c: Coding style fix.
2243 (check_pow): Documentation comment.
2244 (check_log): Documenation comment. Coding style fix.
2245 (is_unnecessary_except_errno_call): Ditto.
2246 (gen_conditions_for_pow): Ditto.
2247 (gen_conditions_for_log): Ditto.
2248 (gen_shrink_wrap_conditions): Ditto.
2249 (shrink_wrap_one_built_in_calls): Ditto.
2250 * gcc/doc/invoke.texi: Better documentation string.
2251 * ChangeLog: Fix wrong change log entries from
2252 May 17 checkin on function call DCE.
2254 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
2256 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
2258 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2260 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
2261 * df-problems.c (simulation routines): Fixed block comment to
2262 properly say how to add forwards scanning functions.
2264 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
2266 * tree-inline.c (setup_one_parameter): Remove dead code.
2268 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
2270 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
2271 a BIT_AND_EXPR only for an INTEGER_TYPE.
2273 2008-05-17 Xinliang David Li <davidxl@google.com>
2275 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
2276 (check_pow, check_log, is_unnecessary_except_errno_call): New
2277 functions to check for eliminating math functions that are pure
2278 except for setting errno.
2279 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
2280 general condition expressions for shrink-wrapping pow/log calls.
2281 (gen_shrink_wrap_conditions): Ditto.
2282 (shrink_wrap_one_built_in_call): Ditto.
2283 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
2284 (mark_operand_necessary): If debugging, output if OP is necessary.
2285 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
2287 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
2289 * gcc/common.opt: New user flag -ftree-builtin-dce.
2290 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
2292 2008-05-16 David S. Miller <davem@davemloft.net>
2294 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
2295 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2297 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
2300 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
2302 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2304 * ifcvt.c (dead_or_predicable): Rename
2305 df_simulate_one_insn_backwards to df_simulate_one_insn.
2306 * recog.c (peephole2_optimize): Ditto.
2307 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
2309 * df.h: Rename df_simulate_one_insn_backwards to
2310 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
2311 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
2312 scanning of defs and uses.
2313 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
2314 (df_simulate_one_insn_forwards): Removed.
2316 2008-05-16 Doug Kwan <dougkwan@google.com>
2318 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
2320 (real_from_string): Handle NaNs and Inf as approriate.
2322 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2324 * doc/gty.texi (Source Files Containing Type Information): Note
2325 that headers should appear first in the gtfiles list.
2327 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2329 * tree.def (COND_EXEC): Properly documented this code.
2331 2008-05-16 Diego Novillo <dnovillo@google.com>
2333 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
2334 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
2337 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2339 * tree-ssa-dse (max_stmt_uid): Removed.
2340 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
2341 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
2342 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
2343 * function.h (cfun.last_stmt_uid): New field.
2344 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
2345 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
2347 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
2348 (create_stmt_ann): Initialize the ann->uid field.
2349 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
2351 * tree-flow.h (renumber_gimple_stmt_uids): New function.
2353 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2355 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
2356 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
2357 (init_empty_tree_cfg): Call it.
2359 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2361 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
2364 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2366 * doc/invoke.text (-fdump-tree-*-verbose): New option.
2367 * tree-dump.c (dump_options): New verbose option.
2368 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
2370 * tree-pass.h (TDF_VERBOSE): New dump flag.
2371 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
2372 (tree-flow.h): Added include.
2373 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
2375 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
2377 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
2379 From Jie Zhang <jie.zhang@analog.com>
2380 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2381 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
2382 mcpu=bf561-none and mcpu=bf561-0.2.
2383 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2384 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2385 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2386 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2387 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
2388 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
2389 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
2391 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
2392 (cputype_selected): Remove.
2393 (bfin_handle_option): Don't use cputype_selected.
2394 (override_options): When no mcpu option, enable all workarounds.
2395 Don't use bfin_workarounds.
2396 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
2398 (DEFAULT_CPU_TYPE): Don't define.
2400 2008-05-16 Richard Guenther <rguenther@suse.de>
2402 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
2403 on deletion of the last stmt.
2405 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2407 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
2408 V8HImode for SSE2 and V16QImode for SSE4.1.
2410 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2412 * cgraph.h (compute_inline_parameters): Made public.
2413 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
2414 variable_generate_summary, function_write_summary,
2415 variable_write_summary, variable_read_summary. Added generate_summary,
2416 write_summary, read_summary.
2417 * cgraphunit.c (cgraph_process_new_functions): Changed call from
2418 pass_ipa_inline.function_generate_summary, to
2419 compute_inline_parameters.
2420 * ipa-inline.c (compute_inline_parameters): Made public and added
2422 (compute_inline_parameters_for_current): New function.
2423 (pass_inline_param): Now calls compute_inline_parameters_for_current.
2424 (inline_generate_summary): Removed parameter and made to loop over
2426 (pass_ipa_inline): Updated for new IPA_PASS structure.
2427 * passes.c (execute_ipa_summary_passes): Now is called once per
2428 pass rather than once per node*pass.
2430 2008-05-15 Anatoly Sokolov <aesok@post.ru>
2432 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
2433 avr_have_mul_p, avr_asm_only_p): Remove variables.
2434 (avr_override_options): Remove initialization of removed variables.
2435 (avr_file_start): Convert removed variables to fields of
2436 'struct base_arch_s *avr_current_arch'.
2437 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
2438 (AVR_HAVE_MUL): (Ditto.).
2439 (AVR_HAVE_MOVW): (Ditto.).
2440 (AVR_HAVE_LPMX): (Ditto.).
2441 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
2442 avr_asm_only_p): Remove declaration.
2444 2008-05-15 Diego Novillo <dnovillo@google.com>
2446 * config/arm/arm.c (arm_return_in_memory): Fix return type.
2447 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
2449 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
2452 * combine.c (check_conversion): Rename back to check_promoted_subreg.
2453 Don't call record_truncated_value from here.
2454 (record_truncated_value): Turn it into a for_each_rtx callback.
2455 (record_truncated_values): New function.
2456 (combine_instructions): Call note_uses with record_truncated_values.
2457 Change name of check_conversion to check_promoted_subreg.
2459 2008-05-15 Janis Johnson <janis187@us.ibm.com>
2461 * doc/sourcebuild.texi: Document support for torture tests.
2463 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2465 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
2466 to alternative 4 of operand 2.
2468 2008-05-15 Richard Guenther <rguenther@suse.de>
2470 * tree-pass.h (current_pass): Declare.
2471 (get_pass_for_id): Likewise.
2472 * passes.c (passes_by_id, passes_by_id_size): New globals.
2473 (set_pass_for_id): New function.
2474 (get_pass_for_id): Likewise.
2475 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
2476 (execute_function_todo): Flush per function statistics.
2477 * toplev.c (compile_file): Init statistics.
2478 (general_init): Do early statistics initialization.
2479 (finalize): Finish statistics.
2480 * statistics.h (statistics_early_init): Declare.
2481 (statistics_init): Likewise.
2482 (statistics_fini): Likewise.
2483 (statistics_fini_pass): Likewise.
2484 (statistics_counter_event): Likewise.
2485 (statistics_histogram_event): Likewise.
2486 * statistics.c: New file.
2487 * Makefile.in (OBJS-common): Add statistics.o.
2488 (statistics.o): Add dependencies.
2489 * doc/invoke.texi (-fdump-statistics): Document.
2491 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
2493 (execute_pre): Use statistics_counter_event.
2494 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
2495 (substitute_and_fold): Increment it. Use statistics_counter_event.
2497 2008-05-15 Diego Novillo <dnovillo@google.com>
2499 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
2501 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
2502 * tree-ssa-alias.c (new_type_alias): Remove references to
2503 sub-variables from comment.
2504 * tree-ssa-operands.c (swap_tree_operands): Likewise.
2506 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2508 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
2509 attribute to 1 only for insertps alternative.
2511 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2513 * config/bfin/bfin.md (loadbytes): New pattern.
2514 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
2515 (bfin_init_builtins): Initialize it.
2516 (bdesc_1arg): Add it.
2518 2008-05-15 Sa Liu <saliu@de.ibm.com>
2520 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
2521 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
2522 * testsuite/lib/target-supports.exp: Add
2523 check_effective_target_fortran_integer_16.
2525 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2527 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
2528 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
2529 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
2530 (TARGET_RETURN_IN_MEMORY): Define.
2532 2008-05-15 Richard Guenther <rguenther@suse.de>
2535 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
2536 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
2537 represent unmodifiable vars.
2539 2008-05-15 Richard Guenther <rguenther@suse.de>
2541 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
2542 INDIRECT_REF and TARGET_MEM_REF.
2543 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2546 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2547 H.J. Lu <hongjiu.lu@intel.com>
2549 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
2550 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
2551 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
2552 insn alternatives. Add missing alternatives.
2553 (*vec_concatv2di_rex64_sse4_1): Likewise.
2554 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
2555 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
2558 2008-05-15 Richard Guenther <rguenther@suse.de>
2560 PR tree-optimization/36009
2561 PR tree-optimization/36204
2562 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
2563 (determine_invariantness_stmt): Record the loop a store is
2565 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
2568 2008-05-15 Richard Guenther <rguenther@suse.de>
2570 PR tree-optimization/34330
2571 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
2572 through the pointer will alias the SMT.
2574 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
2576 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
2578 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
2580 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
2582 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2583 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2585 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
2586 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
2587 (vashl_optab): New optab for vector/vector shifts.
2588 (vashr_optab): Ditto.
2589 (vlshr_optab): Ditto.
2590 (vrotl_optab): Ditto.
2591 (vrotr_optab): Ditto.
2592 (optab_subtype): New enum for optab_for_tree_code call.
2593 (optab_for_tree_code): Add enum optab_subtype argument.
2595 * optabs.c (optab_for_tree_code): Take an additional argument to
2596 distinguish between a vector shift by a scalar and vector shift by
2597 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
2598 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
2599 vector shift by a vector.
2600 (expand_widen_pattern_expr): Pass additional argument to
2601 optab_for_tree_code.
2603 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
2604 vrotl_optab, vrotr_optab.
2606 * expr.c (expand_expr_real_1): Update calls to
2607 optab_for_tree_code to distinguish between vector shifted by a
2608 scalar and vector shifted by a vector.
2609 * tree-vectorizer.c (supportable_widening_operation): Ditto.
2610 (supportable_narrowing_operation): Ditto.
2611 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
2612 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
2613 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
2614 (vect_create_epilog_for_reduction): Ditto.
2615 (vectorizable_reduction): Ditto.
2616 (vectorizable_operation): Ditto.
2617 (vect_strided_store_supported): Ditto.
2618 (vect_strided_load_supported): Ditto.
2619 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2620 * expmed.c (expand_shift): Ditto.
2622 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
2624 (ashr@var{m}3): Ditto.
2625 (vashl@var{m}3): Document new vector/vector shift standard name.
2626 (vashr@var{m}3): Ditto.
2627 (vlshr@var{m}3): Ditto.
2628 (vrotl@var{m}3): Ditto.
2629 (vrotr@var{m}3): Ditto.
2631 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
2632 (PPERM_INVERT): Ditto.
2633 (PPERM_REVERSE): Ditto.
2634 (PPERM_REV_INV): Ditto.
2635 (PPERM_ZERO): Ditto.
2636 (PPERM_ONES): Ditto.
2637 (PPERM_SIGN): Ditto.
2638 (PPERM_INV_SIGN): Ditto.
2639 (PPERM_SRC1): Ditto.
2640 (PPERM_SRC2): Ditto.
2642 * config/i386/sse.md (mulv2di3): Add SSE5 support.
2643 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
2644 allows a memory operand to be the value being added, and split it
2645 to improve vectorization.
2646 (sse5_pmacsdqh_mem): Ditto.
2647 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
2648 (sse5_mulv2div2di3_high): Ditto.
2649 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
2650 (vec_pack_trunc_v4si): Ditto.
2651 (vec_pack_trunc_v2di): Ditto.
2652 (sse5_pcmov_<mode>): Remove code that tried to use use
2653 andps/andnps instead of pcmov.
2654 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
2655 pmacsdqh instructions.
2656 (vec_widen_smult_lo_v4si): Ditto.
2658 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
2659 (PPERM_INVERT): Ditto.
2660 (PPERM_REVERSE): Ditto.
2661 (PPERM_REV_INV): Ditto.
2662 (PPERM_ZERO): Ditto.
2663 (PPERM_ONES): Ditto.
2664 (PPERM_SIGN): Ditto.
2665 (PPERM_INV_SIGN): Ditto.
2666 (PPERM_SRC1): Ditto.
2667 (PPERM_SRC2): Ditto.
2668 (ix86_expand_sse_movcc): Move the SSE5 test after the if
2670 (ix86_expand_int_vcond): If SSE5 generate all possible integer
2672 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
2673 says ignore whether the last reference is a memory operand.
2675 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2676 Paolo Bonzini <bonzini at gnu dot org>
2678 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
2681 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
2682 (vlshr<mode>3): Rename from vlshr<mode>3.
2683 (vashr<mode>3): Rename from vashr<mode>3.
2684 (mulv4sf3): Change the names of vector shift patterns.
2688 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
2691 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
2716 * config/spu/spu.md (v): New iterator macro to add v for vector types.
2717 (floatunssidf2_internal): Change vector/vector shift names.
2718 (floatunsdidf2_internal): Ditto.
2725 (vashl<mode>3): Rename from ashl<mode>3.
2726 (vashr<mode>3): Rename from ashr<mode>3.
2727 (vlshr<mode>3): Rename from lshr<mode>3.
2728 (vrotl<mode>3): Rename from rotl<mode>3.
2730 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2733 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
2734 multiply gives the wrong value when doing widening multiplies.
2735 (vec_widen_smult_lo_v4si): Ditto.
2737 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
2739 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
2740 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
2741 emit_library_call_value.
2742 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
2743 * tree.h (ECF_LIBCALL_BLOCK): Removed.
2744 * calls.c (initialize_argument_information, precompute_arguments,
2745 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
2746 (precompute_arguments): Removed flags parameter.
2747 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
2749 2008-05-14 Richard Guenther <rguenther@suse.de>
2751 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
2752 Make sure to register the store if the use is a PHI_NODE.
2754 2008-05-14 Olivier Hainque <hainque@adacore.com>
2756 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
2757 memory if the component is to be referenced in BLKmode according
2758 to get_inner_reference.
2760 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
2762 * calls.c (emit_library_call_value_1): Restore code clearing
2763 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
2765 2008-05-14 Olivier Hainque <hainque@adacore.com>
2766 Nicolas Roche <roche@adacore.com>
2768 * configure.ac: Add support for a "gcc_subdir" variable in
2769 config-lang.in, to denote a subdirectory where the language/GCC
2770 integration files are to be found.
2771 * configure: Regenerate.
2773 2008-05-14 Ira Rosen <irar@il.ibm.com>
2775 PR tree-optimization/36098
2776 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
2777 value for the first load in the group in case of a gap.
2778 (vect_build_slp_tree): Check that there are no gaps in loads.
2780 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
2782 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
2783 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
2784 expand_copysign_bit, ): Change call to emit_no_conflict_block to
2785 emit_insn and remove unneeded code to construct extra args.
2786 (emit_no_conflict_block): Removed.
2787 * optabls.h: (emit_no_conflict_block): Removed.
2788 * cse.c (cse_extended_basic_block): Remove search for
2789 REG_NO_CONFLICT note.
2790 * global.c: Removed incorrect comment added in revision 117.
2791 * expr.c (convert_move): Change call to emit_no_conflict_block to
2793 * recog.c: Change comments so that they do not mention
2795 * local_alloc.c (combine_regs): Removed last parameter.
2796 (no_conflict_p): Removed.
2797 (block_alloc): Removed note, no_conflict_combined_regno and set
2798 local vars. Removed all code to process REG_NO_CONFLICT blocks.
2799 (combine_regs): Removed already_dead and code to look for
2800 REG_NO_CONFLICT notes.
2801 * lower_subreg (remove_retval_note): Removed code to look for
2802 REG_NO_CONFLICT block.
2803 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
2804 (resolve_clobber): Remove code to process libcalls that have
2805 REG_NO_CONFLICT notes.
2806 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
2808 * combine.c (can_combine_p, distribute_notes): Removed
2809 REG_NO_CONFLICT case.
2810 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
2812 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
2813 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
2815 * reg-notes.def (NO_CONFLICT): Removed.
2817 2008-05-14 David S. Miller <davem@davemloft.net>
2819 * config/sparc/sparc.c (sparc_profile_hook): If
2820 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
2821 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
2822 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2824 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
2826 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
2828 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
2831 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
2832 and op1 expansion before vector concat to have less live pseudos.
2834 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
2836 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
2837 ix86_expand_vector_set if supported.
2839 2008-05-13 Diego Novillo <dnovillo@google.com>
2840 Kenneth Zadeck <zadeck@naturalbridge.com>
2842 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
2844 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
2845 phinodes_print_statistics, init_ssanames, fini_ssanames,
2846 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
2847 release_ssa_name, release_defs, replace_ssa_name_symbol,
2848 ssanames_print_statistics): Move ...
2849 * tree-flow.h: ... here.
2850 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
2851 Use FN instead of cfun.
2852 (make_ssa_name_fn): Rename from make_ssa_name.
2853 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
2854 * tree-flow-inline.h (make_ssa_name): Move from
2855 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
2856 * omp-low.c (expand_omp_parallel):
2857 * tree-flow-inline.h (redirect_edge_var_map_result):
2858 * tree-ssa.c (init_tree_ssa): Add argument FN.
2859 Use it instead of cfun. Update all users.
2861 2008-05-13 Tom Tromey <tromey@redhat.com>
2863 PR preprocessor/22168:
2864 * doc/cpp.texi (Top): Update menu.
2865 (Alternatives to Wrapper #ifndef): New node.
2866 (Other Directives): Document deprecation.
2867 (Obsolete Features): Remove menu.
2868 (Assertions): Merge node into Obsolete Features.
2869 (Obsolete once-only headers): Move earlier; rename to Alternatives
2871 * doc/cppopts.texi: Update.
2872 * c.opt (Wdeprecated): Enable for C and ObjC.
2873 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
2874 (C++ Dialect Options): Move -Wno-deprecated from here to...
2875 (Warning Options): ... here.
2877 2008-05-13 Richard Guenther <rguenther@suse.de>
2880 * fold-const.c (fold_sign_changed_comparison): Do not allow
2881 changes in pointer-ness.
2883 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
2886 * config/sh/sh.c (sh_expand_prologue): Don't clear
2887 RTX_FRAME_RELATED_P for push insns.
2889 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
2891 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
2893 2008-05-12 Anatoly Sokolov <aesok@post.ru>
2895 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
2896 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
2897 Use 'machine->is_leaf' instead of 'leaf_func_p'.
2899 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
2901 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
2902 (*vec_concatv4sf_sse): This.
2903 (*sse2_concatv2si): Renamed to ...
2904 (*vec_concatv2si_sse2): This.
2905 (*sse1_concatv2si): Renamed to ...
2906 (*vec_concatv2si_sse): This.
2907 (*vec_concatv2di_rex): Renamed to ...
2908 (*vec_concatv2di_rex64): This.
2909 (*vec_concatv2si_sse4_1): New.
2910 (*vec_concatv2di_rex64_sse4_1): Likewise.
2912 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
2914 PR rtl-optimization/36111
2915 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
2916 that was created for swappable operands.
2918 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
2921 * Makefile.in: Substitute GNATMAKE and GNATBIND.
2922 * configure.ac: Add call to ACX_PROG_GNAT.
2924 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
2926 * optc-gen.awk: Fix comment typo.
2928 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2930 * pretty-print.c (pp_integer_with_precision): Use
2931 HOST_LONG_LONG_FORMAT.
2933 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
2935 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
2937 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
2939 * config/i386/i386.c (bdesc_ptest): Removed.
2940 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
2941 (bdesc_args): Add __builtin_ia32_ptestz128,
2942 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
2943 (ix86_init_mmx_sse_builtins): Updated.
2944 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
2945 (ix86_expand_builtin): Updated.
2947 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
2949 * tree-cfg.c (valid_fixed_convert_types_p): New function.
2950 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
2952 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
2954 * value-prof.c (interesting_stringop_to_profile): Do not
2955 return early for BUILT_IN_MEMPCPY.
2957 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
2959 * calls.c (expand_call): Don't use callgraph to increase
2960 preferred_stack_boundary.
2962 * cgraph.h (cgraph_rtl_info): Use unsigned on
2963 preferred_incoming_stack_boundary.
2965 * final.c (rest_of_clean_state): Use unsigned on
2966 preferred_stack_boundary.
2968 2008-05-09 Tom Tromey <tromey@redhat.com>
2970 PR preprocessor/22231:
2971 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
2974 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
2976 PR tree-optimization/36129
2977 * tree-ssa-ccp.c: Include value-prof.h.
2978 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
2979 built-in function was folded to a constant.
2980 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
2982 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
2983 Sebastian Pop <sebastian.pop@amd.com>
2985 * tree-scalar-evolution.c: Document instantiate_scev.
2986 (instantiate_parameters_1): Renamed instantiate_scev_1.
2987 Don't use the same loop for instantiation_loop and evolution_loop.
2988 (instantiate_scev): New.
2989 (instantiate_parameters): Moved...
2990 (resolve_mixers): Update call to instantiate_scev_1 to pass the
2991 same loop twice. Maintains the semantics for this function.
2992 * tree-scalar-evolution.h (instantiate_scev): Declare.
2993 (instantiate_parameters): ...here. Now static inline.
2994 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
2995 instead of resolve_mixers.
2997 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2999 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
3001 2008-05-09 Tomas Bily <tbily@suse.cz>
3003 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
3004 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
3005 * tree-ssa-structalias.c (get_constraint_for): Likewise.
3006 * c-common.c (c_common_truthvalue_conversion): Likewise.
3007 * tree-object-size.c (compute_object_offset): Likewise.
3008 * tree-inline.c (estimate_num_insns_1): Likewise.
3009 * varasm.c (const_hash_1, compare_constant, copy_constant)
3010 (compute_reloc_for_constant, output_addressed_constants)
3011 (initializer_constant_valid_p): Likewise.
3012 * c-omp.c (check_omp_for_incr_expr): Likewise.
3013 * gimplify.c (gimplify_expr): Likewise.
3014 * c-typeck.c (c_finish_return): Likewise.
3015 * tree-vectorizer.c (supportable_widening_operation)
3016 (supportable_narrowing_operation): Likewise.
3017 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
3018 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
3019 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
3020 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
3021 (descr_info_loc): Likewise.
3022 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
3023 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
3024 (fold_unary): Likewise.
3025 * builtins.c (get_pointer_alignment): Likewise.
3026 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
3027 (instantiate_parameters_1): Likewise.
3028 * tree.c (expr_align, stabilize_reference): Likewise.
3029 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
3030 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
3031 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
3032 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
3033 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
3034 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
3036 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
3037 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
3038 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3039 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
3040 (forward_propagate_comparison)
3041 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3042 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
3043 * emit-rtl.c (component_ref_for_mem_expr)
3044 (set_mem_attributes_minus_bitpos): Likewise.
3045 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
3046 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
3048 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
3049 (build_function_call, pointer_diff, build_compound_expr)
3050 (c_finish_return): Likewise.
3051 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
3052 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
3054 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
3055 * expr.c (is_aligning_offset): Likewise.
3056 * tree-ssa-alias.c (is_escape_site): Likewise.
3057 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
3058 (check_all_va_list_escapes): Likewise.
3059 * tree-ssa-loop-ivopts.c (determine_base_object)
3060 (determine_common_wider_type): Likewise.
3061 * dojump.c (do_jump): Likewise.
3062 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
3063 * tree-gimple.c (is_gimple_cast): Likewise.
3064 * fold-const.c (decode_field_reference, )
3065 (fold_sign_changed_comparison, fold_unary, fold_comparison)
3066 (fold_binary): Likewise.
3067 * tree-ssa-alias-warnings.c (find_alias_site_helper)
3068 (already_warned_in_frontend_p): Likewise.
3069 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
3070 * tree.c (really_constant_p, get_unwidened): Likewise.
3071 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3072 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3073 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
3075 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
3077 (CONVERT_EXPR_P): Define.
3078 (CASE_CONVERT): Define.
3080 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
3083 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
3084 (delete_unmarked_insns): When deleting a call, call
3085 delete_unreachable_blocks.
3086 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
3087 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
3089 2008-05-08 Richard Guenther <rguenther@suse.de>
3091 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
3092 (-ftree-salias): Likewise.
3093 (salias-max-implicit-fields): Remove param documentation.
3094 (salias-max-array-elements): Likewise.
3095 * tree-pass.h (pass_create_structure_vars): Remove.
3096 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
3097 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
3098 * tree-ssa-alias.c (create_structure_vars): Remove.
3099 (gate_structure_vars): Likewise.
3100 (pass_create_structure_vars): Likewise.
3101 (gate_build_alias): Likewise.
3102 (pass_build_alias): Adjust to run always and dump the function.
3103 * common.opt (ftree-salias): Hide.
3104 * passes.c (init_optimization_passes): Remove
3105 pass_create_structure_vars, adjust comment.
3106 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
3107 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
3108 * opts.c (decode_options): Do not set flag_tree_salias.
3109 (common_handle_option): Add OPT_ftree_salias to the backward
3110 compatibility section.
3112 2008-05-08 Richard Guenther <rguenther@suse.de>
3114 * tree-flow-inline.h (var_can_have_subvars): Move ...
3115 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
3116 * tree-flow.h (var_can_have_subvars): Remove.
3117 (push_fields_onto_fieldstack): Remove.
3118 (sort_fieldstack): Likewise.
3119 (struct fieldoff): Move ...
3120 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
3121 alias_set and base_for_components fields.
3122 (sort_fieldstack): Make static.
3123 (push_fields_onto_fieldstack): Likewise. Remove code that
3124 handles anything but RECORD_TYPEs. Remove alias_set and
3125 base_for_components handling.
3126 (create_variable_info_for): Adjust.
3128 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
3130 * common.opt (Wframe-larger-than=): Shorten the help message
3132 * doc/invoke.texi (Wframe-larger-than=): Add more description.
3134 2008-05-08 Rafael Espindola <espindola@google.com>
3136 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
3138 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
3139 trap and that both operands are gimple values.
3140 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
3141 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
3144 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
3146 * read-rtl.c (join_c_conditions): Return the first string if the
3147 two strings are equal.
3149 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
3151 * gensupport.h (pred_data): Add a "num_codes" field.
3152 (add_predicate_code): Declare.
3153 * gensupport.c (add_predicate_code): New function.
3154 (std_pred_table): Add an "allows_const_p" field.
3155 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
3156 Remove the (incomplete) list of such codes from the codes field.
3157 (init_predicate_table): Use add_predicate_code. Add all
3158 RTX_CONST_OBJs if allows_const_p is true.
3159 * genrecog.c (process_define_predicate): Use add_predicate_code.
3161 2008-05-08 David Daney <ddaney@avtrex.com>
3162 Richard Sandiford <rsandifo@nildram.co.uk>
3164 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
3165 special case of constant zero operands.
3166 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
3167 old and new values. Special case constant zero values.
3168 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
3170 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
3171 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
3173 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
3176 * simplify-rtx.c (simplify_plus_minus): Create CONST of
3177 similar RTX_CONST_OBJ before CONST_INT.
3179 2008-05-08 Steve Ellcey <sje@cup.hp.com>
3181 * stmt.c (expand_stack_restore): Change sa mode if needed.
3183 2008-05-08 Richard Guenther <rguenther@suse.de>
3185 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
3186 return type to bool.
3187 (ix86_sol10_return_in_memory): Likewise.
3188 (ix86_i386elf_return_in_memory): Likewise.
3189 (ix86_i386interix_return_in_memory): Likewise.
3190 * config/i386/i386.c (ix86_return_in_memory): Likewise.
3191 (ix86_sol10_return_in_memory): Likewise.
3192 (ix86_i386elf_return_in_memory): Likewise.
3193 (ix86_i386interix_return_in_memory): Likewise.
3195 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
3198 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
3200 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
3201 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
3204 2008-05-08 Richard Guenther <rguenther@suse.de>
3206 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
3207 * tree-data-ref.h (struct dr_alias): Remove subvars field.
3208 (DR_SUBVARS): Remove.
3209 * tree-dfa.c (dump_subvars_for): Remove.
3210 (debug_subvars_for): Likewise.
3211 (dump_variable): Do not dump subvars.
3212 (remove_referenced_var): Do not remove subvars.
3213 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
3214 (lookup_subvars_for_var): Remove.
3215 (get_subvars_for_var): Likewise.
3216 (get_subvars_at): Likewise.
3217 (get_first_overlapping_subvar): Likewise.
3218 (overlap_subvar): Likewise.
3219 * tree-flow.h (subvar_t): Remove.
3220 (struct var_ann_d): Remove subvars field.
3221 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
3222 argument. Remove special handling of SFTs.
3223 (compute_tag_properties): Likewise.
3224 (set_initial_properties): Likewise.
3225 (compute_call_clobbered): Likewise.
3226 (count_mem_refs): Likewise.
3227 (compute_memory_partitions): Likewise.
3228 (compute_flow_insensitive_aliasing): Likewise.
3229 (setup_pointers_and_addressables): Likewise.
3230 (new_type_alias): Likewise.
3231 (struct used_part): Remove.
3232 (used_portions): Likewise.
3233 (struct used_part_map): Likewise.
3234 (used_part_map_eq): Likewise.
3235 (used_part_map_hash): Likewise.
3236 (free_used_part_map): Likewise.
3237 (up_lookup): Likewise.
3238 (up_insert): Likewise.
3239 (get_or_create_used_part_for): Likewise.
3240 (create_sft): Likewise.
3241 (create_overlap_variables_for): Likewise.
3242 (find_used_portions): Likewise.
3243 (create_structure_vars): Likewise.
3244 * tree.def (STRUCT_FIELD_TAG): Remove.
3245 * tree.h (MTAG_P): Adjust.
3246 (struct tree_memory_tag): Remove base_for_components and
3247 unpartitionable flags.
3248 (struct tree_struct_field_tag): Remove.
3249 (SFT_PARENT_VAR): Likewise.
3250 (SFT_OFFSET): Likewise.
3251 (SFT_SIZE): Likewise.
3252 (SFT_NONADDRESSABLE_P): Likewise.
3253 (SFT_ALIAS_SET): Likewise.
3254 (SFT_UNPARTITIONABLE_P): Likewise.
3255 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
3256 (union tree_node): Remove sft field.
3257 * alias.c (get_alias_set): Remove special handling of SFTs.
3258 * print-tree.c (print_node): Remove handling of SFTs.
3259 * tree-dump.c (dequeue_and_dump): Likewise.
3260 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
3261 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
3262 * tree-predcom.c (set_alias_info): Do not set subvars.
3263 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
3264 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
3265 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
3266 (add_vars_for_offset): Remove.
3267 (add_virtual_operand): Remove special handling of SFTs.
3268 (add_call_clobber_ops): Likewise.
3269 (add_call_read_ops): Likewise.
3270 (get_asm_expr_operands): Likewise.
3271 (get_modify_stmt_operands): Likewise.
3272 (get_expr_operands): Likewise.
3273 (add_to_addressable_set): Likewise.
3274 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
3275 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
3276 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
3277 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
3278 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
3279 (tree_node_structure): Likewise.
3280 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
3282 (find_what_p_points_to): Likewise.
3284 2008-05-08 Sa Liu <saliu@de.ibm.com>
3286 * config/spu/spu.md: Fixed subti3 pattern.
3288 2008-05-08 Richard Guenther <rguenther@suse.de>
3291 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
3292 sure to create a representative for trailing arrays for PTA.
3294 2008-05-08 Richard Guenther <rguenther@suse.de>
3297 * fold-const.c (operand_equal_p): Two objects which types
3298 differ in pointerness are not equal.
3300 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
3302 * calls.c (compute_argument_block_size): Add argument tree fndecl.
3303 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
3304 (emit_library_call_value_1): Add new variable fndecl initialized by
3305 NULL_TREE. It should be the decl type of orgfun, but this information
3306 seems not to be available here, so it uses the default calling abi.
3307 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
3308 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
3309 by TARGET_RETURN_IN_MEMORY.
3310 * config/i386/i386-interix.h: Likewise.
3311 * config/i386/i386.h: Likewise.
3312 * config/i386/i386elf.h: Likewise.
3313 * config/i386/ptx4-i.h: Likewise.
3314 * config/i386/sol2-10.h: Likewise.
3315 * config/i386/sysv4.h: Likewise.
3316 * config/i386/vx-common.h: Likewise.
3317 * config/cris/cris.h: Removed #if 0 clause.
3318 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
3319 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
3321 (ix86_sol10_return_in_memory): Likewise.
3322 (ix86_i386elf_return_in_memory): New.
3323 (ix86_i386interix_return_in_memory): New.
3324 * config/mt/mt-protos.h (mt_return_in_memory): New.
3325 * config/mt/mt.c: Likewise.
3326 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3327 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
3328 * config/bfin/bfin.h: Likewise.
3329 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
3331 * config/bfin/bfin.c: Likewise.
3332 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3333 * config/alpha/unicosmk.h: Likewise.
3334 * config/i386/cygming.h: Likewise.
3335 * config/iq2000/iq2000.h: Likewise.
3336 * config/mips/mips.h: Likewise.
3337 * config/mn10300/mn10300.h: Likewise.
3338 * config/rs6000/rs6000.h: Likewise.
3339 * config/score/score.h: Likewise.
3340 * config/spu/spu.h: Likewise.
3341 * config/v850/v850.h: Likewise.
3342 * defaults.h: Likewise.
3343 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
3344 * expr.c (emit_block_move): Adjust use of
3345 OUTGOING_REG_PARM_STACK_SPACE.
3346 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
3347 OUTGOING_REG_PARM_STACK_SPACE.
3348 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
3350 2008-05-08 Jakub Jelinek <jakub@redhat.com>
3352 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
3353 on OMP_RETURN for OMP_FOR.
3356 * dwarf2out.c (dw_expand_expr, common_check): Removed.
3357 (fortran_common): New function.
3358 (gen_variable_die): Call fortran_common instead of common_check,
3359 adjust for it returning tree instead of rtx. Formatting.
3361 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3365 * see.c (see_copy_insn): Copy new pure const attributes for new call.
3366 * c-decl.c (merge_decls): Ditto.
3367 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
3368 to RTL_CONST_OR_PURE_CALL_P.
3369 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
3370 Initialized DECL_LOOPING_CONST_PURE.
3371 (process_call_operands): Set tree_side_effects properly.
3372 * tree.h (TREE_READONLY_DECL_P): Removed.
3373 (DECL_IS_PURE): Renamed to DECL_PURE_P.
3374 (DECL_LOOPING_OR_CONST_P): New macro.
3375 (struct tree_function_decl): Added looping_const_or_pure_p.
3377 (ECF_LOOPING_OR_CONST_P): New macro.
3378 * rtlanal.c (pure_const_p): Removed.
3379 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
3380 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
3381 to RTL_CONST_CALL_P.
3382 * ipa-pure-const.c (pure_const_state_e): Added looping field.
3383 (check_decl, check_tree, check_call, scan_function): Initialize
3385 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
3386 (static_execute): Set looping true for recursive functions.
3387 Undo setting state to IPA_NEITHER for recursive functions.
3389 * ifcvt.c (noce_can_store_speculate_p): Changed
3390 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
3391 RTL_CONST_OR_PURE_CALL_P.
3392 * dse.c (scan_insn): Ditto.
3393 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
3394 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
3395 RTL_CONST_OR_PURE_CALL_P.
3396 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
3397 pure_call_p to RTL_CONST_CALL_P.
3398 * gimplify.c (gimplify_call_expr): Clear side effects for
3399 non-looping pure and constant calls.
3400 * calls.c (emit_call_1): Set rtl flags from ecf flags.
3401 (flags_from_decl_or_type): Set ecf flags from decl flags.
3402 (initialize_argument_information): Turn off
3403 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
3404 Change const to pure if callee_copies is true rather than just
3406 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
3407 way of marking pure calls.
3408 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
3409 Remove hack that was supposed to fix pr7335 and remove old
3410 way of marking pure calls.
3411 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
3412 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
3413 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
3414 RTL_CONST_OR_PURE_CALL_P.
3415 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
3416 * loop-invariant.c (find_exits, find_invariant_bb): Changed
3417 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
3418 * sched-deps.c (schedule_analyze): Ditto.
3419 * rtl.h (struct rtx_def): Use call field, unchanging field, and
3420 return_val field of calls to represent pure and const function info.
3421 (CONST_OR_PURE_CALL_P): Deleted macro.
3422 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
3423 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
3424 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
3426 * tree-optimize.c (execute_fixup_cfg): Added test for
3427 ECF_LOOPING_CONST_OR_PURE.
3428 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
3430 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
3431 effects for looping pure or const calls.
3432 (verify_gimple_expr): Added verification code.
3433 * config/alpha/alpha.c (alpha_legitimize_address,
3434 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
3436 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
3437 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
3438 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
3439 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
3440 RTL_CONST_OR_PURE_CALL_P.
3441 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
3442 and const calls to be deleted.
3444 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3447 * config/i386/mmx.md (mmx_subv2sf3): New expander.
3448 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
3449 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
3450 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3451 to handle nonimmediate operands.
3452 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
3453 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
3454 to handle nonimmediate operands.
3455 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
3456 (mmx_pmulhrwv4hi3): New expander. Use
3457 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3458 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
3459 (sse2_umulv1siv1di3): New expander. Use
3460 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3461 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
3462 (mmx_eq<mode>3): New expander. Use
3463 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3464 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
3465 (mmx_uavgv8qi3): New expander. Use
3466 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3467 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
3468 (mmx_uavgv4hi3): New expander. Use
3469 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3471 * config/i386/sse.md
3472 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
3473 to handle nonimmediate operands.
3474 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
3475 to handle nonimmediate operands.
3476 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
3477 to handle nonimmediate operands.
3478 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
3479 to handle nonimmediate operands.
3480 (sse2_unpckhpd_exp): New expander. Use
3481 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3482 (sse2_unpcklpd_exp): New expander. Use
3483 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3484 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
3485 to handle nonimmediate operands.
3486 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
3487 to handle nonimmediate operands.
3488 (*sse2_<plusminus_insn><mode>3): Rename from
3489 sse2_<plusminus_insn><mode>3 insn pattern.
