1 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3 * omp-low.c (extract_omp_for_data): Fix comment typo.
6 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
9 FIXME note about gcc/config.guess.
10 * doc/options.texi (Option file format): Remove non-ASCII bytes.
11 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
12 * doc/cppopts.texi: Likewise.
13 * doc/extend.texi: Likewise.
14 * doc/gcc.texi: Likewise.
15 * doc/gccint.texi: Likewise.
16 * doc/gcov.texi: Likewise.
17 * doc/gty.texi: Likewise.
18 * doc/hostconfig.texi: Likewise.
19 * doc/install.texi: Likewise.
20 * doc/invoke.texi: Likewise.
21 * doc/loop.texi: Likewise.
22 * doc/makefile.texi: Likewise.
23 * doc/md.texi: Likewise.
24 * doc/passes.texi: Likewise.
25 * doc/tm.texi: Likewise.
26 * doc/tree-ssa.texi: Likewise.
27 * doc/trouble.texi: Likewise.
29 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
30 Nathan Sidwell <nathan@codesourcery.com>
31 Maxim Kuvyrkov <maxim@codesourcery.com>
32 Richard Sandiford <rdsandiford@googlemail.com>
34 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
35 * config/mips/mips-protos.h (mips_expand_vector_init): New.
36 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
38 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
39 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
40 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
42 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
43 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
44 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
45 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
46 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
47 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
48 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
49 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
50 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
51 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
52 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
53 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
54 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
55 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
56 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
57 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
58 (mips_builtins): Add Loongson builtins.
59 (mips_loongson_2ef_bdesc): New.
60 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
61 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
62 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
63 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
65 (mips_expand_vector_init): New.
66 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
67 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
69 * config/mips/mips.md: Add unspec numbers for Loongson
70 builtins. Include loongson.md.
71 (MOVE64): Include Loongson vector modes.
72 (SPLITF): Include Loongson vector modes.
73 (HALFMODE): Handle Loongson vector modes.
74 * config/mips/loongson.md: New.
75 * config/mips/loongson.h: New.
76 * config.gcc: Add loongson.h header for mips*-*-* targets.
77 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
79 2008-06-14 Joseph Myers <joseph@codesourcery.com>
81 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
82 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
83 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
84 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
85 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
86 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
87 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
88 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
89 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
90 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
91 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
92 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
93 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
94 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
95 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
96 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
97 Remove use_fixproto=yes.
98 (ia64*-*-hpux*): Remove comment about using fixproto.
99 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
101 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
103 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
105 * configure: Regenerate.
107 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
110 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
111 before evaluating it.
113 2008-06-13 Jakub Jelinek <jakub@redhat.com>
116 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
117 nested inline functions.
118 (start_decl, start_function): Don't invert DECL_EXTERNAL
119 for nested inline functions.
121 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
123 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
124 splits that must be made for correctness.
126 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
128 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
129 (AVAIL_NON_MIPS16): Likewise.
130 (mips_builtin_description): Replace target_flags with a predicate.
131 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
132 (dspr2_32): New availability predicates.
133 (MIPS_BUILTIN): New macro.
134 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
135 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
136 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
137 Replace the TARGET_FLAGS parameters with AVAIL parameters.
138 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
139 (mips_dsp_32only_bdesc): Merge into...
140 (mips_builtins): ...this new array.
141 (mips_bdesc_map, mips_bdesc_arrays): Delete.
142 (mips_init_builtins): Update after above changes.
143 (mips_expand_builtin_1): Merge into...
144 (mips_expand_builtin): ...here and update after above changes.
146 2008-06-12 Paul Brook <paul@codesourcery.com>
148 * longlong.h (__arm__): Define count_leading_zeros.
149 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
150 (clzsi2, clzdi2): New functions.
151 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
152 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
153 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
154 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
155 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
156 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
157 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
158 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
159 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
160 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
162 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
164 * config/m68k/m68k.c (m68k_tune_flags): New.
165 (override_options): Compute m68k_tune_flags.
166 (MULL_COST, MULW_COST): Update for various variants of CFV2.
167 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
169 2008-06-12 Jakub Jelinek <jakub@redhat.com>
172 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus
175 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
177 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
178 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
180 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
182 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
183 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
185 2008-06-12 Jakub Jelinek <jakub@redhat.com>
188 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
191 2008-06-12 Richard Guenther <rguenther@suse.de>
193 PR tree-optimization/36345
194 * tree-flow.h (struct ptr_info_def): Align escape_mask,
195 add memory_tag_needed flag.
196 (may_alias_p): Declare.
197 * tree-ssa-alias.c (may_alias_p): Export.
198 (set_initial_properties): Use memory_tag_needed flag.
199 (update_reference_counts): Likewise.
200 (reset_alias_info): Reset memory_tag_needed flag.
201 (create_name_tags): Check memory_tag_needed flag.
202 (dump_points_to_info_for): Dump it.
203 * tree-ssa-structalias.c (struct variable_info): Remove
204 directly_dereferenced flag.
205 (new_var_info): Do not initialize it.
206 (process_constraint_1): Do not set it.
207 (update_alias_info): Set is_dereferenced flag.
208 (set_uids_in_ptset): Use may_alias_p.
209 (set_used_smts): Check memory_tag_needed flag.
210 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
211 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
212 memory_tag_needed flag.
213 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
216 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
218 * config/i386/i386.c (ix86_compute_frame_layout): Disable red zone for
220 (ix86_expand_prologue): Likewise.
221 (ix86_force_to_memory): Likewise.
222 (ix86_free_from_memory): Likewise.
224 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
227 * config/rs6000/rs6000.c (rs6000_override_options): Set
228 rs6000_isel conditionally to the absence of comand line
230 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
231 Remove duplicate rs6000_isel setting.
232 * config/rs6000/eabispe.h: Ditto.
234 2008-06-11 Richard Guenther <rguenther@suse.de>
236 * alias.c (get_alias_set): Use the element alias-set for arrays.
237 (record_component_aliases): For arrays and vectors do nothing.
238 * c-common.c (strict_aliasing_warning): Handle the cases
239 of alias set zero explicitly.
240 * Makefile.in (dfp.o-warn): Add -Wno-error.
242 2008-06-11 Joseph Myers <joseph@codesourcery.com>
244 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
246 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
247 tune_32 tune_64 to supported_defaults. Allow values not
248 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
249 x86_64. Do not override cpu_32 or cpu_64 values from target name.
250 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
251 with_cpu_64 to generic for 64-bit-supporting configurations, not
252 with_cpu. Remove FIXMEs.
253 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
254 --with-arch-64, --with-tune-32, --with-tune-64): Document.
255 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
256 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
259 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
260 Olivier Hainque <hainque@adacore.com>
262 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
263 Use DECL_SIZE_UNIT to retrieve the size of the field.
265 2008-06-11 Joseph Myers <joseph@codesourcery.com>
267 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
268 with function calls after declarations. Lay out
269 neon_float_type_node before further use.
271 2008-06-11 Richard Guenther <rguenther@suse.de>
273 * tree-flow.h (may_point_to_global_var): Declare.
274 * tree-ssa-alias.c (may_point_to_global_var): New function.
275 * tree-ssa-sink.c (is_hidden_global_store): Use it.
277 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
279 * configure.ac: Teach that fido supports .debug_line.
280 * configure: Regenerate.
282 2008-06-10 Tom Tromey <tromey@redhat.com>
284 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
287 2008-06-10 Joseph Myers <joseph@codesourcery.com>
289 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
290 (encode_decimal64, decode_decimal64, encode_decimal128,
291 decode_decimal128): Reverse order of 32-bit parts of value if host
292 and target endianness differ.
294 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
295 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
297 (tree_mod_pow2_value_transform): Likewise.
298 (tree_ic_transform): Likewise.
299 (tree_stringops_transform): Likewise.
300 (tree_mod_subtract_transform): Likewise.
301 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
302 (copy_edges_for_bb): Likewise.
303 (initialize_cfun): Likewise.
305 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
307 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
308 nonmemory_operand. Add "N" operand constraint.
310 (*jcc_btdi_mask_rex64): New instruction and split pattern.
311 (*jcc_btsi_mask): Ditto.
312 (*jcc_btsi_mask_1): Ditto.
314 2008-06-10 Joseph Myers <joseph@codesourcery.com>
316 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
317 TYPE_CANONICAL for copied element type.
319 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
322 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
323 Add m_CORE2 and m_GENERIC.
324 * config/i386/predicates.md (bt_comparison_operator): New predicate.
325 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
327 (*jcc_btdi_rex64): New instruction and split pattern.
329 (*jcc_btsi_1): Ditto.
330 (*btsq): Fix Intel asm dialect operand order.
334 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
337 * simplify-rtx.c (simplify_subreg): Add check for shift count
340 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
342 * doc/md.texi: Synchronize with later constraints.md change.
343 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
344 with a C implementation.
345 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
347 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
348 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
349 when moving to and from MD_REGNUM.
350 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
351 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
352 Handle byte and halfword moves.
353 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
355 * config/mips/constraints.md (h): Turn into NO_REGS.
356 (l, x): Update documentation.
357 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
358 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
359 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
360 (HILO): New mode iterator.
362 (any_div): New code iterator.
363 (u): Extend code attribute to div and udiv.
364 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
365 d_operand in the splitters. Remove redundant CONST_INT checks.
366 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
367 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
368 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
369 accordingly, using normal moves instead of unspecs to move LO into
370 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
371 (<u>mulsidi3): Handle expansion in C code.
372 (<u>mulsidi3_32bit_internal): Rename to...
373 (<u>mulsidi3_32bit): ...this.
374 (<u>mulsidi3_32bit_r4000): Fix insn separator.
375 (*<u>mulsidi3_64bit): Rename to...
376 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
377 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
378 to set LO and HI to the multiplication result. Use a normal move
379 for MFLO and an unspec for MFHI.
380 (*<u>mulsidi3_64bit_parts): Replace with...
381 (<u>mulsidi3_64bit_hilo): ...this new instruction.
382 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
383 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
384 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
385 instead of HI. Split the instruction into a separate multiplication
386 and MFHI if !TARGET_FIX_R4000.
387 (<su>muldi3_highpart): Likewise.
388 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
389 and the "=h" clobber.
390 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
391 (<u>mulditi3): New expander.
392 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
393 (madsi): Remove "=h" clobber.
394 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
395 Force the modulus result to be a GPR and split the instruction into
396 a division followed by an MFHI after reload.
397 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
398 (*lea_high64): Use d_operand in the define_peephole2. Likewise
399 the MIPS16 HIGH define_split.
400 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
401 of acc<->gpr moves to "multi".
402 (*movdi_64bit): Replace the single "x" alternative with
403 alternatives for moving into and out of "a".
404 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
405 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
406 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
407 Use d_operand in the splitters. Remove redundant CONST_INT checks.
408 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
409 (movti): New expander.
410 (*movti, *movti_mips16): New insns.
411 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
412 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
413 (mthi<GPR:mode>_<HILO:mode>): Likewise.
414 * config/mips/predicates.md (fpr_operand): Delete.
415 (d_operand): New predicate.
417 2008-06-09 Michael Meissner <michael.meissner@amd.com>
419 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
420 failure on some Bourne shells.
423 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
425 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
427 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
429 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
430 (sparc-sun-solaris2*): Likewise.
432 2008-06-09 Arnaud Charlet <charlet@adacore.com
434 * doc/install.texi: Update requirements to build the Ada compiler.
436 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
438 * df-scan.c (struct df_scan_problem_data): Remove the
439 mw_link_pool alloc pool.
440 (df_scan_free_internal): Don't free it.
441 (df_scan_alloc): Don't allocate it.
442 * df.h (struct df_link): Update comment.
444 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
446 * except.h: Correct checks for when SJLJ exceptions must be used.
448 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
450 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
453 2008-06-08 Joseph Myers <joseph@codesourcery.com>
455 PR tree-optimization/36218
456 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
457 configure for the build system.
458 (BUILD_LDFLAGS): Define.
459 * configure: Regenerate.
460 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
462 2008-07-08 Anatoly Sokolov <aesok@post.ru>
465 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
466 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
467 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
469 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
471 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
473 2008-06-07 Joseph Myers <joseph@codesourcery.com>
475 * config.gcc (Obsolete configurations): Remove list of
477 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
478 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
479 targets matched by those patterns.
480 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
481 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
482 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
483 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
484 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
485 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
486 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
487 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
488 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
489 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
490 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
491 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
492 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
493 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
494 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
495 Make code for Solaris 7 and greater unconditional for Solaris.
496 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
497 Remove --with-* handling.
498 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
499 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
500 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
501 LINK_OS_WINDISS_SPEC): Remove.
502 * config/rs6000/sysv4.opt (mwindiss): Remove.
503 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
504 * configure: Regenerate.
505 * doc/cpp.texi: Don't mention BeOS.
506 * doc/extend.texi (interrupt): Don't mention MS1.
507 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
508 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
509 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
510 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
511 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
513 * doc/invoke.texi (MT Options): Remove.
515 (CRIS Options): Remove cris-axis-aout references.
516 (HPPA Options): Don't mention hppa1.1-*-pro.
517 * doc/md.texi: (MorphoTech family): Remove.
518 * libgcc2.c: Don't handle UWIN.
519 * config/alpha/t-unicosmk: Remove.
520 * config/alpha/unicosmk.h: Remove.
521 * config/arm/kaos-arm.h: Remove.
522 * config/arm/kaos-strongarm.h: Remove.
523 * config/arm/strongarm-coff.h: Remove.
524 * config/arm/strongarm-elf.h: Remove.
525 * config/arm/strongarm-pe.h: Remove.
526 * config/arm/t-strongarm-pe: Remove.
527 * config/arm/t-xscale-coff: Remove.
528 * config/arm/t-xscale-elf: Remove.
529 * config/arm/xscale-coff.h: Remove.
530 * config/arm/xscale-elf.h: Remove.
531 * config/chorus.h: Remove.
532 * config/cris/aout.h: Remove.
533 * config/cris/aout.opt: Remove.
534 * config/cris/t-aout: Remove.
535 * config/i386/beos-elf.h: Remove.
536 * config/i386/kaos-i386.h: Remove.
537 * config/i386/ptx4-i.h: Remove.
538 * config/i386/sco5.h: Remove.
539 * config/i386/sco5.opt: Remove.
540 * config/i386/sysv4-cpp.h: Remove.
