1 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
4 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
7 2008-06-13 Jakub Jelinek <jakub@redhat.com>
10 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
11 nested inline functions.
12 (start_decl, start_function): Don't invert DECL_EXTERNAL
13 for nested inline functions.
15 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
17 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
18 splits that must be made for correctness.
20 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
22 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
23 (AVAIL_NON_MIPS16): Likewise.
24 (mips_builtin_description): Replace target_flags with a predicate.
25 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
26 (dspr2_32): New availability predicates.
27 (MIPS_BUILTIN): New macro.
28 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
29 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
30 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
31 Replace the TARGET_FLAGS parameters with AVAIL parameters.
32 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
33 (mips_dsp_32only_bdesc): Merge into...
34 (mips_builtins): ...this new array.
35 (mips_bdesc_map, mips_bdesc_arrays): Delete.
36 (mips_init_builtins): Update after above changes.
37 (mips_expand_builtin_1): Merge into...
38 (mips_expand_builtin): ...here and update after above changes.
40 2008-06-12 Paul Brook <paul@codesourcery.com>
42 * longlong.h (__arm__): Define count_leading_zeros.
43 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
44 (clzsi2, clzdi2): New functions.
45 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
46 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
47 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
48 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
49 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
50 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
51 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
52 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
53 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
54 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
56 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
58 * config/m68k/m68k.c (m68k_tune_flags): New.
59 (override_options): Compute m68k_tune_flags.
60 (MULL_COST, MULW_COST): Update for various variants of CFV2.
61 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
63 2008-06-12 Jakub Jelinek <jakub@redhat.com>
66 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus
69 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
71 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
72 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
74 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
76 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
77 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
79 2008-06-12 Jakub Jelinek <jakub@redhat.com>
82 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
85 2008-06-12 Richard Guenther <rguenther@suse.de>
87 PR tree-optimization/36345
88 * tree-flow.h (struct ptr_info_def): Align escape_mask,
89 add memory_tag_needed flag.
90 (may_alias_p): Declare.
91 * tree-ssa-alias.c (may_alias_p): Export.
92 (set_initial_properties): Use memory_tag_needed flag.
93 (update_reference_counts): Likewise.
94 (reset_alias_info): Reset memory_tag_needed flag.
95 (create_name_tags): Check memory_tag_needed flag.
96 (dump_points_to_info_for): Dump it.
97 * tree-ssa-structalias.c (struct variable_info): Remove
98 directly_dereferenced flag.
99 (new_var_info): Do not initialize it.
100 (process_constraint_1): Do not set it.
101 (update_alias_info): Set is_dereferenced flag.
102 (set_uids_in_ptset): Use may_alias_p.
103 (set_used_smts): Check memory_tag_needed flag.
104 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
105 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
106 memory_tag_needed flag.
107 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
110 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
112 * config/i386/i386.c (ix86_compute_frame_layout): Disable red zone for
114 (ix86_expand_prologue): Likewise.
115 (ix86_force_to_memory): Likewise.
116 (ix86_free_from_memory): Likewise.
118 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
121 * config/rs6000/rs6000.c (rs6000_override_options): Set
122 rs6000_isel conditionally to the absence of comand line
124 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
125 Remove duplicate rs6000_isel setting.
126 * config/rs6000/eabispe.h: Ditto.
128 2008-06-11 Richard Guenther <rguenther@suse.de>
130 * alias.c (get_alias_set): Use the element alias-set for arrays.
131 (record_component_aliases): For arrays and vectors do nothing.
132 * c-common.c (strict_aliasing_warning): Handle the cases
133 of alias set zero explicitly.
134 * Makefile.in (dfp.o-warn): Add -Wno-error.
136 2008-06-11 Joseph Myers <joseph@codesourcery.com>
138 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
140 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
141 tune_32 tune_64 to supported_defaults. Allow values not
142 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
143 x86_64. Do not override cpu_32 or cpu_64 values from target name.
144 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
145 with_cpu_64 to generic for 64-bit-supporting configurations, not
146 with_cpu. Remove FIXMEs.
147 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
148 --with-arch-64, --with-tune-32, --with-tune-64): Document.
149 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
150 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
153 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
154 Olivier Hainque <hainque@adacore.com>
156 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
157 Use DECL_SIZE_UNIT to retrieve the size of the field.
159 2008-06-11 Joseph Myers <joseph@codesourcery.com>
161 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
162 with function calls after declarations. Lay out
163 neon_float_type_node before further use.
165 2008-06-11 Richard Guenther <rguenther@suse.de>
167 * tree-flow.h (may_point_to_global_var): Declare.
168 * tree-ssa-alias.c (may_point_to_global_var): New function.
169 * tree-ssa-sink.c (is_hidden_global_store): Use it.
171 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
173 * configure.ac: Teach that fido supports .debug_line.
174 * configure: Regenerate.
176 2008-06-10 Tom Tromey <tromey@redhat.com>
178 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
181 2008-06-10 Joseph Myers <joseph@codesourcery.com>
183 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
184 (encode_decimal64, decode_decimal64, encode_decimal128,
185 decode_decimal128): Reverse order of 32-bit parts of value if host
186 and target endianness differ.
188 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
189 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
191 (tree_mod_pow2_value_transform): Likewise.
192 (tree_ic_transform): Likewise.
193 (tree_stringops_transform): Likewise.
194 (tree_mod_subtract_transform): Likewise.
195 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
196 (copy_edges_for_bb): Likewise.
197 (initialize_cfun): Likewise.
199 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
201 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
202 nonmemory_operand. Add "N" operand constraint.
204 (*jcc_btdi_mask_rex64): New instruction and split pattern.
205 (*jcc_btsi_mask): Ditto.
206 (*jcc_btsi_mask_1): Ditto.
208 2008-06-10 Joseph Myers <joseph@codesourcery.com>
210 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
211 TYPE_CANONICAL for copied element type.
213 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
216 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
217 Add m_CORE2 and m_GENERIC.
218 * config/i386/predicates.md (bt_comparison_operator): New predicate.
219 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
221 (*jcc_btdi_rex64): New instruction and split pattern.
223 (*jcc_btsi_1): Ditto.
224 (*btsq): Fix Intel asm dialect operand order.
228 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
231 * simplify-rtx.c (simplify_subreg): Add check for shift count
234 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
236 * doc/md.texi: Synchronize with later constraints.md change.
237 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
238 with a C implementation.
239 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
241 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
242 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
243 when moving to and from MD_REGNUM.
244 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
245 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
246 Handle byte and halfword moves.
247 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
249 * config/mips/constraints.md (h): Turn into NO_REGS.
250 (l, x): Update documentation.
251 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
252 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
253 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
254 (HILO): New mode iterator.
256 (any_div): New code iterator.
257 (u): Extend code attribute to div and udiv.
258 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
259 d_operand in the splitters. Remove redundant CONST_INT checks.
260 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
261 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
262 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
263 accordingly, using normal moves instead of unspecs to move LO into
264 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
265 (<u>mulsidi3): Handle expansion in C code.
266 (<u>mulsidi3_32bit_internal): Rename to...
267 (<u>mulsidi3_32bit): ...this.
268 (<u>mulsidi3_32bit_r4000): Fix insn separator.
269 (*<u>mulsidi3_64bit): Rename to...
270 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
271 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
272 to set LO and HI to the multiplication result. Use a normal move
273 for MFLO and an unspec for MFHI.
274 (*<u>mulsidi3_64bit_parts): Replace with...
275 (<u>mulsidi3_64bit_hilo): ...this new instruction.
276 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
277 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
278 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
279 instead of HI. Split the instruction into a separate multiplication
280 and MFHI if !TARGET_FIX_R4000.
281 (<su>muldi3_highpart): Likewise.
282 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
283 and the "=h" clobber.
284 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
285 (<u>mulditi3): New expander.
286 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
287 (madsi): Remove "=h" clobber.
288 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
289 Force the modulus result to be a GPR and split the instruction into
290 a division followed by an MFHI after reload.
291 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
292 (*lea_high64): Use d_operand in the define_peephole2. Likewise
293 the MIPS16 HIGH define_split.
294 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
295 of acc<->gpr moves to "multi".
296 (*movdi_64bit): Replace the single "x" alternative with
297 alternatives for moving into and out of "a".
298 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
299 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
300 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
301 Use d_operand in the splitters. Remove redundant CONST_INT checks.
302 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
303 (movti): New expander.
304 (*movti, *movti_mips16): New insns.
305 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
306 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
307 (mthi<GPR:mode>_<HILO:mode>): Likewise.
308 * config/mips/predicates.md (fpr_operand): Delete.
309 (d_operand): New predicate.
311 2008-06-09 Michael Meissner <michael.meissner@amd.com>
313 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
314 failure on some Bourne shells.
317 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
319 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
321 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
323 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
324 (sparc-sun-solaris2*): Likewise.
326 2008-06-09 Arnaud Charlet <charlet@adacore.com
328 * doc/install.texi: Update requirements to build the Ada compiler.
330 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
332 * df-scan.c (struct df_scan_problem_data): Remove the
333 mw_link_pool alloc pool.
334 (df_scan_free_internal): Don't free it.
335 (df_scan_alloc): Don't allocate it.
336 * df.h (struct df_link): Update comment.
338 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
340 * except.h: Correct checks for when SJLJ exceptions must be used.
342 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
344 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
347 2008-06-08 Joseph Myers <joseph@codesourcery.com>
349 PR tree-optimization/36218
350 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
351 configure for the build system.
352 (BUILD_LDFLAGS): Define.
353 * configure: Regenerate.
354 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
356 2008-07-08 Anatoly Sokolov <aesok@post.ru>
359 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
360 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
361 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
363 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
365 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
367 2008-06-07 Joseph Myers <joseph@codesourcery.com>
369 * config.gcc (Obsolete configurations): Remove list of
371 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
372 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
373 targets matched by those patterns.
374 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
375 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
376 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
377 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
378 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
379 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
380 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
381 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
382 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
383 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
384 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
385 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
386 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
387 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
388 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
389 Make code for Solaris 7 and greater unconditional for Solaris.
390 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
391 Remove --with-* handling.
392 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
393 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
394 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
395 LINK_OS_WINDISS_SPEC): Remove.
396 * config/rs6000/sysv4.opt (mwindiss): Remove.
397 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
398 * configure: Regenerate.
399 * doc/cpp.texi: Don't mention BeOS.
400 * doc/extend.texi (interrupt): Don't mention MS1.
401 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
402 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
403 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
404 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
405 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
407 * doc/invoke.texi (MT Options): Remove.
409 (CRIS Options): Remove cris-axis-aout references.
410 (HPPA Options): Don't mention hppa1.1-*-pro.
411 * doc/md.texi: (MorphoTech family): Remove.
412 * libgcc2.c: Don't handle UWIN.
413 * config/alpha/t-unicosmk: Remove.
414 * config/alpha/unicosmk.h: Remove.
415 * config/arm/kaos-arm.h: Remove.
416 * config/arm/kaos-strongarm.h: Remove.
417 * config/arm/strongarm-coff.h: Remove.
418 * config/arm/strongarm-elf.h: Remove.
419 * config/arm/strongarm-pe.h: Remove.
420 * config/arm/t-strongarm-pe: Remove.
421 * config/arm/t-xscale-coff: Remove.
422 * config/arm/t-xscale-elf: Remove.
423 * config/arm/xscale-coff.h: Remove.
424 * config/arm/xscale-elf.h: Remove.
425 * config/chorus.h: Remove.
426 * config/cris/aout.h: Remove.
427 * config/cris/aout.opt: Remove.
428 * config/cris/t-aout: Remove.
429 * config/i386/beos-elf.h: Remove.
430 * config/i386/kaos-i386.h: Remove.
431 * config/i386/ptx4-i.h: Remove.
432 * config/i386/sco5.h: Remove.
433 * config/i386/sco5.opt: Remove.
434 * config/i386/sysv4-cpp.h: Remove.
435 * config/i386/sysv5.h: Remove.
436 * config/i386/t-beos: Remove.
437 * config/i386/t-sco5: Remove.
438 * config/i386/t-uwin: Remove.
439 * config/i386/uwin.asm: Remove.
440 * config/i386/uwin.h: Remove.
441 * config/kaos.h: Remove.
442 * config/mips/windiss.h: Remove.
443 * config/mt: Remove directory.
444 * config/pa/pa-osf.h: Remove.
445 * config/pa/pa-pro-end.h: Remove.
446 * config/pa/t-pro: Remove.
447 * config/ptx4.h: Remove.
448 * config/rs6000/beos.h: Remove.
449 * config/rs6000/kaos-ppc.h: Remove.
450 * config/rs6000/t-beos: Remove.
451 * config/rs6000/windiss.h: Remove.
452 * config/sh/kaos-sh.h: Remove.
453 * config/sol2-6.h: Remove.
454 * config/sparc/sol26-sld.h: Remove.
455 * config/sparc/sysv4-only.h: Remove.
456 * config/vax/bsd.h: Remove.
457 * config/vax/t-memfuncs: Remove.
458 * config/vax/ultrix.h: Remove.
459 * config/vax/vaxv.h: Remove.
460 * config/windiss.h: Remove.
462 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
464 PR rtl-optimization/36438
465 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
466 for vector shifts with constant scalar shift operands.
468 2008-06-06 Sandip Matte <sandip@rmicorp.com>
470 * doc/invoke.texi: Document -march=xlr.
471 * config/mips/xlr.md: New file.
472 * config/mips/mips.md: Include it.
474 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
475 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
476 (mips_rtx_cost_data): Likewise.
478 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
480 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
481 PRE_INC and PRE_DEC cases.
483 2008-06-06 Jakub Jelinek <jakub@redhat.com>
485 PR rtl-optimization/36419
486 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
487 the emitting jump insn.
490 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
491 is not bool, boolify the whole *expr_p and convert to the desired type.
493 2008-06-06 Jakub Jelinek <jakub@redhat.com>
495 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
496 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
497 Add omp_private_outer_ref hook, add another argument to
498 omp_clause_default_ctor hook.
499 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
500 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
501 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
502 hook_tree_tree_tree_tree_null.
503 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
504 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
505 * hooks.c (hook_tree_tree_tree_tree_null): New function.
506 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
507 * tree.def (OMP_TASK): New tree code.
508 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
509 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
510 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
511 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
512 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
513 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
514 OMP_CLAUSE_COLLAPSE_EXPR): Define.
515 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
516 (OMP_DIRECTIVE_P): Add OMP_TASK.
517 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
518 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
519 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
520 and OMP_CLAUSE_UNTIED entries.
521 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
523 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
524 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
525 * tree-pretty-print.c (dump_omp_clause): Handle
526 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
527 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
528 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
529 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
530 warning about unsigned iterators. Change decl/init/cond/incr
531 arguments to TREE_VECs, check arguments for all collapsed loops.
532 (c_finish_omp_taskwait): New function.
533 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
535 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
536 default_function_array_conversion on init. Add par_clauses argument.
537 If decl is present in parallel's lastprivate clause, change it to
538 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
539 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
540 collapse count in clauses.
541 (c_parser_omp_for, c_parser_omp_parallel): Adjust
542 c_parser_omp_for_loop callers.
543 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
544 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
545 (c_parser_omp_clause_name): Handle collapse and untied clauses.
546 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
548 (c_parser_omp_clause_schedule): Handle schedule(auto).
549 Include correct location in the error message.
550 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
551 and PRAGMA_OMP_CLAUSE_UNTIED.
552 (OMP_TASK_CLAUSE_MASK): Define.
553 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
554 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
555 * tree-nested.c (convert_nonlocal_omp_clauses,
556 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
557 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
558 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
559 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
561 (conver_nonlocal_reference, convert_local_reference,
562 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
563 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
564 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
565 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
566 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
567 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
568 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
569 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
570 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
572 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
573 * c-common.h (c_finish_omp_taskwait): New prototype.
574 * gimple-low.c (lower_stmt): Handle OMP_TASK.
575 * tree-parloops.c (create_parallel_loop): Create 1 entry
576 vectors for OMP_FOR_{INIT,COND,INCR}.
577 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
578 (make_edges): Handle OMP_TASK.
579 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
580 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
581 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
582 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
583 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
584 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
585 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
586 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
587 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
588 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
589 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
590 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
591 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
592 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
593 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
594 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
595 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
596 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
597 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
598 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
599 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
600 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
601 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
602 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
603 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
604 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
605 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
606 original iterator is present in lastprivate clause or if
607 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
608 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
609 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
610 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
611 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
612 if it is set, lookup var in outer contexts too. Handle
613 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
614 to be implicitly determined firstprivate for task regions.
615 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
616 if it is set, lookup var in outer contexts too. Set
617 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
618 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
619 OMP_CLAUSE_UNTIED. Take region_type as last argument
620 instead of in_parallel and in_combined_parallel.
621 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
623 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
624 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
625 (new_omp_context): Set default_kind to
626 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
627 (omp_region_type): New enum.
628 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
629 fields, add region_type.
630 (new_omp_context): Take region_type as argument instead of is_parallel
631 and is_combined_parallel.
632 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
633 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
634 ctx->is_combined_parallel checks.
635 (gimplify_omp_task): New function.
636 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
638 * omp-low.c (extract_omp_for_data): Use schedule(static)
639 for schedule(auto). Handle pointer and unsigned iterators.
640 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
641 Add loops argument. Extract data for collapsed OMP_FOR loops.
642 (expand_parallel_call): Assert sched_kind isn't auto,
643 map runtime schedule to index 3.
644 (struct omp_for_data_loop): New type.
645 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
646 Add loop, loops, collapse and iter_type fields.
647 (workshare_safe_to_combine_p): Disallow combined for if
648 iter_type is unsigned long long. Don't combine collapse > 1 loops
649 unless all bounds and steps are constant. Adjust extract_omp_for_data
651 (expand_omp_for_generic): Handle pointer, unsigned and long long
652 iterators. Handle collapsed OMP_FOR loops. Adjust
653 for struct omp_for_data changes. If libgomp function doesn't return
654 boolean_type_node, add comparison of the return value with 0.
655 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
656 pointer, unsigned and long long iterators. Adjust for struct
657 omp_for_data changes.
658 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
659 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
660 unsigned long long. Allocate loops array, pass it to
661 extract_omp_for_data. For collapse > 1 loops use always
662 expand_omp_for_generic.
663 (omp_context): Add sfield_map and srecord_type fields.
664 (is_task_ctx, lookup_sfield): New functions.
665 (use_pointer_for_field): Use is_task_ctx helper. Change first
666 argument's type from const_tree to tree. Clarify comment.
667 In OMP_TASK disallow copy-in/out sharing.
668 (build_sender_ref): Call lookup_sfield instead of lookup_field.
669 (install_var_field): Add mask argument. Populate both record_type
670 and srecord_type if needed.
671 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
673 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
674 and DECL_FIELD_OFFSET.
675 (scan_sharing_clauses): Adjust install_var_field callers. For
676 firstprivate clauses on explicit tasks allocate the var by value in
677 record_type unconditionally, rather than by reference.
678 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
679 Use is_taskreg_ctx instead of is_parallel_ctx.
680 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
681 (create_omp_child_function_name): Add task_copy argument, use
682 *_omp_cpyfn* names if it is true.
683 (create_omp_child_function): Add task_copy argument, if true create
684 *_omp_cpyfn* helper function.
685 (scan_omp_parallel): Adjust create_omp_child_function callers.
686 Rename parallel_nesting_level to taskreg_nesting_level.
687 (scan_omp_task): New function.
688 (lower_rec_input_clauses): Don't run constructors for firstprivate
689 explicit task vars which are initialized by *_omp_cpyfn*.
690 Pass outer var ref to omp_clause_default_ctor hook if
691 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
692 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
693 OMP_CLAUSE_REDUCTION_INIT.
694 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
695 avoid duplicate setting of fields. Handle
696 OMP_CLAUSE_PRIVATE_OUTER_REF.
697 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
698 copy-out if TREE_READONLY, only copy-in.
699 (expand_task_copyfn): New function.
700 (expand_task_call): New function.
701 (struct omp_taskcopy_context): New type.
702 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
704 (lower_omp_parallel): Rename to...
705 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
706 Call create_task_copyfn if srecord_type is needed. Adjust
708 (task_shared_vars): New variable.
709 (check_omp_nesting_restrictions): Warn if work-sharing,
710 barrier, master or ordered region is closely nested inside OMP_TASK.
711 Add warnings for barrier if closely nested inside of work-sharing,
712 ordered, or master region.
713 (scan_omp_1): Call check_omp_nesting_restrictions even for
714 GOMP_barrier calls. Rename parallel_nesting_level to
715 taskreg_nesting_level. Handle OMP_TASK.
716 (lower_lastprivate_clauses): Even if some lastprivate is found on a
717 work-sharing construct, continue looking for them on parent parallel
719 (lower_omp_for_lastprivate): Add lastprivate clauses
720 to the beginning of dlist rather than end. Adjust for struct
721 omp_for_data changes.
722 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
723 not after it. Handle collapsed OMP_FOR loops, adjust for
724 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
725 (get_ws_args_for): Adjust extract_omp_for_data caller.
726 (scan_omp_for): Handle collapsed OMP_FOR
727 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
728 (lower_omp_single_simple): If libgomp function doesn't return
729 boolean_type_node, add comparison of the return value with 0.
730 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
731 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
732 (parallel_nesting_level): Rename to...
733 (taskreg_nesting_level): ... this.
734 (is_taskreg_ctx): New function.
735 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
737 (execute_lower_omp): Rename parallel_nesting_level to
738 taskreg_nesting_level.
739 (expand_omp_parallel): Rename to...
740 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
741 Call omp_task_call for OMP_TASK regions.
742 (expand_omp): Adjust caller, handle OMP_TASK.
743 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
745 * bitmap.c (bitmap_default_obstack_depth): New variable.
746 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
747 if argument is NULL and bitmap_default_obstack is already initialized.
748 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
750 * matrix-reorg.c (matrix_reorg): Likewise.
752 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
754 * config/i386/i386.md (*indirect_jump): Macroize using P
755 mode iterator. Remove !TARGET_64BIT from insn constraints.
756 (*tablejump_1): Ditto.
757 (*indirect_jump_rex64): Remove insn pattern.
758 (*tablejump_1_rex64): Ditto.
759 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
760 and eh_return_si insn patterns.
762 2008-06-06 Richard Guenther <rguenther@suse.de>
764 * tree-ssa-structalias.c (merge_smts_into): Remove.
765 (find_what_p_points_to): Do not bother to compute the
766 points-to set for pt_anything pointers.
767 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
768 for pt_anything pointers is ok.
770 2008-06-06 Jan Hubicka <jh@suse.cz>
772 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
774 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
776 * cgraph.c: Fix typos in comments.
777 (cgraph_availability_names): Fix string typo.
778 * fold-const.c: Fix typos in comments.
779 (fold_binary): Fix typo in warning.
780 * genautomata.c: Fix typos in comments.
781 (check_presence_pattern_sets): Fix typo in local variable.
782 (output_description): Fix typo in output.
783 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
785 * matrix-reorg.c (check_allocation_function): Likewise.
786 * omega.c (smooth_weird_equations): Likewise.
787 * auto-inc-dec.c: Fix typos in comments.
788 * bb-reorder.c: Likewise.
789 * builtins.c: Likewise.
790 * c-common.c: Likewise.
791 * c-cppbuiltin.c: Likewise.
792 * c-parser.c: Likewise.
793 * c-pretty-print.c: Likewise.
794 * cfgcleanup.c: Likewise.
795 * cfgexpand.c: Likewise.
796 * cfghooks.c: Likewise.
797 * cfglayout.c: Likewise.
798 * cfgloopmanip.c: Likewise.
799 * cgraphunit.c: Likewise.
800 * coverage.c: Likewise.
801 * dbxout.c: Likewise.
802 * df-byte-scan.c: Likewise.
803 * df-core.c: Likewise.
804 * df-problems.c: Likewise.
805 * df-scan.c: Likewise.
807 * dominance.c: Likewise.
808 * domwalk.c: Likewise.
810 * dwarf2out.c: Likewise.
811 * emit-rtl.c: Likewise.
812 * et-forest.c: Likewise.
813 * function.c: Likewise.
814 * function.h: Likewise.
816 * gcov-io.c: Likewise.
819 * genattrtab.c: Likewise.
820 * ggc-page.c: Likewise.
821 * gimplify.c: Likewise.
822 * gthr-lynx.h: Likewise.
823 * haifa-sched.c: Likewise.
824 * ipa-cp.c: Likewise.
825 * ipa-inline.c: Likewise.
826 * ipa-prop.h: Likewise.
827 * ipa-pure-const.c: Likewise.
828 * ipa-struct-reorg.c: Likewise.
829 * ipa-struct-reorg.h: Likewise.
830 * ipa-type-escape.c: Likewise.
832 * loop-doloop.c: Likewise.
833 * mips-tfile.c: Likewise.
834 * mkmap-flat.awk: Likewise.
835 * mkmap-symver.awk: Likewise.
836 * modulo-sched.c: Likewise.
837 * omp-low.c: Likewise.
838 * optabs.c: Likewise.
839 * optabs.h: Likewise.
841 * passes.c: Likewise.
842 * postreload-gcse.c: Likewise.
843 * postreload.c: Likewise.
844 * predict.c: Likewise.
845 * pretty-print.h: Likewise.
846 * profile.c: Likewise.
847 * protoize.c: Likewise.
848 * ra-conflict.c: Likewise.
851 * regclass.c: Likewise.
853 * reload.c: Likewise.
854 * rtl-error.c: Likewise.
855 * rtlanal.c: Likewise.
857 * sched-rgn.c: Likewise.
860 * target.h: Likewise.
861 * tree-dfa.c: Likewise.
862 * tree-eh.c: Likewise.
863 * tree-flow-inline.h: Likewise.
864 * tree-inline.c: Likewise.
865 * tree-into-ssa.c: Likewise.
866 * tree-loop-distribution.c: Likewise.
867 * tree-nested.c: Likewise.
868 * tree-parloops.c: Likewise.
869 * tree-pass.h: Likewise.
870 * tree-pretty-print.c: Likewise.
871 * tree-profile.c: Likewise.
872 * tree-scalar-evolution.c: Likewise.
873 * tree-sra.c: Likewise.
874 * tree-ssa-alias-warnings.c: Likewise.
875 * tree-ssa-ccp.c: Likewise.
876 * tree-ssa-coalesce.c: Likewise.
877 * tree-ssa-dom.c: Likewise.
878 * tree-ssa-dse.c: Likewise.
879 * tree-ssa-forwprop.c: Likewise.
880 * tree-ssa-live.c: Likewise.
881 * tree-ssa-live.h: Likewise.
882 * tree-ssa-loop-im.c: Likewise.
883 * tree-ssa-loop-ivopts.c: Likewise.
884 * tree-ssa-loop-niter.c: Likewise.
885 * tree-ssa-loop-prefetch.c: Likewise.
886 * tree-ssa-phiopt.c: Likewise.
887 * tree-ssa-phiprop.c: Likewise.
888 * tree-ssa-sccvn.c: Likewise.
889 * tree-ssa-ter.c: Likewise.
890 * tree-ssa-threadupdate.c: Likewise.
891 * tree-ssa.c: Likewise.
892 * tree-vect-analyze.c: Likewise.
893 * tree-vect-transform.c: Likewise.
894 * tree-vectorizer.c: Likewise.
895 * tree-vn.c: Likewise.
896 * tree-vrp.c: Likewise.
898 * tree.def: Likewise.
900 * unwind-dw2-fde.c: Likewise.
901 * unwind.inc: Likewise.
902 * value-prof.c: Likewise.
903 * vmsdbgout.c: Likewise.
905 2008-06-05 David Edelsohn <edelsohn@gnu.org>
907 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
908 always place FP constants in the TOC for TARGET_POWERPC64.
909 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
911 2008-06-05 Joseph Myers <joseph@codesourcery.com>
913 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
914 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
915 enable for TARGET_E500_DOUBLE.
916 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
917 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
918 floating-point modes like integer modes for E500 double.
919 (rs6000_legitimate_offset_address_p): Likewise.
920 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
921 addressing for DDmode for E500 double.
922 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
923 modes as using 64-bits of registers for E500 double.
924 (spe_build_register_parallel): Do not handle DDmode or TDmode.
925 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
926 specially for E500 double.
927 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
928 TDmode for E500 double.
929 (rs6000_gimplify_va_arg): Only handle SDmode in registers
930 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
931 (rs6000_split_multireg_move): Do not handle TDmode specially for
933 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
934 using 64-bit registers for E500 double.
935 (emit_frame_save): Do not handle DDmode specially for E500 double.
936 (gen_frame_mem_offset): Likewise.
937 (rs6000_function_value): Do not call spe_build_register_parallel
938 for DDmode or TDmode.
939 (rs6000_libcall_value): Likewise.
940 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
941 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
944 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
946 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
949 2008-06-04 Junjie Gu <jgu@tensilica.com>
951 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
952 comparison for frame pointers.
954 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
957 * config/avr/avr.h (PUSH_ROUNDING): Remove.
959 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
962 * builtins.c (expand_builtin_signbit): Don't take lowpart when
963 register is already smaller or equal to required mode.
965 2008-06-04 Xinliang David Li <davidxl@google.com>
967 * tree-call-cdce.c: New file.
968 (cond_dead_built_in_calls): New static variable.
969 (input_domain): New struct.
970 (check_pow): New function.
971 (check_builtin_call): Ditto.
972 (check_target_format): Ditto.
973 (is_call_dce_candidate): Ditto.
974 (gen_one_condition): Ditto.
975 (gen_conditions_for_domain): Ditto.
977 (gen_conditions_for_pow_cst_base): Ditto.
978 (gen_conditions_for_pow_int_base): Ditto.
979 (gen_conditions_for_pow): Ditto.
980 (get_no_error_domain): Ditto.
981 (gen_shrink_wrap_conditions): Ditto.
982 (shrink_wrap_one_built_in_call): Ditto.
983 (shink_wrap_conditional_dead_built_in_calls): Ditto.
984 (tree_call_cdce): Ditto.
985 (gate_call_cdce): Ditto.
986 (pass_call_cdce): New gimple pass.
987 * passes.c: (init_optimization_passes): New pass.
988 * tree-pass.h: New pass declaration.
989 * opts.c (decode_options): New flag setting.
990 * common.opt: Add -ftree-builtin-call-dce flag.
991 * Makefile.in: Add new source file.
992 * tempvar.def: New tv_id.
993 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
995 2008-06-04 Richard Guenther <rguenther@suse.de>
997 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
998 (is_call_clobbered): Always check var_ann->call_clobbered.
999 (mark_call_clobbered): Always set var_ann->call_clobbered.
1000 (clear_call_clobbered): Always clear var_ann->call_clobbered.
1001 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
1002 (reset_alias_info): Clear call clobbering info on MTAGs and
1004 (set_pt_anything): Set pt_global_mem.
1005 (create_tag_raw): Adjust comment.
1006 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
1008 2008-06-04 Joseph Myers <joseph@codesourcery.com>
1009 Maxim Kuvyrkov <maxim@codesourcery.com>
1011 * config/m68k/m68k.opt (mxgot): New option.
1012 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
1013 (m68k_output_addr_const_extra): New.
1014 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
1015 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
1016 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
1017 * doc/invoke.texi (M680x0 Options): Document -mxgot.
1019 2008-06-04 Richard Guenther <rguenther@suse.de>
1021 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
1022 negative or non-representable offsets.
1024 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
1026 * config/i386/i386.c (ix86_gen_leave): New.
1027 (ix86_gen_pop1): Likewise.
1028 (ix86_gen_add3): Likewise.
1029 (ix86_gen_sub3): Likewise.
1030 (ix86_gen_sub3_carry): Likewise.
1031 (ix86_gen_one_cmpl2): Likewise.
1032 (ix86_gen_monitor): Likewise.
1033 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
1034 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
1035 ix86_gen_one_cmpl2 and ix86_gen_monitor.
1036 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
1037 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
1038 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
1039 (ix86_expand_epilogue): Updated.
1040 (print_operand): Handle integer register operand for 'z'.
1041 (ix86_expand_strlensi_unroll_1): Likewise.
1042 (ix86_expand_strlen): Likewise.
1043 (ix86_expand_builtin): Likewise.
1044 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
1045 mov{q}/mov{l} and add{q}/add{l}.
1047 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1049 * config/i386/i386.md (P): New mode iterator.
1050 (SFmode push_operand splitter): Macroize DImode and SImode pushes
1051 using P mode iterator.
1052 (DFmode push_operand splitter): Ditto.
1053 (XFmode push_operand splitter): Ditto.
1054 (DFmode float_extend SFmode push_operand splitter): Ditto.
1055 (XFmode float_extend SFmode push_operand splitter): Do not generate
1056 SImode pushes for 64bit target. Macroize Dimode and SImode
1057 pushes using P mode iterator.
1058 (XFmode float_extend DFmode push_operand splitter): Ditto.
1060 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1062 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
1063 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
1064 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
1066 (ix86_call_abi_override): Remove check for call_used_regs.
1068 2008-06-03 Richard Guenther <rguenther@suse.de>
1070 * tree-ssa-structalias.c (find_func_aliases): Add constraints
1071 for the lhs of calls if the return type contains pointers.
1073 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1075 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
1076 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
1077 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
1078 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
1079 of cfun and DEFAULT_ABI to deceide abi mode.
1081 (REG_PARM_STACK_SPACE): Removed.
1082 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
1083 (STACK_BOUNDARY): Use default target to deceide stack boundary.
1084 * config/i386/i386-protos.h (ix86_cfun_abi): New.
1085 (ix86_function_abi): Likewise.
1086 (ix86_function_type_abi): Likewise.
1087 (ix86_call_abi_override): Likewise.
1088 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
1089 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
1090 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
1091 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
1093 (X86_64_REGPARM_MAX): New.
1094 (X86_64_SSE_REGPARM_MAX): New.
1095 (X64_REGPARM_MAX): New.
1096 (X64_SSE_REGPARM_MAX): New.
1097 (X86_32_REGPARM_MAX): New.
1098 (X86_32_SSE_REGPARM_MAX): New.
1099 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
1100 (ix86_function_regparm): Handle user calling abi.
1101 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
1102 by DEFAULT_ABI versus SYSV_ABI check.
1103 (ix86_reg_parm_stack_space): New.
1104 (ix86_function_type_abi): New.
1105 (ix86_call_abi_override): New.
1106 (ix86_function_abi): New.
1107 (ix86_cfun_abi): New.
1108 (init_cumulative_args): Call abi specific initialization.
1109 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
1110 (function_arg_64): Extend SSE_REGPARM_MAX check.
1111 (function_arg (): Remove TARGET_64BIT_MS_ABI.
1112 (ix86_pass_by_reference): Likewise.
1113 (ix86_function_value_regno_p): Likewise.
1114 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
1115 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
1116 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
1117 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
1118 (setup_incoming_varargs_64): Adjust regparm for call abi.
1119 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
1120 (ix86_va_start): Likewise.
1121 (ix86_gimplify_va_arg): Likewise.
1122 (ix86_expand_prologue): Likewise.
1123 (output_pic_addr_const): Likewise.
1124 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
1125 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
1126 (x86_output_mi_thunk): Likewise.
1127 (x86_function_profiler): Likewise.
1128 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
1129 (SYSV_ABI, MS_ABI): New constants.
1131 (init_regs): Add prototype of function in regclass.c file.
1132 (OVERRIDE_ABI_FORMAT): New.
1133 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
1134 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
1135 (OUTGOING_REG_PARM_STACK_SPACE): New.
1136 (ix86_reg_parm_stack_space): New prototype.
1137 (CUMULATIVE_ARGS): Add call_abi member.
1138 (machine_function): Add call_abi member.
1139 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
1140 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
1142 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
1145 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
1146 (avr_builtin_setjmp_frame_value): New function.
1147 * config/avr/avr.md (nonlocal_goto_receiver): Define.
1148 (nonlocal_goto): Define.
1150 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
1152 * config/mips/mips.c (mips_emit_loadgp): Return early if
1153 there is nothing do to, otherwise emit a blockage if
1154 !TARGET_EXPLICIT_RELOCS || crtl->profile.
1155 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
1157 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1159 * configure.ac: Drop unneeded backslash ending up in config.in.
1160 * acinclude.m4: Likewise.
1161 * config.in: Regenerate.
1163 2008-05-26 Jan Hubicka <jh@suse.cz>
1165 * predict.c (maybe_hot_frequency_p): Break out of...
1166 (maybe_hot_bb_p): ... here.
1167 (maybe_hot_edge_p): New.
1168 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
1169 * basic-block.h (maybe_hot_edge_p): Declare.
1171 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
1173 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
1174 (*cmpfp_<mode>_cc): Ditto.
1175 (*fp_jcc_8<mode>_387): Ditto.
1176 (*fop_<MODEF:mode>_2_i387): Ditto.
1177 (*fop_<MODEF:mode>_3_i387): Ditto.
1178 (*fop_xf_2_i387): Ditto.
1179 (*fop_xf_3_i387): Ditto.
1181 2008-06-02 Tomas Bily <tbily@suse.cz>
1183 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
1185 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1187 * config/mips/mips.c (mips_valid_offset_p): New function.
1188 (mips_valid_lo_sum_p): Likewise.
1189 (mips_classify_address): Use them.
1190 (mips_force_address): New function.
1191 (mips_legitimize_address): Use it.
1192 * config/mips/mips.md (MOVE128): New mode iterator.
1193 (movtf): Require TARGET_64BIT. Remove empty strings.
1194 (*movtf_internal): Rename to...
1195 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
1196 of "R" and use {,fp}{load,store} attributes instead of "multi".
1197 Use a separate define_split.
1198 (*movtf_mips16): New pattern.
1200 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1202 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
1203 * config/mips/mips.c (mips_expand_before_return): New function.
1204 (mips_expand_epilogue): Call it.
1205 * config/mips/mips.md (return): Turn into a define_expand.
1206 (*return): New insn.
1208 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1210 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
1211 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
1212 functions. Do not emit uses and clobbers of CONCATs; individually
1213 use and clobber their operands.
1214 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
1215 gen_clobber, emit_use and gen_use.
1216 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
1217 (expand_builtin_return): Likewise.
1218 * cfgbuild.c (count_basic_blocks): Likewise.
1219 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
1220 * explow.c (emit_stack_restore): Likewise.
1221 * expmed.c (extract_bit_field_1): Likewise.
1222 * expr.c (convert_move, emit_move_complex_parts): Likewise.
1223 (emit_move_multi_word, store_constructor): Likewise.
1224 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
1225 (thread_prologue_and_epilogue_insns): Likewise.
1226 * lower-subreg.c (resolve_simple_move): Likewise.
1227 * optabs.c (widen_operand, expand_binop): Likewise.
1228 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
1229 * reload.c (find_reloads): Likewise.
1230 * reload1.c (eliminate_regs_in_insn): Likewise.
1231 * stmt.c (expand_nl_goto_receiver): Likewise.
1232 * config/alpha/alpha.md (builtin_longjmp): Likewise.
1233 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
1234 * config/arm/arm.c (arm_load_pic_register): Likewise.
1235 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
1236 * config/arm/arm.md (untyped_return): Likewise.
1237 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
1238 * config/avr/avr.c (expand_prologue): Likewise.
1239 * config/bfin/bfin.c (do_unlink): Likewise.
1240 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
1241 * config/cris/cris.c (cris_expand_prologue): Likewise.
1242 * config/darwin.c (machopic_indirect_data_reference): Likewise.
1243 (machopic_legitimize_pic_address): Likewise.
1244 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
1245 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
1246 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
1247 (ix86_expand_convert_uns_didf_sse): Likewise.
1248 (ix86_expand_vector_init_general): Likewise.
1249 * config/ia64/ia64.md (eh_epilogue): Likewise.
1250 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
1251 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
1252 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
1253 (config/iq2000/iq2000.c): Likewise.
1254 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1255 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
1256 (builtin_longjmp): Likewise.
1257 * config/mn10300/mn10300.md (call, call_value): Likewise.
1258 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
1259 * config/pdp11/pdp11.md (abshi2): Likewise.
1260 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
1261 * config/s390/s390.c (s390_emit_prologue): Likewise.
1262 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
1263 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
1264 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
1265 * config/sh/sh.c (prepare_move_operands): Likewise.
1266 (output_stack_adjust, sh_expand_epilogue): Likewise.
1267 (sh_set_return_address, sh_expand_t_scc): Likewise.
1268 * config/sparc/sparc.c (load_pic_register): Likewise.
1269 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
1270 * config/spu/spu.c (spu_expand_epilogue): Likewise.
1271 * config/v850/v850.c (expand_epilogue): Likewise.
1273 2008-05-31 Anatoly Sokolov <aesok@post.ru>
1275 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
1276 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
1277 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
1278 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
1279 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
1280 stack pointer register.
1281 (output_movhi): Remove code for interrupt specific writing to the
1282 stack pointer register.
1284 2008-05-31 Richard Guenther <rguenther@suse.de>
1286 PR tree-optimization/34244
1287 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
1288 (tree_expr_nonzero_warnv_p): Likewise.
1289 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1290 ssa_name_nonnegative_p.
1291 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
1292 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
1293 not tree_expr_nonzero_warnv_p.
1295 PR tree-optimization/36262
1297 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
1299 PR tree-optimization/34244
1300 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
1301 (record_numbers_of_iterations): New function.
1302 (execute_vrp): Cache the numbers of iterations of loops.
1303 * tree-scalar-evolution.c (scev_reset_except_niters):
1305 (scev_reset): Use scev_reset_except_niters.
1306 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
1308 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
1310 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1311 __WORKAROUND_RETS when appropriate.
1313 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
1315 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
1316 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
1318 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
1319 *fop_df_comm_sse insn patterns using MODEF mode iterator.
1320 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
1321 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
1322 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
1323 *fop_df_1_mixed insn patterns using MODEF mode iterator.
1324 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
1325 *fop_df_1_sse insn patterns using MODEF mode iterator.
1326 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
1327 *fop_df_1_i387 insn patterns using MODEF mode iterator.
1328 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
1329 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
1330 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
1331 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
1332 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
1333 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
1334 (*fop_xf_4_i387): Use <MODE> for mode attribute.
1335 (*fop_xf_5_i387): Ditto.
1336 (*fop_xf_6_i387): Ditto.
1338 2008-05-30 Richard Guenther <rguenther@suse.de>
1340 * builtins.c (build_string_literal): Avoid generating
1341 a non-gimple_val result.
1343 2008-05-30 DJ Delorie <dj@redhat.com>
1345 * exec-tool.in: Use an environment variable (private) instead of a
1346 file (shared) as a semaphore, so as to not break parallel builds.
1348 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
1350 * optabs.c (maybe_encapsulate_block): Remove.
1351 (emit_libcall_block): Adjust accordingly.
1352 * optabs.h (maybe_encapsulate_block): Remove prototype.
1354 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
1355 Don't use maybe_encapsulate_block.
1357 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
1359 * config/rs6000/rs6000.c (rs6000_legitimize_address,
1360 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
1361 rtx is a SYMBOL_REF before calling get_pool_constant.
1363 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
1365 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
1367 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
1369 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
1370 rather than OS names to choose INO_T_EQ definition.
1371 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
1372 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
1374 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
1377 * config/darwin-f.c: New.
1378 * config/t-darwin: Added rule to build darwin-f.o.
1379 * config.gcc: Defined new variable, fortran_target_objs.
1380 (*-*-darwin*): Set fortran_target_objs.
1381 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
1382 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
1383 * configure: Regenerated.
1385 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
1388 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
1389 canonical type if needed.
1391 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
1393 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
1395 2008-05-29 Richard Guenther <rguenther@suse.de>
1397 PR tree-optimization/36343
1398 PR tree-optimization/36346
1399 PR tree-optimization/36347
1400 * tree-flow.h (clobber_what_p_points_to): Declare.
1401 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
1402 pointed-to variable is dereferenced is irrelevant to whether
1403 the pointer can access the pointed-to variable.
1404 (clobber_what_p_points_to): New function.
1405 * tree-ssa-alias.c (set_initial_properties): Use it.
1406 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
1407 call clobber check for NMTs.
1409 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1411 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
1412 for printing gcov_type.
1414 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1416 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
1417 and the eh region information.
1418 * value-prof.c (gimple_move_stmt_histograms): New function.
1419 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
1421 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
1423 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
1425 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1427 * value-prof.c (tree_ic_transform): Print counts.
1428 * tree-profile.c (tree_gen_ic_func_profiler):
1429 Clear __gcov_indreict_call_callee variable to avoid misattribution
1432 2008-05-28 Rafael Espindola <espindola@google.com>
1434 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
1437 2008-05-28 Richard Guenther <rguenther@suse.de>
1439 PR tree-optimization/36339
1440 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
1441 and clobbering code out of the loop.
1443 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1445 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
1448 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
1449 s390_contiguous_bitmask_p, s390_symref_operand_p,
1450 s390_check_symref_alignment, s390_reload_larl_operand,
1451 s390_reload_symref_address): New functions.
1452 (s390_branch_condition_mnemonic): Support compare and branch
1454 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
1455 and 'W' constraints.
1456 (s390_secondary_reload): Add secondary reloads for unaligned
1457 symbol refs or symbol refs to floating point or QI/TI mode
1459 (legitimate_address_p): Accept symbol references as addresses.
1460 (s390_expand_insv): Use rotate and insert selected bits
1461 instruction for insv when building for z10.
1462 (print_operand_address): Handle symbol ref addresses.
1463 (print_operand): Output modifier 'c' added for signed byte values.
1464 (s390_encode_section_info): Mark symbol refs with
1465 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
1467 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
1468 (length attribute): RRF, RRR have 4 byte length.
1469 (FPALL, INTALL): New mode iterators added.
1470 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
1471 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
1472 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
1473 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
1474 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
1475 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
1476 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
1477 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
1479 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
1480 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
1481 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
1482 reload<INTALL:mode><P:mode>_toreg_z10,
1483 reload<FPALL:mode><P:mode>_tomem_z10,
1484 reload<FPALL:mode><P:mode>_toreg_z10,
1485 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
1486 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
1487 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
1488 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
1490 (movmem, clrmem, cmpmem): New splitters added.
1492 * config/s390/predicates.md (larl_operand): Use
1493 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
1494 SYMBOL_REF_ALIGN1_P.
1495 (s390_signed_integer_comparison,
1496 s390_unsigned_integer_comparison): New predicates.
1498 * config/s390/s390-protos.h (s390_check_symref_alignment,
1499 s390_contiguous_bitmask_p, s390_reload_larl_operand,
1500 s390_reload_symref_address,
1501 s390_compare_and_branch_condition_mask): Prototypes added.
1503 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
1504 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
1505 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
1507 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1509 * config/s390/s390.c (z10_cost): New cost function for z10.
1510 (s390_handle_arch_option, override_options): Support -march=z10 switch.
1511 (s390_issue_rate): Adjust issue rate for z10.
1512 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
1513 (processor_flags): Add PF_Z10.
1514 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
1515 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
1516 * gcc/config.gcc: Add z10.
1518 2008-05-28 Richard Guenther <rguenther@suse.de>
1520 PR tree-optimization/36291
1521 * tree-flow. h (struct gimple_df): Remove var_anns member.