3490 (sse2_<plusminus_insn><mode>3): New expander. Use
3491 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3492 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
3493 (sse2_umulv2siv2di3): New expander. Use
3494 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3495 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
3496 (sse4_1_mulv2siv2di3): New expander. Use
3497 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3498 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
3499 (sse2_pmaddwd): New expander. Use
3500 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3501 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
3502 (sse2_eq<mode>3): New expander. Use
3503 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3504 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
3505 (sse4_1_eqv2di3): New expander. Use
3506 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3507 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3508 (sse2_uavgv16qi3): New expander. Use
3509 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3510 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3511 (sse2_uavgv16qi3): New expander. Use
3512 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3513 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
3514 (sse2_uavgv8hi3): New expander. Use
3515 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3516 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
3517 (ssse3_pmulhrswv8hi3): New expander. Use
3518 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3519 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
3520 (ssse3_pmulhrswv4hi3): New expander. Use
3521 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3523 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
3524 (<sse>_vmmul<mode>3): Ditto.
3525 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
3527 (ssse3_pmaddubsw128): Use register_operand for operand 1.
3528 (ssse3_pmaddubsw): Ditto.
3530 * config/i386/i386.c (struct_builtin_description)
3531 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
3532 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
3533 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
3534 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
3535 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
3536 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
3537 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
3538 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
3539 (ix86_fixup_binary_operands): Assert that src1
3540 and src2 must have the same mode when swapped.
3541 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
3542 and ix86_binary_operator_ok. Do not force operands in registers
3545 2008-05-07 Jan Hubicka <jh@suse.cz>
3547 * cgraph.c (dump_cgraph_node): Update.
3548 * cgraph.h (cgraph_local_info): Break out inline summary.
3549 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
3551 * ipa-inline (inline_summary): New accestor function.
3552 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
3553 cgraph_decide_inlining, compute_inline_parameters): Update.
3554 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
3556 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
3558 Cleanup ColdFire scheduling support and add V4 pipeline model.
3560 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
3561 (define_attr cpu): Add cfv4 value.
3562 (define_attr type, define_attr type1): Merge into a single 'type'
3563 attribute. Update all uses.
3564 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
3565 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
3567 (define_attr opx_mem, define_attr opy_mem): Remove.
3568 (define_attr op_mem): Clean up, update comment.
3569 (define_attr size): Use specific values instead of general int.
3570 (define_attr guess, define_attr split): Remove. Update all uses.
3571 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
3572 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
3573 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
3574 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
3575 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
3576 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
3577 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
3578 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
3579 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
3580 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
3581 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
3582 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
3583 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
3584 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
3585 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
3586 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
3587 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
3588 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
3589 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
3590 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
3591 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
3592 Update or set attributes.
3593 (stack_tie): New fake instruction.
3595 * config/m68k/m68k.h (TUNE_CFV4): New macro.
3596 (m68k_sched_attr_size): Update declaration.
3597 (m68k_sched_attr_type2): Remove.
3598 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
3599 Declare new bypass predicates.
3601 * config/m68k/m68k.c (m68k_sched_issue_rate,
3602 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
3604 (TARGET_SCHED_ISSUE_RATE,
3605 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
3606 (override_options): Handle scheduling for ColdFire V4 core.
3607 (m68k_expand_prologue): Emit stack_tie.
3608 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
3609 'OP_TYPE_FPN'. Update all uses.
3610 (sched_guess_p): Remove.
3611 (sched_address_type): Handle symbolic addresses.
3612 (sched_get_operand): New static function.
3613 (sched_operand_type): Merge into sched_attr_op_type.
3614 (sched_attr_op_type): Handle FP registers, handle quick constants,
3616 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
3617 (m68k_sched_attr_size): Update. Move logic to ...
3618 (sched_get_attr_size_int): New static function.
3619 (sched_get_opxy_mem_type): New static function.
3620 (m68k_sched_attr_op_mem): Update.
3621 (m68k_sched_attr_type2): Remove.
3622 (sched_cfv4_bypass_data): New static variable.
3623 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
3624 (m68k_sched_issue_rate): Implement scheduler hook.
3625 (struct _sched_ib: enabled_p): New field.
3626 (m68k_sched_variable_issue): Update. Handle V4.
3627 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
3628 sched_dump_class_func_t, sched_dump_split_class,
3629 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
3630 sched_dump_dfa_class, m68k_sched_dump): Remove.
3631 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
3633 (m68k_sched_init_global): Remove statisctics dumping, introduce
3634 sanity check that all instructions have pipeline reservations. Handle
3636 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
3637 Handle ColdFire V4 core.
3638 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
3639 New static functions.
3640 (m68k_sched_address_bypass_p): New bypass predicate.
3641 (sched_get_indexed_address_scale): New static function.
3642 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
3644 * cf.md: Update comments.
3645 (define_attr type2): Remove. Use 'type' attribute instead.
3647 (cf_ib): Rename to cfv123_ib. Update all uses.
3648 (cf_oep): Rename to cfv123_oep. Update all uses.
3649 (cf_chr): Rename to cfv123_chr. Update all uses.
3650 (cf_mem): Rename to cfv123_mem. Update all uses.
3651 (cf_mac): Move to more appropriate place.
3652 (cfv123_guess): New automaton and cpu_unit.
3653 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
3654 Update uses of 'size' attribute. Handle before reload scheduling.
3655 (cfv123_guess): New dummy reservation for unhandled instructions.
3656 (cfv4_*): Pipeline description of ColdFire V4 core.
3657 (ignore): New reservation to handle 'ignore' type.
3659 2008-05-07 Ian Lance Taylor <iant@google.com>
3662 * gimplify.c (find_single_pointer_decl_1): Don't look through
3664 (find_single_pointer_decl): Adjust comments.
3666 2008-05-07 Jakub Jelinek <jakub@redhat.com>
3669 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
3670 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
3673 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
3674 integral type rather than floating point, then VIEW_CONVERT_EXPR
3675 to the floating point type.
3677 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3679 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
3680 TFmode op0 to register.
3682 2008-05-07 Alan Modra <amodra@bigpond.net.au>
3684 * c-decl.c (grokdeclarator): Comment typo.
3686 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
3688 * tree-flow.h: Remove prototype for computed_goto_p.
3689 * tree-cfg.c (computed_goto_p): Make static.
3691 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
3694 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
3695 (contains_aligned_value_p): This. Handle _Decimal128.
3696 (ix86_function_arg_boundary): Only align _Decimal128 to its
3697 natural boundary and handle it properly.
3699 2008-05-06 Martin Jambor <mjambor@suse.cz>
3701 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
3702 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
3703 (ipcp_method_set_orig_node): Removed.
3704 (ipcp_cval_get_cvalue_type): Removed.
3705 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
3706 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
3707 (ipcp_cval_set_cvalue_type): Removed.
3708 (ipcp_cval_get_cvalue): Removed.
3709 (ipcp_cval_set_cvalue): Removed.
3710 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
3711 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
3712 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
3713 (ipcp_cval_meet): Renamed to ipa_lattice_meet
3714 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
3715 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
3716 (ipcp_get_ith_lattice): Changed parameters.
3717 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
3718 (ipcp_lattice_from_jfunc): Changed parameters.
3719 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
3720 (ipcp_method_cval_print): Added temporary variable info.
3721 (ipcp_redirect): Removed already unused local variable caller.
3722 (ipcp_redirect): New temporary variable orig_callee_info
3723 (ipcp_redirect): Removed newly unused local variable callee.
3724 (ipcp_redirect): Removed (a bit confusing) local variable type.
3725 (ipcp_insert_stage): Added local variable info.
3726 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
3728 (ipcp_formal_create): Removed.
3729 (ipcp_method_cval_set): Removed.
3730 (ipcp_propagate_stage): Renamed lattice variables.
3731 (ipcp_method_cval_set_cvalue_type): Removed.
3732 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
3733 (ipcp_print_all_lattices): Changed printed strings to refer to
3734 lattices rather than cvals.
3735 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
3736 (ipcp_propagate_const): Changed formal parameters.
3737 (build_const_val): Changed formal parameters.
3738 (ipcp_insert_stage): Removed useless variable cvalue
3739 (build_const_val): Changed formal parameters.
3740 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
3741 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
3742 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
3743 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
3744 (ipcp_print_func_profile_counts): Changed string from "method" to
3746 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
3747 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
3748 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
3749 (ipcp_structures_print): Renamed to ipcp_print_all_structures
3750 (ipcp_profile_print): Renamed to ipcp_print_profile_data
3751 (ipcp_lat_is_const): Changed parameters and made inline.
3752 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
3753 (ipcp_redirect): Renamed to ipcp_need_redirect_p
3754 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
3755 the predicate condition directly
3756 (ipcp_propagate_stage): Added local variable args. Removed local
3757 variable callee. (Both are mere code simplifications.)
3758 (ipcp_method_dont_insert_const): Renamed to
3759 ipcp_node_not_modifiable_p.
3760 (ipcp_node_not_modifiable_p): Made inline.
3761 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
3762 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
3763 (ipcp_print_all_lattices): Removed variable cvalue
3764 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
3767 2008-05-06 Olivier Hainque <hainque@adacore.com>
3769 * tree-sra.c (try_instantiate_multiple_fields): Early return
3770 if field has POINTER_TYPE.
3772 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
3774 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
3775 by using 'q' specifier for instruction.
3776 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
3778 2008-05-06 Anatoly Sokolov <aesok@post.ru>
3780 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
3781 Change mode of zero_extract from QImode to HImode.
3782 (sign bit tests peepholes): (Ditto.).
3784 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
3786 * config/i386/mmx.md: Remove double backslashes from asm templates.
3787 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
3788 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3789 to handle nonimmediate operands.
3790 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
3791 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3792 to handle nonimmediate operands.
3793 (*mmx_<code>v2sf3_finite): New insn pattern.
3794 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
3795 (mmx_<code>v2sf3): New expander. Use
3796 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3797 (mmx_<plusminus_insn><mode>3): New expander. Use
3798 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3799 (*mmx_<plusminus_insn><mode>3): New insn pattern.
3800 (mmx_add<mode>3): Removed.
3801 (mmx_ssadd<mode>3): Ditto.
3802 (mmx_usadd<mode>3): Ditto.
3803 (mmx_sub<mode>3): Ditto.
3804 (mmx_sssub<mode>3): Ditto.
3805 (mmx_ussub<mode>3): Ditto.
3806 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
3807 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
3808 to handle nonimmediate operands.
3809 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
3811 (mmx_smulv4hi3_highpart): New expander. Use
3812 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3813 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
3815 (mmx_umulv4hi3_highpart): New expander. Use
3816 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3817 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
3818 (mmx_<code>v4hi3): New expander. Use
3819 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3820 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
3821 (mmx_<code>v8qi3): New expander. Use
3822 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3823 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
3824 (mmx_<code><mode>3): New expander. Use
3825 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3827 2008-05-05 Jan Hubicka <jh@suse.cz>
3829 PR tree-optimization/36118
3830 * passes.c (pass_init_dump_file): Fix dump header.
3832 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3835 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
3836 VCE for function decls.
3838 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
3840 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
3842 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
3844 * config/i386/i386.md (sat_plusminus): New.
3845 (plusminus_insn): Likewise.
3846 (plusminus_mnemonic): Likewise.
3848 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
3849 (*<addsub><mode>3_cc_overflow): Renamed to ...
3850 (*<plusminus_insn><mode>3_cc_overflow): This.
3851 (*<addsub>si3_zext_cc_overflow): Renamed to ...
3852 (*<plusminus_insn>si3_zext_cc_overflow): This.
3854 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
3855 (<plusminus_insn><mode>3): This.
3856 (*<addsub><mode>3): Renamed to ...
3857 (*<plusminus_insn><mode>3): This.
3858 (<sse>_vm<addsub><mode>3): Renamed to ...
3859 (<sse>_vm<plusminus_insn><mode>3): This.
3860 (sse3_h<addsub>v4sf3): Renamed to ...
3861 (sse3_h<plusminus_insn>v4sf3): This.
3862 (sse3_h<addsub>v2df3): Renamed to ...
3863 (sse3_h<plusminus_insn>v2df3): This.
3864 (<plusminus_insn><mode>3): New.
3865 (*<plusminus_insn><mode>3): Likewise.
3866 (sse2_<plusminus_insn><mode>3): Likewise.
3867 (add<mode>): Removed.
3868 (*add<mode>3): Likewise.
3869 (sse2_ssadd<mode>3): Likewise.
3870 (sse2_usadd<mode>3): Likewise.
3871 (sub<mode>3): Likewise.
3872 (*sub<mode>3): Likewise.
3873 (sse2_sssub<mode>3): Likewise.
3874 (sse2_ussub<mode>3): Likewise.
3876 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
3878 * gthr-single.h: Add in required interface elements as per gthr.h.
3879 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
3880 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
3881 Generalize UNUSED macro.
3882 (__gthread_once): Add.
3883 (__gthread_key_create): Add.
3884 (__gthread_key_delete): Add.
3885 (__gthread_getspecific): Add.
3886 (__gthread_setspecific): Add.
3888 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
3890 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
3891 the same size types for the indirect reference on the rhs, then
3894 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
3896 * config/i386/i386.md
3897 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
3898 one insn template instead of template series.
3899 (*xordi_1_rex64): Ditto.
3900 (*xordi_2_rex64): Ditto.
3902 2008-05-05 Ira Rosen <irar@il.ibm.com>
3904 PR tree-optimization/36119
3905 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
3908 2008-06-04 Jan Hubicka <jh@suse.cz>
3910 tree-optimization/36100
3911 * tree-pass.h (pass_O0_always_inline): Declare.
3912 * ipa-inline.c (inline_transform): Remove dead code.
3913 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
3914 pass_O0_always_inline): New.
3915 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
3917 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
3919 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
3920 mnemonic in this_param move for TARGET_64BIT.
3922 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
3924 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
3925 (*strmovsi_rex_1): Ditto.
3926 (*strsetsi_1): Ditto.
3927 (*strsetsi_rex_1): Ditto.
3929 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
3930 adddicc expanders using SWI mode iterator.
3932 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
3935 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
3938 2008-05-04 David S. Miller <davem@davemloft.net>
3940 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
3941 (sparc*-*-linux*): Use linux.h in tm_file.
3942 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
3943 compiler defaulting to 32-bit.
3944 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
3946 * config/sparc/linux.h: Remove definitions now obtained
3947 properly from linux.h
3948 * config/sparc/linux64.h: Likewise.
3949 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
3950 don't want this setting for 32-bit builds in a biarch compiler.
3951 * doc/install.texi: Add sparc-linux to list of targets
3952 supporting --enable-targets=all.
3954 2008-05-03 Andrew Pinski <pinskia@gmail.com>
3956 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
3958 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
3960 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
3961 after V4SI_FTYPE_V8HI.
3962 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
3963 case V4SI_FTYPE_V2DF.
3965 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
3967 * doc/invoke.texi (max-flow-memory-locations): Removed.
3968 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
3970 2008-05-03 Richard Guenther <rguenther@suse.de>
3973 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
3975 2008-05-02 David S. Miller <davem@davemloft.net>
3977 * config.gcc (need_64bit_hwint): Document libcpp dependency.
3979 2008-05-02 Simon Baldwin <simonb@google.com>
3982 * c-common.h (warn_array_subscript_range): Removed.
3983 * c-common.c (warn_array_subscript_range): Ditto.
3984 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
3985 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
3987 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
3989 * config/i386/i386.c (ix86_special_builtin_type): New.
3990 (bdesc_special_args): Likewise.
3991 (ix86_expand_special_args_builtin): Likewise.
3992 (ix86_init_mmx_sse_builtins): Updated.
3993 (ix86_expand_builtin): Updated.
3994 (ix86_expand_store_builtin): Removed.
3995 (ix86_expand_unop_builtin): Likewise.
3997 * config/i386/mm3dnow.h (__v2sf): Moved to ...
3998 * config/i386/mmintrin.h (__v2sf): Here.
4000 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
4002 (_mm_loadl_pi): Likewise.
4003 (_mm_storeh_pi): Replace __v2si with __v2sf.
4004 (_mm_storel_pi): Likewise.
4006 * doc/extend.texi: Correct __builtin_ia32_loadhps,
4007 __builtin_ia32_loadlps, __builtin_ia32_storehps,
4008 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
4009 __builtin_ia32_loadlpd.
4011 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
4013 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
4014 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
4015 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
4016 (ix86_init_mmx_sse_builtins): Updated.
4017 (ix86_expand_args_builtin): Likewise.
4018 (ix86_expand_builtin): Likewise.
4019 (ix86_expand_unop1_builtin): Renamed to ...
4020 (ix86_expand_unop_vec_merge_builtin): This.
4022 2008-05-01 Jan Hubicka <jh@suse.cz>
4025 * ipa-inline.c (inline_generate_summary): Make static.
4026 (inline_transform): Do not call inlining at -O0; make static.
4027 * passes.c (execute_todo): Add sanity check.
4028 (execute_one_ipa_transform_pass): Execute proper flags.
4030 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
4032 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
4033 (DECL_NONADDRESSABLE_P): Likewise.
4034 * alias.c (record_component_aliases): Fix comment.
4036 2008-05-01 Simon Baldwin <simonb@google.com>
4038 * c-common.h (warn_array_subscript_range): New function.
4039 * c-common.c (warn_array_subscript_range): Ditto.
4040 * tree-vrp.c (check_array_ref): Corrected code to agree with
4041 comment, ignoring only arrays of size 0 or size 1.
4042 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
4044 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4046 * config/i386/i386.c (ix86_builtin_type): Replace
4047 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
4048 (bdesc_args): Updated.
4049 (ix86_init_mmx_sse_builtins): Likewise.
4050 (ix86_expand_args_builtin): Likewise.
4052 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
4055 * doc/extend.texi: Correct __builtin_ia32_palignr.
4057 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4060 * config/i386/i386.c (bdesc_crc32): Removed.
4061 (ix86_expand_crc32): Likewise.
4062 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
4063 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
4064 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
4065 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
4066 UINT_FTYPE_UINT_UCHAR.
4067 (bdesc_args): Updated. Add crc32 builtins.
4068 (ix86_init_mmx_sse_builtins): Updated.
4069 (ix86_expand_args_builtin): Updated to support subreg.
4071 * doc/extend.texi: Correct __builtin_ia32_crc32di.
4073 2008-05-01 Jan Hubicka <jh@suse.cz>
4075 * tree-pass.h (opt_pass): Add IPA_PASS.
4076 (varpool_node, cgraph_node): Forward declare.
4077 (ipa_opt_pass): Define.
4078 (pass_ipa_inline): Turn into ipa_opt_pass.
4079 (pass_apply_inline): Remove.
4080 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
4081 (apply_inline): Turn into ....
4082 (inline_transform): ... this one.
4083 (inline_generate_summary): New function.
4084 (pass_apply_inline): Remove.
4085 * function.h (ipa_opt_pass): Forward declare structure; typedef;
4087 (struct function): Add ipa_transforms_to_apply.
4088 * passes.c (register_one_dump_file): Work on IPA_PASS.
4089 (init_optimization_passes): Remove pass_inline_parameters and
4091 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
4092 (execute_one_pass) ... here; apply transforms when possible.
4093 (add_ipa_transform_pass, execute_ipa_summary_asses,
4094 execute_one_ipa_transform_pass): New.
4095 (execute_ipa_pass_list): Update for IPA_PASS type.
4097 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4099 * config/i386/i386.c (ix86_builtin_type): Add
4100 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
4101 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
4102 (bdesc_args): Add SSE4a builtins.
4103 (ix86_init_mmx_sse_builtins): Updated.
4104 (ix86_expand_args_builtin): Likewise.
4105 (ix86_expand_builtin): Likewise.
4107 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4109 * config/i386/i386.c (ix86_builtin_type): Add
4110 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
4111 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
4112 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
4113 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
4114 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
4115 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
4116 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
4117 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
4118 and DI_FTYPE_DI_DI_INT.
4119 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
4120 (ix86_init_mmx_sse_builtins): Updated.
4121 (ix86_expand_args_builtin): Likewise.
4122 (ix86_expand_builtin): Likewise.
4123 (ix86_expand_binop_imm_builtin): Removed.
4125 * doc/extend.texi: Correct __builtin_ia32_palignr128.
4127 2008-04-30 Richard Guenther <rguenther@suse.de>
4129 PR tree-optimization/32921
4130 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
4132 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
4134 * config/arm/arm.c (arm_unwind_emit): Use
4135 crtl->all_throwers_are_sibcalls instead of
4136 cfun->all_throwers_are_sibcalls.
4137 (arm_output_fn_unwind): Likewise.
4138 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
4139 instead of cfun->uses_pic_offset_table.
4140 (frv_expand_prologue): Likewise.
4141 (frv_frame_pointer_required): Likewise.
4142 (frv_expand_fdpic_call): Likewise.
4143 (frv_emit_movsi): Likewise.
4144 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
4145 cfun->returns_pcc_struct instead of
4146 current_function_returns_pcc_struct.
4147 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
4148 instead of cfun->calls_eh_return.
4149 (m32c_pushm_popm): Likewise.
4150 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
4151 "extern" declaration.
4153 2008-04-30 Richard Guenther <rguenther@suse.de>
4155 PR tree-optimization/21636
4156 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
4158 (evaluate_stmt): Print the likely value.
4159 (ccp_visit_stmt): Avoid excessive vertical spacing.
4161 2008-04-30 Rafael Espindola <espindola@google.com>
4163 * builtins.c (fold_call_expr): Return realret.
4164 * tree-ssa-threadedge.c
4165 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
4166 __builtin_object_size.
4168 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
4170 * gcc.c (wrapper_string): New variable.
4171 (insert_wrapper): New function.
4172 (execute): New option -wrapper.
4173 * doc/invoke.texi (Overall Options): New driver option -wrapper.
4175 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
4177 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
4178 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
4179 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
4181 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
4182 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
4183 config/rs6000/e500crtres64gprctr.asm,
4184 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
4185 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
4186 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
4187 config/rs6000/e500crtsav64gprctr.asm,
4188 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
4189 config/rs6000/e500crtsavg64gprctr.asm: New files.
4190 * config/rs6000/t-ppccomm: Add build rules for new files.
4191 (LIB2FUNCS_STATIC_EXTRA): Add new files.
4192 * config/rs6000/t-netbsd: Add build rules for new files.
4193 (LIB2FUNCS_STATIC_EXTRA): New variable.
4194 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
4195 (CRTSAVRES_DEFAULT_SPEC): Likewise.
4196 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
4198 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
4200 * config/i386/i386.c (ix86_builtin_type): Add
4201 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
4202 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
4203 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
4204 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
4205 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
4206 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
4207 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
4208 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
4209 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
4210 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
4211 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
4212 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
4213 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
4214 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
4215 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
4216 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
4217 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
4218 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
4219 V1DI_FTYPE_V2SI_V2SI.
4220 (bdesc_2arg): Moved to ...
4222 (ix86_init_mmx_sse_builtins): Updated.
4223 (ix86_expand_args_builtin): Updated. Take a pointer
4224 to const struct builtin_description. Handle comparison
4226 (ix86_expand_sse_compare): Take a new argument for swapping operands.
4227 (ix86_expand_builtin): Updated.
4229 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
4230 (ssse3_pmaddubsw128): This.
4231 (ssse3_pmaddubswv4hi3): Renamed to ...
4232 (ssse3_pmaddubsw): This.
4234 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
4235 (__builtin_ia32_packssdw128): Likewise.
4236 (__builtin_ia32_packuswb128): Likewise.
4237 (__builtin_ia32_pmaddubsw): Likewise.
4238 (__builtin_ia32_pmaddubsw128): Likewise.
4240 2008-04-30 Richard Guenther <rguenther@suse.de>
4242 PR tree-optimization/14847
4243 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
4244 (recognize_bits_test): Use it.
4245 (recognize_single_bit_test): Likewise.
4247 2008-04-30 Martin Jambor <mjambor@suse.cz>
4249 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
4250 instead of setting number of formal parameters to zero.
4251 (ipcp_init_stage): Do not set the number of actual parameters to zero
4253 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
4254 which are called with variable number of arguments.
4255 (ipcp_insert_stage): Explicitely skipping all nodes which are
4256 called with variable number of arguments.
4257 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
4258 number of parameters.
4260 * ipa-prop.h (struct ipa_node_params): Added flag
4261 called_with_var_arguments
4262 (ipa_set_param_count): Added. Changed sole setter to use it.
4263 (ipa_get_param_count): Added. All readers of param_count
4264 converted to use it instead.
4265 (ipa_set_called_with_variable_arg): Added.
4266 (ipa_is_called_with_var_arguments): Added.
4267 (ipa_get_ith_param): Added. All readers of param_decls converted
4269 (ipa_set_cs_argument_count): Added, sole writer to argument_count
4271 (ipa_get_cs_argument_count): Added, all readers of argument_count
4273 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
4276 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
4277 (struct ipcp_lattice): Renamed cval_type to type
4278 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
4280 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
4281 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
4282 (ipcp_insert_stage): Changed the type of variable cvalue to tree
4283 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
4284 (build_const_val): Changed the type of parameter cvalue to tree
4285 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
4286 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
4288 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
4291 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
4292 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
4293 (ipa_add_method): Renamed to ipa_push_func_to_list
4294 (ipa_remove_method): Renamed to ipa_pop_func_from_list
4295 (ipa_callsite_param_count): Removed.
4296 (ipa_callsite_param_count_set): Removed.
4297 (ipa_callsite_param): Removed.
4298 (ipa_callsite_callee): Removed.
4299 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
4300 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
4301 (ipa_method_formal_count): Removed.
4302 (ipa_method_formal_count_set): Removed.
4303 (ipa_method_get_tree): Removed.
4304 (ipa_method_tree_map_create): Removed.
4305 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
4306 (ipa_create_param_decls_array): Creates the array itself
4307 (ipa_create_param_decls_array): Temporary variable info instead of
4309 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
4310 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
4311 (get_type): Removed.
4312 (ipa_jf_get_info_type): Removed.
4313 (ipa_node_create): Renamed to ipa_create_node_params
4314 (ipa_free): Renamed to ipa_free_all_node_params
4315 (ipa_nodes_create): Renamed to ipa_create_all_node_params
4316 (ipa_edges_create): Renamed to ipa_create_all_edge_args
4317 (ipa_edges_free): Renamed to ipa_free_all_edge_args
4318 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
4319 (ipa_free_all_node_params): Deallocation to jump_functions moved to
4320 ipa_free_all_edge_args
4321 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
4322 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
4323 (ipa_create_methodlist_node): Removed.
4324 (ipa_methodlist_method): Removed.
4325 (ipa_methodlist_method_set): Removed.
4326 (ipa_methodlist_next_method): Removed.
4327 (ipa_methodlist_next_method_set): Removed.
4328 (ipa_method_is_modified): Removed.
4329 (ipa_method_modify_create): Removed.
4330 (ipa_method_modify_init): Temporary variable info instead of a few
4332 (ipa_detect_param_modifications): Temporary variable info instead of
4334 (ipa_compute_jump_functions): Temporary variable info instead of
4336 (ipa_method_modify_set): Removed.
4337 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
4338 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
4339 than craph_node as the first parameter.
4340 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
4341 (ipa_method_modify_init): Removed.
4342 (ipa_compute_jump_functions): Added a temp variable instead of
4343 repeatadly dereferencing the cgraph_edge.aux pointer
4344 (ipa_callsite_param_set_type): Removed.
4345 (ipa_compute_jump_functions): i renamed to index and moved to
4347 (ipa_callsite_param_set_info_type_formal): Removed.
4348 (ipa_callsite_param_set_info_type): Removed.
4349 (ipa_callsite_param_map_create): Removed.
4350 (ipa_callsite_tree): Removed.
4351 (ipa_callsite_caller): Removed.
4352 (ipa_pop_func_from_list): return_method removed to return_func
4354 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
4355 prefixed all values with IPA_. Changed all users.
4356 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
4357 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
4358 and FORMAL_IPATYPE IPA_PASS_THROUGH.
4359 (union parameter_info): Renamed to jump_func_value.
4360 (union jump_func_value): Renamed value to constant
4361 (struct ipa_jump_func): Renamed info_type to value
4362 (struct ipa_node): Renamed to ipa_node_params
4363 (struct ipa_node_params): Renamed ipa_arg_num to param_count
4364 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
4365 (struct ipa_node_params): Renamed ipa_mod to modified_flags
4366 (struct ipa_edge): Renamed to ipa_edge_args
4367 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
4368 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
4369 (struct ipa_methodlist): Renamed to ipa_func_list
4370 (struct ipa_func_list): method_p renamed to node, next_method
4372 (ipa_methodlist_p): Removed, switched all users to struct pointer
4373 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
4375 2008-04-30 Alan Modra <amodra@bigpond.net.au>
4377 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
4378 (rs6000_emit_epilogue): Use backchain to restore only when we
4379 have a large frame. Make use of frame pointer to restore if we
4380 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
4382 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
4384 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
4385 Add mode to zero_extract.
4386 (sign bit tests peepholes): (Ditto.).
4388 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
4390 * config/i386/i386.c (ix86_builtins): Replace Prescott New
4391 Instructions in comments with SSE3.
4392 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
4393 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
4394 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
4395 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
4396 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
4397 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
4398 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
4399 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
4400 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
4401 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
4402 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
4403 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
4404 (bdesc_sse_args): Renamed to ...
4405 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
4406 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
4407 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
4409 (bdesc_1arg): Moved to ...
4411 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
4412 Instructions in comments with SSE3.
4413 (ix86_expand_sse_operands_builtin): Renamed to ...
4414 (ix86_expand_args_builtin): This. Updated.
4415 (ix86_expand_unop1_builtin): Update comments.
4416 (ix86_expand_builtin): Updated.
4418 2008-04-29 Richard Guenther <rguenther@suse.de>
4420 PR tree-optimization/36078
4421 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
4422 Update virtual SSA form after cleaning up the CFG.
4424 2008-04-29 Richard Guenther <rguenther@suse.de>
4427 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
4429 2008-04-29 Richard Guenther <rguenther@suse.de>
4431 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
4432 (compute_may_aliases): Do not call finalize_ref_all_pointers.
4433 (compute_flow_insensitive_aliasing): Do not treat
4434 PTR_IS_REF_ALL pointers special.
4435 (get_smt_for): Likewise.
4436 (may_alias_p): Re-structure.
4437 (is_escape_site): A ref-all pointer conversion is not an escape site.
4438 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
4439 PTR_IS_REF_ALL pointers special.
4440 * tree-ssa-structalias.h (struct alias_info): Remove
4441 ref_all_symbol_mem_tag field.
4442 (PTR_IS_REF_ALL): Remove.
4444 2008-04-29 Richard Guenther <rguenther@suse.de>
4447 * fold-const.c (extract_muldiv_1): In combining division constants
4448 make sure to never overflow.
4450 2008-04-29 Nick Clifton <nickc@redhat.com>
4452 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
4454 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4457 * optc-gen.awk: Work around HP-UX/IA awk bug.
4459 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
4461 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
4464 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4467 * config/i386/i386.md
4468 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
4469 Change operand 1 predicate to nonimmediate_operand.
4471 2008-04-28 Jakub Jelinek <jakub@redhat.com>
4474 * dwarf2out.c (struct die_struct): Mark as chain_circular through
4476 * gengtype.c (walk_type, write_func_for_structure): Handle
4478 * doc/gty.texi: Document chain_circular.
4480 2008-04-28 Richard Guenther <rguenther@suse.de>
4482 PR tree-optimization/36066
4483 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
4486 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4489 * config/i386/i386.md
4490 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
4491 Use match_scratch instead of match_operand for operands 3 and 4.
4493 2008-04-27 Richard Guenther <rguenther@suse.de>
4495 PR tree-optimization/18754
4496 PR tree-optimization/34223
4497 * tree-pass.h (pass_complete_unrolli): Declare.
4498 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
4499 loop size before and after unconditionally of UL_NO_GROWTH in effect.
4500 Rewrite loop into loop closed SSA form if it is not already.
4501 (tree_unroll_loops_completely): Re-structure to iterate over
4502 innermost loops with intermediate CFG cleanups.
4503 Unroll outermost loops only if requested or the code does not grow
4505 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
4506 loops are available.
4507 (tree_vectorize): Instead do so here.
4508 (tree_complete_unroll): Also unroll outermost loops.
4509 (tree_complete_unroll_inner): New function.
4510 (gate_tree_complete_unroll_inner): Likewise.
4511 (pass_complete_unrolli): New pass.
4512 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
4513 uses outside of the loop.
4514 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
4515 form if it is available.
4516 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
4517 * passes.c (init_optimization_passes): Schedule complete inner
4518 loop unrolling pass before the first CCP pass after final inlining.
4520 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
4522 * targhooks.h (default_emutls_var_fields,
4523 default_emutls_var_init): Declare.
4524 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
4525 * target.h (struct gcc_target): Add struct emutls member.
4526 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
4527 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
4528 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
4529 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
4530 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
4531 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
4532 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
4533 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
4534 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
4535 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
4536 emit debug information.
4537 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
4538 * varasm.c: Include targhooks.h.
4539 (emutls_object_section, emutls_tmpl_section): New.
4540 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
4541 (EMUTLS_SEPARATOR): New.
4543 (get_emutls_object_name): New.
4544 (default_emutls_var_fields): New, broken out of ...
4545 (get_emutls_object_type): ... here. Adjust to use target hooks.
4546 (get_emutls_init_templ_addr): Adjust to use target hooks.
4547 (emutls_decl): Adjust to use target hooks.
4548 (emutls_finish): Likewise.
4549 (default_emutls_var_init): New, broken out of ...
4550 (assemble_variable): ... here. Adjust to use target hooks.
4551 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
4553 * c-common.c (handle_section_attribute): Prevent overriding
4554 sections for emulated tls with special sections.
4555 * config/i386/i386.c (x86_64_elf_select_section): Add
4556 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
4557 (x86_64_elf_unique_section): Likewise.
4558 * config/vxworks.c: Include tree.h.
4559 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
4560 (vxworks_override_options): Set TLS scheme.
4561 * doc/tm.texi (Emulated TLS): New node.
4563 2008-04-26 Simon Baldwin <simonb@google.com>
4566 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
4567 with propagated string constants.
4569 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
4571 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
4572 constraint for operand 2 when operand 0 is memory operand.
4573 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
4574 operand 0 is memory operand.
4575 (fix_trunc<mode>_i387_with_temp): Ditto.
4576 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
4577 operand 2 when operand 1 is memory operand.
4578 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
4579 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
4580 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
4581 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
4582 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
4583 operands 2,3 and 4 when operand 1 is memory operand.
4584 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
4586 (fistdi2_floor_with_temp): Ditto.
4587 (fist<mode>2_floor_with_temp): Ditto.
4588 (fistdi2_ceil_with_temp): Ditto.
4589 (fist<mode>2_ceil_with_temp): Ditto.
4590 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
4592 2008-04-26 David Daney <ddaney@avtrex.com>
4594 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
4596 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
4597 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
4598 UNSPEC_UPDATE_GOT_VERSION): Renumber.
4599 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
4600 (compare_and_swap_12): New insn.
4601 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
4602 * config/mips/mips.c (mips_force_binary): New function.
4603 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
4604 (mips_expand_compare_and_swap_12): New function.
4605 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
4607 2008-04-25 Jan Hubicka <jh@suse.cz>
4610 * cfgexpand.c (pass_expand): Turn into RTL pass.
4611 * passes.c (execute_one_pass): Do pass typechecking after execution.
4612 * tree-pass.h (pass_expand): Turn into RTL pass.
4614 * function.h (struct rtl_data): Move here fields
4615 accesses_prior_frames, calls_eh_return, saves_all_registers,
4616 has_nonlocal_goto, has_asm_statement, is_thunk,
4617 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
4618 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
4619 arg_pointer_save_area_init from struct function; turn into bool.
4620 (struct function): Move
4621 calls_eh_return, saves_all_registers, has_nonlocal_goto,
4622 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
4623 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
4624 tail_call_emit, arg_pointer_save_area_init
4625 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
4626 (current_function_returns_struct, current_function_returns_pcc_struct,
4627 current_function_calls_setjmp, current_function_calls_alloca,
4628 current_function_accesses_prior_frames,
4629 current_function_calls_eh_return, current_function_is_thunk,
4630 current_function_stdarg, current_function_profile,
4631 current_function_limit_stack, current_function_uses_pic_offset_table,
4632 current_function_uses_const_pool, current_function_has_nonlocal_label,
4633 current_function_saves_all_registers,
4634 current_function_has_nonlocal_goto,
4635 current_function_has_asm_statement): Remove accesor macros.
4636 * ra-conflict.c (global_conflicts): Update.
4637 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
4638 (suitable_for_tail_call_opt_p): Update.
4639 * builtins.c (expand_builtin_return_addr): Update.
4640 (expand_builtin_setjmp_setup): Update.
4641 (expand_builtin_nonlocal_goto): Update.
4642 * final.c (final_start_function): Update.
4643 (profile_function): Update.
4644 (leaf_function_p): Update.
4645 (only_leaf_regs_used): Update.
4646 * df-scan.c (df_get_exit_block_use_set): Update.
4647 * dojump.c (clear_pending_stack_adjust): Update.
4648 * tree-stdarg.c (gate_optimize_stdarg): Update.
4649 * gimple-low.c (lower_function_body): Update.
4650 * global.c (compute_regsets): Update.
4651 (global_alloc): Update.
4652 * dwarf2out.c (dwarf2out_begin_prologue): Update.
4653 * expr.c (expand_assignment): Update.
4654 * dse.c (dse_step0): Update.
4655 (dse_step1): Update.
4656 * c-decl.c (store_parm_decls): Update.
4657 * local-alloc.c (combine_regs): Update.
4658 (find_free_reg): Update.
4659 * function.c (assign_parms_augmented_arg_list): Update.
4660 (assign_parm_find_data_types): Update.
4661 (assign_parms): Update.
4662 (allocate_struct_function): Update.
4663 (expand_function_start): Update.
4664 (expand_function_end): Update.
4665 (get_arg_pointer_save_area): Update.
4666 (thread_prologue_and_epilogue_insns): Update.
4667 (rest_of_match_asm_constraints): Update.
4668 * stor-layout.c (variable_size): Update.
4669 * gcse.c (gcse_main): Update.
4670 (bypass_jumps): Update.
4671 * gimplify.c (gimplify_function_tree): Update.
4672 * calls.c (emit_call_1): Update.
4673 (expand_call): Update.
4674 * bt-load.c (compute_defs_uses_and_gen): Update.
4675 * except.c (sjlj_assign_call_site_values): Update.
4676 (sjlj_emit_function_enter): Update.
4677 (can_throw_external): Update.
4678 (set_nothrow_function_flags): Update.
4679 (expand_builtin_unwind_init): Update.
4680 (expand_eh_return): Update.
4681 (convert_to_eh_region_ranges): Update.
4682 (output_function_exception_table): Update.
4683 * emit-rtl.c (gen_tmp_stack_mem): Update.
4684 * cfgexpand.c (expand_used_vars): Update.
4685 (tree_expand_cfg): Update.
4686 * cfgcleanup.c (rest_of_handle_jump): Update.