541 * config/i386/sysv5.h: Remove.
542 * config/i386/t-beos: Remove.
543 * config/i386/t-sco5: Remove.
544 * config/i386/t-uwin: Remove.
545 * config/i386/uwin.asm: Remove.
546 * config/i386/uwin.h: Remove.
547 * config/kaos.h: Remove.
548 * config/mips/windiss.h: Remove.
549 * config/mt: Remove directory.
550 * config/pa/pa-osf.h: Remove.
551 * config/pa/pa-pro-end.h: Remove.
552 * config/pa/t-pro: Remove.
553 * config/ptx4.h: Remove.
554 * config/rs6000/beos.h: Remove.
555 * config/rs6000/kaos-ppc.h: Remove.
556 * config/rs6000/t-beos: Remove.
557 * config/rs6000/windiss.h: Remove.
558 * config/sh/kaos-sh.h: Remove.
559 * config/sol2-6.h: Remove.
560 * config/sparc/sol26-sld.h: Remove.
561 * config/sparc/sysv4-only.h: Remove.
562 * config/vax/bsd.h: Remove.
563 * config/vax/t-memfuncs: Remove.
564 * config/vax/ultrix.h: Remove.
565 * config/vax/vaxv.h: Remove.
566 * config/windiss.h: Remove.
568 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
570 PR rtl-optimization/36438
571 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
572 for vector shifts with constant scalar shift operands.
574 2008-06-06 Sandip Matte <sandip@rmicorp.com>
576 * doc/invoke.texi: Document -march=xlr.
577 * config/mips/xlr.md: New file.
578 * config/mips/mips.md: Include it.
580 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
581 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
582 (mips_rtx_cost_data): Likewise.
584 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
586 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
587 PRE_INC and PRE_DEC cases.
589 2008-06-06 Jakub Jelinek <jakub@redhat.com>
591 PR rtl-optimization/36419
592 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
593 the emitting jump insn.
596 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
597 is not bool, boolify the whole *expr_p and convert to the desired type.
599 2008-06-06 Jakub Jelinek <jakub@redhat.com>
601 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
602 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
603 Add omp_private_outer_ref hook, add another argument to
604 omp_clause_default_ctor hook.
605 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
606 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
607 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
608 hook_tree_tree_tree_tree_null.
609 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
610 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
611 * hooks.c (hook_tree_tree_tree_tree_null): New function.
612 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
613 * tree.def (OMP_TASK): New tree code.
614 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
615 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
616 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
617 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
618 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
619 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
620 OMP_CLAUSE_COLLAPSE_EXPR): Define.
621 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
622 (OMP_DIRECTIVE_P): Add OMP_TASK.
623 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
624 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
625 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
626 and OMP_CLAUSE_UNTIED entries.
627 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
629 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
630 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
631 * tree-pretty-print.c (dump_omp_clause): Handle
632 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
633 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
634 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
635 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
636 warning about unsigned iterators. Change decl/init/cond/incr
637 arguments to TREE_VECs, check arguments for all collapsed loops.
638 (c_finish_omp_taskwait): New function.
639 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
641 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
642 default_function_array_conversion on init. Add par_clauses argument.
643 If decl is present in parallel's lastprivate clause, change it to
644 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
645 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
646 collapse count in clauses.
647 (c_parser_omp_for, c_parser_omp_parallel): Adjust
648 c_parser_omp_for_loop callers.
649 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
650 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
651 (c_parser_omp_clause_name): Handle collapse and untied clauses.
652 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
654 (c_parser_omp_clause_schedule): Handle schedule(auto).
655 Include correct location in the error message.
656 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
657 and PRAGMA_OMP_CLAUSE_UNTIED.
658 (OMP_TASK_CLAUSE_MASK): Define.
659 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
660 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
661 * tree-nested.c (convert_nonlocal_omp_clauses,
662 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
663 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
664 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
665 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
667 (conver_nonlocal_reference, convert_local_reference,
668 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
669 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
670 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
671 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
672 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
673 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
674 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
675 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
676 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
678 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
679 * c-common.h (c_finish_omp_taskwait): New prototype.
680 * gimple-low.c (lower_stmt): Handle OMP_TASK.
681 * tree-parloops.c (create_parallel_loop): Create 1 entry
682 vectors for OMP_FOR_{INIT,COND,INCR}.
683 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
684 (make_edges): Handle OMP_TASK.
685 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
686 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
687 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
688 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
689 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
690 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
691 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
692 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
693 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
694 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
695 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
696 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
697 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
698 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
699 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
700 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
701 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
702 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
703 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
704 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
705 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
706 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
707 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
708 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
709 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
710 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
711 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
712 original iterator is present in lastprivate clause or if
713 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
714 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
715 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
716 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
717 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
718 if it is set, lookup var in outer contexts too. Handle
719 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
720 to be implicitly determined firstprivate for task regions.
721 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
722 if it is set, lookup var in outer contexts too. Set
723 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
724 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
725 OMP_CLAUSE_UNTIED. Take region_type as last argument
726 instead of in_parallel and in_combined_parallel.
727 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
729 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
730 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
731 (new_omp_context): Set default_kind to
732 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
733 (omp_region_type): New enum.
734 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
735 fields, add region_type.
736 (new_omp_context): Take region_type as argument instead of is_parallel
737 and is_combined_parallel.
738 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
739 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
740 ctx->is_combined_parallel checks.
741 (gimplify_omp_task): New function.
742 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
744 * omp-low.c (extract_omp_for_data): Use schedule(static)
745 for schedule(auto). Handle pointer and unsigned iterators.
746 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
747 Add loops argument. Extract data for collapsed OMP_FOR loops.
748 (expand_parallel_call): Assert sched_kind isn't auto,
749 map runtime schedule to index 3.
750 (struct omp_for_data_loop): New type.
751 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
752 Add loop, loops, collapse and iter_type fields.
753 (workshare_safe_to_combine_p): Disallow combined for if
754 iter_type is unsigned long long. Don't combine collapse > 1 loops
755 unless all bounds and steps are constant. Adjust extract_omp_for_data
757 (expand_omp_for_generic): Handle pointer, unsigned and long long
758 iterators. Handle collapsed OMP_FOR loops. Adjust
759 for struct omp_for_data changes. If libgomp function doesn't return
760 boolean_type_node, add comparison of the return value with 0.
761 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
762 pointer, unsigned and long long iterators. Adjust for struct
763 omp_for_data changes.
764 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
765 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
766 unsigned long long. Allocate loops array, pass it to
767 extract_omp_for_data. For collapse > 1 loops use always
768 expand_omp_for_generic.
769 (omp_context): Add sfield_map and srecord_type fields.
770 (is_task_ctx, lookup_sfield): New functions.
771 (use_pointer_for_field): Use is_task_ctx helper. Change first
772 argument's type from const_tree to tree. Clarify comment.
773 In OMP_TASK disallow copy-in/out sharing.
774 (build_sender_ref): Call lookup_sfield instead of lookup_field.
775 (install_var_field): Add mask argument. Populate both record_type
776 and srecord_type if needed.
777 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
779 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
780 and DECL_FIELD_OFFSET.
781 (scan_sharing_clauses): Adjust install_var_field callers. For
782 firstprivate clauses on explicit tasks allocate the var by value in
783 record_type unconditionally, rather than by reference.
784 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
785 Use is_taskreg_ctx instead of is_parallel_ctx.
786 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
787 (create_omp_child_function_name): Add task_copy argument, use
788 *_omp_cpyfn* names if it is true.
789 (create_omp_child_function): Add task_copy argument, if true create
790 *_omp_cpyfn* helper function.
791 (scan_omp_parallel): Adjust create_omp_child_function callers.
792 Rename parallel_nesting_level to taskreg_nesting_level.
793 (scan_omp_task): New function.
794 (lower_rec_input_clauses): Don't run constructors for firstprivate
795 explicit task vars which are initialized by *_omp_cpyfn*.
796 Pass outer var ref to omp_clause_default_ctor hook if
797 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
798 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
799 OMP_CLAUSE_REDUCTION_INIT.
800 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
801 avoid duplicate setting of fields. Handle
802 OMP_CLAUSE_PRIVATE_OUTER_REF.
803 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
804 copy-out if TREE_READONLY, only copy-in.
805 (expand_task_copyfn): New function.
806 (expand_task_call): New function.
807 (struct omp_taskcopy_context): New type.
808 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
810 (lower_omp_parallel): Rename to...
811 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
812 Call create_task_copyfn if srecord_type is needed. Adjust
814 (task_shared_vars): New variable.
815 (check_omp_nesting_restrictions): Warn if work-sharing,
816 barrier, master or ordered region is closely nested inside OMP_TASK.
817 Add warnings for barrier if closely nested inside of work-sharing,
818 ordered, or master region.
819 (scan_omp_1): Call check_omp_nesting_restrictions even for
820 GOMP_barrier calls. Rename parallel_nesting_level to
821 taskreg_nesting_level. Handle OMP_TASK.
822 (lower_lastprivate_clauses): Even if some lastprivate is found on a
823 work-sharing construct, continue looking for them on parent parallel
825 (lower_omp_for_lastprivate): Add lastprivate clauses
826 to the beginning of dlist rather than end. Adjust for struct
827 omp_for_data changes.
828 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
829 not after it. Handle collapsed OMP_FOR loops, adjust for
830 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
831 (get_ws_args_for): Adjust extract_omp_for_data caller.
832 (scan_omp_for): Handle collapsed OMP_FOR
833 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
834 (lower_omp_single_simple): If libgomp function doesn't return
835 boolean_type_node, add comparison of the return value with 0.
836 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
837 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
838 (parallel_nesting_level): Rename to...
839 (taskreg_nesting_level): ... this.
840 (is_taskreg_ctx): New function.
841 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
843 (execute_lower_omp): Rename parallel_nesting_level to
844 taskreg_nesting_level.
845 (expand_omp_parallel): Rename to...
846 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
847 Call omp_task_call for OMP_TASK regions.
848 (expand_omp): Adjust caller, handle OMP_TASK.
849 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
851 * bitmap.c (bitmap_default_obstack_depth): New variable.
852 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
853 if argument is NULL and bitmap_default_obstack is already initialized.
854 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
856 * matrix-reorg.c (matrix_reorg): Likewise.
858 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
860 * config/i386/i386.md (*indirect_jump): Macroize using P
861 mode iterator. Remove !TARGET_64BIT from insn constraints.
862 (*tablejump_1): Ditto.
863 (*indirect_jump_rex64): Remove insn pattern.
864 (*tablejump_1_rex64): Ditto.
865 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
866 and eh_return_si insn patterns.
868 2008-06-06 Richard Guenther <rguenther@suse.de>
870 * tree-ssa-structalias.c (merge_smts_into): Remove.
871 (find_what_p_points_to): Do not bother to compute the
872 points-to set for pt_anything pointers.
873 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
874 for pt_anything pointers is ok.
876 2008-06-06 Jan Hubicka <jh@suse.cz>
878 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
880 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
882 * cgraph.c: Fix typos in comments.
883 (cgraph_availability_names): Fix string typo.
884 * fold-const.c: Fix typos in comments.
885 (fold_binary): Fix typo in warning.
886 * genautomata.c: Fix typos in comments.
887 (check_presence_pattern_sets): Fix typo in local variable.
888 (output_description): Fix typo in output.
889 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
891 * matrix-reorg.c (check_allocation_function): Likewise.
892 * omega.c (smooth_weird_equations): Likewise.
893 * auto-inc-dec.c: Fix typos in comments.
894 * bb-reorder.c: Likewise.
895 * builtins.c: Likewise.
896 * c-common.c: Likewise.
897 * c-cppbuiltin.c: Likewise.
898 * c-parser.c: Likewise.
899 * c-pretty-print.c: Likewise.
900 * cfgcleanup.c: Likewise.
901 * cfgexpand.c: Likewise.
902 * cfghooks.c: Likewise.
903 * cfglayout.c: Likewise.
904 * cfgloopmanip.c: Likewise.
905 * cgraphunit.c: Likewise.
906 * coverage.c: Likewise.
907 * dbxout.c: Likewise.
908 * df-byte-scan.c: Likewise.
909 * df-core.c: Likewise.
910 * df-problems.c: Likewise.
911 * df-scan.c: Likewise.
913 * dominance.c: Likewise.
914 * domwalk.c: Likewise.
916 * dwarf2out.c: Likewise.
917 * emit-rtl.c: Likewise.
918 * et-forest.c: Likewise.
919 * function.c: Likewise.
920 * function.h: Likewise.
922 * gcov-io.c: Likewise.
925 * genattrtab.c: Likewise.
926 * ggc-page.c: Likewise.
927 * gimplify.c: Likewise.
928 * gthr-lynx.h: Likewise.
929 * haifa-sched.c: Likewise.
930 * ipa-cp.c: Likewise.
931 * ipa-inline.c: Likewise.
932 * ipa-prop.h: Likewise.
933 * ipa-pure-const.c: Likewise.
934 * ipa-struct-reorg.c: Likewise.
935 * ipa-struct-reorg.h: Likewise.
936 * ipa-type-escape.c: Likewise.
938 * loop-doloop.c: Likewise.
939 * mips-tfile.c: Likewise.
940 * mkmap-flat.awk: Likewise.
941 * mkmap-symver.awk: Likewise.
942 * modulo-sched.c: Likewise.
943 * omp-low.c: Likewise.
944 * optabs.c: Likewise.
945 * optabs.h: Likewise.
947 * passes.c: Likewise.
948 * postreload-gcse.c: Likewise.
949 * postreload.c: Likewise.
950 * predict.c: Likewise.
951 * pretty-print.h: Likewise.
952 * profile.c: Likewise.
953 * protoize.c: Likewise.
954 * ra-conflict.c: Likewise.
957 * regclass.c: Likewise.
959 * reload.c: Likewise.
960 * rtl-error.c: Likewise.
961 * rtlanal.c: Likewise.
963 * sched-rgn.c: Likewise.
966 * target.h: Likewise.
967 * tree-dfa.c: Likewise.
968 * tree-eh.c: Likewise.
969 * tree-flow-inline.h: Likewise.
970 * tree-inline.c: Likewise.
971 * tree-into-ssa.c: Likewise.
972 * tree-loop-distribution.c: Likewise.
973 * tree-nested.c: Likewise.
974 * tree-parloops.c: Likewise.
975 * tree-pass.h: Likewise.
976 * tree-pretty-print.c: Likewise.