1522 * tree-flow-inline.h (gimple_var_anns): Remove.
1523 (var_ann): Simplify.
1524 * tree-dfa.c (create_var_ann): Simplify.
1525 (remove_referenced_var): Clear alias info from var_anns of globals.
1526 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
1527 (delete_tree_ssa): Clear alias info from var_anns of globals.
1528 Do not free var_anns.
1529 (var_ann_eq): Remove.
1530 (var_ann_hash): Likewise.
1532 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
1534 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
1535 and loongson2f entries.
1536 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
1537 * config/mips/mips.h (processor_type): Add Loongson-2E
1538 and Loongson-2F entries.
1539 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
1540 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
1541 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
1542 * doc/invoke.texi (MIPS Options): Document loongson2e
1543 and loongson2f processor names.
1545 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1549 * config/i386/i386.c (ix86_function_arg_boundary): Use
1550 alignment of canonical type.
1551 (ix86_expand_vector_move): Check unaligned memory access for
1554 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1556 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
1557 Moved to the front of file.
1559 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
1560 H.J. Lu <hongjiu.lu@intel.com>
1562 * dwarf2out.c (current_fde): New.
1564 (lookup_cfa:): Likewise.
1565 (dwarf2out_end_epilogue): Likewise.
1566 (dwarf2out_note_section_used): Likewise.
1568 2008-05-27 Michael Matz <matz@suse.de>
1571 * c.opt (Wenum-compare): New warning option.
1572 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
1574 2008-05-27 Michael Matz <matz@suse.de>
1577 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
1579 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
1580 into memory as tail calls.
1582 2008-05-27 Richard Guenther <rguenther@suse.de>
1584 PR tree-optimization/36339
1585 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
1586 pointers cause all addressable variables to be call clobbered.
1588 2008-05-27 Richard Guenther <rguenther@suse.de>
1590 PR tree-optimization/36245
1591 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
1593 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1595 * config/s390/s390.md: Replace all occurences of the 'm'
1596 constraint with 'RT'.
1598 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1600 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
1602 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
1604 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
1605 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
1606 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
1608 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1610 * reload.c: (find_reloads): Skip alternatives according to the
1611 "enabled" attribute. Constify the constraint variable.
1612 * recog.c (get_attr_enabled): Add default implementation.
1613 (extract_insn): Set the alternative_enabled_p array
1614 in the recog_data struct.
1615 (preprocess_constraints, constrain_operands): Skip
1616 alternatives according to the "enabled" attribute
1617 * recog.h (struct recog_data): New field alternative_enabled_p.
1618 (skip_alternative): New inline function.
1619 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
1620 (record_reg_classes): Skip alternative according to the
1621 "enabled" attribute.
1623 * doc/md.texi: Add documention for the "enabled" attribute.
1625 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1627 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
1628 * postreload.c (reload_cse_simplify_operands): Replace 'm'
1629 constraint with TARGET_MEM_CONSTRAINT.
1630 * recog.c (asm_operand_ok, preprocess_constraints,
1631 constrain_operands): Likewise.
1632 * regclass.c (record_reg_classes): Likewise.
1633 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
1634 * reload1.c (maybe_fix_stack_asms): Likewise.
1635 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
1636 * recog.h: Adjust comment.
1637 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
1638 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
1639 * doc/md.texi: Add a note to description of 'm' constraint.
1640 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
1642 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
1644 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
1645 that the bitfield is of integral type before testing its precision.
1647 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1648 Sa Liu <saliu@de.ibm.com>
1650 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
1651 __modti3, __udivti3, __umodti3 and __udivmodti4.
1652 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
1653 that implement TImode mul and div functions.
1654 * config/spu/multi3.c: New. Implement __multi3.
1655 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
1656 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
1659 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
1661 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
1662 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
1663 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
1664 tls_sysv_suffix): New mode and mode attribute iterators.
1665 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
1666 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
1667 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
1668 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
1669 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
1672 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
1674 PR tree-optimization/36329
1675 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
1676 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
1677 * cgraphbuild.c (initialize_inline_failed): Use the latter
1678 macro in lieu of the former.
1679 * ipa-inline.c (cgraph_mark_inline): Likewise.
1680 (cgraph_decide_inlining_of_small_function): Likewise.
1681 (cgraph_decide_inlining): Likewise.
1682 (cgraph_decide_inlining_incrementally): Likewise.
1684 2008-05-26 Tristan Gingold <gingold@adacore.com>
1685 Anatoly Sokolov <aesok@post.ru>
1687 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
1688 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
1689 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
1690 optimization for 'avr6' architecture.
1692 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
1695 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
1697 2008-05-26 Richard Guenther <rguenther@suse.de>
1699 * tree-ssa-sccvn.c (expr_has_constants): Declare.
1700 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
1702 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
1705 * caller-save.c (insert_restore): Verify alignment of spill space.
1706 (insert_save): Likewise.
1707 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
1708 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
1709 (STACK_SLOT_ALIGNMENT): Likewise.
1710 * function.c (LOCAL_ALIGNMENT): Removed.
1711 (get_stack_local_alignment): New.
1712 (assign_stack_local): Use it. Set alignment on stack slot.
1713 (assign_stack_temp_for_type): Use get_stack_local_alignment.
1714 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
1715 (STACK_SLOT_ALIGNMENT): New.
1716 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
1717 stack slot in XFmode.
1719 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
1721 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
1724 * config/i386/i386.md (allocate_stack_worker_64): Make sure
1725 argument operand in rax isn't removed.
1727 2008-05-26 Richard Guenther <rguenther@suse.de>
1730 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
1731 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
1733 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1736 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
1738 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
1740 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
1741 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
1743 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
1745 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
1746 build a trampoline if we don't want one.
1747 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
1748 return zero for nested functions if we don't want a trampoline.
1750 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1752 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
1754 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1757 * c.opt: Removed undocumented option '-lang-fortran'.
1758 * c-common.h: Removed global variable 'lang_fortran'.
1759 * c-opts.c (c_common_handle_option): Removed code to handle
1760 option '-lang-fortran'. Updated includes.
1761 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
1762 definition of '__GFORTRAN__'.
1763 (define__GNUC__): Reimplemented to use BASEVER and
1764 cpp_define_formatted.
1765 (builtin_define_with_value_n): Removed.
1766 * c-incpath.h: Renamed to ...
1767 * incpath.h: ... this.
1768 * c-incpath.c: Renamed to ...
1769 * incpath.c: ... this. Updated includes.
1770 * fix-header.c: Updated includes.
1771 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
1772 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
1773 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
1775 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
1777 * tree.h: Update the table of flags used on tree nodes.
1778 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
1779 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
1780 (FORCED_LABEL): Add access check.
1781 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
1782 (ASM_INPUT_P): Likewise.
1783 (ASM_VOLATILE_P): Likewise.
1784 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
1785 (OMP_SECTION_LAST): Access private_flag directly.
1786 (OMP_RETURN_NOWAIT): Likewise.
1787 (OMP_PARALLEL_COMBINED): Likewise.
1788 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
1789 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
1790 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
1791 deprecated_flag directly.
1793 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
1795 * final.c (frame_pointer_needed): Removed.
1796 * flags.h (frame_pointer_needed): Likewise.
1798 * function.h (rtl_data): Add frame_pointer_needed.
1799 (frame_pointer_needed): New.
1801 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
1803 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
1805 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
1807 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
1810 2008-05-25 Alan Modra <amodra@bigpond.net.au>
1812 * c-common.c (strip_array_types): Move function to..
1814 (get_inner_array_type): Delete.
1815 * c-common.h (strip_array_types): Move declaration to..
1817 (get_inner_array_type): Delete.
1818 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
1819 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
1820 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
1821 * config/pa/pa.c (emit_move_sequence): Likewise.
1823 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
1825 * config/i386/i386.md (*sse_prologue_save_insn): Set length
1828 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
1830 * function.c: Include target hook for nonlocal_goto frame value.
1832 2008-05-24 Richard Guenther <rguenther@suse.de>
1834 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
1835 variable can be only accessed through a pointer or a union.
1837 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1839 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
1840 * doc/extend.texi: Likewise.
1842 2008-05-23 DJ Delorie <dj@redhat.com>
1844 * config/m32c/jump.md (untyped_call): Add.
1846 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
1848 (m32c_address_cost): Detail costs for indirect offsets.
1850 2008-05-23 Rafael Espindola <espindola@google.com>
1852 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
1853 if a node is a SUBREG.
1854 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
1857 2008-05-23 Paul Brook <paul@codesourcery.com>
1858 Carlos O'Donell <carlos@codesourcery.com>
1860 * doc/extend.texi: Clarify use of __attribute__((naked)).
1861 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
1862 * target.h (gcc_target): Add allocate_stack_slots_for_args.
1863 * function.c (use_register_for_decl): Use
1864 targetm.calls.allocate_stack_slots_for_args.
1865 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
1866 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
1867 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
1869 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
1871 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
1873 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
1875 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
1876 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
1877 is only rounded once.
1879 2008-05-23 Richard Guenther <rguenther@suse.de>
1881 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
1883 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
1884 Jakub Jelinek <jakub@redhat.com>
1887 * configure.ac: Handle --enable-cld.
1888 * configure: Regenerated.
1889 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
1890 * config/i386/i386.h (struct machine_function): Add needs_cld field.
1891 (ix86_current_function_needs_cld): New define.
1892 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
1893 (cld): New isns pattern.
1894 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
1895 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
1896 * config/i386/i386.opt (mcld): New option.
1897 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
1898 TARGET_CLD and ix86_current_function_needs_cld.
1899 (override_options): Use -mcld by default for 32-bit code if
1902 * doc/install.texi (Options specification): Document --enable-cld.
1903 * doc/invoke.texi (Machine Dependent Options)
1904 [i386 and x86-64 Options]: Add -mcld option.
1905 (Intel 386 and AMD x86-64 Options): Document -mcld option.
1907 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
1908 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
1909 (return_in_memory_64): Likewise.
1910 (return_in_memory_ms_64): Likewise.
1912 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1914 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
1915 * builtins.c (fold_builtin_fpclassify): New.
1916 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
1917 * builtins.def (BUILT_IN_FPCLASSIFY): New.
1918 * c-common.c (handle_type_generic_attribute): Adjust to accept
1919 fixed arguments before an elipsis.
1920 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
1921 * doc/extend.texi: Document __builtin_fpclassify.
1923 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
1925 * omp-low.c (gate_expand_omp_ssa): Remove.
1926 (pass_expand_omp_ssa): Remove.
1927 (gate_expand_omp): Do not check for flag_openmp_ssa.
1928 * common.opt (-fopenmp-ssa): Remove.
1929 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
1931 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
1933 * config/sh/sh.opt (mfixed-range): New option.
1934 * config/sh/sh-protos.h (sh_fix_range): Declare.
1935 * config/sh/sh.c (sh_fix_range): New function.
1936 * config/sh/sh.h (sh_fixed_range_str): Declare.
1937 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
1939 * doc/invoke.texi (SH Options): Document -mfixed-range.
1941 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
1943 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
1944 it before the redeclaration.
1946 2008-05-22 Anatoly Sokolov <aesok@post.ru>
1948 * config/avr/avr.c (get_sequence_length): Add new function.
1949 (expand_prologue, expand_epilogue): Remove duplicate code.
1951 2008-05-22 Rafael Espindola <espindola@google.com>
1953 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
1956 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
1958 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
1959 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
1961 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
1962 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
1963 (vect_update_misalignment_for_peel): Likewise.
1964 (vector_alignment_reachable_p): Likewise.
1965 * tree-vect-transform.c (vectorizable_load): Likewise.
1966 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1967 (get_vectype_for_scalar_type): Pass mode of scalar_type
1968 to UNITS_PER_SIMD_WORD.
1970 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
1971 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
1972 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
1973 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
1974 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
1976 2008-05-22 Ira Rosen <irar@il.ibm.com>
1978 PR tree-optimization/36293
1979 * tree-vect-transform.c (vect_transform_strided_load): Don't check
1980 if the first load must be skipped because of a gap.
1982 2008-05-22 Richard Guenther <rguenther@suse.de>
1984 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
1985 more cases of offset disambiguation that is possible if
1986 strict-aliasing rules apply.
1987 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
1988 for basic offset and type-based disambiguation.
1990 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1992 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
1993 ix86_expand_vector_set on V16QImode for SSE4.1.
1995 2008-05-21 Tom Tromey <tromey@redhat.com>
1997 * c.opt (Wimport): Mark as undocumented.
1998 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
2000 (Warning Options): Likewise.
2001 * doc/cppopts.texi: Don't mention -Wimport.
2003 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
2005 PR tree-optimization/36287
2006 PR tree-optimization/36286
2007 * lambda-code.c (build_access_matrix): Do not use the loop->num
2008 for computing the number of induction variables: use the loop depth
2011 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
2014 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
2015 option -f(no-)leading-underscore.
2017 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2019 * config/i386/i386.c (ix86_expand_vector_init_general): Use
2020 GET_MODE_NUNITS (mode).
2022 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
2024 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
2025 (-mmulhw): Add 464 to description.
2026 (-mdlmzb): Likewise.
2027 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
2028 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
2030 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
2031 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
2032 * config/rs6000/rs6000.md: Update comments for 464.
2034 2008-05-21 Janis Johnson <janis187@us.ibm.com>
2036 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
2038 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2040 * config/i386/sse.md (vec_extractv4sf): Removed.
2041 (vec_extractv2df): Likewise.
2042 (vec_extractv2di): Likewise.
2043 (vec_extractv4si): Likewise.
2044 (vec_extractv8hi): Likewise.
2045 (vec_extractv16qi): Likewise.
2046 (vec_extract<mode>): New.
2048 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2050 * config/i386/sse.md (vec_setv4sf): Removed.
2051 (vec_setv2df): Likewise.
2052 (vec_setv2di): Likewise.
2053 (vec_setv4si): Likewise.
2054 (vec_setv8hi): Likewise.
2055 (vec_setv16qi): Likewise.
2056 (vec_set<mode>): New.
2058 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2060 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
2061 goto for vec_concat and vec_interleave.
2063 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2065 * config/i386/sse.md (vec_initv4sf): Removed.
2066 (vec_initv2df): Likewise.
2067 (vec_initv2di): Likewise.
2068 (vec_initv4si): Likewise.
2069 (vec_initv8hi): Likewise.
2070 (vec_initv16qi): Likewise.
2071 (vec_init<mode>): New.
2073 2008-05-21 Joseph Myers <joseph@codesourcery.com>
2075 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
2077 2008-05-21 Tom Tromey <tromey@redhat.com>
2079 * ggc-zone.c (lookup_page_table_if_allocated): New function.
2080 (zone_find_object_offset): Likewise.
2081 (gt_ggc_m_S): Likewise.
2082 (highest_bit): Likewise.
2083 * ggc-page.c (gt_ggc_m_S): New function.
2084 * stringpool.c (string_stack): Remove.
2085 (init_stringpool): Update.
2086 (ggc_alloc_string): Use ggc_alloc.
2087 (maybe_delete_ident): New function.
2088 (ggc_purge_stringpool): Likewise.
2089 (gt_ggc_m_S): Remove.
2090 * ggc-common.c (ggc_protect_identifiers): New global.
2091 (ggc_mark_roots): Call ggc_purge_stringpool. Use
2092 ggc_protect_identifiers.
2093 * ggc.h (ggc_protect_identifiers): Declare.
2094 (gt_ggc_m_S): Update.
2095 (ggc_purge_stringpool): Declare.
2096 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
2097 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
2099 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
2101 2008-05-21 David S. Miller <davem@davemloft.net>
2103 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
2106 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
2108 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
2111 2008-05-20 David Daney <ddaney@avtrex.com>
2113 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
2114 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
2115 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2116 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2117 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
2118 (atomic_hiqi_op): New define_code_iterator.
2119 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
2120 mips_expand_compare_and_swap_12.
2121 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
2122 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
2123 (sync_<optab><mode>, sync_old_<optab><mode>,
2124 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2125 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
2126 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
2127 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
2128 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
2129 (test_and_set_12): New insn.
2130 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
2131 sync_new_<optab><mode>, sync_old_nand<mode>,
2132 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
2133 clobber to operand 0 for SI and DI mode insns.
2134 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
2135 mips_gen_fn_4): New typedefs.
2136 (mips_gen_fn_ptrs): Define new union type.
2137 (mips_expand_compare_and_swap_12): Remove declaration.
2138 (mips_expand_atomic_qihi): Declare function.
2139 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
2140 (mips_expand_atomic_qihi): ... this. Use new generator function
2142 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
2143 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
2144 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
2145 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
2146 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
2147 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
2148 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
2149 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
2150 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
2151 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
2154 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
2156 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
2159 2008-05-20 Anatoly Sokolov <aesok@post.ru>
2161 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
2162 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
2163 (avr_attribute_table): Add 'OS_main' function attribute.
2164 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
2165 functions with 'OS_main' attribute.
2167 2008-05-20 Richard Guenther <rguenther@suse.de>
2169 PR tree-optimization/35204
2170 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
2171 helper, split out from ...
2172 (DFS): ... here. Make the DFS walk non-recursive.
2174 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
2175 Jan Sjodin <jan.sjodin@amd.com>
2177 PR tree-optimization/36181
2178 * tree-parloops.c (loop_has_vector_phi_nodes): New.
2179 (parallelize_loops): Don't parallelize when the loop has vector
2182 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2183 Sebastian Pop <sebastian.pop@amd.com>
2185 * tree-loop-linear.c (gather_interchange_stats): Look in the access
2186 matrix, and never look at the tree representation of the memory
2188 (linear_transform_loops): Computes parameters and access matrices.
2189 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
2191 (access_matrix_get_index_for_parameter): New.
2192 * tree-data-ref.h (struct access_matrix): New.
2193 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
2194 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
2195 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
2196 am_vector_index_for_loop): New.
2197 (struct data_reference): Add field access_matrix.
2198 (DR_ACCESS_MATRIX): New.
2199 (compute_data_dependences_for_loop): Update declaration.
2200 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
2201 * lambda.h (lambda_vector_vec_p): Declared.
2202 * lambda-code.c: Depend on pointer-set.h.
2203 (lambda_collect_parameters_from_af, lambda_collect_parameters,
2204 av_for_af_base, av_for_af, build_access_matrix,
2205 lambda_compute_access_matrices): New.
2206 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
2208 2008-05-20 Joseph Myers <joseph@codesourcery.com>
2210 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
2213 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2214 Sebastian Pop <sebastian.pop@amd.com>
2216 PR tree-optimization/36206
2217 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
2219 (instantiate_scev_1): Rename flags to fold_conversions.
2220 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
2221 outeside instantiation_loop.
2222 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
2223 (evolution_function_is_affine_or_constant_p): Removed.
2224 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
2226 (analyze_siv_subscript): Pass in the loop nest number.
2227 Call evolution_function_is_affine_in_loop instead of
2228 evolution_function_is_affine_p.
2229 (analyze_overlapping_iterations): Pass in the loop nest number.
2231 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2232 Sebastian Pop <sebastian.pop@amd.com>
2234 PR tree-optimization/36206
2235 * tree-chrec.h (chrec_fold_op): New.
2236 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
2239 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
2241 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
2243 (remove_duplicates): Do not set inode on non-inode systems.
2246 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
2248 * config.gcc (tm_file): Update comments about relative pathnames.
2250 2008-05-20 Richard Guenther <rguenther@suse.de>
2252 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
2253 * tree-ssa-sccvn.c (process_scc): Likewise.
2254 * tree-ssa-sink.c (execute_sink_code): Likewise.
2255 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
2256 * tree-vrp.c (process_assert_insertions): Likewise.
2257 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
2258 (perform_tree_ssa_dce): Likewise.
2259 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2260 (dump_dominator_optimization_stats): Likewise.
2261 * tree-vectorizer.c (vectorize_loops): Likewise.
2263 2008-05-20 Richard Guenther <rguenther@suse.de>
2265 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
2267 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
2269 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
2270 (ix86_i386elf_return_in_memory): Likewise.
2271 (ix86_i386interix_return_in_memory): Likewise.
2272 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
2273 (SUBTARGET_RETURN_IN_MEMORY): New.
2274 * config/i386/i386elf.h: Likewise.
2275 * config/i386/ptx4-i.h: Likewise.
2276 * config/i386/sol2-10.h: Likewise.
2277 * config/i386/sysv4.h: Likewise.
2278 * config/i386/vx-common.h: Likewise.
2279 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
2280 * config/i386/i386.c (ix86_return_in_memory): Made static and
2281 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
2282 (ix86_i386elf_return_in_memory): Removed.
2283 (ix86_i386interix_return_in_memory): Removed.
2284 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
2285 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
2287 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
2289 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
2291 2008-05-19 Xinliang David Li <davidxl@google.com>
2293 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
2295 * common.opt: Ditto.
2296 * doc/invoke.texi: Ditto.
2298 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
2300 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
2301 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
2303 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
2305 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
2306 sizes of operand array from 8/4 to 4/2.
2307 (ix86_expand_vector_init_general): Change size of operand array
2308 from 32 to 16. Remove op0, op1 and half_mode.
2310 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
2312 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
2313 (ix86_expand_vector_init_interleave): Likewise.
2314 (ix86_expand_vector_init_general): Use them. Assert
2315 word_mode == SImode when n_words == 4.
2317 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
2319 * config/i386/i386.c (ix86_secondary_reload): New static function.
2320 (TARGET_SECONDARY_RELOAD): New define.
2321 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
2322 * config/i386/i386.md (reload_outqi): Remove.
2324 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2327 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
2328 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
2329 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
2330 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
2331 (fold_builtin_1): Likewise.
2332 * builtins.def (BUILT_IN_ISINF_SIGN): New.
2333 c-common.c (check_builtin_function_arguments): Handle
2334 BUILT_IN_ISINF_SIGN.
2335 * doc/extend.texi: Document __builtin_isinf_sign.
2336 * fold-const.c (operand_equal_p): Handle COND_EXPR.
2338 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
2340 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
2341 EH cleanup at the end of the pass, search for those that have been
2342 turned into forwarder blocks and do the cleanup on their successor.
2344 2008-05-18 Richard Guenther <rguenther@suse.de>
2346 * tree-cfg.c (verify_gimple_expr): Allow conversions from
2347 pointers to sizetype and vice versa.
2349 2008-05-18 Xinliang David Li <davidxl@google.com>
2351 * gcc/tree-ssa-dce.c: Coding style fix.
2352 (check_pow): Documentation comment.
2353 (check_log): Documenation comment. Coding style fix.
2354 (is_unnecessary_except_errno_call): Ditto.
2355 (gen_conditions_for_pow): Ditto.
2356 (gen_conditions_for_log): Ditto.
2357 (gen_shrink_wrap_conditions): Ditto.
2358 (shrink_wrap_one_built_in_calls): Ditto.
2359 * gcc/doc/invoke.texi: Better documentation string.
2360 * ChangeLog: Fix wrong change log entries from
2361 May 17 checkin on function call DCE.
2363 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
2365 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
2367 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2369 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
2370 * df-problems.c (simulation routines): Fixed block comment to
2371 properly say how to add forwards scanning functions.
2373 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
2375 * tree-inline.c (setup_one_parameter): Remove dead code.
2377 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
2379 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
2380 a BIT_AND_EXPR only for an INTEGER_TYPE.
2382 2008-05-17 Xinliang David Li <davidxl@google.com>
2384 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
2385 (check_pow, check_log, is_unnecessary_except_errno_call): New
2386 functions to check for eliminating math functions that are pure
2387 except for setting errno.
2388 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
2389 general condition expressions for shrink-wrapping pow/log calls.
2390 (gen_shrink_wrap_conditions): Ditto.
2391 (shrink_wrap_one_built_in_call): Ditto.
2392 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
2393 (mark_operand_necessary): If debugging, output if OP is necessary.
2394 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
2396 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
2398 * gcc/common.opt: New user flag -ftree-builtin-dce.
2399 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
2401 2008-05-16 David S. Miller <davem@davemloft.net>
2403 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
2404 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2406 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
2409 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
2411 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2413 * ifcvt.c (dead_or_predicable): Rename
2414 df_simulate_one_insn_backwards to df_simulate_one_insn.
2415 * recog.c (peephole2_optimize): Ditto.
2416 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
2418 * df.h: Rename df_simulate_one_insn_backwards to
2419 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
2420 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
2421 scanning of defs and uses.
2422 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
2423 (df_simulate_one_insn_forwards): Removed.
2425 2008-05-16 Doug Kwan <dougkwan@google.com>
2427 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
2429 (real_from_string): Handle NaNs and Inf as approriate.
2431 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2433 * doc/gty.texi (Source Files Containing Type Information): Note
2434 that headers should appear first in the gtfiles list.
2436 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2438 * tree.def (COND_EXEC): Properly documented this code.
2440 2008-05-16 Diego Novillo <dnovillo@google.com>
2442 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
2443 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
2446 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2448 * tree-ssa-dse (max_stmt_uid): Removed.
2449 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
2450 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
2451 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
2452 * function.h (cfun.last_stmt_uid): New field.
2453 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
2454 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
2456 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
2457 (create_stmt_ann): Initialize the ann->uid field.
2458 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
2460 * tree-flow.h (renumber_gimple_stmt_uids): New function.
2462 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2464 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
2465 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
2466 (init_empty_tree_cfg): Call it.
2468 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2470 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
2473 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2475 * doc/invoke.text (-fdump-tree-*-verbose): New option.
2476 * tree-dump.c (dump_options): New verbose option.
2477 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
2479 * tree-pass.h (TDF_VERBOSE): New dump flag.
2480 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
2481 (tree-flow.h): Added include.
2482 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
2484 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
2486 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
2488 From Jie Zhang <jie.zhang@analog.com>
2489 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2490 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
2491 mcpu=bf561-none and mcpu=bf561-0.2.
2492 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2493 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2494 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2495 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2496 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
2497 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
2498 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
2500 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
2501 (cputype_selected): Remove.
2502 (bfin_handle_option): Don't use cputype_selected.
2503 (override_options): When no mcpu option, enable all workarounds.
2504 Don't use bfin_workarounds.
2505 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
2507 (DEFAULT_CPU_TYPE): Don't define.
2509 2008-05-16 Richard Guenther <rguenther@suse.de>
2511 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
2512 on deletion of the last stmt.
2514 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2516 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
2517 V8HImode for SSE2 and V16QImode for SSE4.1.
2519 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2521 * cgraph.h (compute_inline_parameters): Made public.
2522 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
2523 variable_generate_summary, function_write_summary,
2524 variable_write_summary, variable_read_summary. Added generate_summary,
2525 write_summary, read_summary.
2526 * cgraphunit.c (cgraph_process_new_functions): Changed call from
2527 pass_ipa_inline.function_generate_summary, to
2528 compute_inline_parameters.
2529 * ipa-inline.c (compute_inline_parameters): Made public and added
2531 (compute_inline_parameters_for_current): New function.
2532 (pass_inline_param): Now calls compute_inline_parameters_for_current.
2533 (inline_generate_summary): Removed parameter and made to loop over
2535 (pass_ipa_inline): Updated for new IPA_PASS structure.
2536 * passes.c (execute_ipa_summary_passes): Now is called once per
2537 pass rather than once per node*pass.
2539 2008-05-15 Anatoly Sokolov <aesok@post.ru>
2541 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
2542 avr_have_mul_p, avr_asm_only_p): Remove variables.
2543 (avr_override_options): Remove initialization of removed variables.
2544 (avr_file_start): Convert removed variables to fields of
2545 'struct base_arch_s *avr_current_arch'.
2546 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
2547 (AVR_HAVE_MUL): (Ditto.).
2548 (AVR_HAVE_MOVW): (Ditto.).
2549 (AVR_HAVE_LPMX): (Ditto.).
2550 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
2551 avr_asm_only_p): Remove declaration.
2553 2008-05-15 Diego Novillo <dnovillo@google.com>
2555 * config/arm/arm.c (arm_return_in_memory): Fix return type.
2556 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
2558 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
2561 * combine.c (check_conversion): Rename back to check_promoted_subreg.
2562 Don't call record_truncated_value from here.
2563 (record_truncated_value): Turn it into a for_each_rtx callback.
2564 (record_truncated_values): New function.
2565 (combine_instructions): Call note_uses with record_truncated_values.
2566 Change name of check_conversion to check_promoted_subreg.
2568 2008-05-15 Janis Johnson <janis187@us.ibm.com>
2570 * doc/sourcebuild.texi: Document support for torture tests.
2572 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2574 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
2575 to alternative 4 of operand 2.
2577 2008-05-15 Richard Guenther <rguenther@suse.de>
2579 * tree-pass.h (current_pass): Declare.
2580 (get_pass_for_id): Likewise.
2581 * passes.c (passes_by_id, passes_by_id_size): New globals.
2582 (set_pass_for_id): New function.
2583 (get_pass_for_id): Likewise.
2584 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
2585 (execute_function_todo): Flush per function statistics.
2586 * toplev.c (compile_file): Init statistics.
2587 (general_init): Do early statistics initialization.
2588 (finalize): Finish statistics.
2589 * statistics.h (statistics_early_init): Declare.
2590 (statistics_init): Likewise.
2591 (statistics_fini): Likewise.
2592 (statistics_fini_pass): Likewise.
2593 (statistics_counter_event): Likewise.
2594 (statistics_histogram_event): Likewise.
2595 * statistics.c: New file.
2596 * Makefile.in (OBJS-common): Add statistics.o.
2597 (statistics.o): Add dependencies.
2598 * doc/invoke.texi (-fdump-statistics): Document.
2600 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
2602 (execute_pre): Use statistics_counter_event.
2603 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
2604 (substitute_and_fold): Increment it. Use statistics_counter_event.
2606 2008-05-15 Diego Novillo <dnovillo@google.com>
2608 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
2610 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
2611 * tree-ssa-alias.c (new_type_alias): Remove references to
2612 sub-variables from comment.
2613 * tree-ssa-operands.c (swap_tree_operands): Likewise.
2615 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2617 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
2618 attribute to 1 only for insertps alternative.
2620 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2622 * config/bfin/bfin.md (loadbytes): New pattern.
2623 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
2624 (bfin_init_builtins): Initialize it.
2625 (bdesc_1arg): Add it.
2627 2008-05-15 Sa Liu <saliu@de.ibm.com>
2629 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
2630 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
2631 * testsuite/lib/target-supports.exp: Add
2632 check_effective_target_fortran_integer_16.
2634 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2636 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
2637 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
2638 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
2639 (TARGET_RETURN_IN_MEMORY): Define.
2641 2008-05-15 Richard Guenther <rguenther@suse.de>
2644 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
2645 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
2646 represent unmodifiable vars.
2648 2008-05-15 Richard Guenther <rguenther@suse.de>
2650 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
2651 INDIRECT_REF and TARGET_MEM_REF.
2652 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2655 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2656 H.J. Lu <hongjiu.lu@intel.com>
2658 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
2659 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
2660 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
2661 insn alternatives. Add missing alternatives.
2662 (*vec_concatv2di_rex64_sse4_1): Likewise.
2663 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
2664 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
2667 2008-05-15 Richard Guenther <rguenther@suse.de>
2669 PR tree-optimization/36009
2670 PR tree-optimization/36204
2671 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
2672 (determine_invariantness_stmt): Record the loop a store is
2674 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
2677 2008-05-15 Richard Guenther <rguenther@suse.de>
2679 PR tree-optimization/34330
2680 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
2681 through the pointer will alias the SMT.
2683 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
2685 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
2687 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
2689 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
2691 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2692 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2694 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
2695 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
2696 (vashl_optab): New optab for vector/vector shifts.
2697 (vashr_optab): Ditto.
2698 (vlshr_optab): Ditto.
2699 (vrotl_optab): Ditto.
2700 (vrotr_optab): Ditto.
2701 (optab_subtype): New enum for optab_for_tree_code call.
2702 (optab_for_tree_code): Add enum optab_subtype argument.
2704 * optabs.c (optab_for_tree_code): Take an additional argument to
2705 distinguish between a vector shift by a scalar and vector shift by
2706 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
2707 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
2708 vector shift by a vector.
2709 (expand_widen_pattern_expr): Pass additional argument to
2710 optab_for_tree_code.
2712 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
2713 vrotl_optab, vrotr_optab.
2715 * expr.c (expand_expr_real_1): Update calls to
2716 optab_for_tree_code to distinguish between vector shifted by a
2717 scalar and vector shifted by a vector.
2718 * tree-vectorizer.c (supportable_widening_operation): Ditto.
2719 (supportable_narrowing_operation): Ditto.
2720 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
2721 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
2722 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
2723 (vect_create_epilog_for_reduction): Ditto.
2724 (vectorizable_reduction): Ditto.
2725 (vectorizable_operation): Ditto.
2726 (vect_strided_store_supported): Ditto.
2727 (vect_strided_load_supported): Ditto.
2728 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2729 * expmed.c (expand_shift): Ditto.
2731 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
2733 (ashr@var{m}3): Ditto.
2734 (vashl@var{m}3): Document new vector/vector shift standard name.
2735 (vashr@var{m}3): Ditto.
2736 (vlshr@var{m}3): Ditto.
2737 (vrotl@var{m}3): Ditto.
2738 (vrotr@var{m}3): Ditto.
2740 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
2741 (PPERM_INVERT): Ditto.
2742 (PPERM_REVERSE): Ditto.
2743 (PPERM_REV_INV): Ditto.
2744 (PPERM_ZERO): Ditto.
2745 (PPERM_ONES): Ditto.
2746 (PPERM_SIGN): Ditto.
2747 (PPERM_INV_SIGN): Ditto.
2748 (PPERM_SRC1): Ditto.
2749 (PPERM_SRC2): Ditto.
2751 * config/i386/sse.md (mulv2di3): Add SSE5 support.
2752 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
2753 allows a memory operand to be the value being added, and split it
2754 to improve vectorization.
2755 (sse5_pmacsdqh_mem): Ditto.
2756 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
2757 (sse5_mulv2div2di3_high): Ditto.
2758 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
2759 (vec_pack_trunc_v4si): Ditto.
2760 (vec_pack_trunc_v2di): Ditto.
2761 (sse5_pcmov_<mode>): Remove code that tried to use use
2762 andps/andnps instead of pcmov.
2763 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
2764 pmacsdqh instructions.
2765 (vec_widen_smult_lo_v4si): Ditto.
2767 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
2768 (PPERM_INVERT): Ditto.
2769 (PPERM_REVERSE): Ditto.
2770 (PPERM_REV_INV): Ditto.
2771 (PPERM_ZERO): Ditto.
2772 (PPERM_ONES): Ditto.
2773 (PPERM_SIGN): Ditto.
2774 (PPERM_INV_SIGN): Ditto.
2775 (PPERM_SRC1): Ditto.
2776 (PPERM_SRC2): Ditto.
2777 (ix86_expand_sse_movcc): Move the SSE5 test after the if
2779 (ix86_expand_int_vcond): If SSE5 generate all possible integer
2781 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
2782 says ignore whether the last reference is a memory operand.
2784 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2785 Paolo Bonzini <bonzini at gnu dot org>
2787 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
2790 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
2791 (vlshr<mode>3): Rename from vlshr<mode>3.
2792 (vashr<mode>3): Rename from vashr<mode>3.
2793 (mulv4sf3): Change the names of vector shift patterns.
2797 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
2800 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
2825 * config/spu/spu.md (v): New iterator macro to add v for vector types.
2826 (floatunssidf2_internal): Change vector/vector shift names.
2827 (floatunsdidf2_internal): Ditto.
2834 (vashl<mode>3): Rename from ashl<mode>3.
2835 (vashr<mode>3): Rename from ashr<mode>3.
2836 (vlshr<mode>3): Rename from lshr<mode>3.
2837 (vrotl<mode>3): Rename from rotl<mode>3.
2839 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2842 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
2843 multiply gives the wrong value when doing widening multiplies.
2844 (vec_widen_smult_lo_v4si): Ditto.
2846 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
2848 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
2849 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
2850 emit_library_call_value.
2851 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
2852 * tree.h (ECF_LIBCALL_BLOCK): Removed.
2853 * calls.c (initialize_argument_information, precompute_arguments,
2854 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
2855 (precompute_arguments): Removed flags parameter.
2856 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
2858 2008-05-14 Richard Guenther <rguenther@suse.de>
2860 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
2861 Make sure to register the store if the use is a PHI_NODE.
2863 2008-05-14 Olivier Hainque <hainque@adacore.com>
2865 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
2866 memory if the component is to be referenced in BLKmode according
2867 to get_inner_reference.
2869 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
2871 * calls.c (emit_library_call_value_1): Restore code clearing
2872 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
2874 2008-05-14 Olivier Hainque <hainque@adacore.com>
2875 Nicolas Roche <roche@adacore.com>
2877 * configure.ac: Add support for a "gcc_subdir" variable in
2878 config-lang.in, to denote a subdirectory where the language/GCC
2879 integration files are to be found.
2880 * configure: Regenerate.
2882 2008-05-14 Ira Rosen <irar@il.ibm.com>
2884 PR tree-optimization/36098
2885 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
2886 value for the first load in the group in case of a gap.
2887 (vect_build_slp_tree): Check that there are no gaps in loads.
2889 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
2891 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
2892 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
2893 expand_copysign_bit, ): Change call to emit_no_conflict_block to
2894 emit_insn and remove unneeded code to construct extra args.
2895 (emit_no_conflict_block): Removed.
2896 * optabls.h: (emit_no_conflict_block): Removed.
2897 * cse.c (cse_extended_basic_block): Remove search for
2898 REG_NO_CONFLICT note.
2899 * global.c: Removed incorrect comment added in revision 117.
2900 * expr.c (convert_move): Change call to emit_no_conflict_block to
2902 * recog.c: Change comments so that they do not mention
2904 * local_alloc.c (combine_regs): Removed last parameter.
2905 (no_conflict_p): Removed.
2906 (block_alloc): Removed note, no_conflict_combined_regno and set
2907 local vars. Removed all code to process REG_NO_CONFLICT blocks.
2908 (combine_regs): Removed already_dead and code to look for
2909 REG_NO_CONFLICT notes.
2910 * lower_subreg (remove_retval_note): Removed code to look for
2911 REG_NO_CONFLICT block.
2912 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
2913 (resolve_clobber): Remove code to process libcalls that have
2914 REG_NO_CONFLICT notes.
2915 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
2917 * combine.c (can_combine_p, distribute_notes): Removed
2918 REG_NO_CONFLICT case.
2919 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
2921 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
2922 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
2924 * reg-notes.def (NO_CONFLICT): Removed.
2926 2008-05-14 David S. Miller <davem@davemloft.net>
2928 * config/sparc/sparc.c (sparc_profile_hook): If
2929 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
2930 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
2931 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2933 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
2935 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
2937 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
2940 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
2941 and op1 expansion before vector concat to have less live pseudos.
2943 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
2945 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
2946 ix86_expand_vector_set if supported.
2948 2008-05-13 Diego Novillo <dnovillo@google.com>
2949 Kenneth Zadeck <zadeck@naturalbridge.com>
2951 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
2953 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
2954 phinodes_print_statistics, init_ssanames, fini_ssanames,
2955 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
2956 release_ssa_name, release_defs, replace_ssa_name_symbol,
2957 ssanames_print_statistics): Move ...
2958 * tree-flow.h: ... here.
2959 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
2960 Use FN instead of cfun.
2961 (make_ssa_name_fn): Rename from make_ssa_name.
2962 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
2963 * tree-flow-inline.h (make_ssa_name): Move from
2964 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
2965 * omp-low.c (expand_omp_parallel):
2966 * tree-flow-inline.h (redirect_edge_var_map_result):
2967 * tree-ssa.c (init_tree_ssa): Add argument FN.
2968 Use it instead of cfun. Update all users.
2970 2008-05-13 Tom Tromey <tromey@redhat.com>
2972 PR preprocessor/22168:
2973 * doc/cpp.texi (Top): Update menu.
2974 (Alternatives to Wrapper #ifndef): New node.
2975 (Other Directives): Document deprecation.
2976 (Obsolete Features): Remove menu.
2977 (Assertions): Merge node into Obsolete Features.
2978 (Obsolete once-only headers): Move earlier; rename to Alternatives
2980 * doc/cppopts.texi: Update.
2981 * c.opt (Wdeprecated): Enable for C and ObjC.
2982 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
2983 (C++ Dialect Options): Move -Wno-deprecated from here to...
2984 (Warning Options): ... here.
2986 2008-05-13 Richard Guenther <rguenther@suse.de>
2989 * fold-const.c (fold_sign_changed_comparison): Do not allow
2990 changes in pointer-ness.
2992 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
2995 * config/sh/sh.c (sh_expand_prologue): Don't clear
2996 RTX_FRAME_RELATED_P for push insns.
2998 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
3000 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
3002 2008-05-12 Anatoly Sokolov <aesok@post.ru>
3004 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
3005 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
3006 Use 'machine->is_leaf' instead of 'leaf_func_p'.
3008 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
3010 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
3011 (*vec_concatv4sf_sse): This.
3012 (*sse2_concatv2si): Renamed to ...
3013 (*vec_concatv2si_sse2): This.
3014 (*sse1_concatv2si): Renamed to ...
3015 (*vec_concatv2si_sse): This.
3016 (*vec_concatv2di_rex): Renamed to ...
3017 (*vec_concatv2di_rex64): This.
3018 (*vec_concatv2si_sse4_1): New.
3019 (*vec_concatv2di_rex64_sse4_1): Likewise.
3021 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
3023 PR rtl-optimization/36111
3024 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
3025 that was created for swappable operands.
3027 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
3030 * Makefile.in: Substitute GNATMAKE and GNATBIND.
3031 * configure.ac: Add call to ACX_PROG_GNAT.
3033 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
3035 * optc-gen.awk: Fix comment typo.
3037 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3039 * pretty-print.c (pp_integer_with_precision): Use
3040 HOST_LONG_LONG_FORMAT.
3042 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
3044 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
3046 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
3048 * config/i386/i386.c (bdesc_ptest): Removed.
3049 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
3050 (bdesc_args): Add __builtin_ia32_ptestz128,
3051 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
3052 (ix86_init_mmx_sse_builtins): Updated.
3053 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
3054 (ix86_expand_builtin): Updated.
3056 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
3058 * tree-cfg.c (valid_fixed_convert_types_p): New function.
3059 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
3061 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
3063 * value-prof.c (interesting_stringop_to_profile): Do not
3064 return early for BUILT_IN_MEMPCPY.
3066 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
3068 * calls.c (expand_call): Don't use callgraph to increase
3069 preferred_stack_boundary.
3071 * cgraph.h (cgraph_rtl_info): Use unsigned on
3072 preferred_incoming_stack_boundary.
3074 * final.c (rest_of_clean_state): Use unsigned on
3075 preferred_stack_boundary.
3077 2008-05-09 Tom Tromey <tromey@redhat.com>
3079 PR preprocessor/22231:
3080 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
3083 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
3085 PR tree-optimization/36129
3086 * tree-ssa-ccp.c: Include value-prof.h.
3087 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
3088 built-in function was folded to a constant.
3089 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
3091 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
3092 Sebastian Pop <sebastian.pop@amd.com>
3094 * tree-scalar-evolution.c: Document instantiate_scev.
3095 (instantiate_parameters_1): Renamed instantiate_scev_1.
3096 Don't use the same loop for instantiation_loop and evolution_loop.
3097 (instantiate_scev): New.
3098 (instantiate_parameters): Moved...
3099 (resolve_mixers): Update call to instantiate_scev_1 to pass the
3100 same loop twice. Maintains the semantics for this function.
3101 * tree-scalar-evolution.h (instantiate_scev): Declare.
3102 (instantiate_parameters): ...here. Now static inline.
3103 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
3104 instead of resolve_mixers.
3106 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3108 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
3110 2008-05-09 Tomas Bily <tbily@suse.cz>
3112 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
3113 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
3114 * tree-ssa-structalias.c (get_constraint_for): Likewise.
3115 * c-common.c (c_common_truthvalue_conversion): Likewise.
3116 * tree-object-size.c (compute_object_offset): Likewise.
3117 * tree-inline.c (estimate_num_insns_1): Likewise.
3118 * varasm.c (const_hash_1, compare_constant, copy_constant)
3119 (compute_reloc_for_constant, output_addressed_constants)
3120 (initializer_constant_valid_p): Likewise.
3121 * c-omp.c (check_omp_for_incr_expr): Likewise.
3122 * gimplify.c (gimplify_expr): Likewise.
3123 * c-typeck.c (c_finish_return): Likewise.
3124 * tree-vectorizer.c (supportable_widening_operation)
3125 (supportable_narrowing_operation): Likewise.
3126 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
3127 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
3128 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
3129 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
3130 (descr_info_loc): Likewise.
3131 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
3132 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
3133 (fold_unary): Likewise.
3134 * builtins.c (get_pointer_alignment): Likewise.
3135 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
3136 (instantiate_parameters_1): Likewise.
3137 * tree.c (expr_align, stabilize_reference): Likewise.
3138 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
3139 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
3140 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
3141 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
3142 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
3143 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
3145 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
3146 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
3147 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3148 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
3149 (forward_propagate_comparison)
3150 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3151 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
3152 * emit-rtl.c (component_ref_for_mem_expr)
3153 (set_mem_attributes_minus_bitpos): Likewise.
3154 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
3155 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
3157 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
3158 (build_function_call, pointer_diff, build_compound_expr)
3159 (c_finish_return): Likewise.
3160 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
3161 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
3163 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
3164 * expr.c (is_aligning_offset): Likewise.
3165 * tree-ssa-alias.c (is_escape_site): Likewise.
3166 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
3167 (check_all_va_list_escapes): Likewise.
3168 * tree-ssa-loop-ivopts.c (determine_base_object)
3169 (determine_common_wider_type): Likewise.
3170 * dojump.c (do_jump): Likewise.
3171 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
3172 * tree-gimple.c (is_gimple_cast): Likewise.
3173 * fold-const.c (decode_field_reference, )
3174 (fold_sign_changed_comparison, fold_unary, fold_comparison)
3175 (fold_binary): Likewise.
3176 * tree-ssa-alias-warnings.c (find_alias_site_helper)
3177 (already_warned_in_frontend_p): Likewise.
3178 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
3179 * tree.c (really_constant_p, get_unwidened): Likewise.
3180 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3181 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3182 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
3184 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
3186 (CONVERT_EXPR_P): Define.
3187 (CASE_CONVERT): Define.
3189 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
3192 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
3193 (delete_unmarked_insns): When deleting a call, call
3194 delete_unreachable_blocks.
3195 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
3196 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
3198 2008-05-08 Richard Guenther <rguenther@suse.de>
3200 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
3201 (-ftree-salias): Likewise.
3202 (salias-max-implicit-fields): Remove param documentation.
3203 (salias-max-array-elements): Likewise.
3204 * tree-pass.h (pass_create_structure_vars): Remove.
3205 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
3206 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
3207 * tree-ssa-alias.c (create_structure_vars): Remove.
3208 (gate_structure_vars): Likewise.
3209 (pass_create_structure_vars): Likewise.
3210 (gate_build_alias): Likewise.
3211 (pass_build_alias): Adjust to run always and dump the function.
3212 * common.opt (ftree-salias): Hide.