4687 * explow.c (allocate_dynamic_stack_space): Update.
4688 * varasm.c (assemble_start_function): Update.
4689 (force_const_mem): Update.
4690 (mark_constant_pool): Update.
4691 * tree-optimize.c (tree_rest_of_compilation): Update.
4692 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
4693 * tree-cfg.c (notice_special_calls): Update.
4694 (is_ctrl_altering_stmt): Update.
4695 (tree_can_make_abnormal_goto): Update.
4696 (tree_purge_dead_abnormal_call_edges): Update.
4697 * config/alpha/predicates.md: Update.
4698 * config/alpha/alpha.c (alpha_sa_mask): Update.
4699 (alpha_sa_size): Update.
4700 (alpha_does_function_need_gp): Update.
4701 (alpha_expand_prologue): Update.
4702 (alpha_start_function): Update.
4703 (alpha_output_function_end_prologue): Update.
4704 (alpha_expand_epilogue): Update.
4705 * config/frv/frv.c (frv_stack_info): Update.
4706 (frv_expand_epilogue): Update.
4707 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
4708 (s390_register_info): Update.
4709 (s390_frame_info): Update.
4710 (s390_init_frame_layout): Update.
4711 (s390_can_eliminate): Update.
4712 (save_gprs): Update.
4713 * config/spu/spu.c (spu_split_immediate): Update.
4714 (need_to_save_reg): Update.
4715 (spu_expand_prologue): Update.
4716 (spu_expand_epilogue): Update.
4717 * config/sparc/sparc.md: Update.
4718 * config/sparc/sparc.c (eligible_for_return_delay): Update.
4719 (sparc_tls_got): Update.
4720 (legitimize_pic_address): Update.
4721 (sparc_emit_call_insn): Update.
4722 (sparc_expand_prologue): Update.
4723 (output_return): Update.
4724 (print_operand): Update.
4725 (sparc_function_ok_for_sibcall): Update.
4726 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
4727 * config/m32r/m32r.md: Update.
4728 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
4729 (m32r_compute_frame_size): Update.
4730 (m32r_expand_prologue): Update.
4731 (m32r_expand_epilogue): Update.
4732 (m32r_legitimize_pic_address): Update.
4733 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
4734 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
4735 * config/i386/i386.c (ix86_frame_pointer_required): Update.
4737 (ix86_save_reg): Update.
4738 (ix86_compute_frame_layout): Update.
4739 (ix86_expand_prologue): Update.
4740 (ix86_expand_epilogue): Update.
4741 * config/sh/sh.c (output_stack_adjust): Update.
4742 (calc_live_regs): Update.
4743 (sh5_schedule_saves): Update.
4744 (sh_expand_prologue): Update.
4745 (sh_expand_epilogue): Update.
4746 (sh_setup_incoming_varargs): Update.
4747 (sh_allocate_initial_value): Update.
4748 (sh_get_pr_initial_val): Update.
4749 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
4750 * config/sh/sh.md (label:): Update.
4751 * config/avr/avr.c (out_movhi_mr_r): Update.
4752 * config/crx/crx.h (enum): Update.
4753 * config/xtensa/xtensa.h (along): Update.
4754 * config/stormy16/stormy16.c Update.
4755 (xstormy16_compute_stack_layout): Update.
4756 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
4757 (fr30_expand_prologue): Update.
4758 * config/cris/cris.c (cris_conditional_register_usage): Update.
4759 (cris_reg_saved_in_regsave_area): Update.
4760 (cris_initial_frame_pointer_offset): Update.
4761 (cris_simple_epilogue): Update.
4762 (cris_expand_prologue): Update.
4763 (cris_expand_epilogue): Update.
4764 (cris_expand_pic_call_address): Update.
4765 (cris_asm_output_symbol_ref): Update.
4766 (cris_asm_output_label_ref): Update.
4767 * config/cris/cris.md Update.
4768 * config/iq2000/iq2000.c (compute_frame_size): Update.
4769 (iq2000_expand_epilogue): Update.
4770 * config/mt/mt.h (save_direction): Update.
4771 * config/mn10300/mn10300.c (mn10300_function_value): Update.
4772 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4773 (ia64_secondary_reload_class): Update.
4774 * config/m68k/m68k.c (m68k_save_reg): Update.
4775 (m68k_expand_prologue): Update.
4776 (m68k_expand_epilogue): Update.
4777 (legitimize_pic_address): Update.
4778 * config/rs6000/rs6000.c (rs6000_got_register): Update.
4779 (first_reg_to_save): Update.
4780 (first_altivec_reg_to_save): Update.
4781 (compute_vrsave_mask): Update.
4782 (compute_save_world_info): Update.
4783 (rs6000_stack_info): Update.
4784 (spe_func_has_64bit_regs_p): Update.
4785 (rs6000_ra_ever_killed): Update.
4786 (rs6000_emit_eh_reg_restore): Update.
4787 (rs6000_emit_allocate_stack): Update.
4788 (rs6000_emit_prologue): Update.
4789 (rs6000_emit_epilogue): Update.
4790 (rs6000_output_function_epilogue): Update.
4791 (output_profile_hook): Update.
4792 (rs6000_elf_declare_function_name): Update.
4793 * config/rs6000/rs6000.h (rs6000_args): Update.
4794 * config/rs6000/rs6000.md: Update.
4795 * config/mcore/mcore.c (mcore_expand_prolog): Update.
4796 * config/arc/arc.c (arc_output_function_epilogue): Update.
4797 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
4798 * config/darwin.c (machopic_function_base_name): Update.
4799 * config/score/score3.c (score3_compute_frame_size): Update.
4802 (score3_epilogue): Update.
4803 * config/score/score7.c (score7_compute_frame_size): Update.
4804 (score7_prologue): Update.
4805 (score7_epilogue): Update.
4806 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
4807 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
4808 * config/arm/arm.c (use_return_insn): Update.
4809 (require_pic_register): Update.
4810 (arm_load_pic_register): Update.
4811 (arm_compute_save_reg0_reg12_mask): Update.
4812 (arm_compute_save_reg_mask): Update.
4813 (thumb1_compute_save_reg_mask): Update.
4814 (output_return_instruction): Update.
4815 (arm_output_function_prologue): Update.
4816 (arm_output_epilogue): Update.
4817 (arm_get_frame_offsets): Update.
4818 (arm_expand_prologue): Update.
4819 (thumb_pushpop): Update.
4820 (thumb_exit): Update.
4821 (thumb1_expand_prologue): Update.
4822 (thumb1_expand_epilogue): Update.
4823 (arm_unwind_emit): Update.
4824 (arm_output_fn_unwind): Update.
4825 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
4826 * config/arm/arm.md: Update.
4827 * config/pa/pa.md: Update.
4828 * config/pa/pa.c (legitimize_pic_address): Update.
4829 (compute_frame_size): Update.
4830 (hppa_expand_prologue): Update.
4831 (hppa_expand_epilogue): Update.
4832 (borx_reg_operand): Update.
4833 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
4834 (HARD_REGNO_RENAME_OK): Update.
4835 * config/mips/mips.c (mips_global_pointer): Update.
4836 (mips_save_reg_p): Update.
4837 (mips_compute_frame_info): Update.
4838 (mips_frame_pointer_required): Update.
4839 (mips_expand_prologue): Update.
4840 (mips_expand_epilogue): Update.
4841 (mips_can_use_return_insn): Update.
4842 (mips_reorg_process_insns): Update.
4843 * config/v850/v850.c (compute_register_save_size): Update.
4844 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
4845 * config/mmix/mmix.c (along): Update.
4846 (mmix_expand_epilogue): Update.
4847 * config/bfin/bfin.c (legitimize_pic_address): Update.
4848 (must_save_p): Update.
4849 (stack_frame_needed_p): Update.
4850 (add_to_reg): Update.
4851 (bfin_expand_prologue): Update.
4852 * stmt.c (expand_asm_operands): Update.
4853 * reload1.c (reload): Update.
4854 (init_elim_table): Update.
4856 2008-04-25 Bob Wilson <bob.wilson@acm.org>
4858 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
4860 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
4862 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
4863 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
4864 (mov<mode>): Removed.
4865 (*movv4sf_internal): Likewise.
4866 (*movv2df_internal): Likewise.
4868 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
4870 * config.gcc (crx-*-elf): Remove deprecation.
4872 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
4874 * config/i386/cygming-crtend.c (register_frame_ctor): Register
4875 __gcc_deregister_frame with atexit.
4876 (deregister_frame_dtor): Remove.
4878 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
4879 Nathan Sidwell <nathan@codesourcery.com>
4881 * config/rs6000/rs6000.opt (mspe): Remove Var property.
4883 * config/rs6000/rs6000.h (rs6000_spe): Declare.
4884 (rs6000_isel): Likewise.
4885 * config/rs6000/rs6000.c (rs6000_spe): New variable.
4886 (rs6000_isel): New variable.
4887 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
4889 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4892 * c-common.c (handle_vector_size_attribute): Call
4893 lang_hooks.types.reconstruct_complex_type instead of
4894 reconstruct_complex_type.
4895 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
4896 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
4897 * langhooks.h (struct lang_hooks_for_types): Add
4898 reconstruct_complex_type hook.
4899 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
4900 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
4902 2008-04-24 Richard Guenther <rguenther@suse.de>
4904 * c-common.h (check_builtin_function_arguments): Declare.
4905 * c-common.c (validate_nargs): New function.
4906 (check_builtin_function_arguments): Likewise.
4907 * c-typeck.c (build_function_call): Call
4908 check_builtin_function_arguments.
4909 * builtins.c (fold_builtin_classify): Remove error reporting code.
4910 (fold_builtin_unordered_cmp): Likewise.
4911 (fold_builtin_1): Likewise.
4912 (fold_builtin_n): Likewise.
4914 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4916 PR tree-optimization/36008
4917 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
4918 the original op1, rather than delta by step.
4920 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
4921 Sebastian Pop <sebastian.pop@amd.com>
4923 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
4924 eliminate_local_variables_stmt, eliminate_local_variables,
4925 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
4926 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
4927 of code delimited by two edges in the CFG.
4928 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
4929 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
4930 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
4931 the case of parallelisation of reductions.
4932 (expr_invariant_in_region_p): New.
4934 * tree-flow.h (gather_blocks_in_sese_region): Declared.
4935 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
4937 2008-04-24 Ira Rosen <irar@il.ibm.com>
4938 Richard Guenther <rguenther@suse.de>
4940 PR tree-optimization/36034
4941 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
4942 incapable of dealing with loads with gaps.
4944 2008-04-24 Rafael Espindola <espindola@google.com>
4946 * tree-flow.h (vrp_evaluate_conditional): Change signature.
4947 * tree-ssa-propagate.c (fold_predicate_in): Update call to
4948 vrp_evaluate_conditional.
4949 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
4950 (vrp_evaluate_conditional): Split the cond argument.
4951 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
4952 (simplify_stmt_for_jump_threading): Update call to
4953 vrp_evaluate_conditional.
4955 2008-04-24 Ira Rosen <irar@il.ibm.com>
4957 PR tree-optimization/35982
4958 * tree-vect-analyze.c (vect_check_interleaving): Check that the
4959 interleaved data-refs are of the same type.
4961 2008-04-24 Danny Smith <dannysmith@users.net>
4963 * c-format.c (check_format_info_main): Use strncmp rather than a
4964 magic prefix to handle multichar length specs.
4965 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
4966 Don't prefix "I64" and "I32" with '\0'.
4968 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4971 * config/i386/i386.c (init_cumulative_args): Don't pass anything
4972 in registers for -m32 only if stdarg_p (fntype).
4974 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
4976 PR rtl-optimization/36006
4977 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
4978 temp to op0 in order to avoid invalid rtx sharing.
4980 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4982 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
4983 check TREE_INVARIANT.
4984 * tree-gimple.c (is_gimple_address): New.
4985 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
4986 * tree-gimple.h (is_gimple_address): New.
4987 * tree.h (decl_address_invariant_p): New.
4988 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
4989 (build_string): Likewise.
4990 (decl_address_invariant_p): New, from is_gimple_invariant_address.
4991 (tree_invariant_p_1): Likewise.
4992 (save_expr): Use it.
4993 (tree_invariant_p): New.
4994 (skip_simple_arithmetic): Use it.
4995 (stabilize_reference_1): Use it.
4996 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
4998 (build1_stat): Drop code to compute TREE_INVARIANT.
4999 (build2_stat): Drop code to compute TREE_INVARIANT.
5000 (build3_stat): Drop code to compute TREE_INVARIANT.
5001 (build4_stat): Drop code to compute TREE_INVARIANT.
5002 (build5_stat): Drop code to compute TREE_INVARIANT.
5003 (build7_stat): Drop code to compute TREE_INVARIANT.
5004 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
5005 * tree.h (struct tree_base): Remove invariant_flag.
5006 (TREE_INVARIANT): Remove.
5007 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
5008 (fold_builtin_expect): Check TREE_CONSTANT.
5009 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
5010 * c-tree.h (c_expr_to_decl): Drop third parameter.
5011 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
5012 (build_c_cast): Don't set TREE_INVARIANT.
5013 (pop_init_level): Don't set TREE_INVARIANT.
5014 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
5015 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
5017 (gimplify_init_constructor): Don't set TREE_INVARIANT.
5018 (gimplify_addr_expr): Adjust comment.
5019 * tree-mudflap.c (mf_build_string):
5020 * print-tree.c (print_node): Don't print TREE_INVARIANT.
5021 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
5022 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
5023 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
5024 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
5025 * langhooks.h (struct lang_hooks): Drop third parameter from
5028 2008-04-23 Richard Guenther <rguenther@suse.de>
5030 PR tree-optimization/27799
5031 PR tree-optimization/32921
5032 PR tree-optimization/32624
5033 * tree-ssa-structalias.c (merge_smts_into): Only merge the
5034 SMTs aliases and the tag itself into the solution.
5035 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
5036 merge the points-to solution back into the SMT aliases.
5037 (may_alias_p): Use alias_set_subset_of instead of
5038 aliases_conflict_p. A pointer which points to
5039 memory with alias set zero may access any variable.
5041 2008-04-23 Richard Guenther <rguenther@suse.de>
5043 * alias.c (alias_set_subset_of): Correctly handle asking
5044 if zero is a subset of an alias set with zero child.
5045 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
5046 (compute_flow_insensitive_aliasing): Correctly walk all
5047 pointers. Do not unnecessarily union sets.
5049 2008-04-23 Richard Guenther <rguenther@suse.de>
5052 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
5054 2008-04-22 Tomas Bily <tbily@suse.cz>
5056 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
5058 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
5060 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
5061 * tree-ssa-structalias.c (get_constraint_for): Likewise.
5062 * tree-inline.c (estimate_num_insns_1): Likewise.
5063 * varasm.c (const_hash_1, compare_constant, copy_constant)
5064 (compute_reloc_for_constant, output_addressed_constants): Likewise.
5065 * emit-rtl.c (component_ref_for_mem_expr)
5066 (set_mem_attributes_minus_bitpos): Likewise.
5067 * expr.c (highest_pow2_factor, expand_expr_real_1, )
5068 (is_aligning_offset): Likewise.
5069 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
5070 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
5071 * dojump.c (do_jump): Likewise.
5072 * builtins.c (get_pointer_alignment, get_memory_rtx)
5073 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
5074 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
5076 2008-04-23 Jakub Jelinek <jakub@redhat.com>
5078 PR rtl-optimization/36017
5079 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
5080 expanding the library call.
5082 2008-04-22 Ian Lance Taylor <iant@google.com>
5084 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
5087 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
5089 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
5090 of LR/CTR moves for Power6.
5092 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5095 * passes.c (init_optimization_passes): Remove
5096 pass_fast_rtl_byte_dce.
5098 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
5101 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
5102 builtin functions to generate faster code.
5103 (_mm_cvtpu16_ps): Ditto.
5104 (_mm_cvtpi32x2_ps): Ditto.
5106 2008-04-22 Nick Clifton <nickc@redhat.com>
5108 * common.opt (ftree-loop-distribution): Add Optimization
5111 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
5112 (frv_expand_builtin_va_start): Likewise.
5114 * config/arm/arm.c (thumb_find_work_register): Fix location of
5115 argument register count.
5117 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5119 Support scheduling for ColdFire V1 and V3 microarchitecture.
5120 Improve scheduling of multiplication instructions.
5122 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
5123 (mac): New instruction attribute.
5124 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
5125 (m68k_sched_mac): New variable.
5126 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
5127 Handle cfv1 and cfv3.
5128 (max_insn_size): New static variable.
5129 (struct _sched_ib): New type.
5130 (sched_ib): New static variable.
5131 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
5132 to fields of 'struct _sched_ib sched_ib'. Update all uses.
5133 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
5135 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
5136 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
5137 new variables. Update.
5138 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
5139 Add modeling of cfv3 instruction buffer. Update.
5140 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
5141 * config/m68k/m68k.h (TUNE_CFV3): New macro.
5142 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
5143 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
5144 a particular reservation applies to.
5145 (type2): Reorganize attribute values. Rename alu to alu_reg,
5146 alu_l to alu, move_l to omove. Join move to alu. Split mul
5148 (cf_ib_*): Simplify description of instruction buffer.
5149 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
5150 (cf_mem): Split into cf_mem1 and cf_mem2.
5151 (cf_v2_move_??): Rename to cfv12_alu_??.
5152 (cf_v2_move_l_??): Rename to cfv12_omove_??.
5153 (cf_v2_mul_??): Remove reservations.
5154 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
5155 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
5156 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
5158 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
5159 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
5160 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
5161 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
5162 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
5163 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
5164 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
5165 expansions of the above reservations for instructions of sizes
5168 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5170 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
5172 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
5174 * coverage.c: Include tree-pass.h.
5175 (coverage_counter_alloc): Print da_file_name to the dump file.
5177 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
5179 * sbitmap.c (sbitmap_range_empty_p): New function.
5180 * sbitmap.h (sbitmap_range_empty_p): New function.
5181 * bitmap.h: Now includes obstack.h.
5183 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
5184 Kenneth Zadeck <zadeck@naturalbridge.com>
5186 * dbgcnt.def (ra_byte_scan): Added.
5187 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
5188 when the last hit happens for a counter.
5189 * timevar.def (TV_DF_BYTE_LR): New variable.
5190 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
5191 * passes.c (pass_fast_rtl_byte_dce): New pass.
5192 * fwprop.c (update_df): Added mode to call df_ref_create.
5193 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
5194 DF_REF_EXTRACT_OFFSET.
5195 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
5196 DF_BYTE_LR_OUT, df_byte_lr): New macro.
5198 (df_ref_extract): Added mode field.
5199 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
5200 DF_REF_EXTRACT_OFFSET.
5201 (DF_REF_EXTRACT_MODE): New macro.
5202 (df_byte_lr_bb_info): New structure.
5203 (df_print_byte_regset, df_compute_accessed_bytes,
5204 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
5205 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
5206 df_byte_lr_simulate_uses,
5207 df_byte_lr_simulate_artificial_refs_at_top,
5208 df_byte_lr_simulate_artificial_refs_at_end,
5209 df_compute_accessed_bytes): New function.
5210 (df_ref_create): Add parameter.
5211 (df_byte_lr_get_bb_info): New inline function.
5212 * df-scan.c (df_ref_record, df_uses_record,
5213 df_ref_create_structure): Added mode parameter.
5214 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
5215 df_defs_record, df_uses_record, df_get_conditional_uses,
5216 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
5217 df_entry_block_defs_collect, df_exit_block_uses_collect):
5218 Added mode parameter to calls to df_ref_record, df_uses_record,
5219 df_ref_create_structure.
5220 (df_ref_equal_p, df_ref_compare): Added test for modes.
5221 (df_ref_create_structure): Added code to set mode. Renamed
5222 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
5223 DF_REF_EXTRACT_OFFSET.
5224 * df-core.c (df_print_byte_regset): New function.
5225 * df-byte-scan.c: New file.
5226 * df-problems.c (df_rd_transfer_function): Removed unnecessary
5227 calls to BITMAP_FREE.
5228 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
5229 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
5230 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
5231 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
5232 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
5233 df_byte_lr_local_compute, df_byte_lr_init,
5234 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
5235 df_byte_lr_transfer_function, df_byte_lr_free,
5236 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
5237 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
5238 df_byte_lr_simulate_uses,
5239 df_byte_lr_simulate_artificial_refs_at_top,
5240 df_byte_lr_simulate_artificial_refs_at_end): New function.
5241 * dce.c (byte_dce_process_block): New function.
5242 (dce_process_block): au is now passed in rather than computed
5243 locally. Changed loops that look at artificial defs to not look
5244 for conditional or partial ones, because there never are any.
5245 (fast_dce): Now is able to drive byte_dce_process_block or
5246 dce_process_block depending on the kind of dce being done.
5247 (rest_of_handle_fast_dce): Add parameter to fast_dce.
5248 (rest_of_handle_fast_byte_dce): New function.
5249 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
5250 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
5252 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
5255 * gcc.h: Added fortran options that take arguments to
5256 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
5259 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
5261 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
5262 scalarization if on the LHS and not a full access.
5264 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5266 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
5268 2008-04-18 Rafael Espindola <espindola@google.com>
5270 * tree-vrp.c (find_case_label_index): Fix the binary search.
5271 (find_case_label_range): New.
5272 (vrp_visit_switch_stmt): Use find_case_label_range.
5273 (simplify_switch_using_ranges): Use find_case_label_range.
5275 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
5277 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
5278 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
5280 2008-04-18 Tom Tromey <tromey@redhat.com>
5283 * doc/cpp.texi (Implementation-defined behavior): Mention
5286 2008-04-18 Ian Lance Taylor <iant@google.com>
5288 * fold-const.c (pointer_may_wrap_p): New static function.
5289 (fold_comparison): Add another test for pointer overflow. Use
5290 pointer_may_wrap_p to disable some false positives.
5292 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
5294 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
5295 (fname_as_string): Match updated cpp_interpret_string prototype.
5296 (fix_string_type): Support char16_t* and char32_t*.
5297 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
5298 derivative) nodes. Register as builtin if C++0x.
5299 (c_parse_error): Support CPP_CHAR{16,32}.
5300 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
5301 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
5302 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
5303 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
5304 CTI_CHAR32_ARRAY_TYPE>: New elements.
5305 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
5306 char32_type_node, signed_char32_type_node, char16_array_type_node,
5307 char32_array_type_node): New defines.
5308 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
5309 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
5310 (lex_string): Support CPP_STRING{16,32}, match updated
5311 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
5312 (lex_charconst): Support CPP_CHAR{16,32}.
5313 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
5314 and CPP_STRING{16,32}.
5316 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
5319 * aclocal.m4: Regenerate.
5320 * configure: Regenerate.
5322 2008-04-18 Jan Hubicka <jh@suse.cz>
5324 * except.c (dw2_size_of_call_site_table,
5325 sjlj_size_of_call_site_table): Use vector API for call_site_record.
5327 * cgraphbuild.c (build_cgraph_edges): Update.
5328 * tree-pass.h: Update comment.
5329 * final.c (leaf_function_p): Update.
5330 (leaf_renumber_regs): Update.
5331 (rest_of_clean_state): Update.
5332 * omp-low.c (expand_omp_parallel): Update.
5333 * ipa-reference.c (analyze_function): Update.
5334 * reorg.c (find_end_label): Update.
5335 (optimize_skip): Update.
5336 (fill_simple_delay_slots): Update.
5337 (fill_simple_delay_slots): Update.
5338 (make_return_insns): Update.
5339 (dbr_schedule): Update.
5340 * gimple-low.c (record_vars_into): Update.
5341 * cfgbuild.c (make_edges): Update.
5342 * function.c (assign_stack_local): Update.
5343 (assign_parm_adjust_stack_rtl): Update.
5344 (locate_and_pad_parm): Update.
5345 (allocate_struct_function): Do not initialize stack_alignment_needed
5346 and preferred_stack_boundary here.
5347 (stack_protect_prologue): Update.
5348 (stack_protect_epilogue): Update.
5349 (expand_function_start): Initialize stack_alignment_needed,
5350 preferred_stack_boundary and max_jumptable_ents.
5351 (expand_function_end): Update.
5352 (free_after_compilation): Do not NULLify epilogue_delay_list.
5353 * function.h (struct rtl_data): Add stack_protect_guard,
5354 stack_alignment_needed,
5355 preferred_stack_boundary, epilogue_delay_list.
5356 (struct function): Remove value_histograms, stack_alignment_needed,
5357 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
5359 unexpanded_var_list, stack_protect_guard.
5360 (current_function_epilogue_delay_list): Remove.
5361 * ipa-type-escape.c (analyze_function): Update.
5362 * gimplify.c (pop_gimplify_context): Update comment.
5363 * calls.c (expand_call): Update.
5364 (emit_library_call_value_1): Update.
5365 * except.c (set_nothrow_function_flags): Update.
5366 * cfgexpand.c (get_decl_align_unit): Update.
5367 (create_stack_guard): Update.
5368 (estimated_stack_frame_size): Update.
5369 (expand_used_vars): Update.
5370 (tree_expand_cfg): Free histogram earliers, init expansion variables.
5371 * explow.c (allocate_dynamic_stack_space): Update.
5372 * tree-ssa-live.c (remove_unused_locals): Update.
5373 * varasm.c (mark_constant_pool): Update.
5374 * tree-inline.c (remap_decls): Update.
5375 (initialize_cfun): Update.
5376 (declare_return_variable): Update.
5377 (inline_forbidden_p): Update.
5378 (expand_call_inline): Update.
5379 (declare_inline_vars): Update.
5380 (tree_function_versioning): Update.
5381 * tree-flow.h (value_histograms): New.
5382 (VALUE_HISTOGRAMS): New macro.
5383 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
5385 * tree-cfg.c (set_bb_for_stmt): Update.
5386 (replace_by_duplicate_decl): Update.
5387 (move_block_to_fn): Update.
5388 (new_label_mapper): Update.
5389 (dump_function_to_file): Update.
5390 * ipa-struct-reorg.c (build_data_structure): Update.
5391 * cfgrtl.c (print_rtl_with_bb): Update.
5392 * reload1.c (reload): Update.
5394 * config/i386/i386.c (setup_incoming_varargs_64,
5395 ix86_compute_frame_layout): Update.
5396 * config/arc/arc.c (arc_output_function_epilogue): Update.
5398 2008-04-18 Marius Strobl <marius@FreeBSD.org>
5400 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
5401 for FreeBSD as well.
5402 * gthr-posix95.h: Likewise.
5404 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
5406 PR rtl-optimization/35838
5407 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
5408 out the byte offset of the first subreg.
5410 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
5412 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
5413 to split_ti instead of three separate calls with single member arrays.
5414 (subti3 splitter): Ditto.
5415 (adddi3 splitter): Ditto with split_di.
5416 (subdi3 splitter): Ditto.
5417 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
5418 two separate calls with single member arrays. Swap match_dup
5419 operands 1 and 2 to better fit into the array.
5420 (negdi2 splitter): Ditto with split_di.
5421 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
5422 two separate calls with single member arrays. Swap match_dup operands
5423 6 and 7 to better fit into the array.
5425 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
5427 * config/i386/i386.c (sse_builtin_type): New.
5428 (bdesc_sse_args): Likewise.
5429 (bdesc_sse_3arg): Removed.
5430 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5431 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
5432 IX86_BUILTIN_ROUNDPS.
5433 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
5434 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
5435 IX86_BUILTIN_ROUNDPS.
5436 (ix86_expand_sse_4_operands_builtin): Removed.
5437 (ix86_expand_sse_operands_builtin): New.
5438 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
5439 and CODE_FOR_sse4_1_roundps.
5440 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5441 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
5443 2008-04-17 Alan Modra <amodra@bigpond.net.au>
5446 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
5447 regs before frame pop when needed. If use_backchain_to_restore_sp
5448 then load backchain into a temp reg to restore vr and vrsave. Add
5449 code to restore vr after frame pop if possible.
5451 2008-04-17 Richard Guenther <rguenther@suse.de>
5453 * tree-vn.c (expressions_equal_p): Do not check type
5454 equality or compatibility before calling operand_equal_p.
5455 * fold-const.c (operand_equal_p): Check equivalence of
5456 integer constants before bailing out due to signedness or
5457 precision differences.
5458 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
5459 spurious differences in type qualification. Ignore types
5460 for COMPONENT_REFs at all.
5462 2008-04-17 Christian Bruel <christian.bruel@st.com>
5464 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
5465 msw_skip comparison.
5467 2008-04-16 Jakub Jelinek <jakub@redhat.com>
5470 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
5473 PR tree-optimization/35899
5474 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
5475 rather than TREE_OPERAND.
5477 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
5480 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
5481 temporary registers. Change operand predicate to general_operand.
5482 (remainderxf3): Ditto.
5484 2008-04-16 Richard Guenther <rguenther@suse.de>
5486 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
5487 * tree-affine.c (aff_combination_expand): Look through some
5490 2008-04-15 Doug Kwan <dougkwan@google.com>
5492 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
5494 * tree-pretty-print.c (dump_generic_node): Ditto.
5495 * final.c (output_addr_const): Ditto.
5496 * dwarf2out.c (output_cfi): Ditto.
5497 * c-pretty-print.c (pp_c_integer_constant): Ditto.
5498 * print-rtl.c (print_rtx): Ditto.
5499 * print-tree.c (print_node_brief, print_node): Ditto.
5500 * c-common.c (match_case_to_enum_1): Ditto.
5501 * sched-vis.c (print_value): Ditto.
5502 * config/i386/i386.c (print_operand): Cast to long unsigned int
5505 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
5506 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
5507 MS Windows VirtualProtect function.
5509 2008-04-15 Jan Hubicka <jh@suse.cz>
5511 * gengtype.c (write_root): Param_is argument is OK.
5512 * expr.c (expand_expr_real_1): Update call of get_exception_*.
5513 * function.h: Include varray.h
5514 (rtl_eh): New stucture based on except.c one.
5515 (call_site_record): New forward declaration and vector type.
5516 * calls.c (emit_call_1): Do not call
5517 note_current_region_may_contain_throw.
5518 * except.c (eh_status): Remove cur_region, try_region since they are
5520 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
5521 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
5522 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
5523 Remove call_site_data_used, call_site_data_size.
5524 Turn call_site_record into vector in function.h.
5525 (note_current_region_may_contain_throw): Remove.
5526 (get_exception_pointer, get_exception_filter): Do not take struct
5527 function argument; update.
5528 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
5529 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
5530 build_post_landing_pads, dw2_build_landing_pads,
5531 sjlj_assign_call_site_values, sjlj_mark_call_sites,
5532 sjlj_emit_function_enter, sjlj_emit_function_enter,
5533 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
5534 sjlj_build_landing_pads, finish_eh_generation,
5535 remove_exception_handler_label, remove_eh_handler,
5536 maybe_remove_eh_handler, add_reachable_handler,
5537 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
5538 add_action_record, collect_one_action_chain, add_call_site,
5539 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
5540 sjlj_output_call_site_table, output_function_exception_table,
5541 * except.h (note_current_region_may_contain_throw): Remove
5542 (get_exception_pointer, get_exception_filter): Do not take struct
5544 * Makefile.in (GTFILES): Put varargs before struct function.
5546 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
5548 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
5549 punt for STRING_CST.
5550 (get_constraint_for): Deal with STRING_CST here instead.
5552 2008-04-15 Richard Guenther <rguenther@suse.de>
5554 * tree-ssa-propagate.c (substitute_and_fold): Substitute
5555 statements in a basic-block with a backward walk. Do not
5556 substitute into dead statements but instead remove those.
5558 2008-04-15 Richard Guenther <rguenther@suse.de>
5560 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
5561 to zero, thus disable creation of SFTs.
5563 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
5565 * tree-predcom.c (suitable_reference_p): Return false if the
5566 reference can throw.
5568 2008-04-15 Jakub Jelinek <jakub@redhat.com>
5571 * c-decl.c (finish_decl): If extern or static var has variable
5572 size, set TREE_TYPE (decl) to error_mark_node.
5574 2008-04-15 Rafael Espindola <espindola@google.com>
5576 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
5579 2008-04-15 Richard Guenther <rguenther@suse.de>
5581 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
5582 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
5583 (visit_reference_op_load): Do walk vuse-vdef chains on
5584 vn_reference_lookup.
5585 (visit_reference_op_store): But do not here.
5586 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
5587 vn_reference_lookup.
5588 (vn_lookup_with_vuses): But do so here.
5590 2008-04-14 Ian Lance Taylor <iant@google.com>
5592 * fold-const.c (fold_overflow_warning): Remove assertion.
5594 2008-04-15 Ben Elliston <bje@au.ibm.com>
5596 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
5597 temp1 local variables.
5599 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
5602 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
5603 ".text.unlikely" section as executable.
5605 2008-04-14 James E. Wilson <wilson@tuliptree.org>
5607 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5608 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
5609 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
5610 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
5611 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
5612 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
5613 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
5615 2008-04-14 Ian Lance Taylor <iant@google.com>
5617 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
5618 * fold-const.c (fold_comparison): If appropriate, test
5619 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
5620 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
5621 reassociating a pointer type.
5622 * doc/invoke.texi (Optimize Options): Document that
5623 -fstrict-overflow applies to pointer wraparound.
5625 2008-04-13 Jan Hubicka <jh@suse.cz>
5627 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
5629 2008-04-12 Andrew Pinski <pinskia@gmail.com>
5631 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
5632 we are going to "save the world".
5634 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
5636 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
5637 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
5638 operand 0 constraint, not "=".
5640 2008-04-11 James E. Wilson <wilson@tuliptree.org>
5642 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
5644 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
5646 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
5647 of size of positions_needed * CHAR_BIT.
5649 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
5652 * dse.c (store_info): Change positions_needed to unsigned
5654 (lowpart_bitmask): New.
5655 (record_store): Cast to unsigned HOST_WIDE_INT for
5656 positions_needed. Assert width <= size of positions_needed *
5657 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
5658 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
5659 lowpart_bitmask to set mask.
5661 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5663 * config/bfin/constraints.md: New file.
5664 * config/bfin/bfin.md: Include it.
5665 (adddi3): Use satisfies_constraint functions instead of the old macros.
5666 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
5667 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
5668 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
5669 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
5670 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
5671 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
5672 EXTRA_CONSTRAINT): Delete.
5673 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
5674 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
5676 * config/bfin/bfin.c: Include "tm-constrs.h".
5677 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
5678 Use satisfies_constraint functions instead of the old macros.
5679 * doc/md.texi (Blackfin Constraints): Update file name reference.
5681 2008-04-11 Richard Guenther <rguenther@suse.de>
5683 PR tree-optimization/35869
5684 * tree-vrp.c (execute_vrp): Move switch statement update after
5685 jump threading. Schedule another cfg cleanup run.
5687 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
5690 * attribs.c (decl_attributes): Return early on errorneous node.
5692 2008-04-10 Oleg Ryjkov <olegr@google.com>
5694 * tree.h (struct tree_base): Added a new flag default_def_flag.
5695 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
5697 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
5699 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
5701 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5704 * pa.md: Define mode iterator P. Define mode attribute dwc.
5705 (dcacheflush): Update pattern to use iterator P and attribute dwc.
5706 (icacheflush): Likewise.
5707 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
5708 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
5710 2008-04-11 Ben Elliston <bje@au.ibm.com>
5712 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
5714 2008-04-10 Rafael Espindola <espindola@google.com>
5716 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
5717 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
5718 (extract_range_from_expr): The same.
5720 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
5722 * config/mips/mips.md (GPR2): New mode iterator.
5724 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
5725 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
5726 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
5727 Rewrite these to take two modes, the mode of comparison and the
5728 mode of the destination.
5729 * config/mips/mips.c (mips_expand_scc): Instead of having
5730 paradoxical subreg as destination, expand "narrowing" scc if mode
5731 of comparison is SI and target is requested in DI mode.
5732 (mips_emit_int_order_test): Update comment. Make mode of
5733 comparison match CMP0 rather than TARGET. When creating inverse
5734 target use mode of TARGET.
5736 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
5738 * gcov-dump.c (tag_summary): Only print summaries for the first
5739 GCOV_COUNTERS_SUMMABLE counters.
5741 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
5743 * config/i386/i386.md (absneg): New code iterator.
5744 (absnegprefix): New code attribute.
5745 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
5746 patterns using absneg code iterator.
5747 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
5748 using absneg code iterator.
5749 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
5750 *neg<mode>2 patterns using absneg code iterator.
5751 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
5752 *negextendsfdf2 patterns using absneg code iterator.
5753 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
5754 *negextendsfxf2 patterns using absneg code iterator.
5755 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
5756 *negextendsfdf2 patterns using absneg code iterator.
5757 * config/i386/sse.md (<code><mode>2): Macroize expander from
5758 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
5760 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
5762 * config/s390/s390.h: Remove the remains of the recent search
5763 & replace action of current_function_outgoing_args_size.
5765 2008-04-10 Ira Rosen <irar@il.ibm.com>
5767 PR tree-optimization/35821
5768 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
5769 NEW_STMT_LIST is not NULL.
5771 2008-04-09 David Edelsohn <edelsohn@gnu.org>
5774 * toplev.c (process_options): Remove -ffunction-sections debugging
5777 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
5779 PR middle-end/PR28690
5780 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
5781 than gen_rtx_fmt_ee to perform more canonicalizations.
5783 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5786 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
5788 2008-04-09 Richard Guenther <rguenther@suse.de>
5790 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
5791 (dump_function_to_file): Dump function arguments with types.
5793 2008-04-08 Richard Guenther <rguenther@suse.de>
5795 * fold-const.c (fold_widened_comparison): Do not allow
5796 sign-changes that change the result.
5798 2008-04-08 Janis Johnson <janis187@us.ibm.com>
5801 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
5802 kinds of indirect references.
5804 2008-04-08 David Edelsohn <edelsohn@gnu.org>
5806 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
5807 GNU Fortran language string.
5809 2008-04-08 Rafael Espindola <espindola@google.com>
5811 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
5812 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
5813 * tree.h (tree_call_nonnegative_warnv_p): New.
5815 2008-04-08 Jan Hubicka <jh@suse.cz>
5817 * function.c (free_after_compilation): Clear out regno_reg_rtx
5820 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
5823 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
5825 PR middle-end/PR28690
5826 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
5827 same precedence as REG_POINTER and MEM_POINTER operands.
5829 2008-04-08 Richard Guenther <rguenther@suse.de>
5832 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
5833 for adding index to base.
5835 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
5837 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
5838 (MINGW_ENABLE_EXECUTE_STACK): New.
5839 (IN_LIBGCC2): For libgcc include windows.h file for
5840 function declarations.
5842 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
5844 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
5845 and tem2 if tem1 is not a REG or MULT.