977 * tree-profile.c: Likewise.
978 * tree-scalar-evolution.c: Likewise.
979 * tree-sra.c: Likewise.
980 * tree-ssa-alias-warnings.c: Likewise.
981 * tree-ssa-ccp.c: Likewise.
982 * tree-ssa-coalesce.c: Likewise.
983 * tree-ssa-dom.c: Likewise.
984 * tree-ssa-dse.c: Likewise.
985 * tree-ssa-forwprop.c: Likewise.
986 * tree-ssa-live.c: Likewise.
987 * tree-ssa-live.h: Likewise.
988 * tree-ssa-loop-im.c: Likewise.
989 * tree-ssa-loop-ivopts.c: Likewise.
990 * tree-ssa-loop-niter.c: Likewise.
991 * tree-ssa-loop-prefetch.c: Likewise.
992 * tree-ssa-phiopt.c: Likewise.
993 * tree-ssa-phiprop.c: Likewise.
994 * tree-ssa-sccvn.c: Likewise.
995 * tree-ssa-ter.c: Likewise.
996 * tree-ssa-threadupdate.c: Likewise.
997 * tree-ssa.c: Likewise.
998 * tree-vect-analyze.c: Likewise.
999 * tree-vect-transform.c: Likewise.
1000 * tree-vectorizer.c: Likewise.
1001 * tree-vn.c: Likewise.
1002 * tree-vrp.c: Likewise.
1004 * tree.def: Likewise.
1006 * unwind-dw2-fde.c: Likewise.
1007 * unwind.inc: Likewise.
1008 * value-prof.c: Likewise.
1009 * vmsdbgout.c: Likewise.
1011 2008-06-05 David Edelsohn <edelsohn@gnu.org>
1013 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
1014 always place FP constants in the TOC for TARGET_POWERPC64.
1015 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
1017 2008-06-05 Joseph Myers <joseph@codesourcery.com>
1019 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
1020 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
1021 enable for TARGET_E500_DOUBLE.
1022 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
1023 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
1024 floating-point modes like integer modes for E500 double.
1025 (rs6000_legitimate_offset_address_p): Likewise.
1026 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
1027 addressing for DDmode for E500 double.
1028 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
1029 modes as using 64-bits of registers for E500 double.
1030 (spe_build_register_parallel): Do not handle DDmode or TDmode.
1031 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
1032 specially for E500 double.
1033 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
1034 TDmode for E500 double.
1035 (rs6000_gimplify_va_arg): Only handle SDmode in registers
1036 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
1037 (rs6000_split_multireg_move): Do not handle TDmode specially for
1039 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
1040 using 64-bit registers for E500 double.
1041 (emit_frame_save): Do not handle DDmode specially for E500 double.
1042 (gen_frame_mem_offset): Likewise.
1043 (rs6000_function_value): Do not call spe_build_register_parallel
1044 for DDmode or TDmode.
1045 (rs6000_libcall_value): Likewise.
1046 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
1047 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
1050 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
1052 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
1055 2008-06-04 Junjie Gu <jgu@tensilica.com>
1057 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
1058 comparison for frame pointers.
1060 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
1063 * config/avr/avr.h (PUSH_ROUNDING): Remove.
1065 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
1068 * builtins.c (expand_builtin_signbit): Don't take lowpart when
1069 register is already smaller or equal to required mode.
1071 2008-06-04 Xinliang David Li <davidxl@google.com>
1073 * tree-call-cdce.c: New file.
1074 (cond_dead_built_in_calls): New static variable.
1075 (input_domain): New struct.
1076 (check_pow): New function.
1077 (check_builtin_call): Ditto.
1078 (check_target_format): Ditto.
1079 (is_call_dce_candidate): Ditto.
1080 (gen_one_condition): Ditto.
1081 (gen_conditions_for_domain): Ditto.
1082 (get_domain): Ditto.
1083 (gen_conditions_for_pow_cst_base): Ditto.
1084 (gen_conditions_for_pow_int_base): Ditto.
1085 (gen_conditions_for_pow): Ditto.
1086 (get_no_error_domain): Ditto.
1087 (gen_shrink_wrap_conditions): Ditto.
1088 (shrink_wrap_one_built_in_call): Ditto.
1089 (shink_wrap_conditional_dead_built_in_calls): Ditto.
1090 (tree_call_cdce): Ditto.
1091 (gate_call_cdce): Ditto.
1092 (pass_call_cdce): New gimple pass.
1093 * passes.c: (init_optimization_passes): New pass.
1094 * tree-pass.h: New pass declaration.
1095 * opts.c (decode_options): New flag setting.
1096 * common.opt: Add -ftree-builtin-call-dce flag.
1097 * Makefile.in: Add new source file.
1098 * tempvar.def: New tv_id.
1099 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
1101 2008-06-04 Richard Guenther <rguenther@suse.de>
1103 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
1104 (is_call_clobbered): Always check var_ann->call_clobbered.
1105 (mark_call_clobbered): Always set var_ann->call_clobbered.
1106 (clear_call_clobbered): Always clear var_ann->call_clobbered.
1107 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
1108 (reset_alias_info): Clear call clobbering info on MTAGs and
1110 (set_pt_anything): Set pt_global_mem.
1111 (create_tag_raw): Adjust comment.
1112 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
1114 2008-06-04 Joseph Myers <joseph@codesourcery.com>
1115 Maxim Kuvyrkov <maxim@codesourcery.com>
1117 * config/m68k/m68k.opt (mxgot): New option.
1118 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
1119 (m68k_output_addr_const_extra): New.
1120 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
1121 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
1122 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
1123 * doc/invoke.texi (M680x0 Options): Document -mxgot.
1125 2008-06-04 Richard Guenther <rguenther@suse.de>
1127 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
1128 negative or non-representable offsets.
1130 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
1132 * config/i386/i386.c (ix86_gen_leave): New.
1133 (ix86_gen_pop1): Likewise.
1134 (ix86_gen_add3): Likewise.
1135 (ix86_gen_sub3): Likewise.
1136 (ix86_gen_sub3_carry): Likewise.
1137 (ix86_gen_one_cmpl2): Likewise.
1138 (ix86_gen_monitor): Likewise.
1139 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
1140 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
1141 ix86_gen_one_cmpl2 and ix86_gen_monitor.
1142 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
1143 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
1144 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
1145 (ix86_expand_epilogue): Updated.
1146 (print_operand): Handle integer register operand for 'z'.
1147 (ix86_expand_strlensi_unroll_1): Likewise.
1148 (ix86_expand_strlen): Likewise.
1149 (ix86_expand_builtin): Likewise.
1150 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
1151 mov{q}/mov{l} and add{q}/add{l}.
1153 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1155 * config/i386/i386.md (P): New mode iterator.
1156 (SFmode push_operand splitter): Macroize DImode and SImode pushes
1157 using P mode iterator.
1158 (DFmode push_operand splitter): Ditto.
1159 (XFmode push_operand splitter): Ditto.
1160 (DFmode float_extend SFmode push_operand splitter): Ditto.
1161 (XFmode float_extend SFmode push_operand splitter): Do not generate
1162 SImode pushes for 64bit target. Macroize Dimode and SImode
1163 pushes using P mode iterator.
1164 (XFmode float_extend DFmode push_operand splitter): Ditto.
1166 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1168 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
1169 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
1170 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
1172 (ix86_call_abi_override): Remove check for call_used_regs.
1174 2008-06-03 Richard Guenther <rguenther@suse.de>
1176 * tree-ssa-structalias.c (find_func_aliases): Add constraints
1177 for the lhs of calls if the return type contains pointers.
1179 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1181 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
1182 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
1183 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
1184 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
1185 of cfun and DEFAULT_ABI to deceide abi mode.
1187 (REG_PARM_STACK_SPACE): Removed.
1188 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
1189 (STACK_BOUNDARY): Use default target to deceide stack boundary.
1190 * config/i386/i386-protos.h (ix86_cfun_abi): New.
1191 (ix86_function_abi): Likewise.
1192 (ix86_function_type_abi): Likewise.
1193 (ix86_call_abi_override): Likewise.
1194 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
1195 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
1196 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
1197 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
1199 (X86_64_REGPARM_MAX): New.
1200 (X86_64_SSE_REGPARM_MAX): New.
1201 (X64_REGPARM_MAX): New.
1202 (X64_SSE_REGPARM_MAX): New.
1203 (X86_32_REGPARM_MAX): New.
1204 (X86_32_SSE_REGPARM_MAX): New.
1205 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
1206 (ix86_function_regparm): Handle user calling abi.
1207 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
1208 by DEFAULT_ABI versus SYSV_ABI check.
1209 (ix86_reg_parm_stack_space): New.
1210 (ix86_function_type_abi): New.
1211 (ix86_call_abi_override): New.
1212 (ix86_function_abi): New.
1213 (ix86_cfun_abi): New.
1214 (init_cumulative_args): Call abi specific initialization.
1215 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
1216 (function_arg_64): Extend SSE_REGPARM_MAX check.
1217 (function_arg (): Remove TARGET_64BIT_MS_ABI.
1218 (ix86_pass_by_reference): Likewise.
1219 (ix86_function_value_regno_p): Likewise.
1220 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
1221 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
1222 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
1223 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
1224 (setup_incoming_varargs_64): Adjust regparm for call abi.
1225 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
1226 (ix86_va_start): Likewise.
1227 (ix86_gimplify_va_arg): Likewise.
1228 (ix86_expand_prologue): Likewise.
1229 (output_pic_addr_const): Likewise.
1230 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
1231 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
1232 (x86_output_mi_thunk): Likewise.
1233 (x86_function_profiler): Likewise.
1234 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
1235 (SYSV_ABI, MS_ABI): New constants.
1237 (init_regs): Add prototype of function in regclass.c file.
1238 (OVERRIDE_ABI_FORMAT): New.
1239 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
1240 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
1241 (OUTGOING_REG_PARM_STACK_SPACE): New.
1242 (ix86_reg_parm_stack_space): New prototype.
1243 (CUMULATIVE_ARGS): Add call_abi member.
1244 (machine_function): Add call_abi member.
1245 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
1246 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
1248 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
1251 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
1252 (avr_builtin_setjmp_frame_value): New function.
1253 * config/avr/avr.md (nonlocal_goto_receiver): Define.
1254 (nonlocal_goto): Define.
1256 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
1258 * config/mips/mips.c (mips_emit_loadgp): Return early if
1259 there is nothing do to, otherwise emit a blockage if
1260 !TARGET_EXPLICIT_RELOCS || crtl->profile.
1261 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
1263 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1265 * configure.ac: Drop unneeded backslash ending up in config.in.
1266 * acinclude.m4: Likewise.
1267 * config.in: Regenerate.
1269 2008-05-26 Jan Hubicka <jh@suse.cz>
1271 * predict.c (maybe_hot_frequency_p): Break out of...
1272 (maybe_hot_bb_p): ... here.
1273 (maybe_hot_edge_p): New.
1274 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
1275 * basic-block.h (maybe_hot_edge_p): Declare.
1277 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
1279 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
1280 (*cmpfp_<mode>_cc): Ditto.
1281 (*fp_jcc_8<mode>_387): Ditto.
1282 (*fop_<MODEF:mode>_2_i387): Ditto.
1283 (*fop_<MODEF:mode>_3_i387): Ditto.
1284 (*fop_xf_2_i387): Ditto.
1285 (*fop_xf_3_i387): Ditto.
1287 2008-06-02 Tomas Bily <tbily@suse.cz>
1289 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
1291 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1293 * config/mips/mips.c (mips_valid_offset_p): New function.
1294 (mips_valid_lo_sum_p): Likewise.
1295 (mips_classify_address): Use them.
1296 (mips_force_address): New function.
1297 (mips_legitimize_address): Use it.
1298 * config/mips/mips.md (MOVE128): New mode iterator.
1299 (movtf): Require TARGET_64BIT. Remove empty strings.
1300 (*movtf_internal): Rename to...
1301 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
1302 of "R" and use {,fp}{load,store} attributes instead of "multi".
1303 Use a separate define_split.
1304 (*movtf_mips16): New pattern.
1306 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1308 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
1309 * config/mips/mips.c (mips_expand_before_return): New function.
1310 (mips_expand_epilogue): Call it.
1311 * config/mips/mips.md (return): Turn into a define_expand.
1312 (*return): New insn.
1314 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1316 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
1317 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
1318 functions. Do not emit uses and clobbers of CONCATs; individually
1319 use and clobber their operands.
1320 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
1321 gen_clobber, emit_use and gen_use.
1322 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
1323 (expand_builtin_return): Likewise.
1324 * cfgbuild.c (count_basic_blocks): Likewise.
1325 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
1326 * explow.c (emit_stack_restore): Likewise.
1327 * expmed.c (extract_bit_field_1): Likewise.
1328 * expr.c (convert_move, emit_move_complex_parts): Likewise.
1329 (emit_move_multi_word, store_constructor): Likewise.
1330 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
1331 (thread_prologue_and_epilogue_insns): Likewise.
1332 * lower-subreg.c (resolve_simple_move): Likewise.
1333 * optabs.c (widen_operand, expand_binop): Likewise.
1334 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
1335 * reload.c (find_reloads): Likewise.
1336 * reload1.c (eliminate_regs_in_insn): Likewise.
1337 * stmt.c (expand_nl_goto_receiver): Likewise.
1338 * config/alpha/alpha.md (builtin_longjmp): Likewise.
1339 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
1340 * config/arm/arm.c (arm_load_pic_register): Likewise.
1341 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
1342 * config/arm/arm.md (untyped_return): Likewise.
1343 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
1344 * config/avr/avr.c (expand_prologue): Likewise.
1345 * config/bfin/bfin.c (do_unlink): Likewise.
1346 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
1347 * config/cris/cris.c (cris_expand_prologue): Likewise.
1348 * config/darwin.c (machopic_indirect_data_reference): Likewise.
1349 (machopic_legitimize_pic_address): Likewise.
1350 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
1351 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
1352 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
1353 (ix86_expand_convert_uns_didf_sse): Likewise.
1354 (ix86_expand_vector_init_general): Likewise.
1355 * config/ia64/ia64.md (eh_epilogue): Likewise.
1356 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
1357 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
1358 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
1359 (config/iq2000/iq2000.c): Likewise.
1360 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1361 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
1362 (builtin_longjmp): Likewise.
1363 * config/mn10300/mn10300.md (call, call_value): Likewise.