3213 * passes.c (init_optimization_passes): Remove
3214 pass_create_structure_vars, adjust comment.
3215 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
3216 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
3217 * opts.c (decode_options): Do not set flag_tree_salias.
3218 (common_handle_option): Add OPT_ftree_salias to the backward
3219 compatibility section.
3221 2008-05-08 Richard Guenther <rguenther@suse.de>
3223 * tree-flow-inline.h (var_can_have_subvars): Move ...
3224 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
3225 * tree-flow.h (var_can_have_subvars): Remove.
3226 (push_fields_onto_fieldstack): Remove.
3227 (sort_fieldstack): Likewise.
3228 (struct fieldoff): Move ...
3229 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
3230 alias_set and base_for_components fields.
3231 (sort_fieldstack): Make static.
3232 (push_fields_onto_fieldstack): Likewise. Remove code that
3233 handles anything but RECORD_TYPEs. Remove alias_set and
3234 base_for_components handling.
3235 (create_variable_info_for): Adjust.
3237 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
3239 * common.opt (Wframe-larger-than=): Shorten the help message
3241 * doc/invoke.texi (Wframe-larger-than=): Add more description.
3243 2008-05-08 Rafael Espindola <espindola@google.com>
3245 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
3247 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
3248 trap and that both operands are gimple values.
3249 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
3250 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
3253 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
3255 * read-rtl.c (join_c_conditions): Return the first string if the
3256 two strings are equal.
3258 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
3260 * gensupport.h (pred_data): Add a "num_codes" field.
3261 (add_predicate_code): Declare.
3262 * gensupport.c (add_predicate_code): New function.
3263 (std_pred_table): Add an "allows_const_p" field.
3264 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
3265 Remove the (incomplete) list of such codes from the codes field.
3266 (init_predicate_table): Use add_predicate_code. Add all
3267 RTX_CONST_OBJs if allows_const_p is true.
3268 * genrecog.c (process_define_predicate): Use add_predicate_code.
3270 2008-05-08 David Daney <ddaney@avtrex.com>
3271 Richard Sandiford <rsandifo@nildram.co.uk>
3273 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
3274 special case of constant zero operands.
3275 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
3276 old and new values. Special case constant zero values.
3277 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
3279 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
3280 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
3282 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
3285 * simplify-rtx.c (simplify_plus_minus): Create CONST of
3286 similar RTX_CONST_OBJ before CONST_INT.
3288 2008-05-08 Steve Ellcey <sje@cup.hp.com>
3290 * stmt.c (expand_stack_restore): Change sa mode if needed.
3292 2008-05-08 Richard Guenther <rguenther@suse.de>
3294 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
3295 return type to bool.
3296 (ix86_sol10_return_in_memory): Likewise.
3297 (ix86_i386elf_return_in_memory): Likewise.
3298 (ix86_i386interix_return_in_memory): Likewise.
3299 * config/i386/i386.c (ix86_return_in_memory): Likewise.
3300 (ix86_sol10_return_in_memory): Likewise.
3301 (ix86_i386elf_return_in_memory): Likewise.
3302 (ix86_i386interix_return_in_memory): Likewise.
3304 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
3307 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
3309 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
3310 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
3313 2008-05-08 Richard Guenther <rguenther@suse.de>
3315 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
3316 * tree-data-ref.h (struct dr_alias): Remove subvars field.
3317 (DR_SUBVARS): Remove.
3318 * tree-dfa.c (dump_subvars_for): Remove.
3319 (debug_subvars_for): Likewise.
3320 (dump_variable): Do not dump subvars.
3321 (remove_referenced_var): Do not remove subvars.
3322 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
3323 (lookup_subvars_for_var): Remove.
3324 (get_subvars_for_var): Likewise.
3325 (get_subvars_at): Likewise.
3326 (get_first_overlapping_subvar): Likewise.
3327 (overlap_subvar): Likewise.
3328 * tree-flow.h (subvar_t): Remove.
3329 (struct var_ann_d): Remove subvars field.
3330 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
3331 argument. Remove special handling of SFTs.
3332 (compute_tag_properties): Likewise.
3333 (set_initial_properties): Likewise.
3334 (compute_call_clobbered): Likewise.
3335 (count_mem_refs): Likewise.
3336 (compute_memory_partitions): Likewise.
3337 (compute_flow_insensitive_aliasing): Likewise.
3338 (setup_pointers_and_addressables): Likewise.
3339 (new_type_alias): Likewise.
3340 (struct used_part): Remove.
3341 (used_portions): Likewise.
3342 (struct used_part_map): Likewise.
3343 (used_part_map_eq): Likewise.
3344 (used_part_map_hash): Likewise.
3345 (free_used_part_map): Likewise.
3346 (up_lookup): Likewise.
3347 (up_insert): Likewise.
3348 (get_or_create_used_part_for): Likewise.
3349 (create_sft): Likewise.
3350 (create_overlap_variables_for): Likewise.
3351 (find_used_portions): Likewise.
3352 (create_structure_vars): Likewise.
3353 * tree.def (STRUCT_FIELD_TAG): Remove.
3354 * tree.h (MTAG_P): Adjust.
3355 (struct tree_memory_tag): Remove base_for_components and
3356 unpartitionable flags.
3357 (struct tree_struct_field_tag): Remove.
3358 (SFT_PARENT_VAR): Likewise.
3359 (SFT_OFFSET): Likewise.
3360 (SFT_SIZE): Likewise.
3361 (SFT_NONADDRESSABLE_P): Likewise.
3362 (SFT_ALIAS_SET): Likewise.
3363 (SFT_UNPARTITIONABLE_P): Likewise.
3364 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
3365 (union tree_node): Remove sft field.
3366 * alias.c (get_alias_set): Remove special handling of SFTs.
3367 * print-tree.c (print_node): Remove handling of SFTs.
3368 * tree-dump.c (dequeue_and_dump): Likewise.
3369 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
3370 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
3371 * tree-predcom.c (set_alias_info): Do not set subvars.
3372 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
3373 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
3374 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
3375 (add_vars_for_offset): Remove.
3376 (add_virtual_operand): Remove special handling of SFTs.
3377 (add_call_clobber_ops): Likewise.
3378 (add_call_read_ops): Likewise.
3379 (get_asm_expr_operands): Likewise.
3380 (get_modify_stmt_operands): Likewise.
3381 (get_expr_operands): Likewise.
3382 (add_to_addressable_set): Likewise.
3383 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
3384 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
3385 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
3386 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
3387 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
3388 (tree_node_structure): Likewise.
3389 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
3391 (find_what_p_points_to): Likewise.
3393 2008-05-08 Sa Liu <saliu@de.ibm.com>
3395 * config/spu/spu.md: Fixed subti3 pattern.
3397 2008-05-08 Richard Guenther <rguenther@suse.de>
3400 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
3401 sure to create a representative for trailing arrays for PTA.
3403 2008-05-08 Richard Guenther <rguenther@suse.de>
3406 * fold-const.c (operand_equal_p): Two objects which types
3407 differ in pointerness are not equal.
3409 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
3411 * calls.c (compute_argument_block_size): Add argument tree fndecl.
3412 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
3413 (emit_library_call_value_1): Add new variable fndecl initialized by
3414 NULL_TREE. It should be the decl type of orgfun, but this information
3415 seems not to be available here, so it uses the default calling abi.
3416 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
3417 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
3418 by TARGET_RETURN_IN_MEMORY.
3419 * config/i386/i386-interix.h: Likewise.
3420 * config/i386/i386.h: Likewise.
3421 * config/i386/i386elf.h: Likewise.
3422 * config/i386/ptx4-i.h: Likewise.
3423 * config/i386/sol2-10.h: Likewise.
3424 * config/i386/sysv4.h: Likewise.
3425 * config/i386/vx-common.h: Likewise.
3426 * config/cris/cris.h: Removed #if 0 clause.
3427 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
3428 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
3430 (ix86_sol10_return_in_memory): Likewise.
3431 (ix86_i386elf_return_in_memory): New.
3432 (ix86_i386interix_return_in_memory): New.
3433 * config/mt/mt-protos.h (mt_return_in_memory): New.
3434 * config/mt/mt.c: Likewise.
3435 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3436 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
3437 * config/bfin/bfin.h: Likewise.
3438 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
3440 * config/bfin/bfin.c: Likewise.
3441 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3442 * config/alpha/unicosmk.h: Likewise.
3443 * config/i386/cygming.h: Likewise.
3444 * config/iq2000/iq2000.h: Likewise.
3445 * config/mips/mips.h: Likewise.
3446 * config/mn10300/mn10300.h: Likewise.
3447 * config/rs6000/rs6000.h: Likewise.
3448 * config/score/score.h: Likewise.
3449 * config/spu/spu.h: Likewise.
3450 * config/v850/v850.h: Likewise.
3451 * defaults.h: Likewise.
3452 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
3453 * expr.c (emit_block_move): Adjust use of
3454 OUTGOING_REG_PARM_STACK_SPACE.
3455 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
3456 OUTGOING_REG_PARM_STACK_SPACE.
3457 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
3459 2008-05-08 Jakub Jelinek <jakub@redhat.com>
3461 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
3462 on OMP_RETURN for OMP_FOR.
3465 * dwarf2out.c (dw_expand_expr, common_check): Removed.
3466 (fortran_common): New function.
3467 (gen_variable_die): Call fortran_common instead of common_check,
3468 adjust for it returning tree instead of rtx. Formatting.
3470 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3474 * see.c (see_copy_insn): Copy new pure const attributes for new call.
3475 * c-decl.c (merge_decls): Ditto.
3476 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
3477 to RTL_CONST_OR_PURE_CALL_P.
3478 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
3479 Initialized DECL_LOOPING_CONST_PURE.
3480 (process_call_operands): Set tree_side_effects properly.
3481 * tree.h (TREE_READONLY_DECL_P): Removed.
3482 (DECL_IS_PURE): Renamed to DECL_PURE_P.
3483 (DECL_LOOPING_OR_CONST_P): New macro.
3484 (struct tree_function_decl): Added looping_const_or_pure_p.
3486 (ECF_LOOPING_OR_CONST_P): New macro.
3487 * rtlanal.c (pure_const_p): Removed.
3488 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
3489 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
3490 to RTL_CONST_CALL_P.
3491 * ipa-pure-const.c (pure_const_state_e): Added looping field.
3492 (check_decl, check_tree, check_call, scan_function): Initialize
3494 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
3495 (static_execute): Set looping true for recursive functions.
3496 Undo setting state to IPA_NEITHER for recursive functions.
3498 * ifcvt.c (noce_can_store_speculate_p): Changed
3499 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
3500 RTL_CONST_OR_PURE_CALL_P.
3501 * dse.c (scan_insn): Ditto.
3502 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
3503 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
3504 RTL_CONST_OR_PURE_CALL_P.
3505 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
3506 pure_call_p to RTL_CONST_CALL_P.
3507 * gimplify.c (gimplify_call_expr): Clear side effects for
3508 non-looping pure and constant calls.
3509 * calls.c (emit_call_1): Set rtl flags from ecf flags.
3510 (flags_from_decl_or_type): Set ecf flags from decl flags.
3511 (initialize_argument_information): Turn off
3512 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
3513 Change const to pure if callee_copies is true rather than just
3515 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
3516 way of marking pure calls.
3517 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
3518 Remove hack that was supposed to fix pr7335 and remove old
3519 way of marking pure calls.
3520 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
3521 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
3522 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
3523 RTL_CONST_OR_PURE_CALL_P.
3524 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
3525 * loop-invariant.c (find_exits, find_invariant_bb): Changed
3526 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
3527 * sched-deps.c (schedule_analyze): Ditto.
3528 * rtl.h (struct rtx_def): Use call field, unchanging field, and
3529 return_val field of calls to represent pure and const function info.
3530 (CONST_OR_PURE_CALL_P): Deleted macro.
3531 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
3532 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
3533 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
3535 * tree-optimize.c (execute_fixup_cfg): Added test for
3536 ECF_LOOPING_CONST_OR_PURE.
3537 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
3539 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
3540 effects for looping pure or const calls.
3541 (verify_gimple_expr): Added verification code.
3542 * config/alpha/alpha.c (alpha_legitimize_address,
3543 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
3545 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
3546 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
3547 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
3548 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
3549 RTL_CONST_OR_PURE_CALL_P.
3550 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
3551 and const calls to be deleted.
3553 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3556 * config/i386/mmx.md (mmx_subv2sf3): New expander.
3557 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
3558 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
3559 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3560 to handle nonimmediate operands.
3561 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
3562 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
3563 to handle nonimmediate operands.
3564 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
3565 (mmx_pmulhrwv4hi3): New expander. Use
3566 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3567 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
3568 (sse2_umulv1siv1di3): New expander. Use
3569 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3570 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
3571 (mmx_eq<mode>3): New expander. Use
3572 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3573 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
3574 (mmx_uavgv8qi3): New expander. Use
3575 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3576 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
3577 (mmx_uavgv4hi3): New expander. Use
3578 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3580 * config/i386/sse.md
3581 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
3582 to handle nonimmediate operands.
3583 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
3584 to handle nonimmediate operands.
3585 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
3586 to handle nonimmediate operands.
3587 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
3588 to handle nonimmediate operands.
3589 (sse2_unpckhpd_exp): New expander. Use
3590 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3591 (sse2_unpcklpd_exp): New expander. Use
3592 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3593 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
3594 to handle nonimmediate operands.
3595 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
3596 to handle nonimmediate operands.
3597 (*sse2_<plusminus_insn><mode>3): Rename from
3598 sse2_<plusminus_insn><mode>3 insn pattern.
3599 (sse2_<plusminus_insn><mode>3): New expander. Use
3600 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3601 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
3602 (sse2_umulv2siv2di3): New expander. Use
3603 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3604 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
3605 (sse4_1_mulv2siv2di3): New expander. Use
3606 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3607 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
3608 (sse2_pmaddwd): New expander. Use
3609 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3610 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
3611 (sse2_eq<mode>3): New expander. Use
3612 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3613 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
3614 (sse4_1_eqv2di3): New expander. Use
3615 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3616 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3617 (sse2_uavgv16qi3): New expander. Use
3618 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3619 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3620 (sse2_uavgv16qi3): New expander. Use
3621 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3622 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
3623 (sse2_uavgv8hi3): New expander. Use
3624 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3625 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
3626 (ssse3_pmulhrswv8hi3): New expander. Use
3627 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3628 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
3629 (ssse3_pmulhrswv4hi3): New expander. Use
3630 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3632 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
3633 (<sse>_vmmul<mode>3): Ditto.
3634 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
3636 (ssse3_pmaddubsw128): Use register_operand for operand 1.
3637 (ssse3_pmaddubsw): Ditto.
3639 * config/i386/i386.c (struct_builtin_description)
3640 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
3641 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
3642 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
3643 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
3644 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
3645 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
3646 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
3647 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
3648 (ix86_fixup_binary_operands): Assert that src1
3649 and src2 must have the same mode when swapped.
3650 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
3651 and ix86_binary_operator_ok. Do not force operands in registers
3654 2008-05-07 Jan Hubicka <jh@suse.cz>
3656 * cgraph.c (dump_cgraph_node): Update.
3657 * cgraph.h (cgraph_local_info): Break out inline summary.
3658 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
3660 * ipa-inline (inline_summary): New accestor function.
3661 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
3662 cgraph_decide_inlining, compute_inline_parameters): Update.
3663 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
3665 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
3667 Cleanup ColdFire scheduling support and add V4 pipeline model.
3669 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
3670 (define_attr cpu): Add cfv4 value.
3671 (define_attr type, define_attr type1): Merge into a single 'type'
3672 attribute. Update all uses.
3673 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
3674 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
3676 (define_attr opx_mem, define_attr opy_mem): Remove.
3677 (define_attr op_mem): Clean up, update comment.
3678 (define_attr size): Use specific values instead of general int.
3679 (define_attr guess, define_attr split): Remove. Update all uses.
3680 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
3681 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
3682 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
3683 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
3684 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
3685 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
3686 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
3687 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
3688 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
3689 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
3690 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
3691 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
3692 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
3693 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
3694 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
3695 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
3696 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
3697 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
3698 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
3699 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
3700 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
3701 Update or set attributes.
3702 (stack_tie): New fake instruction.
3704 * config/m68k/m68k.h (TUNE_CFV4): New macro.
3705 (m68k_sched_attr_size): Update declaration.
3706 (m68k_sched_attr_type2): Remove.
3707 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
3708 Declare new bypass predicates.
3710 * config/m68k/m68k.c (m68k_sched_issue_rate,
3711 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
3713 (TARGET_SCHED_ISSUE_RATE,
3714 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
3715 (override_options): Handle scheduling for ColdFire V4 core.
3716 (m68k_expand_prologue): Emit stack_tie.
3717 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
3718 'OP_TYPE_FPN'. Update all uses.
3719 (sched_guess_p): Remove.
3720 (sched_address_type): Handle symbolic addresses.
3721 (sched_get_operand): New static function.
3722 (sched_operand_type): Merge into sched_attr_op_type.
3723 (sched_attr_op_type): Handle FP registers, handle quick constants,
3725 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
3726 (m68k_sched_attr_size): Update. Move logic to ...
3727 (sched_get_attr_size_int): New static function.
3728 (sched_get_opxy_mem_type): New static function.
3729 (m68k_sched_attr_op_mem): Update.
3730 (m68k_sched_attr_type2): Remove.
3731 (sched_cfv4_bypass_data): New static variable.
3732 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
3733 (m68k_sched_issue_rate): Implement scheduler hook.
3734 (struct _sched_ib: enabled_p): New field.
3735 (m68k_sched_variable_issue): Update. Handle V4.
3736 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
3737 sched_dump_class_func_t, sched_dump_split_class,
3738 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
3739 sched_dump_dfa_class, m68k_sched_dump): Remove.
3740 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
3742 (m68k_sched_init_global): Remove statisctics dumping, introduce
3743 sanity check that all instructions have pipeline reservations. Handle
3745 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
3746 Handle ColdFire V4 core.
3747 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
3748 New static functions.
3749 (m68k_sched_address_bypass_p): New bypass predicate.
3750 (sched_get_indexed_address_scale): New static function.
3751 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
3753 * cf.md: Update comments.
3754 (define_attr type2): Remove. Use 'type' attribute instead.
3756 (cf_ib): Rename to cfv123_ib. Update all uses.
3757 (cf_oep): Rename to cfv123_oep. Update all uses.
3758 (cf_chr): Rename to cfv123_chr. Update all uses.
3759 (cf_mem): Rename to cfv123_mem. Update all uses.
3760 (cf_mac): Move to more appropriate place.
3761 (cfv123_guess): New automaton and cpu_unit.
3762 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
3763 Update uses of 'size' attribute. Handle before reload scheduling.
3764 (cfv123_guess): New dummy reservation for unhandled instructions.
3765 (cfv4_*): Pipeline description of ColdFire V4 core.
3766 (ignore): New reservation to handle 'ignore' type.
3768 2008-05-07 Ian Lance Taylor <iant@google.com>
3771 * gimplify.c (find_single_pointer_decl_1): Don't look through
3773 (find_single_pointer_decl): Adjust comments.
3775 2008-05-07 Jakub Jelinek <jakub@redhat.com>
3778 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
3779 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
3782 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
3783 integral type rather than floating point, then VIEW_CONVERT_EXPR
3784 to the floating point type.
3786 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3788 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
3789 TFmode op0 to register.
3791 2008-05-07 Alan Modra <amodra@bigpond.net.au>
3793 * c-decl.c (grokdeclarator): Comment typo.
3795 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
3797 * tree-flow.h: Remove prototype for computed_goto_p.
3798 * tree-cfg.c (computed_goto_p): Make static.
3800 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
3803 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
3804 (contains_aligned_value_p): This. Handle _Decimal128.
3805 (ix86_function_arg_boundary): Only align _Decimal128 to its
3806 natural boundary and handle it properly.
3808 2008-05-06 Martin Jambor <mjambor@suse.cz>
3810 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
3811 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
3812 (ipcp_method_set_orig_node): Removed.
3813 (ipcp_cval_get_cvalue_type): Removed.
3814 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
3815 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
3816 (ipcp_cval_set_cvalue_type): Removed.
3817 (ipcp_cval_get_cvalue): Removed.
3818 (ipcp_cval_set_cvalue): Removed.
3819 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
3820 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
3821 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
3822 (ipcp_cval_meet): Renamed to ipa_lattice_meet
3823 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
3824 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
3825 (ipcp_get_ith_lattice): Changed parameters.
3826 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
3827 (ipcp_lattice_from_jfunc): Changed parameters.
3828 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
3829 (ipcp_method_cval_print): Added temporary variable info.
3830 (ipcp_redirect): Removed already unused local variable caller.
3831 (ipcp_redirect): New temporary variable orig_callee_info
3832 (ipcp_redirect): Removed newly unused local variable callee.
3833 (ipcp_redirect): Removed (a bit confusing) local variable type.
3834 (ipcp_insert_stage): Added local variable info.
3835 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
3837 (ipcp_formal_create): Removed.
3838 (ipcp_method_cval_set): Removed.
3839 (ipcp_propagate_stage): Renamed lattice variables.
3840 (ipcp_method_cval_set_cvalue_type): Removed.
3841 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
3842 (ipcp_print_all_lattices): Changed printed strings to refer to
3843 lattices rather than cvals.
3844 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
3845 (ipcp_propagate_const): Changed formal parameters.
3846 (build_const_val): Changed formal parameters.
3847 (ipcp_insert_stage): Removed useless variable cvalue
3848 (build_const_val): Changed formal parameters.
3849 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
3850 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
3851 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
3852 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
3853 (ipcp_print_func_profile_counts): Changed string from "method" to
3855 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
3856 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
3857 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
3858 (ipcp_structures_print): Renamed to ipcp_print_all_structures
3859 (ipcp_profile_print): Renamed to ipcp_print_profile_data
3860 (ipcp_lat_is_const): Changed parameters and made inline.
3861 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
3862 (ipcp_redirect): Renamed to ipcp_need_redirect_p
3863 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
3864 the predicate condition directly
3865 (ipcp_propagate_stage): Added local variable args. Removed local
3866 variable callee. (Both are mere code simplifications.)
3867 (ipcp_method_dont_insert_const): Renamed to
3868 ipcp_node_not_modifiable_p.
3869 (ipcp_node_not_modifiable_p): Made inline.
3870 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
3871 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
3872 (ipcp_print_all_lattices): Removed variable cvalue
3873 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
3876 2008-05-06 Olivier Hainque <hainque@adacore.com>
3878 * tree-sra.c (try_instantiate_multiple_fields): Early return
3879 if field has POINTER_TYPE.
3881 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
3883 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
3884 by using 'q' specifier for instruction.
3885 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
3887 2008-05-06 Anatoly Sokolov <aesok@post.ru>
3889 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
3890 Change mode of zero_extract from QImode to HImode.
3891 (sign bit tests peepholes): (Ditto.).
3893 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
3895 * config/i386/mmx.md: Remove double backslashes from asm templates.
3896 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
3897 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3898 to handle nonimmediate operands.
3899 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
3900 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3901 to handle nonimmediate operands.
3902 (*mmx_<code>v2sf3_finite): New insn pattern.
3903 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
3904 (mmx_<code>v2sf3): New expander. Use
3905 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3906 (mmx_<plusminus_insn><mode>3): New expander. Use
3907 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3908 (*mmx_<plusminus_insn><mode>3): New insn pattern.
3909 (mmx_add<mode>3): Removed.
3910 (mmx_ssadd<mode>3): Ditto.
3911 (mmx_usadd<mode>3): Ditto.
3912 (mmx_sub<mode>3): Ditto.
3913 (mmx_sssub<mode>3): Ditto.
3914 (mmx_ussub<mode>3): Ditto.
3915 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
3916 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
3917 to handle nonimmediate operands.
3918 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
3920 (mmx_smulv4hi3_highpart): New expander. Use
3921 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3922 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
3924 (mmx_umulv4hi3_highpart): New expander. Use
3925 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3926 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
3927 (mmx_<code>v4hi3): New expander. Use
3928 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3929 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
3930 (mmx_<code>v8qi3): New expander. Use
3931 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3932 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
3933 (mmx_<code><mode>3): New expander. Use
3934 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3936 2008-05-05 Jan Hubicka <jh@suse.cz>
3938 PR tree-optimization/36118
3939 * passes.c (pass_init_dump_file): Fix dump header.
3941 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3944 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
3945 VCE for function decls.
3947 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
3949 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
3951 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
3953 * config/i386/i386.md (sat_plusminus): New.
3954 (plusminus_insn): Likewise.
3955 (plusminus_mnemonic): Likewise.
3957 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
3958 (*<addsub><mode>3_cc_overflow): Renamed to ...
3959 (*<plusminus_insn><mode>3_cc_overflow): This.
3960 (*<addsub>si3_zext_cc_overflow): Renamed to ...
3961 (*<plusminus_insn>si3_zext_cc_overflow): This.
3963 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
3964 (<plusminus_insn><mode>3): This.
3965 (*<addsub><mode>3): Renamed to ...
3966 (*<plusminus_insn><mode>3): This.
3967 (<sse>_vm<addsub><mode>3): Renamed to ...
3968 (<sse>_vm<plusminus_insn><mode>3): This.
3969 (sse3_h<addsub>v4sf3): Renamed to ...
3970 (sse3_h<plusminus_insn>v4sf3): This.
3971 (sse3_h<addsub>v2df3): Renamed to ...
3972 (sse3_h<plusminus_insn>v2df3): This.
3973 (<plusminus_insn><mode>3): New.
3974 (*<plusminus_insn><mode>3): Likewise.
3975 (sse2_<plusminus_insn><mode>3): Likewise.
3976 (add<mode>): Removed.
3977 (*add<mode>3): Likewise.
3978 (sse2_ssadd<mode>3): Likewise.
3979 (sse2_usadd<mode>3): Likewise.
3980 (sub<mode>3): Likewise.
3981 (*sub<mode>3): Likewise.
3982 (sse2_sssub<mode>3): Likewise.
3983 (sse2_ussub<mode>3): Likewise.
3985 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
3987 * gthr-single.h: Add in required interface elements as per gthr.h.
3988 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
3989 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
3990 Generalize UNUSED macro.
3991 (__gthread_once): Add.
3992 (__gthread_key_create): Add.
3993 (__gthread_key_delete): Add.
3994 (__gthread_getspecific): Add.
3995 (__gthread_setspecific): Add.
3997 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
3999 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
4000 the same size types for the indirect reference on the rhs, then
4003 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
4005 * config/i386/i386.md
4006 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
4007 one insn template instead of template series.
4008 (*xordi_1_rex64): Ditto.
4009 (*xordi_2_rex64): Ditto.
4011 2008-05-05 Ira Rosen <irar@il.ibm.com>
4013 PR tree-optimization/36119
4014 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
4017 2008-06-04 Jan Hubicka <jh@suse.cz>
4019 tree-optimization/36100
4020 * tree-pass.h (pass_O0_always_inline): Declare.
4021 * ipa-inline.c (inline_transform): Remove dead code.
4022 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
4023 pass_O0_always_inline): New.
4024 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
4026 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
4028 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
4029 mnemonic in this_param move for TARGET_64BIT.
4031 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
4033 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
4034 (*strmovsi_rex_1): Ditto.
4035 (*strsetsi_1): Ditto.
4036 (*strsetsi_rex_1): Ditto.
4038 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
4039 adddicc expanders using SWI mode iterator.
4041 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
4044 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
4047 2008-05-04 David S. Miller <davem@davemloft.net>
4049 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
4050 (sparc*-*-linux*): Use linux.h in tm_file.
4051 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
4052 compiler defaulting to 32-bit.
4053 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
4055 * config/sparc/linux.h: Remove definitions now obtained
4056 properly from linux.h
4057 * config/sparc/linux64.h: Likewise.
4058 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
4059 don't want this setting for 32-bit builds in a biarch compiler.
4060 * doc/install.texi: Add sparc-linux to list of targets
4061 supporting --enable-targets=all.
4063 2008-05-03 Andrew Pinski <pinskia@gmail.com>
4065 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
4067 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
4069 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
4070 after V4SI_FTYPE_V8HI.
4071 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
4072 case V4SI_FTYPE_V2DF.
4074 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
4076 * doc/invoke.texi (max-flow-memory-locations): Removed.
4077 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
4079 2008-05-03 Richard Guenther <rguenther@suse.de>
4082 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
4084 2008-05-02 David S. Miller <davem@davemloft.net>
4086 * config.gcc (need_64bit_hwint): Document libcpp dependency.
4088 2008-05-02 Simon Baldwin <simonb@google.com>
4091 * c-common.h (warn_array_subscript_range): Removed.
4092 * c-common.c (warn_array_subscript_range): Ditto.
4093 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
4094 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
4096 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
4098 * config/i386/i386.c (ix86_special_builtin_type): New.
4099 (bdesc_special_args): Likewise.
4100 (ix86_expand_special_args_builtin): Likewise.
4101 (ix86_init_mmx_sse_builtins): Updated.
4102 (ix86_expand_builtin): Updated.
4103 (ix86_expand_store_builtin): Removed.
4104 (ix86_expand_unop_builtin): Likewise.
4106 * config/i386/mm3dnow.h (__v2sf): Moved to ...
4107 * config/i386/mmintrin.h (__v2sf): Here.
4109 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
4111 (_mm_loadl_pi): Likewise.
4112 (_mm_storeh_pi): Replace __v2si with __v2sf.
4113 (_mm_storel_pi): Likewise.
4115 * doc/extend.texi: Correct __builtin_ia32_loadhps,
4116 __builtin_ia32_loadlps, __builtin_ia32_storehps,
4117 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
4118 __builtin_ia32_loadlpd.
4120 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
4122 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
4123 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
4124 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
4125 (ix86_init_mmx_sse_builtins): Updated.
4126 (ix86_expand_args_builtin): Likewise.
4127 (ix86_expand_builtin): Likewise.
4128 (ix86_expand_unop1_builtin): Renamed to ...
4129 (ix86_expand_unop_vec_merge_builtin): This.
4131 2008-05-01 Jan Hubicka <jh@suse.cz>
4134 * ipa-inline.c (inline_generate_summary): Make static.
4135 (inline_transform): Do not call inlining at -O0; make static.
4136 * passes.c (execute_todo): Add sanity check.
4137 (execute_one_ipa_transform_pass): Execute proper flags.
4139 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
4141 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
4142 (DECL_NONADDRESSABLE_P): Likewise.
4143 * alias.c (record_component_aliases): Fix comment.
4145 2008-05-01 Simon Baldwin <simonb@google.com>
4147 * c-common.h (warn_array_subscript_range): New function.
4148 * c-common.c (warn_array_subscript_range): Ditto.
4149 * tree-vrp.c (check_array_ref): Corrected code to agree with
4150 comment, ignoring only arrays of size 0 or size 1.
4151 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
4153 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4155 * config/i386/i386.c (ix86_builtin_type): Replace
4156 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
4157 (bdesc_args): Updated.
4158 (ix86_init_mmx_sse_builtins): Likewise.
4159 (ix86_expand_args_builtin): Likewise.
4161 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
4164 * doc/extend.texi: Correct __builtin_ia32_palignr.
4166 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4169 * config/i386/i386.c (bdesc_crc32): Removed.
4170 (ix86_expand_crc32): Likewise.
4171 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
4172 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
4173 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
4174 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
4175 UINT_FTYPE_UINT_UCHAR.
4176 (bdesc_args): Updated. Add crc32 builtins.
4177 (ix86_init_mmx_sse_builtins): Updated.
4178 (ix86_expand_args_builtin): Updated to support subreg.
4180 * doc/extend.texi: Correct __builtin_ia32_crc32di.
4182 2008-05-01 Jan Hubicka <jh@suse.cz>
4184 * tree-pass.h (opt_pass): Add IPA_PASS.
4185 (varpool_node, cgraph_node): Forward declare.
4186 (ipa_opt_pass): Define.
4187 (pass_ipa_inline): Turn into ipa_opt_pass.
4188 (pass_apply_inline): Remove.
4189 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
4190 (apply_inline): Turn into ....
4191 (inline_transform): ... this one.
4192 (inline_generate_summary): New function.
4193 (pass_apply_inline): Remove.
4194 * function.h (ipa_opt_pass): Forward declare structure; typedef;
4196 (struct function): Add ipa_transforms_to_apply.
4197 * passes.c (register_one_dump_file): Work on IPA_PASS.
4198 (init_optimization_passes): Remove pass_inline_parameters and
4200 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
4201 (execute_one_pass) ... here; apply transforms when possible.
4202 (add_ipa_transform_pass, execute_ipa_summary_asses,
4203 execute_one_ipa_transform_pass): New.
4204 (execute_ipa_pass_list): Update for IPA_PASS type.
4206 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4208 * config/i386/i386.c (ix86_builtin_type): Add
4209 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
4210 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
4211 (bdesc_args): Add SSE4a builtins.
4212 (ix86_init_mmx_sse_builtins): Updated.
4213 (ix86_expand_args_builtin): Likewise.
4214 (ix86_expand_builtin): Likewise.
4216 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4218 * config/i386/i386.c (ix86_builtin_type): Add
4219 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
4220 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
4221 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
4222 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
4223 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
4224 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
4225 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
4226 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
4227 and DI_FTYPE_DI_DI_INT.
4228 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
4229 (ix86_init_mmx_sse_builtins): Updated.
4230 (ix86_expand_args_builtin): Likewise.
4231 (ix86_expand_builtin): Likewise.
4232 (ix86_expand_binop_imm_builtin): Removed.
4234 * doc/extend.texi: Correct __builtin_ia32_palignr128.
4236 2008-04-30 Richard Guenther <rguenther@suse.de>
4238 PR tree-optimization/32921
4239 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
4241 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
4243 * config/arm/arm.c (arm_unwind_emit): Use
4244 crtl->all_throwers_are_sibcalls instead of
4245 cfun->all_throwers_are_sibcalls.
4246 (arm_output_fn_unwind): Likewise.
4247 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
4248 instead of cfun->uses_pic_offset_table.
4249 (frv_expand_prologue): Likewise.
4250 (frv_frame_pointer_required): Likewise.
4251 (frv_expand_fdpic_call): Likewise.
4252 (frv_emit_movsi): Likewise.
4253 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
4254 cfun->returns_pcc_struct instead of
4255 current_function_returns_pcc_struct.
4256 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
4257 instead of cfun->calls_eh_return.
4258 (m32c_pushm_popm): Likewise.
4259 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
4260 "extern" declaration.
4262 2008-04-30 Richard Guenther <rguenther@suse.de>
4264 PR tree-optimization/21636
4265 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
4267 (evaluate_stmt): Print the likely value.
4268 (ccp_visit_stmt): Avoid excessive vertical spacing.
4270 2008-04-30 Rafael Espindola <espindola@google.com>
4272 * builtins.c (fold_call_expr): Return realret.
4273 * tree-ssa-threadedge.c
4274 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
4275 __builtin_object_size.
4277 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
4279 * gcc.c (wrapper_string): New variable.
4280 (insert_wrapper): New function.
4281 (execute): New option -wrapper.
4282 * doc/invoke.texi (Overall Options): New driver option -wrapper.
4284 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
4286 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
4287 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
4288 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
4290 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
4291 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
4292 config/rs6000/e500crtres64gprctr.asm,
4293 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
4294 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
4295 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
4296 config/rs6000/e500crtsav64gprctr.asm,
4297 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
4298 config/rs6000/e500crtsavg64gprctr.asm: New files.
4299 * config/rs6000/t-ppccomm: Add build rules for new files.
4300 (LIB2FUNCS_STATIC_EXTRA): Add new files.
4301 * config/rs6000/t-netbsd: Add build rules for new files.
4302 (LIB2FUNCS_STATIC_EXTRA): New variable.
4303 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
4304 (CRTSAVRES_DEFAULT_SPEC): Likewise.
4305 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
4307 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
4309 * config/i386/i386.c (ix86_builtin_type): Add
4310 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
4311 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
4312 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
4313 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
4314 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
4315 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
4316 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
4317 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
4318 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
4319 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
4320 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
4321 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
4322 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
4323 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
4324 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
4325 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
4326 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
4327 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
4328 V1DI_FTYPE_V2SI_V2SI.
4329 (bdesc_2arg): Moved to ...
4331 (ix86_init_mmx_sse_builtins): Updated.
4332 (ix86_expand_args_builtin): Updated. Take a pointer
4333 to const struct builtin_description. Handle comparison
4335 (ix86_expand_sse_compare): Take a new argument for swapping operands.
4336 (ix86_expand_builtin): Updated.
4338 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
4339 (ssse3_pmaddubsw128): This.
4340 (ssse3_pmaddubswv4hi3): Renamed to ...
4341 (ssse3_pmaddubsw): This.
4343 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
4344 (__builtin_ia32_packssdw128): Likewise.
4345 (__builtin_ia32_packuswb128): Likewise.
4346 (__builtin_ia32_pmaddubsw): Likewise.
4347 (__builtin_ia32_pmaddubsw128): Likewise.
4349 2008-04-30 Richard Guenther <rguenther@suse.de>
4351 PR tree-optimization/14847
4352 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
4353 (recognize_bits_test): Use it.
4354 (recognize_single_bit_test): Likewise.
4356 2008-04-30 Martin Jambor <mjambor@suse.cz>
4358 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
4359 instead of setting number of formal parameters to zero.
4360 (ipcp_init_stage): Do not set the number of actual parameters to zero
4362 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
4363 which are called with variable number of arguments.
4364 (ipcp_insert_stage): Explicitely skipping all nodes which are
4365 called with variable number of arguments.
4366 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
4367 number of parameters.
4369 * ipa-prop.h (struct ipa_node_params): Added flag
4370 called_with_var_arguments
4371 (ipa_set_param_count): Added. Changed sole setter to use it.
4372 (ipa_get_param_count): Added. All readers of param_count
4373 converted to use it instead.
4374 (ipa_set_called_with_variable_arg): Added.
4375 (ipa_is_called_with_var_arguments): Added.
4376 (ipa_get_ith_param): Added. All readers of param_decls converted
4378 (ipa_set_cs_argument_count): Added, sole writer to argument_count
4380 (ipa_get_cs_argument_count): Added, all readers of argument_count
4382 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
4385 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
4386 (struct ipcp_lattice): Renamed cval_type to type
4387 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
4389 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
4390 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
4391 (ipcp_insert_stage): Changed the type of variable cvalue to tree
4392 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
4393 (build_const_val): Changed the type of parameter cvalue to tree
4394 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
4395 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
4397 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
4400 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
4401 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
4402 (ipa_add_method): Renamed to ipa_push_func_to_list
4403 (ipa_remove_method): Renamed to ipa_pop_func_from_list
4404 (ipa_callsite_param_count): Removed.
4405 (ipa_callsite_param_count_set): Removed.
4406 (ipa_callsite_param): Removed.
4407 (ipa_callsite_callee): Removed.
4408 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
4409 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
4410 (ipa_method_formal_count): Removed.
4411 (ipa_method_formal_count_set): Removed.
4412 (ipa_method_get_tree): Removed.
4413 (ipa_method_tree_map_create): Removed.
4414 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
4415 (ipa_create_param_decls_array): Creates the array itself
4416 (ipa_create_param_decls_array): Temporary variable info instead of
4418 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
4419 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
4420 (get_type): Removed.
4421 (ipa_jf_get_info_type): Removed.
4422 (ipa_node_create): Renamed to ipa_create_node_params
4423 (ipa_free): Renamed to ipa_free_all_node_params
4424 (ipa_nodes_create): Renamed to ipa_create_all_node_params
4425 (ipa_edges_create): Renamed to ipa_create_all_edge_args
4426 (ipa_edges_free): Renamed to ipa_free_all_edge_args
4427 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
4428 (ipa_free_all_node_params): Deallocation to jump_functions moved to
4429 ipa_free_all_edge_args
4430 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
4431 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
4432 (ipa_create_methodlist_node): Removed.
4433 (ipa_methodlist_method): Removed.
4434 (ipa_methodlist_method_set): Removed.
4435 (ipa_methodlist_next_method): Removed.
4436 (ipa_methodlist_next_method_set): Removed.
4437 (ipa_method_is_modified): Removed.
4438 (ipa_method_modify_create): Removed.
4439 (ipa_method_modify_init): Temporary variable info instead of a few
4441 (ipa_detect_param_modifications): Temporary variable info instead of
4443 (ipa_compute_jump_functions): Temporary variable info instead of
4445 (ipa_method_modify_set): Removed.
4446 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
4447 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
4448 than craph_node as the first parameter.
4449 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
4450 (ipa_method_modify_init): Removed.
4451 (ipa_compute_jump_functions): Added a temp variable instead of
4452 repeatadly dereferencing the cgraph_edge.aux pointer
4453 (ipa_callsite_param_set_type): Removed.
4454 (ipa_compute_jump_functions): i renamed to index and moved to
4456 (ipa_callsite_param_set_info_type_formal): Removed.
4457 (ipa_callsite_param_set_info_type): Removed.
4458 (ipa_callsite_param_map_create): Removed.
4459 (ipa_callsite_tree): Removed.
4460 (ipa_callsite_caller): Removed.
4461 (ipa_pop_func_from_list): return_method removed to return_func
4463 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
4464 prefixed all values with IPA_. Changed all users.
4465 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
4466 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
4467 and FORMAL_IPATYPE IPA_PASS_THROUGH.
4468 (union parameter_info): Renamed to jump_func_value.
4469 (union jump_func_value): Renamed value to constant
4470 (struct ipa_jump_func): Renamed info_type to value
4471 (struct ipa_node): Renamed to ipa_node_params
4472 (struct ipa_node_params): Renamed ipa_arg_num to param_count
4473 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
4474 (struct ipa_node_params): Renamed ipa_mod to modified_flags
4475 (struct ipa_edge): Renamed to ipa_edge_args
4476 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
4477 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
4478 (struct ipa_methodlist): Renamed to ipa_func_list
4479 (struct ipa_func_list): method_p renamed to node, next_method
4481 (ipa_methodlist_p): Removed, switched all users to struct pointer
4482 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
4484 2008-04-30 Alan Modra <amodra@bigpond.net.au>
4486 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
4487 (rs6000_emit_epilogue): Use backchain to restore only when we
4488 have a large frame. Make use of frame pointer to restore if we
4489 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
4491 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
4493 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
4494 Add mode to zero_extract.
4495 (sign bit tests peepholes): (Ditto.).
4497 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
4499 * config/i386/i386.c (ix86_builtins): Replace Prescott New
4500 Instructions in comments with SSE3.
4501 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
4502 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
4503 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
4504 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
4505 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
4506 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
4507 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
4508 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
4509 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
4510 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
4511 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
4512 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
4513 (bdesc_sse_args): Renamed to ...
4514 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
4515 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
4516 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
4518 (bdesc_1arg): Moved to ...
4520 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
4521 Instructions in comments with SSE3.
4522 (ix86_expand_sse_operands_builtin): Renamed to ...
4523 (ix86_expand_args_builtin): This. Updated.
4524 (ix86_expand_unop1_builtin): Update comments.
4525 (ix86_expand_builtin): Updated.
4527 2008-04-29 Richard Guenther <rguenther@suse.de>
4529 PR tree-optimization/36078
4530 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
4531 Update virtual SSA form after cleaning up the CFG.
4533 2008-04-29 Richard Guenther <rguenther@suse.de>
4536 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
4538 2008-04-29 Richard Guenther <rguenther@suse.de>
4540 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
4541 (compute_may_aliases): Do not call finalize_ref_all_pointers.
4542 (compute_flow_insensitive_aliasing): Do not treat
4543 PTR_IS_REF_ALL pointers special.
4544 (get_smt_for): Likewise.
4545 (may_alias_p): Re-structure.
4546 (is_escape_site): A ref-all pointer conversion is not an escape site.
4547 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
4548 PTR_IS_REF_ALL pointers special.
4549 * tree-ssa-structalias.h (struct alias_info): Remove
4550 ref_all_symbol_mem_tag field.
4551 (PTR_IS_REF_ALL): Remove.
4553 2008-04-29 Richard Guenther <rguenther@suse.de>
4556 * fold-const.c (extract_muldiv_1): In combining division constants
4557 make sure to never overflow.
4559 2008-04-29 Nick Clifton <nickc@redhat.com>
4561 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
4563 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4566 * optc-gen.awk: Work around HP-UX/IA awk bug.
4568 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
4570 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
4573 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4576 * config/i386/i386.md
4577 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
4578 Change operand 1 predicate to nonimmediate_operand.
4580 2008-04-28 Jakub Jelinek <jakub@redhat.com>
4583 * dwarf2out.c (struct die_struct): Mark as chain_circular through
4585 * gengtype.c (walk_type, write_func_for_structure): Handle
4587 * doc/gty.texi: Document chain_circular.
4589 2008-04-28 Richard Guenther <rguenther@suse.de>
4591 PR tree-optimization/36066
4592 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
4595 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4598 * config/i386/i386.md
4599 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
4600 Use match_scratch instead of match_operand for operands 3 and 4.
4602 2008-04-27 Richard Guenther <rguenther@suse.de>
4604 PR tree-optimization/18754
4605 PR tree-optimization/34223
4606 * tree-pass.h (pass_complete_unrolli): Declare.
4607 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
4608 loop size before and after unconditionally of UL_NO_GROWTH in effect.
4609 Rewrite loop into loop closed SSA form if it is not already.
4610 (tree_unroll_loops_completely): Re-structure to iterate over
4611 innermost loops with intermediate CFG cleanups.
4612 Unroll outermost loops only if requested or the code does not grow
4614 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
4615 loops are available.
4616 (tree_vectorize): Instead do so here.
4617 (tree_complete_unroll): Also unroll outermost loops.
4618 (tree_complete_unroll_inner): New function.
4619 (gate_tree_complete_unroll_inner): Likewise.
4620 (pass_complete_unrolli): New pass.
4621 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
4622 uses outside of the loop.
4623 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
4624 form if it is available.
4625 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
4626 * passes.c (init_optimization_passes): Schedule complete inner
4627 loop unrolling pass before the first CCP pass after final inlining.
4629 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
4631 * targhooks.h (default_emutls_var_fields,
4632 default_emutls_var_init): Declare.
4633 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
4634 * target.h (struct gcc_target): Add struct emutls member.
4635 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
4636 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
4637 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
4638 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
4639 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
4640 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
4641 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
4642 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
4643 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
4644 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
4645 emit debug information.
4646 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
4647 * varasm.c: Include targhooks.h.
4648 (emutls_object_section, emutls_tmpl_section): New.
4649 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
4650 (EMUTLS_SEPARATOR): New.
4652 (get_emutls_object_name): New.
4653 (default_emutls_var_fields): New, broken out of ...
4654 (get_emutls_object_type): ... here. Adjust to use target hooks.
4655 (get_emutls_init_templ_addr): Adjust to use target hooks.
4656 (emutls_decl): Adjust to use target hooks.
4657 (emutls_finish): Likewise.
4658 (default_emutls_var_init): New, broken out of ...
4659 (assemble_variable): ... here. Adjust to use target hooks.
4660 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
4662 * c-common.c (handle_section_attribute): Prevent overriding
4663 sections for emulated tls with special sections.
4664 * config/i386/i386.c (x86_64_elf_select_section): Add
4665 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
4666 (x86_64_elf_unique_section): Likewise.