5847 2008-04-08 Jan Hubicka <jh@suse.cz>
5849 * function.h (incomming_args): Break out of struct function.
5850 (function_subsections): Break out of struct function.
5851 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
5852 return_rtx and hard_reg_initial_vals from struct function.
5853 Kill inl_max_label_num.
5854 (current_function_pops_args, current_function_args_info,
5855 current_function_args_size, current_function_args_size,
5856 current_function_pretend_args_size,
5857 current_function_outgoing_args_size,
5858 current_function_internal_arg_pointer, current_function_return_rtx):
5859 Kill compatibility accestor macros.
5860 * builtins.c (expand_builtin_apply_args_1): Update.
5861 (expand_builtin_next_arg): Update.
5862 * df-scan.c (df_get_call_refs): Update.
5863 * dbxout.c (dbxout_function_end): Update.
5864 * dwarf2out.c (dwarf2out_switch_text_section): Update.
5865 (output_line_info): Update.
5866 (secname_for_decl): Update.
5867 (dwarf2out_var_location): Update.
5868 * function.c (free_after_compilation): Update.
5869 (assign_parm_find_stack_rtl): Update.
5870 (assign_parms): Update.
5871 (expand_dummy_function_end): Update.
5872 (expand_function_end): Update.
5873 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
5874 (expand_call): Update.
5875 (emit_library_call_value_1): Update.
5876 (store_one_arg): Update.
5877 * varasm.c (initialize_cold_section_name): Update.
5878 (unlikely_text_section): Update.
5879 (unlikely_text_section_p): Update.
5880 (assemble_start_function): Update.
5881 (assemble_end_function): Update.
5882 (default_section_type_flags): Update.
5883 (switch_to_section): Update.
5884 * integrate.c (set_decl_abstract_flags): Update.
5885 (get_hard_reg_initial_val): Update.
5886 (has_hard_reg_initial_val): Update.
5887 (allocate_initial_values): Update.
5888 * resource.c (init_resource_info): Update.
5889 * config/alpha/alpha.c (NUM_ARGS): Update.
5890 (direct_return): Update.
5891 (alpha_va_start): Update.
5892 (alpha_sa_size): Update.
5893 (alpha_initial_elimination_offset): Update.
5894 (alpha_expand_prologue): Update.
5895 (alpha_start_function): Update.
5896 (alpha_expand_epilogue): Update.
5897 (unicosmk_initial_elimination_offset):
5898 * config/alpha/alpha.md (call expander): Update.
5899 * config/s390/s390.c (s390_register_info): Update.
5900 (s390_register_info): Update.
5901 (s390_frame_info): Update.
5902 (s390_initial_elimination_offset): Update.
5903 (s390_build_builtin_va_list): Update.
5904 (s390_va_start): Update.
5905 * config/spu/spu.c (direct_return): Update.
5906 (spu_expand_prologue): Update.
5907 (spu_initial_elimination_offset): Update.
5908 (spu_build_builtin_va_list): Update.
5909 (spu_va_start): Update.
5910 * config/sparc/sparc.c (sparc_init_modes): Update.
5911 (sparc_compute_frame_size): Update.
5912 (function_value): Update.
5913 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
5914 * config/i386/i386.md (return expander): Update.
5915 * config/i386/i386.c (ix86_va_start): Update.
5916 (ix86_can_use_return_insn_p): Update.
5917 (ix86_compute_frame_layout): Update.
5918 (ix86_expand_epilogue): Update.
5919 * config/sh/sh.c (output_stack_adjust): Update.
5920 (calc_live_regs): Update.
5921 (sh_expand_prologue): Update.
5922 (sh_builtin_saveregs): Update.
5923 (sh_va_start): Update.
5924 (initial_elimination_offset): Update.
5925 (sh_allocate_initial_value): Update.
5926 (sh_function_ok_for_sibcall): Update.
5927 (sh_get_pr_initial_val): Update.
5928 * config/sh/sh.md (return expander): Update.
5929 * config/avr/avr.c (frame_pointer_required_p): UPdate.
5930 * config/crx/crx.c (crx_compute_frame): UPdate.
5931 (crx_initial_elimination_offset): UPdate.
5932 * config/xtensa/xtensa.c (compute_frame_size): Update
5933 (xtensa_builtin_saveregs): Update.
5934 (xtensa_va_start): Update.
5935 (order_regs_for_local_alloc): Update.
5936 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
5937 (xstormy16_expand_builtin_va_start): Update.
5938 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
5939 * config/m68hc11/m68hc11.md (return expanders): Update.
5940 * config/m68hc11/m68hc11.c (expand_prologue): Update.
5941 (expand_epilogue): Update.
5942 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
5943 (cris_simple_epilogue): Update.
5944 (cris_expand_prologue): Update.
5945 (cris_expand_epilogue): Update.
5946 * config/iq2000/iq2000.c (iq2000_va_start): Update.
5947 (compute_frame_size): Update.
5948 * config/mt/mt.c (mt_compute_frame_size): Update.
5949 * config/mn10300/mn10300.c (expand_prologue): Update.
5950 (expand_epilogue): Update.
5951 (initial_offset): Update.
5952 (mn10300_builtin_saveregs):
5953 * config/mn10300/mn10300.md (return expander): Update.
5954 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
5955 (ia64_initial_elimination_offset): Update.
5956 (ia64_initial_elimination_offset): Update.
5957 (ia64_expand_prologue): Update.
5958 * config/m68k/m68k.md (return expander): Update.
5959 * config/rs6000/rs6000.c (rs6000_va_start): Update.
5960 (rs6000_stack_info): Update.
5961 * config/mcore/mcore.c (layout_mcore_frame): Update.
5962 (mcore_expand_prolog): Update.
5963 * config/arc/arc.c (arc_compute_frame_size): Update.
5964 * config/score/score3.c (score3_compute_frame_size): Update.
5965 * config/score/score7.c (score7_compute_frame_size): Update.
5966 * config/arm/arm.c (use_return_insn): Update.
5967 (thumb_find_work_register): Update.
5968 (arm_compute_save_reg_mask): Update.
5969 (arm_output_function_prologue): Update.
5970 (arm_output_epilogue): Update.
5971 (arm_size_return_regs): Update.
5972 (arm_get_frame_offsets): Update.
5973 (arm_expand_prologue): Update.
5974 (thumb_exit): Update.
5975 (thumb_unexpanded_epilogue): Update.
5976 (thumb1_output_function_prologue): Update.
5977 * config/pa/pa.md (return expander): Update.
5978 * config/pa/pa.c (compute_frame_size): Update.
5979 (hppa_builtin_saveregs): Update.
5980 * config/mips/mips.c (mips_va_start): Update.
5981 (mips16_build_function_stub): Update.
5982 (mips_compute_frame_info): Update.
5983 (mips_restore_gp): Update.
5984 (mips_output_function_prologue): Update.
5985 (mips_expand_prologue): Update.
5986 * config/v850/v850.c (compute_frame_size): Update.
5987 (expand_prologue): * config/mmix/mmix.c (along): update.
5988 (mmix_initial_elimination_offset): update.
5989 (mmix_reorg): update.
5990 (mmix_use_simple_return): update.
5991 (mmix_expand_prologue): update.
5992 (mmix_expand_epilogue): Update.
5993 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
5994 (emit_link_insn): Update.
5996 2008-04-08 Anatoly Sokolov <aesok@post.ru>
5998 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
5999 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
6001 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
6004 2008-04-07 Jan Hubicka <jh@suse.cz>
6006 * function.h (rtl): Rename to x_rtl.
6008 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
6009 frame_offset, stack_check_probe_note, arg_pointer_save_area,
6010 used_temp_slots avail_temp_slots, temp_slot_level,
6011 nonlocal_goto_handler_labels): Update accesstors.
6012 (rtl): New global variable.
6013 (struct function): Move some fileds to rtl_data.
6014 (get_arg_pointer_save_area): Update prototype.
6015 * builtins.c (expand_builtin_setjmp_receiver): Update call of
6016 get_arg_pointer_save_area.
6017 * expr.c (init_expr): Update
6018 * function.c (get_frame_size): Update
6019 (assign_stack_local): Update
6020 (expand_function_end): Update.
6021 (get_art_pointer_save_area): Update
6023 * emit-rtl.c (rtl): Declare.
6024 (regno_reg_rtx): Declare.
6025 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
6027 (gen_reg_rtx): Update.
6028 * varasm.c (n_deferred_constatns): Update accestor.
6029 (init_varasm_status): Do not allocate varasm_status.
6030 (force_const_mem, get_pool_size, output_constant_pool): Update.
6031 * stmt.c (force_label_rtx): Do not use x_ prefixes.
6032 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
6033 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
6034 * sparc/sparc.h (INIT_EXPANDERS): Update.
6035 * ia64/ia64.h (INIT_EXPANDERS): Update.
6037 2008-04-07 James E. Wilson <wilson@tuliptree.org>
6039 * reload.c (push_secondary_reload): Add missing break to for loop.
6041 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
6043 PR middle-end/PR28690
6044 * rtlanal.c: Update copyright years.
6045 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
6046 as REG_POINTER and MEM_POINTER operands.
6047 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
6048 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
6049 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
6050 * gcse.c: Update copyright years.
6051 (pre_delete): Call gen_reg_rtx_and_attrs.
6052 (hoist_code): Likewise.
6053 (build_store_vectors): Likewise.
6054 (delete_store): Likewise.
6055 * loop-invariant.c (move_invariant_reg): Likewise.
6056 Update copyright years.
6058 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
6060 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
6061 control string instead of quoted.
6063 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
6065 * doc/rtl.texi: Rewrite of subreg section.
6067 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
6070 * config/i386/i386.c (legitimize_pic_address): Add treating
6071 of dllimport SYM_REF's.
6072 (legitimize_dllimport_symbol): Add prototype.
6074 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
6076 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
6077 reference in constructor with non self-referential type.
6079 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
6081 Removal of Return with Depressed Stack Pointer support
6082 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
6083 (ECF_SP_DEPRESSED): Likewise.
6084 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
6085 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
6086 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6087 (expand_call): Do not test ECF_SP_DEPRESSED.
6088 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6089 * function.c (keep_stack_depressed): Delete.
6090 (handle_epilogue_set): Likewise.
6091 (update_epilogue_consts): Likewise.
6092 (emit_equiv_load): Likewise.
6093 (thread_prologue_and_epilogue_insns): Remove support for Return with
6094 Depressed Stack Pointer.
6095 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6097 2008-04-06 Richard Guenther <rguenther@suse.de>
6099 PR tree-optimization/35400
6100 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
6101 information from SSA_NAMEs.
6103 2008-04-06 Anatoly Sokolov <aesok@post.ru>
6105 * config/avr/avr.h (avr_mega_p): Remove declaration.
6106 (AVR_MEGA): Remove macro.
6107 * config/avr/avr.c (avr_mega_p): Remove variable.
6108 (avr_override_options): Remove inicializion of avr_mega_p.
6109 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
6110 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
6111 (avr_jump_mode): (Ditto.).
6112 (avr_output_progmem_section_asm_op): (Ditto.).
6113 (avr_asm_init_sections): (Ditto.).
6114 (avr_asm_init_sections): (Ditto.).
6115 (avr_rtx_costs): (Ditto.).
6116 * config/avr/avr.md: (Ditto.).
6117 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
6120 2008-04-06 Richard Guenther <rguenther@suse.de>
6122 PR tree-optimization/35842
6123 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
6124 is_gimple_invariant_address.
6126 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6128 * gcc.c (default_compilers): Sync Fortran extensions list with
6129 that in fortran/lang-specs.h.
6130 * doc/invoke.texi: Likewise.
6131 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
6132 * dwarf2out.c (gen_compile_unit_die): Likewise.
6134 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
6136 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
6138 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
6141 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
6142 attribute is used for nested functions.
6144 2008-04-05 Jan Hubicka <jh@suse.cz>
6146 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
6148 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
6150 (dump_files): Update.
6151 (enable_rtl_dump_file): Do not accept letter argument.
6152 * tree-pass.h (dump_file_info): Remove letter argument.
6153 * toplev.c (decode_d_option): Update -da handling.
6154 * toplev.h (enable_rtl_dump_file): Update prototype.
6155 * passes.c (register_one_dump_file): Do not accept IPA argument; work
6156 it out based on pass type.
6157 (register_dump_files_1): Likewise.
6158 (init_optimization_passes): Update register_one_dump_file calls.
6159 (execute_one_pass): Sanity check that IPA passes are called at IPA
6160 level and RTL passes at RTL level.
6161 (execute_pass_list): IPA pass can not be after or subpass of
6163 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
6164 disallov RTL subpasses of IPA subpasses.
6166 2008-04-05 Ben Elliston <bje@au.ibm.com>
6168 * tree-cfg.c (need_fake_edge_p): Return false for calls to
6169 builtins that return exactly once and do not throw. Cache call to
6172 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
6174 PR rtl-optimization/34916
6176 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
6177 between instruction pairs.
6179 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
6181 * doc/invoke.texi: Document -mbitops for SH.
6182 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
6183 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
6184 * config/sh/sh.c (print_operand): Add %t operand code.
6185 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
6186 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
6187 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
6188 (extendqihi2): Likewise.
6189 (movqi_i): Likewise.
6190 (insv): Use bset, bclr and bst instructions for SH2A if possible.
6191 (extv): Use bld instruction for SH2A if possible.
6193 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
6194 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
6195 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
6196 (bset.b, bclr.b): Define peepholes.
6197 * config/sh/sh.opt (mbitops): New option.
6199 2008-04-04 Janis Johnson <janis187@us.ibm.com>
6202 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
6203 and view convert expression.
6205 2008-04-04 Jakub Jelinek <jakub@redhat.com>
6208 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
6210 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
6212 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
6214 * config/i386/cpuid.h (bit_AES): New.
6215 (bit_PCLMUL): Likewise.
6217 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
6218 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
6219 SSE2 if AES or PCLMUL is enabled.
6220 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
6221 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
6222 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
6223 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
6224 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
6225 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
6226 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
6227 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
6228 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
6229 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
6230 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
6231 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
6232 __builtin_ia32_aeskeygenassist128 and
6233 __builtin_ia32_pclmulqdq128.
6234 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
6235 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
6236 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
6238 * config/i386/i386.h (TARGET_AES): New.
6239 (TARGET_PCLMUL): Likewise.
6240 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
6242 * config/i386/i386.md (UNSPEC_AESENC): New.
6243 (UNSPEC_AESENCLAST): Likewise.
6244 (UNSPEC_AESDEC): Likewise.
6245 (UNSPEC_AESDECLAST): Likewise.
6246 (UNSPEC_AESIMC): Likewise.
6247 (UNSPEC_AESKEYGENASSIST): Likewise.
6248 (UNSPEC_PCLMUL): Likewise.
6250 * config/i386/i386.opt (maes): New.
6251 (mpclmul): Likewise.
6253 * config/i386/sse.md (aesenc): New pattern.
6254 (aesenclast): Likewise.
6256 (aesdeclast): Likewise.
6258 (aeskeygenassist): Likewise.
6259 (pclmulqdq): Likewise.
6261 * config/i386/wmmintrin.h: New.
6263 * doc/extend.texi: Document AES and PCLMUL built-in function.
6265 * doc/invoke.texi: Document -maes and -mpclmul.
6267 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
6269 * function.c (free_after_parsing): Replace with
6270 cxx_push_function_context from C++ front-end.
6271 (allocate_struct_function): Don't call langhook.
6272 * langhooks.h (struct lang_hooks_for_functions): Delete.
6273 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
6275 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
6276 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
6277 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
6278 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
6279 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
6280 remove LANG_HOOKS_FUNCTION_INITIALIZER.
6281 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
6283 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
6284 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
6286 2008-04-04 Jakub Jelinek <jakub@redhat.com>
6289 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
6292 2008-04-04 Richard Guenther <rguenther@suse.de>
6295 * fold-const.c (optimize_minmax_comparison): Use the correct
6296 type for the constant in the simplified comparison.
6298 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
6300 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
6301 Pass L2 size as "--param l2-cache-size" to the compiler.
6302 (decode_l2_cache): New function to decode L2 cache parameters using
6303 0x8000006 extended cpuid function.
6304 (detect_caches_amd): Determine parameters of L2 cache using
6305 decode_l2_caches function.
6306 (decode_caches_intel): Decode L2 cache parameters.
6307 (detect_caches_intel): Determine L2 cache parameters using
6308 decode_caches_intel and decode_l2_caches functions.
6310 2008-04-03 Bob Wilson <bob.wilson@acm.org>
6312 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
6313 secondary input reload for subword loads from the constant pool.
6315 2008-04-03 Janis Johnson <janis187@us.ibm.com>
6318 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
6319 constants of the appropriate size for runtime calculations.
6322 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
6323 decimal-float literal constant zero.
6325 2008-04-03 Jakub Jelinek <jakub@redhat.com>
6328 * c-parser.c (c_parser_omp_atomic): Call
6329 default_function_array_conversion on the RHS.
6332 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
6333 call is_variable_sized if decl has incomplete type.
6335 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
6337 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
6339 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
6341 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
6343 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
6344 (sgt<u>): Merge sgt and sgtu into new expander.
6345 (sgt, sgtu): Remove expanders.
6346 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
6347 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
6348 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
6349 *sgtu_<mode>_mips16 into new pattern.
6350 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
6351 (sge<u>): Merge sge and sgeu into new expander.
6352 (sge, sgeu): Remove expanders.
6353 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
6355 (*sge_<mode>, second *sge_<mode>): Remove patterns.
6356 (slt<u>): Merge slt and sltu into new expander.
6357 (slt, sltu): Remove expanders.
6358 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
6359 (*slt_<mode>, *sltu_<mode>): Remove patterns.
6360 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
6361 *sltu_<mode>_mips16 into new pattern.
6362 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
6363 (sle<u>): Merge sle and sleu into new expander.
6364 (sle, sleu): Remove expanders.
6365 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
6366 (*sle_<mode>, *sleu_<mode>): Remove patterns.
6367 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
6368 *sleu_<mode>_mips16 into new pattern.
6369 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
6371 2008-04-03 Jan Hubicka <jh@suse.cz>
6373 PR tree-optimization/35795
6374 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
6375 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6376 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6377 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6378 * score/score3.c (score3_output_mi_thunk): Likewise.
6379 * score/score7.c (score7_output_mi_thunk): Likewise.
6380 * mips/mips.c (mips_output_mi_thunk): Likewise.
6382 2008-04-03 Richard Guenther <rguenther@suse.de>
6384 * tree-vrp.c (extract_range_from_unary_expr): Handle all
6385 conversions. Simplify code.
6387 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
6389 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
6391 2008-04-03 Tom Tromey <tromey@redhat.com>
6392 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6394 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
6395 * config/bfin/t-bfin-linux (generated_files): Add
6396 linux-sysroot-suffix.h.
6397 * doc/install.texi (Prerequisites): Require make 3.80.
6398 * doc/sourcebuild.texi (Front End Directory): Document new
6400 * Makefile.in (generated_files): New variable.
6401 (ALL_HOST_OBJS): New variable.
6402 ($(ALL_HOST_OBJS)): New target.
6404 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6406 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
6407 (remap_block): Call id->transform_lang_insert_block instead
6409 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
6410 Set id.transform_lang_insert_block to NULL.
6411 (clone_body): Move to cp/optimize.c
6412 * tree-inline.h (struct copy_body_data): Change
6413 transform_lang_insert_block to function pointer.
6414 (copy_generic_body, copy_decl_no_change): Export.
6415 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
6416 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
6417 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
6419 * c-tree.h (insert_block): Kill.
6420 * c-decl.c (insert_block): Kill.
6422 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6424 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6425 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6426 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
6428 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
6429 argument, call {push,pop}_function_context from here.
6430 * c-parser.c: Use c_{push,pop}_function_context.
6432 * function.c (push_function_context_to): Move meat ...
6433 (push_function_context): ... here. Simplify.
6434 * function.c (pop_function_context_from): Move meat ...
6435 (pop_function_context): ... here. Simplify.
6436 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
6438 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6439 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6440 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
6441 * tree.h (push_function_context_to, pop_function_context_from): Remove.
6443 2008-04-03 Ben Elliston <bje@au.ibm.com>
6445 * expmed.c (extract_force_align_mem_bit_field): Remove.
6447 2008-04-03 Richard Guenther <rguenther@suse.de>
6450 * expr.h (try_casesi): Adjust prototype.
6451 * expr.c (try_casesi): Take fallback label as extra parameter.
6452 Use that for gen_casesi if default_label is NULL.
6453 * stmt.c (expand_case): Pass fallback label to try_casesi,
6454 make sure to fill gaps with a fallback label if default_label
6457 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
6460 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
6462 2008-04-03 Ben Elliston <bje@au.ibm.com>
6464 * expmed.c (extract_split_bit_field): Remove if (0) code.
6465 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
6466 (do_ds_constraint): Likewise.
6468 2008-04-02 Joseph Myers <joseph@codesourcery.com>
6470 * doc/cppopts.texi (-dU): Document.
6471 * c-common.h (flag_dump_macros): Update comment.
6472 * c-opts.c (handle_OPT_d): Handle -dU.
6473 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
6474 dump_queued_macros, cb_used_define, cb_used_undef): New.
6475 (init_pp_output): Handle -dU.
6476 (cb_line_change): Call dump_queued_macros.
6477 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
6479 2008-04-02 Anatoly Sokolov <aesok@post.ru>
6481 * config/avr/predicates.md (io_address_operand): New predicate.
6482 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
6483 * config/avr/avr.c (avr_io_address_p): Remove function.
6484 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
6485 'avr_io_address_p' function.
6486 (out_movhi_r_mr): (Ditto.).
6487 (out_movqi_mr_r): (Ditto.).
6488 (out_movhi_mr_r): (Ditto.).
6489 (avr_address_cost): (Ditto.).
6491 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
6493 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
6494 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
6495 in 32bit mode when XMM registers are available to avoid store
6497 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
6498 corresponding post-reload splitters.
6500 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6502 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
6503 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
6504 __builtin_ia32_roundss.
6505 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
6506 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
6507 __builtin_ia32_roundss.
6508 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
6509 IX86_BUILTIN_SHUFPD here.
6511 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6513 * config/i386/i386.md (plogic): New.
6514 (plogicprefix): Likewise.
6516 * config/i386/mmx.md (mmx_<code><mode>3): New.
6517 (mmx_and<mode>3): Removed.
6518 (mmx_ior<mode>3): Likewise.
6519 (mmx_xor<mode>3): Likewise.
6521 * config/i386/sse.md (<code><mode>3): New.
6522 (*<code><mode>3): Likewise.
6523 (*<code><mode>3): Likewise.
6524 (<code><mode>3): Likewise.
6525 (*sse_<code><mode>3): Likewise.
6526 (*sse2_<code><mode>3): Likewise.
6527 (<code>tf3): Likewise.
6528 (*<code>tf3): Likewise.
6529 (and<mode>3): Likewise.
6530 (*and<mode>3): Likewise.
6531 (ior<mode>3): Removed.
6532 (*ior<mode>3): Likewise.
6533 (xor<mode>3): Likewise.
6534 (*xor<mode>3): Likewise.
6535 (*and<mode>3): Likewise.
6536 (*ior<mode>3): Likewise.
6537 (*xor<mode>3): Likewise.
6538 (and<mode>3): Likewise.
6539 (*sse_and<mode>3): Likewise.
6540 (*sse2_and<mode>3): Likewise.
6542 (*andtf3): Likewise.
6543 (ior<mode>3): Likewise.
6544 (*sse_ior<mode>3): Likewise.
6545 (*sse2_ior<mode>3): Likewise.
6547 (*iortf3): Likewise.
6548 (xor<mode>3): Likewise.
6549 (*sse_xor<mode>3): Likewise.
6550 (*sse2_xor<mode>3): Likewise.
6552 (*xortf3): Likewise.
6554 2008-04-02 Richard Guenther <rguenther@suse.de>
6556 PR tree-optimization/14495
6557 PR tree-optimization/34793
6558 * tree-vrp.c (struct switch_update): New structure.
6559 (to_remove_edges, to_update_switch_stmts): New VECs.
6560 (simplify_switch_using_ranges): New function. Remove not taken
6561 case labels and edges.
6562 (simplify_stmt_using_ranges): Call it.
6563 (identify_jump_threads): Mark edges we have queued for removal
6564 so we don't thread them.
6565 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
6567 * tree-cfg.c (group_case_labels): Deal with missing default label.
6568 (tree_verify_flow_info): Allow missing default label.
6569 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
6570 (emit_case_nodes): Likewise.
6571 (expand_case): Do not rely on the default label to be present.
6572 * expr.c (try_casesi): Deal with NULL default_label.
6573 (do_tablejump): Likewise.
6575 2008-04-02 Richard Guenther <rguenther@suse.de>
6577 PR tree-optimization/14495
6578 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
6579 SWITCH_EXPR here ...
6580 (vrp_visit_switch_stmt): ... but here (new function).
6581 (find_case_label_index): New helper function.
6582 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
6584 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6586 * fwprop.c: Fix ISO-C99ism.
6588 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6591 * Makefile.in (objdir): Set it here.
6592 * configure.ac: Not here. Find dynamic linker characteristics.
6593 * exec-tool.in: Use them.
6594 * aclocal.m4: Regenerate.
6595 * configure: Regenerate.
6597 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6599 * expr.c (expand_var): Delete it.
6600 * expr.h (expand_var): Delete prototype.
6601 * function.c (expand_function_start): Use expand_decl instead.
6602 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
6605 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
6607 PR rtl-optimization/35542
6608 * fwprop.c (forward_propagate_and_simplify): Replace
6609 loc_reg_mentioned_in_p with reg_mentioned_p.
6611 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6613 PR rtl-optimization/35281
6614 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
6615 (propagate_rtx_1): Handle PR_HANDLE_MEM.
6616 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
6617 (varying_mem_p): Move above propagate_rtx.
6618 (all_uses_available_at): Do not check MEMs.
6620 2008-04-02 Rafael Espindola <espindola@google.com>
6622 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
6623 (register_edge_assert_for_2): Split the cond argument.
6624 (register_edge_assert_for_1): Adjust for the change in
6625 register_edge_assert_for_2.
6626 (register_edge_assert_for): Split the cond argument.
6627 (find_switch_asserts): Adjust for the change in
6628 register_edge_assert_for.
6630 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
6632 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
6633 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
6634 offsets for 64-bit mingw.
6635 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
6636 abi for x86_64-pc-mingw.
6638 2008-04-02 Richard Guenther <rguenther@suse.de>
6640 * tree-vrp.c (extract_range_from_assert): Make sure to not
6641 produce range min/max with TREE_OVERFOW set.
6642 If merging a anti-range and a range keep the anti-range if
6643 the range covers all values of the type.
6644 (register_edge_assert_for_2): Only allow sign-changing
6645 conversions in detecting canonical range checks. Also
6646 register an assert for the unsigned name if useful.
6648 PR tree-optimization/35787
6649 * tree-vrp.c (vrp_val_max): New function.
6650 (vrp_val_min): Likewise.
6651 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
6652 (vrp_val_is_min): Likewise.
6653 (supports_overflow_infinity): Use vrp_val_{min,max}.
6654 (negative_overflow_infinity): Likewise.
6655 (positive_overflow_infinity): Likewise.
6656 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
6657 (is_positive_overflow_infinity): Likewise.
6658 (is_overflow_infinity): Likewise.
6659 (avoid_overflow_infinity): Use vrp_val_{min,max} and
6660 vrp_val_is_{min,max}.
6661 (set_and_canonicalize_value_range): Canonicalize anti-ranges
6662 to ranges if possible. Avoid empty ranges.
6664 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6667 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
6668 the expression is a function address.
6670 2008-04-01 George Helffrich <george@gcc.gnu.org>
6672 PR fortran/35154, fortran/23057
6673 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
6674 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
6675 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
6676 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
6678 (dbxout_syms): Check for COMMON-based symbol and wrap in
6679 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
6680 in bracket for efficiency.
6682 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
6683 using DW_TAG_common_block + member offset.
6684 (add_pubname_string): New function.
6685 (dw_expand_expr): New function to find block name and offset for
6687 (common_check): New function to check whether symbol in Fortran COMMON.
6688 (gen_variable_die): If COMMON, use DW_TAG_common_block.
6690 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
6693 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
6695 2008-04-02 Ben Elliston <bje@au.ibm.com>
6697 * config/v850/v850.md (casesi): Remove if (0) code.
6698 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6699 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
6701 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
6703 * config/i386/i386.md (rex64suffix): New mode attribute.
6704 (floathi<mode>2): Disable expander for SSE math.
6705 (*floathi<mode>2_1): New insn insn_and_split pattern.
6706 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
6707 corresponding post-reload splitters.
6708 (*floathi<mode>2_i387): New macroized insn pattern.
6709 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
6710 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
6711 insn_and_split pattern.
6712 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
6713 New macroized instruction patterns and corresponding post-reload
6715 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
6716 and corresponding post-reload splitters.
6717 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
6718 New macroized instruction patterns.
6719 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
6720 macroized instruction patterns and corresponding post-reload splitters.
6721 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
6722 corresponding post-reload splitters.
6723 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
6724 New macroized instruction patterns.
6725 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
6726 corresponding post-reload splitters.
6727 (*floatsi<mode>2_i387): New macroized instruction patterns.
6729 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
6731 * config/i386/i386.md (smaxmin): New.
6732 (umaxmin): Likewise.
6733 (maxminiprefix): Likewise.
6734 (maxminfprefix): Likewise.
6735 (<code><mode>3): Likewise.
6736 (smin<mode>3): Removed.
6737 (smax<mode>3): Likewise.
6739 * config/i386/mmx.md (mmx_<code>v2sf3): New.
6740 (mmx_<code>v4hi3): Likewise.
6741 (mmx_<code>v8qi3): Likewise.
6742 (mmx_smaxv2sf3): Removed.
6743 (mmx_sminv2sf3): Likewise.
6744 (mmx_umaxv8qi3): Likewise.
6745 (mmx_smaxv4hi3): Likewise.
6746 (mmx_uminv8qi3): Likewise.
6747 (mmx_sminv4hi3): Likewise.
6749 * config/i386/sse.md (<addsub><mode>3): New.
6750 (*<addsub><mode>3): Likewise.
6751 (<sse>_vm<addsub><mode>3): Likewise.
6752 (<maxmin><mode>3): Likewise.
6753 (*<maxmin><mode>3_finite): Likewise.
6754 (*<maxmin><mode>3): Likewise.
6755 (<sse>_vm<maxmin><mode>3): Likewise.
6756 (sse3_h<addsub>v4sf3): Likewise.
6757 (sse3_h<addsub>v2df3): Likewise.
6758 (<maxmin>v16qi3): Likewise.
6759 (*<maxmin>v16qi3): Likewise.
6760 (<maxmin>v8hi3): Likewise.
6761 (*<maxmin>v8hi3): Likewise.
6762 (*sse4_1_<maxmin><mode>3): Likewise.
6763 (*sse4_1_<maxmin><mode>3): Likewise.
6764 (add<mode>3): Removed.
6765 (*add<mode>3): Likewise.
6766 (<sse>_vmadd<mode>3): Likewise.
6767 (sub<mode>3): Likewise.
6768 (*sub<mode>3): Likewise.
6769 (<sse>_vmsub<mode>3): Likewise.
6770 (smin<mode>3): Likewise.
6771 (*smin<mode>3_finite): Likewise.
6772 (*smin<mode>3): Likewise.
6773 (<sse>_vmsmin<mode>3): Likewise.
6774 (smax<mode>3): Likewise.
6775 (*smax<mode>3_finite): Likewise.
6776 (*smax<mode>3): Likewise.
6777 (<sse>_vmsmax<mode>3): Likewise.
6778 (sse3_haddv4sf3): Likewise.
6779 (sse3_haddv2df3): Likewise.
6780 (sse3_hsubv4sf3): Likewise.
6781 (sse3_hsubv2df3): Likewise.
6782 (umaxv16qi3): Likewise.
6783 (*umaxv16qi3): Likewise.
6784 (smaxv8hi3): Likewise.
6785 (*smaxv8hi3): Likewise.
6786 (*sse4_1_smax<mode>3): Likewise.
6787 (*sse4_1_umax<mode>3): Likewise.
6788 (uminv16qi3): Likewise.
6789 (*uminv16qi3): Likewise.
6790 (sminv8hi3): Likewise.
6791 (*sminv8hi3): Likewise.
6792 (*sse4_1_smin<mode>3): Likewise.
6793 (*sse4_1_umin<mode>3): Likewise.
6795 2008-04-01 Rafael Espindola <espindola@google.com>
6797 * tree-cfg.c (verify_expr): remove in_phi.
6798 (verify_stmt): Don't call walk_tree with verify_expr. Use
6799 is_gimple_min_invariant instead of is_gimple_val.
6801 2008-04-01 Joseph Myers <joseph@codesourcery.com>
6803 * doc/include/gpl_v3.texi: Update for manpage generation.
6804 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
6806 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
6807 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
6808 gpl_v3.texi instead of gpl.texi.
6811 2008-04-01 Jakub Jelinek <jakub@redhat.com>
6814 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
6816 2008-04-01 Rafael Espindola <espindola@google.com>
6818 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
6819 (extract_code_and_val_from_cond): Use
6820 extract_code_and_val_from_cond_with_ops.
6822 2008-04-01 Jan Hubicka <jh@suse.cz>
6824 * function.c (free_after_compilation): Free epilogue_delay_list.
6825 (prepare_function_start): Assert that previous compilation was freed.
6827 2008-04-01 Jan Hubicka <jh@suse.cz>
6828 Jim Wilson <wilson@tuliptree.org>
6829 Andreas Tobler <andreast@gcc.gnu.org>
6832 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
6833 rtl.emit instead cfun->emit.
6834 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
6835 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
6837 2008-04-01 Ben Elliston <bje@au.ibm.com>
6839 * doc/c-tree.texi (Function Basics): Fix grammatical error.
6841 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
6843 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
6845 (fprofile-use): Add var flag_profile_use
6846 * coverage.c (coverage_begin_output): Do not open a gcno file for
6847 output only if -ftest-coverage is set.
6848 Do not add getpwd() to gcda file path.
6849 (build_gcov_info): Check the new flag
6850 flag_profile_datafile_relative_path.
6851 (coverage_init): Use profile_data_prefix.
6852 Read profile counter only if flag_profile_use is set.
6853 * opts.c (common_handle_option): New option fprofile-use=,
6854 fprofile-dir=, fprofile-generate=.
6855 * toplev.c (profile_data_prefix): New variable definition.
6856 * toplev.h (profile_data_prefix): New declaration.
6857 * doc/invoke.tex (Option Summary, Optimization Options):
6860 2008-03-31 James E. Wilson <wilson@tuliptree.org>
6862 * varasm.c (output_constant_pool_1): In LABEL_REF check,
6863 use tmp consistently.
6866 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
6867 * config/ia64/ia64.c (rtx_needs_barrier): Handle
6868 UNSPEC_FR_RECIP_APPROX_RES.
6869 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
6871 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
6874 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
6876 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6879 * fold-const.c (fold_indirect_ref_1): Support accessing non first
6880 element of the vector via a pointer.
6882 2008-03-31 Ian Lance Taylor <iant@google.com>
6884 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
6886 2008-03-31 Jan Hubicka <jh@suse.cz>
6888 * builtins.c (expand_builtin_setjmp_receiver): Update call of
6889 get_arg_pointer_save_area.
6890 * expr.c (init_expr): Just clear out rtl.expr.
6891 * function.c (free_after_compilation): Clear out whole RTL structure.
6892 (get_func_frame_size): Merge into ...
6893 (get_frame_size): ... this one.
6894 (assign_stack_local_1): Merge into ...
6895 (assign_stack_local): ... this one.
6896 (expand_function_end): Update call of get_arg_pointer_save_area.
6897 (get_art_pointer_save_area): Remove cfun argument.
6898 * function.h (emit_status): regno_pointer_align does not need length
6899 attribute. Move x_regno_reg_rtx to ...
6900 (regno_reg_rtx): ... new global array.
6901 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
6902 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
6903 apply_args_value, forced_labels, stack_pointer_delta):
6905 (struct varasm_status): Move here from varasm.c
6906 (struct rtl_data): New. Move here some fields from struct function.
6907 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
6908 frame_offset, stack_check_probe_note, arg_pointer_save_area,
6909 used_temp_slots avail_temp_slots, temp_slot_level,
6910 nonlocal_goto_handler_labels): Update accesstors.
6911 (rtl): New global variable.
6912 (struct function): Move some fileds to rtl_data.
6913 (get_arg_pointer_save_area): Update prototype.
6914 * emit-rtl.c (rtl): Declare.
6915 (regno_reg_rtx): Declare.
6916 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
6918 (gen_reg_rtx): Update.
6919 (init_virtual_regs): Do not tate emit_status argument.
6920 (init_emit): Do not allocate emit.
6921 * varasm.c (varasm_statuc): Move to function.h.
6922 (n_deferred_constatns): Update accestor.
6923 (init_varasm_status): Do not allocate varasm_status.
6924 (force_const_mem, get_pool_size, output_constant_pool): Update.
6925 * stmt.c (force_label_rtx): Do not use x_ prefixes.
6926 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
6928 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
6930 PR rtl-optimization/35729
6931 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
6934 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
6937 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
6938 load/store if memory is unaligned.
6939 (*movti_rex64): Likewise.
6941 * config/i386/predicates.md (misaligned_operand): New.
6943 2008-03-31 Andrew Pinski <pinskia@gmail.com>
6946 * tree-ssa-phiopt.c (conditional_replacement): Return early for
6949 2008-03-31 Jan Beulich <jbeulich@novell.com>
6951 * config/ia64/constraints.md: Add 'j' constraint.
6952 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
6953 (movdi_internal): Likewise.
6955 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
6958 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
6960 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
6963 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
6964 proper error message for the third argument on blendpd and
6967 * config/i386/sse.md (blendbits): New.
6968 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
6970 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
6972 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
6974 2008-03-30 Richard Guenther <rguenther@suse.de>
6977 * fold-const.c (fold_sign_changed_comparison): Do leave
6978 conversions to base-types alone.
6980 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6982 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
6983 the link register if one altivec register is be saved.
6985 2008-03-30 Ben Elliston <bje@au.ibm.com>
6987 * final.c (final_scan_insn): Remove if (0) code.
6989 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
6991 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
6993 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
6995 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
6996 of V4SFmode to ix86_binary_operator_ok.
6998 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
7000 * config/i386/i386.c (override_options): Initialize
7001 ix86_veclib_handler to ix86_veclibabi_svml when
7002 -mveclibabi=svml is used.
7003 (ix86_veclibabi_svml): New function for SVML ABI style
7004 vectorization support.
7005 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
7007 2008-03-28 Rafael Espindola <espindola@google.com>
7009 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
7010 (tree_binary_nonnegative_warnv_p): Make it public.