1364 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
1365 * config/pdp11/pdp11.md (abshi2): Likewise.
1366 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
1367 * config/s390/s390.c (s390_emit_prologue): Likewise.
1368 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
1369 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
1370 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
1371 * config/sh/sh.c (prepare_move_operands): Likewise.
1372 (output_stack_adjust, sh_expand_epilogue): Likewise.
1373 (sh_set_return_address, sh_expand_t_scc): Likewise.
1374 * config/sparc/sparc.c (load_pic_register): Likewise.
1375 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
1376 * config/spu/spu.c (spu_expand_epilogue): Likewise.
1377 * config/v850/v850.c (expand_epilogue): Likewise.
1379 2008-05-31 Anatoly Sokolov <aesok@post.ru>
1381 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
1382 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
1383 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
1384 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
1385 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
1386 stack pointer register.
1387 (output_movhi): Remove code for interrupt specific writing to the
1388 stack pointer register.
1390 2008-05-31 Richard Guenther <rguenther@suse.de>
1392 PR tree-optimization/34244
1393 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
1394 (tree_expr_nonzero_warnv_p): Likewise.
1395 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1396 ssa_name_nonnegative_p.
1397 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
1398 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
1399 not tree_expr_nonzero_warnv_p.
1401 PR tree-optimization/36262
1403 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
1405 PR tree-optimization/34244
1406 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
1407 (record_numbers_of_iterations): New function.
1408 (execute_vrp): Cache the numbers of iterations of loops.
1409 * tree-scalar-evolution.c (scev_reset_except_niters):
1411 (scev_reset): Use scev_reset_except_niters.
1412 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
1414 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
1416 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1417 __WORKAROUND_RETS when appropriate.
1419 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
1421 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
1422 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
1424 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
1425 *fop_df_comm_sse insn patterns using MODEF mode iterator.
1426 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
1427 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
1428 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
1429 *fop_df_1_mixed insn patterns using MODEF mode iterator.
1430 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
1431 *fop_df_1_sse insn patterns using MODEF mode iterator.
1432 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
1433 *fop_df_1_i387 insn patterns using MODEF mode iterator.
1434 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
1435 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
1436 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
1437 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
1438 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
1439 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
1440 (*fop_xf_4_i387): Use <MODE> for mode attribute.
1441 (*fop_xf_5_i387): Ditto.
1442 (*fop_xf_6_i387): Ditto.
1444 2008-05-30 Richard Guenther <rguenther@suse.de>
1446 * builtins.c (build_string_literal): Avoid generating
1447 a non-gimple_val result.
1449 2008-05-30 DJ Delorie <dj@redhat.com>
1451 * exec-tool.in: Use an environment variable (private) instead of a
1452 file (shared) as a semaphore, so as to not break parallel builds.
1454 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
1456 * optabs.c (maybe_encapsulate_block): Remove.
1457 (emit_libcall_block): Adjust accordingly.
1458 * optabs.h (maybe_encapsulate_block): Remove prototype.
1460 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
1461 Don't use maybe_encapsulate_block.
1463 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
1465 * config/rs6000/rs6000.c (rs6000_legitimize_address,
1466 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
1467 rtx is a SYMBOL_REF before calling get_pool_constant.
1469 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
1471 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
1473 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
1475 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
1476 rather than OS names to choose INO_T_EQ definition.
1477 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
1478 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
1480 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
1483 * config/darwin-f.c: New.
1484 * config/t-darwin: Added rule to build darwin-f.o.
1485 * config.gcc: Defined new variable, fortran_target_objs.
1486 (*-*-darwin*): Set fortran_target_objs.
1487 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
1488 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
1489 * configure: Regenerated.
1491 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
1494 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
1495 canonical type if needed.
1497 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
1499 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
1501 2008-05-29 Richard Guenther <rguenther@suse.de>
1503 PR tree-optimization/36343
1504 PR tree-optimization/36346
1505 PR tree-optimization/36347
1506 * tree-flow.h (clobber_what_p_points_to): Declare.
1507 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
1508 pointed-to variable is dereferenced is irrelevant to whether
1509 the pointer can access the pointed-to variable.
1510 (clobber_what_p_points_to): New function.
1511 * tree-ssa-alias.c (set_initial_properties): Use it.
1512 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
1513 call clobber check for NMTs.
1515 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1517 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
1518 for printing gcov_type.
1520 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1522 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
1523 and the eh region information.
1524 * value-prof.c (gimple_move_stmt_histograms): New function.
1525 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
1527 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
1529 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
1531 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1533 * value-prof.c (tree_ic_transform): Print counts.
1534 * tree-profile.c (tree_gen_ic_func_profiler):
1535 Clear __gcov_indreict_call_callee variable to avoid misattribution
1538 2008-05-28 Rafael Espindola <espindola@google.com>
1540 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
1543 2008-05-28 Richard Guenther <rguenther@suse.de>
1545 PR tree-optimization/36339
1546 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
1547 and clobbering code out of the loop.
1549 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1551 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
1554 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
1555 s390_contiguous_bitmask_p, s390_symref_operand_p,
1556 s390_check_symref_alignment, s390_reload_larl_operand,
1557 s390_reload_symref_address): New functions.
1558 (s390_branch_condition_mnemonic): Support compare and branch
1560 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
1561 and 'W' constraints.
1562 (s390_secondary_reload): Add secondary reloads for unaligned
1563 symbol refs or symbol refs to floating point or QI/TI mode
1565 (legitimate_address_p): Accept symbol references as addresses.
1566 (s390_expand_insv): Use rotate and insert selected bits
1567 instruction for insv when building for z10.
1568 (print_operand_address): Handle symbol ref addresses.
1569 (print_operand): Output modifier 'c' added for signed byte values.
1570 (s390_encode_section_info): Mark symbol refs with
1571 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
1573 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
1574 (length attribute): RRF, RRR have 4 byte length.
1575 (FPALL, INTALL): New mode iterators added.
1576 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
1577 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
1578 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
1579 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
1580 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
1581 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
1582 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
1583 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
1585 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
1586 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
1587 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
1588 reload<INTALL:mode><P:mode>_toreg_z10,
1589 reload<FPALL:mode><P:mode>_tomem_z10,
1590 reload<FPALL:mode><P:mode>_toreg_z10,
1591 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
1592 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
1593 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
1594 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
1596 (movmem, clrmem, cmpmem): New splitters added.
1598 * config/s390/predicates.md (larl_operand): Use
1599 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
1600 SYMBOL_REF_ALIGN1_P.
1601 (s390_signed_integer_comparison,
1602 s390_unsigned_integer_comparison): New predicates.
1604 * config/s390/s390-protos.h (s390_check_symref_alignment,
1605 s390_contiguous_bitmask_p, s390_reload_larl_operand,
1606 s390_reload_symref_address,
1607 s390_compare_and_branch_condition_mask): Prototypes added.
1609 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
1610 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
1611 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
1613 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1615 * config/s390/s390.c (z10_cost): New cost function for z10.
1616 (s390_handle_arch_option, override_options): Support -march=z10 switch.
1617 (s390_issue_rate): Adjust issue rate for z10.
1618 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
1619 (processor_flags): Add PF_Z10.
1620 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
1621 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
1622 * gcc/config.gcc: Add z10.
1624 2008-05-28 Richard Guenther <rguenther@suse.de>
1626 PR tree-optimization/36291
1627 * tree-flow. h (struct gimple_df): Remove var_anns member.
1628 * tree-flow-inline.h (gimple_var_anns): Remove.
1629 (var_ann): Simplify.
1630 * tree-dfa.c (create_var_ann): Simplify.
1631 (remove_referenced_var): Clear alias info from var_anns of globals.
1632 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
1633 (delete_tree_ssa): Clear alias info from var_anns of globals.
1634 Do not free var_anns.
1635 (var_ann_eq): Remove.
1636 (var_ann_hash): Likewise.
1638 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
1640 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
1641 and loongson2f entries.
1642 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
1643 * config/mips/mips.h (processor_type): Add Loongson-2E
1644 and Loongson-2F entries.
1645 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
1646 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
1647 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
1648 * doc/invoke.texi (MIPS Options): Document loongson2e
1649 and loongson2f processor names.
1651 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1655 * config/i386/i386.c (ix86_function_arg_boundary): Use
1656 alignment of canonical type.
1657 (ix86_expand_vector_move): Check unaligned memory access for
1660 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1662 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
1663 Moved to the front of file.
1665 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
1666 H.J. Lu <hongjiu.lu@intel.com>
1668 * dwarf2out.c (current_fde): New.
1670 (lookup_cfa:): Likewise.
1671 (dwarf2out_end_epilogue): Likewise.
1672 (dwarf2out_note_section_used): Likewise.
1674 2008-05-27 Michael Matz <matz@suse.de>
1677 * c.opt (Wenum-compare): New warning option.
1678 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
1680 2008-05-27 Michael Matz <matz@suse.de>
1683 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
1685 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
1686 into memory as tail calls.
1688 2008-05-27 Richard Guenther <rguenther@suse.de>
1690 PR tree-optimization/36339
1691 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
1692 pointers cause all addressable variables to be call clobbered.
1694 2008-05-27 Richard Guenther <rguenther@suse.de>
1696 PR tree-optimization/36245
1697 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
1699 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1701 * config/s390/s390.md: Replace all occurences of the 'm'
1702 constraint with 'RT'.
1704 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1706 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
1708 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
1710 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
1711 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
1712 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
1714 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1716 * reload.c: (find_reloads): Skip alternatives according to the
1717 "enabled" attribute. Constify the constraint variable.
1718 * recog.c (get_attr_enabled): Add default implementation.
1719 (extract_insn): Set the alternative_enabled_p array
1720 in the recog_data struct.
1721 (preprocess_constraints, constrain_operands): Skip
1722 alternatives according to the "enabled" attribute
1723 * recog.h (struct recog_data): New field alternative_enabled_p.
1724 (skip_alternative): New inline function.
1725 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
1726 (record_reg_classes): Skip alternative according to the
1727 "enabled" attribute.
1729 * doc/md.texi: Add documention for the "enabled" attribute.
1731 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1733 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
1734 * postreload.c (reload_cse_simplify_operands): Replace 'm'
1735 constraint with TARGET_MEM_CONSTRAINT.
1736 * recog.c (asm_operand_ok, preprocess_constraints,
1737 constrain_operands): Likewise.
1738 * regclass.c (record_reg_classes): Likewise.
1739 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
1740 * reload1.c (maybe_fix_stack_asms): Likewise.
1741 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
1742 * recog.h: Adjust comment.
1743 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
1744 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
1745 * doc/md.texi: Add a note to description of 'm' constraint.
1746 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
1748 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
1750 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
1751 that the bitfield is of integral type before testing its precision.
1753 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1754 Sa Liu <saliu@de.ibm.com>
1756 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
1757 __modti3, __udivti3, __umodti3 and __udivmodti4.
1758 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
1759 that implement TImode mul and div functions.
1760 * config/spu/multi3.c: New. Implement __multi3.
1761 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
1762 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
1765 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
1767 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
1768 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
1769 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
1770 tls_sysv_suffix): New mode and mode attribute iterators.
1771 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
1772 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
1773 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
1774 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
1775 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
1778 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
1780 PR tree-optimization/36329
1781 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
1782 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
1783 * cgraphbuild.c (initialize_inline_failed): Use the latter
1784 macro in lieu of the former.
1785 * ipa-inline.c (cgraph_mark_inline): Likewise.
1786 (cgraph_decide_inlining_of_small_function): Likewise.
1787 (cgraph_decide_inlining): Likewise.
1788 (cgraph_decide_inlining_incrementally): Likewise.
1790 2008-05-26 Tristan Gingold <gingold@adacore.com>
1791 Anatoly Sokolov <aesok@post.ru>
1793 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
1794 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
1795 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
1796 optimization for 'avr6' architecture.
1798 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
1801 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
1803 2008-05-26 Richard Guenther <rguenther@suse.de>
1805 * tree-ssa-sccvn.c (expr_has_constants): Declare.
1806 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
1808 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
1811 * caller-save.c (insert_restore): Verify alignment of spill space.
1812 (insert_save): Likewise.
1813 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
1814 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
1815 (STACK_SLOT_ALIGNMENT): Likewise.
1816 * function.c (LOCAL_ALIGNMENT): Removed.
1817 (get_stack_local_alignment): New.
1818 (assign_stack_local): Use it. Set alignment on stack slot.
1819 (assign_stack_temp_for_type): Use get_stack_local_alignment.
1820 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
1821 (STACK_SLOT_ALIGNMENT): New.
1822 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
1823 stack slot in XFmode.
1825 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
1827 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
1830 * config/i386/i386.md (allocate_stack_worker_64): Make sure
1831 argument operand in rax isn't removed.
1833 2008-05-26 Richard Guenther <rguenther@suse.de>
1836 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
1837 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
1839 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1842 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
1844 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
1846 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
1847 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
1849 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
1851 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
1852 build a trampoline if we don't want one.
1853 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
1854 return zero for nested functions if we don't want a trampoline.
1856 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1858 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
1860 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1863 * c.opt: Removed undocumented option '-lang-fortran'.
1864 * c-common.h: Removed global variable 'lang_fortran'.
1865 * c-opts.c (c_common_handle_option): Removed code to handle
1866 option '-lang-fortran'. Updated includes.
1867 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
1868 definition of '__GFORTRAN__'.
1869 (define__GNUC__): Reimplemented to use BASEVER and
1870 cpp_define_formatted.
1871 (builtin_define_with_value_n): Removed.
1872 * c-incpath.h: Renamed to ...
1873 * incpath.h: ... this.
1874 * c-incpath.c: Renamed to ...
1875 * incpath.c: ... this. Updated includes.
1876 * fix-header.c: Updated includes.
1877 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
1878 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
1879 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
1881 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
1883 * tree.h: Update the table of flags used on tree nodes.
1884 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
1885 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
1886 (FORCED_LABEL): Add access check.
1887 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
1888 (ASM_INPUT_P): Likewise.
1889 (ASM_VOLATILE_P): Likewise.
1890 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
1891 (OMP_SECTION_LAST): Access private_flag directly.
1892 (OMP_RETURN_NOWAIT): Likewise.
1893 (OMP_PARALLEL_COMBINED): Likewise.
1894 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
1895 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
1896 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
1897 deprecated_flag directly.
1899 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
1901 * final.c (frame_pointer_needed): Removed.