4667 * config/vxworks.c: Include tree.h.
4668 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
4669 (vxworks_override_options): Set TLS scheme.
4670 * doc/tm.texi (Emulated TLS): New node.
4672 2008-04-26 Simon Baldwin <simonb@google.com>
4675 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
4676 with propagated string constants.
4678 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
4680 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
4681 constraint for operand 2 when operand 0 is memory operand.
4682 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
4683 operand 0 is memory operand.
4684 (fix_trunc<mode>_i387_with_temp): Ditto.
4685 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
4686 operand 2 when operand 1 is memory operand.
4687 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
4688 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
4689 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
4690 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
4691 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
4692 operands 2,3 and 4 when operand 1 is memory operand.
4693 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
4695 (fistdi2_floor_with_temp): Ditto.
4696 (fist<mode>2_floor_with_temp): Ditto.
4697 (fistdi2_ceil_with_temp): Ditto.
4698 (fist<mode>2_ceil_with_temp): Ditto.
4699 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
4701 2008-04-26 David Daney <ddaney@avtrex.com>
4703 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
4705 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
4706 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
4707 UNSPEC_UPDATE_GOT_VERSION): Renumber.
4708 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
4709 (compare_and_swap_12): New insn.
4710 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
4711 * config/mips/mips.c (mips_force_binary): New function.
4712 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
4713 (mips_expand_compare_and_swap_12): New function.
4714 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
4716 2008-04-25 Jan Hubicka <jh@suse.cz>
4719 * cfgexpand.c (pass_expand): Turn into RTL pass.
4720 * passes.c (execute_one_pass): Do pass typechecking after execution.
4721 * tree-pass.h (pass_expand): Turn into RTL pass.
4723 * function.h (struct rtl_data): Move here fields
4724 accesses_prior_frames, calls_eh_return, saves_all_registers,
4725 has_nonlocal_goto, has_asm_statement, is_thunk,
4726 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
4727 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
4728 arg_pointer_save_area_init from struct function; turn into bool.
4729 (struct function): Move
4730 calls_eh_return, saves_all_registers, has_nonlocal_goto,
4731 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
4732 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
4733 tail_call_emit, arg_pointer_save_area_init
4734 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
4735 (current_function_returns_struct, current_function_returns_pcc_struct,
4736 current_function_calls_setjmp, current_function_calls_alloca,
4737 current_function_accesses_prior_frames,
4738 current_function_calls_eh_return, current_function_is_thunk,
4739 current_function_stdarg, current_function_profile,
4740 current_function_limit_stack, current_function_uses_pic_offset_table,
4741 current_function_uses_const_pool, current_function_has_nonlocal_label,
4742 current_function_saves_all_registers,
4743 current_function_has_nonlocal_goto,
4744 current_function_has_asm_statement): Remove accesor macros.
4745 * ra-conflict.c (global_conflicts): Update.
4746 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
4747 (suitable_for_tail_call_opt_p): Update.
4748 * builtins.c (expand_builtin_return_addr): Update.
4749 (expand_builtin_setjmp_setup): Update.
4750 (expand_builtin_nonlocal_goto): Update.
4751 * final.c (final_start_function): Update.
4752 (profile_function): Update.
4753 (leaf_function_p): Update.
4754 (only_leaf_regs_used): Update.
4755 * df-scan.c (df_get_exit_block_use_set): Update.
4756 * dojump.c (clear_pending_stack_adjust): Update.
4757 * tree-stdarg.c (gate_optimize_stdarg): Update.
4758 * gimple-low.c (lower_function_body): Update.
4759 * global.c (compute_regsets): Update.
4760 (global_alloc): Update.
4761 * dwarf2out.c (dwarf2out_begin_prologue): Update.
4762 * expr.c (expand_assignment): Update.
4763 * dse.c (dse_step0): Update.
4764 (dse_step1): Update.
4765 * c-decl.c (store_parm_decls): Update.
4766 * local-alloc.c (combine_regs): Update.
4767 (find_free_reg): Update.
4768 * function.c (assign_parms_augmented_arg_list): Update.
4769 (assign_parm_find_data_types): Update.
4770 (assign_parms): Update.
4771 (allocate_struct_function): Update.
4772 (expand_function_start): Update.
4773 (expand_function_end): Update.
4774 (get_arg_pointer_save_area): Update.
4775 (thread_prologue_and_epilogue_insns): Update.
4776 (rest_of_match_asm_constraints): Update.
4777 * stor-layout.c (variable_size): Update.
4778 * gcse.c (gcse_main): Update.
4779 (bypass_jumps): Update.
4780 * gimplify.c (gimplify_function_tree): Update.
4781 * calls.c (emit_call_1): Update.
4782 (expand_call): Update.
4783 * bt-load.c (compute_defs_uses_and_gen): Update.
4784 * except.c (sjlj_assign_call_site_values): Update.
4785 (sjlj_emit_function_enter): Update.
4786 (can_throw_external): Update.
4787 (set_nothrow_function_flags): Update.
4788 (expand_builtin_unwind_init): Update.
4789 (expand_eh_return): Update.
4790 (convert_to_eh_region_ranges): Update.
4791 (output_function_exception_table): Update.
4792 * emit-rtl.c (gen_tmp_stack_mem): Update.
4793 * cfgexpand.c (expand_used_vars): Update.
4794 (tree_expand_cfg): Update.
4795 * cfgcleanup.c (rest_of_handle_jump): Update.
4796 * explow.c (allocate_dynamic_stack_space): Update.
4797 * varasm.c (assemble_start_function): Update.
4798 (force_const_mem): Update.
4799 (mark_constant_pool): Update.
4800 * tree-optimize.c (tree_rest_of_compilation): Update.
4801 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
4802 * tree-cfg.c (notice_special_calls): Update.
4803 (is_ctrl_altering_stmt): Update.
4804 (tree_can_make_abnormal_goto): Update.
4805 (tree_purge_dead_abnormal_call_edges): Update.
4806 * config/alpha/predicates.md: Update.
4807 * config/alpha/alpha.c (alpha_sa_mask): Update.
4808 (alpha_sa_size): Update.
4809 (alpha_does_function_need_gp): Update.
4810 (alpha_expand_prologue): Update.
4811 (alpha_start_function): Update.
4812 (alpha_output_function_end_prologue): Update.
4813 (alpha_expand_epilogue): Update.
4814 * config/frv/frv.c (frv_stack_info): Update.
4815 (frv_expand_epilogue): Update.
4816 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
4817 (s390_register_info): Update.
4818 (s390_frame_info): Update.
4819 (s390_init_frame_layout): Update.
4820 (s390_can_eliminate): Update.
4821 (save_gprs): Update.
4822 * config/spu/spu.c (spu_split_immediate): Update.
4823 (need_to_save_reg): Update.
4824 (spu_expand_prologue): Update.
4825 (spu_expand_epilogue): Update.
4826 * config/sparc/sparc.md: Update.
4827 * config/sparc/sparc.c (eligible_for_return_delay): Update.
4828 (sparc_tls_got): Update.
4829 (legitimize_pic_address): Update.
4830 (sparc_emit_call_insn): Update.
4831 (sparc_expand_prologue): Update.
4832 (output_return): Update.
4833 (print_operand): Update.
4834 (sparc_function_ok_for_sibcall): Update.
4835 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
4836 * config/m32r/m32r.md: Update.
4837 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
4838 (m32r_compute_frame_size): Update.
4839 (m32r_expand_prologue): Update.
4840 (m32r_expand_epilogue): Update.
4841 (m32r_legitimize_pic_address): Update.
4842 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
4843 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
4844 * config/i386/i386.c (ix86_frame_pointer_required): Update.
4846 (ix86_save_reg): Update.
4847 (ix86_compute_frame_layout): Update.
4848 (ix86_expand_prologue): Update.
4849 (ix86_expand_epilogue): Update.
4850 * config/sh/sh.c (output_stack_adjust): Update.
4851 (calc_live_regs): Update.
4852 (sh5_schedule_saves): Update.
4853 (sh_expand_prologue): Update.
4854 (sh_expand_epilogue): Update.
4855 (sh_setup_incoming_varargs): Update.
4856 (sh_allocate_initial_value): Update.
4857 (sh_get_pr_initial_val): Update.
4858 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
4859 * config/sh/sh.md (label:): Update.
4860 * config/avr/avr.c (out_movhi_mr_r): Update.
4861 * config/crx/crx.h (enum): Update.
4862 * config/xtensa/xtensa.h (along): Update.
4863 * config/stormy16/stormy16.c Update.
4864 (xstormy16_compute_stack_layout): Update.
4865 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
4866 (fr30_expand_prologue): Update.
4867 * config/cris/cris.c (cris_conditional_register_usage): Update.
4868 (cris_reg_saved_in_regsave_area): Update.
4869 (cris_initial_frame_pointer_offset): Update.
4870 (cris_simple_epilogue): Update.
4871 (cris_expand_prologue): Update.
4872 (cris_expand_epilogue): Update.
4873 (cris_expand_pic_call_address): Update.
4874 (cris_asm_output_symbol_ref): Update.
4875 (cris_asm_output_label_ref): Update.
4876 * config/cris/cris.md Update.
4877 * config/iq2000/iq2000.c (compute_frame_size): Update.
4878 (iq2000_expand_epilogue): Update.
4879 * config/mt/mt.h (save_direction): Update.
4880 * config/mn10300/mn10300.c (mn10300_function_value): Update.
4881 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4882 (ia64_secondary_reload_class): Update.
4883 * config/m68k/m68k.c (m68k_save_reg): Update.
4884 (m68k_expand_prologue): Update.
4885 (m68k_expand_epilogue): Update.
4886 (legitimize_pic_address): Update.
4887 * config/rs6000/rs6000.c (rs6000_got_register): Update.
4888 (first_reg_to_save): Update.
4889 (first_altivec_reg_to_save): Update.
4890 (compute_vrsave_mask): Update.
4891 (compute_save_world_info): Update.
4892 (rs6000_stack_info): Update.
4893 (spe_func_has_64bit_regs_p): Update.
4894 (rs6000_ra_ever_killed): Update.
4895 (rs6000_emit_eh_reg_restore): Update.
4896 (rs6000_emit_allocate_stack): Update.
4897 (rs6000_emit_prologue): Update.
4898 (rs6000_emit_epilogue): Update.
4899 (rs6000_output_function_epilogue): Update.
4900 (output_profile_hook): Update.
4901 (rs6000_elf_declare_function_name): Update.
4902 * config/rs6000/rs6000.h (rs6000_args): Update.
4903 * config/rs6000/rs6000.md: Update.
4904 * config/mcore/mcore.c (mcore_expand_prolog): Update.
4905 * config/arc/arc.c (arc_output_function_epilogue): Update.
4906 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
4907 * config/darwin.c (machopic_function_base_name): Update.
4908 * config/score/score3.c (score3_compute_frame_size): Update.
4911 (score3_epilogue): Update.
4912 * config/score/score7.c (score7_compute_frame_size): Update.
4913 (score7_prologue): Update.
4914 (score7_epilogue): Update.
4915 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
4916 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
4917 * config/arm/arm.c (use_return_insn): Update.
4918 (require_pic_register): Update.
4919 (arm_load_pic_register): Update.
4920 (arm_compute_save_reg0_reg12_mask): Update.
4921 (arm_compute_save_reg_mask): Update.
4922 (thumb1_compute_save_reg_mask): Update.
4923 (output_return_instruction): Update.
4924 (arm_output_function_prologue): Update.
4925 (arm_output_epilogue): Update.
4926 (arm_get_frame_offsets): Update.
4927 (arm_expand_prologue): Update.
4928 (thumb_pushpop): Update.
4929 (thumb_exit): Update.
4930 (thumb1_expand_prologue): Update.
4931 (thumb1_expand_epilogue): Update.
4932 (arm_unwind_emit): Update.
4933 (arm_output_fn_unwind): Update.
4934 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
4935 * config/arm/arm.md: Update.
4936 * config/pa/pa.md: Update.
4937 * config/pa/pa.c (legitimize_pic_address): Update.
4938 (compute_frame_size): Update.
4939 (hppa_expand_prologue): Update.
4940 (hppa_expand_epilogue): Update.
4941 (borx_reg_operand): Update.
4942 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
4943 (HARD_REGNO_RENAME_OK): Update.
4944 * config/mips/mips.c (mips_global_pointer): Update.
4945 (mips_save_reg_p): Update.
4946 (mips_compute_frame_info): Update.
4947 (mips_frame_pointer_required): Update.
4948 (mips_expand_prologue): Update.
4949 (mips_expand_epilogue): Update.
4950 (mips_can_use_return_insn): Update.
4951 (mips_reorg_process_insns): Update.
4952 * config/v850/v850.c (compute_register_save_size): Update.
4953 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
4954 * config/mmix/mmix.c (along): Update.
4955 (mmix_expand_epilogue): Update.
4956 * config/bfin/bfin.c (legitimize_pic_address): Update.
4957 (must_save_p): Update.
4958 (stack_frame_needed_p): Update.
4959 (add_to_reg): Update.
4960 (bfin_expand_prologue): Update.
4961 * stmt.c (expand_asm_operands): Update.
4962 * reload1.c (reload): Update.
4963 (init_elim_table): Update.
4965 2008-04-25 Bob Wilson <bob.wilson@acm.org>
4967 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
4969 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
4971 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
4972 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
4973 (mov<mode>): Removed.
4974 (*movv4sf_internal): Likewise.
4975 (*movv2df_internal): Likewise.
4977 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
4979 * config.gcc (crx-*-elf): Remove deprecation.
4981 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
4983 * config/i386/cygming-crtend.c (register_frame_ctor): Register
4984 __gcc_deregister_frame with atexit.
4985 (deregister_frame_dtor): Remove.
4987 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
4988 Nathan Sidwell <nathan@codesourcery.com>
4990 * config/rs6000/rs6000.opt (mspe): Remove Var property.
4992 * config/rs6000/rs6000.h (rs6000_spe): Declare.
4993 (rs6000_isel): Likewise.
4994 * config/rs6000/rs6000.c (rs6000_spe): New variable.
4995 (rs6000_isel): New variable.
4996 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
4998 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5001 * c-common.c (handle_vector_size_attribute): Call
5002 lang_hooks.types.reconstruct_complex_type instead of
5003 reconstruct_complex_type.
5004 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
5005 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
5006 * langhooks.h (struct lang_hooks_for_types): Add
5007 reconstruct_complex_type hook.
5008 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
5009 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
5011 2008-04-24 Richard Guenther <rguenther@suse.de>
5013 * c-common.h (check_builtin_function_arguments): Declare.
5014 * c-common.c (validate_nargs): New function.
5015 (check_builtin_function_arguments): Likewise.
5016 * c-typeck.c (build_function_call): Call
5017 check_builtin_function_arguments.
5018 * builtins.c (fold_builtin_classify): Remove error reporting code.
5019 (fold_builtin_unordered_cmp): Likewise.
5020 (fold_builtin_1): Likewise.
5021 (fold_builtin_n): Likewise.
5023 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5025 PR tree-optimization/36008
5026 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
5027 the original op1, rather than delta by step.
5029 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
5030 Sebastian Pop <sebastian.pop@amd.com>
5032 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
5033 eliminate_local_variables_stmt, eliminate_local_variables,
5034 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
5035 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
5036 of code delimited by two edges in the CFG.
5037 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
5038 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
5039 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
5040 the case of parallelisation of reductions.
5041 (expr_invariant_in_region_p): New.
5043 * tree-flow.h (gather_blocks_in_sese_region): Declared.
5044 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
5046 2008-04-24 Ira Rosen <irar@il.ibm.com>
5047 Richard Guenther <rguenther@suse.de>
5049 PR tree-optimization/36034
5050 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
5051 incapable of dealing with loads with gaps.
5053 2008-04-24 Rafael Espindola <espindola@google.com>
5055 * tree-flow.h (vrp_evaluate_conditional): Change signature.
5056 * tree-ssa-propagate.c (fold_predicate_in): Update call to
5057 vrp_evaluate_conditional.
5058 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
5059 (vrp_evaluate_conditional): Split the cond argument.
5060 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
5061 (simplify_stmt_for_jump_threading): Update call to
5062 vrp_evaluate_conditional.
5064 2008-04-24 Ira Rosen <irar@il.ibm.com>
5066 PR tree-optimization/35982
5067 * tree-vect-analyze.c (vect_check_interleaving): Check that the
5068 interleaved data-refs are of the same type.
5070 2008-04-24 Danny Smith <dannysmith@users.net>
5072 * c-format.c (check_format_info_main): Use strncmp rather than a
5073 magic prefix to handle multichar length specs.
5074 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
5075 Don't prefix "I64" and "I32" with '\0'.
5077 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5080 * config/i386/i386.c (init_cumulative_args): Don't pass anything
5081 in registers for -m32 only if stdarg_p (fntype).
5083 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
5085 PR rtl-optimization/36006
5086 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
5087 temp to op0 in order to avoid invalid rtx sharing.
5089 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
5091 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
5092 check TREE_INVARIANT.
5093 * tree-gimple.c (is_gimple_address): New.
5094 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
5095 * tree-gimple.h (is_gimple_address): New.
5096 * tree.h (decl_address_invariant_p): New.
5097 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
5098 (build_string): Likewise.
5099 (decl_address_invariant_p): New, from is_gimple_invariant_address.
5100 (tree_invariant_p_1): Likewise.
5101 (save_expr): Use it.
5102 (tree_invariant_p): New.
5103 (skip_simple_arithmetic): Use it.
5104 (stabilize_reference_1): Use it.
5105 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
5107 (build1_stat): Drop code to compute TREE_INVARIANT.
5108 (build2_stat): Drop code to compute TREE_INVARIANT.
5109 (build3_stat): Drop code to compute TREE_INVARIANT.
5110 (build4_stat): Drop code to compute TREE_INVARIANT.
5111 (build5_stat): Drop code to compute TREE_INVARIANT.
5112 (build7_stat): Drop code to compute TREE_INVARIANT.
5113 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
5114 * tree.h (struct tree_base): Remove invariant_flag.
5115 (TREE_INVARIANT): Remove.
5116 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
5117 (fold_builtin_expect): Check TREE_CONSTANT.
5118 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
5119 * c-tree.h (c_expr_to_decl): Drop third parameter.
5120 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
5121 (build_c_cast): Don't set TREE_INVARIANT.
5122 (pop_init_level): Don't set TREE_INVARIANT.
5123 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
5124 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
5126 (gimplify_init_constructor): Don't set TREE_INVARIANT.
5127 (gimplify_addr_expr): Adjust comment.
5128 * tree-mudflap.c (mf_build_string):
5129 * print-tree.c (print_node): Don't print TREE_INVARIANT.
5130 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
5131 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
5132 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
5133 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
5134 * langhooks.h (struct lang_hooks): Drop third parameter from
5137 2008-04-23 Richard Guenther <rguenther@suse.de>
5139 PR tree-optimization/27799
5140 PR tree-optimization/32921
5141 PR tree-optimization/32624
5142 * tree-ssa-structalias.c (merge_smts_into): Only merge the
5143 SMTs aliases and the tag itself into the solution.
5144 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
5145 merge the points-to solution back into the SMT aliases.
5146 (may_alias_p): Use alias_set_subset_of instead of
5147 aliases_conflict_p. A pointer which points to
5148 memory with alias set zero may access any variable.
5150 2008-04-23 Richard Guenther <rguenther@suse.de>
5152 * alias.c (alias_set_subset_of): Correctly handle asking
5153 if zero is a subset of an alias set with zero child.
5154 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
5155 (compute_flow_insensitive_aliasing): Correctly walk all
5156 pointers. Do not unnecessarily union sets.
5158 2008-04-23 Richard Guenther <rguenther@suse.de>
5161 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
5163 2008-04-22 Tomas Bily <tbily@suse.cz>
5165 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
5167 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
5169 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
5170 * tree-ssa-structalias.c (get_constraint_for): Likewise.
5171 * tree-inline.c (estimate_num_insns_1): Likewise.
5172 * varasm.c (const_hash_1, compare_constant, copy_constant)
5173 (compute_reloc_for_constant, output_addressed_constants): Likewise.
5174 * emit-rtl.c (component_ref_for_mem_expr)
5175 (set_mem_attributes_minus_bitpos): Likewise.
5176 * expr.c (highest_pow2_factor, expand_expr_real_1, )
5177 (is_aligning_offset): Likewise.
5178 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
5179 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
5180 * dojump.c (do_jump): Likewise.
5181 * builtins.c (get_pointer_alignment, get_memory_rtx)
5182 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
5183 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
5185 2008-04-23 Jakub Jelinek <jakub@redhat.com>
5187 PR rtl-optimization/36017
5188 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
5189 expanding the library call.
5191 2008-04-22 Ian Lance Taylor <iant@google.com>
5193 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
5196 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
5198 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
5199 of LR/CTR moves for Power6.
5201 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5204 * passes.c (init_optimization_passes): Remove
5205 pass_fast_rtl_byte_dce.
5207 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
5210 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
5211 builtin functions to generate faster code.
5212 (_mm_cvtpu16_ps): Ditto.
5213 (_mm_cvtpi32x2_ps): Ditto.
5215 2008-04-22 Nick Clifton <nickc@redhat.com>
5217 * common.opt (ftree-loop-distribution): Add Optimization
5220 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
5221 (frv_expand_builtin_va_start): Likewise.
5223 * config/arm/arm.c (thumb_find_work_register): Fix location of
5224 argument register count.
5226 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5228 Support scheduling for ColdFire V1 and V3 microarchitecture.
5229 Improve scheduling of multiplication instructions.
5231 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
5232 (mac): New instruction attribute.
5233 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
5234 (m68k_sched_mac): New variable.
5235 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
5236 Handle cfv1 and cfv3.
5237 (max_insn_size): New static variable.
5238 (struct _sched_ib): New type.
5239 (sched_ib): New static variable.
5240 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
5241 to fields of 'struct _sched_ib sched_ib'. Update all uses.
5242 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
5244 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
5245 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
5246 new variables. Update.
5247 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
5248 Add modeling of cfv3 instruction buffer. Update.
5249 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
5250 * config/m68k/m68k.h (TUNE_CFV3): New macro.
5251 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
5252 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
5253 a particular reservation applies to.
5254 (type2): Reorganize attribute values. Rename alu to alu_reg,
5255 alu_l to alu, move_l to omove. Join move to alu. Split mul
5257 (cf_ib_*): Simplify description of instruction buffer.
5258 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
5259 (cf_mem): Split into cf_mem1 and cf_mem2.
5260 (cf_v2_move_??): Rename to cfv12_alu_??.
5261 (cf_v2_move_l_??): Rename to cfv12_omove_??.
5262 (cf_v2_mul_??): Remove reservations.
5263 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
5264 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
5265 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
5267 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
5268 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
5269 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
5270 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
5271 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
5272 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
5273 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
5274 expansions of the above reservations for instructions of sizes
5277 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5279 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
5281 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
5283 * coverage.c: Include tree-pass.h.
5284 (coverage_counter_alloc): Print da_file_name to the dump file.
5286 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
5288 * sbitmap.c (sbitmap_range_empty_p): New function.
5289 * sbitmap.h (sbitmap_range_empty_p): New function.
5290 * bitmap.h: Now includes obstack.h.
5292 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
5293 Kenneth Zadeck <zadeck@naturalbridge.com>
5295 * dbgcnt.def (ra_byte_scan): Added.
5296 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
5297 when the last hit happens for a counter.
5298 * timevar.def (TV_DF_BYTE_LR): New variable.
5299 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
5300 * passes.c (pass_fast_rtl_byte_dce): New pass.
5301 * fwprop.c (update_df): Added mode to call df_ref_create.
5302 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
5303 DF_REF_EXTRACT_OFFSET.
5304 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
5305 DF_BYTE_LR_OUT, df_byte_lr): New macro.
5307 (df_ref_extract): Added mode field.
5308 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
5309 DF_REF_EXTRACT_OFFSET.
5310 (DF_REF_EXTRACT_MODE): New macro.
5311 (df_byte_lr_bb_info): New structure.
5312 (df_print_byte_regset, df_compute_accessed_bytes,
5313 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
5314 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
5315 df_byte_lr_simulate_uses,
5316 df_byte_lr_simulate_artificial_refs_at_top,
5317 df_byte_lr_simulate_artificial_refs_at_end,
5318 df_compute_accessed_bytes): New function.
5319 (df_ref_create): Add parameter.
5320 (df_byte_lr_get_bb_info): New inline function.
5321 * df-scan.c (df_ref_record, df_uses_record,
5322 df_ref_create_structure): Added mode parameter.
5323 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
5324 df_defs_record, df_uses_record, df_get_conditional_uses,
5325 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
5326 df_entry_block_defs_collect, df_exit_block_uses_collect):
5327 Added mode parameter to calls to df_ref_record, df_uses_record,
5328 df_ref_create_structure.
5329 (df_ref_equal_p, df_ref_compare): Added test for modes.
5330 (df_ref_create_structure): Added code to set mode. Renamed
5331 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
5332 DF_REF_EXTRACT_OFFSET.
5333 * df-core.c (df_print_byte_regset): New function.
5334 * df-byte-scan.c: New file.
5335 * df-problems.c (df_rd_transfer_function): Removed unnecessary
5336 calls to BITMAP_FREE.
5337 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
5338 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
5339 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
5340 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
5341 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
5342 df_byte_lr_local_compute, df_byte_lr_init,
5343 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
5344 df_byte_lr_transfer_function, df_byte_lr_free,
5345 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
5346 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
5347 df_byte_lr_simulate_uses,
5348 df_byte_lr_simulate_artificial_refs_at_top,
5349 df_byte_lr_simulate_artificial_refs_at_end): New function.
5350 * dce.c (byte_dce_process_block): New function.
5351 (dce_process_block): au is now passed in rather than computed
5352 locally. Changed loops that look at artificial defs to not look
5353 for conditional or partial ones, because there never are any.
5354 (fast_dce): Now is able to drive byte_dce_process_block or
5355 dce_process_block depending on the kind of dce being done.
5356 (rest_of_handle_fast_dce): Add parameter to fast_dce.
5357 (rest_of_handle_fast_byte_dce): New function.
5358 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
5359 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
5361 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
5364 * gcc.h: Added fortran options that take arguments to
5365 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
5368 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
5370 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
5371 scalarization if on the LHS and not a full access.
5373 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5375 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
5377 2008-04-18 Rafael Espindola <espindola@google.com>
5379 * tree-vrp.c (find_case_label_index): Fix the binary search.
5380 (find_case_label_range): New.
5381 (vrp_visit_switch_stmt): Use find_case_label_range.
5382 (simplify_switch_using_ranges): Use find_case_label_range.
5384 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
5386 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
5387 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
5389 2008-04-18 Tom Tromey <tromey@redhat.com>
5392 * doc/cpp.texi (Implementation-defined behavior): Mention
5395 2008-04-18 Ian Lance Taylor <iant@google.com>
5397 * fold-const.c (pointer_may_wrap_p): New static function.
5398 (fold_comparison): Add another test for pointer overflow. Use
5399 pointer_may_wrap_p to disable some false positives.
5401 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
5403 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
5404 (fname_as_string): Match updated cpp_interpret_string prototype.
5405 (fix_string_type): Support char16_t* and char32_t*.
5406 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
5407 derivative) nodes. Register as builtin if C++0x.
5408 (c_parse_error): Support CPP_CHAR{16,32}.
5409 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
5410 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
5411 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
5412 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
5413 CTI_CHAR32_ARRAY_TYPE>: New elements.
5414 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
5415 char32_type_node, signed_char32_type_node, char16_array_type_node,
5416 char32_array_type_node): New defines.
5417 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
5418 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
5419 (lex_string): Support CPP_STRING{16,32}, match updated
5420 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
5421 (lex_charconst): Support CPP_CHAR{16,32}.
5422 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
5423 and CPP_STRING{16,32}.
5425 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
5428 * aclocal.m4: Regenerate.
5429 * configure: Regenerate.
5431 2008-04-18 Jan Hubicka <jh@suse.cz>
5433 * except.c (dw2_size_of_call_site_table,
5434 sjlj_size_of_call_site_table): Use vector API for call_site_record.
5436 * cgraphbuild.c (build_cgraph_edges): Update.
5437 * tree-pass.h: Update comment.
5438 * final.c (leaf_function_p): Update.
5439 (leaf_renumber_regs): Update.
5440 (rest_of_clean_state): Update.
5441 * omp-low.c (expand_omp_parallel): Update.
5442 * ipa-reference.c (analyze_function): Update.
5443 * reorg.c (find_end_label): Update.
5444 (optimize_skip): Update.
5445 (fill_simple_delay_slots): Update.
5446 (fill_simple_delay_slots): Update.
5447 (make_return_insns): Update.
5448 (dbr_schedule): Update.
5449 * gimple-low.c (record_vars_into): Update.
5450 * cfgbuild.c (make_edges): Update.
5451 * function.c (assign_stack_local): Update.
5452 (assign_parm_adjust_stack_rtl): Update.
5453 (locate_and_pad_parm): Update.
5454 (allocate_struct_function): Do not initialize stack_alignment_needed
5455 and preferred_stack_boundary here.
5456 (stack_protect_prologue): Update.
5457 (stack_protect_epilogue): Update.
5458 (expand_function_start): Initialize stack_alignment_needed,
5459 preferred_stack_boundary and max_jumptable_ents.
5460 (expand_function_end): Update.
5461 (free_after_compilation): Do not NULLify epilogue_delay_list.
5462 * function.h (struct rtl_data): Add stack_protect_guard,
5463 stack_alignment_needed,
5464 preferred_stack_boundary, epilogue_delay_list.
5465 (struct function): Remove value_histograms, stack_alignment_needed,
5466 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
5468 unexpanded_var_list, stack_protect_guard.
5469 (current_function_epilogue_delay_list): Remove.
5470 * ipa-type-escape.c (analyze_function): Update.
5471 * gimplify.c (pop_gimplify_context): Update comment.
5472 * calls.c (expand_call): Update.
5473 (emit_library_call_value_1): Update.
5474 * except.c (set_nothrow_function_flags): Update.
5475 * cfgexpand.c (get_decl_align_unit): Update.
5476 (create_stack_guard): Update.
5477 (estimated_stack_frame_size): Update.
5478 (expand_used_vars): Update.
5479 (tree_expand_cfg): Free histogram earliers, init expansion variables.
5480 * explow.c (allocate_dynamic_stack_space): Update.
5481 * tree-ssa-live.c (remove_unused_locals): Update.
5482 * varasm.c (mark_constant_pool): Update.
5483 * tree-inline.c (remap_decls): Update.
5484 (initialize_cfun): Update.
5485 (declare_return_variable): Update.
5486 (inline_forbidden_p): Update.
5487 (expand_call_inline): Update.
5488 (declare_inline_vars): Update.
5489 (tree_function_versioning): Update.
5490 * tree-flow.h (value_histograms): New.
5491 (VALUE_HISTOGRAMS): New macro.
5492 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
5494 * tree-cfg.c (set_bb_for_stmt): Update.
5495 (replace_by_duplicate_decl): Update.
5496 (move_block_to_fn): Update.
5497 (new_label_mapper): Update.
5498 (dump_function_to_file): Update.
5499 * ipa-struct-reorg.c (build_data_structure): Update.
5500 * cfgrtl.c (print_rtl_with_bb): Update.
5501 * reload1.c (reload): Update.
5503 * config/i386/i386.c (setup_incoming_varargs_64,
5504 ix86_compute_frame_layout): Update.
5505 * config/arc/arc.c (arc_output_function_epilogue): Update.
5507 2008-04-18 Marius Strobl <marius@FreeBSD.org>
5509 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
5510 for FreeBSD as well.
5511 * gthr-posix95.h: Likewise.
5513 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
5515 PR rtl-optimization/35838
5516 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
5517 out the byte offset of the first subreg.
5519 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
5521 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
5522 to split_ti instead of three separate calls with single member arrays.
5523 (subti3 splitter): Ditto.
5524 (adddi3 splitter): Ditto with split_di.
5525 (subdi3 splitter): Ditto.
5526 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
5527 two separate calls with single member arrays. Swap match_dup
5528 operands 1 and 2 to better fit into the array.
5529 (negdi2 splitter): Ditto with split_di.
5530 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
5531 two separate calls with single member arrays. Swap match_dup operands
5532 6 and 7 to better fit into the array.
5534 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
5536 * config/i386/i386.c (sse_builtin_type): New.
5537 (bdesc_sse_args): Likewise.
5538 (bdesc_sse_3arg): Removed.
5539 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5540 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
5541 IX86_BUILTIN_ROUNDPS.
5542 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
5543 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
5544 IX86_BUILTIN_ROUNDPS.
5545 (ix86_expand_sse_4_operands_builtin): Removed.
5546 (ix86_expand_sse_operands_builtin): New.
5547 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
5548 and CODE_FOR_sse4_1_roundps.
5549 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5550 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
5552 2008-04-17 Alan Modra <amodra@bigpond.net.au>
5555 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
5556 regs before frame pop when needed. If use_backchain_to_restore_sp
5557 then load backchain into a temp reg to restore vr and vrsave. Add
5558 code to restore vr after frame pop if possible.
5560 2008-04-17 Richard Guenther <rguenther@suse.de>
5562 * tree-vn.c (expressions_equal_p): Do not check type
5563 equality or compatibility before calling operand_equal_p.
5564 * fold-const.c (operand_equal_p): Check equivalence of
5565 integer constants before bailing out due to signedness or
5566 precision differences.
5567 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
5568 spurious differences in type qualification. Ignore types
5569 for COMPONENT_REFs at all.
5571 2008-04-17 Christian Bruel <christian.bruel@st.com>
5573 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
5574 msw_skip comparison.
5576 2008-04-16 Jakub Jelinek <jakub@redhat.com>
5579 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
5582 PR tree-optimization/35899
5583 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
5584 rather than TREE_OPERAND.
5586 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
5589 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
5590 temporary registers. Change operand predicate to general_operand.
5591 (remainderxf3): Ditto.
5593 2008-04-16 Richard Guenther <rguenther@suse.de>
5595 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
5596 * tree-affine.c (aff_combination_expand): Look through some
5599 2008-04-15 Doug Kwan <dougkwan@google.com>
5601 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
5603 * tree-pretty-print.c (dump_generic_node): Ditto.
5604 * final.c (output_addr_const): Ditto.
5605 * dwarf2out.c (output_cfi): Ditto.
5606 * c-pretty-print.c (pp_c_integer_constant): Ditto.
5607 * print-rtl.c (print_rtx): Ditto.
5608 * print-tree.c (print_node_brief, print_node): Ditto.
5609 * c-common.c (match_case_to_enum_1): Ditto.
5610 * sched-vis.c (print_value): Ditto.
5611 * config/i386/i386.c (print_operand): Cast to long unsigned int
5614 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
5615 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
5616 MS Windows VirtualProtect function.
5618 2008-04-15 Jan Hubicka <jh@suse.cz>
5620 * gengtype.c (write_root): Param_is argument is OK.
5621 * expr.c (expand_expr_real_1): Update call of get_exception_*.
5622 * function.h: Include varray.h
5623 (rtl_eh): New stucture based on except.c one.
5624 (call_site_record): New forward declaration and vector type.
5625 * calls.c (emit_call_1): Do not call
5626 note_current_region_may_contain_throw.
5627 * except.c (eh_status): Remove cur_region, try_region since they are
5629 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
5630 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
5631 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
5632 Remove call_site_data_used, call_site_data_size.
5633 Turn call_site_record into vector in function.h.
5634 (note_current_region_may_contain_throw): Remove.
5635 (get_exception_pointer, get_exception_filter): Do not take struct
5636 function argument; update.
5637 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
5638 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
5639 build_post_landing_pads, dw2_build_landing_pads,
5640 sjlj_assign_call_site_values, sjlj_mark_call_sites,
5641 sjlj_emit_function_enter, sjlj_emit_function_enter,
5642 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
5643 sjlj_build_landing_pads, finish_eh_generation,
5644 remove_exception_handler_label, remove_eh_handler,
5645 maybe_remove_eh_handler, add_reachable_handler,
5646 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
5647 add_action_record, collect_one_action_chain, add_call_site,
5648 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
5649 sjlj_output_call_site_table, output_function_exception_table,
5650 * except.h (note_current_region_may_contain_throw): Remove
5651 (get_exception_pointer, get_exception_filter): Do not take struct
5653 * Makefile.in (GTFILES): Put varargs before struct function.
5655 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
5657 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
5658 punt for STRING_CST.
5659 (get_constraint_for): Deal with STRING_CST here instead.
5661 2008-04-15 Richard Guenther <rguenther@suse.de>
5663 * tree-ssa-propagate.c (substitute_and_fold): Substitute
5664 statements in a basic-block with a backward walk. Do not
5665 substitute into dead statements but instead remove those.
5667 2008-04-15 Richard Guenther <rguenther@suse.de>
5669 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
5670 to zero, thus disable creation of SFTs.
5672 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
5674 * tree-predcom.c (suitable_reference_p): Return false if the
5675 reference can throw.
5677 2008-04-15 Jakub Jelinek <jakub@redhat.com>
5680 * c-decl.c (finish_decl): If extern or static var has variable
5681 size, set TREE_TYPE (decl) to error_mark_node.
5683 2008-04-15 Rafael Espindola <espindola@google.com>
5685 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
5688 2008-04-15 Richard Guenther <rguenther@suse.de>
5690 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
5691 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
5692 (visit_reference_op_load): Do walk vuse-vdef chains on
5693 vn_reference_lookup.
5694 (visit_reference_op_store): But do not here.
5695 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
5696 vn_reference_lookup.
5697 (vn_lookup_with_vuses): But do so here.
5699 2008-04-14 Ian Lance Taylor <iant@google.com>
5701 * fold-const.c (fold_overflow_warning): Remove assertion.
5703 2008-04-15 Ben Elliston <bje@au.ibm.com>
5705 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
5706 temp1 local variables.
5708 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
5711 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
5712 ".text.unlikely" section as executable.
5714 2008-04-14 James E. Wilson <wilson@tuliptree.org>
5716 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5717 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
5718 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
5719 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
5720 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
5721 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
5722 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
5724 2008-04-14 Ian Lance Taylor <iant@google.com>
5726 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
5727 * fold-const.c (fold_comparison): If appropriate, test
5728 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
5729 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
5730 reassociating a pointer type.
5731 * doc/invoke.texi (Optimize Options): Document that
5732 -fstrict-overflow applies to pointer wraparound.
5734 2008-04-13 Jan Hubicka <jh@suse.cz>
5736 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
5738 2008-04-12 Andrew Pinski <pinskia@gmail.com>
5740 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
5741 we are going to "save the world".
5743 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
5745 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
5746 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
5747 operand 0 constraint, not "=".
5749 2008-04-11 James E. Wilson <wilson@tuliptree.org>
5751 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
5753 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
5755 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
5756 of size of positions_needed * CHAR_BIT.
5758 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
5761 * dse.c (store_info): Change positions_needed to unsigned
5763 (lowpart_bitmask): New.
5764 (record_store): Cast to unsigned HOST_WIDE_INT for
5765 positions_needed. Assert width <= size of positions_needed *
5766 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
5767 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
5768 lowpart_bitmask to set mask.
5770 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5772 * config/bfin/constraints.md: New file.
5773 * config/bfin/bfin.md: Include it.
5774 (adddi3): Use satisfies_constraint functions instead of the old macros.
5775 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
5776 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
5777 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
5778 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
5779 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
5780 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
5781 EXTRA_CONSTRAINT): Delete.
5782 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
5783 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
5785 * config/bfin/bfin.c: Include "tm-constrs.h".
5786 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
5787 Use satisfies_constraint functions instead of the old macros.
5788 * doc/md.texi (Blackfin Constraints): Update file name reference.
5790 2008-04-11 Richard Guenther <rguenther@suse.de>
5792 PR tree-optimization/35869
5793 * tree-vrp.c (execute_vrp): Move switch statement update after
5794 jump threading. Schedule another cfg cleanup run.
5796 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
5799 * attribs.c (decl_attributes): Return early on errorneous node.
5801 2008-04-10 Oleg Ryjkov <olegr@google.com>
5803 * tree.h (struct tree_base): Added a new flag default_def_flag.
5804 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
5806 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
5808 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
5810 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5813 * pa.md: Define mode iterator P. Define mode attribute dwc.
5814 (dcacheflush): Update pattern to use iterator P and attribute dwc.
5815 (icacheflush): Likewise.
5816 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
5817 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
5819 2008-04-11 Ben Elliston <bje@au.ibm.com>
5821 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
5823 2008-04-10 Rafael Espindola <espindola@google.com>
5825 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
5826 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
5827 (extract_range_from_expr): The same.
5829 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
5831 * config/mips/mips.md (GPR2): New mode iterator.
5833 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
5834 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
5835 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
5836 Rewrite these to take two modes, the mode of comparison and the
5837 mode of the destination.
5838 * config/mips/mips.c (mips_expand_scc): Instead of having
5839 paradoxical subreg as destination, expand "narrowing" scc if mode
5840 of comparison is SI and target is requested in DI mode.
5841 (mips_emit_int_order_test): Update comment. Make mode of
5842 comparison match CMP0 rather than TARGET. When creating inverse
5843 target use mode of TARGET.
5845 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
5847 * gcov-dump.c (tag_summary): Only print summaries for the first
5848 GCOV_COUNTERS_SUMMABLE counters.
5850 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
5852 * config/i386/i386.md (absneg): New code iterator.
5853 (absnegprefix): New code attribute.
5854 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
5855 patterns using absneg code iterator.
5856 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
5857 using absneg code iterator.
5858 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
5859 *neg<mode>2 patterns using absneg code iterator.
5860 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
5861 *negextendsfdf2 patterns using absneg code iterator.
5862 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
5863 *negextendsfxf2 patterns using absneg code iterator.
5864 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
5865 *negextendsfdf2 patterns using absneg code iterator.
5866 * config/i386/sse.md (<code><mode>2): Macroize expander from
5867 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
5869 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
5871 * config/s390/s390.h: Remove the remains of the recent search
5872 & replace action of current_function_outgoing_args_size.
5874 2008-04-10 Ira Rosen <irar@il.ibm.com>
5876 PR tree-optimization/35821
5877 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
5878 NEW_STMT_LIST is not NULL.
5880 2008-04-09 David Edelsohn <edelsohn@gnu.org>
5883 * toplev.c (process_options): Remove -ffunction-sections debugging
5886 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
5888 PR middle-end/PR28690
5889 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
5890 than gen_rtx_fmt_ee to perform more canonicalizations.
5892 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5895 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
5897 2008-04-09 Richard Guenther <rguenther@suse.de>
5899 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
5900 (dump_function_to_file): Dump function arguments with types.
5902 2008-04-08 Richard Guenther <rguenther@suse.de>
5904 * fold-const.c (fold_widened_comparison): Do not allow
5905 sign-changes that change the result.
5907 2008-04-08 Janis Johnson <janis187@us.ibm.com>
5910 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
5911 kinds of indirect references.
5913 2008-04-08 David Edelsohn <edelsohn@gnu.org>
5915 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
5916 GNU Fortran language string.
5918 2008-04-08 Rafael Espindola <espindola@google.com>
5920 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
5921 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
5922 * tree.h (tree_call_nonnegative_warnv_p): New.
5924 2008-04-08 Jan Hubicka <jh@suse.cz>
5926 * function.c (free_after_compilation): Clear out regno_reg_rtx
5929 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
5932 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
5934 PR middle-end/PR28690
5935 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
5936 same precedence as REG_POINTER and MEM_POINTER operands.
5938 2008-04-08 Richard Guenther <rguenther@suse.de>
5941 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
5942 for adding index to base.
5944 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
5946 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
5947 (MINGW_ENABLE_EXECUTE_STACK): New.
5948 (IN_LIBGCC2): For libgcc include windows.h file for
5949 function declarations.
5951 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
5953 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
5954 and tem2 if tem1 is not a REG or MULT.
5956 2008-04-08 Jan Hubicka <jh@suse.cz>
5958 * function.h (incomming_args): Break out of struct function.
5959 (function_subsections): Break out of struct function.
5960 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
5961 return_rtx and hard_reg_initial_vals from struct function.
5962 Kill inl_max_label_num.
5963 (current_function_pops_args, current_function_args_info,
5964 current_function_args_size, current_function_args_size,
5965 current_function_pretend_args_size,
5966 current_function_outgoing_args_size,
5967 current_function_internal_arg_pointer, current_function_return_rtx):
5968 Kill compatibility accestor macros.
5969 * builtins.c (expand_builtin_apply_args_1): Update.
5970 (expand_builtin_next_arg): Update.
5971 * df-scan.c (df_get_call_refs): Update.
5972 * dbxout.c (dbxout_function_end): Update.
5973 * dwarf2out.c (dwarf2out_switch_text_section): Update.
5974 (output_line_info): Update.
5975 (secname_for_decl): Update.
5976 (dwarf2out_var_location): Update.
5977 * function.c (free_after_compilation): Update.
5978 (assign_parm_find_stack_rtl): Update.
5979 (assign_parms): Update.
5980 (expand_dummy_function_end): Update.
5981 (expand_function_end): Update.
5982 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
5983 (expand_call): Update.
5984 (emit_library_call_value_1): Update.
5985 (store_one_arg): Update.
5986 * varasm.c (initialize_cold_section_name): Update.
5987 (unlikely_text_section): Update.
5988 (unlikely_text_section_p): Update.
5989 (assemble_start_function): Update.
5990 (assemble_end_function): Update.
5991 (default_section_type_flags): Update.
5992 (switch_to_section): Update.
5993 * integrate.c (set_decl_abstract_flags): Update.
5994 (get_hard_reg_initial_val): Update.
5995 (has_hard_reg_initial_val): Update.
5996 (allocate_initial_values): Update.
5997 * resource.c (init_resource_info): Update.
5998 * config/alpha/alpha.c (NUM_ARGS): Update.
5999 (direct_return): Update.
6000 (alpha_va_start): Update.
6001 (alpha_sa_size): Update.
6002 (alpha_initial_elimination_offset): Update.
6003 (alpha_expand_prologue): Update.
6004 (alpha_start_function): Update.
6005 (alpha_expand_epilogue): Update.
6006 (unicosmk_initial_elimination_offset):
6007 * config/alpha/alpha.md (call expander): Update.
6008 * config/s390/s390.c (s390_register_info): Update.
6009 (s390_register_info): Update.
6010 (s390_frame_info): Update.
6011 (s390_initial_elimination_offset): Update.
6012 (s390_build_builtin_va_list): Update.
6013 (s390_va_start): Update.
6014 * config/spu/spu.c (direct_return): Update.
6015 (spu_expand_prologue): Update.
6016 (spu_initial_elimination_offset): Update.
6017 (spu_build_builtin_va_list): Update.
6018 (spu_va_start): Update.
6019 * config/sparc/sparc.c (sparc_init_modes): Update.
6020 (sparc_compute_frame_size): Update.
6021 (function_value): Update.
6022 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
6023 * config/i386/i386.md (return expander): Update.
6024 * config/i386/i386.c (ix86_va_start): Update.
6025 (ix86_can_use_return_insn_p): Update.