7011 (tree_single_nonnegative_warnv_p): Make it public.
7012 (tree_invalid_nonnegative_warnv_p): Make it public.
7013 (tree_unary_nonzero_warnv_p): Make it public.
7014 (tree_binary_nonzero_warnv_p): Make it public
7015 (tree_single_nonzero_warnv_p): Make it public.
7016 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
7017 (extract_range_from_binary_expr): Split the expr argument.
7018 (extract_range_from_unary_expr): Split the expr argument.
7019 (extract_range_from_comparison): Split the expr argument.
7020 (extract_range_from_expr): Use the new aux functions.
7021 (vrp_evaluate_conditional_warnv): Use
7022 vrp_evaluate_conditional_warnv_with_ops.
7023 * tree.h (tree_unary_nonzero_warnv_p): Declare.
7024 (tree_binary_nonzero_warnv_p): Declare.
7025 (tree_single_nonzero_warnv_p): Declare.
7026 (tree_expr_nonzero_warnv_p): Declare.
7027 (tree_unary_nonnegative_warnv_p): Declare.
7028 (tree_binary_nonnegative_warnv_p): Declare.
7029 (tree_single_nonnegative_warnv_p): Declare.
7030 (tree_invalid_nonnegative_warnv_p): Declare.
7032 2008-03-28 Richard Guenther <rguenther@suse.de>
7034 PR tree-optimization/30317
7035 PR tree-optimization/30911
7036 PR tree-optimization/34793
7037 * tree-vrp.c (set_and_canonicalize_value_range): New function.
7038 (struct assert_locus_d): New member EXPR.
7039 (register_new_assert_for): Add EXPR parameter to support
7040 ASSERT_EXPR <name, expr OP limit>.
7041 (register_edge_assert_for_1): Adjust callers.
7042 (find_assert_locations): Likewise.
7043 (process_assert_insertions_for): Build condition from expression.
7044 (extract_range_from_assert): Handle ASSERT_EXPRs
7045 of the form ASSERT_EXPR <name, expr OP limit>.
7046 (register_edge_assert_for_2): New helper registering
7047 asserts for comparisons. Recognize range tests of the form
7048 (unsigned)i - CST1 OP CST2.
7049 (register_edge_assert_for_1): Use it.
7050 (register_edge_assert_for): Likewise.
7051 (needs_overflow_infinity): Integer sub-types
7052 do not need overflow infinities.
7053 (vrp_val_is_max): The extreme values of integer sub-types
7054 are those of the base type.
7055 (vrp_val_is_min): Likewise.
7056 * tree.def (ASSERT_EXPR): Document extra allowed conditional
7059 2008-03-28 Nick Clifton <nickc@redhat.com>
7062 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
7063 Return GENERAL_REGS for stack adjustment reloads.
7065 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7068 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
7069 const_vector when all the vectors are constant.
7071 2008-03-27 Bob Wilson <bob.wilson@acm.org>
7073 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
7075 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
7076 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
7078 (s<code>_sf): Use new scc_sf attribute for opcode names.
7080 2008-03-27 Tom Tromey <tromey@redhat.com>
7082 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
7083 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
7084 config/spu/t-spu-elf, config/i386/t-interix,
7085 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
7086 config/i386/x-darwin, config/i386/x-mingw32,
7087 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
7088 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
7089 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
7090 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
7091 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
7092 config/rs6000/x-darwin, config/rs6000/t-rs6000,
7093 config/score/t-score-elf, config/arm/t-strongarm-pe,
7094 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
7095 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
7096 Revert automatic dependency patch.
7098 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
7101 * config/i386/i386.c (ix86_function_arg_boundary): Align
7102 decimal floating point to its natural boundary.
7104 2008-03-27 Richard Guenther <rguenther@suse.de>
7107 * fold-const.c (fold_comparison): Restrict distinct decl
7108 comparison folding to VAR_DECLs and PARM_DECLs. Do not
7109 solely rely on operand_equal_p.
7111 2008-03-27 Richard Guenther <rguenther@suse.de>
7114 * c-common.c (handle_weak_attribute): Reject combination of
7117 2008-03-27 Richard Guenther <rguenther@suse.de>
7119 PR tree-optimization/32810
7120 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
7121 conversions from DECL_INITIAL.
7122 (fold_const_aggregate_ref): Likewise from constructor elements.
7124 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
7126 * tree-affine.h (aff_combination_expand): Declare.
7127 (get_inner_reference_aff): Likewise.
7128 * tree-affine.c (aff_combination_expand): Split out from
7129 tree_to_aff_combination_expand.
7130 (get_inner_reference_aff): New function.
7131 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
7132 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
7133 (struct lim_aux_data): sm_done field removed.
7134 (mem_ref_loc_p, mem_ref_locs_p): New types.
7135 (struct mem_ref): Added id, stored, accesses_in_loop,
7136 indep_loop, dep_loop, indep_ref, dep_ref fields.
7137 Removed is_stored, locs and next fields.
7138 (memory_accesses): New variable.
7139 (movement_possibility): Do not allow moving statements
7140 that store to memory.
7141 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
7143 (determine_max_movement): For statements with memory references,
7144 find the outermost loop in that the reference is independent.
7145 (move_computations_stmt): Mark the virtual operands for renaming.
7146 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
7147 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
7148 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
7149 add_vop_ref_mapping, create_vop_ref_mapping_loop,
7150 create_vop_ref_mapping, analyze_memory_references,
7151 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
7152 get_all_locs_in_loop, ref_always_accessed_p,
7153 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
7154 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
7155 store_motion_loop, store_motion): New functions.
7156 (struct vop_to_refs_elt): New type.
7157 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
7158 memref_hash, memref_eq, hoist_memory_references): Rewritten.
7159 (schedule_sm): Replaced by...
7160 (execute_sm): ... this.
7161 (determine_lsm_ref, hoist_memory_references,
7162 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
7163 find_more_ref_vops, free_mem_ref, free_mem_refs,
7164 determine_lsm_loop, determine_lsm): Removed.
7165 (tree_ssa_lim_finalize): Free data structures used by store motion.
7166 (tree_ssa_lim): Call analyze_memory_references. Use
7167 store_motion instead of determine_lsm.
7169 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
7171 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
7172 rename tmake_file to m68hc11/t-m68hc11.
7173 (mcore): Set inhibit_libc to true.
7174 * config.host (alpha*-dec-*vms*): Set extra_programs.
7175 (interix3*): Don't use host_xmake_file.
7176 * configure.ac: Let config.gcc override inhibit_libc.
7177 * configure: Regenerate.
7179 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
7180 * config/t-openbsd-thread: Remove commented out lines.
7182 * config/x-interix: Remove.
7184 * config/m68hc11/t-m68hc11-gas: Rename to...
7185 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
7187 * config/mcore/t-mcore: Remove T_CFLAGS.
7188 * config/mcore/t-mcore-pe: Likewise.
7190 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
7192 * configure.ac: Replace custom __GNU_SOURCE test with
7193 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
7194 * aclocal.m4: Regenerate.
7195 * configure: Regenerate.
7196 * config.in: Regenerate.
7198 2008-03-27 Richard Guenther <rguenther@suse.de>
7200 * fold-const.c (target.h): Include.
7201 (fold_comparison): Fold comparison of addresses of decls
7202 that bind locally or of constants. Consolidate address folding code.
7203 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
7204 results from fold_binary_to_constant.
7205 (compare_values_warnv): Likewise.
7207 2008-03-27 Andrew Pinski <pinskia@gmail.com>
7210 * fold-const.c (fold_truthop): Check for integeral types when folding
7211 a == 0 && b == 0 and a != 0 || b != 0 .
7213 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
7215 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
7217 2008-03-26 Andreas Schwab <schwab@suse.de>
7219 * doc/invoke.texi: Fix use of @item vs. @itemx.
7221 2008-03-26 Tom Tromey <tromey@redhat.com>
7223 * Makefile.in (build/gensupport.o, build/print-rtl.o,
7224 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
7225 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
7226 build/gencodes.o, build/genconditions.o, build/genconfig.o,
7227 build/genconstants.o, build/genemit.o, build/genextract.o,
7228 build/genflags.o, build/genmddeps.o, build/genopinit.o,
7229 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
7232 2008-03-26 Richard Guenther <rguenther@suse.de>
7235 2008-03-26 Richard Guenther <rguenther@suse.de>
7237 * fold-const.c (target.h): Include.
7238 (fold_comparison): Fold comparison of addresses of two decls
7239 that bind locally. Consolidate address folding code.
7241 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7243 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
7244 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
7245 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
7246 dconstsqrt2, dconstthird, dconste and/or dconst10.
7247 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
7248 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
7249 dconstsqrt2, dconste): Delete.
7250 (init_emit_once): Likewise. Simplify initializing dconstm1.
7252 * real.c (get_real_const): New.
7253 * real.h (dconst3, dconst10, dconstm2, dconstthird,
7254 dconstsqrt2, dconste): Delete.
7255 (real_value_const, get_real_const): New.
7257 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
7259 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
7261 * config/i386/i386.c (ix86_function_arg_boundary): Check
7262 BIGGEST_ALIGNMENT instead of 128.
7263 (setup_incoming_varargs_64): Likewise.
7265 2008-03-26 Tom Tromey <tromey@redhat.com>
7267 * Makefile.in (DEPFILES): Add missing '/'.
7269 2008-03-26 Richard Guenther <rguenther@suse.de>
7271 * fold-const.c (target.h): Include.
7272 (fold_comparison): Fold comparison of addresses of two decls
7273 that bind locally. Consolidate address folding code.
7275 2008-03-26 Nick Clifton <nickc@redhat.com>
7278 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
7279 not allow INT+INT as a legitimate addressing mode.
7281 2008-03-26 Richard Guenther <rguenther@suse.de>
7283 * tree-flow.h (widen_bitfield): Remove declaration.
7284 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
7285 (widen_bitfield): Remove function.
7286 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
7289 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7292 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
7295 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
7297 PR rtl-optimization/35232
7298 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
7299 (forget_old_reloads_1, forget_marked_reloads): Don't clear
7300 reg_reloaded_call_part_clobbered here.
7301 (reload_regs_reach_end_p): New function.
7302 (reload_reg_rtx_for_input): New variable.
7303 (reload_reg_rtx_for_output): Likewise.
7304 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
7305 when reassigning a pseudo register. Load reloadreg from
7306 reload_reg_rtx_for_input, moving the mode and register
7308 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
7309 instead of the original when deciding whether an input reload
7310 would be a no-op or whether an output reload can be deleted.
7311 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
7312 when setting up new_spill_reg_store. Load it from
7313 reload_reg_rtx_for_output, moving the mode and register
7315 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
7316 instead of the original when deciding whether an output reload
7317 would be a no-op. Do the same when modifying insn notes.
7318 Use rtx_equal_p instead of == to compare the registers.
7319 (inherit_piecemeal_p): Take a mode and two register numbers
7321 (emit_reload_insns): Clear new_spill_reg_store for every hard
7322 register in the reload register. Remove spill registers
7323 from reg_reloaded_valid before considering whether to record
7324 inheritance information for them. Use reload_reg_rtx_for_output
7325 instead of reg_rtx when recording output reloads. Use
7326 reload_reg_rtx_for_input instead of reg_rtx when recording
7327 input reloads. Set or clear reg_reloaded_call_part_clobbered
7328 at the same time as setting reg_reloaded_valid.
7329 (delete_output_reload): Add a new_reload_reg parameter and use it
7330 instead of rld[j].reg_rtx.
7331 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
7334 2008-03-25 Tom Tromey <tromey@redhat.com>
7336 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
7337 (build/genattr.o): Likewise.
7338 (build/genattrtab.o): Likewise.
7339 (build/gencodes.o): Likewise.
7340 (build/genconfig.o): Likewise.
7341 (build/genconstants.o): Likewise.
7342 (build/genemit.o): Likewise.
7343 (build/genextract.o): Likewise.
7344 (build/genflags.o): Likewise.
7346 2008-03-25 Bob Wilson <bob.wilson@acm.org>
7348 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
7349 instead of size_int for integer types.
7350 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
7351 to match type of MINUS_EXPR.
7353 2008-03-25 Tom Tromey <tromey@redhat.com>
7355 * configure: Rebuilt.
7356 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
7359 2008-03-25 Tom Tromey <tromey@redhat.com>
7361 * config/x-solaris (host-solaris.o): Update.
7362 * config/x-linux (host-linux.o): Update.
7363 * config/x-hpux (host-hpux.o): Update.
7364 * config/x-darwin (host-darwin.o): Update.
7365 * config/v850/t-v850e (v850-c.o): Update.
7366 * config/v850/t-v850 (v850-c.o): Update.
7367 * config/t-vxworks (vxworks.o): Update.
7368 * config/t-sol2 (sol2-c.o, sol2.o): Update.
7369 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
7370 * config/spu/t-spu-elf (spu-c.o): Update.
7372 * config/sh/t-symbian (sh-c.o): Update.
7373 (symbian.o): Update.
7374 * config/sh/t-sh (sh-c.o): Update.
7375 * config/score/t-score-elf (score7.o, score3.o): Update.
7376 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
7377 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
7378 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
7379 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
7381 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
7382 * config/m32c/t-m32c (m32c-pragma.o): Update.
7383 * config/ia64/t-ia64 (ia64-c.o): Update.
7384 * config/i386/x-mingw32 (host-mingw32.o): Update.
7385 * config/i386/x-i386 (driver-i386.o): Update.
7386 * config/i386/x-darwin (host-i386-darwin.o): Update.
7387 * config/i386/x-cygwin (host-cygwin.o): Update.
7388 * config/i386/t-nwld (nwld.o): Update.
7389 * config/i386/t-netware (netware.o): Update.
7390 * config/i386/t-interix (winnt.o): Update.
7391 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
7392 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
7393 msformat-c.o): Update.
7394 * config/bfin/t-bfin-linux (generated_files): Add
7395 linux-sysroot-suffix.h.
7396 * config/arm/t-wince-pe (pe.o): Update.
7397 * config/arm/t-strongarm-pe (pe.o): Update.
7398 * config/arm/t-pe (pe.o): Update.
7399 * config/arm/t-arm (arm-c.o): Update.
7400 * doc/install.texi (Prerequisites): Require make 3.80.
7401 * Makefile.in: Remove .o targets.
7402 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
7403 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
7404 (simple_generated_h, simple_generated_c): Move earlier.
7405 (generated_files): New variable.
7406 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
7407 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
7408 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
7409 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
7410 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
7411 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
7412 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
7413 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
7414 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
7415 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
7416 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
7417 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
7419 (COMPILE.base, COMPILE): New variables.
7420 (%.o): New pattern rule.
7421 (ALL_HOST_OBJS): New variable.
7422 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
7423 (dummy-checksum.o, cc1-checksum.o): Remove.
7424 (DRIVER_SHLIB): New variable.
7425 (DRIVER_DEFINES): Use it.
7426 (gencondmd.c): Move out of build/.
7427 (s-conditions): Update.
7428 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
7429 (ALL_BUILD_OBJS): Likewise.
7430 (build/%.o): Use BUILDCOMPILE.
7431 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
7432 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
7433 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
7434 build/gencheck.o, build/gencodes.o, build/genconditions.o,
7435 build/genconfig.o, build/genconstants.o, build/genemit.o,
7436 build/genextract.o, build/genflags.o, build/genmddeps.o,
7437 build/genopinit.o, build/genoutput.o, build/genpeep.o,
7438 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
7439 build/gen-protos.o, build/scan.o, build/fix-header.o,
7440 build/scan-decls.o): Simplify.
7441 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
7442 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
7443 prefix.o, toplev.o): Reduce to variable setting.
7444 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
7445 ($(out_object_file), gcc-options.o): New targets.
7446 ($(ALL_HOST_OBJS)): New target. Include dependency files.
7447 * configure: Rebuilt.
7448 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
7449 * doc/sourcebuild.texi (Front End Directory): Document new variable.
7451 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
7453 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
7454 complain when we hit an error, return ERROR_MARK_NODE.
7456 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7458 * config/sh/constraints.md (Pso, Psz): New constraints.
7459 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
7460 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
7462 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7464 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
7465 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
7467 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7469 * config/sh/sh.md (prefetch): Add condition for SH2A target.
7470 (prefetch_sh2a): New.
7472 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7473 Naveen.H.S <naveen.hs@kpitcummins.com>
7475 * config/sh/constraints.md (I28): New constraint.
7476 * config/sh/sh.c (broken_move): Add support for movi20s.
7477 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
7479 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
7480 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7481 Naveen.H.S <naveen.hs@kpitcummins.com>
7483 * config/sh/sh.c (SH_ATTRIBUTES): Define.
7484 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
7485 (print_operand): Handle resbank in %@ operand code.
7486 (sh_encode_section_info): New.
7487 (push_regs): Add conditions for resbank.
7488 (sh_expand_epilogue): Likewise.
7489 (sh_insert_attributes): Likewise.
7490 (sh_attribute_table): Likewise.
7491 (sh_handle_resbank_handler_attribute): New.
7492 (sh2a_handle_function_vector_handler_attribute): New.
7493 (sh2a_is_function_vector_call): New.
7494 (sh2a_get_function_vector_number): New.
7495 (sh2a_function_vector_p): New.
7496 (sh_cfun_resbank_handler_p): New.
7497 * config/sh/sh.md (calli): Emit jsr/n if possible.
7498 (calli_tbr_rel): New.
7499 (calli_pcrel): Emit jsr/n if possible.
7500 (return_i): Emit rts/n if possible.
7501 (call_valuei_tbr_rel): New.
7502 (call_valuei_pcrel): Add condition for SH2A target.
7503 (call_value): Likewise.
7504 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
7505 (sh2a_get_function_vector_number): Likewise.
7506 (sh2a_is_function_vector_call): Likewise.
7507 * doc/extend.texi: Document TBR relative addressing of SH2A.
7508 (resbank): Add description for SH2A.
7510 2008-03-24 Richard Guenther <rguenther@suse.de>
7513 * gimplify.c (gimplify_modify_expr): For frontend type-correct
7514 pointer assignments change conversions according to middle-end rules.
7515 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
7516 * configure.ac: Include type checking in yes.
7517 * configure: Regenerate.
7519 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7521 * diagnostic.c (diagnostic_count_diagnostic): Delete.
7522 (diagnostic_report_diagnostic): Update. Handle ICEs here.
7524 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
7526 * gthr-vxworks.h (UNUSED): Define.
7528 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
7530 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
7532 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
7534 * doc/extend.texi (Function Attributes): Add missing comma in the
7535 example of the "alloc_size" attribute.
7537 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
7540 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7542 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7545 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7548 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7549 of the underlying type of a MS bitfield layout to the natural
7550 alignment of the type.
7552 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7554 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7555 to their natural alignment to avoid store forwarding stalls.
7557 2008-03-22 Richard Guenther <rguenther@suse.de>
7559 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
7560 For PHI nodes verify the address is invariant.
7561 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
7562 (get_symbol_constant_value): Use is_gimple_min_invariant.
7563 (maybe_fold_stmt_indirect): Likewise.
7565 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
7567 PR rtl-optimization/33927
7568 * Makefile.in (dse.o): Depend on $(TM_P_H).
7569 * expr.h (extract_low_bits): Declare.
7570 * expmed.c (extract_low_bits): New function.
7571 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
7572 * dse.c: Include tm_p.h.
7573 (find_shift_sequence): Remove the read_reg argument and return the
7574 read value. Emit the instructions instead of returning them.
7575 Iterate on new_mode rather than calculating it each time.
7576 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
7577 source to NEW_MODE and extract_low_bits to convert the shifted
7579 (replace_read): Allow the load and store to have different mode
7580 classes. Use extract_low_bits when SHIFT == 0. Create the shift
7581 or extraction instructions before trying the replacement. Update
7582 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
7584 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7586 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7587 to their natural alignment to avoid store forwarding stalls.
7589 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7592 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
7593 encouraging but not allowing gprs for input;
7594 change the input constraint to !f#r.
7595 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
7597 change the output constraint to !f#r.
7599 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
7602 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
7603 corresponding post-reload splitters.
7604 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
7605 when x87 FP math is selected.
7606 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
7607 New function prototype.
7608 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
7609 unreachable function to ease macroization of insn patterns.
7611 2008-03-21 Martin Jambor <mjambor@suse.cz>
7613 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
7614 reference dumps if ddr is NULL or dependence is unknown.
7616 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
7618 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
7619 unsigned extension into account.
7620 (ATOMIC_COMPARE_AND_SWAP): Likewise.
7621 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
7622 Do computations on a scratch register.
7624 2008-03-21 Richard Guenther <rguenther@suse.de>
7626 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7627 Use is_gimple_min_invariant instead of TREE_INVARIANT.
7628 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
7629 * tree-ssa-dom.c (record_equality): Likewise.
7630 * tree-inline.c (copy_body_r): Likewise.
7631 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
7634 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
7636 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
7637 as 'delete_unused' argument.
7639 2008-03-20 Richard Guenther <rguenther@suse.de>
7641 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
7642 special casing of constant qualifiers.
7643 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
7644 care about them in general.
7645 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
7646 regardless of their type.
7647 (fold_stmt_r): Forcefully fold *& if we end up with that.
7649 2008-03-20 Paul Brook <paul@codesourcery.com>
7651 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
7652 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
7654 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
7656 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
7657 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
7659 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
7661 * common.opt (Wmudflap): New option.
7662 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
7663 (mx_register_decls): Likewise.
7664 (mudflap_finish_file): Likewise.
7665 * doc/invoke.texi: Document -Wno-mudflap.
7667 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
7669 * c-format.c (replace_format_name_to_system_name): New.
7671 (convert_format_name_to_system_name): New.
7672 (decode_format_attr): Add use of convert_format_name_to_system_name.
7673 (format_types_orig): Add gnu_ prefix to names.
7674 (check_format_info_main): Special treating of \0 escaped names for
7675 supporting multi-character format specifiers as I32, I64.
7676 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
7677 (gnu_target_overrides_format_attributes): New.
7678 * c-format.h: Add structure target_ovr_attr to hold
7679 system specific formatter names.
7680 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
7681 msformat-c.o file to c_target_objs and cxx_target_objs.
7682 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7683 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
7684 (TARGET_N_FORMAT_TYPES): New.
7685 * config/i386/msformat-c.c: New.
7686 * config/i386/t-cygming: Add build rule for msformat-c.o.
7687 * doc/extend.texi: Add new format names gnu_* and ms_* and
7689 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7691 2008-03-20 Ira Rosen <irar@il.ibm.com>
7693 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
7694 optimizations turned on under -O3.
7695 (ftree-vectorize): Add that the flag is turned on with -O3.
7697 2008-03-20 Ben Elliston <bje@au.ibm.com>
7699 * regmove.c (try_auto_increment): Fix spelling error in comment.
7700 * final.c (final_scan_insn): Likewise.
7702 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
7705 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
7706 allocator preferences for "y" and "r" class registers.
7707 ("*mov<mode>_internal"): Ditto.
7708 ("*movv2sf_internal_rex64"): Ditto.
7709 ("*movv2sf_internal"): Ditto.
7711 2008-03-19 Michael Matz <matz@suse.de>
7714 * calls.c (expand_call): Check overlap of arguments with call
7715 address for sibcalls.
7717 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7720 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7721 of the underlying type of a MS bitfield layout to the natural
7722 alignment of the type.
7724 2008-03-19 Jan Hubicka <jh@suse.cz>
7727 * toplev.c (decode_d_option): Handle all CPP flags.
7728 * tree-vrp.c: Update tree_pass descriptors.
7729 * regrename.c: Update tree_pass descriptors.
7730 * fwprop.c: Update tree_pass descriptors.
7731 * doc/invoke.texi: Remove documentation of dropped -d? flags.
7732 * tree-into-ssa.c: Update tree_pass descriptors.
7733 * tree-dump.c: Update tree_pass descriptors.
7734 * tree-complex.c: Update tree_pass descriptors.
7735 * tree-dump.h: Update tree_pass descriptors.
7736 * see.c: Update tree_pass descriptors.
7737 * cgraphbuild.c: Update tree_pass descriptors.
7738 * tracer.c: Update tree_pass descriptors.
7739 * tree-loop-distribution.c: Update tree_pass descriptors.
7740 * cgraph.c: Update tree_pass descriptors.
7741 * postreload-gcse.c: Update tree_pass descriptors.
7742 * postreload.c: Update tree_pass descriptors.
7743 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
7744 * tree-tailcall.c: Update tree_pass descriptors.
7745 * tree-pass.h (tree_opt_pass): Rename to ...
7746 (opt_pass) ... this one; add "type" field and remove letter field.
7747 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
7748 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
7749 all_lowering_passes): Update declaration.
7750 * ipa-cp.c: Update tree_pass descriptors.
7751 * final.c: Update tree_pass descriptors.
7752 * omp-low.c: Update tree_pass descriptors.
7753 * tree-ssa-dse.c: Update tree_pass descriptors.
7754 * ipa-reference.c: Update tree_pass descriptors.
7755 * tree-ssa-uncprop.c: Update tree_pass descriptors.
7756 * auto-inc-dec.c: Update tree_pass descriptors.
7757 * reorg.c: Update tree_pass descriptors.
7758 * cgraphunit.c: Update tree_pass descriptors.
7759 * tree-ssa-copyrename.c: Update tree_pass descriptors.
7760 * tree-ssa-ccp.c: Update tree_pass descriptors.
7761 * df-core.c: Update tree_pass descriptors.
7762 * mode-switching.c: Update tree_pass descriptors.
7763 * tree-nomudflap.c: Update tree_pass descriptors.
7764 * modulo-sched.c: Update tree_pass descriptors.
7765 * ipa-pure-const.c: Update tree_pass descriptors.
7766 * cse.c: Update tree_pass descriptors.
7767 * web.c: Update tree_pass descriptors.
7768 * tree-stdarg.c: Update tree_pass descriptors.
7769 * tree-ssa-math-opts.c: Update tree_pass descriptors.
7770 * tree-ssa-dom.c: Update tree_pass descriptors.
7771 * tree-nrv.c: Update tree_pass descriptors.
7772 * tree-ssa-alias.c: Update tree_pass descriptors.
7773 * loop-init.c: Update tree_pass descriptors.
7774 * gimple-low.c: Update tree_pass descriptors.
7775 * ipa-inline.c: Update tree_pass descriptors.
7776 * tree-ssa-sink.c: Update tree_pass descriptors.
7777 * global.c: Update tree_pass descriptors.
7778 * ifcvt.c: Update tree_pass descriptors.
7779 * jump.c: Update tree_pass descriptors.
7780 * predict.c: Update tree_pass descriptors.
7781 * tree-ssa-loop.c: Update tree_pass descriptors.
7782 * recog.c: Update tree_pass descriptors.
7783 * dse.c: Update tree_pass descriptors.
7784 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
7785 * tree-eh.c: Update tree_pass descriptors.
7786 * regmove.c: Update tree_pass descriptors.
7788 * function.c: Update tree_pass descriptors.
7789 * tree-vectorizer.c: Update tree_pass descriptors.
7790 * gcse.c: Update tree_pass descriptors.
7791 * ipa-type-escape.c: Update tree_pass descriptors.
7792 * tree-if-conv.c: Update tree_pass descriptors.
7793 * init-regs.c: Update tree_pass descriptors.
7794 * ipa.c: Update tree_pass descriptors.
7795 * tree-ssa-phiopt.c: Update tree_pass descriptors.
7796 * rtl-factoring.c: Update tree_pass descriptors.
7797 * lower-subreg.c: Update tree_pass descriptors.
7798 * bt-load.c: Update tree_pass descriptors.
7799 * tree-dfa.c: Update tree_pass descriptors.
7800 * except.c: Update tree_pass descriptors.
7801 * emit-rtl.c: Update tree_pass descriptors.
7802 * cfgexpand.c: Update tree_pass descriptors.
7803 * tree-cfgcleanup.c: Update tree_pass descriptors.
7804 * cfgcleanup.c: Update tree_pass descriptors.
7805 * tree-ssa-pre.c: Update tree_pass descriptors.
7806 * tree-sra.c: Update tree_pass descriptors.
7807 * tree-mudflap.c: Update tree_pass descriptors.
7808 * tree-ssa-copy.c: Update tree_pass descriptors.
7809 * cfglayout.c: Update tree_pass descriptors.
7810 * tree-ssa-forwprop.c: Update tree_pass descriptors.
7811 * tree-ssa-dce.c: Update tree_pass descriptors.
7812 * tree-ssa.c: Update tree_pass descriptors.
7813 * regclass.c: Update tree_pass descriptors.
7814 * integrate.c: Update tree_pass descriptors.
7815 * tree-optimize.c: Update tree_pass descriptors.
7816 * tree-ssa-phiprop.c: Update tree_pass descriptors.
7817 * tree-object-size.c: Update tree_pass descriptors.
7818 * combine.c: Update tree_pass descriptors.
7819 * tree-outof-ssa.c: Update tree_pass descriptors.
7820 * bb-reorder.c: Update tree_pass descriptors.
7821 * stack-ptr-mod.c: Update tree_pass descriptors.
7822 * var-tracking.c: Update tree_pass descriptors.
7823 * tree-profile.c: Update tree_pass descriptors.
7824 * tree-vect-generic.c: Update tree_pass descriptors.
7825 * reg-stack.c: Update tree_pass descriptors.
7826 * sched-rgn.c: Update tree_pass descriptors.
7827 * tree-ssa-structalias.c: Update tree_pass descriptors.
7828 * tree-cfg.c: Update tree_pass descriptors.
7829 * passes.c (current_pass): Update declaration.
7830 (finish_optimization_passes): Update.
7831 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
7832 (register_one_dump_file, register_dump_files_1, next_pass_1):
7834 (init_optimization_passes): Update handling of new types.
7835 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
7836 * ipa-struct-reorg.c: Update tree_pass descriptors.
7837 * tree-ssa-reassoc.c: Update tree_pass descriptors.
7838 * combine-stack-adj.c: Update tree_pass descriptors.
7839 * cfgrtl.c: Update tree_pass descriptors.
7840 * dce.c: Update tree_pass descriptors.
7841 * tree-ssanames.c: Update tree_pass descriptors.
7843 2008-03-19 Richard Guenther <rguenther@suse.de>
7846 * tree-ssa.c (walk_data): New structure.
7847 (warn_uninitialized_var): If not always_executed warn with "maybe"
7849 (execute_early_warn_uninitialized): Compute post-dominators.
7850 Initialize always_executed before processing each basic block.
7852 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
7855 * config/i386/i386.c (x86_this_parameter): Calculate correct location
7856 of "this" pointer when "regparm = N" or "fastcall" is in effect.
7858 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7860 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
7862 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
7864 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
7866 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
7867 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
7868 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
7869 target after ignore has been set, and move there also the commputation
7870 of subtarget and original_target.
7871 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
7872 (LANG_HOOKS_INITIALIZER): Remove it.
7873 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
7875 2008-03-18 Richard Guenther <rguenther@suse.de>
7877 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
7878 found an expression with constants, note that in the VN for the lhs.
7879 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
7880 fold them to constants if possible. Run cleanup_cfg if done so.
7881 (execute_pre): Return todo.
7883 (execute_fre): Likewise.
7884 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
7886 (get_prop_source_stmt): Look through pointer conversions.
7888 2008-03-18 Jan Hubicka <jh@suse.cz>
7890 * tree-pretty-print.c: Include predict.h.
7891 (dump_generic_node): Dump predictor.
7892 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
7893 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
7894 * gimple-low.c (lower_stmt): Likewise.
7895 * expr.c (expand_expr_real): Likewise.
7896 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
7898 (build_predict_expr, build_predict_expr): New.
7899 * predict.h (predictor_name, build_predict_expr): Update.
7900 * c-typeck.c (c_finish_bc_stmt): Add prediction.
7901 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
7902 * predict.def (PRED_CONTINUE): Update hitrate.
7903 * tree.def (PREDICT_EXPR): Define.
7904 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
7905 do not handle BIND_EXPR.
7906 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
7907 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
7908 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
7911 2008-03-18 Michael Matz <matz@suse.de>
7913 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
7915 2008-03-18 Richard Guenther <rguenther@suse.de>
7917 * tree-gimple.h (is_gimple_invariant_address): Declare.
7918 (is_gimple_constant): Likewise.
7919 * tree-gimple.c (is_gimple_constant): New function.
7920 (is_gimple_invariant_address): Likewise.
7921 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
7922 and is_gimple_invariant_address.
7923 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
7925 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
7926 an addressable base.
7928 2008-03-18 Jakub Jelinek <jakub@redhat.com>
7931 * gimplify.c (gimplify_expr): Gimplify second operand of
7934 2008-03-17 Richard Guenther <rguenther@suse.de>
7936 PR tree-optimization/19637
7937 * fold-const.c (fold_unary): Remove restrictions of removing
7938 intermediate pointer-conversions (P2)(P1)P0.
7939 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
7940 conversion to void pointer.
7941 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
7943 2008-03-16 James E. Wilson <wilson@tuliptree.org>
7946 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
7947 emulated thread local variables.
7949 2008-03-16 Richard Guenther <rguenther@suse.de>
7952 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
7953 expand TREE_INVARIANT operations that are not gimple invariant.
7955 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
7957 * doc/extend.texi (Alignment): Say that the ABI controls
7958 the __alignof__ for non-strict-alignment targets rather
7959 than being a recommendation.
7961 2008-03-15 Paul Brook <paul@codesourcery.com>
7963 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
7965 (arm_output_fn_unwind): Mark functions that can not be unwound.
7967 2008-03-15 Paul Brook <paul@codesourcery.com>
7969 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
7970 extension instructions.
7972 2008-03-15 Richard Guenther <rguenther@suse.de>
7974 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
7975 and fold constant aggregate refs.
7976 (fold_const_aggregate_ref): Handle string constants
7977 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
7978 (evaluate_stmt): Simplify now that ccp_fold folds constant
7981 2008-03-15 Paul Brook <paul@codesourcery.com>
7983 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
7984 (extzv): Use gen_extzv_t2.
7985 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
7987 2008-03-15 Richard Guenther <rguenther@suse.de>
7989 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
7990 (fold_const_aggregate_ref): Likewise.
7991 (get_value): Return NULL if we don't have any values.
7992 (ccp_finalize): Set const_val to NULL after freeing it.
7993 * tree-flow.h (get_symbol_constant_value): Declare.
7994 (fold_const_aggregate_ref): Likewise.
7995 * tree-ssa-sccvn.c (try_to_simplify): Use them.
7997 2008-03-15 Richard Guenther <rguenther@suse.de>
8000 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
8001 to not produce negative array indices if not allowed. Add
8002 parameter to indicate that.
8003 (maybe_fold_offset_to_component_ref): Allow negative array
8004 indices only for the first member of a structure.
8005 (maybe_fold_offset_to_reference): Allow negative array indices.
8006 (maybe_fold_stmt_addition): Likewise.
8008 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
8009 Anatoly Sokolov <aesok@post.ru>
8011 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
8012 (avr_arch): Add ARCH_AVR6.
8013 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
8014 (initial_elimination_offset): Initialize and use 'avr_pc_size'
8015 instead of fixed value 2.
8016 (print_operand_address): Use gs() asm specifier instead of pm().
8017 (avr_assemble_integer): (Ditto.).
8018 (avr_output_addr_vec_elt): (Ditto.).
8019 (print_operand): Handle "!" code.
8020 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
8021 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
8022 (AVR_HAVE_EIJMP_EICALL): Define.
8023 (AVR_3_BYTE_PC): Redefine.
8024 (AVR_2_BYTE_PC): (Ditto.).
8025 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
8026 (LINK_SPEC): Add atmega2560 and atmega2561.
8027 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
8029 * config/avr/avr.md (call_insn): Use eicall instead of icall
8030 for 3 byte PC devices.
8031 (call_value_insn): (Ditto.).
8032 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
8033 (indirect_jump): Use only for for 2 byte PC devices.
8034 (*tablejump): (Ditto.).
8035 (*indirect_jump_avr6): Add insn.
8036 (*tablejump_rjmp): Don't use for 3 byte PC devices.
8037 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
8038 instead of ijmp for 3 byte PC devices.
8039 (__tablejump2__): (Ditto.).
8040 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
8041 (MULITLIB_DIRNAMES): (Ditto.).
8042 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
8044 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
8046 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
8047 "sse2_umulsidi3". Use V1DI mode for operand 0.
8048 ("mmx_psadbw"): Use V1DI mode for operand 0.
8049 * config/i386/i386-modes.def (V1SI): New vector mode.
8050 * config/i386/i386.c (struct builtin_description)
8051 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
8052 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
8053 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
8054 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
8055 v1di_ftype_v8qi_v8qi type.
8056 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
8058 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
8059 __builtin_ia32_pmuludq]: Fix the mode of return value.
8061 2008-03-15 Richard Guenther <rguenther@suse.de>
8064 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
8067 2008-03-14 Bob Wilson <bob.wilson@acm.org>
8069 * doc/invoke.texi (Option Summary, Xtensa Options): Document
8070 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
8071 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
8072 unless TARGET_SERIALIZE_VOLATILE is enabled.
8073 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
8074 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
8075 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
8077 2008-03-14 Richard Guenther <rguenther@suse.de>
8079 PR tree-optimization/34172
8080 * tree-flow.h (refs_may_alias_p): Declare.
8081 (get_single_def_stmt): Likewise.
8082 (get_single_def_stmt_from_phi): Likewise.
8083 (get_single_def_stmt_with_phi): Likewise.
8084 * tree-dfa.c (refs_may_alias_p): New function.
8085 (get_single_def_stmt): Likewise.
8086 (get_single_def_stmt_from_phi): Likewise.
8087 (get_single_def_stmt_with_phi): Likewise.
8088 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
8089 (vn_reference_lookup_1): New helper function.
8090 (vn_reference_lookup): Walk the virtual use-def chain to
8091 continue searching for a match if the def does not alias the
8092 reference we are looking for.
8094 2008-03-14 David Edelsohn <edelsohn@gnu.org>
8096 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
8097 archive and Perzl. Update The Written Word listing.
8099 2008-03-14 Richard Guenther <rguenther@suse.de>
8101 PR tree-optimization/34043
8102 PR tree-optimization/33989
8103 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
8105 (bitmap_find_leader): Use extra argument to verify dominance
8106 relationship inside a basic-block.
8107 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
8108 (find_leader_in_sets): Adjust.
8109 (create_component_ref_by_pieces): Take extra argument for
8110 dominance check, handle lookup failures.
8111 (find_or_generate_expression): Likewise.
8112 (create_expression_by_pieces): Likewise.
8113 (insert_into_preds_of_block): Adjust.
8114 (create_value_expr_from): If asked for, verify all operands
8115 are in the blocks AVAIL_OUT set.