1902 * flags.h (frame_pointer_needed): Likewise.
1904 * function.h (rtl_data): Add frame_pointer_needed.
1905 (frame_pointer_needed): New.
1907 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
1909 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
1911 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
1913 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
1916 2008-05-25 Alan Modra <amodra@bigpond.net.au>
1918 * c-common.c (strip_array_types): Move function to..
1920 (get_inner_array_type): Delete.
1921 * c-common.h (strip_array_types): Move declaration to..
1923 (get_inner_array_type): Delete.
1924 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
1925 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
1926 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
1927 * config/pa/pa.c (emit_move_sequence): Likewise.
1929 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
1931 * config/i386/i386.md (*sse_prologue_save_insn): Set length
1934 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
1936 * function.c: Include target hook for nonlocal_goto frame value.
1938 2008-05-24 Richard Guenther <rguenther@suse.de>
1940 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
1941 variable can be only accessed through a pointer or a union.
1943 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1945 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
1946 * doc/extend.texi: Likewise.
1948 2008-05-23 DJ Delorie <dj@redhat.com>
1950 * config/m32c/jump.md (untyped_call): Add.
1952 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
1954 (m32c_address_cost): Detail costs for indirect offsets.
1956 2008-05-23 Rafael Espindola <espindola@google.com>
1958 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
1959 if a node is a SUBREG.
1960 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
1963 2008-05-23 Paul Brook <paul@codesourcery.com>
1964 Carlos O'Donell <carlos@codesourcery.com>
1966 * doc/extend.texi: Clarify use of __attribute__((naked)).
1967 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
1968 * target.h (gcc_target): Add allocate_stack_slots_for_args.
1969 * function.c (use_register_for_decl): Use
1970 targetm.calls.allocate_stack_slots_for_args.
1971 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
1972 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
1973 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
1975 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
1977 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
1979 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
1981 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
1982 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
1983 is only rounded once.
1985 2008-05-23 Richard Guenther <rguenther@suse.de>
1987 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
1989 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
1990 Jakub Jelinek <jakub@redhat.com>
1993 * configure.ac: Handle --enable-cld.
1994 * configure: Regenerated.
1995 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
1996 * config/i386/i386.h (struct machine_function): Add needs_cld field.
1997 (ix86_current_function_needs_cld): New define.
1998 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
1999 (cld): New isns pattern.
2000 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
2001 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
2002 * config/i386/i386.opt (mcld): New option.
2003 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
2004 TARGET_CLD and ix86_current_function_needs_cld.
2005 (override_options): Use -mcld by default for 32-bit code if
2008 * doc/install.texi (Options specification): Document --enable-cld.
2009 * doc/invoke.texi (Machine Dependent Options)
2010 [i386 and x86-64 Options]: Add -mcld option.
2011 (Intel 386 and AMD x86-64 Options): Document -mcld option.
2013 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
2014 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
2015 (return_in_memory_64): Likewise.
2016 (return_in_memory_ms_64): Likewise.
2018 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2020 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
2021 * builtins.c (fold_builtin_fpclassify): New.
2022 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
2023 * builtins.def (BUILT_IN_FPCLASSIFY): New.
2024 * c-common.c (handle_type_generic_attribute): Adjust to accept
2025 fixed arguments before an elipsis.
2026 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
2027 * doc/extend.texi: Document __builtin_fpclassify.
2029 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
2031 * omp-low.c (gate_expand_omp_ssa): Remove.
2032 (pass_expand_omp_ssa): Remove.
2033 (gate_expand_omp): Do not check for flag_openmp_ssa.
2034 * common.opt (-fopenmp-ssa): Remove.
2035 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
2037 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
2039 * config/sh/sh.opt (mfixed-range): New option.
2040 * config/sh/sh-protos.h (sh_fix_range): Declare.
2041 * config/sh/sh.c (sh_fix_range): New function.
2042 * config/sh/sh.h (sh_fixed_range_str): Declare.
2043 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
2045 * doc/invoke.texi (SH Options): Document -mfixed-range.
2047 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
2049 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
2050 it before the redeclaration.
2052 2008-05-22 Anatoly Sokolov <aesok@post.ru>
2054 * config/avr/avr.c (get_sequence_length): Add new function.
2055 (expand_prologue, expand_epilogue): Remove duplicate code.
2057 2008-05-22 Rafael Espindola <espindola@google.com>
2059 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
2062 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
2064 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
2065 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
2067 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
2068 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
2069 (vect_update_misalignment_for_peel): Likewise.
2070 (vector_alignment_reachable_p): Likewise.
2071 * tree-vect-transform.c (vectorizable_load): Likewise.
2072 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
2073 (get_vectype_for_scalar_type): Pass mode of scalar_type
2074 to UNITS_PER_SIMD_WORD.
2076 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
2077 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
2078 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
2079 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
2080 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
2082 2008-05-22 Ira Rosen <irar@il.ibm.com>
2084 PR tree-optimization/36293
2085 * tree-vect-transform.c (vect_transform_strided_load): Don't check
2086 if the first load must be skipped because of a gap.
2088 2008-05-22 Richard Guenther <rguenther@suse.de>
2090 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
2091 more cases of offset disambiguation that is possible if
2092 strict-aliasing rules apply.
2093 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
2094 for basic offset and type-based disambiguation.
2096 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2098 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
2099 ix86_expand_vector_set on V16QImode for SSE4.1.
2101 2008-05-21 Tom Tromey <tromey@redhat.com>
2103 * c.opt (Wimport): Mark as undocumented.
2104 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
2106 (Warning Options): Likewise.
2107 * doc/cppopts.texi: Don't mention -Wimport.
2109 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
2111 PR tree-optimization/36287
2112 PR tree-optimization/36286
2113 * lambda-code.c (build_access_matrix): Do not use the loop->num
2114 for computing the number of induction variables: use the loop depth
2117 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
2120 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
2121 option -f(no-)leading-underscore.
2123 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2125 * config/i386/i386.c (ix86_expand_vector_init_general): Use
2126 GET_MODE_NUNITS (mode).
2128 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
2130 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
2131 (-mmulhw): Add 464 to description.
2132 (-mdlmzb): Likewise.
2133 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
2134 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
2136 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
2137 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
2138 * config/rs6000/rs6000.md: Update comments for 464.
2140 2008-05-21 Janis Johnson <janis187@us.ibm.com>
2142 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
2144 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2146 * config/i386/sse.md (vec_extractv4sf): Removed.
2147 (vec_extractv2df): Likewise.
2148 (vec_extractv2di): Likewise.
2149 (vec_extractv4si): Likewise.
2150 (vec_extractv8hi): Likewise.
2151 (vec_extractv16qi): Likewise.
2152 (vec_extract<mode>): New.
2154 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2156 * config/i386/sse.md (vec_setv4sf): Removed.
2157 (vec_setv2df): Likewise.
2158 (vec_setv2di): Likewise.
2159 (vec_setv4si): Likewise.
2160 (vec_setv8hi): Likewise.
2161 (vec_setv16qi): Likewise.
2162 (vec_set<mode>): New.
2164 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2166 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
2167 goto for vec_concat and vec_interleave.
2169 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2171 * config/i386/sse.md (vec_initv4sf): Removed.
2172 (vec_initv2df): Likewise.
2173 (vec_initv2di): Likewise.
2174 (vec_initv4si): Likewise.
2175 (vec_initv8hi): Likewise.
2176 (vec_initv16qi): Likewise.
2177 (vec_init<mode>): New.
2179 2008-05-21 Joseph Myers <joseph@codesourcery.com>
2181 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
2183 2008-05-21 Tom Tromey <tromey@redhat.com>
2185 * ggc-zone.c (lookup_page_table_if_allocated): New function.
2186 (zone_find_object_offset): Likewise.
2187 (gt_ggc_m_S): Likewise.
2188 (highest_bit): Likewise.
2189 * ggc-page.c (gt_ggc_m_S): New function.
2190 * stringpool.c (string_stack): Remove.
2191 (init_stringpool): Update.
2192 (ggc_alloc_string): Use ggc_alloc.
2193 (maybe_delete_ident): New function.
2194 (ggc_purge_stringpool): Likewise.
2195 (gt_ggc_m_S): Remove.
2196 * ggc-common.c (ggc_protect_identifiers): New global.
2197 (ggc_mark_roots): Call ggc_purge_stringpool. Use
2198 ggc_protect_identifiers.
2199 * ggc.h (ggc_protect_identifiers): Declare.
2200 (gt_ggc_m_S): Update.
2201 (ggc_purge_stringpool): Declare.
2202 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
2203 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
2205 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
2207 2008-05-21 David S. Miller <davem@davemloft.net>
2209 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
2212 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
2214 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
2217 2008-05-20 David Daney <ddaney@avtrex.com>
2219 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
2220 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
2221 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2222 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2223 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
2224 (atomic_hiqi_op): New define_code_iterator.
2225 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
2226 mips_expand_compare_and_swap_12.
2227 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
2228 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
2229 (sync_<optab><mode>, sync_old_<optab><mode>,
2230 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2231 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
2232 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
2233 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
2234 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
2235 (test_and_set_12): New insn.
2236 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
2237 sync_new_<optab><mode>, sync_old_nand<mode>,
2238 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
2239 clobber to operand 0 for SI and DI mode insns.
2240 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
2241 mips_gen_fn_4): New typedefs.
2242 (mips_gen_fn_ptrs): Define new union type.
2243 (mips_expand_compare_and_swap_12): Remove declaration.
2244 (mips_expand_atomic_qihi): Declare function.
2245 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
2246 (mips_expand_atomic_qihi): ... this. Use new generator function
2248 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
2249 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
2250 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
2251 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
2252 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
2253 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
2254 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
2255 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
2256 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
2257 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
2260 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
2262 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
2265 2008-05-20 Anatoly Sokolov <aesok@post.ru>
2267 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
2268 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
2269 (avr_attribute_table): Add 'OS_main' function attribute.
2270 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
2271 functions with 'OS_main' attribute.
2273 2008-05-20 Richard Guenther <rguenther@suse.de>
2275 PR tree-optimization/35204
2276 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
2277 helper, split out from ...
2278 (DFS): ... here. Make the DFS walk non-recursive.
2280 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
2281 Jan Sjodin <jan.sjodin@amd.com>
2283 PR tree-optimization/36181
2284 * tree-parloops.c (loop_has_vector_phi_nodes): New.
2285 (parallelize_loops): Don't parallelize when the loop has vector
2288 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2289 Sebastian Pop <sebastian.pop@amd.com>
2291 * tree-loop-linear.c (gather_interchange_stats): Look in the access
2292 matrix, and never look at the tree representation of the memory
2294 (linear_transform_loops): Computes parameters and access matrices.
2295 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
2297 (access_matrix_get_index_for_parameter): New.
2298 * tree-data-ref.h (struct access_matrix): New.
2299 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
2300 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
2301 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
2302 am_vector_index_for_loop): New.
2303 (struct data_reference): Add field access_matrix.
2304 (DR_ACCESS_MATRIX): New.
2305 (compute_data_dependences_for_loop): Update declaration.
2306 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
2307 * lambda.h (lambda_vector_vec_p): Declared.
2308 * lambda-code.c: Depend on pointer-set.h.
2309 (lambda_collect_parameters_from_af, lambda_collect_parameters,
2310 av_for_af_base, av_for_af, build_access_matrix,
2311 lambda_compute_access_matrices): New.
2312 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
2314 2008-05-20 Joseph Myers <joseph@codesourcery.com>
2316 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
2319 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2320 Sebastian Pop <sebastian.pop@amd.com>
2322 PR tree-optimization/36206
2323 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
2325 (instantiate_scev_1): Rename flags to fold_conversions.
2326 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
2327 outeside instantiation_loop.
2328 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
2329 (evolution_function_is_affine_or_constant_p): Removed.
2330 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
2332 (analyze_siv_subscript): Pass in the loop nest number.
2333 Call evolution_function_is_affine_in_loop instead of
2334 evolution_function_is_affine_p.
2335 (analyze_overlapping_iterations): Pass in the loop nest number.
2337 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2338 Sebastian Pop <sebastian.pop@amd.com>
2340 PR tree-optimization/36206
2341 * tree-chrec.h (chrec_fold_op): New.
2342 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
2345 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
2347 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
2349 (remove_duplicates): Do not set inode on non-inode systems.
2352 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
2354 * config.gcc (tm_file): Update comments about relative pathnames.
2356 2008-05-20 Richard Guenther <rguenther@suse.de>
2358 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
2359 * tree-ssa-sccvn.c (process_scc): Likewise.
2360 * tree-ssa-sink.c (execute_sink_code): Likewise.
2361 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
2362 * tree-vrp.c (process_assert_insertions): Likewise.
2363 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
2364 (perform_tree_ssa_dce): Likewise.
2365 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2366 (dump_dominator_optimization_stats): Likewise.
2367 * tree-vectorizer.c (vectorize_loops): Likewise.
2369 2008-05-20 Richard Guenther <rguenther@suse.de>
2371 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
2373 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
2375 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
2376 (ix86_i386elf_return_in_memory): Likewise.
2377 (ix86_i386interix_return_in_memory): Likewise.
2378 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
2379 (SUBTARGET_RETURN_IN_MEMORY): New.
2380 * config/i386/i386elf.h: Likewise.
2381 * config/i386/ptx4-i.h: Likewise.
2382 * config/i386/sol2-10.h: Likewise.
2383 * config/i386/sysv4.h: Likewise.
2384 * config/i386/vx-common.h: Likewise.
2385 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
2386 * config/i386/i386.c (ix86_return_in_memory): Made static and
2387 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
2388 (ix86_i386elf_return_in_memory): Removed.
2389 (ix86_i386interix_return_in_memory): Removed.
2390 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
2391 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
2393 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
2395 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
2397 2008-05-19 Xinliang David Li <davidxl@google.com>
2399 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
2401 * common.opt: Ditto.
2402 * doc/invoke.texi: Ditto.
2404 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
2406 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
2407 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
2409 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
2411 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
2412 sizes of operand array from 8/4 to 4/2.
2413 (ix86_expand_vector_init_general): Change size of operand array
2414 from 32 to 16. Remove op0, op1 and half_mode.
2416 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
2418 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
2419 (ix86_expand_vector_init_interleave): Likewise.
2420 (ix86_expand_vector_init_general): Use them. Assert
2421 word_mode == SImode when n_words == 4.