6026 (ix86_compute_frame_layout): Update.
6027 (ix86_expand_epilogue): Update.
6028 * config/sh/sh.c (output_stack_adjust): Update.
6029 (calc_live_regs): Update.
6030 (sh_expand_prologue): Update.
6031 (sh_builtin_saveregs): Update.
6032 (sh_va_start): Update.
6033 (initial_elimination_offset): Update.
6034 (sh_allocate_initial_value): Update.
6035 (sh_function_ok_for_sibcall): Update.
6036 (sh_get_pr_initial_val): Update.
6037 * config/sh/sh.md (return expander): Update.
6038 * config/avr/avr.c (frame_pointer_required_p): UPdate.
6039 * config/crx/crx.c (crx_compute_frame): UPdate.
6040 (crx_initial_elimination_offset): UPdate.
6041 * config/xtensa/xtensa.c (compute_frame_size): Update
6042 (xtensa_builtin_saveregs): Update.
6043 (xtensa_va_start): Update.
6044 (order_regs_for_local_alloc): Update.
6045 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
6046 (xstormy16_expand_builtin_va_start): Update.
6047 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
6048 * config/m68hc11/m68hc11.md (return expanders): Update.
6049 * config/m68hc11/m68hc11.c (expand_prologue): Update.
6050 (expand_epilogue): Update.
6051 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
6052 (cris_simple_epilogue): Update.
6053 (cris_expand_prologue): Update.
6054 (cris_expand_epilogue): Update.
6055 * config/iq2000/iq2000.c (iq2000_va_start): Update.
6056 (compute_frame_size): Update.
6057 * config/mt/mt.c (mt_compute_frame_size): Update.
6058 * config/mn10300/mn10300.c (expand_prologue): Update.
6059 (expand_epilogue): Update.
6060 (initial_offset): Update.
6061 (mn10300_builtin_saveregs):
6062 * config/mn10300/mn10300.md (return expander): Update.
6063 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
6064 (ia64_initial_elimination_offset): Update.
6065 (ia64_initial_elimination_offset): Update.
6066 (ia64_expand_prologue): Update.
6067 * config/m68k/m68k.md (return expander): Update.
6068 * config/rs6000/rs6000.c (rs6000_va_start): Update.
6069 (rs6000_stack_info): Update.
6070 * config/mcore/mcore.c (layout_mcore_frame): Update.
6071 (mcore_expand_prolog): Update.
6072 * config/arc/arc.c (arc_compute_frame_size): Update.
6073 * config/score/score3.c (score3_compute_frame_size): Update.
6074 * config/score/score7.c (score7_compute_frame_size): Update.
6075 * config/arm/arm.c (use_return_insn): Update.
6076 (thumb_find_work_register): Update.
6077 (arm_compute_save_reg_mask): Update.
6078 (arm_output_function_prologue): Update.
6079 (arm_output_epilogue): Update.
6080 (arm_size_return_regs): Update.
6081 (arm_get_frame_offsets): Update.
6082 (arm_expand_prologue): Update.
6083 (thumb_exit): Update.
6084 (thumb_unexpanded_epilogue): Update.
6085 (thumb1_output_function_prologue): Update.
6086 * config/pa/pa.md (return expander): Update.
6087 * config/pa/pa.c (compute_frame_size): Update.
6088 (hppa_builtin_saveregs): Update.
6089 * config/mips/mips.c (mips_va_start): Update.
6090 (mips16_build_function_stub): Update.
6091 (mips_compute_frame_info): Update.
6092 (mips_restore_gp): Update.
6093 (mips_output_function_prologue): Update.
6094 (mips_expand_prologue): Update.
6095 * config/v850/v850.c (compute_frame_size): Update.
6096 (expand_prologue): * config/mmix/mmix.c (along): update.
6097 (mmix_initial_elimination_offset): update.
6098 (mmix_reorg): update.
6099 (mmix_use_simple_return): update.
6100 (mmix_expand_prologue): update.
6101 (mmix_expand_epilogue): Update.
6102 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
6103 (emit_link_insn): Update.
6105 2008-04-08 Anatoly Sokolov <aesok@post.ru>
6107 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
6108 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
6110 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
6113 2008-04-07 Jan Hubicka <jh@suse.cz>
6115 * function.h (rtl): Rename to x_rtl.
6117 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
6118 frame_offset, stack_check_probe_note, arg_pointer_save_area,
6119 used_temp_slots avail_temp_slots, temp_slot_level,
6120 nonlocal_goto_handler_labels): Update accesstors.
6121 (rtl): New global variable.
6122 (struct function): Move some fileds to rtl_data.
6123 (get_arg_pointer_save_area): Update prototype.
6124 * builtins.c (expand_builtin_setjmp_receiver): Update call of
6125 get_arg_pointer_save_area.
6126 * expr.c (init_expr): Update
6127 * function.c (get_frame_size): Update
6128 (assign_stack_local): Update
6129 (expand_function_end): Update.
6130 (get_art_pointer_save_area): Update
6132 * emit-rtl.c (rtl): Declare.
6133 (regno_reg_rtx): Declare.
6134 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
6136 (gen_reg_rtx): Update.
6137 * varasm.c (n_deferred_constatns): Update accestor.
6138 (init_varasm_status): Do not allocate varasm_status.
6139 (force_const_mem, get_pool_size, output_constant_pool): Update.
6140 * stmt.c (force_label_rtx): Do not use x_ prefixes.
6141 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
6142 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
6143 * sparc/sparc.h (INIT_EXPANDERS): Update.
6144 * ia64/ia64.h (INIT_EXPANDERS): Update.
6146 2008-04-07 James E. Wilson <wilson@tuliptree.org>
6148 * reload.c (push_secondary_reload): Add missing break to for loop.
6150 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
6152 PR middle-end/PR28690
6153 * rtlanal.c: Update copyright years.
6154 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
6155 as REG_POINTER and MEM_POINTER operands.
6156 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
6157 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
6158 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
6159 * gcse.c: Update copyright years.
6160 (pre_delete): Call gen_reg_rtx_and_attrs.
6161 (hoist_code): Likewise.
6162 (build_store_vectors): Likewise.
6163 (delete_store): Likewise.
6164 * loop-invariant.c (move_invariant_reg): Likewise.
6165 Update copyright years.
6167 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
6169 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
6170 control string instead of quoted.
6172 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
6174 * doc/rtl.texi: Rewrite of subreg section.
6176 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
6179 * config/i386/i386.c (legitimize_pic_address): Add treating
6180 of dllimport SYM_REF's.
6181 (legitimize_dllimport_symbol): Add prototype.
6183 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
6185 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
6186 reference in constructor with non self-referential type.
6188 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
6190 Removal of Return with Depressed Stack Pointer support
6191 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
6192 (ECF_SP_DEPRESSED): Likewise.
6193 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
6194 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
6195 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6196 (expand_call): Do not test ECF_SP_DEPRESSED.
6197 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6198 * function.c (keep_stack_depressed): Delete.
6199 (handle_epilogue_set): Likewise.
6200 (update_epilogue_consts): Likewise.
6201 (emit_equiv_load): Likewise.
6202 (thread_prologue_and_epilogue_insns): Remove support for Return with
6203 Depressed Stack Pointer.
6204 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6206 2008-04-06 Richard Guenther <rguenther@suse.de>
6208 PR tree-optimization/35400
6209 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
6210 information from SSA_NAMEs.
6212 2008-04-06 Anatoly Sokolov <aesok@post.ru>
6214 * config/avr/avr.h (avr_mega_p): Remove declaration.
6215 (AVR_MEGA): Remove macro.
6216 * config/avr/avr.c (avr_mega_p): Remove variable.
6217 (avr_override_options): Remove inicializion of avr_mega_p.
6218 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
6219 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
6220 (avr_jump_mode): (Ditto.).
6221 (avr_output_progmem_section_asm_op): (Ditto.).
6222 (avr_asm_init_sections): (Ditto.).
6223 (avr_asm_init_sections): (Ditto.).
6224 (avr_rtx_costs): (Ditto.).
6225 * config/avr/avr.md: (Ditto.).
6226 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
6229 2008-04-06 Richard Guenther <rguenther@suse.de>
6231 PR tree-optimization/35842
6232 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
6233 is_gimple_invariant_address.
6235 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6237 * gcc.c (default_compilers): Sync Fortran extensions list with
6238 that in fortran/lang-specs.h.
6239 * doc/invoke.texi: Likewise.
6240 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
6241 * dwarf2out.c (gen_compile_unit_die): Likewise.
6243 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
6245 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
6247 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
6250 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
6251 attribute is used for nested functions.
6253 2008-04-05 Jan Hubicka <jh@suse.cz>
6255 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
6257 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
6259 (dump_files): Update.
6260 (enable_rtl_dump_file): Do not accept letter argument.
6261 * tree-pass.h (dump_file_info): Remove letter argument.
6262 * toplev.c (decode_d_option): Update -da handling.
6263 * toplev.h (enable_rtl_dump_file): Update prototype.
6264 * passes.c (register_one_dump_file): Do not accept IPA argument; work
6265 it out based on pass type.
6266 (register_dump_files_1): Likewise.
6267 (init_optimization_passes): Update register_one_dump_file calls.
6268 (execute_one_pass): Sanity check that IPA passes are called at IPA
6269 level and RTL passes at RTL level.
6270 (execute_pass_list): IPA pass can not be after or subpass of
6272 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
6273 disallov RTL subpasses of IPA subpasses.
6275 2008-04-05 Ben Elliston <bje@au.ibm.com>
6277 * tree-cfg.c (need_fake_edge_p): Return false for calls to
6278 builtins that return exactly once and do not throw. Cache call to
6281 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
6283 PR rtl-optimization/34916
6285 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
6286 between instruction pairs.
6288 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
6290 * doc/invoke.texi: Document -mbitops for SH.
6291 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
6292 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
6293 * config/sh/sh.c (print_operand): Add %t operand code.
6294 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
6295 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
6296 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
6297 (extendqihi2): Likewise.
6298 (movqi_i): Likewise.
6299 (insv): Use bset, bclr and bst instructions for SH2A if possible.
6300 (extv): Use bld instruction for SH2A if possible.
6302 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
6303 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
6304 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
6305 (bset.b, bclr.b): Define peepholes.
6306 * config/sh/sh.opt (mbitops): New option.
6308 2008-04-04 Janis Johnson <janis187@us.ibm.com>
6311 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
6312 and view convert expression.
6314 2008-04-04 Jakub Jelinek <jakub@redhat.com>
6317 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
6319 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
6321 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
6323 * config/i386/cpuid.h (bit_AES): New.
6324 (bit_PCLMUL): Likewise.
6326 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
6327 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
6328 SSE2 if AES or PCLMUL is enabled.
6329 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
6330 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
6331 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
6332 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
6333 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
6334 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
6335 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
6336 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
6337 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
6338 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
6339 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
6340 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
6341 __builtin_ia32_aeskeygenassist128 and
6342 __builtin_ia32_pclmulqdq128.
6343 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
6344 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
6345 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
6347 * config/i386/i386.h (TARGET_AES): New.
6348 (TARGET_PCLMUL): Likewise.
6349 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
6351 * config/i386/i386.md (UNSPEC_AESENC): New.
6352 (UNSPEC_AESENCLAST): Likewise.
6353 (UNSPEC_AESDEC): Likewise.
6354 (UNSPEC_AESDECLAST): Likewise.
6355 (UNSPEC_AESIMC): Likewise.
6356 (UNSPEC_AESKEYGENASSIST): Likewise.
6357 (UNSPEC_PCLMUL): Likewise.
6359 * config/i386/i386.opt (maes): New.
6360 (mpclmul): Likewise.
6362 * config/i386/sse.md (aesenc): New pattern.
6363 (aesenclast): Likewise.
6365 (aesdeclast): Likewise.
6367 (aeskeygenassist): Likewise.
6368 (pclmulqdq): Likewise.
6370 * config/i386/wmmintrin.h: New.
6372 * doc/extend.texi: Document AES and PCLMUL built-in function.
6374 * doc/invoke.texi: Document -maes and -mpclmul.
6376 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
6378 * function.c (free_after_parsing): Replace with
6379 cxx_push_function_context from C++ front-end.
6380 (allocate_struct_function): Don't call langhook.
6381 * langhooks.h (struct lang_hooks_for_functions): Delete.
6382 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
6384 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
6385 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
6386 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
6387 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
6388 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
6389 remove LANG_HOOKS_FUNCTION_INITIALIZER.
6390 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
6392 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
6393 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
6395 2008-04-04 Jakub Jelinek <jakub@redhat.com>
6398 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
6401 2008-04-04 Richard Guenther <rguenther@suse.de>
6404 * fold-const.c (optimize_minmax_comparison): Use the correct
6405 type for the constant in the simplified comparison.
6407 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
6409 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
6410 Pass L2 size as "--param l2-cache-size" to the compiler.
6411 (decode_l2_cache): New function to decode L2 cache parameters using
6412 0x8000006 extended cpuid function.
6413 (detect_caches_amd): Determine parameters of L2 cache using
6414 decode_l2_caches function.
6415 (decode_caches_intel): Decode L2 cache parameters.
6416 (detect_caches_intel): Determine L2 cache parameters using
6417 decode_caches_intel and decode_l2_caches functions.
6419 2008-04-03 Bob Wilson <bob.wilson@acm.org>
6421 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
6422 secondary input reload for subword loads from the constant pool.
6424 2008-04-03 Janis Johnson <janis187@us.ibm.com>
6427 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
6428 constants of the appropriate size for runtime calculations.
6431 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
6432 decimal-float literal constant zero.
6434 2008-04-03 Jakub Jelinek <jakub@redhat.com>
6437 * c-parser.c (c_parser_omp_atomic): Call
6438 default_function_array_conversion on the RHS.
6441 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
6442 call is_variable_sized if decl has incomplete type.
6444 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
6446 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
6448 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
6450 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
6452 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
6453 (sgt<u>): Merge sgt and sgtu into new expander.
6454 (sgt, sgtu): Remove expanders.
6455 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
6456 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
6457 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
6458 *sgtu_<mode>_mips16 into new pattern.
6459 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
6460 (sge<u>): Merge sge and sgeu into new expander.
6461 (sge, sgeu): Remove expanders.
6462 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
6464 (*sge_<mode>, second *sge_<mode>): Remove patterns.
6465 (slt<u>): Merge slt and sltu into new expander.
6466 (slt, sltu): Remove expanders.
6467 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
6468 (*slt_<mode>, *sltu_<mode>): Remove patterns.
6469 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
6470 *sltu_<mode>_mips16 into new pattern.
6471 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
6472 (sle<u>): Merge sle and sleu into new expander.
6473 (sle, sleu): Remove expanders.
6474 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
6475 (*sle_<mode>, *sleu_<mode>): Remove patterns.
6476 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
6477 *sleu_<mode>_mips16 into new pattern.
6478 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
6480 2008-04-03 Jan Hubicka <jh@suse.cz>
6482 PR tree-optimization/35795
6483 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
6484 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6485 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6486 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6487 * score/score3.c (score3_output_mi_thunk): Likewise.
6488 * score/score7.c (score7_output_mi_thunk): Likewise.
6489 * mips/mips.c (mips_output_mi_thunk): Likewise.
6491 2008-04-03 Richard Guenther <rguenther@suse.de>
6493 * tree-vrp.c (extract_range_from_unary_expr): Handle all
6494 conversions. Simplify code.
6496 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
6498 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
6500 2008-04-03 Tom Tromey <tromey@redhat.com>
6501 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6503 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
6504 * config/bfin/t-bfin-linux (generated_files): Add
6505 linux-sysroot-suffix.h.
6506 * doc/install.texi (Prerequisites): Require make 3.80.
6507 * doc/sourcebuild.texi (Front End Directory): Document new
6509 * Makefile.in (generated_files): New variable.
6510 (ALL_HOST_OBJS): New variable.
6511 ($(ALL_HOST_OBJS)): New target.
6513 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6515 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
6516 (remap_block): Call id->transform_lang_insert_block instead
6518 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
6519 Set id.transform_lang_insert_block to NULL.
6520 (clone_body): Move to cp/optimize.c
6521 * tree-inline.h (struct copy_body_data): Change
6522 transform_lang_insert_block to function pointer.
6523 (copy_generic_body, copy_decl_no_change): Export.
6524 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
6525 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
6526 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
6528 * c-tree.h (insert_block): Kill.
6529 * c-decl.c (insert_block): Kill.
6531 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6533 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6534 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6535 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
6537 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
6538 argument, call {push,pop}_function_context from here.
6539 * c-parser.c: Use c_{push,pop}_function_context.
6541 * function.c (push_function_context_to): Move meat ...
6542 (push_function_context): ... here. Simplify.
6543 * function.c (pop_function_context_from): Move meat ...
6544 (pop_function_context): ... here. Simplify.
6545 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
6547 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6548 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6549 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
6550 * tree.h (push_function_context_to, pop_function_context_from): Remove.
6552 2008-04-03 Ben Elliston <bje@au.ibm.com>
6554 * expmed.c (extract_force_align_mem_bit_field): Remove.
6556 2008-04-03 Richard Guenther <rguenther@suse.de>
6559 * expr.h (try_casesi): Adjust prototype.
6560 * expr.c (try_casesi): Take fallback label as extra parameter.
6561 Use that for gen_casesi if default_label is NULL.
6562 * stmt.c (expand_case): Pass fallback label to try_casesi,
6563 make sure to fill gaps with a fallback label if default_label
6566 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
6569 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
6571 2008-04-03 Ben Elliston <bje@au.ibm.com>
6573 * expmed.c (extract_split_bit_field): Remove if (0) code.
6574 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
6575 (do_ds_constraint): Likewise.
6577 2008-04-02 Joseph Myers <joseph@codesourcery.com>
6579 * doc/cppopts.texi (-dU): Document.
6580 * c-common.h (flag_dump_macros): Update comment.
6581 * c-opts.c (handle_OPT_d): Handle -dU.
6582 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
6583 dump_queued_macros, cb_used_define, cb_used_undef): New.
6584 (init_pp_output): Handle -dU.
6585 (cb_line_change): Call dump_queued_macros.
6586 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
6588 2008-04-02 Anatoly Sokolov <aesok@post.ru>
6590 * config/avr/predicates.md (io_address_operand): New predicate.
6591 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
6592 * config/avr/avr.c (avr_io_address_p): Remove function.
6593 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
6594 'avr_io_address_p' function.
6595 (out_movhi_r_mr): (Ditto.).
6596 (out_movqi_mr_r): (Ditto.).
6597 (out_movhi_mr_r): (Ditto.).
6598 (avr_address_cost): (Ditto.).
6600 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
6602 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
6603 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
6604 in 32bit mode when XMM registers are available to avoid store
6606 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
6607 corresponding post-reload splitters.
6609 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6611 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
6612 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
6613 __builtin_ia32_roundss.
6614 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
6615 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
6616 __builtin_ia32_roundss.
6617 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
6618 IX86_BUILTIN_SHUFPD here.
6620 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6622 * config/i386/i386.md (plogic): New.
6623 (plogicprefix): Likewise.
6625 * config/i386/mmx.md (mmx_<code><mode>3): New.
6626 (mmx_and<mode>3): Removed.
6627 (mmx_ior<mode>3): Likewise.
6628 (mmx_xor<mode>3): Likewise.
6630 * config/i386/sse.md (<code><mode>3): New.
6631 (*<code><mode>3): Likewise.
6632 (*<code><mode>3): Likewise.
6633 (<code><mode>3): Likewise.
6634 (*sse_<code><mode>3): Likewise.
6635 (*sse2_<code><mode>3): Likewise.
6636 (<code>tf3): Likewise.
6637 (*<code>tf3): Likewise.
6638 (and<mode>3): Likewise.
6639 (*and<mode>3): Likewise.
6640 (ior<mode>3): Removed.
6641 (*ior<mode>3): Likewise.
6642 (xor<mode>3): Likewise.
6643 (*xor<mode>3): Likewise.
6644 (*and<mode>3): Likewise.
6645 (*ior<mode>3): Likewise.
6646 (*xor<mode>3): Likewise.
6647 (and<mode>3): Likewise.
6648 (*sse_and<mode>3): Likewise.
6649 (*sse2_and<mode>3): Likewise.
6651 (*andtf3): Likewise.
6652 (ior<mode>3): Likewise.
6653 (*sse_ior<mode>3): Likewise.
6654 (*sse2_ior<mode>3): Likewise.
6656 (*iortf3): Likewise.
6657 (xor<mode>3): Likewise.
6658 (*sse_xor<mode>3): Likewise.
6659 (*sse2_xor<mode>3): Likewise.
6661 (*xortf3): Likewise.
6663 2008-04-02 Richard Guenther <rguenther@suse.de>
6665 PR tree-optimization/14495
6666 PR tree-optimization/34793
6667 * tree-vrp.c (struct switch_update): New structure.
6668 (to_remove_edges, to_update_switch_stmts): New VECs.
6669 (simplify_switch_using_ranges): New function. Remove not taken
6670 case labels and edges.
6671 (simplify_stmt_using_ranges): Call it.
6672 (identify_jump_threads): Mark edges we have queued for removal
6673 so we don't thread them.
6674 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
6676 * tree-cfg.c (group_case_labels): Deal with missing default label.
6677 (tree_verify_flow_info): Allow missing default label.
6678 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
6679 (emit_case_nodes): Likewise.
6680 (expand_case): Do not rely on the default label to be present.
6681 * expr.c (try_casesi): Deal with NULL default_label.
6682 (do_tablejump): Likewise.
6684 2008-04-02 Richard Guenther <rguenther@suse.de>
6686 PR tree-optimization/14495
6687 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
6688 SWITCH_EXPR here ...
6689 (vrp_visit_switch_stmt): ... but here (new function).
6690 (find_case_label_index): New helper function.
6691 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
6693 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6695 * fwprop.c: Fix ISO-C99ism.
6697 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6700 * Makefile.in (objdir): Set it here.
6701 * configure.ac: Not here. Find dynamic linker characteristics.
6702 * exec-tool.in: Use them.
6703 * aclocal.m4: Regenerate.
6704 * configure: Regenerate.
6706 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6708 * expr.c (expand_var): Delete it.
6709 * expr.h (expand_var): Delete prototype.
6710 * function.c (expand_function_start): Use expand_decl instead.
6711 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
6714 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
6716 PR rtl-optimization/35542
6717 * fwprop.c (forward_propagate_and_simplify): Replace
6718 loc_reg_mentioned_in_p with reg_mentioned_p.
6720 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6722 PR rtl-optimization/35281
6723 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
6724 (propagate_rtx_1): Handle PR_HANDLE_MEM.
6725 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
6726 (varying_mem_p): Move above propagate_rtx.
6727 (all_uses_available_at): Do not check MEMs.
6729 2008-04-02 Rafael Espindola <espindola@google.com>
6731 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
6732 (register_edge_assert_for_2): Split the cond argument.
6733 (register_edge_assert_for_1): Adjust for the change in
6734 register_edge_assert_for_2.
6735 (register_edge_assert_for): Split the cond argument.
6736 (find_switch_asserts): Adjust for the change in
6737 register_edge_assert_for.
6739 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
6741 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
6742 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
6743 offsets for 64-bit mingw.
6744 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
6745 abi for x86_64-pc-mingw.
6747 2008-04-02 Richard Guenther <rguenther@suse.de>
6749 * tree-vrp.c (extract_range_from_assert): Make sure to not
6750 produce range min/max with TREE_OVERFOW set.
6751 If merging a anti-range and a range keep the anti-range if
6752 the range covers all values of the type.
6753 (register_edge_assert_for_2): Only allow sign-changing
6754 conversions in detecting canonical range checks. Also
6755 register an assert for the unsigned name if useful.
6757 PR tree-optimization/35787
6758 * tree-vrp.c (vrp_val_max): New function.
6759 (vrp_val_min): Likewise.
6760 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
6761 (vrp_val_is_min): Likewise.
6762 (supports_overflow_infinity): Use vrp_val_{min,max}.
6763 (negative_overflow_infinity): Likewise.
6764 (positive_overflow_infinity): Likewise.
6765 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
6766 (is_positive_overflow_infinity): Likewise.
6767 (is_overflow_infinity): Likewise.
6768 (avoid_overflow_infinity): Use vrp_val_{min,max} and
6769 vrp_val_is_{min,max}.
6770 (set_and_canonicalize_value_range): Canonicalize anti-ranges
6771 to ranges if possible. Avoid empty ranges.
6773 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6776 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
6777 the expression is a function address.
6779 2008-04-01 George Helffrich <george@gcc.gnu.org>
6781 PR fortran/35154, fortran/23057
6782 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
6783 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
6784 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
6785 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
6787 (dbxout_syms): Check for COMMON-based symbol and wrap in
6788 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
6789 in bracket for efficiency.
6791 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
6792 using DW_TAG_common_block + member offset.
6793 (add_pubname_string): New function.
6794 (dw_expand_expr): New function to find block name and offset for
6796 (common_check): New function to check whether symbol in Fortran COMMON.
6797 (gen_variable_die): If COMMON, use DW_TAG_common_block.
6799 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
6802 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
6804 2008-04-02 Ben Elliston <bje@au.ibm.com>
6806 * config/v850/v850.md (casesi): Remove if (0) code.
6807 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6808 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
6810 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
6812 * config/i386/i386.md (rex64suffix): New mode attribute.
6813 (floathi<mode>2): Disable expander for SSE math.
6814 (*floathi<mode>2_1): New insn insn_and_split pattern.
6815 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
6816 corresponding post-reload splitters.
6817 (*floathi<mode>2_i387): New macroized insn pattern.
6818 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
6819 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
6820 insn_and_split pattern.
6821 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
6822 New macroized instruction patterns and corresponding post-reload
6824 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
6825 and corresponding post-reload splitters.
6826 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
6827 New macroized instruction patterns.
6828 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
6829 macroized instruction patterns and corresponding post-reload splitters.
6830 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
6831 corresponding post-reload splitters.
6832 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
6833 New macroized instruction patterns.
6834 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
6835 corresponding post-reload splitters.
6836 (*floatsi<mode>2_i387): New macroized instruction patterns.
6838 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
6840 * config/i386/i386.md (smaxmin): New.
6841 (umaxmin): Likewise.
6842 (maxminiprefix): Likewise.
6843 (maxminfprefix): Likewise.
6844 (<code><mode>3): Likewise.
6845 (smin<mode>3): Removed.
6846 (smax<mode>3): Likewise.
6848 * config/i386/mmx.md (mmx_<code>v2sf3): New.
6849 (mmx_<code>v4hi3): Likewise.
6850 (mmx_<code>v8qi3): Likewise.
6851 (mmx_smaxv2sf3): Removed.
6852 (mmx_sminv2sf3): Likewise.
6853 (mmx_umaxv8qi3): Likewise.
6854 (mmx_smaxv4hi3): Likewise.
6855 (mmx_uminv8qi3): Likewise.
6856 (mmx_sminv4hi3): Likewise.
6858 * config/i386/sse.md (<addsub><mode>3): New.
6859 (*<addsub><mode>3): Likewise.
6860 (<sse>_vm<addsub><mode>3): Likewise.
6861 (<maxmin><mode>3): Likewise.
6862 (*<maxmin><mode>3_finite): Likewise.
6863 (*<maxmin><mode>3): Likewise.
6864 (<sse>_vm<maxmin><mode>3): Likewise.
6865 (sse3_h<addsub>v4sf3): Likewise.
6866 (sse3_h<addsub>v2df3): Likewise.
6867 (<maxmin>v16qi3): Likewise.
6868 (*<maxmin>v16qi3): Likewise.
6869 (<maxmin>v8hi3): Likewise.
6870 (*<maxmin>v8hi3): Likewise.
6871 (*sse4_1_<maxmin><mode>3): Likewise.
6872 (*sse4_1_<maxmin><mode>3): Likewise.
6873 (add<mode>3): Removed.
6874 (*add<mode>3): Likewise.
6875 (<sse>_vmadd<mode>3): Likewise.
6876 (sub<mode>3): Likewise.
6877 (*sub<mode>3): Likewise.
6878 (<sse>_vmsub<mode>3): Likewise.
6879 (smin<mode>3): Likewise.
6880 (*smin<mode>3_finite): Likewise.
6881 (*smin<mode>3): Likewise.
6882 (<sse>_vmsmin<mode>3): Likewise.
6883 (smax<mode>3): Likewise.
6884 (*smax<mode>3_finite): Likewise.
6885 (*smax<mode>3): Likewise.
6886 (<sse>_vmsmax<mode>3): Likewise.
6887 (sse3_haddv4sf3): Likewise.
6888 (sse3_haddv2df3): Likewise.
6889 (sse3_hsubv4sf3): Likewise.
6890 (sse3_hsubv2df3): Likewise.
6891 (umaxv16qi3): Likewise.
6892 (*umaxv16qi3): Likewise.
6893 (smaxv8hi3): Likewise.
6894 (*smaxv8hi3): Likewise.
6895 (*sse4_1_smax<mode>3): Likewise.
6896 (*sse4_1_umax<mode>3): Likewise.
6897 (uminv16qi3): Likewise.
6898 (*uminv16qi3): Likewise.
6899 (sminv8hi3): Likewise.
6900 (*sminv8hi3): Likewise.
6901 (*sse4_1_smin<mode>3): Likewise.
6902 (*sse4_1_umin<mode>3): Likewise.
6904 2008-04-01 Rafael Espindola <espindola@google.com>
6906 * tree-cfg.c (verify_expr): remove in_phi.
6907 (verify_stmt): Don't call walk_tree with verify_expr. Use
6908 is_gimple_min_invariant instead of is_gimple_val.
6910 2008-04-01 Joseph Myers <joseph@codesourcery.com>
6912 * doc/include/gpl_v3.texi: Update for manpage generation.
6913 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
6915 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
6916 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
6917 gpl_v3.texi instead of gpl.texi.
6920 2008-04-01 Jakub Jelinek <jakub@redhat.com>
6923 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
6925 2008-04-01 Rafael Espindola <espindola@google.com>
6927 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
6928 (extract_code_and_val_from_cond): Use
6929 extract_code_and_val_from_cond_with_ops.
6931 2008-04-01 Jan Hubicka <jh@suse.cz>
6933 * function.c (free_after_compilation): Free epilogue_delay_list.
6934 (prepare_function_start): Assert that previous compilation was freed.
6936 2008-04-01 Jan Hubicka <jh@suse.cz>
6937 Jim Wilson <wilson@tuliptree.org>
6938 Andreas Tobler <andreast@gcc.gnu.org>
6941 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
6942 rtl.emit instead cfun->emit.
6943 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
6944 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
6946 2008-04-01 Ben Elliston <bje@au.ibm.com>
6948 * doc/c-tree.texi (Function Basics): Fix grammatical error.
6950 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
6952 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
6954 (fprofile-use): Add var flag_profile_use
6955 * coverage.c (coverage_begin_output): Do not open a gcno file for
6956 output only if -ftest-coverage is set.
6957 Do not add getpwd() to gcda file path.
6958 (build_gcov_info): Check the new flag
6959 flag_profile_datafile_relative_path.
6960 (coverage_init): Use profile_data_prefix.
6961 Read profile counter only if flag_profile_use is set.
6962 * opts.c (common_handle_option): New option fprofile-use=,
6963 fprofile-dir=, fprofile-generate=.
6964 * toplev.c (profile_data_prefix): New variable definition.
6965 * toplev.h (profile_data_prefix): New declaration.
6966 * doc/invoke.tex (Option Summary, Optimization Options):
6969 2008-03-31 James E. Wilson <wilson@tuliptree.org>
6971 * varasm.c (output_constant_pool_1): In LABEL_REF check,
6972 use tmp consistently.
6975 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
6976 * config/ia64/ia64.c (rtx_needs_barrier): Handle
6977 UNSPEC_FR_RECIP_APPROX_RES.
6978 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
6980 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
6983 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
6985 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6988 * fold-const.c (fold_indirect_ref_1): Support accessing non first
6989 element of the vector via a pointer.
6991 2008-03-31 Ian Lance Taylor <iant@google.com>
6993 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
6995 2008-03-31 Jan Hubicka <jh@suse.cz>
6997 * builtins.c (expand_builtin_setjmp_receiver): Update call of
6998 get_arg_pointer_save_area.
6999 * expr.c (init_expr): Just clear out rtl.expr.
7000 * function.c (free_after_compilation): Clear out whole RTL structure.
7001 (get_func_frame_size): Merge into ...
7002 (get_frame_size): ... this one.
7003 (assign_stack_local_1): Merge into ...
7004 (assign_stack_local): ... this one.
7005 (expand_function_end): Update call of get_arg_pointer_save_area.
7006 (get_art_pointer_save_area): Remove cfun argument.
7007 * function.h (emit_status): regno_pointer_align does not need length
7008 attribute. Move x_regno_reg_rtx to ...
7009 (regno_reg_rtx): ... new global array.
7010 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
7011 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
7012 apply_args_value, forced_labels, stack_pointer_delta):
7014 (struct varasm_status): Move here from varasm.c
7015 (struct rtl_data): New. Move here some fields from struct function.
7016 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
7017 frame_offset, stack_check_probe_note, arg_pointer_save_area,
7018 used_temp_slots avail_temp_slots, temp_slot_level,
7019 nonlocal_goto_handler_labels): Update accesstors.
7020 (rtl): New global variable.
7021 (struct function): Move some fileds to rtl_data.
7022 (get_arg_pointer_save_area): Update prototype.
7023 * emit-rtl.c (rtl): Declare.
7024 (regno_reg_rtx): Declare.
7025 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
7027 (gen_reg_rtx): Update.
7028 (init_virtual_regs): Do not tate emit_status argument.
7029 (init_emit): Do not allocate emit.
7030 * varasm.c (varasm_statuc): Move to function.h.
7031 (n_deferred_constatns): Update accestor.
7032 (init_varasm_status): Do not allocate varasm_status.
7033 (force_const_mem, get_pool_size, output_constant_pool): Update.
7034 * stmt.c (force_label_rtx): Do not use x_ prefixes.
7035 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
7037 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
7039 PR rtl-optimization/35729
7040 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
7043 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
7046 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
7047 load/store if memory is unaligned.
7048 (*movti_rex64): Likewise.
7050 * config/i386/predicates.md (misaligned_operand): New.
7052 2008-03-31 Andrew Pinski <pinskia@gmail.com>
7055 * tree-ssa-phiopt.c (conditional_replacement): Return early for
7058 2008-03-31 Jan Beulich <jbeulich@novell.com>
7060 * config/ia64/constraints.md: Add 'j' constraint.
7061 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
7062 (movdi_internal): Likewise.
7064 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
7067 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
7069 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
7072 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
7073 proper error message for the third argument on blendpd and
7076 * config/i386/sse.md (blendbits): New.
7077 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
7079 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
7081 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
7083 2008-03-30 Richard Guenther <rguenther@suse.de>
7086 * fold-const.c (fold_sign_changed_comparison): Do leave
7087 conversions to base-types alone.
7089 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
7091 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
7092 the link register if one altivec register is be saved.
7094 2008-03-30 Ben Elliston <bje@au.ibm.com>
7096 * final.c (final_scan_insn): Remove if (0) code.
7098 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
7100 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
7102 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
7104 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
7105 of V4SFmode to ix86_binary_operator_ok.
7107 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
7109 * config/i386/i386.c (override_options): Initialize
7110 ix86_veclib_handler to ix86_veclibabi_svml when
7111 -mveclibabi=svml is used.
7112 (ix86_veclibabi_svml): New function for SVML ABI style
7113 vectorization support.
7114 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
7116 2008-03-28 Rafael Espindola <espindola@google.com>
7118 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
7119 (tree_binary_nonnegative_warnv_p): Make it public.
7120 (tree_single_nonnegative_warnv_p): Make it public.
7121 (tree_invalid_nonnegative_warnv_p): Make it public.
7122 (tree_unary_nonzero_warnv_p): Make it public.
7123 (tree_binary_nonzero_warnv_p): Make it public
7124 (tree_single_nonzero_warnv_p): Make it public.
7125 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
7126 (extract_range_from_binary_expr): Split the expr argument.
7127 (extract_range_from_unary_expr): Split the expr argument.
7128 (extract_range_from_comparison): Split the expr argument.
7129 (extract_range_from_expr): Use the new aux functions.
7130 (vrp_evaluate_conditional_warnv): Use
7131 vrp_evaluate_conditional_warnv_with_ops.
7132 * tree.h (tree_unary_nonzero_warnv_p): Declare.
7133 (tree_binary_nonzero_warnv_p): Declare.
7134 (tree_single_nonzero_warnv_p): Declare.
7135 (tree_expr_nonzero_warnv_p): Declare.
7136 (tree_unary_nonnegative_warnv_p): Declare.
7137 (tree_binary_nonnegative_warnv_p): Declare.
7138 (tree_single_nonnegative_warnv_p): Declare.
7139 (tree_invalid_nonnegative_warnv_p): Declare.
7141 2008-03-28 Richard Guenther <rguenther@suse.de>
7143 PR tree-optimization/30317
7144 PR tree-optimization/30911
7145 PR tree-optimization/34793
7146 * tree-vrp.c (set_and_canonicalize_value_range): New function.
7147 (struct assert_locus_d): New member EXPR.
7148 (register_new_assert_for): Add EXPR parameter to support
7149 ASSERT_EXPR <name, expr OP limit>.
7150 (register_edge_assert_for_1): Adjust callers.
7151 (find_assert_locations): Likewise.
7152 (process_assert_insertions_for): Build condition from expression.
7153 (extract_range_from_assert): Handle ASSERT_EXPRs
7154 of the form ASSERT_EXPR <name, expr OP limit>.
7155 (register_edge_assert_for_2): New helper registering
7156 asserts for comparisons. Recognize range tests of the form
7157 (unsigned)i - CST1 OP CST2.
7158 (register_edge_assert_for_1): Use it.
7159 (register_edge_assert_for): Likewise.
7160 (needs_overflow_infinity): Integer sub-types
7161 do not need overflow infinities.
7162 (vrp_val_is_max): The extreme values of integer sub-types
7163 are those of the base type.
7164 (vrp_val_is_min): Likewise.
7165 * tree.def (ASSERT_EXPR): Document extra allowed conditional
7168 2008-03-28 Nick Clifton <nickc@redhat.com>
7171 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
7172 Return GENERAL_REGS for stack adjustment reloads.
7174 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7177 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
7178 const_vector when all the vectors are constant.
7180 2008-03-27 Bob Wilson <bob.wilson@acm.org>
7182 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
7184 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
7185 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
7187 (s<code>_sf): Use new scc_sf attribute for opcode names.
7189 2008-03-27 Tom Tromey <tromey@redhat.com>
7191 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
7192 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
7193 config/spu/t-spu-elf, config/i386/t-interix,
7194 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
7195 config/i386/x-darwin, config/i386/x-mingw32,
7196 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
7197 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
7198 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
7199 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
7200 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
7201 config/rs6000/x-darwin, config/rs6000/t-rs6000,
7202 config/score/t-score-elf, config/arm/t-strongarm-pe,
7203 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
7204 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
7205 Revert automatic dependency patch.
7207 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
7210 * config/i386/i386.c (ix86_function_arg_boundary): Align
7211 decimal floating point to its natural boundary.
7213 2008-03-27 Richard Guenther <rguenther@suse.de>
7216 * fold-const.c (fold_comparison): Restrict distinct decl
7217 comparison folding to VAR_DECLs and PARM_DECLs. Do not
7218 solely rely on operand_equal_p.
7220 2008-03-27 Richard Guenther <rguenther@suse.de>
7223 * c-common.c (handle_weak_attribute): Reject combination of
7226 2008-03-27 Richard Guenther <rguenther@suse.de>
7228 PR tree-optimization/32810
7229 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
7230 conversions from DECL_INITIAL.
7231 (fold_const_aggregate_ref): Likewise from constructor elements.
7233 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
7235 * tree-affine.h (aff_combination_expand): Declare.
7236 (get_inner_reference_aff): Likewise.
7237 * tree-affine.c (aff_combination_expand): Split out from
7238 tree_to_aff_combination_expand.
7239 (get_inner_reference_aff): New function.
7240 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
7241 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
7242 (struct lim_aux_data): sm_done field removed.
7243 (mem_ref_loc_p, mem_ref_locs_p): New types.
7244 (struct mem_ref): Added id, stored, accesses_in_loop,
7245 indep_loop, dep_loop, indep_ref, dep_ref fields.
7246 Removed is_stored, locs and next fields.
7247 (memory_accesses): New variable.
7248 (movement_possibility): Do not allow moving statements
7249 that store to memory.
7250 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
7252 (determine_max_movement): For statements with memory references,
7253 find the outermost loop in that the reference is independent.
7254 (move_computations_stmt): Mark the virtual operands for renaming.
7255 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
7256 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
7257 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
7258 add_vop_ref_mapping, create_vop_ref_mapping_loop,
7259 create_vop_ref_mapping, analyze_memory_references,
7260 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
7261 get_all_locs_in_loop, ref_always_accessed_p,
7262 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
7263 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
7264 store_motion_loop, store_motion): New functions.
7265 (struct vop_to_refs_elt): New type.
7266 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
7267 memref_hash, memref_eq, hoist_memory_references): Rewritten.
7268 (schedule_sm): Replaced by...
7269 (execute_sm): ... this.
7270 (determine_lsm_ref, hoist_memory_references,
7271 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
7272 find_more_ref_vops, free_mem_ref, free_mem_refs,
7273 determine_lsm_loop, determine_lsm): Removed.
7274 (tree_ssa_lim_finalize): Free data structures used by store motion.
7275 (tree_ssa_lim): Call analyze_memory_references. Use
7276 store_motion instead of determine_lsm.
7278 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
7280 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
7281 rename tmake_file to m68hc11/t-m68hc11.
7282 (mcore): Set inhibit_libc to true.
7283 * config.host (alpha*-dec-*vms*): Set extra_programs.
7284 (interix3*): Don't use host_xmake_file.
7285 * configure.ac: Let config.gcc override inhibit_libc.
7286 * configure: Regenerate.
7288 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
7289 * config/t-openbsd-thread: Remove commented out lines.
7291 * config/x-interix: Remove.
7293 * config/m68hc11/t-m68hc11-gas: Rename to...
7294 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
7296 * config/mcore/t-mcore: Remove T_CFLAGS.
7297 * config/mcore/t-mcore-pe: Likewise.
7299 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
7301 * configure.ac: Replace custom __GNU_SOURCE test with
7302 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
7303 * aclocal.m4: Regenerate.
7304 * configure: Regenerate.
7305 * config.in: Regenerate.
7307 2008-03-27 Richard Guenther <rguenther@suse.de>
7309 * fold-const.c (target.h): Include.
7310 (fold_comparison): Fold comparison of addresses of decls
7311 that bind locally or of constants. Consolidate address folding code.
7312 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
7313 results from fold_binary_to_constant.
7314 (compare_values_warnv): Likewise.
7316 2008-03-27 Andrew Pinski <pinskia@gmail.com>
7319 * fold-const.c (fold_truthop): Check for integeral types when folding
7320 a == 0 && b == 0 and a != 0 || b != 0 .
7322 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
7324 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
7326 2008-03-26 Andreas Schwab <schwab@suse.de>
7328 * doc/invoke.texi: Fix use of @item vs. @itemx.
7330 2008-03-26 Tom Tromey <tromey@redhat.com>
7332 * Makefile.in (build/gensupport.o, build/print-rtl.o,
7333 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
7334 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
7335 build/gencodes.o, build/genconditions.o, build/genconfig.o,
7336 build/genconstants.o, build/genemit.o, build/genextract.o,
7337 build/genflags.o, build/genmddeps.o, build/genopinit.o,
7338 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
7341 2008-03-26 Richard Guenther <rguenther@suse.de>
7344 2008-03-26 Richard Guenther <rguenther@suse.de>
7346 * fold-const.c (target.h): Include.
7347 (fold_comparison): Fold comparison of addresses of two decls
7348 that bind locally. Consolidate address folding code.
7350 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7352 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
7353 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
7354 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
7355 dconstsqrt2, dconstthird, dconste and/or dconst10.
7356 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
7357 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
7358 dconstsqrt2, dconste): Delete.
7359 (init_emit_once): Likewise. Simplify initializing dconstm1.
7361 * real.c (get_real_const): New.
7362 * real.h (dconst3, dconst10, dconstm2, dconstthird,
7363 dconstsqrt2, dconste): Delete.
7364 (real_value_const, get_real_const): New.
7366 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
7368 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
7370 * config/i386/i386.c (ix86_function_arg_boundary): Check
7371 BIGGEST_ALIGNMENT instead of 128.
7372 (setup_incoming_varargs_64): Likewise.
7374 2008-03-26 Tom Tromey <tromey@redhat.com>
7376 * Makefile.in (DEPFILES): Add missing '/'.
7378 2008-03-26 Richard Guenther <rguenther@suse.de>
7380 * fold-const.c (target.h): Include.
7381 (fold_comparison): Fold comparison of addresses of two decls
7382 that bind locally. Consolidate address folding code.
7384 2008-03-26 Nick Clifton <nickc@redhat.com>
7387 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
7388 not allow INT+INT as a legitimate addressing mode.
7390 2008-03-26 Richard Guenther <rguenther@suse.de>
7392 * tree-flow.h (widen_bitfield): Remove declaration.
7393 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
7394 (widen_bitfield): Remove function.
7395 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
7398 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7401 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
7404 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
7406 PR rtl-optimization/35232
7407 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
7408 (forget_old_reloads_1, forget_marked_reloads): Don't clear
7409 reg_reloaded_call_part_clobbered here.
7410 (reload_regs_reach_end_p): New function.
7411 (reload_reg_rtx_for_input): New variable.
7412 (reload_reg_rtx_for_output): Likewise.
7413 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
7414 when reassigning a pseudo register. Load reloadreg from
7415 reload_reg_rtx_for_input, moving the mode and register
7417 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
7418 instead of the original when deciding whether an input reload
7419 would be a no-op or whether an output reload can be deleted.
7420 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
7421 when setting up new_spill_reg_store. Load it from
7422 reload_reg_rtx_for_output, moving the mode and register
7424 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
7425 instead of the original when deciding whether an output reload
7426 would be a no-op. Do the same when modifying insn notes.
7427 Use rtx_equal_p instead of == to compare the registers.
7428 (inherit_piecemeal_p): Take a mode and two register numbers
7430 (emit_reload_insns): Clear new_spill_reg_store for every hard
7431 register in the reload register. Remove spill registers
7432 from reg_reloaded_valid before considering whether to record
7433 inheritance information for them. Use reload_reg_rtx_for_output
7434 instead of reg_rtx when recording output reloads. Use
7435 reload_reg_rtx_for_input instead of reg_rtx when recording
7436 input reloads. Set or clear reg_reloaded_call_part_clobbered
7437 at the same time as setting reg_reloaded_valid.
7438 (delete_output_reload): Add a new_reload_reg parameter and use it
7439 instead of rld[j].reg_rtx.
7440 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
7443 2008-03-25 Tom Tromey <tromey@redhat.com>
7445 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
7446 (build/genattr.o): Likewise.
7447 (build/genattrtab.o): Likewise.
7448 (build/gencodes.o): Likewise.
7449 (build/genconfig.o): Likewise.