8116 (make_values_for_stmt): Check for SSA_NAMEs that are life
8117 over an abnormal edge.
8118 (compute_avail): Remove such check.
8119 (do_SCCVN_insertion): New function.
8120 (eliminate): If we do not find a leader suitable for replacement
8121 insert a replacement expression from SCCVN if available.
8122 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
8123 (struct vn_ssa_aux): Add needs_insertion flag.
8124 * tree-ssa-sccvn.c (may_insert): New global flag.
8125 (copy_reference_ops_from_ref): Value-number union member access
8126 based on its size, not type and member if insertion is allowed.
8127 (visit_reference_op_load): For a weak match from union type
8128 punning lookup a view-converted value and insert a SSA_NAME
8129 for that value if that is not found.
8130 (visit_use): Make dumps shorter. Do not disallow value numbering
8131 SSA_NAMEs that are life over an abnormal edge to constants.
8132 (free_scc_vn): Release inserted SSA_NAMEs.
8133 (run_scc_vn): New flag to specify whether insertion is allowed.
8134 Process SSA_NAMEs in forward order.
8135 * tree-ssa-loop-im.c (for_each_index): Handle invariant
8136 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
8137 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
8138 pointer type to/from integral types that do not change the
8139 precision to regular conversions.
8141 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
8143 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
8144 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
8145 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
8146 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
8147 input arguments and the mode of return value. Built-in functions
8148 that operate on whole 64-bit MMX register now use V1DI mode.
8150 2008-03-13 Alon Dayan <alond@il.ibm.com>
8151 Olga Golovanevsky <olga@il.ibm.com>
8153 PR tree-optimization/35041
8154 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
8155 to locate the right position in a statement.
8157 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
8161 * config/i386/xmmintrin.h: Change all static inline functions to
8162 extern inline and add __gnu_inline__ attribute.
8163 * config/i386/bmintrin.h: Ditto.
8164 * config/i386/smmintrin.h: Ditto.
8165 * config/i386/tmmintrin.h: Ditto.
8166 * config/i386/mmintrin-common.h: Ditto.
8167 * config/i386/ammintrin.h: Ditto.
8168 * config/i386/emmintrin.h: Ditto.
8169 * config/i386/pmmintrin.h: Ditto.
8170 * config/i386/mmintrin.h: Ditto.
8171 * config/i386/mm3dnow.h: Ditto.
8173 2008-03-13 Jakub Jelinek <jakub@redhat.com>
8176 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
8177 (lower_omp_2): New function.
8178 (lower_omp_1, lower_omp): Rewritten.
8180 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
8183 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
8184 with the phrase "Microsoft Windows compilers".
8185 (Push/Pop Macro Pragmas): New subsection. Document
8186 #pragma push_macro and pragma pop_macro.
8188 2008-03-12 Paul Brook <paul@codesourcery.com>
8190 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
8192 2008-03-12 Paul Brook <paul@codesourcery.com>
8194 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
8195 (thumb2_alusi3_short): Exclude PLUS and MINUS.
8196 (thumb2_addsi_shortim): Rename ...
8197 (thumb2_addsi_short): ... to this. Allow register operands.
8198 (thumb2_subsi_short): New pattern.
8199 (thumb2_one_cmplsi2_short,
8200 thumb2_negsi2_short): New patterns and peepholes.
8202 2008-03-12 Paul Brook <paul@codesourcery.com>
8204 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
8206 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
8208 * config/i386/i386.md (int_cond): New code iterator.
8210 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
8211 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
8212 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
8213 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
8214 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
8215 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
8216 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
8217 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
8219 2008-03-12 Paul Brook <paul@codesourcery.com>
8221 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
8222 instead of {arm,thumb}_compute_save_reg_mask.
8223 (output_return_instruction): Ditto.
8224 (thumb_unexpanded_epilogue): Ditto.
8225 (thumb1_expand_prologue): Ditto.
8226 (thumb1_output_function_prologue): Ditto.
8227 (arm_set_return_address): Ditto.
8228 (thumb_set_return_address): Ditto.
8229 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
8230 regs to achieve stack alignment.
8231 (thumb1_compute_save_reg_mask): Fix compiler warning.
8232 (arm_output_epilogue): Use offsets->saved_regs_mask.
8233 Adjust stack pointer by poping call clobered registers.
8234 (arm_expand_prologue): Use offsets->saved_regs_mask.
8235 Adjust stack pointer by pushing extra registers.
8236 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
8238 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
8241 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
8242 conversion to the operands of a multiplication.
8244 2008-03-12 Richard Guenther <rguenther@suse.de>
8246 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
8247 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
8248 * timevar.def (TV_TREE_PHIPROP): Add.
8249 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
8250 pass description. Use TV_TREE_PHIPROP.
8251 * tree-ssa-forwprop.c: Remove phiprop code.
8253 2008-03-12 Jakub Jelinek <jakub@redhat.com>
8256 * omp-low.c (maybe_lookup_decl): Constify first argument.
8257 (use_pointer_for_field): Change last argument from bool to
8258 omp_context *. Disallow shared copy-in/out in nested
8259 parallel if decl is shared in outer parallel too.
8260 (build_outer_var_ref, scan_sharing_clauses,
8261 lower_rec_input_clauses, lower_copyprivate_clauses,
8262 lower_send_clauses, lower_send_shared_vars): Adjust callers.
8264 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
8265 Ira Rosen <irar@il.ibm.com>
8267 * tree-vectorizer.c (free_stmt_vec_info): New function.
8268 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
8269 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
8270 * tree-vectorizer.h (free_stmt_vec_info): Declare.
8271 * tree-vect-transform.c (vectorizable_conversion): Free
8272 vec_oprnds0 if it was allocated.
8273 (vect_permute_store_chain): Remove unused VECs.
8274 (vectorizable_store): Free VECs that are allocated in the..
8276 (vect_transform_strided_load, vectorizable_load): Likewise.
8277 (vect_remove_stores): Simplify the code.
8278 (vect_transform_loop): Move code to vect_remove_stores().
8279 Call vect_remove_stores() and free_stmt_vec_info().
8281 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8283 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
8284 TARGET_HPUX. Revise comment.
8285 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
8286 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
8287 Use sr4 variant of `be' instruction when not generating PIC code.
8288 (attr_length_call): Adjust for above change.
8290 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8292 * ipa-reference.c (static_execute): Remove module_statics_const and
8293 associated setting code.
8295 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8298 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
8299 predicate for operand 1.
8300 (paritysi2_cmp): Use register_operand predicate for operand 2.
8301 Use earlyclobber modifier for operand 1. Remove support for
8303 (paritydi2_cmp): Use register_operand predicate for operand 3.
8304 Use earlyclobber modifier for operand 1. Remove support for
8307 2008-03-11 Paul Brook <paul@codesourcery.com>
8308 Vladimir Prus <vladimir@codesourcery.com>
8310 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
8311 (arm_compute_save_reg0_reg12_mask): Always
8312 check if register 11 must be saved. Always safe hard frame pointer
8313 when frame_pointer_needeed.
8314 (arm_compute_save_reg_mask): Save IP and PC
8315 only with apcs frames.
8316 (arm_output_epilogue): Adjust Thumb2 codepath to
8317 be also invoked and work for ARM non-apcs frames.
8318 (arm_expand_prologue): Don't bother saving IP
8319 for non-apcs frame, since it's not clobbered by
8320 prologue code. Implement non-apcs frame
8323 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8325 PR rtl-optimization/35281
8326 * expr.c (convert_move): Use a new pseudo for the intermediate
8327 from_mode->word_mode result.
8329 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8331 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
8332 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
8333 * toplev.c (compile_file): Don't call it.
8335 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8338 * expr.c (store_expr): Call emit_block_move if the mode
8339 of "temp" RTX is BLKmode.
8341 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8342 Richard Guenther <rguenther@suse.de>
8344 PR tree-optimization/31358
8345 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
8346 the step with a NULL_TREE.
8347 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
8348 to sizetype if type is a pointer type.
8349 (add_candidate_1): Don't convert the base and step to
8350 the generic type if the orginal type is a pointer type.
8351 (add_iv_value_candidates): Use sizetype for the step
8352 if type is a pointer type.
8353 (cand_value_at): Likewise.
8354 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
8356 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
8357 Don't convert the tem affine to the type.
8358 (add_elt_to_tree): Use sizetype for the step if a pointer.
8359 Use POINTER_PLUS_EXPR for pointers.
8360 (aff_combination_to_tree): Use sizetype for the step if a
8363 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
8365 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
8366 Remove commutativity hint.
8368 2008-03-10 Jakub Jelinek <jakub@redhat.com>
8372 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
8373 errorneous type. Check that v is a VAR_DECL.
8376 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
8378 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
8380 PR tree-optimization/35494
8381 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
8382 may be overriden at link and run time.
8384 2008-03-10 Richard Guenther <rguenther@suse.de>
8386 PR tree-optimization/34677
8387 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
8388 (poolify_tree): Likewise.
8389 (modify_expr_template): Likewise.
8390 (poolify_modify_stmt): Likewise.
8391 (insert_fake_stores): Handle all component-ref style stores
8392 in addition to INDIRECT_REF. Also handle complex types.
8393 Do not poolify the inserted load.
8394 (realify_fake_stores): Do not rebuild the tree but only
8395 make it a SSA_NAME copy.
8396 (init_pre): Remove initialzation of modify_expr_template.
8397 Do not allocate modify_expr_node_pool.
8398 (fini_pre): Do not free modify_expr_node_pool.
8400 2008-03-10 Paul Brook <paul@codesourcery.com>
8402 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
8405 2008-03-10 Paul Brook <paul@codesourcery.com>
8406 Mark Shinwell <shinwell@codesourcery.com>
8408 * config/arm/cortex-r4.md: New.
8409 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
8411 * config/arm/arm.md: Include cortex-r4.md.
8412 (insn): Add smmls, sdiv and udiv values.
8413 (generic_sched): Don't use generic scheduling for Cortex-R4.
8414 (arm_issue_rate): New function.
8415 (TARGET_SCHED_ISSUE_RATE): Define.
8417 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
8419 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
8421 2008-03-10 Richard Guenther <rguenther@suse.de>
8423 * tree-ssa-pre.c (get_sccvn_value): Simplify.
8424 (compute_avail): Do not add stmt uses to AVAIL_OUT.
8426 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
8428 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
8429 Set default to true.
8431 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8433 * c.opt (Wsynth): Deprecate.
8434 * doc/invoke.texi (Option Summary, Warning Options): Document
8435 -Wno-format-contains-nul.
8437 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
8440 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
8441 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
8443 2008-03-09 Ira Rosen <irar@il.ibm.com>
8445 * config/rs6000/rs6000.c (builtin_description): Rename vector
8446 left shift operations.
8447 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
8448 (altivec_vsl<VI_char>): Rename to ...
8449 (ashl<mode>3): ... new name.
8450 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
8452 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
8454 2008-03-08 Richard Guenther <rguenther@suse.de>
8456 * coverage.h (tree_coverage_counter_addr): Declare.
8457 * coverage.c (tree_coverage_counter_addr): New function.
8458 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
8460 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
8461 (tree_gen_one_value_profiler): Likewise.
8462 (tree_gen_ic_profiler): Likewise.
8463 (tree_gen_average_profiler): Likewise.
8464 (tree_gen_ior_profiler): Likewise.
8466 2008-03-08 Richard Guenther <rguenther@suse.de>
8468 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
8469 (vn_binary_op_insert): Likewise.
8470 (vn_unary_op_lookup): Likewise.
8471 (vn_unary_op_insert): Likewise.
8472 (vn_nary_op_lookup): Declare.
8473 (vn_nary_op_insert): Likewise.
8474 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
8475 and binary hashes, use a single obstack for unary_op_pool
8477 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
8478 a single struct vn_nary_op_s. Store tree code length and
8479 a variable number of operands.
8480 (struct vn_reference_op_struct): Remove unused op2.
8481 (vn_reference_op_eq): Do not compare op2.
8482 (vn_reference_op_compute_hash): Do not compute hash of op2.
8483 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
8484 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
8485 with vn_nary_op_compute_hash.
8486 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
8487 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
8489 (vn_unary_op_insert, vn_binary_op_insert): Replace with
8491 (visit_unary_op): Call nary functions.
8492 (visit_binary_op): Likewise.
8493 (process_scc): Adjust for struct vn_tables_s changes.
8494 (allocate_vn_table): Likewise.
8495 (free_vn_table): Likewise.
8496 * tree-vn.c (vn_add): Call nary functions.
8497 (vn_lookup): Likewise.
8499 2008-03-08 Jakub Jelinek <jakub@redhat.com>
8502 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
8503 wdst back after sync_compare_and_swapqhi_internal.
8505 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
8508 * config/i386/i386-modes.def (V1DI): New vector mode.
8509 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
8510 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
8511 (MMXMODE248): Ditto.
8512 (MMXMODE): Add V1DI mode.
8513 (mmxvecsize): Change DI mode to V1DI mode.
8514 ("mov<mode>): Use MMXMODEI8 mode iterator.
8515 ("*mov<mode>_internal_rex64"): Ditto.
8516 ("*mov<mode>_internal"): Ditto.
8517 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
8518 ("mmx_sub<mode>3"): Ditto.
8519 ("mmx_adddi3"): Remove insn pattern.
8520 ("mmx_subdi3"): Ditto.
8521 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
8522 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
8523 ("mmx_ashl<mode>3"): Ditto.
8524 ("mmx_lshrdi3"): Remove insn pattern.
8525 ("mmx_ashldi3"): Ditto.
8526 * config/i386/i386.c (classify_argument): Handle V1DImode.
8527 (function_arg_advance_32): Ditto.
8528 (function_arg_32): Ditto.
8529 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
8530 mmx_addv1di3 insn pattern.
8531 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
8532 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
8533 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
8534 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
8535 Remove definitions of built-in functions.
8536 (V1DI_type_node): New node.
8537 (v1di_ftype_v1di_int): Ditto.
8538 (v1di_ftype_v1di_v1di): Ditto.
8539 (v2si_ftype_v2si_si): Ditto.
8540 (v4hi_ftype_v4hi_di): Remove node.
8541 (v2si_ftype_v2si_di): Ditto.
8542 (ix86_init_mmx_sse_builtins): Handle V1DImode.
8543 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
8544 Redefine builtins using def_builtin_const with *_ftype_*_int node.
8545 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
8546 Add new builtins using def_builtin_const.
8547 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
8548 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
8549 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
8550 * config/i386/mmintrin.h (__v1di): New typedef.
8551 (_mm_add_si64): Cast arguments to __v1di type.
8552 (_mm_sub_si64): Ditto.
8553 (_mm_sll_pi16): Cast __count to __v4hi type.
8554 (_mm_sll_pi32): Cast __count to __v2si type.
8555 (_mm_sll_si64): Cast arguments to __v1di type.
8556 (_mm_srl_pi16): Cast __count to __v4hi type.
8557 (_mm_srl_pi32): Cast __count to __v2si type.
8558 (_mm_srl_si64): Cast arguments to __v1di type.
8559 (_mm_sra_pi16): Cast __count to __v4hi type.
8560 (_mm_sra_pi32): Cast __count to __v2si type.
8561 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
8562 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
8563 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
8564 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
8565 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
8566 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
8567 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
8568 (_mm_srai_pi32): Use __builtin_ia32_psradi.
8569 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
8570 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
8571 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
8572 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
8574 2008-03-07 Joseph Myers <joseph@codesourcery.com>
8576 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
8578 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
8581 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
8582 reg+const addressing for Altivec modes. Don't generate reg+reg
8583 addressing for TFmode or TDmode quantities.
8585 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
8587 * c-common.c (vector_types_convertible_p): Call langhook
8588 instead of comptypes.
8590 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8593 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
8594 integral and scalar float variables which have a
8597 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
8599 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
8600 dwarf_register_span hook when emitting unwind information for
8601 register-to-memory saves.
8602 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
8603 (rs6000_frame_related): Remove call to spe_synthesize_frame.
8605 2008-03-06 Jakub Jelinek <jakub@redhat.com>
8607 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
8608 for the same VAR_DECL.
8610 2008-03-06 Tom Tromey <tromey@redhat.com>
8613 * doc/standards.texi (Standards): Don't mention treelang.
8614 * doc/invoke.texi (Overall Options): Don't mention treelang.
8615 * doc/install.texi (Prerequisites): Don't mention bison or
8617 (Configuration): Don't mention treelang.
8618 (Building): Likewise.
8619 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
8621 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
8623 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
8624 word-extractions out of a multi-word object.
8626 2008-03-06 Richard Guenther <rguenther@suse.de>
8628 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
8629 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
8630 result type and precision.
8631 * expr.c (get_inner_reference): Set unsignedp based on the result
8632 type of BIT_FIELD_REF.
8633 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
8634 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
8635 (try_instantiate_multiple_fields): Likewise. Use the correct type
8637 (sra_build_assignment): Likewise.
8638 (sra_build_elt_assignment): Likewise.
8639 (sra_explode_bitfield_assignment): Likewise.
8640 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
8641 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
8642 set BIT_FIELD_REF_UNSIGNED.
8643 (vectorizable_load): Likewise.
8645 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
8647 * cse.c (cse_extended_basic_block): Invalidate artificial defs
8650 2008-03-06 Richard Guenther <rguenther@suse.de>
8652 * alias.c (struct alias_set_entry): Move has_zero_child field
8653 to pack with alias_set.
8655 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
8657 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8660 2008-03-05 Ian Lance Taylor <iant@google.com>
8662 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
8664 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8666 * fwprop.c (update_df): Support width and offset parameters of
8668 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
8669 global_conflicts): Change DF_REF_EXTRACT to either
8670 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8671 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8672 * df-scan.c (df_ref_record, df_defs_record,
8673 df_ref_create_structure, df_def_record_1, df_uses_record,
8674 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
8675 df_bb_refs_collect, df_entry_block_defs_collect,
8676 df_exit_block_uses_collect): Support new width and offset fields.
8677 (ref_extract_pool): New storage pool.
8678 (df_free_ref): New function.
8679 (df_reg_chain_unlink, df_free_collection_rec,
8680 df_sort_and_compress_refs): Call df_free_ref.
8681 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
8683 (df_ref_create_structure): Allocate df_ref_extract if offset and
8684 width fields are used.
8685 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
8686 (df_uses_record): Get offset and width from ZERO_EXTRACT
8688 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
8689 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8690 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8691 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
8692 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8693 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8694 (df_ref_extract): New structure.
8695 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
8696 (df_ref_create): Add width and offset parameters.
8698 2008-03-05 Richard Guenther <rguenther@suse.de>
8700 * tree-ssa-structalias.c (get_constraint_for_component_ref):
8701 Use ranges_overlap_p.
8702 (offset_overlaps_with_access): Rename
8703 to ranges_overlap_p and move ...
8704 * tree-flow-inline.h (ranges_overlap_p): ... here.
8706 * tree.h (get_inner_reference, handled_component_p): Update
8709 * tree.h (record_component_aliases, get_alias_set,
8710 alias_sets_conflict_p, alias_sets_must_conflict_p,
8711 objects_must_conflict_p): Move declarations ...
8712 * alias.h (record_component_aliases, get_alias_set,
8713 alias_sets_conflict_p, alias_sets_must_conflict_p,
8714 objects_must_conflict_p): ... here.
8715 Include coretypes.h.
8716 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
8718 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
8720 * cfg.c: Include tree-flow.h.
8721 (remove_edge_raw): Call redirect_edge_var_map_clear.
8722 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
8723 * tree-flow-inline.h (redirect_edge_var_map_def): New.
8724 (redirect_edge_var_map_result): New.
8725 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
8726 PENDING_STMT use with redirect_edge_var_map_*.
8727 * tree-ssa.c (edge_var_maps): New definition.
8728 (redirect_edge_var_map_add): New.
8729 (redirect_edge_var_map_clear): New.
8730 (redirect_edge_var_map_dup): New.
8731 (redirect_edge_var_map_vector): New.
8732 (redirect_edge_var_map_destroy): New.
8733 (ssa_redirect_edge): Replace PENDING_STMT use with
8734 redirect_edge_var_map_*.
8735 (flush_pending_stmts): Same.
8736 (delete_tree_ssa): Destroy edge var map.
8737 * tree-flow.h (struct _edge_var_map): New.
8738 Define edge_var_map vector type.
8739 Declare redirect_edge_var_map_* prototypes.
8740 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
8741 * tree-cfg.c (reinstall_phi_args): Replace
8742 PENDING_STMT use with redirect_edge_var_map_*.
8744 2008-03-05 Richard Guenther <rguenther@suse.de>
8746 PR tree-optimization/35472
8747 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
8748 whose single use_stmt has a overlapping set of loaded and
8749 stored symbols as that use_stmt might be a noop assignment then.
8751 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
8753 * gthr-rtems.h: Implement __gthread_mutex_destroy.
8755 2008-03-05 Richard Guenther <rguenther@suse.de>
8758 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
8759 should be constants.
8760 * tree-cfg.c (verify_expr): Verify it.
8761 * fold-const.c (fold_truthop): Remove code generating
8762 BIT_FIELD_REFs of structure bases.
8763 (fold_binary): Likewise.
8764 (fold_ternary): Position and size of BIT_FIELD_REFs are
8765 always host integers.
8766 (make_bit_field_ref): Remove.
8767 (optimize_bit_field_compare): Remove.
8768 (all_ones_mask_p): Remove.
8770 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
8773 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
8774 (split_block_and_df_analyze): New. Split basic block and rebuild
8776 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
8778 (split_pattern_seq): Likewise.
8779 (erase_matching_seqs): Likewise.
8780 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
8782 2008-03-04 Geoff Keating <geoffk@apple.com>
8784 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
8785 declaration and code.
8786 (tree_invalid_nonnegative_warnv_p): Likewise.
8788 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8790 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
8791 examples. Truncate option-names then causing overfull hbox.
8793 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8796 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
8798 * configure: Rebuilt.
8800 2008-03-04 Rafael Espindola <espindola@google.com>
8802 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
8803 (tree_unary_nonnegative_warnv_p): New.
8804 (tree_binary_nonnegative_warnv_p): New.
8805 (tree_single_nonnegative_warnv_p): New.
8806 (tree_invalid_nonnegative_warnv_p): New.
8807 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
8809 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8812 * opts.c (handle_option): Postpone 'unknown option' errors only for
8815 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
8818 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
8821 2008-03-04 Rafael Espindola <espindola@google.com>
8823 * fold-const.c (tree_unary_nonzero_warnv_p): New.
8824 (tree_binary_nonzero_warnv_p): New.
8825 (tree_single_nonzero_warnv_p): New.
8826 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
8828 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
8831 * fold-const.c (fold_cond_expr_with_comparison): Prevent
8832 transformations for modes that have signed zeros.
8833 * ifcvt.c (noce_try_abs): Ditto.
8835 2008-03-04 Joseph Myers <joseph@codesourcery.com>
8837 * config/i386/i386.c (override_options): Force
8838 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
8840 2008-03-04 Jan Hubicka <jh@suse.cz>
8843 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
8846 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
8848 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
8849 label to probe the stack.
8851 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
8853 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
8854 (__gthr_win32_mutex_destroy): Declare.
8855 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
8856 __gthr_win32_mutex_destroy.
8857 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
8859 2008-03-03 Jan Hubicka <jh@suse.cz>
8862 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
8863 aggressive on inlining cold calls.
8865 2008-03-03 Richard Guenther <rguenther@suse.de>
8867 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
8868 struct copies into the expression table.
8869 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
8870 (try_to_simplify): Likewise.
8871 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
8872 integral and pointer arguments which do not change the
8873 precision to NOP_EXPRs.
8874 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
8875 VIEW_CONVERT_EXPR case.
8877 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
8879 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
8880 defined in a loop at depth 0 is invariant.
8881 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8882 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
8883 be called at loop depth 0.
8885 2008-03-02 Jakub Jelinek <jakub@redhat.com>
8888 * gcc.c (process_command): Update copyright notice dates.
8889 * gcov.c (print_version): Likewise.
8890 * gcov-dump.c (print_version): Likewise.
8891 * mips-tfile.c (main): Likewise.
8892 * mips-tdump.c (main): Likewise.
8894 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8897 * c-common.c (flag_permissive): Delete.
8898 (constant_expression_warnings): Check flags first.
8899 (constant_expression_error): New.
8900 * c-common.h (flag_permissive): Delete.
8901 (constant_expression_error): Declare.
8902 * flags.h (flag_permissive): Declare. Update description.
8903 * diagnostic.c (pedwarn): Update.
8905 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
8906 (permissive_error_kind): New.
8907 * toplev.c (flag_permissive): Define. Update description.
8908 * toplev.h (permissive_error_kind): Declare.
8909 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
8910 (pedwarn_c90): Use pedantic_warning_kind.
8911 * c-opts.c (c_common_post_options): flag_permissive does not affect
8912 flag_pedantic_errors.
8914 2008-03-02 Joseph Myers <joseph@codesourcery.com>
8916 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
8917 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
8918 __absvsi2, __absvDI2): Use unsigned arithmetic.
8920 2008-03-02 Andi Kleen <ak@suse.de>
8921 Richard Guenther <rguenther@suse.de>
8923 * struct-equiv.c: Remove file.
8924 * cfg_cleanup.c (condjump_equiv_p): Remove.
8925 * Makefile.in (OBJS-common): Remove struct-equiv.o.
8926 (struct-equiv.o): Remove rule.
8927 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
8928 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
8929 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
8931 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8933 * ifcvt.c (noce_process_if_block): Try to handle only the then
8934 block if the else block exists but isn't suitable.
8936 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
8939 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
8940 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
8941 regression from previous patch.
8943 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
8946 * gthr.h: Add __gthread_mutex_destroy as a function that must be
8948 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
8949 * gthr-single.h (__gthread_mutex_destroy): Likewise.
8950 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
8951 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
8952 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
8953 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
8954 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
8955 (__gthread_mutex_destroy_function): Rename to
8956 __gthread_mutex_destroy.
8957 * gthr-dce.h (__gthread_mutex_destroy): Call
8958 pthread_mutex_destroy.
8959 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
8960 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
8961 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
8963 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8965 * df-scan.c (df_ref_chain_change_bb): Simplify.
8966 (df_insn_change_bb): Add new_bb argument. Simplify. Call
8967 set_block_for_insn if there's any change.
8968 * df.h ((df_insn_change_bb): Fix prototype.
8969 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
8970 df_insn_change_bb, don't call set_block_for_insn.
8971 * emit-rtl.c (reorder_insns): Likewise.
8972 * haifa-sched.c (move_insn): Likewise.
8974 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8976 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
8978 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8980 * tree-flow-inline.h (next_readonly_imm_use): Return
8981 NULL_USE_OPERAND_P after the end.
8983 2008-03-01 Richard Guenther <rguenther@suse.de>
8985 PR tree-optimization/35411
8986 * tree-sra.c (sra_build_assignment): Split conversion to
8987 final type to a separate statement if we are not assigning
8990 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8992 * fold-const.c (fold_convertible_p): Correct the logic to follow
8993 that in fold_convert().
8995 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
8998 * tree-inline.c (build_duplicate_type): When we make a
8999 duplicate type, make it unique in the canonical types system.
9001 2008-02-29 Tom Tromey <tromey@redhat.com>
9003 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
9004 input_file_stack_history, input_file_stack_restored): Remove.
9005 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
9006 * input.h (struct file_stack): Remove.
9007 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
9008 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
9010 * diagnostic.h (struct diagnostic_context) <last_module>: Change
9012 (diagnostic_last_module_changed): Add 'map' argument.
9013 (diagnostic_set_last_function): Likewise.
9014 * diagnostic.c (undiagnostic_report_current_module): Iterate using
9015 line map, not input_file_stack.
9016 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
9018 2008-02-29 Paul Brook <paul@codesourcery.com>
9020 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
9022 2008-02-29 Paul Brook <paul@codesourcery.com>
9024 * config/arm/ieee754-df.S (muldf3): Use RET macros.
9026 2008-02-29 Richard Guenther <rguenther@suse.de>
9028 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
9030 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
9031 value for comparing for a store match.
9032 (simplify_unary_expression): Do nothing for SSA_NAMEs.
9033 (try_to_simplify): Do not do a full-blown reference lookup.
9035 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
9037 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
9038 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
9040 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
9042 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
9044 * tree-loop-linear.c (try_interchange_loops): Compare memory access
9045 strides against cache sizes.
9047 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
9049 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
9052 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
9054 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
9055 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
9056 is smaller than the original promoted value.
9057 (simplify_subreg): If OP is a SUBREG, try to preserve its
9058 SUBREG_PROMOTED_VAR_P information.
9060 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
9062 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
9063 (VN_INFO_GET): Allocate new objects on the obstack.
9064 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
9065 for rpo_numbers_temp, for consistency.
9066 (free_scc_vn): Free the obstack.
9068 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
9070 * doc/invoke.texi: Document -ftree-loop-distribution.
9071 * tree-loop-distribution.c: New.
9072 * tree-pass.h (pass_loop_distribution): New.
9073 * graphds.h (struct graph): Add htab_t indices.
9074 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
9075 * tree-vectorizer.c (rename_variables_in_loop): Extern.
9076 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
9077 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
9078 * tree-data-ref.c (debug_data_dependence_relations): New.
9079 (dump_data_dependence_relation): Also print data references.
9080 (free_data_ref): Extern.
9081 (same_access_functions): Moved...
9082 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
9083 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
9084 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
9085 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
9086 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
9087 (stmts_from_loop): Skip LABEL_EXPR.
9088 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
9090 (build_rdg): Initialize rdg->indices htab.
9091 (free_rdg, stores_from_loop, ref_base_address,
9092 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
9093 have_similar_memory_accesses_1, ref_base_address_1,
9094 remove_similar_memory_refs): New.
9095 * tree-data-ref.h: Depend on tree-chrec.h.
9096 (debug_data_dependence_relations, free_data_ref): Declared.
9097 (same_access_functions): ... here.
9098 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
9100 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
9101 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
9102 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
9103 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
9104 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
9105 rdg_vertex_for_stmt): Declared.
9106 (struct rdg_edge): Add level.
9108 (free_rdg, stores_from_loop, remove_similar_memory_refs,
9109 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
9111 (rdg_has_similar_memory_accesses): New.
9112 * tree-vect-analyze.c: Remove unused static decls.
9113 * lambda.h (dependence_level): New.
9114 * common.opt (ftree-loop-distribution): New.
9115 * tree-flow.h (mark_virtual_ops_in_bb,
9116 slpeel_tree_duplicate_loop_to_edge_cfg,
9117 rename_variables_in_loop): Declared.
9118 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
9119 (OBJS-common): Add tree-loop-distribution.o.
9120 (tree-loop-distribution.o): New rule.
9121 * tree-cfg.c (mark_virtual_ops_in_bb): New.
9122 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
9123 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
9125 2008-02-28 Joseph Myers <joseph@codesourcery.com>
9128 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
9129 other than structures and unions.
9131 2008-02-28 Richard Guenther <rguenther@suse.de>
9134 2008-02-26 Richard Guenther <rguenther@suse.de>
9136 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9137 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9138 (lookup_decl_from_uid): Declare.
9139 (remove_decl_from_map): Likewise.
9140 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9141 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9142 (decl_for_uid_map): New global hashtable mapping DECL_UID
9144 (init_ttree): Allocate it.
9145 (insert_decl_to_uid_decl_map): New helper function.
9146 (make_node_stat): Insert new decls into the map.
9147 (copy_node_stat): Likewise.
9148 (lookup_decl_from_uid): New function.
9149 (remove_decl_from_map): Likewise.
9150 (print_decl_for_uid_map_statistics): New helper.
9151 (dump_tree_statistics): Call it.
9153 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9154 (referenced_var_iterator): Adjust.
9155 (FOR_EACH_REFERENCED_VAR): Adjust.
9156 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9157 (num_referenced_vars): Adjust.
9158 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9159 (first_referenced_var): Remove.
9160 (end_referenced_vars_p): Likewise.
9161 (next_referenced_var): Likewise.
9162 (referenced_var_iterator_set): New helper function.
9163 * tree-dfa.c (referenced_var_lookup): Adjust.
9164 (referenced_var_check_and_insert): Likewise.
9165 (remove_referenced_var): Likewise.
9166 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9167 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9168 (verify_call_clobbering): Likewise.
9169 (verify_memory_partitions): Likewise.
9170 (init_tree_ssa): Allocate bitmap instead of hashtable for
9172 (delete_tree_ssa): Adjust.
9173 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9174 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9175 (compute_tag_properties): Likewise.
9176 (set_initial_properties): Likewise.
9177 (find_partition_for): Likewise.
9178 (update_reference_counts): Likewise.
9179 (dump_may_aliases_for): Likewise.
9180 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9181 (add_call_clobber_ops): Likewise.
9182 (add_call_read_ops): Likewise.
9183 (get_asm_expr_operands): Likewise.
9184 * tree-into-ssa.c (dump_decl_set): Likewise.
9185 (update_ssa): Likewise.
9186 * tree-sra.c (scan_function): Likewise.
9187 (decide_instantiations): Likewise.
9188 (scalarize_parms): Likewise.
9189 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9190 (dsa_named_for): Likewise.
9191 * tree-ssa-structalias.c (update_alias_info): Likewise.
9192 (merge_smts_into): Likewise.
9194 2008-02-27 David Daney <ddaney@avtrex.com>
9197 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
9198 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
9199 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
9200 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
9201 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
9203 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
9206 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
9207 (BUILT_IN_NEXTTOWARD): Remove.
9208 (BUILT_IN_NEXTTOWARDF): Ditto.
9209 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
9210 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
9212 2008-02-27 Tom Tromey <tromey@redhat.com>
9214 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
9215 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
9217 2008-02-27 Jan Beulich <jbeulich@novell.com>
9219 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
9220 update the respective field on newdecl.
9222 2008-02-27 Revital Eres <eres@il.ibm.com>
9224 PR rtl-optimization/34999
9225 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
9226 crossing edges that ends with a call insn.
9227 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
9228 call insn and clear the EDGE_CROSSING flag of the crossing edge
9229 when fixing fallthru edges.
9231 2008-02-27 Richard Guenther <rguenther@suse.de>
9234 * fold-const.c (fold_unary): Return the correct argument,
9235 converted to the result type.
9237 2008-02-27 Richard Guenther <rguenther@suse.de>
9240 * expr.c (expand_expr_real_1): Assert on rotates that operate
9242 * fold-const.c (fold_binary): Use the types precision, not the
9243 bitsize of the mode if folding rotate expressions. Build rotates
9244 only for full modes.
9246 2008-02-27 Jakub Jelinek <jakub@redhat.com>
9248 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
9250 * c-pragma.c (pragma_ns_name): New typedef.
9251 (registered_pp_pragmas): New variable.
9252 (c_pp_lookup_pragma): New function.
9253 (c_register_pragma_1): If flag_preprocess_only, do nothing
9254 for non-expanded pragmas, for expanded ones push pragma's
9255 namespace and name into registered_pp_pragmas vector.
9256 (c_invoke_pragma_handler): Register OpenMP pragmas even when
9257 flag_preprocess_only, don't register GCC pch_preprocess
9258 pragma if flag_preprocess_only.
9259 * c-opts.c (c_common_init): Call init_pragma even if
9260 flag_preprocess_only.
9261 * c-pragma.c (c_pp_lookup_pragma): New prototype.
9262 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
9263 cpp_register_pragma if flag_preprocess_only.
9265 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9268 * c-parser.c (c_parser_translation_unit): Warn for empty
9269 translation unit, not empty source file.
9271 2008-02-26 Paul Brook <paul@codesourcery.com>
9273 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
9274 operand for Thumb-2.
9275 * config/arm/arm.h (reg_class): Add CORE_REGS.
9276 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
9277 (BASE_REG_CLASS): Use CORE_REGS.
9278 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
9279 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
9280 (REGNO_OK_FOR_INDEX_P): Exclude SP.
9281 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
9282 ARM_REGNO_OK_FOR_INDEX_P.
9283 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
9284 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
9285 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
9286 (ldm/stm peepholes): Ditto.
9287 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
9288 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
9289 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
9290 * config/arm/constraints.md: Enable "k" constraint on ARM.
9292 2008-02-27 Ben Elliston <bje@au.ibm.com>
9294 * config/rs6000/rs6000.c: Annotate cache line size field in all
9295 instances of struct processor_costs.
9297 2008-02-26 David Edelsohn <edelsohn@gnu.org>
9299 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
9300 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
9301 jump_bypass): New counters.
9302 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
9303 * dce.c (gate_ud_dce): Same.
9304 (gate_fast_dce): Same.
9305 * dse.c (gate_dse1): New function.
9306 (gate_dse2): New function.
9307 (gate_dse): Merge results of new gate functions.
9308 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
9309 (gate_handle_jump_bypass): Add dbg_cnt.
9310 (gate_handle_gcse): Add dbg_cnt.
9311 * ifcvt.c (gate_handle_if_conversion): Same.
9312 (gate_handle_if_after_combine): Same.
9313 (gate_handle_if_after_reload): Same.
9314 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
9316 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
9318 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
9320 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
9322 2008-02-26 Jason Merrill <jason@redhat.com>
9325 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
9326 alone if it's the naming decl for the type's main variant.
9328 2008-02-26 Tom Tromey <tromey@redhat.com>
9330 * system.h (USE_MAPPED_LOCATION): Poison.
9331 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
9332 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
9333 (make_goto_expr_edges): Likewise.
9334 (remove_bb): Likewise.
9335 (execute_warn_function_return): Likewise.
9336 * basic-block.h (struct edge_def) <goto_locus>: Change type to
9338 * c-common.c (fname_decl): Remove old location code.
9339 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
9341 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
9343 (ASM_INPUT_SOURCE_LOCATION): Likewise.
9344 (gen_rtx_ASM_INPUT): Likewise.
9345 (gen_rtx_ASM_INPUT_loc): Likewise.
9346 (get_rtx_asm_OPERANDS): Remove.
9347 * cfglayout.c (insn_locators_alloc): Remove old location code.
9348 (set_curr_insn_source_location): Likewise.
9349 (curr_insn_locator): Likewise.
9350 * print-tree.c (print_node): Remove old location code.
9351 * tree-mudflap.c (mf_varname_tree): Remove old location code.
9352 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
9353 * cfgexpand.c (expand_gimple_cond_expr): Don't use
9354 location_from_locus.
9355 (construct_exit_block): Remove old location code.
9356 * emit-rtl.c (force_next_line_note): Remove old location code.
9357 * profile.c (branch_prob): Remove old location code.
9358 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
9359 LOC_LINE): Remove old-location variants.
9360 * langhooks.c (lhd_print_error_function): Remove old location
9362 * configure, config.in: Rebuilt.
9363 * configure.ac (--enable-mapped-location): Remove.