2423 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
2425 * config/i386/i386.c (ix86_secondary_reload): New static function.
2426 (TARGET_SECONDARY_RELOAD): New define.
2427 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
2428 * config/i386/i386.md (reload_outqi): Remove.
2430 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2433 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
2434 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
2435 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
2436 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
2437 (fold_builtin_1): Likewise.
2438 * builtins.def (BUILT_IN_ISINF_SIGN): New.
2439 c-common.c (check_builtin_function_arguments): Handle
2440 BUILT_IN_ISINF_SIGN.
2441 * doc/extend.texi: Document __builtin_isinf_sign.
2442 * fold-const.c (operand_equal_p): Handle COND_EXPR.
2444 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
2446 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
2447 EH cleanup at the end of the pass, search for those that have been
2448 turned into forwarder blocks and do the cleanup on their successor.
2450 2008-05-18 Richard Guenther <rguenther@suse.de>
2452 * tree-cfg.c (verify_gimple_expr): Allow conversions from
2453 pointers to sizetype and vice versa.
2455 2008-05-18 Xinliang David Li <davidxl@google.com>
2457 * gcc/tree-ssa-dce.c: Coding style fix.
2458 (check_pow): Documentation comment.
2459 (check_log): Documenation comment. Coding style fix.
2460 (is_unnecessary_except_errno_call): Ditto.
2461 (gen_conditions_for_pow): Ditto.
2462 (gen_conditions_for_log): Ditto.
2463 (gen_shrink_wrap_conditions): Ditto.
2464 (shrink_wrap_one_built_in_calls): Ditto.
2465 * gcc/doc/invoke.texi: Better documentation string.
2466 * ChangeLog: Fix wrong change log entries from
2467 May 17 checkin on function call DCE.
2469 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
2471 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
2473 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2475 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
2476 * df-problems.c (simulation routines): Fixed block comment to
2477 properly say how to add forwards scanning functions.
2479 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
2481 * tree-inline.c (setup_one_parameter): Remove dead code.
2483 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
2485 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
2486 a BIT_AND_EXPR only for an INTEGER_TYPE.
2488 2008-05-17 Xinliang David Li <davidxl@google.com>
2490 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
2491 (check_pow, check_log, is_unnecessary_except_errno_call): New
2492 functions to check for eliminating math functions that are pure
2493 except for setting errno.
2494 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
2495 general condition expressions for shrink-wrapping pow/log calls.
2496 (gen_shrink_wrap_conditions): Ditto.
2497 (shrink_wrap_one_built_in_call): Ditto.
2498 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
2499 (mark_operand_necessary): If debugging, output if OP is necessary.
2500 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
2502 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
2504 * gcc/common.opt: New user flag -ftree-builtin-dce.
2505 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
2507 2008-05-16 David S. Miller <davem@davemloft.net>
2509 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
2510 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2512 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
2515 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
2517 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2519 * ifcvt.c (dead_or_predicable): Rename
2520 df_simulate_one_insn_backwards to df_simulate_one_insn.
2521 * recog.c (peephole2_optimize): Ditto.
2522 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
2524 * df.h: Rename df_simulate_one_insn_backwards to
2525 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
2526 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
2527 scanning of defs and uses.
2528 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
2529 (df_simulate_one_insn_forwards): Removed.
2531 2008-05-16 Doug Kwan <dougkwan@google.com>
2533 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
2535 (real_from_string): Handle NaNs and Inf as approriate.
2537 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2539 * doc/gty.texi (Source Files Containing Type Information): Note
2540 that headers should appear first in the gtfiles list.
2542 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2544 * tree.def (COND_EXEC): Properly documented this code.
2546 2008-05-16 Diego Novillo <dnovillo@google.com>
2548 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
2549 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
2552 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2554 * tree-ssa-dse (max_stmt_uid): Removed.
2555 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
2556 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
2557 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
2558 * function.h (cfun.last_stmt_uid): New field.
2559 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
2560 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
2562 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
2563 (create_stmt_ann): Initialize the ann->uid field.
2564 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
2566 * tree-flow.h (renumber_gimple_stmt_uids): New function.
2568 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2570 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
2571 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
2572 (init_empty_tree_cfg): Call it.
2574 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2576 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
2579 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2581 * doc/invoke.text (-fdump-tree-*-verbose): New option.
2582 * tree-dump.c (dump_options): New verbose option.
2583 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
2585 * tree-pass.h (TDF_VERBOSE): New dump flag.
2586 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
2587 (tree-flow.h): Added include.
2588 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
2590 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
2592 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
2594 From Jie Zhang <jie.zhang@analog.com>
2595 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2596 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
2597 mcpu=bf561-none and mcpu=bf561-0.2.
2598 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2599 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2600 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2601 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2602 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
2603 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
2604 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
2606 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
2607 (cputype_selected): Remove.
2608 (bfin_handle_option): Don't use cputype_selected.
2609 (override_options): When no mcpu option, enable all workarounds.
2610 Don't use bfin_workarounds.
2611 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
2613 (DEFAULT_CPU_TYPE): Don't define.
2615 2008-05-16 Richard Guenther <rguenther@suse.de>
2617 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
2618 on deletion of the last stmt.
2620 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2622 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
2623 V8HImode for SSE2 and V16QImode for SSE4.1.
2625 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2627 * cgraph.h (compute_inline_parameters): Made public.
2628 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
2629 variable_generate_summary, function_write_summary,
2630 variable_write_summary, variable_read_summary. Added generate_summary,
2631 write_summary, read_summary.
2632 * cgraphunit.c (cgraph_process_new_functions): Changed call from
2633 pass_ipa_inline.function_generate_summary, to
2634 compute_inline_parameters.
2635 * ipa-inline.c (compute_inline_parameters): Made public and added
2637 (compute_inline_parameters_for_current): New function.
2638 (pass_inline_param): Now calls compute_inline_parameters_for_current.
2639 (inline_generate_summary): Removed parameter and made to loop over
2641 (pass_ipa_inline): Updated for new IPA_PASS structure.
2642 * passes.c (execute_ipa_summary_passes): Now is called once per
2643 pass rather than once per node*pass.
2645 2008-05-15 Anatoly Sokolov <aesok@post.ru>
2647 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
2648 avr_have_mul_p, avr_asm_only_p): Remove variables.
2649 (avr_override_options): Remove initialization of removed variables.
2650 (avr_file_start): Convert removed variables to fields of
2651 'struct base_arch_s *avr_current_arch'.
2652 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
2653 (AVR_HAVE_MUL): (Ditto.).
2654 (AVR_HAVE_MOVW): (Ditto.).
2655 (AVR_HAVE_LPMX): (Ditto.).
2656 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
2657 avr_asm_only_p): Remove declaration.
2659 2008-05-15 Diego Novillo <dnovillo@google.com>
2661 * config/arm/arm.c (arm_return_in_memory): Fix return type.
2662 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
2664 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
2667 * combine.c (check_conversion): Rename back to check_promoted_subreg.
2668 Don't call record_truncated_value from here.
2669 (record_truncated_value): Turn it into a for_each_rtx callback.
2670 (record_truncated_values): New function.
2671 (combine_instructions): Call note_uses with record_truncated_values.
2672 Change name of check_conversion to check_promoted_subreg.
2674 2008-05-15 Janis Johnson <janis187@us.ibm.com>
2676 * doc/sourcebuild.texi: Document support for torture tests.
2678 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2680 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
2681 to alternative 4 of operand 2.
2683 2008-05-15 Richard Guenther <rguenther@suse.de>
2685 * tree-pass.h (current_pass): Declare.
2686 (get_pass_for_id): Likewise.
2687 * passes.c (passes_by_id, passes_by_id_size): New globals.
2688 (set_pass_for_id): New function.
2689 (get_pass_for_id): Likewise.
2690 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
2691 (execute_function_todo): Flush per function statistics.
2692 * toplev.c (compile_file): Init statistics.
2693 (general_init): Do early statistics initialization.
2694 (finalize): Finish statistics.
2695 * statistics.h (statistics_early_init): Declare.
2696 (statistics_init): Likewise.
2697 (statistics_fini): Likewise.
2698 (statistics_fini_pass): Likewise.
2699 (statistics_counter_event): Likewise.
2700 (statistics_histogram_event): Likewise.
2701 * statistics.c: New file.
2702 * Makefile.in (OBJS-common): Add statistics.o.
2703 (statistics.o): Add dependencies.
2704 * doc/invoke.texi (-fdump-statistics): Document.
2706 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
2708 (execute_pre): Use statistics_counter_event.
2709 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
2710 (substitute_and_fold): Increment it. Use statistics_counter_event.
2712 2008-05-15 Diego Novillo <dnovillo@google.com>
2714 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
2716 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
2717 * tree-ssa-alias.c (new_type_alias): Remove references to
2718 sub-variables from comment.
2719 * tree-ssa-operands.c (swap_tree_operands): Likewise.
2721 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2723 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
2724 attribute to 1 only for insertps alternative.
2726 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2728 * config/bfin/bfin.md (loadbytes): New pattern.
2729 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
2730 (bfin_init_builtins): Initialize it.
2731 (bdesc_1arg): Add it.
2733 2008-05-15 Sa Liu <saliu@de.ibm.com>
2735 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
2736 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
2737 * testsuite/lib/target-supports.exp: Add
2738 check_effective_target_fortran_integer_16.
2740 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2742 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
2743 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
2744 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
2745 (TARGET_RETURN_IN_MEMORY): Define.
2747 2008-05-15 Richard Guenther <rguenther@suse.de>
2750 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
2751 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
2752 represent unmodifiable vars.
2754 2008-05-15 Richard Guenther <rguenther@suse.de>
2756 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
2757 INDIRECT_REF and TARGET_MEM_REF.
2758 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2761 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2762 H.J. Lu <hongjiu.lu@intel.com>
2764 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
2765 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
2766 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
2767 insn alternatives. Add missing alternatives.
2768 (*vec_concatv2di_rex64_sse4_1): Likewise.
2769 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
2770 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
2773 2008-05-15 Richard Guenther <rguenther@suse.de>
2775 PR tree-optimization/36009
2776 PR tree-optimization/36204
2777 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
2778 (determine_invariantness_stmt): Record the loop a store is
2780 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
2783 2008-05-15 Richard Guenther <rguenther@suse.de>
2785 PR tree-optimization/34330
2786 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
2787 through the pointer will alias the SMT.
2789 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
2791 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
2793 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
2795 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
2797 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2798 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2800 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
2801 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
2802 (vashl_optab): New optab for vector/vector shifts.
2803 (vashr_optab): Ditto.
2804 (vlshr_optab): Ditto.
2805 (vrotl_optab): Ditto.
2806 (vrotr_optab): Ditto.
2807 (optab_subtype): New enum for optab_for_tree_code call.
2808 (optab_for_tree_code): Add enum optab_subtype argument.
2810 * optabs.c (optab_for_tree_code): Take an additional argument to
2811 distinguish between a vector shift by a scalar and vector shift by
2812 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
2813 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
2814 vector shift by a vector.
2815 (expand_widen_pattern_expr): Pass additional argument to
2816 optab_for_tree_code.
2818 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
2819 vrotl_optab, vrotr_optab.
2821 * expr.c (expand_expr_real_1): Update calls to
2822 optab_for_tree_code to distinguish between vector shifted by a
2823 scalar and vector shifted by a vector.
2824 * tree-vectorizer.c (supportable_widening_operation): Ditto.
2825 (supportable_narrowing_operation): Ditto.
2826 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
2827 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
2828 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
2829 (vect_create_epilog_for_reduction): Ditto.
2830 (vectorizable_reduction): Ditto.
2831 (vectorizable_operation): Ditto.
2832 (vect_strided_store_supported): Ditto.
2833 (vect_strided_load_supported): Ditto.
2834 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2835 * expmed.c (expand_shift): Ditto.
2837 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
2839 (ashr@var{m}3): Ditto.
2840 (vashl@var{m}3): Document new vector/vector shift standard name.
2841 (vashr@var{m}3): Ditto.
2842 (vlshr@var{m}3): Ditto.
2843 (vrotl@var{m}3): Ditto.
2844 (vrotr@var{m}3): Ditto.
2846 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
2847 (PPERM_INVERT): Ditto.
2848 (PPERM_REVERSE): Ditto.
2849 (PPERM_REV_INV): Ditto.
2850 (PPERM_ZERO): Ditto.
2851 (PPERM_ONES): Ditto.
2852 (PPERM_SIGN): Ditto.
2853 (PPERM_INV_SIGN): Ditto.
2854 (PPERM_SRC1): Ditto.
2855 (PPERM_SRC2): Ditto.
2857 * config/i386/sse.md (mulv2di3): Add SSE5 support.
2858 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
2859 allows a memory operand to be the value being added, and split it
2860 to improve vectorization.
2861 (sse5_pmacsdqh_mem): Ditto.
2862 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
2863 (sse5_mulv2div2di3_high): Ditto.
2864 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
2865 (vec_pack_trunc_v4si): Ditto.
2866 (vec_pack_trunc_v2di): Ditto.
2867 (sse5_pcmov_<mode>): Remove code that tried to use use
2868 andps/andnps instead of pcmov.
2869 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
2870 pmacsdqh instructions.
2871 (vec_widen_smult_lo_v4si): Ditto.
2873 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
2874 (PPERM_INVERT): Ditto.
2875 (PPERM_REVERSE): Ditto.
2876 (PPERM_REV_INV): Ditto.
2877 (PPERM_ZERO): Ditto.
2878 (PPERM_ONES): Ditto.
2879 (PPERM_SIGN): Ditto.
2880 (PPERM_INV_SIGN): Ditto.
2881 (PPERM_SRC1): Ditto.
2882 (PPERM_SRC2): Ditto.
2883 (ix86_expand_sse_movcc): Move the SSE5 test after the if
2885 (ix86_expand_int_vcond): If SSE5 generate all possible integer
2887 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
2888 says ignore whether the last reference is a memory operand.
2890 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2891 Paolo Bonzini <bonzini at gnu dot org>
2893 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
2896 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
2897 (vlshr<mode>3): Rename from vlshr<mode>3.
2898 (vashr<mode>3): Rename from vashr<mode>3.
2899 (mulv4sf3): Change the names of vector shift patterns.
2903 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
2906 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
2931 * config/spu/spu.md (v): New iterator macro to add v for vector types.
2932 (floatunssidf2_internal): Change vector/vector shift names.