7450 (build/genconstants.o): Likewise.
7451 (build/genemit.o): Likewise.
7452 (build/genextract.o): Likewise.
7453 (build/genflags.o): Likewise.
7455 2008-03-25 Bob Wilson <bob.wilson@acm.org>
7457 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
7458 instead of size_int for integer types.
7459 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
7460 to match type of MINUS_EXPR.
7462 2008-03-25 Tom Tromey <tromey@redhat.com>
7464 * configure: Rebuilt.
7465 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
7468 2008-03-25 Tom Tromey <tromey@redhat.com>
7470 * config/x-solaris (host-solaris.o): Update.
7471 * config/x-linux (host-linux.o): Update.
7472 * config/x-hpux (host-hpux.o): Update.
7473 * config/x-darwin (host-darwin.o): Update.
7474 * config/v850/t-v850e (v850-c.o): Update.
7475 * config/v850/t-v850 (v850-c.o): Update.
7476 * config/t-vxworks (vxworks.o): Update.
7477 * config/t-sol2 (sol2-c.o, sol2.o): Update.
7478 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
7479 * config/spu/t-spu-elf (spu-c.o): Update.
7481 * config/sh/t-symbian (sh-c.o): Update.
7482 (symbian.o): Update.
7483 * config/sh/t-sh (sh-c.o): Update.
7484 * config/score/t-score-elf (score7.o, score3.o): Update.
7485 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
7486 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
7487 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
7488 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
7490 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
7491 * config/m32c/t-m32c (m32c-pragma.o): Update.
7492 * config/ia64/t-ia64 (ia64-c.o): Update.
7493 * config/i386/x-mingw32 (host-mingw32.o): Update.
7494 * config/i386/x-i386 (driver-i386.o): Update.
7495 * config/i386/x-darwin (host-i386-darwin.o): Update.
7496 * config/i386/x-cygwin (host-cygwin.o): Update.
7497 * config/i386/t-nwld (nwld.o): Update.
7498 * config/i386/t-netware (netware.o): Update.
7499 * config/i386/t-interix (winnt.o): Update.
7500 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
7501 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
7502 msformat-c.o): Update.
7503 * config/bfin/t-bfin-linux (generated_files): Add
7504 linux-sysroot-suffix.h.
7505 * config/arm/t-wince-pe (pe.o): Update.
7506 * config/arm/t-strongarm-pe (pe.o): Update.
7507 * config/arm/t-pe (pe.o): Update.
7508 * config/arm/t-arm (arm-c.o): Update.
7509 * doc/install.texi (Prerequisites): Require make 3.80.
7510 * Makefile.in: Remove .o targets.
7511 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
7512 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
7513 (simple_generated_h, simple_generated_c): Move earlier.
7514 (generated_files): New variable.
7515 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
7516 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
7517 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
7518 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
7519 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
7520 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
7521 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
7522 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
7523 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
7524 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
7525 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
7526 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
7528 (COMPILE.base, COMPILE): New variables.
7529 (%.o): New pattern rule.
7530 (ALL_HOST_OBJS): New variable.
7531 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
7532 (dummy-checksum.o, cc1-checksum.o): Remove.
7533 (DRIVER_SHLIB): New variable.
7534 (DRIVER_DEFINES): Use it.
7535 (gencondmd.c): Move out of build/.
7536 (s-conditions): Update.
7537 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
7538 (ALL_BUILD_OBJS): Likewise.
7539 (build/%.o): Use BUILDCOMPILE.
7540 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
7541 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
7542 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
7543 build/gencheck.o, build/gencodes.o, build/genconditions.o,
7544 build/genconfig.o, build/genconstants.o, build/genemit.o,
7545 build/genextract.o, build/genflags.o, build/genmddeps.o,
7546 build/genopinit.o, build/genoutput.o, build/genpeep.o,
7547 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
7548 build/gen-protos.o, build/scan.o, build/fix-header.o,
7549 build/scan-decls.o): Simplify.
7550 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
7551 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
7552 prefix.o, toplev.o): Reduce to variable setting.
7553 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
7554 ($(out_object_file), gcc-options.o): New targets.
7555 ($(ALL_HOST_OBJS)): New target. Include dependency files.
7556 * configure: Rebuilt.
7557 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
7558 * doc/sourcebuild.texi (Front End Directory): Document new variable.
7560 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
7562 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
7563 complain when we hit an error, return ERROR_MARK_NODE.
7565 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7567 * config/sh/constraints.md (Pso, Psz): New constraints.
7568 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
7569 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
7571 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7573 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
7574 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
7576 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7578 * config/sh/sh.md (prefetch): Add condition for SH2A target.
7579 (prefetch_sh2a): New.
7581 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7582 Naveen.H.S <naveen.hs@kpitcummins.com>
7584 * config/sh/constraints.md (I28): New constraint.
7585 * config/sh/sh.c (broken_move): Add support for movi20s.
7586 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
7588 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
7589 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7590 Naveen.H.S <naveen.hs@kpitcummins.com>
7592 * config/sh/sh.c (SH_ATTRIBUTES): Define.
7593 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
7594 (print_operand): Handle resbank in %@ operand code.
7595 (sh_encode_section_info): New.
7596 (push_regs): Add conditions for resbank.
7597 (sh_expand_epilogue): Likewise.
7598 (sh_insert_attributes): Likewise.
7599 (sh_attribute_table): Likewise.
7600 (sh_handle_resbank_handler_attribute): New.
7601 (sh2a_handle_function_vector_handler_attribute): New.
7602 (sh2a_is_function_vector_call): New.
7603 (sh2a_get_function_vector_number): New.
7604 (sh2a_function_vector_p): New.
7605 (sh_cfun_resbank_handler_p): New.
7606 * config/sh/sh.md (calli): Emit jsr/n if possible.
7607 (calli_tbr_rel): New.
7608 (calli_pcrel): Emit jsr/n if possible.
7609 (return_i): Emit rts/n if possible.
7610 (call_valuei_tbr_rel): New.
7611 (call_valuei_pcrel): Add condition for SH2A target.
7612 (call_value): Likewise.
7613 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
7614 (sh2a_get_function_vector_number): Likewise.
7615 (sh2a_is_function_vector_call): Likewise.
7616 * doc/extend.texi: Document TBR relative addressing of SH2A.
7617 (resbank): Add description for SH2A.
7619 2008-03-24 Richard Guenther <rguenther@suse.de>
7622 * gimplify.c (gimplify_modify_expr): For frontend type-correct
7623 pointer assignments change conversions according to middle-end rules.
7624 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
7625 * configure.ac: Include type checking in yes.
7626 * configure: Regenerate.
7628 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7630 * diagnostic.c (diagnostic_count_diagnostic): Delete.
7631 (diagnostic_report_diagnostic): Update. Handle ICEs here.
7633 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
7635 * gthr-vxworks.h (UNUSED): Define.
7637 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
7639 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
7641 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
7643 * doc/extend.texi (Function Attributes): Add missing comma in the
7644 example of the "alloc_size" attribute.
7646 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
7649 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7651 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7654 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7657 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7658 of the underlying type of a MS bitfield layout to the natural
7659 alignment of the type.
7661 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7663 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7664 to their natural alignment to avoid store forwarding stalls.
7666 2008-03-22 Richard Guenther <rguenther@suse.de>
7668 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
7669 For PHI nodes verify the address is invariant.
7670 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
7671 (get_symbol_constant_value): Use is_gimple_min_invariant.
7672 (maybe_fold_stmt_indirect): Likewise.
7674 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
7676 PR rtl-optimization/33927
7677 * Makefile.in (dse.o): Depend on $(TM_P_H).
7678 * expr.h (extract_low_bits): Declare.
7679 * expmed.c (extract_low_bits): New function.
7680 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
7681 * dse.c: Include tm_p.h.
7682 (find_shift_sequence): Remove the read_reg argument and return the
7683 read value. Emit the instructions instead of returning them.
7684 Iterate on new_mode rather than calculating it each time.
7685 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
7686 source to NEW_MODE and extract_low_bits to convert the shifted
7688 (replace_read): Allow the load and store to have different mode
7689 classes. Use extract_low_bits when SHIFT == 0. Create the shift
7690 or extraction instructions before trying the replacement. Update
7691 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
7693 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7695 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7696 to their natural alignment to avoid store forwarding stalls.
7698 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7701 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
7702 encouraging but not allowing gprs for input;
7703 change the input constraint to !f#r.
7704 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
7706 change the output constraint to !f#r.
7708 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
7711 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
7712 corresponding post-reload splitters.
7713 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
7714 when x87 FP math is selected.
7715 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
7716 New function prototype.
7717 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
7718 unreachable function to ease macroization of insn patterns.
7720 2008-03-21 Martin Jambor <mjambor@suse.cz>
7722 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
7723 reference dumps if ddr is NULL or dependence is unknown.
7725 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
7727 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
7728 unsigned extension into account.
7729 (ATOMIC_COMPARE_AND_SWAP): Likewise.
7730 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
7731 Do computations on a scratch register.
7733 2008-03-21 Richard Guenther <rguenther@suse.de>
7735 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7736 Use is_gimple_min_invariant instead of TREE_INVARIANT.
7737 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
7738 * tree-ssa-dom.c (record_equality): Likewise.
7739 * tree-inline.c (copy_body_r): Likewise.
7740 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
7743 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
7745 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
7746 as 'delete_unused' argument.
7748 2008-03-20 Richard Guenther <rguenther@suse.de>
7750 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
7751 special casing of constant qualifiers.
7752 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
7753 care about them in general.
7754 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
7755 regardless of their type.
7756 (fold_stmt_r): Forcefully fold *& if we end up with that.
7758 2008-03-20 Paul Brook <paul@codesourcery.com>
7760 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
7761 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
7763 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
7765 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
7766 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
7768 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
7770 * common.opt (Wmudflap): New option.
7771 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
7772 (mx_register_decls): Likewise.
7773 (mudflap_finish_file): Likewise.
7774 * doc/invoke.texi: Document -Wno-mudflap.
7776 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
7778 * c-format.c (replace_format_name_to_system_name): New.
7780 (convert_format_name_to_system_name): New.
7781 (decode_format_attr): Add use of convert_format_name_to_system_name.
7782 (format_types_orig): Add gnu_ prefix to names.
7783 (check_format_info_main): Special treating of \0 escaped names for
7784 supporting multi-character format specifiers as I32, I64.
7785 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
7786 (gnu_target_overrides_format_attributes): New.
7787 * c-format.h: Add structure target_ovr_attr to hold
7788 system specific formatter names.
7789 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
7790 msformat-c.o file to c_target_objs and cxx_target_objs.
7791 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7792 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
7793 (TARGET_N_FORMAT_TYPES): New.
7794 * config/i386/msformat-c.c: New.
7795 * config/i386/t-cygming: Add build rule for msformat-c.o.
7796 * doc/extend.texi: Add new format names gnu_* and ms_* and
7798 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7800 2008-03-20 Ira Rosen <irar@il.ibm.com>
7802 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
7803 optimizations turned on under -O3.
7804 (ftree-vectorize): Add that the flag is turned on with -O3.
7806 2008-03-20 Ben Elliston <bje@au.ibm.com>
7808 * regmove.c (try_auto_increment): Fix spelling error in comment.
7809 * final.c (final_scan_insn): Likewise.
7811 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
7814 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
7815 allocator preferences for "y" and "r" class registers.
7816 ("*mov<mode>_internal"): Ditto.
7817 ("*movv2sf_internal_rex64"): Ditto.
7818 ("*movv2sf_internal"): Ditto.
7820 2008-03-19 Michael Matz <matz@suse.de>
7823 * calls.c (expand_call): Check overlap of arguments with call
7824 address for sibcalls.
7826 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7829 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7830 of the underlying type of a MS bitfield layout to the natural
7831 alignment of the type.
7833 2008-03-19 Jan Hubicka <jh@suse.cz>
7836 * toplev.c (decode_d_option): Handle all CPP flags.
7837 * tree-vrp.c: Update tree_pass descriptors.
7838 * regrename.c: Update tree_pass descriptors.
7839 * fwprop.c: Update tree_pass descriptors.
7840 * doc/invoke.texi: Remove documentation of dropped -d? flags.
7841 * tree-into-ssa.c: Update tree_pass descriptors.
7842 * tree-dump.c: Update tree_pass descriptors.
7843 * tree-complex.c: Update tree_pass descriptors.
7844 * tree-dump.h: Update tree_pass descriptors.
7845 * see.c: Update tree_pass descriptors.
7846 * cgraphbuild.c: Update tree_pass descriptors.
7847 * tracer.c: Update tree_pass descriptors.
7848 * tree-loop-distribution.c: Update tree_pass descriptors.
7849 * cgraph.c: Update tree_pass descriptors.
7850 * postreload-gcse.c: Update tree_pass descriptors.
7851 * postreload.c: Update tree_pass descriptors.
7852 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
7853 * tree-tailcall.c: Update tree_pass descriptors.
7854 * tree-pass.h (tree_opt_pass): Rename to ...
7855 (opt_pass) ... this one; add "type" field and remove letter field.
7856 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
7857 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
7858 all_lowering_passes): Update declaration.
7859 * ipa-cp.c: Update tree_pass descriptors.
7860 * final.c: Update tree_pass descriptors.
7861 * omp-low.c: Update tree_pass descriptors.
7862 * tree-ssa-dse.c: Update tree_pass descriptors.
7863 * ipa-reference.c: Update tree_pass descriptors.
7864 * tree-ssa-uncprop.c: Update tree_pass descriptors.
7865 * auto-inc-dec.c: Update tree_pass descriptors.
7866 * reorg.c: Update tree_pass descriptors.
7867 * cgraphunit.c: Update tree_pass descriptors.
7868 * tree-ssa-copyrename.c: Update tree_pass descriptors.
7869 * tree-ssa-ccp.c: Update tree_pass descriptors.
7870 * df-core.c: Update tree_pass descriptors.
7871 * mode-switching.c: Update tree_pass descriptors.
7872 * tree-nomudflap.c: Update tree_pass descriptors.
7873 * modulo-sched.c: Update tree_pass descriptors.
7874 * ipa-pure-const.c: Update tree_pass descriptors.
7875 * cse.c: Update tree_pass descriptors.
7876 * web.c: Update tree_pass descriptors.
7877 * tree-stdarg.c: Update tree_pass descriptors.
7878 * tree-ssa-math-opts.c: Update tree_pass descriptors.
7879 * tree-ssa-dom.c: Update tree_pass descriptors.
7880 * tree-nrv.c: Update tree_pass descriptors.
7881 * tree-ssa-alias.c: Update tree_pass descriptors.
7882 * loop-init.c: Update tree_pass descriptors.
7883 * gimple-low.c: Update tree_pass descriptors.
7884 * ipa-inline.c: Update tree_pass descriptors.
7885 * tree-ssa-sink.c: Update tree_pass descriptors.
7886 * global.c: Update tree_pass descriptors.
7887 * ifcvt.c: Update tree_pass descriptors.
7888 * jump.c: Update tree_pass descriptors.
7889 * predict.c: Update tree_pass descriptors.
7890 * tree-ssa-loop.c: Update tree_pass descriptors.
7891 * recog.c: Update tree_pass descriptors.
7892 * dse.c: Update tree_pass descriptors.
7893 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
7894 * tree-eh.c: Update tree_pass descriptors.
7895 * regmove.c: Update tree_pass descriptors.
7897 * function.c: Update tree_pass descriptors.
7898 * tree-vectorizer.c: Update tree_pass descriptors.
7899 * gcse.c: Update tree_pass descriptors.
7900 * ipa-type-escape.c: Update tree_pass descriptors.
7901 * tree-if-conv.c: Update tree_pass descriptors.
7902 * init-regs.c: Update tree_pass descriptors.
7903 * ipa.c: Update tree_pass descriptors.
7904 * tree-ssa-phiopt.c: Update tree_pass descriptors.
7905 * rtl-factoring.c: Update tree_pass descriptors.
7906 * lower-subreg.c: Update tree_pass descriptors.
7907 * bt-load.c: Update tree_pass descriptors.
7908 * tree-dfa.c: Update tree_pass descriptors.
7909 * except.c: Update tree_pass descriptors.
7910 * emit-rtl.c: Update tree_pass descriptors.
7911 * cfgexpand.c: Update tree_pass descriptors.
7912 * tree-cfgcleanup.c: Update tree_pass descriptors.
7913 * cfgcleanup.c: Update tree_pass descriptors.
7914 * tree-ssa-pre.c: Update tree_pass descriptors.
7915 * tree-sra.c: Update tree_pass descriptors.
7916 * tree-mudflap.c: Update tree_pass descriptors.
7917 * tree-ssa-copy.c: Update tree_pass descriptors.
7918 * cfglayout.c: Update tree_pass descriptors.
7919 * tree-ssa-forwprop.c: Update tree_pass descriptors.
7920 * tree-ssa-dce.c: Update tree_pass descriptors.
7921 * tree-ssa.c: Update tree_pass descriptors.
7922 * regclass.c: Update tree_pass descriptors.
7923 * integrate.c: Update tree_pass descriptors.
7924 * tree-optimize.c: Update tree_pass descriptors.
7925 * tree-ssa-phiprop.c: Update tree_pass descriptors.
7926 * tree-object-size.c: Update tree_pass descriptors.
7927 * combine.c: Update tree_pass descriptors.
7928 * tree-outof-ssa.c: Update tree_pass descriptors.
7929 * bb-reorder.c: Update tree_pass descriptors.
7930 * stack-ptr-mod.c: Update tree_pass descriptors.
7931 * var-tracking.c: Update tree_pass descriptors.
7932 * tree-profile.c: Update tree_pass descriptors.
7933 * tree-vect-generic.c: Update tree_pass descriptors.
7934 * reg-stack.c: Update tree_pass descriptors.
7935 * sched-rgn.c: Update tree_pass descriptors.
7936 * tree-ssa-structalias.c: Update tree_pass descriptors.
7937 * tree-cfg.c: Update tree_pass descriptors.
7938 * passes.c (current_pass): Update declaration.
7939 (finish_optimization_passes): Update.
7940 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
7941 (register_one_dump_file, register_dump_files_1, next_pass_1):
7943 (init_optimization_passes): Update handling of new types.
7944 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
7945 * ipa-struct-reorg.c: Update tree_pass descriptors.
7946 * tree-ssa-reassoc.c: Update tree_pass descriptors.
7947 * combine-stack-adj.c: Update tree_pass descriptors.
7948 * cfgrtl.c: Update tree_pass descriptors.
7949 * dce.c: Update tree_pass descriptors.
7950 * tree-ssanames.c: Update tree_pass descriptors.
7952 2008-03-19 Richard Guenther <rguenther@suse.de>
7955 * tree-ssa.c (walk_data): New structure.
7956 (warn_uninitialized_var): If not always_executed warn with "maybe"
7958 (execute_early_warn_uninitialized): Compute post-dominators.
7959 Initialize always_executed before processing each basic block.
7961 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
7964 * config/i386/i386.c (x86_this_parameter): Calculate correct location
7965 of "this" pointer when "regparm = N" or "fastcall" is in effect.
7967 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7969 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
7971 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
7973 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
7975 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
7976 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
7977 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
7978 target after ignore has been set, and move there also the commputation
7979 of subtarget and original_target.
7980 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
7981 (LANG_HOOKS_INITIALIZER): Remove it.
7982 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
7984 2008-03-18 Richard Guenther <rguenther@suse.de>
7986 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
7987 found an expression with constants, note that in the VN for the lhs.
7988 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
7989 fold them to constants if possible. Run cleanup_cfg if done so.
7990 (execute_pre): Return todo.
7992 (execute_fre): Likewise.
7993 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
7995 (get_prop_source_stmt): Look through pointer conversions.
7997 2008-03-18 Jan Hubicka <jh@suse.cz>
7999 * tree-pretty-print.c: Include predict.h.
8000 (dump_generic_node): Dump predictor.
8001 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
8002 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
8003 * gimple-low.c (lower_stmt): Likewise.
8004 * expr.c (expand_expr_real): Likewise.
8005 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
8007 (build_predict_expr, build_predict_expr): New.
8008 * predict.h (predictor_name, build_predict_expr): Update.
8009 * c-typeck.c (c_finish_bc_stmt): Add prediction.
8010 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
8011 * predict.def (PRED_CONTINUE): Update hitrate.
8012 * tree.def (PREDICT_EXPR): Define.
8013 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
8014 do not handle BIND_EXPR.
8015 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
8016 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
8017 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
8020 2008-03-18 Michael Matz <matz@suse.de>
8022 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
8024 2008-03-18 Richard Guenther <rguenther@suse.de>
8026 * tree-gimple.h (is_gimple_invariant_address): Declare.
8027 (is_gimple_constant): Likewise.
8028 * tree-gimple.c (is_gimple_constant): New function.
8029 (is_gimple_invariant_address): Likewise.
8030 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
8031 and is_gimple_invariant_address.
8032 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
8034 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
8035 an addressable base.
8037 2008-03-18 Jakub Jelinek <jakub@redhat.com>
8040 * gimplify.c (gimplify_expr): Gimplify second operand of
8043 2008-03-17 Richard Guenther <rguenther@suse.de>
8045 PR tree-optimization/19637
8046 * fold-const.c (fold_unary): Remove restrictions of removing
8047 intermediate pointer-conversions (P2)(P1)P0.
8048 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
8049 conversion to void pointer.
8050 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
8052 2008-03-16 James E. Wilson <wilson@tuliptree.org>
8055 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
8056 emulated thread local variables.
8058 2008-03-16 Richard Guenther <rguenther@suse.de>
8061 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
8062 expand TREE_INVARIANT operations that are not gimple invariant.
8064 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
8066 * doc/extend.texi (Alignment): Say that the ABI controls
8067 the __alignof__ for non-strict-alignment targets rather
8068 than being a recommendation.
8070 2008-03-15 Paul Brook <paul@codesourcery.com>
8072 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
8074 (arm_output_fn_unwind): Mark functions that can not be unwound.
8076 2008-03-15 Paul Brook <paul@codesourcery.com>
8078 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
8079 extension instructions.
8081 2008-03-15 Richard Guenther <rguenther@suse.de>
8083 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
8084 and fold constant aggregate refs.
8085 (fold_const_aggregate_ref): Handle string constants
8086 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
8087 (evaluate_stmt): Simplify now that ccp_fold folds constant
8090 2008-03-15 Paul Brook <paul@codesourcery.com>
8092 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
8093 (extzv): Use gen_extzv_t2.
8094 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
8096 2008-03-15 Richard Guenther <rguenther@suse.de>
8098 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
8099 (fold_const_aggregate_ref): Likewise.
8100 (get_value): Return NULL if we don't have any values.
8101 (ccp_finalize): Set const_val to NULL after freeing it.
8102 * tree-flow.h (get_symbol_constant_value): Declare.
8103 (fold_const_aggregate_ref): Likewise.
8104 * tree-ssa-sccvn.c (try_to_simplify): Use them.
8106 2008-03-15 Richard Guenther <rguenther@suse.de>
8109 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
8110 to not produce negative array indices if not allowed. Add
8111 parameter to indicate that.
8112 (maybe_fold_offset_to_component_ref): Allow negative array
8113 indices only for the first member of a structure.
8114 (maybe_fold_offset_to_reference): Allow negative array indices.
8115 (maybe_fold_stmt_addition): Likewise.
8117 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
8118 Anatoly Sokolov <aesok@post.ru>
8120 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
8121 (avr_arch): Add ARCH_AVR6.
8122 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
8123 (initial_elimination_offset): Initialize and use 'avr_pc_size'
8124 instead of fixed value 2.
8125 (print_operand_address): Use gs() asm specifier instead of pm().
8126 (avr_assemble_integer): (Ditto.).
8127 (avr_output_addr_vec_elt): (Ditto.).
8128 (print_operand): Handle "!" code.
8129 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
8130 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
8131 (AVR_HAVE_EIJMP_EICALL): Define.
8132 (AVR_3_BYTE_PC): Redefine.
8133 (AVR_2_BYTE_PC): (Ditto.).
8134 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
8135 (LINK_SPEC): Add atmega2560 and atmega2561.
8136 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
8138 * config/avr/avr.md (call_insn): Use eicall instead of icall
8139 for 3 byte PC devices.
8140 (call_value_insn): (Ditto.).
8141 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
8142 (indirect_jump): Use only for for 2 byte PC devices.
8143 (*tablejump): (Ditto.).
8144 (*indirect_jump_avr6): Add insn.
8145 (*tablejump_rjmp): Don't use for 3 byte PC devices.
8146 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
8147 instead of ijmp for 3 byte PC devices.
8148 (__tablejump2__): (Ditto.).
8149 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
8150 (MULITLIB_DIRNAMES): (Ditto.).
8151 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
8153 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
8155 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
8156 "sse2_umulsidi3". Use V1DI mode for operand 0.
8157 ("mmx_psadbw"): Use V1DI mode for operand 0.
8158 * config/i386/i386-modes.def (V1SI): New vector mode.
8159 * config/i386/i386.c (struct builtin_description)
8160 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
8161 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
8162 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
8163 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
8164 v1di_ftype_v8qi_v8qi type.
8165 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
8167 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
8168 __builtin_ia32_pmuludq]: Fix the mode of return value.
8170 2008-03-15 Richard Guenther <rguenther@suse.de>
8173 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
8176 2008-03-14 Bob Wilson <bob.wilson@acm.org>
8178 * doc/invoke.texi (Option Summary, Xtensa Options): Document
8179 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
8180 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
8181 unless TARGET_SERIALIZE_VOLATILE is enabled.
8182 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
8183 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
8184 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
8186 2008-03-14 Richard Guenther <rguenther@suse.de>
8188 PR tree-optimization/34172
8189 * tree-flow.h (refs_may_alias_p): Declare.
8190 (get_single_def_stmt): Likewise.
8191 (get_single_def_stmt_from_phi): Likewise.
8192 (get_single_def_stmt_with_phi): Likewise.
8193 * tree-dfa.c (refs_may_alias_p): New function.
8194 (get_single_def_stmt): Likewise.
8195 (get_single_def_stmt_from_phi): Likewise.
8196 (get_single_def_stmt_with_phi): Likewise.
8197 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
8198 (vn_reference_lookup_1): New helper function.
8199 (vn_reference_lookup): Walk the virtual use-def chain to
8200 continue searching for a match if the def does not alias the
8201 reference we are looking for.
8203 2008-03-14 David Edelsohn <edelsohn@gnu.org>
8205 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
8206 archive and Perzl. Update The Written Word listing.
8208 2008-03-14 Richard Guenther <rguenther@suse.de>
8210 PR tree-optimization/34043
8211 PR tree-optimization/33989
8212 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
8214 (bitmap_find_leader): Use extra argument to verify dominance
8215 relationship inside a basic-block.
8216 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
8217 (find_leader_in_sets): Adjust.
8218 (create_component_ref_by_pieces): Take extra argument for
8219 dominance check, handle lookup failures.
8220 (find_or_generate_expression): Likewise.
8221 (create_expression_by_pieces): Likewise.
8222 (insert_into_preds_of_block): Adjust.
8223 (create_value_expr_from): If asked for, verify all operands
8224 are in the blocks AVAIL_OUT set.
8225 (make_values_for_stmt): Check for SSA_NAMEs that are life
8226 over an abnormal edge.
8227 (compute_avail): Remove such check.
8228 (do_SCCVN_insertion): New function.
8229 (eliminate): If we do not find a leader suitable for replacement
8230 insert a replacement expression from SCCVN if available.
8231 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
8232 (struct vn_ssa_aux): Add needs_insertion flag.
8233 * tree-ssa-sccvn.c (may_insert): New global flag.
8234 (copy_reference_ops_from_ref): Value-number union member access
8235 based on its size, not type and member if insertion is allowed.
8236 (visit_reference_op_load): For a weak match from union type
8237 punning lookup a view-converted value and insert a SSA_NAME
8238 for that value if that is not found.
8239 (visit_use): Make dumps shorter. Do not disallow value numbering
8240 SSA_NAMEs that are life over an abnormal edge to constants.
8241 (free_scc_vn): Release inserted SSA_NAMEs.
8242 (run_scc_vn): New flag to specify whether insertion is allowed.
8243 Process SSA_NAMEs in forward order.
8244 * tree-ssa-loop-im.c (for_each_index): Handle invariant
8245 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
8246 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
8247 pointer type to/from integral types that do not change the
8248 precision to regular conversions.
8250 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
8252 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
8253 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
8254 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
8255 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
8256 input arguments and the mode of return value. Built-in functions
8257 that operate on whole 64-bit MMX register now use V1DI mode.
8259 2008-03-13 Alon Dayan <alond@il.ibm.com>
8260 Olga Golovanevsky <olga@il.ibm.com>
8262 PR tree-optimization/35041
8263 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
8264 to locate the right position in a statement.
8266 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
8270 * config/i386/xmmintrin.h: Change all static inline functions to
8271 extern inline and add __gnu_inline__ attribute.
8272 * config/i386/bmintrin.h: Ditto.
8273 * config/i386/smmintrin.h: Ditto.
8274 * config/i386/tmmintrin.h: Ditto.
8275 * config/i386/mmintrin-common.h: Ditto.
8276 * config/i386/ammintrin.h: Ditto.
8277 * config/i386/emmintrin.h: Ditto.
8278 * config/i386/pmmintrin.h: Ditto.
8279 * config/i386/mmintrin.h: Ditto.
8280 * config/i386/mm3dnow.h: Ditto.
8282 2008-03-13 Jakub Jelinek <jakub@redhat.com>
8285 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
8286 (lower_omp_2): New function.
8287 (lower_omp_1, lower_omp): Rewritten.
8289 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
8292 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
8293 with the phrase "Microsoft Windows compilers".
8294 (Push/Pop Macro Pragmas): New subsection. Document
8295 #pragma push_macro and pragma pop_macro.
8297 2008-03-12 Paul Brook <paul@codesourcery.com>
8299 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
8301 2008-03-12 Paul Brook <paul@codesourcery.com>
8303 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
8304 (thumb2_alusi3_short): Exclude PLUS and MINUS.
8305 (thumb2_addsi_shortim): Rename ...
8306 (thumb2_addsi_short): ... to this. Allow register operands.
8307 (thumb2_subsi_short): New pattern.
8308 (thumb2_one_cmplsi2_short,
8309 thumb2_negsi2_short): New patterns and peepholes.
8311 2008-03-12 Paul Brook <paul@codesourcery.com>
8313 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
8315 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
8317 * config/i386/i386.md (int_cond): New code iterator.
8319 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
8320 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
8321 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
8322 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
8323 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
8324 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
8325 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
8326 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
8328 2008-03-12 Paul Brook <paul@codesourcery.com>
8330 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
8331 instead of {arm,thumb}_compute_save_reg_mask.
8332 (output_return_instruction): Ditto.
8333 (thumb_unexpanded_epilogue): Ditto.
8334 (thumb1_expand_prologue): Ditto.
8335 (thumb1_output_function_prologue): Ditto.
8336 (arm_set_return_address): Ditto.
8337 (thumb_set_return_address): Ditto.
8338 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
8339 regs to achieve stack alignment.
8340 (thumb1_compute_save_reg_mask): Fix compiler warning.
8341 (arm_output_epilogue): Use offsets->saved_regs_mask.
8342 Adjust stack pointer by poping call clobered registers.
8343 (arm_expand_prologue): Use offsets->saved_regs_mask.
8344 Adjust stack pointer by pushing extra registers.
8345 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
8347 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
8350 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
8351 conversion to the operands of a multiplication.
8353 2008-03-12 Richard Guenther <rguenther@suse.de>
8355 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
8356 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
8357 * timevar.def (TV_TREE_PHIPROP): Add.
8358 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
8359 pass description. Use TV_TREE_PHIPROP.
8360 * tree-ssa-forwprop.c: Remove phiprop code.
8362 2008-03-12 Jakub Jelinek <jakub@redhat.com>
8365 * omp-low.c (maybe_lookup_decl): Constify first argument.
8366 (use_pointer_for_field): Change last argument from bool to
8367 omp_context *. Disallow shared copy-in/out in nested
8368 parallel if decl is shared in outer parallel too.
8369 (build_outer_var_ref, scan_sharing_clauses,
8370 lower_rec_input_clauses, lower_copyprivate_clauses,
8371 lower_send_clauses, lower_send_shared_vars): Adjust callers.
8373 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
8374 Ira Rosen <irar@il.ibm.com>
8376 * tree-vectorizer.c (free_stmt_vec_info): New function.
8377 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
8378 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
8379 * tree-vectorizer.h (free_stmt_vec_info): Declare.
8380 * tree-vect-transform.c (vectorizable_conversion): Free
8381 vec_oprnds0 if it was allocated.
8382 (vect_permute_store_chain): Remove unused VECs.
8383 (vectorizable_store): Free VECs that are allocated in the..
8385 (vect_transform_strided_load, vectorizable_load): Likewise.
8386 (vect_remove_stores): Simplify the code.
8387 (vect_transform_loop): Move code to vect_remove_stores().
8388 Call vect_remove_stores() and free_stmt_vec_info().
8390 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8392 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
8393 TARGET_HPUX. Revise comment.
8394 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
8395 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
8396 Use sr4 variant of `be' instruction when not generating PIC code.
8397 (attr_length_call): Adjust for above change.
8399 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8401 * ipa-reference.c (static_execute): Remove module_statics_const and
8402 associated setting code.
8404 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8407 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
8408 predicate for operand 1.
8409 (paritysi2_cmp): Use register_operand predicate for operand 2.
8410 Use earlyclobber modifier for operand 1. Remove support for
8412 (paritydi2_cmp): Use register_operand predicate for operand 3.
8413 Use earlyclobber modifier for operand 1. Remove support for
8416 2008-03-11 Paul Brook <paul@codesourcery.com>
8417 Vladimir Prus <vladimir@codesourcery.com>
8419 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
8420 (arm_compute_save_reg0_reg12_mask): Always
8421 check if register 11 must be saved. Always safe hard frame pointer
8422 when frame_pointer_needeed.
8423 (arm_compute_save_reg_mask): Save IP and PC
8424 only with apcs frames.
8425 (arm_output_epilogue): Adjust Thumb2 codepath to
8426 be also invoked and work for ARM non-apcs frames.
8427 (arm_expand_prologue): Don't bother saving IP
8428 for non-apcs frame, since it's not clobbered by
8429 prologue code. Implement non-apcs frame
8432 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8434 PR rtl-optimization/35281
8435 * expr.c (convert_move): Use a new pseudo for the intermediate
8436 from_mode->word_mode result.
8438 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8440 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
8441 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
8442 * toplev.c (compile_file): Don't call it.
8444 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8447 * expr.c (store_expr): Call emit_block_move if the mode
8448 of "temp" RTX is BLKmode.
8450 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8451 Richard Guenther <rguenther@suse.de>
8453 PR tree-optimization/31358
8454 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
8455 the step with a NULL_TREE.
8456 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
8457 to sizetype if type is a pointer type.
8458 (add_candidate_1): Don't convert the base and step to
8459 the generic type if the orginal type is a pointer type.
8460 (add_iv_value_candidates): Use sizetype for the step
8461 if type is a pointer type.
8462 (cand_value_at): Likewise.
8463 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
8465 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
8466 Don't convert the tem affine to the type.
8467 (add_elt_to_tree): Use sizetype for the step if a pointer.
8468 Use POINTER_PLUS_EXPR for pointers.
8469 (aff_combination_to_tree): Use sizetype for the step if a
8472 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
8474 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
8475 Remove commutativity hint.
8477 2008-03-10 Jakub Jelinek <jakub@redhat.com>
8481 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
8482 errorneous type. Check that v is a VAR_DECL.
8485 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
8487 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
8489 PR tree-optimization/35494
8490 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
8491 may be overriden at link and run time.
8493 2008-03-10 Richard Guenther <rguenther@suse.de>
8495 PR tree-optimization/34677
8496 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
8497 (poolify_tree): Likewise.
8498 (modify_expr_template): Likewise.
8499 (poolify_modify_stmt): Likewise.
8500 (insert_fake_stores): Handle all component-ref style stores
8501 in addition to INDIRECT_REF. Also handle complex types.
8502 Do not poolify the inserted load.
8503 (realify_fake_stores): Do not rebuild the tree but only
8504 make it a SSA_NAME copy.
8505 (init_pre): Remove initialzation of modify_expr_template.
8506 Do not allocate modify_expr_node_pool.
8507 (fini_pre): Do not free modify_expr_node_pool.
8509 2008-03-10 Paul Brook <paul@codesourcery.com>
8511 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
8514 2008-03-10 Paul Brook <paul@codesourcery.com>
8515 Mark Shinwell <shinwell@codesourcery.com>
8517 * config/arm/cortex-r4.md: New.
8518 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
8520 * config/arm/arm.md: Include cortex-r4.md.
8521 (insn): Add smmls, sdiv and udiv values.
8522 (generic_sched): Don't use generic scheduling for Cortex-R4.
8523 (arm_issue_rate): New function.
8524 (TARGET_SCHED_ISSUE_RATE): Define.
8526 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
8528 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
8530 2008-03-10 Richard Guenther <rguenther@suse.de>
8532 * tree-ssa-pre.c (get_sccvn_value): Simplify.
8533 (compute_avail): Do not add stmt uses to AVAIL_OUT.
8535 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
8537 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
8538 Set default to true.
8540 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8542 * c.opt (Wsynth): Deprecate.
8543 * doc/invoke.texi (Option Summary, Warning Options): Document
8544 -Wno-format-contains-nul.
8546 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
8549 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
8550 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
8552 2008-03-09 Ira Rosen <irar@il.ibm.com>
8554 * config/rs6000/rs6000.c (builtin_description): Rename vector
8555 left shift operations.
8556 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
8557 (altivec_vsl<VI_char>): Rename to ...
8558 (ashl<mode>3): ... new name.
8559 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
8561 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
8563 2008-03-08 Richard Guenther <rguenther@suse.de>
8565 * coverage.h (tree_coverage_counter_addr): Declare.
8566 * coverage.c (tree_coverage_counter_addr): New function.
8567 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
8569 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
8570 (tree_gen_one_value_profiler): Likewise.
8571 (tree_gen_ic_profiler): Likewise.
8572 (tree_gen_average_profiler): Likewise.
8573 (tree_gen_ior_profiler): Likewise.
8575 2008-03-08 Richard Guenther <rguenther@suse.de>
8577 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
8578 (vn_binary_op_insert): Likewise.
8579 (vn_unary_op_lookup): Likewise.
8580 (vn_unary_op_insert): Likewise.
8581 (vn_nary_op_lookup): Declare.
8582 (vn_nary_op_insert): Likewise.
8583 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
8584 and binary hashes, use a single obstack for unary_op_pool
8586 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
8587 a single struct vn_nary_op_s. Store tree code length and
8588 a variable number of operands.
8589 (struct vn_reference_op_struct): Remove unused op2.
8590 (vn_reference_op_eq): Do not compare op2.
8591 (vn_reference_op_compute_hash): Do not compute hash of op2.
8592 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
8593 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
8594 with vn_nary_op_compute_hash.
8595 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
8596 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
8598 (vn_unary_op_insert, vn_binary_op_insert): Replace with
8600 (visit_unary_op): Call nary functions.
8601 (visit_binary_op): Likewise.
8602 (process_scc): Adjust for struct vn_tables_s changes.
8603 (allocate_vn_table): Likewise.
8604 (free_vn_table): Likewise.
8605 * tree-vn.c (vn_add): Call nary functions.
8606 (vn_lookup): Likewise.
8608 2008-03-08 Jakub Jelinek <jakub@redhat.com>
8611 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
8612 wdst back after sync_compare_and_swapqhi_internal.
8614 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
8617 * config/i386/i386-modes.def (V1DI): New vector mode.
8618 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
8619 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
8620 (MMXMODE248): Ditto.
8621 (MMXMODE): Add V1DI mode.
8622 (mmxvecsize): Change DI mode to V1DI mode.
8623 ("mov<mode>): Use MMXMODEI8 mode iterator.
8624 ("*mov<mode>_internal_rex64"): Ditto.
8625 ("*mov<mode>_internal"): Ditto.
8626 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
8627 ("mmx_sub<mode>3"): Ditto.
8628 ("mmx_adddi3"): Remove insn pattern.
8629 ("mmx_subdi3"): Ditto.
8630 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
8631 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
8632 ("mmx_ashl<mode>3"): Ditto.
8633 ("mmx_lshrdi3"): Remove insn pattern.
8634 ("mmx_ashldi3"): Ditto.
8635 * config/i386/i386.c (classify_argument): Handle V1DImode.
8636 (function_arg_advance_32): Ditto.
8637 (function_arg_32): Ditto.
8638 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
8639 mmx_addv1di3 insn pattern.
8640 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
8641 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
8642 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
8643 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
8644 Remove definitions of built-in functions.
8645 (V1DI_type_node): New node.
8646 (v1di_ftype_v1di_int): Ditto.
8647 (v1di_ftype_v1di_v1di): Ditto.
8648 (v2si_ftype_v2si_si): Ditto.
8649 (v4hi_ftype_v4hi_di): Remove node.
8650 (v2si_ftype_v2si_di): Ditto.
8651 (ix86_init_mmx_sse_builtins): Handle V1DImode.
8652 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
8653 Redefine builtins using def_builtin_const with *_ftype_*_int node.
8654 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
8655 Add new builtins using def_builtin_const.
8656 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
8657 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
8658 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
8659 * config/i386/mmintrin.h (__v1di): New typedef.
8660 (_mm_add_si64): Cast arguments to __v1di type.
8661 (_mm_sub_si64): Ditto.
8662 (_mm_sll_pi16): Cast __count to __v4hi type.
8663 (_mm_sll_pi32): Cast __count to __v2si type.
8664 (_mm_sll_si64): Cast arguments to __v1di type.
8665 (_mm_srl_pi16): Cast __count to __v4hi type.
8666 (_mm_srl_pi32): Cast __count to __v2si type.
8667 (_mm_srl_si64): Cast arguments to __v1di type.
8668 (_mm_sra_pi16): Cast __count to __v4hi type.
8669 (_mm_sra_pi32): Cast __count to __v2si type.
8670 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
8671 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
8672 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
8673 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
8674 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
8675 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
8676 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
8677 (_mm_srai_pi32): Use __builtin_ia32_psradi.
8678 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
8679 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
8680 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
8681 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
8683 2008-03-07 Joseph Myers <joseph@codesourcery.com>
8685 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
8687 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
8690 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
8691 reg+const addressing for Altivec modes. Don't generate reg+reg
8692 addressing for TFmode or TDmode quantities.
8694 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
8696 * c-common.c (vector_types_convertible_p): Call langhook
8697 instead of comptypes.
8699 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8702 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
8703 integral and scalar float variables which have a
8706 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
8708 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
8709 dwarf_register_span hook when emitting unwind information for
8710 register-to-memory saves.
8711 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
8712 (rs6000_frame_related): Remove call to spe_synthesize_frame.
8714 2008-03-06 Jakub Jelinek <jakub@redhat.com>
8716 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
8717 for the same VAR_DECL.
8719 2008-03-06 Tom Tromey <tromey@redhat.com>
8722 * doc/standards.texi (Standards): Don't mention treelang.
8723 * doc/invoke.texi (Overall Options): Don't mention treelang.
8724 * doc/install.texi (Prerequisites): Don't mention bison or
8726 (Configuration): Don't mention treelang.
8727 (Building): Likewise.
8728 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
8730 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
8732 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
8733 word-extractions out of a multi-word object.
8735 2008-03-06 Richard Guenther <rguenther@suse.de>
8737 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
8738 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
8739 result type and precision.
8740 * expr.c (get_inner_reference): Set unsignedp based on the result
8741 type of BIT_FIELD_REF.
8742 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
8743 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
8744 (try_instantiate_multiple_fields): Likewise. Use the correct type
8746 (sra_build_assignment): Likewise.
8747 (sra_build_elt_assignment): Likewise.
8748 (sra_explode_bitfield_assignment): Likewise.
8749 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
8750 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
8751 set BIT_FIELD_REF_UNSIGNED.
8752 (vectorizable_load): Likewise.
8754 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
8756 * cse.c (cse_extended_basic_block): Invalidate artificial defs
8759 2008-03-06 Richard Guenther <rguenther@suse.de>
8761 * alias.c (struct alias_set_entry): Move has_zero_child field
8762 to pack with alias_set.
8764 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
8766 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8769 2008-03-05 Ian Lance Taylor <iant@google.com>
8771 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
8773 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8775 * fwprop.c (update_df): Support width and offset parameters of
8777 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
8778 global_conflicts): Change DF_REF_EXTRACT to either
8779 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8780 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8781 * df-scan.c (df_ref_record, df_defs_record,
8782 df_ref_create_structure, df_def_record_1, df_uses_record,
8783 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
8784 df_bb_refs_collect, df_entry_block_defs_collect,
8785 df_exit_block_uses_collect): Support new width and offset fields.
8786 (ref_extract_pool): New storage pool.
8787 (df_free_ref): New function.
8788 (df_reg_chain_unlink, df_free_collection_rec,
8789 df_sort_and_compress_refs): Call df_free_ref.
8790 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
8792 (df_ref_create_structure): Allocate df_ref_extract if offset and
8793 width fields are used.
8794 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
8795 (df_uses_record): Get offset and width from ZERO_EXTRACT
8797 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
8798 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8799 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8800 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
8801 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8802 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8803 (df_ref_extract): New structure.
8804 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
8805 (df_ref_create): Add width and offset parameters.
8807 2008-03-05 Richard Guenther <rguenther@suse.de>
8809 * tree-ssa-structalias.c (get_constraint_for_component_ref):
8810 Use ranges_overlap_p.
8811 (offset_overlaps_with_access): Rename
8812 to ranges_overlap_p and move ...
8813 * tree-flow-inline.h (ranges_overlap_p): ... here.
8815 * tree.h (get_inner_reference, handled_component_p): Update
8818 * tree.h (record_component_aliases, get_alias_set,
8819 alias_sets_conflict_p, alias_sets_must_conflict_p,
8820 objects_must_conflict_p): Move declarations ...
8821 * alias.h (record_component_aliases, get_alias_set,
8822 alias_sets_conflict_p, alias_sets_must_conflict_p,
8823 objects_must_conflict_p): ... here.
8824 Include coretypes.h.
8825 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
8827 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
8829 * cfg.c: Include tree-flow.h.
8830 (remove_edge_raw): Call redirect_edge_var_map_clear.
8831 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
8832 * tree-flow-inline.h (redirect_edge_var_map_def): New.
8833 (redirect_edge_var_map_result): New.
8834 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
8835 PENDING_STMT use with redirect_edge_var_map_*.
8836 * tree-ssa.c (edge_var_maps): New definition.
8837 (redirect_edge_var_map_add): New.
8838 (redirect_edge_var_map_clear): New.
8839 (redirect_edge_var_map_dup): New.
8840 (redirect_edge_var_map_vector): New.
8841 (redirect_edge_var_map_destroy): New.
8842 (ssa_redirect_edge): Replace PENDING_STMT use with
8843 redirect_edge_var_map_*.
8844 (flush_pending_stmts): Same.
8845 (delete_tree_ssa): Destroy edge var map.