9364 * c-decl.c (c_init_decl_processing): Remove old location code.
9365 (finish_function): Likewise.
9366 * recog.c (decode_asm_operands): Remove old location code.
9367 * c-pch.c (c_common_read_pch): Remove old location code.
9368 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
9370 * gimple-low.c (lower_function_body): Remove old location code.
9371 * toplev.c (unknown_location): Remove.
9372 (push_srcloc): Remove old-location variant.
9373 (process_options): Remove old location code.
9374 (lang_dependent_init): Likewise.
9375 * input.h (UNKNOWN_LOCATION): Move definition.
9376 (location_t): Undeprecate.
9377 (source_locus): Remove.
9378 (location_from_locus): Remove.
9379 (struct location_s): Remove.
9380 Remove all old-location code.
9381 (input_line, input_filename): Remove.
9382 * final.c (final_scan_insn): Remove old location code.
9383 * diagnostic.c (diagnostic_build_prefix): Remove
9384 USE_MAPPED_LOCATION test.
9385 * tree.h (gimple_stmt) <locus>: Now a location_t.
9386 (tree_exp) <locus>: Likewise.
9387 (DECL_IS_BUILTIN): Remove old-location variant.
9388 (annotate_with_file_line, annotate_with_locus): Likewise.
9389 (expr_locus, set_expr_locus): Update.
9390 * tree.c (build1_stat): Remove old location code.
9391 (last_annotated_node): Remove.
9392 (annotate_with_file_line): Remove old-location variant.
9393 (annotate_with_locus): Likewise.
9394 (expr_location): Remove old location code.
9395 (set_expr_location): Likewise.
9396 (expr_has_location): Likewise.
9397 (expr_locus): Likewise.
9398 (set_expr_locus): Likewise.
9399 (expr_filename): Don't use location_from_locus.
9400 (expr_lineno): Likewise.
9401 * rtl-error.c (location_for_asm): Remove old location code.
9402 * c-lex.c (cb_line_change): Remove old location code.
9403 (fe_file_change): Likewise.
9404 (cb_def_pragma): Likewise.
9405 (c_lex_with_flags): Likewise.
9406 * gengtype.c (do_typedef): Don't special-case location types.
9407 (define_location_structures): Remove.
9408 (main): Don't call define_location_structures.
9409 * tree-pretty-print.c (dump_implicit_edges): Remove old location
9412 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9415 * builtins.def (BUILT_IN_STDARG_START): Remove.
9416 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
9417 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9418 * tree-inline.c (inline_forbidden_p_1): Likewise.
9420 2008-02-26 Richard Guenther <rguenther@suse.de>
9422 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9423 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9424 (lookup_decl_from_uid): Declare.
9425 (remove_decl_from_map): Likewise.
9426 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9427 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9428 (decl_for_uid_map): New global hashtable mapping DECL_UID
9430 (init_ttree): Allocate it.
9431 (insert_decl_to_uid_decl_map): New helper function.
9432 (make_node_stat): Insert new decls into the map.
9433 (copy_node_stat): Likewise.
9434 (lookup_decl_from_uid): New function.
9435 (remove_decl_from_map): Likewise.
9436 (print_decl_for_uid_map_statistics): New helper.
9437 (dump_tree_statistics): Call it.
9439 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9440 (referenced_var_iterator): Adjust.
9441 (FOR_EACH_REFERENCED_VAR): Adjust.
9442 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9443 (num_referenced_vars): Adjust.
9444 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9445 (first_referenced_var): Remove.
9446 (end_referenced_vars_p): Likewise.
9447 (next_referenced_var): Likewise.
9448 (referenced_var_iterator_set): New helper function.
9449 * tree-dfa.c (referenced_var_lookup): Adjust.
9450 (referenced_var_check_and_insert): Likewise.
9451 (remove_referenced_var): Likewise.
9452 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9453 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9454 (verify_call_clobbering): Likewise.
9455 (verify_memory_partitions): Likewise.
9456 (init_tree_ssa): Allocate bitmap instead of hashtable for
9458 (delete_tree_ssa): Adjust.
9459 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9460 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9461 (compute_tag_properties): Likewise.
9462 (set_initial_properties): Likewise.
9463 (find_partition_for): Likewise.
9464 (update_reference_counts): Likewise.
9465 (dump_may_aliases_for): Likewise.
9466 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9467 (add_call_clobber_ops): Likewise.
9468 (add_call_read_ops): Likewise.
9469 (get_asm_expr_operands): Likewise.
9470 * tree-into-ssa.c (dump_decl_set): Likewise.
9471 (update_ssa): Likewise.
9472 * tree-sra.c (scan_function): Likewise.
9473 (decide_instantiations): Likewise.
9474 (scalarize_parms): Likewise.
9475 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9476 (dsa_named_for): Likewise.
9477 * tree-ssa-structalias.c (update_alias_info): Likewise.
9478 (merge_smts_into): Likewise.
9480 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9483 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
9484 * c-opts.c (c_common_handle_option): Wall enables
9485 Wvolatile-register-var.
9486 * common.opt: Move Wvolatile-register-var to...
9489 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9491 * common.opt (Wlarger-than=): New.
9492 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
9494 * opts.c (common_handle_option): Handle -Wlarger-than=.
9495 * optc-gen.awk: Likewise.
9496 * opth-gen.awk: Likewise.
9497 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
9498 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9500 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9502 * c-common.c (match_case_to_enum_1): Add appropriate
9503 OPT_W* parameter to warning.
9504 (c_do_switch_warnings): Likewise.
9505 * c-typeck.c (warning_init): Add one more parameter following
9507 (push_init_level): Update call to warning_init.
9508 (pop_init_level): Likewise.
9509 (add_pending_init): Likewise.
9510 (output_init_element: Likewise.
9512 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9515 * toplev.c (toplev_main): If there are warnings or error, print
9516 errors for ignored options.
9517 * opts.c (ignored_options): New static variable.
9518 (postpone_unknown_option_error): New.
9519 (print_ignored_options): New.
9520 (handle_option): Postpone errors for unknown -Wno-* options.
9521 * opts.h (print_ignored_options): Declare.
9523 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
9525 * config/mips/mips.md (loadgp_blockage, blockage): Change type
9528 2008-02-25 Richard Guenther <rguenther@suse.de>
9531 2008-02-25 Richard Guenther <rguenther@suse.de>
9533 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9534 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9535 (lookup_decl_from_uid): Declare.
9536 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9537 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9538 (decl_for_uid_map): New global hashtable mapping DECL_UID
9540 (init_ttree): Allocate it.
9541 (insert_decl_to_uid_decl_map): New helper function.
9542 (make_node_stat): Insert new decls into the map.
9543 (copy_node_stat): Likewise.
9544 (lookup_decl_from_uid): New function.
9545 (print_decl_for_uid_map_statistics): New helper.
9546 (dump_tree_statistics): Call it.
9548 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9549 (referenced_var_iterator): Adjust.
9550 (FOR_EACH_REFERENCED_VAR): Adjust.
9551 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9552 (num_referenced_vars): Adjust.
9553 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9554 (first_referenced_var): Remove.
9555 (end_referenced_vars_p): Likewise.
9556 (next_referenced_var): Likewise.
9557 (referenced_var_iterator_set): New helper function.
9558 * tree-dfa.c (referenced_var_lookup): Adjust.
9559 (referenced_var_check_and_insert): Likewise.
9560 (remove_referenced_var): Likewise.
9561 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9562 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9563 (verify_call_clobbering): Likewise.
9564 (verify_memory_partitions): Likewise.
9565 (init_tree_ssa): Allocate bitmap instead of hashtable for
9567 (delete_tree_ssa): Adjust.
9568 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9569 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9570 (compute_tag_properties): Likewise.
9571 (set_initial_properties): Likewise.
9572 (find_partition_for): Likewise.
9573 (update_reference_counts): Likewise.
9574 (dump_may_aliases_for): Likewise.
9575 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9576 (add_call_clobber_ops): Likewise.
9577 (add_call_read_ops): Likewise.
9578 (get_asm_expr_operands): Likewise.
9579 * tree-into-ssa.c (dump_decl_set): Likewise.
9580 (update_ssa): Likewise.
9581 * tree-sra.c (scan_function): Likewise.
9582 (decide_instantiations): Likewise.
9583 (scalarize_parms): Likewise.
9584 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9585 (dsa_named_for): Likewise.
9586 * tree-ssa-structalias.c (update_alias_info): Likewise.
9587 (merge_smts_into): Likewise.
9589 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9592 * doc/invoke.texi (-fcx-limited-range): Document new option.
9593 * toplev.c (process_options): Handle -fcx-fortran-rules.
9594 * common.opt: Add documentation for -fcx-fortran-rules.
9596 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9599 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
9600 actual behaviour and C99.
9602 2008-02-26 Ben Elliston <bje@au.ibm.com>
9604 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
9605 (ASM_CPU_POWER6_SPEC): Likewise.
9606 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
9607 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
9608 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
9610 2008-02-25 Richard Guenther <rguenther@suse.de>
9612 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9613 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9614 (lookup_decl_from_uid): Declare.
9615 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9616 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9617 (decl_for_uid_map): New global hashtable mapping DECL_UID
9619 (init_ttree): Allocate it.
9620 (insert_decl_to_uid_decl_map): New helper function.
9621 (make_node_stat): Insert new decls into the map.
9622 (copy_node_stat): Likewise.
9623 (lookup_decl_from_uid): New function.
9624 (print_decl_for_uid_map_statistics): New helper.
9625 (dump_tree_statistics): Call it.
9627 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9628 (referenced_var_iterator): Adjust.
9629 (FOR_EACH_REFERENCED_VAR): Adjust.
9630 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9631 (num_referenced_vars): Adjust.
9632 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9633 (first_referenced_var): Remove.
9634 (end_referenced_vars_p): Likewise.
9635 (next_referenced_var): Likewise.
9636 (referenced_var_iterator_set): New helper function.
9637 * tree-dfa.c (referenced_var_lookup): Adjust.
9638 (referenced_var_check_and_insert): Likewise.
9639 (remove_referenced_var): Likewise.
9640 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9641 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9642 (verify_call_clobbering): Likewise.
9643 (verify_memory_partitions): Likewise.
9644 (init_tree_ssa): Allocate bitmap instead of hashtable for
9646 (delete_tree_ssa): Adjust.
9647 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9648 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9649 (compute_tag_properties): Likewise.
9650 (set_initial_properties): Likewise.
9651 (find_partition_for): Likewise.
9652 (update_reference_counts): Likewise.
9653 (dump_may_aliases_for): Likewise.
9654 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9655 (add_call_clobber_ops): Likewise.
9656 (add_call_read_ops): Likewise.
9657 (get_asm_expr_operands): Likewise.
9658 * tree-into-ssa.c (dump_decl_set): Likewise.
9659 (update_ssa): Likewise.
9660 * tree-sra.c (scan_function): Likewise.
9661 (decide_instantiations): Likewise.
9662 (scalarize_parms): Likewise.
9663 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9664 (dsa_named_for): Likewise.
9665 * tree-ssa-structalias.c (update_alias_info): Likewise.
9666 (merge_smts_into): Likewise.
9668 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
9671 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
9672 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
9673 * alias.h (nonoverlapping_memrefs_p): Likewise.
9675 2008-02-25 Jan Beulich <jbeulich@novell.com>
9677 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
9678 * config/i386/netware-libgcc.exp: Add __bswap?i2,
9679 __emultls_get_address, __emultls_register_common,
9680 __floatundi?f, and _Unwind_GetIPInfo.
9681 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
9682 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
9683 (gen_regparm_prefix): Likewise.
9684 (i386_nlm_encode_section_info): Sync with
9685 config/i386/winnt.c:i386_pe_encode_section_info().
9686 (i386_nlm_maybe_mangle_decl_assembler_name): New.
9687 i386_nlm_mangle_decl_assembler_name): New.
9688 (netware_override_options): New.
9689 * config/i386/netware.h (netware_override_options): Declare.
9690 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
9691 (i386_nlm_mangle_decl_assembler_name): Declare.
9692 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
9694 2008-02-25 Ben Elliston <bje@au.ibm.com>
9697 * c-decl.c (grokdeclarator): Remove unused local variables
9698 `typedef_type' and `type_as_written'.
9700 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
9701 unused local variable `has_hot_blocks'.
9702 (fix_crossing_conditional_branches): Remove unused local variable
9705 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
9708 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
9709 using DEF_C99_BUILTIN.
9710 (BUILT_IN_NANF): Ditto.
9711 (BUILT_IN_NANL): Ditto.
9713 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
9714 Revital Eres <eres@il.ibm.com>
9716 * modulo-sched.c (calculate_must_precede_follow): Address TODO
9717 regarding the order of two dependent insns in the same row.
9719 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
9721 * stor-layout.c (layout_decl): Do not bump the alignment of a
9722 bit-field to more than byte alignment if it is packed.
9724 2008-02-24 David Edelsohn <edelsohn@gnu.org>
9726 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
9729 2008-02-24 Diego Novillo <dnovillo@google.com>
9731 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
9734 * tree-vrp.c (vrp_evaluate_conditional): With
9735 -Wtype-limits, emit a warning when comparing against a
9736 constant outside the natural range of OP0's type.
9737 * c.opt (Wtype-limits): Move ...
9738 * common.opt (Wtype-limits): ... here.
9740 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
9742 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
9743 * config/rs6000/e300c2c3.md: New file.
9744 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9746 (rs6000_override_options): Add e300c2 and e300c3 cases to
9747 processor_target_table. Do not allow usage of Altivec or Spe
9748 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
9749 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
9750 * config/rs6000/rs6000.h (processor_type): Add
9751 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
9752 (ASM_CPU_SPEC): Add e300c2 and e300c3.
9753 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
9754 and ppce300c3. Include e300c2c3.md.
9756 2008-02-23 David Edelsohn <edelsohn@gnu.org>
9758 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
9759 instead of TARGET_STRICT_ALIGN.
9761 2008-02-23 Joseph Myers <joseph@codesourcery.com>
9763 * explow.c (memory_address): Assert that the generated address is
9766 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9769 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
9770 * config/darwin-ppc-ldouble-patch.def: New file.
9771 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
9772 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
9773 SUBTARGET_INIT_BUILTINS if defined.
9774 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
9777 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
9780 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
9781 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
9783 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
9786 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
9787 file" warning condtional on -Winvalid-PCH.
9789 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
9791 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
9793 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
9797 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
9798 prevent reload from using MMX registers.
9799 (*mov<mode>_internal): Ditto.
9800 (*movv2sf_internal_rex64): Ditto.
9801 (*movv2sf_internal): Ditto.
9803 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9805 PR documentation/31569
9806 * doc/install.texi2html: Use makeinfo --no-number-sections.
9808 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9810 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
9811 ensure that we can address an entire entity > 8 bytes. Don't
9812 generate reg+reg addressing for such data.
9814 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9816 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
9817 strings when optimizing for size, unless the target cares about
9820 2008-02-22 Tom Tromey <tromey@redhat.com>
9822 * regclass.c (current_pass): Remove declaration.
9824 2008-02-22 Anatoly Sokolov <aesok@post.ru>
9826 * config/avr/libgcc.S (__RAMPZ__): Define.
9827 (__do_copy_data): Add for devices with 128KB code memory.
9829 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9831 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9833 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
9835 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
9837 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
9840 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9843 * c-typeck.c (build_binary_op): Warn about floating point
9844 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
9846 2008-02-21 Janis Johnson <janis187@us.ibm.com>
9849 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
9850 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
9852 (rs6000_override_options): Set altivec_abi as default, not override,
9853 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
9854 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
9855 is used; use new member spe_abi.
9856 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
9857 spe_abi and altivec_abi.
9859 2008-02-22 Tomas Bily <tbily@suse.cz>
9861 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
9863 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9866 * config.build (build_file_translate): Set to `CMD //c' only if
9868 * Makefile.in (build_file_translate): Improve comment.
9870 2008-02-21 Jan Hubicka <jh@suse.cz>
9872 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
9873 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
9874 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
9876 2008-02-21 Michael Matz <matz@suse.de>
9879 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
9881 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
9883 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
9884 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
9886 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
9887 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
9888 SSE_VEC_FLOAT_MODE_P as insn constraint.
9889 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
9890 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
9891 sse4a_movntdf using MODEF mode iterator.
9892 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
9893 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
9894 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
9895 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
9896 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
9897 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
9898 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
9900 2008-02-21 Richard Guenther <rguenther@suse.de>
9902 * tree.def (PAREN_EXPR): New tree code.
9903 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
9905 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
9906 * expr.c (expand_expr_real_1): Likewise.
9907 * tree-inline.c (estimate_num_insns_1): Likewise.
9908 * tree-complex.c (expand_complex_move): Likewise.
9909 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
9912 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
9915 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
9917 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
9920 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
9922 * config/sh/sh.c (find_barrier): Don't go past
9923 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
9925 2008-02-20 DJ Delorie <dj@redhat.com>
9927 * config/h8300/h8300.md (insv): Force source operand to be a register.
9929 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
9930 as a jump, not as a plain insn.
9932 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
9934 * doc/invoke.texi (Warning Options): Add new option
9935 -Wframe-larger-than=.
9936 (-Wframe-larger-than): Document.
9938 * flags.h (warn_frame_larger_than, frame_larger_than_size):
9939 Add declarations for new option variables.
9941 * final.c (final_start_function): Check the frame size
9942 before emission and issue a Wframe-larger-than warning.
9944 * opts.c (warn_frame_larger_than, frame_larger_than_size):
9945 Add definitions for new option variables.
9946 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
9948 * common.opt (Wframe-larger-than=): New option.
9950 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
9952 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
9953 (<sse>_div<mode>3): Ditto.
9954 (<sse>_vmdiv<mode>3): Ditto.
9955 (<sse>_vmsqrt<mode>2): Ditto.
9956 (*smax<mode>3): Ditto.
9957 (sse5_frcz<mode>2): Ditto.
9958 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
9961 2008-02-20 Richard Guenther <rguenther@suse.de>
9964 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
9965 be happy with INTEGRAL_TYPE_P.
9967 2008-02-20 Richard Guenther <rguenther@suse.de>
9969 * fold-const.c (split_tree): Associate floatig-point expressions
9970 if flag_associative_math is set.
9972 2008-02-20 Richard Guenther <rguenther@suse.de>
9974 * tree.h (fold_real_zero_addition_p): Declare.
9975 * fold-const.c (fold_real_zero_addition_p): Export.
9976 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
9977 floating-point operations with zero and one.
9979 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
9981 * doc/install.texi: Correct references to CFLAGS, replacing them
9982 with BOOT_CFLAGS. Document flags used during bootstrap for
9985 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
9987 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
9988 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
9989 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
9991 (smin<mode>3): Ditto from similar patterns.
9992 (smax<mode>3): Ditto.
9993 (*ieee_smin<mode>3): Ditto.
9994 (*ieee_smax<mode>3): Ditto.
9995 * config/i386/sse.md (sse): New mode attribute.
9996 (mov<mode>): Macroize expander from movv4sf and movv2df using
9997 SSEMODEF2P mode iterator.
9998 (<sse>_movnt<mode>): Ditto from similar patterns. Use
9999 SSE_VEC_FLOAT_MODE_P as insn constraint.
10000 (storent<mode>): Ditto.
10001 (storent<mode>): Macroize expander from storentsf and storentdf using
10002 MODEF mode iterator.
10003 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
10004 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
10005 (abs<mode>2): Ditto from similar patterns.
10006 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
10007 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
10008 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
10009 (<sse>_vmsqrt<mode>2): Ditto.
10010 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
10011 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
10012 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
10013 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
10014 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
10015 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
10016 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
10018 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
10019 iterator and SSE_FLOAT_MODE_P as insn constraint.
10020 (<sse>_ucomi): Ditto from similar patterns.
10021 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
10022 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
10023 SSE_VEC_FLOAT_MODE_P as insn constraint.
10024 (vcond<mode>): Ditto from similar patterns.
10025 (and<mode>3, *and<mode>3): Ditto.
10026 (<sse>_nand<mode>3): Ditto.
10027 (ior<mode>3, *ior<mode>3): Ditto.
10028 (xor<mode>3, *xor<mode>3): Ditto.
10029 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
10030 iterator and SSE_FLOAT_MODE_P as insn constraint.
10031 (*nand<mode>3): Ditto from similar patterns.
10032 (*ior<mode>3): Ditto.
10033 (*xor<mode>3): Ditto.
10035 2008-02-20 Ira Rosen <irar@il.ibm.com>
10037 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
10038 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
10039 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
10041 2008-02-19 Jan Hubicka <jh@suse.cz>
10043 * predict.c (tree_bb_level_predictions): Remove variable next
10044 mistakely introduced by previous commit.
10046 2008-02-19 Jan Hubicka <jh@suse.cz>
10048 * predict.c (predict_paths_leading_to): Rewrite.
10049 (predict_paths_for_bb): New.
10050 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
10052 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10055 * Makefile.in (build_file_translate): New.
10056 (gcc-vers.texi): Use it for translating $(abs_srcdir).
10057 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
10058 * configure.ac (build_file_translate): Substitute it.
10059 * configure: Regenerate.
10061 2008-02-19 Jan Hubicka <jh@suse.cz>
10063 PR rtl-optimization/34408
10064 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
10067 2008-02-19 Jan Hubicka <jh@suse.cz>
10069 PR middle-end/28779
10070 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
10073 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
10076 * config/i386/i386-modes.def: Revert the last DI alignment
10077 change until Ada people can look into it.
10079 2008-02-19 Nick Clifton <nickc@redhat.com>
10081 * opts.c (print_specific_help): Fix typo in --help text.
10083 2008-02-19 Jakub Jelinek <jakub@redhat.com>
10086 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
10087 32-bit inline asm without asm alternatives for host GCC < 3.0.
10089 2008-02-19 Richard Guenther <rguenther@suse.de>
10091 PR tree-optimization/34989
10092 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
10093 Allow propagation to INDIRECT_REF if we can simplify only.
10095 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10097 * c-common.c (warn_for_collisions_1): Use appropriate option when
10100 2008-02-19 Nick Clifton <nickc@redhat.com>
10103 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
10104 (handle_options): Fix indentation.
10105 (print_filtered_help): If no language-specific options were
10106 displayed tell the user how to list all the options supported by
10107 the language's front-end.
10108 (print_specific_help): Fix indentation and remove duplicate line.
10109 (common_handle_option): Handle the -v option.
10110 For --help enable the display of undocumented options if the -v
10111 switch has been included on the command line.
10112 For --help= check for overlaps in the arguments between the option
10113 classes and the language names and issue a warning when they
10114 cannot be disambiguated.
10115 * c.opt (v): Pass on to the common option handler.
10117 2008-02-19 Revital Eres <eres@il.ibm.com>
10119 * modulo-sched.c (sms_schedule): Change dump message when
10120 create_ddg function fails.
10121 (try_scheduling_node_in_cycle): Rename row to cycle.
10122 (print_partial_schedule): Rename CYCLE to ROW.
10124 2008-02-19 Christian Bruel <christian.bruel@st.com>
10125 Zdenek Dvorak <ook@ucw.cz>
10127 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
10129 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
10132 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
10133 (*x86_movdicc_0_m1_se): Ditto.
10135 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
10137 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
10138 (CMPtype): Define as __gcc_CMPtype.
10139 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
10140 (CMPtype): Define as __gcc_CMPtype.
10142 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
10144 Support valgrind 3.3 for --enable-checking=valgrind.
10145 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
10147 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
10148 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
10149 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
10150 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
10151 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
10152 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
10153 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
10155 * ggc-zone.c: Similar.
10156 * ggc-page.c: Similar.
10158 2008-02-19 Paul Brook <paul@codesourcery.com>
10161 * config/arm/ieee754-df.S: Fix do_it typo.
10162 * config/arm/ieee754-sf.S: Fix do_it typo.
10164 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
10167 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
10168 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
10169 (OPTION_MASK_ISA_SSE_SET): Likewise.
10170 (OPTION_MASK_ISA_SSE2_SET): Likewise.
10171 (OPTION_MASK_ISA_SSE3_SET): Likewise.
10172 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
10173 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
10174 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
10175 (OPTION_MASK_ISA_SSE4_SET): Likewise.
10176 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
10177 (OPTION_MASK_ISA_SSE5_SET): Likewise.
10178 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
10179 (OPTION_MASK_ISA_MMX_UNSET): Updated.
10180 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
10181 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
10182 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
10183 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
10184 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
10185 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
10186 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
10187 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
10188 (OPTION_MASK_ISA_SSE4): Removed.
10189 (ix86_handle_option): Turn on bits in ix86_isa_flags and
10190 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
10191 (override_options): Don't turn on implied SSE/MMX bits in
10194 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
10196 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10199 2008-02-18 Joey Ye <joey.ye@intel.com>
10201 PR middle-end/34921
10202 * tree-nested.c (insert_field_into_struct): Set type alignment
10203 to field alignment if the former is less than the latter.
10205 2008-02-18 Jakub Jelinek <jakub@redhat.com>
10207 * BASE-VER: Set to 4.4.0.
10209 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10211 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
10212 * doc/cfg.texi: Likewise.
10213 * doc/extend.texi: Likewise.
10214 * doc/gty.texi: Likewise.
10215 * doc/invoke.texi: Likewise.
10216 * doc/loop.texi: Likewise.
10217 * doc/md.texi: Likewise.
10218 * doc/passes.texi: Likewise.
10219 * doc/rtl.texi: Likewise.
10220 * doc/sourcebuild.texi: Likewise.
10221 * doc/tm.texi: Likewise.
10222 * doc/tree-ssa.texi: Likewise.
10224 2008-02-17 Richard Guenther <rguenther@suse.de>
10226 PR middle-end/35227
10227 * tree-complex.c (init_parameter_lattice_values): Handle parameters
10228 without default definition.
10230 2008-02-17 Richard Guenther <rguenther@suse.de>
10232 PR tree-optimization/35231
10233 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
10236 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
10239 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10240 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
10241 libgcc_cmp_return mode.
10243 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10246 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
10248 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
10250 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
10253 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10255 * doc/c-tree.texi: Use `@.' where appropriate.
10256 * doc/extend.texi: Likewise.
10257 * doc/install.texi: Likewise.
10258 * doc/invoke.texi: Likewise.
10259 * doc/loop.texi: Likewise.
10260 * doc/makefile.texi: Likewise.
10261 * doc/md.texi: Likewise.
10262 * doc/passes.texi: Likewise.
10263 * doc/standards.texi: Likewise.
10264 * doc/tm.texi: Likewise.
10266 2008-02-15 Jakub Jelinek <jakub@redhat.com>
10268 PR middle-end/35196
10269 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
10271 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
10272 rather than in entry_bb.
10274 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10276 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
10277 libgcc_cmp_return mode.
10279 2008-02-15 Jakub Jelinek <jakub@redhat.com>
10281 PR middle-end/35130
10282 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
10283 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
10285 2008-02-15 Richard Guenther <rguenther@suse.de>
10286 Zdenek Dvorak <ook@ucw.cz>
10288 PR tree-optimization/35164
10289 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
10290 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
10291 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
10292 Only propagate addresses which do not have abnormal SSA_NAMEs
10295 2008-02-15 Joseph Myers <joseph@codesourcery.com>
10298 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
10300 2008-02-15 Jan Hubicka <jh@suse.cz>
10302 PR middle-end/35149
10303 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
10305 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10307 PR middle-end/34621
10308 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
10309 when calculating alignment_pad.
10311 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10313 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
10314 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
10315 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
10316 and STACK_BOUNDARY define.
10318 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
10320 PR preprocessor/35061
10321 * c-pragma.c (handle_pragma_pop_macro): Check that
10322 pushed_macro_table has been allocated.
10324 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
10326 PR middle-end/35136
10327 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
10328 (force_gimple_operand): Likewise.
10329 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
10330 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
10331 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
10332 (find_interesting_uses_address): Check addressability and alignment
10333 of the base expression only after substituting bases of IVs into it.
10335 2008-02-14 Michael Matz <matz@suse.de>
10338 * function.c (instantiate_virtual_regs_in_insn): Reload address
10339 before falling back to reloading the whole operand.
10341 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
10343 * config/s390/s390.c (s390_mainpool_start): Emit the pool
10344 before the first section switch note.
10346 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10348 * doc/bugreport.texi: Update copyright years.
10349 * doc/c-tree.texi: Likewise.
10350 * doc/cfg.texi: Likewise.
10351 * doc/cpp.texi: Likewise.
10352 * doc/cppinternals.texi: Likewise.
10353 * doc/fragments.texi: Likewise.
10354 * doc/frontends.texi: Likewise.
10355 * doc/gcc.texi: Likewise.
10356 * doc/gty.texi: Likewise.
10357 * doc/hostconfig.texi: Likewise.
10358 * doc/implement-c.texi: Likewise.
10359 * doc/libgcc.texi: Likewise.
10360 * doc/loop.texi: Likewise.
10361 * doc/makefile.texi: Likewise.
10362 * doc/options.texi: Likewise.
10363 * doc/passes.texi: Likewise.
10364 * doc/rtl.texi: Likewise.
10365 * doc/sourcebuild.texi: Likewise.
10366 * doc/standards.texi: Likewise.
10367 * doc/tree-ssa.texi: Likewise.
10368 * doc/trouble.texi: Likewise.
10370 * doc/extend.texi: Use @: or add comma where appropriate.
10371 * doc/invoke.texi: Likewise.
10372 * doc/tm.texi: Likewise.
10374 2008-02-14 Alan Modra <amodra@bigpond.net.au>
10377 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
10380 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
10382 * doc/md.texi (clz, ctz): Add reference.
10383 * doc/rtl.texi (clz, ctz): Likewise.
10385 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10388 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
10391 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
10393 * config/s390/s390.c (struct constant_pool): New field
10394 emit_pool_after added.
10395 (s390_mainpool_start): Set the emit_pool_after flag according
10396 to the section switch notes.
10397 (s390_mainpool_finish): Consider emit_pool_after when emitting
10398 the literal pool at the end of the function.
10399 (s390_chunkify_start): Force literal pool splits at section
10402 2008-02-13 Michael Matz <matz@suse.de>
10405 * var-tracking.c (clobber_variable_part): Correctly traverse the
10408 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10411 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
10412 Add -fdump-ipa-inline.
10413 * tree-dump.c (dump_files): Remove tree-inlined dump.
10414 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
10416 2008-02-12 Richard Guenther <rguenther@suse.de>
10418 PR tree-optimization/35171
10419 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
10422 2008-02-12 Richard Guenther <rguenther@suse.de>
10424 PR middle-end/35163
10425 * fold-const.c (fold_widened_comparison): Use get_unwidened in
10426 value-preserving mode. Disallow final truncation.
10428 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
10430 PR middle-end/35136
10431 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
10432 code from here to...
10433 (force_gimple_operand): ...here.
10435 2008-02-12 Jakub Jelinek <jakub@redhat.com>
10438 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
10439 non-compatible pointers.
10440 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
10441 different FIELD_DECLs, try harder by comparing field offsets, sizes
10444 PR inline-asm/35160
10445 * function.c (match_asm_constraints_1): Don't replace the same input
10448 2008-02-12 Anatoly Sokolov <aesok@post.ru>
10450 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
10451 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
10452 (expand_epilogue): Restore RAMPZ register.
10453 * config/avr/avr.md (RAMPZ_ADDR): New constant.
10455 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
10457 * config/i386/cygwin.asm: (__alloca): Correct calling
10458 convention and alignment.
10459 (__chkstk): Force 8 byte stack alignment.
10461 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
10462 Richard Guenther <rguenther@suse.de>
10464 PR tree-optimization/33992
10465 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
10466 the zero we compare against.
10468 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
10470 PR libfortran/35063
10471 * gthr-win32.h (__gthread_mutex_destroy_function): New function
10472 to CloseHandle after unlocking to prevent accumulation of handle
10475 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10477 PR middle_end/34150
10478 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
10479 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
10480 and update LABEL_NUSES during and after reload.
10482 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
10484 PR middle-end/34627
10485 * combine.c (simplify_if_then_else): Make sure the comparison is
10486 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
10488 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
10491 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
10492 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
10493 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
10494 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
10495 * tree.h (get_type_static_bounds): Likewise.
10497 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10499 * doc/invoke.texi (Option Summary, C++ Dialect Options)
10500 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10501 Make -Wfoo language annotations match what the compiler outputs.
10503 2008-02-08 Sa Liu <saliu@de.ibm.com>
10505 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
10506 intrinsics spu_convts, spu_convtu, spu_convtf.
10508 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
10510 * doc/extend.texi (Function Attributes) <noinline>: Mention
10511 asm ("") as method to keep calls.
10513 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10516 * doc/options.texi (Options): Replace references to opts.sh with
10518 * opts-common.c: Likewise.
10519 * optc-gen.awk: Likewise.
10521 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
10523 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
10525 2008-02-07 Richard Henderson <rth@redhat.com>
10528 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
10529 EXPR_LIST for the REG_EQUAL instead of a comparison with a
10532 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
10534 PR tree-optimization/35085
10535 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
10536 for operand entry oe2 in addition to operand entry oe3 in order to
10537 expose more opportunities for vectorizer sum reduction.
10539 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10542 * Makefile.in (LIBS): Remove $(GMPLIBS).
10543 (cc1-dummy, cc1): Add $(GMPLIBS).
10545 2008-02-06 Jan Hubicka <jh@suse.cz>
10548 * i386.md (moddf_integer): Do not produce partial memory stalls for
10549 targets where it hurts.
10551 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
10554 * optabs.c (expand_float): Do not check for decimal modes when
10555 expanding unsigned integer through signed conversion.
10557 2008-02-06 Nick Clifton <nickc@redhat.com>
10559 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
10560 inside the clobber with a match_operand and duplicated operand
10561 number in the constraint.
10562 (ineqbranchsi): Delete redundant comment.
10564 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
10566 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
10567 builtin_define ("__USE_INIT_FINI__").
10568 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
10570 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
10572 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10574 PR documentation/30330
10575 * doc/invoke.texi (C++ Dialect Options)
10576 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10577 For each warning option -Wfoo that allows -Wno-foo, ensure both
10578 -Wfoo and -Wno-foo are listed in the option index. Fix index
10579 entry of -Wswitch-default, index -Wnormalized= including the
10580 `=', and -Wlarger-than-@var{len} including @var{len}.
10582 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
10584 * config/i386/i386.md (floatunssisf2): Use
10585 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
10586 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
10587 Macroize expander using MODEF mode iterator.
10589 2008-02-05 Diego Novillo <dnovillo@google.com>
10591 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
10594 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
10596 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10599 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
10601 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
10604 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
10605 to indicate if a message should be generated.
10606 (init_cumulative_args): Updated.
10607 (function_value_32): Likewise.
10609 2008-02-05 Joseph Myers <joseph@codesourcery.com>
10611 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
10613 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
10616 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
10617 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
10619 2008-02-04 Diego Novillo <dnovillo@google.com>
10621 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
10624 * tree-vrp.c (vrp_evaluate_conditional): With
10625 -Wtype-limits, emit a warning when comparing against a
10626 constant outside the natural range of OP0's type.
10628 2008-02-04 Richard Guenther <rguenther@suse.de>
10630 PR middle-end/33631
10631 * expr.c (count_type_elements): Give for unions instead of
10634 2008-02-04 Richard Guenther <rguenther@suse.de>
10636 PR middle-end/35043
10637 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
10638 to TYPE_DOMAINs base type instead of using bitsizetype here.
10640 2008-02-03 Jason Merrill <jason@redhat.com>
10642 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
10644 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10647 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
10648 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
10649 (RS/6000 and PowerPC Options): Fix typos and markup.
10650 * doc/passes.texi (Tree-SSA passes): Likewise.
10652 2008-02-02 Michael Matz <matz@suse.de>
10655 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
10656 from record_last_reg_set_info.
10657 (record_last_reg_set_info): Take an RTX argument, iterate over all
10658 constituent hardregs.
10659 (record_last_set_info, record_opr_changes): Change calls to
10660 new signature or to record_last_reg_set_info_regno.
10662 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
10664 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
10666 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
10668 PR rtl-optimization/34773
10669 * reg-notes.def (EQUAL): Mention significance of combination of
10670 REG_EQUAL and REG_RETVAL.
10671 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
10672 insn that has a REG_RETVAL.
10674 2008-02-01 Roger Sayle <roger@eyesopen.com>
10677 * configure.ac (--enable-fixed-point): Disable unless explicitly
10679 * configure: Regenerate.
10681 2008-02-01 Richard Guenther <rguenther@suse.de>
10684 * invoke.texi (-finline-limit): Remove no longer true parts
10685 of the documentation. Note that there is no default value.
10687 2008-02-01 Andrew Pinski <pinskia@gmail.com>
10688 Mark Mitchell <mark@codesourcery.com>
10689 Ben Elliston <bje@au.ibm.com>
10692 * doc/extend.texi (Other Builtins): Document.
10694 2008-01-31 Tom Browder <tom.browder@gmail.com>
10696 * doc/c-tree.texi (Types): Fix grammar.
10697 (Expression trees): Ditto.
10698 * doc/passes.texi (Tree-SSA passes): Ditto.
10700 * doc/configterms.texi (Configure Terms): Fix typo.
10701 * doc/cpp.texi (Common Predefined Macros): Ditto.
10702 * doc/md.texi (Machine Constraints): Ditto.
10704 * doc/makefile.texi (Makefile): Add comma.
10706 2008-01-31 Tom Browder <tom.browder@gmail.com>
10707 Gerald Pfeifer <gerald@pfeifer.com>
10709 * doc/sourcebuild.texi (Front End): Remove references to CVS
10710 and CVSROOT/modules.
10711 (Texinfo Manuals): Replace reference to CVS by one to SVN.
10712 (Back End): Remove reference to CVS.
10714 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
10717 * config/mips/mips.c (gen_load_const_gp): New function, taking a
10719 (mips16_gp_pseudo_reg): ...here.
10720 * config/mips/mips.md (load_const_gp): Replace with...
10721 (load_const_gp_<mode>): ...this :P-based insn.
10723 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10725 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
10726 options. Minor fixes.
10727 (-std): Move reference to standards closer to where language
10728 standards are first mentioned.
10730 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
10732 PR rtl-optimization/34995
10733 * reload.c (alternative_allows_const_pool_ref): Take an rtx
10734 parameter and return a bool. If the rtx parameter is nonnull,
10735 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
10736 (find_reloads): Update call accordingly. Pass the new operand
10737 if it needed no address reloads, otherwise pass null.
10739 2008-01-30 Richard Henderson <rth@redhat.com>
10742 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
10743 for unbounded arrays.