2933 (floatunsdidf2_internal): Ditto.
2940 (vashl<mode>3): Rename from ashl<mode>3.
2941 (vashr<mode>3): Rename from ashr<mode>3.
2942 (vlshr<mode>3): Rename from lshr<mode>3.
2943 (vrotl<mode>3): Rename from rotl<mode>3.
2945 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2948 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
2949 multiply gives the wrong value when doing widening multiplies.
2950 (vec_widen_smult_lo_v4si): Ditto.
2952 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
2954 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
2955 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
2956 emit_library_call_value.
2957 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
2958 * tree.h (ECF_LIBCALL_BLOCK): Removed.
2959 * calls.c (initialize_argument_information, precompute_arguments,
2960 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
2961 (precompute_arguments): Removed flags parameter.
2962 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
2964 2008-05-14 Richard Guenther <rguenther@suse.de>
2966 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
2967 Make sure to register the store if the use is a PHI_NODE.
2969 2008-05-14 Olivier Hainque <hainque@adacore.com>
2971 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
2972 memory if the component is to be referenced in BLKmode according
2973 to get_inner_reference.
2975 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
2977 * calls.c (emit_library_call_value_1): Restore code clearing
2978 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
2980 2008-05-14 Olivier Hainque <hainque@adacore.com>
2981 Nicolas Roche <roche@adacore.com>
2983 * configure.ac: Add support for a "gcc_subdir" variable in
2984 config-lang.in, to denote a subdirectory where the language/GCC
2985 integration files are to be found.
2986 * configure: Regenerate.
2988 2008-05-14 Ira Rosen <irar@il.ibm.com>
2990 PR tree-optimization/36098
2991 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
2992 value for the first load in the group in case of a gap.
2993 (vect_build_slp_tree): Check that there are no gaps in loads.
2995 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
2997 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
2998 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
2999 expand_copysign_bit, ): Change call to emit_no_conflict_block to
3000 emit_insn and remove unneeded code to construct extra args.
3001 (emit_no_conflict_block): Removed.
3002 * optabls.h: (emit_no_conflict_block): Removed.
3003 * cse.c (cse_extended_basic_block): Remove search for
3004 REG_NO_CONFLICT note.
3005 * global.c: Removed incorrect comment added in revision 117.
3006 * expr.c (convert_move): Change call to emit_no_conflict_block to
3008 * recog.c: Change comments so that they do not mention
3010 * local_alloc.c (combine_regs): Removed last parameter.
3011 (no_conflict_p): Removed.
3012 (block_alloc): Removed note, no_conflict_combined_regno and set
3013 local vars. Removed all code to process REG_NO_CONFLICT blocks.
3014 (combine_regs): Removed already_dead and code to look for
3015 REG_NO_CONFLICT notes.
3016 * lower_subreg (remove_retval_note): Removed code to look for
3017 REG_NO_CONFLICT block.
3018 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
3019 (resolve_clobber): Remove code to process libcalls that have
3020 REG_NO_CONFLICT notes.
3021 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
3023 * combine.c (can_combine_p, distribute_notes): Removed
3024 REG_NO_CONFLICT case.
3025 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
3027 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
3028 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
3030 * reg-notes.def (NO_CONFLICT): Removed.
3032 2008-05-14 David S. Miller <davem@davemloft.net>
3034 * config/sparc/sparc.c (sparc_profile_hook): If
3035 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
3036 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
3037 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
3039 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
3041 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
3043 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
3046 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
3047 and op1 expansion before vector concat to have less live pseudos.
3049 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
3051 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
3052 ix86_expand_vector_set if supported.
3054 2008-05-13 Diego Novillo <dnovillo@google.com>
3055 Kenneth Zadeck <zadeck@naturalbridge.com>
3057 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
3059 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
3060 phinodes_print_statistics, init_ssanames, fini_ssanames,
3061 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
3062 release_ssa_name, release_defs, replace_ssa_name_symbol,
3063 ssanames_print_statistics): Move ...
3064 * tree-flow.h: ... here.
3065 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
3066 Use FN instead of cfun.
3067 (make_ssa_name_fn): Rename from make_ssa_name.
3068 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
3069 * tree-flow-inline.h (make_ssa_name): Move from
3070 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
3071 * omp-low.c (expand_omp_parallel):
3072 * tree-flow-inline.h (redirect_edge_var_map_result):
3073 * tree-ssa.c (init_tree_ssa): Add argument FN.
3074 Use it instead of cfun. Update all users.
3076 2008-05-13 Tom Tromey <tromey@redhat.com>
3078 PR preprocessor/22168:
3079 * doc/cpp.texi (Top): Update menu.
3080 (Alternatives to Wrapper #ifndef): New node.
3081 (Other Directives): Document deprecation.
3082 (Obsolete Features): Remove menu.
3083 (Assertions): Merge node into Obsolete Features.
3084 (Obsolete once-only headers): Move earlier; rename to Alternatives
3086 * doc/cppopts.texi: Update.
3087 * c.opt (Wdeprecated): Enable for C and ObjC.
3088 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
3089 (C++ Dialect Options): Move -Wno-deprecated from here to...
3090 (Warning Options): ... here.
3092 2008-05-13 Richard Guenther <rguenther@suse.de>
3095 * fold-const.c (fold_sign_changed_comparison): Do not allow
3096 changes in pointer-ness.
3098 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
3101 * config/sh/sh.c (sh_expand_prologue): Don't clear
3102 RTX_FRAME_RELATED_P for push insns.
3104 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
3106 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
3108 2008-05-12 Anatoly Sokolov <aesok@post.ru>
3110 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
3111 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
3112 Use 'machine->is_leaf' instead of 'leaf_func_p'.
3114 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
3116 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
3117 (*vec_concatv4sf_sse): This.
3118 (*sse2_concatv2si): Renamed to ...
3119 (*vec_concatv2si_sse2): This.
3120 (*sse1_concatv2si): Renamed to ...
3121 (*vec_concatv2si_sse): This.
3122 (*vec_concatv2di_rex): Renamed to ...
3123 (*vec_concatv2di_rex64): This.
3124 (*vec_concatv2si_sse4_1): New.
3125 (*vec_concatv2di_rex64_sse4_1): Likewise.
3127 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
3129 PR rtl-optimization/36111
3130 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
3131 that was created for swappable operands.
3133 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
3136 * Makefile.in: Substitute GNATMAKE and GNATBIND.
3137 * configure.ac: Add call to ACX_PROG_GNAT.
3139 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
3141 * optc-gen.awk: Fix comment typo.
3143 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3145 * pretty-print.c (pp_integer_with_precision): Use
3146 HOST_LONG_LONG_FORMAT.
3148 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
3150 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
3152 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
3154 * config/i386/i386.c (bdesc_ptest): Removed.
3155 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
3156 (bdesc_args): Add __builtin_ia32_ptestz128,
3157 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
3158 (ix86_init_mmx_sse_builtins): Updated.
3159 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
3160 (ix86_expand_builtin): Updated.
3162 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
3164 * tree-cfg.c (valid_fixed_convert_types_p): New function.
3165 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
3167 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
3169 * value-prof.c (interesting_stringop_to_profile): Do not
3170 return early for BUILT_IN_MEMPCPY.
3172 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
3174 * calls.c (expand_call): Don't use callgraph to increase
3175 preferred_stack_boundary.
3177 * cgraph.h (cgraph_rtl_info): Use unsigned on
3178 preferred_incoming_stack_boundary.
3180 * final.c (rest_of_clean_state): Use unsigned on
3181 preferred_stack_boundary.
3183 2008-05-09 Tom Tromey <tromey@redhat.com>
3185 PR preprocessor/22231:
3186 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
3189 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
3191 PR tree-optimization/36129
3192 * tree-ssa-ccp.c: Include value-prof.h.
3193 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
3194 built-in function was folded to a constant.
3195 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
3197 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
3198 Sebastian Pop <sebastian.pop@amd.com>
3200 * tree-scalar-evolution.c: Document instantiate_scev.
3201 (instantiate_parameters_1): Renamed instantiate_scev_1.
3202 Don't use the same loop for instantiation_loop and evolution_loop.
3203 (instantiate_scev): New.
3204 (instantiate_parameters): Moved...
3205 (resolve_mixers): Update call to instantiate_scev_1 to pass the
3206 same loop twice. Maintains the semantics for this function.
3207 * tree-scalar-evolution.h (instantiate_scev): Declare.
3208 (instantiate_parameters): ...here. Now static inline.
3209 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
3210 instead of resolve_mixers.
3212 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3214 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
3216 2008-05-09 Tomas Bily <tbily@suse.cz>
3218 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
3219 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
3220 * tree-ssa-structalias.c (get_constraint_for): Likewise.
3221 * c-common.c (c_common_truthvalue_conversion): Likewise.
3222 * tree-object-size.c (compute_object_offset): Likewise.
3223 * tree-inline.c (estimate_num_insns_1): Likewise.
3224 * varasm.c (const_hash_1, compare_constant, copy_constant)
3225 (compute_reloc_for_constant, output_addressed_constants)
3226 (initializer_constant_valid_p): Likewise.
3227 * c-omp.c (check_omp_for_incr_expr): Likewise.
3228 * gimplify.c (gimplify_expr): Likewise.
3229 * c-typeck.c (c_finish_return): Likewise.
3230 * tree-vectorizer.c (supportable_widening_operation)
3231 (supportable_narrowing_operation): Likewise.
3232 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
3233 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
3234 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
3235 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
3236 (descr_info_loc): Likewise.
3237 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
3238 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
3239 (fold_unary): Likewise.
3240 * builtins.c (get_pointer_alignment): Likewise.
3241 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
3242 (instantiate_parameters_1): Likewise.
3243 * tree.c (expr_align, stabilize_reference): Likewise.
3244 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
3245 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
3246 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
3247 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
3248 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
3249 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
3251 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
3252 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
3253 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3254 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
3255 (forward_propagate_comparison)
3256 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3257 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
3258 * emit-rtl.c (component_ref_for_mem_expr)
3259 (set_mem_attributes_minus_bitpos): Likewise.
3260 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
3261 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
3263 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
3264 (build_function_call, pointer_diff, build_compound_expr)
3265 (c_finish_return): Likewise.
3266 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
3267 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
3269 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
3270 * expr.c (is_aligning_offset): Likewise.
3271 * tree-ssa-alias.c (is_escape_site): Likewise.
3272 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
3273 (check_all_va_list_escapes): Likewise.
3274 * tree-ssa-loop-ivopts.c (determine_base_object)
3275 (determine_common_wider_type): Likewise.
3276 * dojump.c (do_jump): Likewise.
3277 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
3278 * tree-gimple.c (is_gimple_cast): Likewise.
3279 * fold-const.c (decode_field_reference, )
3280 (fold_sign_changed_comparison, fold_unary, fold_comparison)
3281 (fold_binary): Likewise.
3282 * tree-ssa-alias-warnings.c (find_alias_site_helper)
3283 (already_warned_in_frontend_p): Likewise.
3284 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
3285 * tree.c (really_constant_p, get_unwidened): Likewise.
3286 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3287 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3288 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
3290 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
3292 (CONVERT_EXPR_P): Define.
3293 (CASE_CONVERT): Define.
3295 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
3298 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
3299 (delete_unmarked_insns): When deleting a call, call
3300 delete_unreachable_blocks.
3301 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
3302 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
3304 2008-05-08 Richard Guenther <rguenther@suse.de>
3306 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
3307 (-ftree-salias): Likewise.
3308 (salias-max-implicit-fields): Remove param documentation.
3309 (salias-max-array-elements): Likewise.
3310 * tree-pass.h (pass_create_structure_vars): Remove.
3311 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
3312 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
3313 * tree-ssa-alias.c (create_structure_vars): Remove.
3314 (gate_structure_vars): Likewise.
3315 (pass_create_structure_vars): Likewise.
3316 (gate_build_alias): Likewise.
3317 (pass_build_alias): Adjust to run always and dump the function.
3318 * common.opt (ftree-salias): Hide.
3319 * passes.c (init_optimization_passes): Remove
3320 pass_create_structure_vars, adjust comment.
3321 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
3322 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
3323 * opts.c (decode_options): Do not set flag_tree_salias.
3324 (common_handle_option): Add OPT_ftree_salias to the backward
3325 compatibility section.
3327 2008-05-08 Richard Guenther <rguenther@suse.de>
3329 * tree-flow-inline.h (var_can_have_subvars): Move ...
3330 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
3331 * tree-flow.h (var_can_have_subvars): Remove.
3332 (push_fields_onto_fieldstack): Remove.
3333 (sort_fieldstack): Likewise.
3334 (struct fieldoff): Move ...
3335 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
3336 alias_set and base_for_components fields.
3337 (sort_fieldstack): Make static.
3338 (push_fields_onto_fieldstack): Likewise. Remove code that
3339 handles anything but RECORD_TYPEs. Remove alias_set and
3340 base_for_components handling.
3341 (create_variable_info_for): Adjust.
3343 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
3345 * common.opt (Wframe-larger-than=): Shorten the help message
3347 * doc/invoke.texi (Wframe-larger-than=): Add more description.
3349 2008-05-08 Rafael Espindola <espindola@google.com>
3351 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
3353 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
3354 trap and that both operands are gimple values.
3355 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
3356 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
3359 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
3361 * read-rtl.c (join_c_conditions): Return the first string if the
3362 two strings are equal.
3364 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
3366 * gensupport.h (pred_data): Add a "num_codes" field.
3367 (add_predicate_code): Declare.
3368 * gensupport.c (add_predicate_code): New function.
3369 (std_pred_table): Add an "allows_const_p" field.
3370 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
3371 Remove the (incomplete) list of such codes from the codes field.
3372 (init_predicate_table): Use add_predicate_code. Add all
3373 RTX_CONST_OBJs if allows_const_p is true.
3374 * genrecog.c (process_define_predicate): Use add_predicate_code.
3376 2008-05-08 David Daney <ddaney@avtrex.com>
3377 Richard Sandiford <rsandifo@nildram.co.uk>
3379 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
3380 special case of constant zero operands.
3381 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
3382 old and new values. Special case constant zero values.
3383 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
3385 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
3386 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
3388 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
3391 * simplify-rtx.c (simplify_plus_minus): Create CONST of
3392 similar RTX_CONST_OBJ before CONST_INT.