8846 * tree-flow.h (struct _edge_var_map): New.
8847 Define edge_var_map vector type.
8848 Declare redirect_edge_var_map_* prototypes.
8849 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
8850 * tree-cfg.c (reinstall_phi_args): Replace
8851 PENDING_STMT use with redirect_edge_var_map_*.
8853 2008-03-05 Richard Guenther <rguenther@suse.de>
8855 PR tree-optimization/35472
8856 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
8857 whose single use_stmt has a overlapping set of loaded and
8858 stored symbols as that use_stmt might be a noop assignment then.
8860 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
8862 * gthr-rtems.h: Implement __gthread_mutex_destroy.
8864 2008-03-05 Richard Guenther <rguenther@suse.de>
8867 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
8868 should be constants.
8869 * tree-cfg.c (verify_expr): Verify it.
8870 * fold-const.c (fold_truthop): Remove code generating
8871 BIT_FIELD_REFs of structure bases.
8872 (fold_binary): Likewise.
8873 (fold_ternary): Position and size of BIT_FIELD_REFs are
8874 always host integers.
8875 (make_bit_field_ref): Remove.
8876 (optimize_bit_field_compare): Remove.
8877 (all_ones_mask_p): Remove.
8879 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
8882 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
8883 (split_block_and_df_analyze): New. Split basic block and rebuild
8885 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
8887 (split_pattern_seq): Likewise.
8888 (erase_matching_seqs): Likewise.
8889 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
8891 2008-03-04 Geoff Keating <geoffk@apple.com>
8893 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
8894 declaration and code.
8895 (tree_invalid_nonnegative_warnv_p): Likewise.
8897 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8899 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
8900 examples. Truncate option-names then causing overfull hbox.
8902 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8905 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
8907 * configure: Rebuilt.
8909 2008-03-04 Rafael Espindola <espindola@google.com>
8911 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
8912 (tree_unary_nonnegative_warnv_p): New.
8913 (tree_binary_nonnegative_warnv_p): New.
8914 (tree_single_nonnegative_warnv_p): New.
8915 (tree_invalid_nonnegative_warnv_p): New.
8916 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
8918 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8921 * opts.c (handle_option): Postpone 'unknown option' errors only for
8924 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
8927 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
8930 2008-03-04 Rafael Espindola <espindola@google.com>
8932 * fold-const.c (tree_unary_nonzero_warnv_p): New.
8933 (tree_binary_nonzero_warnv_p): New.
8934 (tree_single_nonzero_warnv_p): New.
8935 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
8937 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
8940 * fold-const.c (fold_cond_expr_with_comparison): Prevent
8941 transformations for modes that have signed zeros.
8942 * ifcvt.c (noce_try_abs): Ditto.
8944 2008-03-04 Joseph Myers <joseph@codesourcery.com>
8946 * config/i386/i386.c (override_options): Force
8947 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
8949 2008-03-04 Jan Hubicka <jh@suse.cz>
8952 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
8955 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
8957 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
8958 label to probe the stack.
8960 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
8962 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
8963 (__gthr_win32_mutex_destroy): Declare.
8964 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
8965 __gthr_win32_mutex_destroy.
8966 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
8968 2008-03-03 Jan Hubicka <jh@suse.cz>
8971 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
8972 aggressive on inlining cold calls.
8974 2008-03-03 Richard Guenther <rguenther@suse.de>
8976 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
8977 struct copies into the expression table.
8978 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
8979 (try_to_simplify): Likewise.
8980 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
8981 integral and pointer arguments which do not change the
8982 precision to NOP_EXPRs.
8983 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
8984 VIEW_CONVERT_EXPR case.
8986 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
8988 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
8989 defined in a loop at depth 0 is invariant.
8990 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8991 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
8992 be called at loop depth 0.
8994 2008-03-02 Jakub Jelinek <jakub@redhat.com>
8997 * gcc.c (process_command): Update copyright notice dates.
8998 * gcov.c (print_version): Likewise.
8999 * gcov-dump.c (print_version): Likewise.
9000 * mips-tfile.c (main): Likewise.
9001 * mips-tdump.c (main): Likewise.
9003 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9006 * c-common.c (flag_permissive): Delete.
9007 (constant_expression_warnings): Check flags first.
9008 (constant_expression_error): New.
9009 * c-common.h (flag_permissive): Delete.
9010 (constant_expression_error): Declare.
9011 * flags.h (flag_permissive): Declare. Update description.
9012 * diagnostic.c (pedwarn): Update.
9014 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
9015 (permissive_error_kind): New.
9016 * toplev.c (flag_permissive): Define. Update description.
9017 * toplev.h (permissive_error_kind): Declare.
9018 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
9019 (pedwarn_c90): Use pedantic_warning_kind.
9020 * c-opts.c (c_common_post_options): flag_permissive does not affect
9021 flag_pedantic_errors.
9023 2008-03-02 Joseph Myers <joseph@codesourcery.com>
9025 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
9026 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
9027 __absvsi2, __absvDI2): Use unsigned arithmetic.
9029 2008-03-02 Andi Kleen <ak@suse.de>
9030 Richard Guenther <rguenther@suse.de>
9032 * struct-equiv.c: Remove file.
9033 * cfg_cleanup.c (condjump_equiv_p): Remove.
9034 * Makefile.in (OBJS-common): Remove struct-equiv.o.
9035 (struct-equiv.o): Remove rule.
9036 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
9037 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
9038 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
9040 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9042 * ifcvt.c (noce_process_if_block): Try to handle only the then
9043 block if the else block exists but isn't suitable.
9045 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
9048 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
9049 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
9050 regression from previous patch.
9052 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
9055 * gthr.h: Add __gthread_mutex_destroy as a function that must be
9057 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
9058 * gthr-single.h (__gthread_mutex_destroy): Likewise.
9059 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
9060 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
9061 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
9062 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
9063 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
9064 (__gthread_mutex_destroy_function): Rename to
9065 __gthread_mutex_destroy.
9066 * gthr-dce.h (__gthread_mutex_destroy): Call
9067 pthread_mutex_destroy.
9068 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
9069 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
9070 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
9072 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9074 * df-scan.c (df_ref_chain_change_bb): Simplify.
9075 (df_insn_change_bb): Add new_bb argument. Simplify. Call
9076 set_block_for_insn if there's any change.
9077 * df.h ((df_insn_change_bb): Fix prototype.
9078 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
9079 df_insn_change_bb, don't call set_block_for_insn.
9080 * emit-rtl.c (reorder_insns): Likewise.
9081 * haifa-sched.c (move_insn): Likewise.
9083 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9085 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
9087 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9089 * tree-flow-inline.h (next_readonly_imm_use): Return
9090 NULL_USE_OPERAND_P after the end.
9092 2008-03-01 Richard Guenther <rguenther@suse.de>
9094 PR tree-optimization/35411
9095 * tree-sra.c (sra_build_assignment): Split conversion to
9096 final type to a separate statement if we are not assigning
9099 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9101 * fold-const.c (fold_convertible_p): Correct the logic to follow
9102 that in fold_convert().
9104 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
9107 * tree-inline.c (build_duplicate_type): When we make a
9108 duplicate type, make it unique in the canonical types system.
9110 2008-02-29 Tom Tromey <tromey@redhat.com>
9112 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
9113 input_file_stack_history, input_file_stack_restored): Remove.
9114 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
9115 * input.h (struct file_stack): Remove.
9116 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
9117 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
9119 * diagnostic.h (struct diagnostic_context) <last_module>: Change
9121 (diagnostic_last_module_changed): Add 'map' argument.
9122 (diagnostic_set_last_function): Likewise.
9123 * diagnostic.c (undiagnostic_report_current_module): Iterate using
9124 line map, not input_file_stack.
9125 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
9127 2008-02-29 Paul Brook <paul@codesourcery.com>
9129 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
9131 2008-02-29 Paul Brook <paul@codesourcery.com>
9133 * config/arm/ieee754-df.S (muldf3): Use RET macros.
9135 2008-02-29 Richard Guenther <rguenther@suse.de>
9137 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
9139 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
9140 value for comparing for a store match.
9141 (simplify_unary_expression): Do nothing for SSA_NAMEs.
9142 (try_to_simplify): Do not do a full-blown reference lookup.
9144 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
9146 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
9147 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
9149 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
9151 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
9153 * tree-loop-linear.c (try_interchange_loops): Compare memory access
9154 strides against cache sizes.
9156 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
9158 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
9161 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
9163 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
9164 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
9165 is smaller than the original promoted value.
9166 (simplify_subreg): If OP is a SUBREG, try to preserve its
9167 SUBREG_PROMOTED_VAR_P information.
9169 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
9171 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
9172 (VN_INFO_GET): Allocate new objects on the obstack.
9173 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
9174 for rpo_numbers_temp, for consistency.
9175 (free_scc_vn): Free the obstack.
9177 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
9179 * doc/invoke.texi: Document -ftree-loop-distribution.
9180 * tree-loop-distribution.c: New.
9181 * tree-pass.h (pass_loop_distribution): New.
9182 * graphds.h (struct graph): Add htab_t indices.
9183 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
9184 * tree-vectorizer.c (rename_variables_in_loop): Extern.
9185 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
9186 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
9187 * tree-data-ref.c (debug_data_dependence_relations): New.
9188 (dump_data_dependence_relation): Also print data references.
9189 (free_data_ref): Extern.
9190 (same_access_functions): Moved...
9191 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
9192 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
9193 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
9194 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
9195 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
9196 (stmts_from_loop): Skip LABEL_EXPR.
9197 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
9199 (build_rdg): Initialize rdg->indices htab.
9200 (free_rdg, stores_from_loop, ref_base_address,
9201 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
9202 have_similar_memory_accesses_1, ref_base_address_1,
9203 remove_similar_memory_refs): New.
9204 * tree-data-ref.h: Depend on tree-chrec.h.
9205 (debug_data_dependence_relations, free_data_ref): Declared.
9206 (same_access_functions): ... here.
9207 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
9209 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
9210 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
9211 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
9212 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
9213 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
9214 rdg_vertex_for_stmt): Declared.
9215 (struct rdg_edge): Add level.
9217 (free_rdg, stores_from_loop, remove_similar_memory_refs,
9218 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
9220 (rdg_has_similar_memory_accesses): New.
9221 * tree-vect-analyze.c: Remove unused static decls.
9222 * lambda.h (dependence_level): New.
9223 * common.opt (ftree-loop-distribution): New.
9224 * tree-flow.h (mark_virtual_ops_in_bb,
9225 slpeel_tree_duplicate_loop_to_edge_cfg,
9226 rename_variables_in_loop): Declared.
9227 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
9228 (OBJS-common): Add tree-loop-distribution.o.
9229 (tree-loop-distribution.o): New rule.
9230 * tree-cfg.c (mark_virtual_ops_in_bb): New.
9231 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
9232 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
9234 2008-02-28 Joseph Myers <joseph@codesourcery.com>
9237 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
9238 other than structures and unions.
9240 2008-02-28 Richard Guenther <rguenther@suse.de>
9243 2008-02-26 Richard Guenther <rguenther@suse.de>
9245 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9246 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9247 (lookup_decl_from_uid): Declare.
9248 (remove_decl_from_map): Likewise.
9249 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9250 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9251 (decl_for_uid_map): New global hashtable mapping DECL_UID
9253 (init_ttree): Allocate it.
9254 (insert_decl_to_uid_decl_map): New helper function.
9255 (make_node_stat): Insert new decls into the map.
9256 (copy_node_stat): Likewise.
9257 (lookup_decl_from_uid): New function.
9258 (remove_decl_from_map): Likewise.
9259 (print_decl_for_uid_map_statistics): New helper.
9260 (dump_tree_statistics): Call it.
9262 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9263 (referenced_var_iterator): Adjust.
9264 (FOR_EACH_REFERENCED_VAR): Adjust.
9265 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9266 (num_referenced_vars): Adjust.
9267 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9268 (first_referenced_var): Remove.
9269 (end_referenced_vars_p): Likewise.
9270 (next_referenced_var): Likewise.
9271 (referenced_var_iterator_set): New helper function.
9272 * tree-dfa.c (referenced_var_lookup): Adjust.
9273 (referenced_var_check_and_insert): Likewise.
9274 (remove_referenced_var): Likewise.
9275 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9276 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9277 (verify_call_clobbering): Likewise.
9278 (verify_memory_partitions): Likewise.
9279 (init_tree_ssa): Allocate bitmap instead of hashtable for
9281 (delete_tree_ssa): Adjust.
9282 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9283 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9284 (compute_tag_properties): Likewise.
9285 (set_initial_properties): Likewise.
9286 (find_partition_for): Likewise.
9287 (update_reference_counts): Likewise.
9288 (dump_may_aliases_for): Likewise.
9289 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9290 (add_call_clobber_ops): Likewise.
9291 (add_call_read_ops): Likewise.
9292 (get_asm_expr_operands): Likewise.
9293 * tree-into-ssa.c (dump_decl_set): Likewise.
9294 (update_ssa): Likewise.
9295 * tree-sra.c (scan_function): Likewise.
9296 (decide_instantiations): Likewise.
9297 (scalarize_parms): Likewise.
9298 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9299 (dsa_named_for): Likewise.
9300 * tree-ssa-structalias.c (update_alias_info): Likewise.
9301 (merge_smts_into): Likewise.
9303 2008-02-27 David Daney <ddaney@avtrex.com>
9306 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
9307 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
9308 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
9309 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
9310 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
9312 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
9315 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
9316 (BUILT_IN_NEXTTOWARD): Remove.
9317 (BUILT_IN_NEXTTOWARDF): Ditto.
9318 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
9319 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
9321 2008-02-27 Tom Tromey <tromey@redhat.com>
9323 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
9324 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
9326 2008-02-27 Jan Beulich <jbeulich@novell.com>
9328 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
9329 update the respective field on newdecl.
9331 2008-02-27 Revital Eres <eres@il.ibm.com>
9333 PR rtl-optimization/34999
9334 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
9335 crossing edges that ends with a call insn.
9336 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
9337 call insn and clear the EDGE_CROSSING flag of the crossing edge
9338 when fixing fallthru edges.
9340 2008-02-27 Richard Guenther <rguenther@suse.de>
9343 * fold-const.c (fold_unary): Return the correct argument,
9344 converted to the result type.
9346 2008-02-27 Richard Guenther <rguenther@suse.de>
9349 * expr.c (expand_expr_real_1): Assert on rotates that operate
9351 * fold-const.c (fold_binary): Use the types precision, not the
9352 bitsize of the mode if folding rotate expressions. Build rotates
9353 only for full modes.
9355 2008-02-27 Jakub Jelinek <jakub@redhat.com>
9357 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
9359 * c-pragma.c (pragma_ns_name): New typedef.
9360 (registered_pp_pragmas): New variable.
9361 (c_pp_lookup_pragma): New function.
9362 (c_register_pragma_1): If flag_preprocess_only, do nothing
9363 for non-expanded pragmas, for expanded ones push pragma's
9364 namespace and name into registered_pp_pragmas vector.
9365 (c_invoke_pragma_handler): Register OpenMP pragmas even when
9366 flag_preprocess_only, don't register GCC pch_preprocess
9367 pragma if flag_preprocess_only.
9368 * c-opts.c (c_common_init): Call init_pragma even if
9369 flag_preprocess_only.
9370 * c-pragma.c (c_pp_lookup_pragma): New prototype.
9371 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
9372 cpp_register_pragma if flag_preprocess_only.
9374 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9377 * c-parser.c (c_parser_translation_unit): Warn for empty
9378 translation unit, not empty source file.
9380 2008-02-26 Paul Brook <paul@codesourcery.com>
9382 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
9383 operand for Thumb-2.
9384 * config/arm/arm.h (reg_class): Add CORE_REGS.
9385 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
9386 (BASE_REG_CLASS): Use CORE_REGS.
9387 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
9388 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
9389 (REGNO_OK_FOR_INDEX_P): Exclude SP.
9390 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
9391 ARM_REGNO_OK_FOR_INDEX_P.
9392 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
9393 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
9394 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
9395 (ldm/stm peepholes): Ditto.
9396 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
9397 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
9398 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
9399 * config/arm/constraints.md: Enable "k" constraint on ARM.
9401 2008-02-27 Ben Elliston <bje@au.ibm.com>
9403 * config/rs6000/rs6000.c: Annotate cache line size field in all
9404 instances of struct processor_costs.
9406 2008-02-26 David Edelsohn <edelsohn@gnu.org>
9408 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
9409 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
9410 jump_bypass): New counters.
9411 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
9412 * dce.c (gate_ud_dce): Same.
9413 (gate_fast_dce): Same.
9414 * dse.c (gate_dse1): New function.
9415 (gate_dse2): New function.
9416 (gate_dse): Merge results of new gate functions.
9417 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
9418 (gate_handle_jump_bypass): Add dbg_cnt.
9419 (gate_handle_gcse): Add dbg_cnt.
9420 * ifcvt.c (gate_handle_if_conversion): Same.
9421 (gate_handle_if_after_combine): Same.
9422 (gate_handle_if_after_reload): Same.
9423 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
9425 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
9427 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
9429 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
9431 2008-02-26 Jason Merrill <jason@redhat.com>
9434 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
9435 alone if it's the naming decl for the type's main variant.
9437 2008-02-26 Tom Tromey <tromey@redhat.com>
9439 * system.h (USE_MAPPED_LOCATION): Poison.
9440 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
9441 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
9442 (make_goto_expr_edges): Likewise.
9443 (remove_bb): Likewise.
9444 (execute_warn_function_return): Likewise.
9445 * basic-block.h (struct edge_def) <goto_locus>: Change type to
9447 * c-common.c (fname_decl): Remove old location code.
9448 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
9450 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
9452 (ASM_INPUT_SOURCE_LOCATION): Likewise.
9453 (gen_rtx_ASM_INPUT): Likewise.
9454 (gen_rtx_ASM_INPUT_loc): Likewise.
9455 (get_rtx_asm_OPERANDS): Remove.
9456 * cfglayout.c (insn_locators_alloc): Remove old location code.
9457 (set_curr_insn_source_location): Likewise.
9458 (curr_insn_locator): Likewise.
9459 * print-tree.c (print_node): Remove old location code.
9460 * tree-mudflap.c (mf_varname_tree): Remove old location code.
9461 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
9462 * cfgexpand.c (expand_gimple_cond_expr): Don't use
9463 location_from_locus.
9464 (construct_exit_block): Remove old location code.
9465 * emit-rtl.c (force_next_line_note): Remove old location code.
9466 * profile.c (branch_prob): Remove old location code.
9467 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
9468 LOC_LINE): Remove old-location variants.
9469 * langhooks.c (lhd_print_error_function): Remove old location
9471 * configure, config.in: Rebuilt.
9472 * configure.ac (--enable-mapped-location): Remove.
9473 * c-decl.c (c_init_decl_processing): Remove old location code.
9474 (finish_function): Likewise.
9475 * recog.c (decode_asm_operands): Remove old location code.
9476 * c-pch.c (c_common_read_pch): Remove old location code.
9477 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
9479 * gimple-low.c (lower_function_body): Remove old location code.
9480 * toplev.c (unknown_location): Remove.
9481 (push_srcloc): Remove old-location variant.
9482 (process_options): Remove old location code.
9483 (lang_dependent_init): Likewise.
9484 * input.h (UNKNOWN_LOCATION): Move definition.
9485 (location_t): Undeprecate.
9486 (source_locus): Remove.
9487 (location_from_locus): Remove.
9488 (struct location_s): Remove.
9489 Remove all old-location code.
9490 (input_line, input_filename): Remove.
9491 * final.c (final_scan_insn): Remove old location code.
9492 * diagnostic.c (diagnostic_build_prefix): Remove
9493 USE_MAPPED_LOCATION test.
9494 * tree.h (gimple_stmt) <locus>: Now a location_t.
9495 (tree_exp) <locus>: Likewise.
9496 (DECL_IS_BUILTIN): Remove old-location variant.
9497 (annotate_with_file_line, annotate_with_locus): Likewise.
9498 (expr_locus, set_expr_locus): Update.
9499 * tree.c (build1_stat): Remove old location code.
9500 (last_annotated_node): Remove.
9501 (annotate_with_file_line): Remove old-location variant.
9502 (annotate_with_locus): Likewise.
9503 (expr_location): Remove old location code.
9504 (set_expr_location): Likewise.
9505 (expr_has_location): Likewise.
9506 (expr_locus): Likewise.
9507 (set_expr_locus): Likewise.
9508 (expr_filename): Don't use location_from_locus.
9509 (expr_lineno): Likewise.
9510 * rtl-error.c (location_for_asm): Remove old location code.
9511 * c-lex.c (cb_line_change): Remove old location code.
9512 (fe_file_change): Likewise.
9513 (cb_def_pragma): Likewise.
9514 (c_lex_with_flags): Likewise.
9515 * gengtype.c (do_typedef): Don't special-case location types.
9516 (define_location_structures): Remove.
9517 (main): Don't call define_location_structures.
9518 * tree-pretty-print.c (dump_implicit_edges): Remove old location
9521 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9524 * builtins.def (BUILT_IN_STDARG_START): Remove.
9525 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
9526 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9527 * tree-inline.c (inline_forbidden_p_1): Likewise.
9529 2008-02-26 Richard Guenther <rguenther@suse.de>
9531 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9532 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9533 (lookup_decl_from_uid): Declare.
9534 (remove_decl_from_map): Likewise.
9535 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9536 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9537 (decl_for_uid_map): New global hashtable mapping DECL_UID
9539 (init_ttree): Allocate it.
9540 (insert_decl_to_uid_decl_map): New helper function.
9541 (make_node_stat): Insert new decls into the map.
9542 (copy_node_stat): Likewise.
9543 (lookup_decl_from_uid): New function.
9544 (remove_decl_from_map): Likewise.
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 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9592 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
9593 * c-opts.c (c_common_handle_option): Wall enables
9594 Wvolatile-register-var.
9595 * common.opt: Move Wvolatile-register-var to...
9598 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9600 * common.opt (Wlarger-than=): New.
9601 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
9603 * opts.c (common_handle_option): Handle -Wlarger-than=.
9604 * optc-gen.awk: Likewise.
9605 * opth-gen.awk: Likewise.
9606 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
9607 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9609 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9611 * c-common.c (match_case_to_enum_1): Add appropriate
9612 OPT_W* parameter to warning.
9613 (c_do_switch_warnings): Likewise.
9614 * c-typeck.c (warning_init): Add one more parameter following
9616 (push_init_level): Update call to warning_init.
9617 (pop_init_level): Likewise.
9618 (add_pending_init): Likewise.
9619 (output_init_element: Likewise.
9621 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9624 * toplev.c (toplev_main): If there are warnings or error, print
9625 errors for ignored options.
9626 * opts.c (ignored_options): New static variable.
9627 (postpone_unknown_option_error): New.
9628 (print_ignored_options): New.
9629 (handle_option): Postpone errors for unknown -Wno-* options.
9630 * opts.h (print_ignored_options): Declare.
9632 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
9634 * config/mips/mips.md (loadgp_blockage, blockage): Change type
9637 2008-02-25 Richard Guenther <rguenther@suse.de>
9640 2008-02-25 Richard Guenther <rguenther@suse.de>
9642 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9643 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9644 (lookup_decl_from_uid): Declare.
9645 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9646 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9647 (decl_for_uid_map): New global hashtable mapping DECL_UID
9649 (init_ttree): Allocate it.
9650 (insert_decl_to_uid_decl_map): New helper function.
9651 (make_node_stat): Insert new decls into the map.
9652 (copy_node_stat): Likewise.
9653 (lookup_decl_from_uid): New function.
9654 (print_decl_for_uid_map_statistics): New helper.
9655 (dump_tree_statistics): Call it.
9657 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9658 (referenced_var_iterator): Adjust.
9659 (FOR_EACH_REFERENCED_VAR): Adjust.
9660 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9661 (num_referenced_vars): Adjust.
9662 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9663 (first_referenced_var): Remove.
9664 (end_referenced_vars_p): Likewise.
9665 (next_referenced_var): Likewise.
9666 (referenced_var_iterator_set): New helper function.
9667 * tree-dfa.c (referenced_var_lookup): Adjust.
9668 (referenced_var_check_and_insert): Likewise.
9669 (remove_referenced_var): Likewise.
9670 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9671 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9672 (verify_call_clobbering): Likewise.
9673 (verify_memory_partitions): Likewise.
9674 (init_tree_ssa): Allocate bitmap instead of hashtable for
9676 (delete_tree_ssa): Adjust.
9677 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9678 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9679 (compute_tag_properties): Likewise.
9680 (set_initial_properties): Likewise.
9681 (find_partition_for): Likewise.
9682 (update_reference_counts): Likewise.
9683 (dump_may_aliases_for): Likewise.
9684 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9685 (add_call_clobber_ops): Likewise.
9686 (add_call_read_ops): Likewise.
9687 (get_asm_expr_operands): Likewise.
9688 * tree-into-ssa.c (dump_decl_set): Likewise.
9689 (update_ssa): Likewise.
9690 * tree-sra.c (scan_function): Likewise.
9691 (decide_instantiations): Likewise.
9692 (scalarize_parms): Likewise.
9693 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9694 (dsa_named_for): Likewise.
9695 * tree-ssa-structalias.c (update_alias_info): Likewise.
9696 (merge_smts_into): Likewise.
9698 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9701 * doc/invoke.texi (-fcx-limited-range): Document new option.
9702 * toplev.c (process_options): Handle -fcx-fortran-rules.
9703 * common.opt: Add documentation for -fcx-fortran-rules.
9705 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9708 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
9709 actual behaviour and C99.
9711 2008-02-26 Ben Elliston <bje@au.ibm.com>
9713 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
9714 (ASM_CPU_POWER6_SPEC): Likewise.
9715 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
9716 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
9717 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
9719 2008-02-25 Richard Guenther <rguenther@suse.de>
9721 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9722 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9723 (lookup_decl_from_uid): Declare.
9724 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9725 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9726 (decl_for_uid_map): New global hashtable mapping DECL_UID
9728 (init_ttree): Allocate it.
9729 (insert_decl_to_uid_decl_map): New helper function.
9730 (make_node_stat): Insert new decls into the map.
9731 (copy_node_stat): Likewise.
9732 (lookup_decl_from_uid): New function.
9733 (print_decl_for_uid_map_statistics): New helper.
9734 (dump_tree_statistics): Call it.
9736 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9737 (referenced_var_iterator): Adjust.
9738 (FOR_EACH_REFERENCED_VAR): Adjust.
9739 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9740 (num_referenced_vars): Adjust.
9741 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9742 (first_referenced_var): Remove.
9743 (end_referenced_vars_p): Likewise.
9744 (next_referenced_var): Likewise.
9745 (referenced_var_iterator_set): New helper function.
9746 * tree-dfa.c (referenced_var_lookup): Adjust.
9747 (referenced_var_check_and_insert): Likewise.
9748 (remove_referenced_var): Likewise.
9749 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9750 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9751 (verify_call_clobbering): Likewise.
9752 (verify_memory_partitions): Likewise.
9753 (init_tree_ssa): Allocate bitmap instead of hashtable for
9755 (delete_tree_ssa): Adjust.
9756 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9757 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9758 (compute_tag_properties): Likewise.
9759 (set_initial_properties): Likewise.
9760 (find_partition_for): Likewise.
9761 (update_reference_counts): Likewise.
9762 (dump_may_aliases_for): Likewise.
9763 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9764 (add_call_clobber_ops): Likewise.
9765 (add_call_read_ops): Likewise.
9766 (get_asm_expr_operands): Likewise.
9767 * tree-into-ssa.c (dump_decl_set): Likewise.
9768 (update_ssa): Likewise.
9769 * tree-sra.c (scan_function): Likewise.
9770 (decide_instantiations): Likewise.
9771 (scalarize_parms): Likewise.
9772 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9773 (dsa_named_for): Likewise.
9774 * tree-ssa-structalias.c (update_alias_info): Likewise.
9775 (merge_smts_into): Likewise.
9777 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
9780 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
9781 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
9782 * alias.h (nonoverlapping_memrefs_p): Likewise.
9784 2008-02-25 Jan Beulich <jbeulich@novell.com>
9786 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
9787 * config/i386/netware-libgcc.exp: Add __bswap?i2,
9788 __emultls_get_address, __emultls_register_common,
9789 __floatundi?f, and _Unwind_GetIPInfo.
9790 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
9791 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
9792 (gen_regparm_prefix): Likewise.
9793 (i386_nlm_encode_section_info): Sync with
9794 config/i386/winnt.c:i386_pe_encode_section_info().
9795 (i386_nlm_maybe_mangle_decl_assembler_name): New.
9796 i386_nlm_mangle_decl_assembler_name): New.
9797 (netware_override_options): New.
9798 * config/i386/netware.h (netware_override_options): Declare.
9799 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
9800 (i386_nlm_mangle_decl_assembler_name): Declare.
9801 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
9803 2008-02-25 Ben Elliston <bje@au.ibm.com>
9806 * c-decl.c (grokdeclarator): Remove unused local variables
9807 `typedef_type' and `type_as_written'.
9809 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
9810 unused local variable `has_hot_blocks'.
9811 (fix_crossing_conditional_branches): Remove unused local variable
9814 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
9817 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
9818 using DEF_C99_BUILTIN.
9819 (BUILT_IN_NANF): Ditto.
9820 (BUILT_IN_NANL): Ditto.
9822 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
9823 Revital Eres <eres@il.ibm.com>
9825 * modulo-sched.c (calculate_must_precede_follow): Address TODO
9826 regarding the order of two dependent insns in the same row.
9828 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
9830 * stor-layout.c (layout_decl): Do not bump the alignment of a
9831 bit-field to more than byte alignment if it is packed.
9833 2008-02-24 David Edelsohn <edelsohn@gnu.org>
9835 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
9838 2008-02-24 Diego Novillo <dnovillo@google.com>
9840 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
9843 * tree-vrp.c (vrp_evaluate_conditional): With
9844 -Wtype-limits, emit a warning when comparing against a
9845 constant outside the natural range of OP0's type.
9846 * c.opt (Wtype-limits): Move ...
9847 * common.opt (Wtype-limits): ... here.
9849 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
9851 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
9852 * config/rs6000/e300c2c3.md: New file.
9853 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9855 (rs6000_override_options): Add e300c2 and e300c3 cases to
9856 processor_target_table. Do not allow usage of Altivec or Spe
9857 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
9858 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
9859 * config/rs6000/rs6000.h (processor_type): Add
9860 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
9861 (ASM_CPU_SPEC): Add e300c2 and e300c3.
9862 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
9863 and ppce300c3. Include e300c2c3.md.
9865 2008-02-23 David Edelsohn <edelsohn@gnu.org>
9867 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
9868 instead of TARGET_STRICT_ALIGN.
9870 2008-02-23 Joseph Myers <joseph@codesourcery.com>
9872 * explow.c (memory_address): Assert that the generated address is
9875 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9878 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
9879 * config/darwin-ppc-ldouble-patch.def: New file.
9880 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
9881 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
9882 SUBTARGET_INIT_BUILTINS if defined.
9883 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
9886 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
9889 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
9890 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
9892 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
9895 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
9896 file" warning condtional on -Winvalid-PCH.
9898 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
9900 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
9902 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
9906 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
9907 prevent reload from using MMX registers.
9908 (*mov<mode>_internal): Ditto.
9909 (*movv2sf_internal_rex64): Ditto.
9910 (*movv2sf_internal): Ditto.
9912 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9914 PR documentation/31569
9915 * doc/install.texi2html: Use makeinfo --no-number-sections.
9917 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9919 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
9920 ensure that we can address an entire entity > 8 bytes. Don't
9921 generate reg+reg addressing for such data.
9923 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9925 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
9926 strings when optimizing for size, unless the target cares about
9929 2008-02-22 Tom Tromey <tromey@redhat.com>
9931 * regclass.c (current_pass): Remove declaration.
9933 2008-02-22 Anatoly Sokolov <aesok@post.ru>
9935 * config/avr/libgcc.S (__RAMPZ__): Define.
9936 (__do_copy_data): Add for devices with 128KB code memory.
9938 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9940 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9942 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
9944 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
9946 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
9949 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9952 * c-typeck.c (build_binary_op): Warn about floating point
9953 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
9955 2008-02-21 Janis Johnson <janis187@us.ibm.com>
9958 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
9959 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
9961 (rs6000_override_options): Set altivec_abi as default, not override,
9962 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
9963 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
9964 is used; use new member spe_abi.
9965 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
9966 spe_abi and altivec_abi.
9968 2008-02-22 Tomas Bily <tbily@suse.cz>
9970 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
9972 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9975 * config.build (build_file_translate): Set to `CMD //c' only if
9977 * Makefile.in (build_file_translate): Improve comment.
9979 2008-02-21 Jan Hubicka <jh@suse.cz>
9981 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
9982 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
9983 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
9985 2008-02-21 Michael Matz <matz@suse.de>
9988 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
9990 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
9992 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
9993 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
9995 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
9996 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
9997 SSE_VEC_FLOAT_MODE_P as insn constraint.
9998 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
9999 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
10000 sse4a_movntdf using MODEF mode iterator.
10001 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
10002 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
10003 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
10004 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
10005 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
10006 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
10007 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
10009 2008-02-21 Richard Guenther <rguenther@suse.de>
10011 * tree.def (PAREN_EXPR): New tree code.
10012 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
10014 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
10015 * expr.c (expand_expr_real_1): Likewise.
10016 * tree-inline.c (estimate_num_insns_1): Likewise.
10017 * tree-complex.c (expand_complex_move): Likewise.
10018 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
10021 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
10024 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
10026 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
10029 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
10031 * config/sh/sh.c (find_barrier): Don't go past
10032 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
10034 2008-02-20 DJ Delorie <dj@redhat.com>
10036 * config/h8300/h8300.md (insv): Force source operand to be a register.
10038 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
10039 as a jump, not as a plain insn.
10041 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
10043 * doc/invoke.texi (Warning Options): Add new option
10044 -Wframe-larger-than=.
10045 (-Wframe-larger-than): Document.
10047 * flags.h (warn_frame_larger_than, frame_larger_than_size):
10048 Add declarations for new option variables.
10050 * final.c (final_start_function): Check the frame size
10051 before emission and issue a Wframe-larger-than warning.
10053 * opts.c (warn_frame_larger_than, frame_larger_than_size):
10054 Add definitions for new option variables.
10055 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
10057 * common.opt (Wframe-larger-than=): New option.
10059 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
10061 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
10062 (<sse>_div<mode>3): Ditto.
10063 (<sse>_vmdiv<mode>3): Ditto.
10064 (<sse>_vmsqrt<mode>2): Ditto.
10065 (*smax<mode>3): Ditto.
10066 (sse5_frcz<mode>2): Ditto.
10067 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
10068 as insn constraint.
10070 2008-02-20 Richard Guenther <rguenther@suse.de>
10072 PR middle-end/35265
10073 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
10074 be happy with INTEGRAL_TYPE_P.
10076 2008-02-20 Richard Guenther <rguenther@suse.de>
10078 * fold-const.c (split_tree): Associate floatig-point expressions
10079 if flag_associative_math is set.
10081 2008-02-20 Richard Guenther <rguenther@suse.de>
10083 * tree.h (fold_real_zero_addition_p): Declare.
10084 * fold-const.c (fold_real_zero_addition_p): Export.
10085 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
10086 floating-point operations with zero and one.
10088 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
10090 * doc/install.texi: Correct references to CFLAGS, replacing them
10091 with BOOT_CFLAGS. Document flags used during bootstrap for
10094 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
10096 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
10097 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
10098 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
10100 (smin<mode>3): Ditto from similar patterns.
10101 (smax<mode>3): Ditto.
10102 (*ieee_smin<mode>3): Ditto.
10103 (*ieee_smax<mode>3): Ditto.
10104 * config/i386/sse.md (sse): New mode attribute.
10105 (mov<mode>): Macroize expander from movv4sf and movv2df using
10106 SSEMODEF2P mode iterator.
10107 (<sse>_movnt<mode>): Ditto from similar patterns. Use
10108 SSE_VEC_FLOAT_MODE_P as insn constraint.
10109 (storent<mode>): Ditto.
10110 (storent<mode>): Macroize expander from storentsf and storentdf using
10111 MODEF mode iterator.
10112 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
10113 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
10114 (abs<mode>2): Ditto from similar patterns.
10115 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
10116 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
10117 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
10118 (<sse>_vmsqrt<mode>2): Ditto.
10119 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
10120 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
10121 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
10122 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
10123 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
10124 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
10125 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
10127 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
10128 iterator and SSE_FLOAT_MODE_P as insn constraint.
10129 (<sse>_ucomi): Ditto from similar patterns.
10130 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
10131 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
10132 SSE_VEC_FLOAT_MODE_P as insn constraint.
10133 (vcond<mode>): Ditto from similar patterns.
10134 (and<mode>3, *and<mode>3): Ditto.
10135 (<sse>_nand<mode>3): Ditto.
10136 (ior<mode>3, *ior<mode>3): Ditto.
10137 (xor<mode>3, *xor<mode>3): Ditto.
10138 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
10139 iterator and SSE_FLOAT_MODE_P as insn constraint.
10140 (*nand<mode>3): Ditto from similar patterns.
10141 (*ior<mode>3): Ditto.
10142 (*xor<mode>3): Ditto.
10144 2008-02-20 Ira Rosen <irar@il.ibm.com>
10146 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
10147 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
10148 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
10150 2008-02-19 Jan Hubicka <jh@suse.cz>
10152 * predict.c (tree_bb_level_predictions): Remove variable next
10153 mistakely introduced by previous commit.
10155 2008-02-19 Jan Hubicka <jh@suse.cz>
10157 * predict.c (predict_paths_leading_to): Rewrite.
10158 (predict_paths_for_bb): New.
10159 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
10161 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10164 * Makefile.in (build_file_translate): New.
10165 (gcc-vers.texi): Use it for translating $(abs_srcdir).
10166 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
10167 * configure.ac (build_file_translate): Substitute it.
10168 * configure: Regenerate.
10170 2008-02-19 Jan Hubicka <jh@suse.cz>
10172 PR rtl-optimization/34408
10173 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
10176 2008-02-19 Jan Hubicka <jh@suse.cz>
10178 PR middle-end/28779
10179 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
10182 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
10185 * config/i386/i386-modes.def: Revert the last DI alignment
10186 change until Ada people can look into it.
10188 2008-02-19 Nick Clifton <nickc@redhat.com>
10190 * opts.c (print_specific_help): Fix typo in --help text.
10192 2008-02-19 Jakub Jelinek <jakub@redhat.com>
10195 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
10196 32-bit inline asm without asm alternatives for host GCC < 3.0.
10198 2008-02-19 Richard Guenther <rguenther@suse.de>
10200 PR tree-optimization/34989
10201 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
10202 Allow propagation to INDIRECT_REF if we can simplify only.
10204 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10206 * c-common.c (warn_for_collisions_1): Use appropriate option when
10209 2008-02-19 Nick Clifton <nickc@redhat.com>
10212 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
10213 (handle_options): Fix indentation.
10214 (print_filtered_help): If no language-specific options were
10215 displayed tell the user how to list all the options supported by
10216 the language's front-end.
10217 (print_specific_help): Fix indentation and remove duplicate line.
10218 (common_handle_option): Handle the -v option.
10219 For --help enable the display of undocumented options if the -v
10220 switch has been included on the command line.
10221 For --help= check for overlaps in the arguments between the option
10222 classes and the language names and issue a warning when they
10223 cannot be disambiguated.
10224 * c.opt (v): Pass on to the common option handler.
10226 2008-02-19 Revital Eres <eres@il.ibm.com>
10228 * modulo-sched.c (sms_schedule): Change dump message when
10229 create_ddg function fails.
10230 (try_scheduling_node_in_cycle): Rename row to cycle.
10231 (print_partial_schedule): Rename CYCLE to ROW.
10233 2008-02-19 Christian Bruel <christian.bruel@st.com>
10234 Zdenek Dvorak <ook@ucw.cz>
10236 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
10238 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
10241 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
10242 (*x86_movdicc_0_m1_se): Ditto.
10244 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
10246 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
10247 (CMPtype): Define as __gcc_CMPtype.
10248 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
10249 (CMPtype): Define as __gcc_CMPtype.
10251 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
10253 Support valgrind 3.3 for --enable-checking=valgrind.
10254 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
10256 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
10257 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
10258 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
10259 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
10260 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
10261 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
10262 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
10264 * ggc-zone.c: Similar.
10265 * ggc-page.c: Similar.
10267 2008-02-19 Paul Brook <paul@codesourcery.com>
10270 * config/arm/ieee754-df.S: Fix do_it typo.
10271 * config/arm/ieee754-sf.S: Fix do_it typo.
10273 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
10276 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
10277 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
10278 (OPTION_MASK_ISA_SSE_SET): Likewise.
10279 (OPTION_MASK_ISA_SSE2_SET): Likewise.
10280 (OPTION_MASK_ISA_SSE3_SET): Likewise.
10281 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
10282 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
10283 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
10284 (OPTION_MASK_ISA_SSE4_SET): Likewise.
10285 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
10286 (OPTION_MASK_ISA_SSE5_SET): Likewise.
10287 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
10288 (OPTION_MASK_ISA_MMX_UNSET): Updated.
10289 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
10290 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
10291 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
10292 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
10293 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
10294 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
10295 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
10296 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
10297 (OPTION_MASK_ISA_SSE4): Removed.
10298 (ix86_handle_option): Turn on bits in ix86_isa_flags and
10299 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
10300 (override_options): Don't turn on implied SSE/MMX bits in
10303 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
10305 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10308 2008-02-18 Joey Ye <joey.ye@intel.com>
10310 PR middle-end/34921
10311 * tree-nested.c (insert_field_into_struct): Set type alignment
10312 to field alignment if the former is less than the latter.
10314 2008-02-18 Jakub Jelinek <jakub@redhat.com>
10316 * BASE-VER: Set to 4.4.0.
10318 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10320 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
10321 * doc/cfg.texi: Likewise.
10322 * doc/extend.texi: Likewise.
10323 * doc/gty.texi: Likewise.
10324 * doc/invoke.texi: Likewise.
10325 * doc/loop.texi: Likewise.
10326 * doc/md.texi: Likewise.
10327 * doc/passes.texi: Likewise.
10328 * doc/rtl.texi: Likewise.
10329 * doc/sourcebuild.texi: Likewise.
10330 * doc/tm.texi: Likewise.
10331 * doc/tree-ssa.texi: Likewise.
10333 2008-02-17 Richard Guenther <rguenther@suse.de>
10335 PR middle-end/35227
10336 * tree-complex.c (init_parameter_lattice_values): Handle parameters
10337 without default definition.
10339 2008-02-17 Richard Guenther <rguenther@suse.de>
10341 PR tree-optimization/35231
10342 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
10345 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
10348 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10349 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
10350 libgcc_cmp_return mode.
10352 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10355 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
10357 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
10359 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
10362 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10364 * doc/c-tree.texi: Use `@.' where appropriate.
10365 * doc/extend.texi: Likewise.
10366 * doc/install.texi: Likewise.
10367 * doc/invoke.texi: Likewise.
10368 * doc/loop.texi: Likewise.
10369 * doc/makefile.texi: Likewise.
10370 * doc/md.texi: Likewise.
10371 * doc/passes.texi: Likewise.
10372 * doc/standards.texi: Likewise.
10373 * doc/tm.texi: Likewise.
10375 2008-02-15 Jakub Jelinek <jakub@redhat.com>
10377 PR middle-end/35196
10378 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
10380 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
10381 rather than in entry_bb.
10383 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10385 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
10386 libgcc_cmp_return mode.
10388 2008-02-15 Jakub Jelinek <jakub@redhat.com>
10390 PR middle-end/35130
10391 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
10392 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
10394 2008-02-15 Richard Guenther <rguenther@suse.de>
10395 Zdenek Dvorak <ook@ucw.cz>
10397 PR tree-optimization/35164
10398 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
10399 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
10400 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
10401 Only propagate addresses which do not have abnormal SSA_NAMEs
10404 2008-02-15 Joseph Myers <joseph@codesourcery.com>
10407 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
10409 2008-02-15 Jan Hubicka <jh@suse.cz>
10411 PR middle-end/35149
10412 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
10414 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10416 PR middle-end/34621
10417 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
10418 when calculating alignment_pad.
10420 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10422 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
10423 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
10424 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
10425 and STACK_BOUNDARY define.
10427 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
10429 PR preprocessor/35061
10430 * c-pragma.c (handle_pragma_pop_macro): Check that
10431 pushed_macro_table has been allocated.
10433 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
10435 PR middle-end/35136
10436 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
10437 (force_gimple_operand): Likewise.
10438 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
10439 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
10440 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
10441 (find_interesting_uses_address): Check addressability and alignment
10442 of the base expression only after substituting bases of IVs into it.
10444 2008-02-14 Michael Matz <matz@suse.de>
10447 * function.c (instantiate_virtual_regs_in_insn): Reload address
10448 before falling back to reloading the whole operand.
10450 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
10452 * config/s390/s390.c (s390_mainpool_start): Emit the pool
10453 before the first section switch note.
10455 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10457 * doc/bugreport.texi: Update copyright years.
10458 * doc/c-tree.texi: Likewise.
10459 * doc/cfg.texi: Likewise.
10460 * doc/cpp.texi: Likewise.
10461 * doc/cppinternals.texi: Likewise.
10462 * doc/fragments.texi: Likewise.
10463 * doc/frontends.texi: Likewise.
10464 * doc/gcc.texi: Likewise.
10465 * doc/gty.texi: Likewise.
10466 * doc/hostconfig.texi: Likewise.
10467 * doc/implement-c.texi: Likewise.
10468 * doc/libgcc.texi: Likewise.
10469 * doc/loop.texi: Likewise.
10470 * doc/makefile.texi: Likewise.
10471 * doc/options.texi: Likewise.
10472 * doc/passes.texi: Likewise.
10473 * doc/rtl.texi: Likewise.
10474 * doc/sourcebuild.texi: Likewise.
10475 * doc/standards.texi: Likewise.
10476 * doc/tree-ssa.texi: Likewise.
10477 * doc/trouble.texi: Likewise.
10479 * doc/extend.texi: Use @: or add comma where appropriate.
10480 * doc/invoke.texi: Likewise.
10481 * doc/tm.texi: Likewise.
10483 2008-02-14 Alan Modra <amodra@bigpond.net.au>
10486 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
10489 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
10491 * doc/md.texi (clz, ctz): Add reference.
10492 * doc/rtl.texi (clz, ctz): Likewise.
10494 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10497 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
10500 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
10502 * config/s390/s390.c (struct constant_pool): New field
10503 emit_pool_after added.
10504 (s390_mainpool_start): Set the emit_pool_after flag according
10505 to the section switch notes.
10506 (s390_mainpool_finish): Consider emit_pool_after when emitting
10507 the literal pool at the end of the function.
10508 (s390_chunkify_start): Force literal pool splits at section
10511 2008-02-13 Michael Matz <matz@suse.de>
10514 * var-tracking.c (clobber_variable_part): Correctly traverse the
10517 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10520 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
10521 Add -fdump-ipa-inline.
10522 * tree-dump.c (dump_files): Remove tree-inlined dump.