10745 2008-01-30 Silvius Rus <rus@google.com>
10747 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
10749 2008-01-30 Jan Hubicka <jh@suse.cz>
10752 * i386.c (init_cumulative_args): Use real function declaration when
10755 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
10757 PR rtl-optimization/34998
10758 * global.c (build_insn_chain): Treat non-subreg_lowpart
10759 SUBREGs of pseudos as clobbering all the words covered by the
10760 SUBREG, not just all the bytes.
10761 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
10762 original df_ref rather than an extract parameter.
10763 (global_conflicts): Update call accordingly.
10765 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
10767 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
10768 the overflow check to make it easier to read.
10769 (__fixtfdi): Change the type of the ll member in union
10770 long_double to UDItype_x.
10772 2008-01-30 Jakub Jelinek <jakub@redhat.com>
10774 PR middle-end/34969
10775 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
10776 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
10777 * tree-inline.c (fold_marked_statements): Call
10778 cgraph_update_edges_for_call_stmt if folding a call statement.
10779 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
10780 debug_generic_stmt calls, reset it back afterwards.
10783 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
10785 * c-typeck.c (build_external_ref): Don't pedwarn about
10786 static vars in current function's scope.
10788 2008-01-29 Joseph Myers <joseph@codesourcery.com>
10790 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
10792 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
10795 * ipa-struct-reorg.c: Fix spelling.
10796 * params.def: Ditto.
10798 2008-01-29 Richard Guenther <rguenther@suse.de>
10800 PR middle-end/35006
10801 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
10803 * tree-inline.c (remap_type): Increment remapping_type_depth
10804 around remapping types.
10805 (copy_body_r): Only add referenced variables if they are referenced
10806 from code, not types.
10808 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
10819 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
10820 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
10822 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
10825 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
10826 pointer for tiny stack.
10828 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
10830 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
10832 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
10834 * config/vx-common.h: Fix typo in comment.
10836 2008-01-28 Ian Lance Taylor <iant@google.com>
10840 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
10841 coalesce pointers if they have different DECL_NO_TBAA_P values.
10842 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
10843 between variables with different DECL_NO_TBAA_P values.
10845 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
10848 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
10849 are not legitimate small data references on SPE targets.
10851 2008-01-28 David Daney <ddaney@avtrex.com>
10853 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
10855 2008-01-28 David Daney <ddaney@avtrex.com>
10857 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
10859 2008-01-27 Joseph Myers <joseph@codesourcery.com>
10861 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
10862 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
10863 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
10864 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
10865 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10866 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
10867 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
10868 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
10870 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10872 * basic-block.h (condjump_equiv_p): Fix comment.
10874 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10876 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
10877 print_generic_stmt_indented): Fix comment.
10879 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10881 * configure.ac (__stack_chk_fail): Add detecion for availability
10882 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
10883 * configure: Regenerate.
10885 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
10887 PR middle-end/34688
10888 * final.c (output_addr_const): Handle TRUNCATE.
10890 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
10893 * tree-ssa-loop-ivopts.c (comp_cost): New type.
10894 (zero_cost, infinite_cost): New constants.
10895 (struct cost_pair): Change type of cost to comp_cost.
10896 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
10897 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
10899 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
10900 split_address_cost, ptr_difference_cost, difference_cost,
10901 get_computation_cost_at, get_computation_cost,
10902 determine_use_iv_cost_generic, determine_use_iv_cost_address,
10903 determine_use_iv_cost_condition, determine_use_iv_costs,
10904 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
10905 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
10906 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
10907 Change type of cost to comp_cost.
10908 (determine_iv_cost): Increase cost of non-original ivs, instead
10909 of decreasing the cost of original ones.
10910 (get_address_cost): Indicate the complexity of the addressing mode
10912 (try_add_cand_for): Prefer using ivs not specific to some object.
10913 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
10915 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
10916 Janis Johnson <janis187@us.ibm.com>
10919 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
10920 (TARGET_INSTANTIATE_DECLS): Likewise.
10921 * target.h (expand_to_rtl_hook): New target hook.
10922 (instantiate_decls): Likewise.
10923 * function.c (instantiate_decl): Make non-static. Rename to...
10924 (instantiate_decl_rtl): ... this.
10925 (instantiate_expr): Use instantiate_decl_rtl.
10926 (instantiate_decls_1): Likewise.
10927 (instantiate_decls): Likewise.
10928 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
10929 * function.h (instantiate_decl_rtl): Add prototype.
10930 * cfgexpand.c (target.h): New include.
10931 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
10932 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
10933 (TARGET_INSTANTIATE_DECLS): Likewise.
10934 (TARGET_INITIALIZER): New target hooks added.
10935 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
10937 * config/rs6000/rs6000.c (tree-flow.h): New include.
10938 (machine_function): Add sdmode_stack_slot field.
10939 (rs6000_alloc_sdmode_stack_slot): New function.
10940 (rs6000_instantiate_decls): Likewise.
10941 (rs6000_secondary_memory_needed_rtx): Likewise.
10942 (rs6000_check_sdmode): Likewise.
10943 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
10944 (TARGET_INSTANTIATE_DECLS): Likewise.
10945 (rs6000_hard_regno_mode_ok): Allow SDmode.
10946 (num_insns_constant): Likewise. Handle _Decimal32 constants.
10947 (rs6000_emit_move): Handle SDmode.
10948 (function_arg_advance): Likewise.
10949 (function_arg): Likewise.
10950 (rs6000_gimplify_va_arg): Likewise. Add special handling of
10951 SDmode var args for 32-bit compiles.
10952 (rs6000_secondary_reload_class): Handle SDmode.
10953 (rs6000_output_function_epilogue): Likewise.
10954 (rs6000_function_value): Simplify if statement.
10955 (rs6000_libcall_value): Likewise.
10956 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
10957 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
10958 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
10959 (movsd_hardfloat): New define_insn.
10960 (movsd_softfloat): Likewise.
10961 (movsd_store): Likewise.
10962 (movsd_load): Likewise.
10963 (extendsddd2): Likewise.
10964 (extendsdtd2): Likewise.
10965 (truncddsd2): Likewise.
10966 (movdd_hardfloat64): Fixup comment.
10967 (UNSPEC_MOVSD_LOAD): New constant.
10968 (UNSPEC_MOVSD_STORE): Likewise.
10970 2008-01-26 Jakub Jelinek <jakub@redhat.com>
10973 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
10975 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
10976 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
10977 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
10978 and TRUTH_XOR_EXPR.
10980 2008-01-26 David Edelsohn <edelsohn@gnu.org>
10983 * config.gcc: Separate AIX 5.3 from AIX 6.1.
10984 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10985 __LONGDOUBLE128 too.
10986 * config/rs6000/aix61.h: New file.
10988 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
10990 PR rtl-optimization/34959
10991 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
10992 popcount and parity rtxes the same mode as their operand.
10993 Truncate or extend the result to the return value's mode
10996 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
10999 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
11000 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
11001 to GOT_VERSION_REGNUM.
11002 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
11003 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
11004 * config/mips/mips.c (mips_emit_call_insn): New function.
11005 (mips_call_tls_get_addr): Call mips_expand_call directly.
11006 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
11008 (mips16_build_call_stub): Likewise. Return the call insn or null.
11009 (mips_expand_call): Update the call to mips16_build_call_stub
11010 accordingly and a remove redundant condition. Assert that MIPS16
11011 stubs do not use lazy binding. Use mips_emit_call_insn and return
11013 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
11015 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
11016 (mips_avoid_hazard): Remove hazard_set handling.
11017 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
11018 (UNSPEC_RESTORE_GP): ...this.
11019 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
11020 (FAKE_CALL_REGNO): Rename to...
11021 (GOT_VERSION_REGNUM): ...this.
11022 (type): Add "ghost" value. Add an associated insn reservation.
11023 (hazard_set): Remove.
11024 (exception_receiver): Rename to...
11025 (restore_gp): ...this and update the unspec identifier accordingly.
11026 (exception_receiver, nonlocal_got_receiver): New expanders.
11027 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
11028 FAKE_CALL_REGNO. Remove hazard_set attribute.
11029 (set_got_version, update_got_version): New patterns.
11031 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
11034 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
11036 2008-01-25 Joseph Myers <joseph@codesourcery.com>
11039 * doc/install.texi2html: Generate gcc-vers.texi.
11041 2008-01-25 DJ Delorie <dj@redhat.com>
11043 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
11045 2008-01-25 Joseph Myers <joseph@codesourcery.com>
11047 * config/c4x: Remove directory.
11048 * config.gcc (crx-*, mt-*): Mark obsolete.
11049 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
11050 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
11051 sh-*-rtemscoff*): Remove cases.
11052 * defaults.h (C4X_FLOAT_FORMAT): Remove.
11053 * real.c (encode_c4x_single, decode_c4x_single,
11054 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
11055 c4x_extended_format): Remove.
11056 * real.h (c4x_single_format, c4x_extended_format): Remove.
11057 * doc/extend.texi (interrupt, naked): Remove mention of attributes
11059 (Pragmas): Remove comment about c4x pragmas.
11060 * doc/install.texi (c4x): Remove target-specific instructions.
11061 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
11062 * doc/md.texi (Machine Constraints): Remove C4x documentation.
11063 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
11064 refer to C4x source files as examples.
11065 (C4X_FLOAT_FORMAT): Remove documentation.
11067 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
11069 * config/bfin/bfin.c (override_options): Reorder tests so that
11070 flag_pic gets enabled for -msep-data.
11072 2008-01-25 Richard Guenther <rguenther@suse.de>
11074 PR middle-end/32244
11075 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
11076 to its bitfield precision if required.
11078 2008-01-25 Jakub Jelinek <jakub@redhat.com>
11080 PR middle-end/33880
11081 * tree-nested.c (walk_omp_for): New function.
11082 (convert_nonlocal_reference, convert_local_reference): Call
11083 walk_omp_for on OMP_FOR.
11084 (convert_call_expr): Call walk_body on OMP_FOR's
11085 OMP_FOR_PRE_INIT_BODY.
11087 2008-01-25 Richard Guenther <rguenther@suse.de>
11089 PR tree-optimization/34966
11090 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
11091 default defs and PHI_NODEs we have to insert after the
11092 defining statement.
11094 2008-01-24 Nick Clifton <nickc@redhat.com>
11096 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
11097 Provide a default definition.
11098 (LIBGCC2_UNITS_PER_WORD): Likewise.
11100 * config/stormy16/stormy16.c: Include df.h for the prototype
11101 for df_regs_ever_live_p.
11102 (xstormy16_expand_builtin_va_start): Convert the stack offset
11103 into a component_ref and then use POINTER_PLUS_EXPR to add it
11104 to the incoming_virtual_args_rtx.
11105 (xstormy16_gimplify_va_arg_expr): Rename to
11106 xstormy16_gimplify_va_arg_expr.
11107 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
11108 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
11109 xstormy16_gimplify_va_arg_expr.
11110 Fix up some formatting issues.
11112 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
11113 Move to predicates.md.
11114 (xs_hi_general_operand): Likewise.
11115 (xs_hi_nonmemory_operand): Likewise.
11116 * config/stormy16/predicates.md:
11117 (xstormy16_carry_plus_operand): New predicate.
11118 (xs_hi_general_operand): New predicate.
11119 (xs_hi_nonmemory_operand): New predicate.
11120 * config/stormy16/stormy16-protos.h:
11121 (xstormy16_carry_plus_operand): Delete prototype.
11122 (xs_hi_general_operand): Likewise.
11123 (xs_hi_nonmemory_operand): Likewise.
11125 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
11126 modifiers as they are no longer needed and they can trigger
11127 reload spill failures.
11129 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
11130 with a match_operand in order to help reload.
11132 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
11133 constraint with 'e' for the 8th alternative as this version of
11134 the mov.w instruction only accepts the lower 8 registers.
11136 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
11139 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
11140 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
11143 2008-01-25 Jakub Jelinek <jakub@redhat.com>
11145 PR middle-end/33333
11146 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
11148 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
11150 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
11152 (remove_structure): Update allocations list before removing structure.
11154 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
11156 * ipa-struct-reorg.c (is_safe_cond_expr,
11157 create_new_stmts_for_cond_expr): Use integer_zerop function,
11158 that recognize not only zero-pointer, but zero-integer too.
11160 2008-01-25 Ben Elliston <bje@au.ibm.com>
11163 * fixproto: Escape "." in sed expression that strips leading "./".
11165 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
11168 * gcc.c (SWITCH_OK): Removed.
11169 (SWITCH_LIVE): Changed to bit.
11170 (SWITCH_FALSE): Likewise.
11171 (SWITCH_IGNORE): Likewise.
11172 (switchstr): Change live_cond to unsigned int.
11173 (process_command): Replace SWITCH_OK with 0.
11174 (do_self_spec): Likewise.
11175 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
11176 (give_switch): Likewise.
11177 (used_arg): Likewise.
11178 (do_spec_1): Set the SWITCH_IGNORE bit.
11179 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
11180 bits. Set the SWITCH_LIVE bit.
11182 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
11184 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
11186 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
11188 PR tree-optimization/34472
11189 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
11190 parameter to a "bool *" and set *DATA to false if there is
11191 an unsafe access. Do not delete the structure here.
11192 (check_cond_exprs): Delete it here instead.
11193 (check_cond_exprs, exclude_cold_structs): Do not increase
11194 I when removing a structure.
11196 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
11199 * config/i386/i386.c (ix86_expand_vector_init): Consider only
11200 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
11202 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
11204 PR middle-end/34934
11205 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
11206 a fixed vector for stack.
11208 2008-01-24 Ben Elliston <bje@au.ibm.com>
11211 * doc/gcc.texi (Software development): Add a direntry for g++.
11213 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
11215 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
11216 stale and straggling -fforce-addr comments above.
11218 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
11220 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
11221 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
11223 2008-01-23 Michael Matz <matz@suse.de>
11226 * dwarf2out.c (force_type_die): Use modified_type_die instead of
11229 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
11231 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
11232 malloc result type.
11234 2008-01-23 Anatoly Sokolov <aesok@post.ru>
11236 * config/avr/avr.c (avr_current_arch): New variable.
11237 (avr_arch_types): Add 'avr31' and 'avr51' entries.
11238 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
11239 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
11240 (avr_override_options): Init 'avr_current_arch'.
11241 (base_arch_s): Move from here...
11242 * config/avr/avr.h (base_arch_s): ... here. Add new members
11243 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
11244 'mega' to 'have_jmp_call'.
11245 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
11246 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
11248 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
11250 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11251 MULTILIB_MATCHES): (Ditto.).
11253 2008-01-23 Richard Guenther <rguenther@suse.de>
11255 PR middle-end/31529
11256 * cgraphunit.c (cgraph_reset_node): Always mark the node
11257 not reachable if it is not queued already.
11259 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
11261 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
11262 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
11263 (cputype_selected): New static variable.
11264 (bfin_handle_option): Set it if -mcpu is used.
11265 (override_option): Select default set of workarounds if no cpu type
11266 selected on the command line.
11267 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
11269 From Michael Frysinger <michael.frysinger@analog.com>
11270 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
11271 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
11273 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
11274 for bf547, bf523, bf524, and bf526.
11275 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
11277 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11278 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
11279 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
11280 __ADSPBF547__ and __ADSPBF54x__ for bf547.
11281 * doc/invoke.texi (Blackfin Options): Document that
11282 -mcpu now accept bf547, bf523, bf524, and bf526.
11284 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
11286 PR rtl-optimization/34628
11287 * combine.c (try_combine): Stop and undo after the first combination
11288 if an autoincrement side-effect on the first insn has effectively
11291 2008-01-22 David Edelsohn <edelsohn@gnu.org>
11294 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
11295 Offset addresses are not valid for Altivec or paired float modes.
11297 2008-01-22 Jakub Jelinek <jakub@redhat.com>
11300 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
11301 if DECL_INITIAL (decl) is error_mark_node.
11304 * c-common.c (handle_vector_size_attribute): Only allow
11305 integral, scalar float and fixed point types. Handle OFFSET_TYPE
11306 the same way as pointer, array etc. types.
11307 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
11310 * tree.c (build_type_attribute_qual_variant): Call
11311 build_qualified_type if attributes are equal, but quals are not.
11313 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11316 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
11317 * flags.h (warn_strict_aliasing): Remove.
11318 (warn_strict_overflow): Remove.
11319 * opts.c (warn_strict_aliasing): Remove.
11320 (warn_strict_overflow): Remove.
11321 * c-opts.c (c_common_handle_option): -Wall only sets
11322 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
11323 (c_common_post_options): Give default values to -Wstrict-aliasing
11324 and -Wstrict-overflow if they are uninitialized.
11325 * common.opt (Wstrict-aliasing): Specify Var and Init.
11326 (Wstrict-overflow): Likewise.
11328 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
11330 PR rtl-optimization/26854
11331 PR rtl-optimization/34400
11332 PR rtl-optimization/34884
11333 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
11335 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
11336 (df_rd_bb_info.expanded_lr_out): Deleted
11337 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
11338 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
11339 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11340 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11341 Removed code to allocate, initialize or free expanded_lr_out.
11342 (df_rd_bb_local_compute_process_def): Restructured to make more
11344 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
11345 sets if the sets are being trimmed.
11347 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
11350 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
11351 (as_vers): Likewise.
11352 * configure: Regenerated.
11354 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11356 PR middle-end/33092
11357 * tree-pass.h (pass_build_alias): New pass.
11358 * tree-ssa-alias.c (gate_build_alias): New.
11359 (pass_build_alias): New.
11360 * passes.c (init_optimization_passes): Add pass_build_alias after
11361 pass_create_structure_vars.
11363 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
11365 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
11366 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
11367 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
11368 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
11369 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
11370 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
11371 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
11372 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
11373 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
11374 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
11375 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
11376 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
11377 * config/s390/s390.md (FP_ALL): New mode iterator.
11378 (_d): New mode attribute.
11379 ("*signbit<mode>2>"): Changed mode of first operand.
11380 ("isinf<mode>2"): Changed mode of first operand.
11381 ("*TDC_insn"): Adaptation for DFP modes.
11383 2008-01-22 Ben Elliston <bje@au.ibm.com>
11385 * tree.c (check_qualified_type): Improve function description.
11387 2008-01-21 Jason Merrill <jason@redhat.com>
11390 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
11391 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
11394 2008-01-21 DJ Delorie <dj@redhat.com>
11396 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
11399 2008-01-21 Richard Guenther <rguenther@suse.de>
11401 PR middle-end/34856
11402 * tree-cfg.c (verify_expr): Allow all invariant expressions
11403 instead of just constant class ones as reference argument.
11404 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
11405 like any other constant.
11406 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
11408 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
11410 * regmove.c (fixup_match_1): Update call crossed frequencies.
11412 2008-01-21 Richard Guenther <rguenther@suse.de>
11415 * tree-inline.c (setup_one_parameter): Deal with mismatched
11416 types using a VIEW_CONVERT_EXPR.
11418 2008-01-21 Alon Dayan <alond@il.ibm.com>
11419 Olga Golovanevsky <olga@il.ibm.com>
11421 PR tree-optimization/34701
11422 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
11423 when the structure size is not a power of 2.
11425 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
11427 * doc/install.texi: Add doc for --enable-checking=df.
11429 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
11431 PR rtl-optimization/34808
11432 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
11434 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11436 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
11439 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11441 PR rtl-optimization/26854
11442 PR rtl-optimization/34400
11443 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
11445 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
11446 (df_rd_bb_info.expanded_lr_out): New.
11447 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
11448 * loop_iv.c (iv_analysis_loop_init): Ditto.
11449 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11450 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11451 Added code to allocate, initialize or free expanded_lr_out.
11452 (df_rd_bb_local_compute_process_def): Restructured to make
11453 more understandable.
11454 (df_rd_confluence_n): Add code to do nothing with fake edges and
11455 code to no apply invalidate_by_call sets if the sets are being trimmed.
11456 (df_lr_local_finalize): Renamed to df_lr_finalize.
11457 (df_live_local_finalize): Renamed to df_live_finalize.
11459 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11462 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
11463 deciding whether to use reciprocal instructions.
11465 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
11467 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
11468 dwarf2out_note_section_used if cold_text_section is NULL.
11470 2008-01-19 Jakub Jelinek <jakub@redhat.com>
11472 PR gcov-profile/34610
11473 * tree-cfg.c (make_edges): Mark both outgoing edges from
11474 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
11475 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
11476 from OMP_FOR and OMP_CONTINUE outgoing edges.
11478 * tree-profile.c (tree_profiling): Return early if
11479 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
11481 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
11482 from cfun to child_cfun.
11483 * function.h (struct function): Add after_tree_profile bit.
11485 2008-01-19 Anatoly Sokolov <aesok@post.ru>
11487 * config/avr/avr.S (_exit): Disable interrupt.
11489 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
11490 Steven Bosscher <stevenb.gcc@gmail.com>
11492 PR rtl-optimization/26854
11493 PR rtl-optimization/34400
11494 * df-problems.c (df_live_scratch): New scratch bitmap.
11495 (df_live_alloc): Allocate df_live_scratch when doing df_live.
11496 (df_live_reset): Clear the proper bitmaps.
11497 (df_live_bb_local_compute): Only process the artificial defs once
11498 since the order is not important.
11499 (df_live_init): Init the df_live sets only with the variables
11500 found live by df_lr.
11501 (df_live_transfer_function): Use the df_lr sets to prune the
11502 df_live sets as they are being computed.
11503 (df_live_free): Free df_live_scratch.
11505 2008-01-18 Ian Lance Taylor <iant@google.com>
11507 * common.opt: Add fmerge-debug-strings.
11508 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
11509 flag_merge_debug_strings rather than flag_merge_constants.
11510 * doc/invoke.texi (Option Summary): Mention
11511 -fmerge-debug-strings.
11512 (Debugging Options): Document -fmerge-debug-strings.
11514 2008-01-18 Ian Lance Taylor <iant@google.com>
11517 * tree.h (DECL_IS_OPERATOR_NEW): Define.
11518 (struct tree_function_decl): Add new field operator_new_flag.
11519 * tree-inline.c (expand_call_inline): When inlining a call to
11520 operator new, force the return value to go into a variable, and
11521 set DECL_NO_TBAA_P on that variable.
11522 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
11524 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
11527 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
11528 DWARF2_DEBUGGING_INFO.
11529 (dwarf2out_note_section_used): Ditto. Add prototype.
11530 (have_multiple_function_sections, text_section_used,
11531 cold_text_section_used, *cold_text_sections): Move declarations
11534 2008-01-17 Bob Wilson <bob.wilson@acm.org>
11536 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
11537 field and add signal_ra.
11538 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
11539 assignments to frame state pc. Move end of stack check after
11540 MD_FALLBACK_FRAME_STATE_FOR.
11541 (uw_update_context_1): Use frame state signal_regs if set, instead
11542 of checking signal_frame flag.
11543 (uw_update_context): Use frame state signal_ra if set.
11544 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
11545 * config/xtensa/linux-unwind.h: New file.
11547 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
11549 * modulo-sched.c (get_sched_window): Fix comment typo.
11551 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
11553 PR tree-optimization/34648
11554 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
11556 2008-01-17 Anatoly Sokolov <aesok@post.ru>
11558 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
11559 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
11561 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
11563 PR rtl-optimization/34400
11564 * df-core.c (df_worklist_dataflow_overeager,
11565 df_worklist_dataflow_doublequeue): New functions.
11566 (df_worklist_dataflow): Two different worklist solvers.
11567 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
11570 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11573 * doc/invoke.texi: Document the dependence on pthread for fopenmp
11574 and ftree-parallelize-loops.
11576 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
11578 PR rtl-optimization/34826
11579 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
11581 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
11583 * global.c (find_reg): Mark the eh regs as used if necessary.
11584 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
11585 * ra.h (struct allocno): no_eh_reg field added. Changed
11586 no_stack_reg type to bitfield.
11588 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
11590 * tree.c (substitute_in_expr): Add missing 'break'.
11592 2008-01-17 Richard Guenther <rguenther@suse.de>
11594 PR tree-optimization/34825
11595 * tree-ssa-math-opts.c (is_division_by): Do not recognize
11596 x / x as division to handle.
11598 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11600 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
11601 "-pthread" is specified.
11602 * pa-hpux11.h (LIB_SPEC): Likewise.
11604 2008-01-16 Janis Johnson <janis187@us.ibm.com>
11605 Peter Bergner <bergner@vnet.ibm.com>
11607 PR rtl-optimization/33796
11608 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
11610 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11612 PR libgfortran/34699
11613 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
11615 * pa-hpux10.h (LINK_SPEC): Likewise.
11616 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
11618 2008-01-16 Richard Guenther <rguenther@suse.de>
11620 PR middle-end/32628
11621 * fold-const.c (fold_convert_const_int_from_int): Do not
11622 set overflow if that occured only because of a sign extension
11623 change when converting from/to a sizetype with the same
11624 precision and signedness.
11626 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
11629 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
11630 location address to the correct place. Update copyright year.
11632 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11634 * lambda-code.c (lambda_transform_legal_p): Handle the case of
11635 no dependences in the dependence_relations vector.
11637 2008-01-16 Jan Hubicka <jh@suse.cz>
11639 PR rtl-optimization/31396
11640 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
11641 * cfg.c (dump_reg_info): Print it.
11642 * regs.h (struct reg_info_t): add freq_calls_crossed.
11643 (REG_FREQ_CALLS_CROSSED): New macro.
11644 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
11645 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
11646 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
11647 regmove_optimize): Update call crossed frequencies.
11648 * local-alloc.c (struct qty): Add freq_calls_crossed.
11649 (alloc_qty): Copute freq_calls_crossed.
11650 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
11651 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
11652 * ra.h (struct allocno): Add freq_calls_crossed.
11654 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11656 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
11657 libgomp when compiling with ftree-parallelize-loops.
11658 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
11660 2008-01-16 Richard Guenther <rguenther@suse.de>
11662 PR tree-optimization/34769
11663 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
11664 * tree.c (int_cst_value): Instead make this function more
11665 permissive in what it accepts as valid input. Document this
11666 function always sign-extends the value.
11668 2008-01-16 Jakub Jelinek <jakub@redhat.com>
11669 Richard Guenther <rguenther@suse.de>
11672 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
11673 (gimple_fold_indirect_ref_rhs): ... this.
11674 (gimple_fold_indirect_ref): New function with foldings
11675 that preserve lvalueness.
11676 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
11677 * tree-flow.h (gimple_fold_indirect_ref): Declare.
11678 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
11679 to fold an INDIRECT_REF, fall back to the old use of
11680 fold_indirect_ref_1.
11682 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11684 * tree-data-ref.c (subscript_dependence_tester_1): Call
11685 free_conflict_function.
11686 (compute_self_dependence): Same.
11688 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
11691 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
11692 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
11694 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
11695 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
11696 for DWARF2_UNWIND_INFO targets.
11698 2008-01-16 Richard Guenther <rguenther@suse.de>
11701 * c-typeck.c (common_pointer_type): Do not merge inconsistent
11702 type qualifiers for function types.
11704 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
11706 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
11707 loop_iterator li from previous commit.
11709 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
11711 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
11713 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
11715 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
11716 (parallelize_loops): Don't parallelize irreducible components.
11718 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11721 * c-opts (c_common_post_options): Do not enable CPP
11722 flag_pedantic_errors by default.
11724 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
11726 PR rtl-optimization/31944
11727 * cse.c (remove_pseudo_from_table): New function.
11728 (merge_equiv_classes): Use above function to remove pseudo-registers.
11729 (invalidate): Likewise.
11731 2008-01-13 Richard Guenther <rguenther@suse.de>
11733 PR middle-end/34601
11734 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
11735 instead of TYPE_MODE to deal with calls from expand_one_error_var.
11737 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
11739 * gcse.c (cprop_jump): Call validate_unshare_change instead of
11740 validate_change to unshare the source of the PC set.
11742 2008-01-12 Jan Hubicka <jh@suse.cz>
11744 PR middle-end/32135
11745 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
11746 references above array bounds. This might trigger bounds checks for
11747 pointers to arrays.
11749 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
11751 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
11752 new_replaceable_dependencies.
11754 2008-01-12 Doug Kwan <dougkwan@google.com>
11756 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
11757 instead of OPT_Wreturn_type in warning due to ignored return type
11759 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
11760 options included in -Wextra.
11761 * c.opt: New option -Wignored_qualifiers.
11762 * doc/invoke.texi (Warning Options, -Wextra): Add new option
11763 -Wignore_qualifiers.
11764 (-Wignored-qualifiers): Document.
11765 (-Wreturn-type): Remove description of functionality now handled
11766 by -Wignored-qualifiers.
11768 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
11771 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
11772 NOP_EXPR if it is between integral types with the same precision.
11774 2008-01-12 Jan Hubicka <jh@suse.cz>
11777 * invoke.texi (max-inline-recursive-depth): Fix default value.
11779 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
11781 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
11784 2008-01-11 Bob Wilson <bob.wilson@acm.org>
11786 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
11788 2008-01-11 James E. Wilson <wilson@specifix.com>
11791 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
11793 2008-01-11 Anatoly Sokolov <aesok@post.ru>
11795 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
11796 save/restore frame pointer register and don't use 'call-prologues'
11797 optimization in function with "OS_task" attribute.
11799 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
11801 PR middle-end/31309
11802 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
11803 when copying to memory.
11805 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
11807 PR rtl-optimization/30905
11808 * cfgcleanup.c: Include dce.h
11809 (crossjumps_occured): New global variable.
11810 (try_crossjump_bb): Exit loop after finding a fallthru edge.
11811 If something changed, set crossjumps_occured to true.
11812 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
11813 Don't add/remove fake edges to exit here...
11814 (cleanup_cfg): ...but do it here, when crossjumping.
11815 Run a fast DCE when successful crossjumps occured in the latest
11816 iteration of try_optimize_cfg.
11818 2008-01-11 Richard Guenther <rguenther@suse.de>
11820 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
11821 (struct vn_unary_op_s): Likewise.
11822 (vn_reference_insert): Free old reference on hash collision.
11824 2008-01-10 Raksit Ashok <raksit@google.com>
11826 PR rtl-optimization/27971
11827 * combine.c (find_split_point): Split PLUS expressions which are
11828 inside a MEM rtx, and whose first operand is complex.
11830 2008-01-10 DJ Delorie <dj@redhat.com>
11832 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
11833 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
11834 (m32c_hard_regno_ok): Call the underlying function.
11836 2008-01-10 Richard Guenther <rguenther@suse.de>
11838 PR middle-end/34683
11839 * tree-cfg.c (tree_merge_blocks): Do not go through the
11840 full-blown folding and stmt updating path if we just deal
11841 with virtual operands.
11842 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
11843 test for abnormal SSA_NAMEs.
11845 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
11847 PR middle-end/34641
11848 * reload.c (push_reload): Add assertions. All constants from
11849 reg_equiv_constant should have been used for replacing the respective
11851 (find_reloads_address): Invoke find_reloads_address_part for
11852 constant taken from the reg_equiv_constant array.
11854 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
11856 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
11857 field (valnum) the first in the struct. Replace bools with
11860 2008-01-10 Richard Guenther <rguenther@suse.de>
11862 PR tree-optimization/34651
11863 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
11864 types and ordering for masking and converting.
11866 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
11868 PR tree-optimization/34017
11869 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
11870 also for PHI_NODE expressions.
11872 2008-01-09 Jan Hubicka <jh@suse.cz>
11874 PR tree-optimization/34708
11875 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
11876 based on number of case labels.
11877 (init_inline_once): Remove switch_cost.
11878 * tree-inline.h (eni_weights_d): Remove switch_cost.
11880 2008-01-09 Richard Guenther <rguenther@suse.de>
11881 Andrew Pinski <andrew_pinski@playstation.sony.com>
11883 PR middle-end/30132
11884 * gimplify.c (gimplify_cond_expr): Do not create an addressable
11885 temporary if an rvalue is ok or an lvalue is not required.
11887 2008-01-09 Richard Guenther <rguenther@suse.de>
11889 PR middle-end/34458
11890 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
11891 adjust return type.
11893 2008-01-09 Richard Guenther <rguenther@suse.de>
11895 PR middle-end/34679
11896 * tree.c (host_integerp): Check for sizetype only if the
11897 type is an integer type.
11899 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
11902 * opts.c (decode_options): Disable inlining of functions called
11903 once if not in unit-at-a-time mode.
11905 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
11907 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
11909 2008-01-08 Richard Guenther <rguenther@suse.de>
11911 PR middle-end/31863
11912 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
11913 out early if the result will be unused.
11915 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
11920 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11921 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
11924 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
11926 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
11927 for vectorization tuned.
11929 2008-01-08 Richard Guenther <rguenther@suse.de>
11931 PR tree-optimization/34683
11932 * tree-ssa-operands.c (operand_build_cmp): Export.
11933 * tree-ssa-operands.h (operand_build_cmp): Declare.
11934 * tree-vn.c (vuses_compare): Remove.
11935 (sort_vuses): Use operand_build_cmp.
11936 (sort_vuses_heap): Likewise.
11937 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
11938 to re-use old VEC if available. Do not sort already sorted VUSEs.
11939 (vdefs_to_vec): Do not sort already sorted VDEFs.
11941 2008-01-08 Jakub Jelinek <jakub@redhat.com>
11943 PR middle-end/34694
11944 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
11946 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
11949 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
11950 limitations of reciprocal sequences on x86 targets.
11952 2008-01-08 Richard Guenther <rguenther@suse.de>
11954 PR tree-optimization/34683
11955 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
11957 2008-01-07 Jakub Jelinek <jakub@redhat.com>
11960 * config/darwin.c (darwin_mergeable_string_section): Don't use
11961 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
11963 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
11966 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
11967 negxf2. Macroize expander using X87MODEF mode iterator. Change
11968 predicates of op0 and op1 to register_operand.
11969 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
11970 expander using X87MODEF mode iterator. Change predicates of
11971 op0 and op1 to register_operand.
11972 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
11973 corresponding patterns and macroize using MODEF macro. Change
11974 predicates of op0 and op1 to register_operand and remove
11975 "m" constraint. Disparage "r" alternative with "!".
11976 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
11977 macroize using X87MODEF macro. Change predicates of op0 and op1
11978 to register_operand and remove "m" constraint. Disparage "r"
11979 alternative with "!".
11980 (absneg splitter with memory operands): Remove.
11981 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
11982 patterns and macroize using X87MODEF mode iterator.
11983 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
11984 Change predicate of op1 to register_operand.
11985 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
11986 for memory operands.
11988 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
11990 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
11992 2008-01-07 Richard Guenther <rguenther@suse.de>
11994 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
11997 2008-01-07 Richard Guenther <rguenther@suse.de>
11999 PR tree-optimization/34683
12000 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
12001 VOPs of the needed size to save memory. Use VEC_quick_push
12002 to save compile-time.
12003 (vdefs_to_vec): Likewise.
12005 2008-01-07 Sa Liu <saliu@de.ibm.com>
12007 * config/spu/spu.md (divdf3): Genetate inline code for double
12008 division. The implementation doesn't handle INF or NAN, therefore it
12009 only applies when -ffinite-math-only is given.
12011 2008-01-06 Paolo Carlini <pcarlini@suse.de>
12014 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
12015 * doc/cpp.texi ([Common Predefined Macros]): Document.
12017 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
12019 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
12020 order to use commutative addition instead of subtraction.
12022 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
12023 Mircea Namolaru <namolaru@il.ibm.com>
12024 Vladimir Yanovsky <yanov@il.ibm.com>
12025 Revital Eres <eres@il.ibm.com>
12027 PR tree-optimization/34263
12028 * tree-outof-ssa.c (process_single_block_loop_latch,
12029 contains_tree_r): New functions.
12030 (analyze_edges_for_bb): Call process_single_block_loop_latch
12031 function to empty single-basic-block latch block if possible.
12033 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12035 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
12037 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
12039 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
12041 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
12043 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
12045 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
12047 2008-01-05 Jakub Jelinek <jakub@redhat.com>
12049 PR tree-optimization/34618
12050 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
12053 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12056 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
12057 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
12058 Update copyright year.
12060 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
12061 Update copyright year.
12062 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
12065 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
12067 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
12068 edge does not point to current bb before changing need_assert.
12070 2008-01-04 Richard Guenther <rguenther@suse.de>
12072 PR middle-end/34029
12073 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
12074 for verifying purposes if they are is_gimple_min_invariant.
12076 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
12078 PR tree-optimization/34448
12079 PR tree-optimization/34465
12080 * gimplify.c (gimplify_init_constructor): Add new parameter
12081 notify_temp_creation. Use it.
12082 (gimplify_modify_expr_rhs): Take volatiles into account when
12083 optimizing constructors.
12084 Do not optimize constructors if gimplify_init_constructor will dump to
12086 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
12087 * gcc.c-torture/compile/pr34448.c: New.
12089 2008-01-04 Jakub Jelinek <jakub@redhat.com>
12091 PR gcov-profile/34609
12092 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
12093 return_slot if result is TREE_ADDRESSABLE.
12095 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
12097 * config/mips/mips.md (sqrt_condition): Tweak comment.
12098 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
12100 2008-01-03 Tom Tromey <tromey@redhat.com>
12103 * c-common.c (c_type_hash): Handle VLAs.
12105 2008-01-03 Jan Hubicka <jh@suse.cz>
12107 PR tree-optimization/31081
12108 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
12109 0 when inlining and not inlining to first basic block.
12110 (remap_decl): When var is initialized to 0, don't set default_def.
12111 (expand_call_inline): Set entry_bb.
12112 * tree-inline.h (copy_body_data): Add entry_bb.
12114 2008-01-03 Jakub Jelinek <jakub@redhat.com>
12117 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
12120 PR tree-optimization/29484
12121 * tree-inline.c (inline_forbidden_p_2): New function.
12122 (inline_forbidden_p): Disallow inlining if some static var
12123 has an address of a local LABEL_DECL in its initializer.
12124 * doc/extend.texi (Labels as Values): Document &&foo behaviour
12127 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
12129 PR tree-optimization/34635
12130 * tree-data-ref.c (add_other_self_distances): Make sure that the
12131 evolution step is constant.
12133 2008-01-03 Jakub Jelinek <jakub@redhat.com>
12135 PR middle-end/34608
12136 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
12138 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
12140 * tree-sra.c (scalarize_init): Insert the generate_element_init
12141 statements after the generate_element_zero statements.
12143 2008-01-02 Richard Guenther <rguenther@suse.de>
12145 PR middle-end/34093
12146 PR middle-end/31976
12147 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
12148 for very large number of operands instead of ICEing.
12150 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
12153 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
12154 while stack probing.
12156 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
12158 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
12161 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
12163 PR libmudflap/26442
12164 * tree-mudflap.c (mx_register_decls): Guard warning by
12165 !DECL_ARTIFICIAL check.
12167 2008-01-01 Jakub Jelinek <jakub@redhat.com>
12169 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
12170 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
12171 sse5_perm<mode>): Fix constraints.