10523 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
10525 2008-02-12 Richard Guenther <rguenther@suse.de>
10527 PR tree-optimization/35171
10528 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
10531 2008-02-12 Richard Guenther <rguenther@suse.de>
10533 PR middle-end/35163
10534 * fold-const.c (fold_widened_comparison): Use get_unwidened in
10535 value-preserving mode. Disallow final truncation.
10537 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
10539 PR middle-end/35136
10540 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
10541 code from here to...
10542 (force_gimple_operand): ...here.
10544 2008-02-12 Jakub Jelinek <jakub@redhat.com>
10547 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
10548 non-compatible pointers.
10549 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
10550 different FIELD_DECLs, try harder by comparing field offsets, sizes
10553 PR inline-asm/35160
10554 * function.c (match_asm_constraints_1): Don't replace the same input
10557 2008-02-12 Anatoly Sokolov <aesok@post.ru>
10559 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
10560 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
10561 (expand_epilogue): Restore RAMPZ register.
10562 * config/avr/avr.md (RAMPZ_ADDR): New constant.
10564 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
10566 * config/i386/cygwin.asm: (__alloca): Correct calling
10567 convention and alignment.
10568 (__chkstk): Force 8 byte stack alignment.
10570 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
10571 Richard Guenther <rguenther@suse.de>
10573 PR tree-optimization/33992
10574 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
10575 the zero we compare against.
10577 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
10579 PR libfortran/35063
10580 * gthr-win32.h (__gthread_mutex_destroy_function): New function
10581 to CloseHandle after unlocking to prevent accumulation of handle
10584 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10586 PR middle_end/34150
10587 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
10588 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
10589 and update LABEL_NUSES during and after reload.
10591 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
10593 PR middle-end/34627
10594 * combine.c (simplify_if_then_else): Make sure the comparison is
10595 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
10597 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
10600 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
10601 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
10602 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
10603 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
10604 * tree.h (get_type_static_bounds): Likewise.
10606 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10608 * doc/invoke.texi (Option Summary, C++ Dialect Options)
10609 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10610 Make -Wfoo language annotations match what the compiler outputs.
10612 2008-02-08 Sa Liu <saliu@de.ibm.com>
10614 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
10615 intrinsics spu_convts, spu_convtu, spu_convtf.
10617 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
10619 * doc/extend.texi (Function Attributes) <noinline>: Mention
10620 asm ("") as method to keep calls.
10622 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10625 * doc/options.texi (Options): Replace references to opts.sh with
10627 * opts-common.c: Likewise.
10628 * optc-gen.awk: Likewise.
10630 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
10632 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
10634 2008-02-07 Richard Henderson <rth@redhat.com>
10637 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
10638 EXPR_LIST for the REG_EQUAL instead of a comparison with a
10641 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
10643 PR tree-optimization/35085
10644 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
10645 for operand entry oe2 in addition to operand entry oe3 in order to
10646 expose more opportunities for vectorizer sum reduction.
10648 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10651 * Makefile.in (LIBS): Remove $(GMPLIBS).
10652 (cc1-dummy, cc1): Add $(GMPLIBS).
10654 2008-02-06 Jan Hubicka <jh@suse.cz>
10657 * i386.md (moddf_integer): Do not produce partial memory stalls for
10658 targets where it hurts.
10660 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
10663 * optabs.c (expand_float): Do not check for decimal modes when
10664 expanding unsigned integer through signed conversion.
10666 2008-02-06 Nick Clifton <nickc@redhat.com>
10668 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
10669 inside the clobber with a match_operand and duplicated operand
10670 number in the constraint.
10671 (ineqbranchsi): Delete redundant comment.
10673 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
10675 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
10676 builtin_define ("__USE_INIT_FINI__").
10677 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
10679 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
10681 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10683 PR documentation/30330
10684 * doc/invoke.texi (C++ Dialect Options)
10685 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10686 For each warning option -Wfoo that allows -Wno-foo, ensure both
10687 -Wfoo and -Wno-foo are listed in the option index. Fix index
10688 entry of -Wswitch-default, index -Wnormalized= including the
10689 `=', and -Wlarger-than-@var{len} including @var{len}.
10691 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
10693 * config/i386/i386.md (floatunssisf2): Use
10694 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
10695 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
10696 Macroize expander using MODEF mode iterator.
10698 2008-02-05 Diego Novillo <dnovillo@google.com>
10700 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
10703 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
10705 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10708 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
10710 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
10713 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
10714 to indicate if a message should be generated.
10715 (init_cumulative_args): Updated.
10716 (function_value_32): Likewise.
10718 2008-02-05 Joseph Myers <joseph@codesourcery.com>
10720 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
10722 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
10725 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
10726 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
10728 2008-02-04 Diego Novillo <dnovillo@google.com>
10730 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
10733 * tree-vrp.c (vrp_evaluate_conditional): With
10734 -Wtype-limits, emit a warning when comparing against a
10735 constant outside the natural range of OP0's type.
10737 2008-02-04 Richard Guenther <rguenther@suse.de>
10739 PR middle-end/33631
10740 * expr.c (count_type_elements): Give for unions instead of
10743 2008-02-04 Richard Guenther <rguenther@suse.de>
10745 PR middle-end/35043
10746 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
10747 to TYPE_DOMAINs base type instead of using bitsizetype here.
10749 2008-02-03 Jason Merrill <jason@redhat.com>
10751 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
10753 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10756 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
10757 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
10758 (RS/6000 and PowerPC Options): Fix typos and markup.
10759 * doc/passes.texi (Tree-SSA passes): Likewise.
10761 2008-02-02 Michael Matz <matz@suse.de>
10764 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
10765 from record_last_reg_set_info.
10766 (record_last_reg_set_info): Take an RTX argument, iterate over all
10767 constituent hardregs.
10768 (record_last_set_info, record_opr_changes): Change calls to
10769 new signature or to record_last_reg_set_info_regno.
10771 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
10773 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
10775 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
10777 PR rtl-optimization/34773
10778 * reg-notes.def (EQUAL): Mention significance of combination of
10779 REG_EQUAL and REG_RETVAL.
10780 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
10781 insn that has a REG_RETVAL.
10783 2008-02-01 Roger Sayle <roger@eyesopen.com>
10786 * configure.ac (--enable-fixed-point): Disable unless explicitly
10788 * configure: Regenerate.
10790 2008-02-01 Richard Guenther <rguenther@suse.de>
10793 * invoke.texi (-finline-limit): Remove no longer true parts
10794 of the documentation. Note that there is no default value.
10796 2008-02-01 Andrew Pinski <pinskia@gmail.com>
10797 Mark Mitchell <mark@codesourcery.com>
10798 Ben Elliston <bje@au.ibm.com>
10801 * doc/extend.texi (Other Builtins): Document.
10803 2008-01-31 Tom Browder <tom.browder@gmail.com>
10805 * doc/c-tree.texi (Types): Fix grammar.
10806 (Expression trees): Ditto.
10807 * doc/passes.texi (Tree-SSA passes): Ditto.
10809 * doc/configterms.texi (Configure Terms): Fix typo.
10810 * doc/cpp.texi (Common Predefined Macros): Ditto.
10811 * doc/md.texi (Machine Constraints): Ditto.
10813 * doc/makefile.texi (Makefile): Add comma.
10815 2008-01-31 Tom Browder <tom.browder@gmail.com>
10816 Gerald Pfeifer <gerald@pfeifer.com>
10818 * doc/sourcebuild.texi (Front End): Remove references to CVS
10819 and CVSROOT/modules.
10820 (Texinfo Manuals): Replace reference to CVS by one to SVN.
10821 (Back End): Remove reference to CVS.
10823 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
10826 * config/mips/mips.c (gen_load_const_gp): New function, taking a
10828 (mips16_gp_pseudo_reg): ...here.
10829 * config/mips/mips.md (load_const_gp): Replace with...
10830 (load_const_gp_<mode>): ...this :P-based insn.
10832 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10834 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
10835 options. Minor fixes.
10836 (-std): Move reference to standards closer to where language
10837 standards are first mentioned.
10839 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
10841 PR rtl-optimization/34995
10842 * reload.c (alternative_allows_const_pool_ref): Take an rtx
10843 parameter and return a bool. If the rtx parameter is nonnull,
10844 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
10845 (find_reloads): Update call accordingly. Pass the new operand
10846 if it needed no address reloads, otherwise pass null.
10848 2008-01-30 Richard Henderson <rth@redhat.com>
10851 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
10852 for unbounded arrays.
10854 2008-01-30 Silvius Rus <rus@google.com>
10856 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
10858 2008-01-30 Jan Hubicka <jh@suse.cz>
10861 * i386.c (init_cumulative_args): Use real function declaration when
10864 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
10866 PR rtl-optimization/34998
10867 * global.c (build_insn_chain): Treat non-subreg_lowpart
10868 SUBREGs of pseudos as clobbering all the words covered by the
10869 SUBREG, not just all the bytes.
10870 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
10871 original df_ref rather than an extract parameter.
10872 (global_conflicts): Update call accordingly.
10874 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
10876 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
10877 the overflow check to make it easier to read.
10878 (__fixtfdi): Change the type of the ll member in union
10879 long_double to UDItype_x.
10881 2008-01-30 Jakub Jelinek <jakub@redhat.com>
10883 PR middle-end/34969
10884 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
10885 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
10886 * tree-inline.c (fold_marked_statements): Call
10887 cgraph_update_edges_for_call_stmt if folding a call statement.
10888 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
10889 debug_generic_stmt calls, reset it back afterwards.
10892 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
10894 * c-typeck.c (build_external_ref): Don't pedwarn about
10895 static vars in current function's scope.
10897 2008-01-29 Joseph Myers <joseph@codesourcery.com>
10899 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
10901 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
10904 * ipa-struct-reorg.c: Fix spelling.
10905 * params.def: Ditto.
10907 2008-01-29 Richard Guenther <rguenther@suse.de>
10909 PR middle-end/35006
10910 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
10912 * tree-inline.c (remap_type): Increment remapping_type_depth
10913 around remapping types.
10914 (copy_body_r): Only add referenced variables if they are referenced
10915 from code, not types.
10917 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
10928 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
10929 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
10931 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
10934 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
10935 pointer for tiny stack.
10937 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
10939 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
10941 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
10943 * config/vx-common.h: Fix typo in comment.
10945 2008-01-28 Ian Lance Taylor <iant@google.com>
10949 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
10950 coalesce pointers if they have different DECL_NO_TBAA_P values.
10951 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
10952 between variables with different DECL_NO_TBAA_P values.
10954 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
10957 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
10958 are not legitimate small data references on SPE targets.
10960 2008-01-28 David Daney <ddaney@avtrex.com>
10962 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
10964 2008-01-28 David Daney <ddaney@avtrex.com>
10966 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
10968 2008-01-27 Joseph Myers <joseph@codesourcery.com>
10970 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
10971 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
10972 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
10973 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
10974 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10975 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
10976 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
10977 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
10979 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10981 * basic-block.h (condjump_equiv_p): Fix comment.
10983 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10985 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
10986 print_generic_stmt_indented): Fix comment.
10988 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10990 * configure.ac (__stack_chk_fail): Add detecion for availability
10991 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
10992 * configure: Regenerate.
10994 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
10996 PR middle-end/34688
10997 * final.c (output_addr_const): Handle TRUNCATE.
10999 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
11002 * tree-ssa-loop-ivopts.c (comp_cost): New type.
11003 (zero_cost, infinite_cost): New constants.
11004 (struct cost_pair): Change type of cost to comp_cost.
11005 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
11006 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
11008 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
11009 split_address_cost, ptr_difference_cost, difference_cost,
11010 get_computation_cost_at, get_computation_cost,
11011 determine_use_iv_cost_generic, determine_use_iv_cost_address,
11012 determine_use_iv_cost_condition, determine_use_iv_costs,
11013 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
11014 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
11015 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
11016 Change type of cost to comp_cost.
11017 (determine_iv_cost): Increase cost of non-original ivs, instead
11018 of decreasing the cost of original ones.
11019 (get_address_cost): Indicate the complexity of the addressing mode
11021 (try_add_cand_for): Prefer using ivs not specific to some object.
11022 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
11024 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
11025 Janis Johnson <janis187@us.ibm.com>
11028 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
11029 (TARGET_INSTANTIATE_DECLS): Likewise.
11030 * target.h (expand_to_rtl_hook): New target hook.
11031 (instantiate_decls): Likewise.
11032 * function.c (instantiate_decl): Make non-static. Rename to...
11033 (instantiate_decl_rtl): ... this.
11034 (instantiate_expr): Use instantiate_decl_rtl.
11035 (instantiate_decls_1): Likewise.
11036 (instantiate_decls): Likewise.
11037 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
11038 * function.h (instantiate_decl_rtl): Add prototype.
11039 * cfgexpand.c (target.h): New include.
11040 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
11041 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
11042 (TARGET_INSTANTIATE_DECLS): Likewise.
11043 (TARGET_INITIALIZER): New target hooks added.
11044 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
11046 * config/rs6000/rs6000.c (tree-flow.h): New include.
11047 (machine_function): Add sdmode_stack_slot field.
11048 (rs6000_alloc_sdmode_stack_slot): New function.
11049 (rs6000_instantiate_decls): Likewise.
11050 (rs6000_secondary_memory_needed_rtx): Likewise.
11051 (rs6000_check_sdmode): Likewise.
11052 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
11053 (TARGET_INSTANTIATE_DECLS): Likewise.
11054 (rs6000_hard_regno_mode_ok): Allow SDmode.
11055 (num_insns_constant): Likewise. Handle _Decimal32 constants.
11056 (rs6000_emit_move): Handle SDmode.
11057 (function_arg_advance): Likewise.
11058 (function_arg): Likewise.
11059 (rs6000_gimplify_va_arg): Likewise. Add special handling of
11060 SDmode var args for 32-bit compiles.
11061 (rs6000_secondary_reload_class): Handle SDmode.
11062 (rs6000_output_function_epilogue): Likewise.
11063 (rs6000_function_value): Simplify if statement.
11064 (rs6000_libcall_value): Likewise.
11065 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
11066 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
11067 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
11068 (movsd_hardfloat): New define_insn.
11069 (movsd_softfloat): Likewise.
11070 (movsd_store): Likewise.
11071 (movsd_load): Likewise.
11072 (extendsddd2): Likewise.
11073 (extendsdtd2): Likewise.
11074 (truncddsd2): Likewise.
11075 (movdd_hardfloat64): Fixup comment.
11076 (UNSPEC_MOVSD_LOAD): New constant.
11077 (UNSPEC_MOVSD_STORE): Likewise.
11079 2008-01-26 Jakub Jelinek <jakub@redhat.com>
11082 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
11084 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
11085 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
11086 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
11087 and TRUTH_XOR_EXPR.
11089 2008-01-26 David Edelsohn <edelsohn@gnu.org>
11092 * config.gcc: Separate AIX 5.3 from AIX 6.1.
11093 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
11094 __LONGDOUBLE128 too.
11095 * config/rs6000/aix61.h: New file.
11097 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
11099 PR rtl-optimization/34959
11100 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
11101 popcount and parity rtxes the same mode as their operand.
11102 Truncate or extend the result to the return value's mode
11105 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
11108 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
11109 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
11110 to GOT_VERSION_REGNUM.
11111 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
11112 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
11113 * config/mips/mips.c (mips_emit_call_insn): New function.
11114 (mips_call_tls_get_addr): Call mips_expand_call directly.
11115 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
11117 (mips16_build_call_stub): Likewise. Return the call insn or null.
11118 (mips_expand_call): Update the call to mips16_build_call_stub
11119 accordingly and a remove redundant condition. Assert that MIPS16
11120 stubs do not use lazy binding. Use mips_emit_call_insn and return
11122 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
11124 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
11125 (mips_avoid_hazard): Remove hazard_set handling.
11126 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
11127 (UNSPEC_RESTORE_GP): ...this.
11128 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
11129 (FAKE_CALL_REGNO): Rename to...
11130 (GOT_VERSION_REGNUM): ...this.
11131 (type): Add "ghost" value. Add an associated insn reservation.
11132 (hazard_set): Remove.
11133 (exception_receiver): Rename to...
11134 (restore_gp): ...this and update the unspec identifier accordingly.
11135 (exception_receiver, nonlocal_got_receiver): New expanders.
11136 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
11137 FAKE_CALL_REGNO. Remove hazard_set attribute.
11138 (set_got_version, update_got_version): New patterns.
11140 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
11143 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
11145 2008-01-25 Joseph Myers <joseph@codesourcery.com>
11148 * doc/install.texi2html: Generate gcc-vers.texi.
11150 2008-01-25 DJ Delorie <dj@redhat.com>
11152 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
11154 2008-01-25 Joseph Myers <joseph@codesourcery.com>
11156 * config/c4x: Remove directory.
11157 * config.gcc (crx-*, mt-*): Mark obsolete.
11158 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
11159 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
11160 sh-*-rtemscoff*): Remove cases.
11161 * defaults.h (C4X_FLOAT_FORMAT): Remove.
11162 * real.c (encode_c4x_single, decode_c4x_single,
11163 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
11164 c4x_extended_format): Remove.
11165 * real.h (c4x_single_format, c4x_extended_format): Remove.
11166 * doc/extend.texi (interrupt, naked): Remove mention of attributes
11168 (Pragmas): Remove comment about c4x pragmas.
11169 * doc/install.texi (c4x): Remove target-specific instructions.
11170 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
11171 * doc/md.texi (Machine Constraints): Remove C4x documentation.
11172 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
11173 refer to C4x source files as examples.
11174 (C4X_FLOAT_FORMAT): Remove documentation.
11176 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
11178 * config/bfin/bfin.c (override_options): Reorder tests so that
11179 flag_pic gets enabled for -msep-data.
11181 2008-01-25 Richard Guenther <rguenther@suse.de>
11183 PR middle-end/32244
11184 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
11185 to its bitfield precision if required.
11187 2008-01-25 Jakub Jelinek <jakub@redhat.com>
11189 PR middle-end/33880
11190 * tree-nested.c (walk_omp_for): New function.
11191 (convert_nonlocal_reference, convert_local_reference): Call
11192 walk_omp_for on OMP_FOR.
11193 (convert_call_expr): Call walk_body on OMP_FOR's
11194 OMP_FOR_PRE_INIT_BODY.
11196 2008-01-25 Richard Guenther <rguenther@suse.de>
11198 PR tree-optimization/34966
11199 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
11200 default defs and PHI_NODEs we have to insert after the
11201 defining statement.
11203 2008-01-24 Nick Clifton <nickc@redhat.com>
11205 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
11206 Provide a default definition.
11207 (LIBGCC2_UNITS_PER_WORD): Likewise.
11209 * config/stormy16/stormy16.c: Include df.h for the prototype
11210 for df_regs_ever_live_p.
11211 (xstormy16_expand_builtin_va_start): Convert the stack offset
11212 into a component_ref and then use POINTER_PLUS_EXPR to add it
11213 to the incoming_virtual_args_rtx.
11214 (xstormy16_gimplify_va_arg_expr): Rename to
11215 xstormy16_gimplify_va_arg_expr.
11216 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
11217 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
11218 xstormy16_gimplify_va_arg_expr.
11219 Fix up some formatting issues.
11221 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
11222 Move to predicates.md.
11223 (xs_hi_general_operand): Likewise.
11224 (xs_hi_nonmemory_operand): Likewise.
11225 * config/stormy16/predicates.md:
11226 (xstormy16_carry_plus_operand): New predicate.
11227 (xs_hi_general_operand): New predicate.
11228 (xs_hi_nonmemory_operand): New predicate.
11229 * config/stormy16/stormy16-protos.h:
11230 (xstormy16_carry_plus_operand): Delete prototype.
11231 (xs_hi_general_operand): Likewise.
11232 (xs_hi_nonmemory_operand): Likewise.
11234 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
11235 modifiers as they are no longer needed and they can trigger
11236 reload spill failures.
11238 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
11239 with a match_operand in order to help reload.
11241 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
11242 constraint with 'e' for the 8th alternative as this version of
11243 the mov.w instruction only accepts the lower 8 registers.
11245 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
11248 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
11249 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
11252 2008-01-25 Jakub Jelinek <jakub@redhat.com>
11254 PR middle-end/33333
11255 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
11257 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
11259 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
11261 (remove_structure): Update allocations list before removing structure.
11263 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
11265 * ipa-struct-reorg.c (is_safe_cond_expr,
11266 create_new_stmts_for_cond_expr): Use integer_zerop function,
11267 that recognize not only zero-pointer, but zero-integer too.
11269 2008-01-25 Ben Elliston <bje@au.ibm.com>
11272 * fixproto: Escape "." in sed expression that strips leading "./".
11274 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
11277 * gcc.c (SWITCH_OK): Removed.
11278 (SWITCH_LIVE): Changed to bit.
11279 (SWITCH_FALSE): Likewise.
11280 (SWITCH_IGNORE): Likewise.
11281 (switchstr): Change live_cond to unsigned int.
11282 (process_command): Replace SWITCH_OK with 0.
11283 (do_self_spec): Likewise.
11284 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
11285 (give_switch): Likewise.
11286 (used_arg): Likewise.
11287 (do_spec_1): Set the SWITCH_IGNORE bit.
11288 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
11289 bits. Set the SWITCH_LIVE bit.
11291 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
11293 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
11295 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
11297 PR tree-optimization/34472
11298 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
11299 parameter to a "bool *" and set *DATA to false if there is
11300 an unsafe access. Do not delete the structure here.
11301 (check_cond_exprs): Delete it here instead.
11302 (check_cond_exprs, exclude_cold_structs): Do not increase
11303 I when removing a structure.
11305 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
11308 * config/i386/i386.c (ix86_expand_vector_init): Consider only
11309 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
11311 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
11313 PR middle-end/34934
11314 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
11315 a fixed vector for stack.
11317 2008-01-24 Ben Elliston <bje@au.ibm.com>
11320 * doc/gcc.texi (Software development): Add a direntry for g++.
11322 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
11324 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
11325 stale and straggling -fforce-addr comments above.
11327 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
11329 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
11330 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
11332 2008-01-23 Michael Matz <matz@suse.de>
11335 * dwarf2out.c (force_type_die): Use modified_type_die instead of
11338 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
11340 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
11341 malloc result type.
11343 2008-01-23 Anatoly Sokolov <aesok@post.ru>
11345 * config/avr/avr.c (avr_current_arch): New variable.
11346 (avr_arch_types): Add 'avr31' and 'avr51' entries.
11347 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
11348 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
11349 (avr_override_options): Init 'avr_current_arch'.
11350 (base_arch_s): Move from here...
11351 * config/avr/avr.h (base_arch_s): ... here. Add new members
11352 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
11353 'mega' to 'have_jmp_call'.
11354 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
11355 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
11357 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
11359 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11360 MULTILIB_MATCHES): (Ditto.).
11362 2008-01-23 Richard Guenther <rguenther@suse.de>
11364 PR middle-end/31529
11365 * cgraphunit.c (cgraph_reset_node): Always mark the node
11366 not reachable if it is not queued already.
11368 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
11370 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
11371 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
11372 (cputype_selected): New static variable.
11373 (bfin_handle_option): Set it if -mcpu is used.
11374 (override_option): Select default set of workarounds if no cpu type
11375 selected on the command line.
11376 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
11378 From Michael Frysinger <michael.frysinger@analog.com>
11379 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
11380 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
11382 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
11383 for bf547, bf523, bf524, and bf526.
11384 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
11386 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11387 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
11388 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
11389 __ADSPBF547__ and __ADSPBF54x__ for bf547.
11390 * doc/invoke.texi (Blackfin Options): Document that
11391 -mcpu now accept bf547, bf523, bf524, and bf526.
11393 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
11395 PR rtl-optimization/34628
11396 * combine.c (try_combine): Stop and undo after the first combination
11397 if an autoincrement side-effect on the first insn has effectively
11400 2008-01-22 David Edelsohn <edelsohn@gnu.org>
11403 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
11404 Offset addresses are not valid for Altivec or paired float modes.
11406 2008-01-22 Jakub Jelinek <jakub@redhat.com>
11409 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
11410 if DECL_INITIAL (decl) is error_mark_node.
11413 * c-common.c (handle_vector_size_attribute): Only allow
11414 integral, scalar float and fixed point types. Handle OFFSET_TYPE
11415 the same way as pointer, array etc. types.
11416 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
11419 * tree.c (build_type_attribute_qual_variant): Call
11420 build_qualified_type if attributes are equal, but quals are not.
11422 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11425 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
11426 * flags.h (warn_strict_aliasing): Remove.
11427 (warn_strict_overflow): Remove.
11428 * opts.c (warn_strict_aliasing): Remove.
11429 (warn_strict_overflow): Remove.
11430 * c-opts.c (c_common_handle_option): -Wall only sets
11431 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
11432 (c_common_post_options): Give default values to -Wstrict-aliasing
11433 and -Wstrict-overflow if they are uninitialized.
11434 * common.opt (Wstrict-aliasing): Specify Var and Init.
11435 (Wstrict-overflow): Likewise.
11437 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
11439 PR rtl-optimization/26854
11440 PR rtl-optimization/34400
11441 PR rtl-optimization/34884
11442 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
11444 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
11445 (df_rd_bb_info.expanded_lr_out): Deleted
11446 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
11447 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
11448 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11449 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11450 Removed code to allocate, initialize or free expanded_lr_out.
11451 (df_rd_bb_local_compute_process_def): Restructured to make more
11453 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
11454 sets if the sets are being trimmed.
11456 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
11459 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
11460 (as_vers): Likewise.
11461 * configure: Regenerated.
11463 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11465 PR middle-end/33092
11466 * tree-pass.h (pass_build_alias): New pass.
11467 * tree-ssa-alias.c (gate_build_alias): New.
11468 (pass_build_alias): New.
11469 * passes.c (init_optimization_passes): Add pass_build_alias after
11470 pass_create_structure_vars.
11472 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
11474 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
11475 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
11476 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
11477 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
11478 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
11479 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
11480 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
11481 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
11482 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
11483 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
11484 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
11485 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
11486 * config/s390/s390.md (FP_ALL): New mode iterator.
11487 (_d): New mode attribute.
11488 ("*signbit<mode>2>"): Changed mode of first operand.
11489 ("isinf<mode>2"): Changed mode of first operand.
11490 ("*TDC_insn"): Adaptation for DFP modes.
11492 2008-01-22 Ben Elliston <bje@au.ibm.com>
11494 * tree.c (check_qualified_type): Improve function description.
11496 2008-01-21 Jason Merrill <jason@redhat.com>
11499 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
11500 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
11503 2008-01-21 DJ Delorie <dj@redhat.com>
11505 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
11508 2008-01-21 Richard Guenther <rguenther@suse.de>
11510 PR middle-end/34856
11511 * tree-cfg.c (verify_expr): Allow all invariant expressions
11512 instead of just constant class ones as reference argument.
11513 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
11514 like any other constant.
11515 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
11517 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
11519 * regmove.c (fixup_match_1): Update call crossed frequencies.
11521 2008-01-21 Richard Guenther <rguenther@suse.de>
11524 * tree-inline.c (setup_one_parameter): Deal with mismatched
11525 types using a VIEW_CONVERT_EXPR.
11527 2008-01-21 Alon Dayan <alond@il.ibm.com>
11528 Olga Golovanevsky <olga@il.ibm.com>
11530 PR tree-optimization/34701
11531 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
11532 when the structure size is not a power of 2.
11534 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
11536 * doc/install.texi: Add doc for --enable-checking=df.
11538 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
11540 PR rtl-optimization/34808
11541 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
11543 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11545 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
11548 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11550 PR rtl-optimization/26854
11551 PR rtl-optimization/34400
11552 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
11554 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
11555 (df_rd_bb_info.expanded_lr_out): New.
11556 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
11557 * loop_iv.c (iv_analysis_loop_init): Ditto.
11558 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11559 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11560 Added code to allocate, initialize or free expanded_lr_out.
11561 (df_rd_bb_local_compute_process_def): Restructured to make
11562 more understandable.
11563 (df_rd_confluence_n): Add code to do nothing with fake edges and
11564 code to no apply invalidate_by_call sets if the sets are being trimmed.
11565 (df_lr_local_finalize): Renamed to df_lr_finalize.
11566 (df_live_local_finalize): Renamed to df_live_finalize.
11568 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11571 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
11572 deciding whether to use reciprocal instructions.
11574 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
11576 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
11577 dwarf2out_note_section_used if cold_text_section is NULL.
11579 2008-01-19 Jakub Jelinek <jakub@redhat.com>
11581 PR gcov-profile/34610
11582 * tree-cfg.c (make_edges): Mark both outgoing edges from
11583 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
11584 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
11585 from OMP_FOR and OMP_CONTINUE outgoing edges.
11587 * tree-profile.c (tree_profiling): Return early if
11588 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
11590 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
11591 from cfun to child_cfun.
11592 * function.h (struct function): Add after_tree_profile bit.
11594 2008-01-19 Anatoly Sokolov <aesok@post.ru>
11596 * config/avr/avr.S (_exit): Disable interrupt.
11598 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
11599 Steven Bosscher <stevenb.gcc@gmail.com>
11601 PR rtl-optimization/26854
11602 PR rtl-optimization/34400
11603 * df-problems.c (df_live_scratch): New scratch bitmap.
11604 (df_live_alloc): Allocate df_live_scratch when doing df_live.
11605 (df_live_reset): Clear the proper bitmaps.
11606 (df_live_bb_local_compute): Only process the artificial defs once
11607 since the order is not important.
11608 (df_live_init): Init the df_live sets only with the variables
11609 found live by df_lr.
11610 (df_live_transfer_function): Use the df_lr sets to prune the
11611 df_live sets as they are being computed.
11612 (df_live_free): Free df_live_scratch.
11614 2008-01-18 Ian Lance Taylor <iant@google.com>
11616 * common.opt: Add fmerge-debug-strings.
11617 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
11618 flag_merge_debug_strings rather than flag_merge_constants.
11619 * doc/invoke.texi (Option Summary): Mention
11620 -fmerge-debug-strings.
11621 (Debugging Options): Document -fmerge-debug-strings.
11623 2008-01-18 Ian Lance Taylor <iant@google.com>
11626 * tree.h (DECL_IS_OPERATOR_NEW): Define.
11627 (struct tree_function_decl): Add new field operator_new_flag.
11628 * tree-inline.c (expand_call_inline): When inlining a call to
11629 operator new, force the return value to go into a variable, and
11630 set DECL_NO_TBAA_P on that variable.
11631 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
11633 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
11636 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
11637 DWARF2_DEBUGGING_INFO.
11638 (dwarf2out_note_section_used): Ditto. Add prototype.
11639 (have_multiple_function_sections, text_section_used,
11640 cold_text_section_used, *cold_text_sections): Move declarations
11643 2008-01-17 Bob Wilson <bob.wilson@acm.org>
11645 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
11646 field and add signal_ra.
11647 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
11648 assignments to frame state pc. Move end of stack check after
11649 MD_FALLBACK_FRAME_STATE_FOR.
11650 (uw_update_context_1): Use frame state signal_regs if set, instead
11651 of checking signal_frame flag.
11652 (uw_update_context): Use frame state signal_ra if set.
11653 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
11654 * config/xtensa/linux-unwind.h: New file.
11656 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
11658 * modulo-sched.c (get_sched_window): Fix comment typo.
11660 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
11662 PR tree-optimization/34648
11663 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
11665 2008-01-17 Anatoly Sokolov <aesok@post.ru>
11667 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
11668 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
11670 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
11672 PR rtl-optimization/34400
11673 * df-core.c (df_worklist_dataflow_overeager,
11674 df_worklist_dataflow_doublequeue): New functions.
11675 (df_worklist_dataflow): Two different worklist solvers.
11676 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
11679 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11682 * doc/invoke.texi: Document the dependence on pthread for fopenmp
11683 and ftree-parallelize-loops.
11685 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
11687 PR rtl-optimization/34826
11688 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
11690 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
11692 * global.c (find_reg): Mark the eh regs as used if necessary.
11693 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
11694 * ra.h (struct allocno): no_eh_reg field added. Changed
11695 no_stack_reg type to bitfield.
11697 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
11699 * tree.c (substitute_in_expr): Add missing 'break'.
11701 2008-01-17 Richard Guenther <rguenther@suse.de>
11703 PR tree-optimization/34825
11704 * tree-ssa-math-opts.c (is_division_by): Do not recognize
11705 x / x as division to handle.
11707 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11709 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
11710 "-pthread" is specified.
11711 * pa-hpux11.h (LIB_SPEC): Likewise.
11713 2008-01-16 Janis Johnson <janis187@us.ibm.com>
11714 Peter Bergner <bergner@vnet.ibm.com>
11716 PR rtl-optimization/33796
11717 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
11719 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11721 PR libgfortran/34699
11722 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
11724 * pa-hpux10.h (LINK_SPEC): Likewise.
11725 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
11727 2008-01-16 Richard Guenther <rguenther@suse.de>
11729 PR middle-end/32628
11730 * fold-const.c (fold_convert_const_int_from_int): Do not
11731 set overflow if that occured only because of a sign extension
11732 change when converting from/to a sizetype with the same
11733 precision and signedness.
11735 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
11738 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
11739 location address to the correct place. Update copyright year.
11741 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11743 * lambda-code.c (lambda_transform_legal_p): Handle the case of
11744 no dependences in the dependence_relations vector.
11746 2008-01-16 Jan Hubicka <jh@suse.cz>
11748 PR rtl-optimization/31396
11749 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
11750 * cfg.c (dump_reg_info): Print it.
11751 * regs.h (struct reg_info_t): add freq_calls_crossed.
11752 (REG_FREQ_CALLS_CROSSED): New macro.
11753 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
11754 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
11755 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
11756 regmove_optimize): Update call crossed frequencies.
11757 * local-alloc.c (struct qty): Add freq_calls_crossed.
11758 (alloc_qty): Copute freq_calls_crossed.
11759 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
11760 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
11761 * ra.h (struct allocno): Add freq_calls_crossed.
11763 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11765 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
11766 libgomp when compiling with ftree-parallelize-loops.
11767 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
11769 2008-01-16 Richard Guenther <rguenther@suse.de>
11771 PR tree-optimization/34769
11772 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
11773 * tree.c (int_cst_value): Instead make this function more
11774 permissive in what it accepts as valid input. Document this
11775 function always sign-extends the value.
11777 2008-01-16 Jakub Jelinek <jakub@redhat.com>
11778 Richard Guenther <rguenther@suse.de>
11781 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
11782 (gimple_fold_indirect_ref_rhs): ... this.
11783 (gimple_fold_indirect_ref): New function with foldings
11784 that preserve lvalueness.
11785 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
11786 * tree-flow.h (gimple_fold_indirect_ref): Declare.
11787 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
11788 to fold an INDIRECT_REF, fall back to the old use of
11789 fold_indirect_ref_1.
11791 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11793 * tree-data-ref.c (subscript_dependence_tester_1): Call
11794 free_conflict_function.
11795 (compute_self_dependence): Same.
11797 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
11800 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
11801 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
11803 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
11804 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
11805 for DWARF2_UNWIND_INFO targets.
11807 2008-01-16 Richard Guenther <rguenther@suse.de>
11810 * c-typeck.c (common_pointer_type): Do not merge inconsistent
11811 type qualifiers for function types.
11813 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
11815 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
11816 loop_iterator li from previous commit.
11818 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
11820 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
11822 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
11824 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
11825 (parallelize_loops): Don't parallelize irreducible components.
11827 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11830 * c-opts (c_common_post_options): Do not enable CPP
11831 flag_pedantic_errors by default.
11833 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
11835 PR rtl-optimization/31944
11836 * cse.c (remove_pseudo_from_table): New function.
11837 (merge_equiv_classes): Use above function to remove pseudo-registers.
11838 (invalidate): Likewise.
11840 2008-01-13 Richard Guenther <rguenther@suse.de>
11842 PR middle-end/34601
11843 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
11844 instead of TYPE_MODE to deal with calls from expand_one_error_var.
11846 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
11848 * gcse.c (cprop_jump): Call validate_unshare_change instead of
11849 validate_change to unshare the source of the PC set.
11851 2008-01-12 Jan Hubicka <jh@suse.cz>
11853 PR middle-end/32135
11854 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
11855 references above array bounds. This might trigger bounds checks for
11856 pointers to arrays.
11858 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
11860 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
11861 new_replaceable_dependencies.
11863 2008-01-12 Doug Kwan <dougkwan@google.com>
11865 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
11866 instead of OPT_Wreturn_type in warning due to ignored return type
11868 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
11869 options included in -Wextra.
11870 * c.opt: New option -Wignored_qualifiers.
11871 * doc/invoke.texi (Warning Options, -Wextra): Add new option
11872 -Wignore_qualifiers.
11873 (-Wignored-qualifiers): Document.
11874 (-Wreturn-type): Remove description of functionality now handled
11875 by -Wignored-qualifiers.
11877 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
11880 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
11881 NOP_EXPR if it is between integral types with the same precision.
11883 2008-01-12 Jan Hubicka <jh@suse.cz>
11886 * invoke.texi (max-inline-recursive-depth): Fix default value.
11888 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
11890 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
11893 2008-01-11 Bob Wilson <bob.wilson@acm.org>
11895 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
11897 2008-01-11 James E. Wilson <wilson@specifix.com>
11900 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
11902 2008-01-11 Anatoly Sokolov <aesok@post.ru>
11904 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
11905 save/restore frame pointer register and don't use 'call-prologues'
11906 optimization in function with "OS_task" attribute.
11908 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
11910 PR middle-end/31309
11911 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
11912 when copying to memory.
11914 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
11916 PR rtl-optimization/30905
11917 * cfgcleanup.c: Include dce.h
11918 (crossjumps_occured): New global variable.
11919 (try_crossjump_bb): Exit loop after finding a fallthru edge.
11920 If something changed, set crossjumps_occured to true.
11921 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
11922 Don't add/remove fake edges to exit here...
11923 (cleanup_cfg): ...but do it here, when crossjumping.
11924 Run a fast DCE when successful crossjumps occured in the latest
11925 iteration of try_optimize_cfg.
11927 2008-01-11 Richard Guenther <rguenther@suse.de>
11929 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
11930 (struct vn_unary_op_s): Likewise.
11931 (vn_reference_insert): Free old reference on hash collision.
11933 2008-01-10 Raksit Ashok <raksit@google.com>
11935 PR rtl-optimization/27971
11936 * combine.c (find_split_point): Split PLUS expressions which are
11937 inside a MEM rtx, and whose first operand is complex.
11939 2008-01-10 DJ Delorie <dj@redhat.com>
11941 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
11942 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
11943 (m32c_hard_regno_ok): Call the underlying function.
11945 2008-01-10 Richard Guenther <rguenther@suse.de>
11947 PR middle-end/34683
11948 * tree-cfg.c (tree_merge_blocks): Do not go through the
11949 full-blown folding and stmt updating path if we just deal
11950 with virtual operands.
11951 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
11952 test for abnormal SSA_NAMEs.
11954 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
11956 PR middle-end/34641
11957 * reload.c (push_reload): Add assertions. All constants from
11958 reg_equiv_constant should have been used for replacing the respective
11960 (find_reloads_address): Invoke find_reloads_address_part for
11961 constant taken from the reg_equiv_constant array.
11963 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
11965 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
11966 field (valnum) the first in the struct. Replace bools with
11969 2008-01-10 Richard Guenther <rguenther@suse.de>
11971 PR tree-optimization/34651
11972 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
11973 types and ordering for masking and converting.
11975 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
11977 PR tree-optimization/34017
11978 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
11979 also for PHI_NODE expressions.
11981 2008-01-09 Jan Hubicka <jh@suse.cz>
11983 PR tree-optimization/34708
11984 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
11985 based on number of case labels.
11986 (init_inline_once): Remove switch_cost.
11987 * tree-inline.h (eni_weights_d): Remove switch_cost.
11989 2008-01-09 Richard Guenther <rguenther@suse.de>
11990 Andrew Pinski <andrew_pinski@playstation.sony.com>
11992 PR middle-end/30132
11993 * gimplify.c (gimplify_cond_expr): Do not create an addressable
11994 temporary if an rvalue is ok or an lvalue is not required.
11996 2008-01-09 Richard Guenther <rguenther@suse.de>
11998 PR middle-end/34458
11999 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
12000 adjust return type.
12002 2008-01-09 Richard Guenther <rguenther@suse.de>
12004 PR middle-end/34679
12005 * tree.c (host_integerp): Check for sizetype only if the
12006 type is an integer type.
12008 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
12011 * opts.c (decode_options): Disable inlining of functions called
12012 once if not in unit-at-a-time mode.
12014 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
12016 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
12018 2008-01-08 Richard Guenther <rguenther@suse.de>
12020 PR middle-end/31863
12021 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
12022 out early if the result will be unused.
12024 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
12029 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12030 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
12033 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
12035 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
12036 for vectorization tuned.
12038 2008-01-08 Richard Guenther <rguenther@suse.de>
12040 PR tree-optimization/34683
12041 * tree-ssa-operands.c (operand_build_cmp): Export.
12042 * tree-ssa-operands.h (operand_build_cmp): Declare.
12043 * tree-vn.c (vuses_compare): Remove.
12044 (sort_vuses): Use operand_build_cmp.
12045 (sort_vuses_heap): Likewise.
12046 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
12047 to re-use old VEC if available. Do not sort already sorted VUSEs.
12048 (vdefs_to_vec): Do not sort already sorted VDEFs.
12050 2008-01-08 Jakub Jelinek <jakub@redhat.com>
12052 PR middle-end/34694
12053 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
12055 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
12058 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
12059 limitations of reciprocal sequences on x86 targets.
12061 2008-01-08 Richard Guenther <rguenther@suse.de>
12063 PR tree-optimization/34683
12064 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
12066 2008-01-07 Jakub Jelinek <jakub@redhat.com>
12069 * config/darwin.c (darwin_mergeable_string_section): Don't use
12070 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
12072 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
12075 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
12076 negxf2. Macroize expander using X87MODEF mode iterator. Change
12077 predicates of op0 and op1 to register_operand.
12078 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
12079 expander using X87MODEF mode iterator. Change predicates of
12080 op0 and op1 to register_operand.
12081 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
12082 corresponding patterns and macroize using MODEF macro. Change
12083 predicates of op0 and op1 to register_operand and remove
12084 "m" constraint. Disparage "r" alternative with "!".
12085 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
12086 macroize using X87MODEF macro. Change predicates of op0 and op1
12087 to register_operand and remove "m" constraint. Disparage "r"
12088 alternative with "!".
12089 (absneg splitter with memory operands): Remove.
12090 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
12091 patterns and macroize using X87MODEF mode iterator.
12092 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
12093 Change predicate of op1 to register_operand.
12094 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
12095 for memory operands.
12097 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
12099 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
12101 2008-01-07 Richard Guenther <rguenther@suse.de>
12103 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
12106 2008-01-07 Richard Guenther <rguenther@suse.de>
12108 PR tree-optimization/34683
12109 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
12110 VOPs of the needed size to save memory. Use VEC_quick_push
12111 to save compile-time.
12112 (vdefs_to_vec): Likewise.
12114 2008-01-07 Sa Liu <saliu@de.ibm.com>
12116 * config/spu/spu.md (divdf3): Genetate inline code for double
12117 division. The implementation doesn't handle INF or NAN, therefore it
12118 only applies when -ffinite-math-only is given.
12120 2008-01-06 Paolo Carlini <pcarlini@suse.de>
12123 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
12124 * doc/cpp.texi ([Common Predefined Macros]): Document.
12126 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
12128 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
12129 order to use commutative addition instead of subtraction.
12131 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
12132 Mircea Namolaru <namolaru@il.ibm.com>
12133 Vladimir Yanovsky <yanov@il.ibm.com>
12134 Revital Eres <eres@il.ibm.com>
12136 PR tree-optimization/34263
12137 * tree-outof-ssa.c (process_single_block_loop_latch,
12138 contains_tree_r): New functions.
12139 (analyze_edges_for_bb): Call process_single_block_loop_latch
12140 function to empty single-basic-block latch block if possible.
12142 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12144 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
12146 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
12148 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
12150 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
12152 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
12154 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
12156 2008-01-05 Jakub Jelinek <jakub@redhat.com>
12158 PR tree-optimization/34618
12159 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
12162 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12165 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
12166 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
12167 Update copyright year.
12169 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
12170 Update copyright year.
12171 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
12174 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
12176 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
12177 edge does not point to current bb before changing need_assert.
12179 2008-01-04 Richard Guenther <rguenther@suse.de>
12181 PR middle-end/34029
12182 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
12183 for verifying purposes if they are is_gimple_min_invariant.
12185 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
12187 PR tree-optimization/34448
12188 PR tree-optimization/34465
12189 * gimplify.c (gimplify_init_constructor): Add new parameter
12190 notify_temp_creation. Use it.
12191 (gimplify_modify_expr_rhs): Take volatiles into account when
12192 optimizing constructors.
12193 Do not optimize constructors if gimplify_init_constructor will dump to
12195 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
12196 * gcc.c-torture/compile/pr34448.c: New.
12198 2008-01-04 Jakub Jelinek <jakub@redhat.com>
12200 PR gcov-profile/34609
12201 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
12202 return_slot if result is TREE_ADDRESSABLE.
12204 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
12206 * config/mips/mips.md (sqrt_condition): Tweak comment.
12207 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
12209 2008-01-03 Tom Tromey <tromey@redhat.com>
12212 * c-common.c (c_type_hash): Handle VLAs.
12214 2008-01-03 Jan Hubicka <jh@suse.cz>
12216 PR tree-optimization/31081
12217 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
12218 0 when inlining and not inlining to first basic block.
12219 (remap_decl): When var is initialized to 0, don't set default_def.
12220 (expand_call_inline): Set entry_bb.
12221 * tree-inline.h (copy_body_data): Add entry_bb.
12223 2008-01-03 Jakub Jelinek <jakub@redhat.com>
12226 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
12229 PR tree-optimization/29484
12230 * tree-inline.c (inline_forbidden_p_2): New function.
12231 (inline_forbidden_p): Disallow inlining if some static var
12232 has an address of a local LABEL_DECL in its initializer.
12233 * doc/extend.texi (Labels as Values): Document &&foo behaviour
12236 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
12238 PR tree-optimization/34635
12239 * tree-data-ref.c (add_other_self_distances): Make sure that the
12240 evolution step is constant.
12242 2008-01-03 Jakub Jelinek <jakub@redhat.com>
12244 PR middle-end/34608
12245 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
12247 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
12249 * tree-sra.c (scalarize_init): Insert the generate_element_init
12250 statements after the generate_element_zero statements.
12252 2008-01-02 Richard Guenther <rguenther@suse.de>
12254 PR middle-end/34093
12255 PR middle-end/31976
12256 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
12257 for very large number of operands instead of ICEing.
12259 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
12262 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
12263 while stack probing.
12265 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
12267 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
12270 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
12272 PR libmudflap/26442
12273 * tree-mudflap.c (mx_register_decls): Guard warning by
12274 !DECL_ARTIFICIAL check.
12276 2008-01-01 Jakub Jelinek <jakub@redhat.com>
12278 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
12279 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
12280 sse5_perm<mode>): Fix constraints.