3394 2008-05-08 Steve Ellcey <sje@cup.hp.com>
3396 * stmt.c (expand_stack_restore): Change sa mode if needed.
3398 2008-05-08 Richard Guenther <rguenther@suse.de>
3400 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
3401 return type to bool.
3402 (ix86_sol10_return_in_memory): Likewise.
3403 (ix86_i386elf_return_in_memory): Likewise.
3404 (ix86_i386interix_return_in_memory): Likewise.
3405 * config/i386/i386.c (ix86_return_in_memory): Likewise.
3406 (ix86_sol10_return_in_memory): Likewise.
3407 (ix86_i386elf_return_in_memory): Likewise.
3408 (ix86_i386interix_return_in_memory): Likewise.
3410 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
3413 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
3415 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
3416 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
3419 2008-05-08 Richard Guenther <rguenther@suse.de>
3421 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
3422 * tree-data-ref.h (struct dr_alias): Remove subvars field.
3423 (DR_SUBVARS): Remove.
3424 * tree-dfa.c (dump_subvars_for): Remove.
3425 (debug_subvars_for): Likewise.
3426 (dump_variable): Do not dump subvars.
3427 (remove_referenced_var): Do not remove subvars.
3428 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
3429 (lookup_subvars_for_var): Remove.
3430 (get_subvars_for_var): Likewise.
3431 (get_subvars_at): Likewise.
3432 (get_first_overlapping_subvar): Likewise.
3433 (overlap_subvar): Likewise.
3434 * tree-flow.h (subvar_t): Remove.
3435 (struct var_ann_d): Remove subvars field.
3436 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
3437 argument. Remove special handling of SFTs.
3438 (compute_tag_properties): Likewise.
3439 (set_initial_properties): Likewise.
3440 (compute_call_clobbered): Likewise.
3441 (count_mem_refs): Likewise.
3442 (compute_memory_partitions): Likewise.
3443 (compute_flow_insensitive_aliasing): Likewise.
3444 (setup_pointers_and_addressables): Likewise.
3445 (new_type_alias): Likewise.
3446 (struct used_part): Remove.
3447 (used_portions): Likewise.
3448 (struct used_part_map): Likewise.
3449 (used_part_map_eq): Likewise.
3450 (used_part_map_hash): Likewise.
3451 (free_used_part_map): Likewise.
3452 (up_lookup): Likewise.
3453 (up_insert): Likewise.
3454 (get_or_create_used_part_for): Likewise.
3455 (create_sft): Likewise.
3456 (create_overlap_variables_for): Likewise.
3457 (find_used_portions): Likewise.
3458 (create_structure_vars): Likewise.
3459 * tree.def (STRUCT_FIELD_TAG): Remove.
3460 * tree.h (MTAG_P): Adjust.
3461 (struct tree_memory_tag): Remove base_for_components and
3462 unpartitionable flags.
3463 (struct tree_struct_field_tag): Remove.
3464 (SFT_PARENT_VAR): Likewise.
3465 (SFT_OFFSET): Likewise.
3466 (SFT_SIZE): Likewise.
3467 (SFT_NONADDRESSABLE_P): Likewise.
3468 (SFT_ALIAS_SET): Likewise.
3469 (SFT_UNPARTITIONABLE_P): Likewise.
3470 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
3471 (union tree_node): Remove sft field.
3472 * alias.c (get_alias_set): Remove special handling of SFTs.
3473 * print-tree.c (print_node): Remove handling of SFTs.
3474 * tree-dump.c (dequeue_and_dump): Likewise.
3475 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
3476 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
3477 * tree-predcom.c (set_alias_info): Do not set subvars.
3478 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
3479 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
3480 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
3481 (add_vars_for_offset): Remove.
3482 (add_virtual_operand): Remove special handling of SFTs.
3483 (add_call_clobber_ops): Likewise.
3484 (add_call_read_ops): Likewise.
3485 (get_asm_expr_operands): Likewise.
3486 (get_modify_stmt_operands): Likewise.
3487 (get_expr_operands): Likewise.
3488 (add_to_addressable_set): Likewise.
3489 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
3490 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
3491 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
3492 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
3493 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
3494 (tree_node_structure): Likewise.
3495 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
3497 (find_what_p_points_to): Likewise.
3499 2008-05-08 Sa Liu <saliu@de.ibm.com>
3501 * config/spu/spu.md: Fixed subti3 pattern.
3503 2008-05-08 Richard Guenther <rguenther@suse.de>
3506 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
3507 sure to create a representative for trailing arrays for PTA.
3509 2008-05-08 Richard Guenther <rguenther@suse.de>
3512 * fold-const.c (operand_equal_p): Two objects which types
3513 differ in pointerness are not equal.
3515 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
3517 * calls.c (compute_argument_block_size): Add argument tree fndecl.
3518 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
3519 (emit_library_call_value_1): Add new variable fndecl initialized by
3520 NULL_TREE. It should be the decl type of orgfun, but this information
3521 seems not to be available here, so it uses the default calling abi.
3522 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
3523 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
3524 by TARGET_RETURN_IN_MEMORY.
3525 * config/i386/i386-interix.h: Likewise.
3526 * config/i386/i386.h: Likewise.
3527 * config/i386/i386elf.h: Likewise.
3528 * config/i386/ptx4-i.h: Likewise.
3529 * config/i386/sol2-10.h: Likewise.
3530 * config/i386/sysv4.h: Likewise.
3531 * config/i386/vx-common.h: Likewise.
3532 * config/cris/cris.h: Removed #if 0 clause.
3533 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
3534 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
3536 (ix86_sol10_return_in_memory): Likewise.
3537 (ix86_i386elf_return_in_memory): New.
3538 (ix86_i386interix_return_in_memory): New.
3539 * config/mt/mt-protos.h (mt_return_in_memory): New.
3540 * config/mt/mt.c: Likewise.
3541 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3542 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
3543 * config/bfin/bfin.h: Likewise.
3544 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
3546 * config/bfin/bfin.c: Likewise.
3547 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3548 * config/alpha/unicosmk.h: Likewise.
3549 * config/i386/cygming.h: Likewise.
3550 * config/iq2000/iq2000.h: Likewise.
3551 * config/mips/mips.h: Likewise.
3552 * config/mn10300/mn10300.h: Likewise.
3553 * config/rs6000/rs6000.h: Likewise.
3554 * config/score/score.h: Likewise.
3555 * config/spu/spu.h: Likewise.
3556 * config/v850/v850.h: Likewise.
3557 * defaults.h: Likewise.
3558 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
3559 * expr.c (emit_block_move): Adjust use of
3560 OUTGOING_REG_PARM_STACK_SPACE.
3561 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
3562 OUTGOING_REG_PARM_STACK_SPACE.
3563 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
3565 2008-05-08 Jakub Jelinek <jakub@redhat.com>
3567 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
3568 on OMP_RETURN for OMP_FOR.
3571 * dwarf2out.c (dw_expand_expr, common_check): Removed.
3572 (fortran_common): New function.
3573 (gen_variable_die): Call fortran_common instead of common_check,
3574 adjust for it returning tree instead of rtx. Formatting.
3576 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3580 * see.c (see_copy_insn): Copy new pure const attributes for new call.
3581 * c-decl.c (merge_decls): Ditto.
3582 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
3583 to RTL_CONST_OR_PURE_CALL_P.
3584 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
3585 Initialized DECL_LOOPING_CONST_PURE.
3586 (process_call_operands): Set tree_side_effects properly.
3587 * tree.h (TREE_READONLY_DECL_P): Removed.
3588 (DECL_IS_PURE): Renamed to DECL_PURE_P.
3589 (DECL_LOOPING_OR_CONST_P): New macro.
3590 (struct tree_function_decl): Added looping_const_or_pure_p.
3592 (ECF_LOOPING_OR_CONST_P): New macro.
3593 * rtlanal.c (pure_const_p): Removed.
3594 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
3595 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
3596 to RTL_CONST_CALL_P.
3597 * ipa-pure-const.c (pure_const_state_e): Added looping field.
3598 (check_decl, check_tree, check_call, scan_function): Initialize
3600 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
3601 (static_execute): Set looping true for recursive functions.
3602 Undo setting state to IPA_NEITHER for recursive functions.
3604 * ifcvt.c (noce_can_store_speculate_p): Changed
3605 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
3606 RTL_CONST_OR_PURE_CALL_P.
3607 * dse.c (scan_insn): Ditto.
3608 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
3609 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
3610 RTL_CONST_OR_PURE_CALL_P.
3611 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
3612 pure_call_p to RTL_CONST_CALL_P.
3613 * gimplify.c (gimplify_call_expr): Clear side effects for
3614 non-looping pure and constant calls.
3615 * calls.c (emit_call_1): Set rtl flags from ecf flags.
3616 (flags_from_decl_or_type): Set ecf flags from decl flags.
3617 (initialize_argument_information): Turn off
3618 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
3619 Change const to pure if callee_copies is true rather than just
3621 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
3622 way of marking pure calls.
3623 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
3624 Remove hack that was supposed to fix pr7335 and remove old
3625 way of marking pure calls.
3626 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
3627 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
3628 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
3629 RTL_CONST_OR_PURE_CALL_P.
3630 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
3631 * loop-invariant.c (find_exits, find_invariant_bb): Changed
3632 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
3633 * sched-deps.c (schedule_analyze): Ditto.
3634 * rtl.h (struct rtx_def): Use call field, unchanging field, and
3635 return_val field of calls to represent pure and const function info.
3636 (CONST_OR_PURE_CALL_P): Deleted macro.
3637 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
3638 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
3639 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
3641 * tree-optimize.c (execute_fixup_cfg): Added test for
3642 ECF_LOOPING_CONST_OR_PURE.
3643 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
3645 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
3646 effects for looping pure or const calls.
3647 (verify_gimple_expr): Added verification code.
3648 * config/alpha/alpha.c (alpha_legitimize_address,
3649 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
3651 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
3652 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
3653 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
3654 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
3655 RTL_CONST_OR_PURE_CALL_P.
3656 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
3657 and const calls to be deleted.
3659 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3662 * config/i386/mmx.md (mmx_subv2sf3): New expander.
3663 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
3664 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
3665 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3666 to handle nonimmediate operands.
3667 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
3668 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
3669 to handle nonimmediate operands.
3670 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
3671 (mmx_pmulhrwv4hi3): New expander. Use
3672 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3673 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
3674 (sse2_umulv1siv1di3): New expander. Use
3675 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3676 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
3677 (mmx_eq<mode>3): New expander. Use
3678 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3679 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
3680 (mmx_uavgv8qi3): New expander. Use
3681 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3682 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
3683 (mmx_uavgv4hi3): New expander. Use
3684 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3686 * config/i386/sse.md
3687 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
3688 to handle nonimmediate operands.
3689 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
3690 to handle nonimmediate operands.
3691 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
3692 to handle nonimmediate operands.
3693 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
3694 to handle nonimmediate operands.
3695 (sse2_unpckhpd_exp): New expander. Use
3696 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3697 (sse2_unpcklpd_exp): New expander. Use
3698 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3699 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
3700 to handle nonimmediate operands.
3701 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
3702 to handle nonimmediate operands.
3703 (*sse2_<plusminus_insn><mode>3): Rename from
3704 sse2_<plusminus_insn><mode>3 insn pattern.
3705 (sse2_<plusminus_insn><mode>3): New expander. Use
3706 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3707 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
3708 (sse2_umulv2siv2di3): New expander. Use
3709 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3710 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
3711 (sse4_1_mulv2siv2di3): New expander. Use
3712 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3713 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
3714 (sse2_pmaddwd): New expander. Use
3715 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3716 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
3717 (sse2_eq<mode>3): New expander. Use
3718 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3719 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
3720 (sse4_1_eqv2di3): New expander. Use
3721 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3722 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3723 (sse2_uavgv16qi3): New expander. Use
3724 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3725 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3726 (sse2_uavgv16qi3): New expander. Use
3727 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3728 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
3729 (sse2_uavgv8hi3): New expander. Use
3730 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3731 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
3732 (ssse3_pmulhrswv8hi3): New expander. Use
3733 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3734 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
3735 (ssse3_pmulhrswv4hi3): New expander. Use
3736 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3738 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
3739 (<sse>_vmmul<mode>3): Ditto.
3740 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
3742 (ssse3_pmaddubsw128): Use register_operand for operand 1.
3743 (ssse3_pmaddubsw): Ditto.
3745 * config/i386/i386.c (struct_builtin_description)
3746 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
3747 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
3748 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
3749 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
3750 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
3751 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
3752 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
3753 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
3754 (ix86_fixup_binary_operands): Assert that src1
3755 and src2 must have the same mode when swapped.
3756 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
3757 and ix86_binary_operator_ok. Do not force operands in registers
3760 2008-05-07 Jan Hubicka <jh@suse.cz>
3762 * cgraph.c (dump_cgraph_node): Update.
3763 * cgraph.h (cgraph_local_info): Break out inline summary.
3764 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
3766 * ipa-inline (inline_summary): New accestor function.
3767 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
3768 cgraph_decide_inlining, compute_inline_parameters): Update.
3769 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
3771 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
3773 Cleanup ColdFire scheduling support and add V4 pipeline model.
3775 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
3776 (define_attr cpu): Add cfv4 value.
3777 (define_attr type, define_attr type1): Merge into a single 'type'
3778 attribute. Update all uses.
3779 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
3780 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
3782 (define_attr opx_mem, define_attr opy_mem): Remove.
3783 (define_attr op_mem): Clean up, update comment.
3784 (define_attr size): Use specific values instead of general int.
3785 (define_attr guess, define_attr split): Remove. Update all uses.
3786 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
3787 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
3788 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
3789 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
3790 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
3791 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
3792 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
3793 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
3794 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
3795 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
3796 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
3797 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
3798 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
3799 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
3800 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
3801 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
3802 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
3803 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
3804 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
3805 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
3806 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
3807 Update or set attributes.
3808 (stack_tie): New fake instruction.
3810 * config/m68k/m68k.h (TUNE_CFV4): New macro.
3811 (m68k_sched_attr_size): Update declaration.
3812 (m68k_sched_attr_type2): Remove.
3813 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
3814 Declare new bypass predicates.
3816 * config/m68k/m68k.c (m68k_sched_issue_rate,
3817 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
3819 (TARGET_SCHED_ISSUE_RATE,
3820 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
3821 (override_options): Handle scheduling for ColdFire V4 core.
3822 (m68k_expand_prologue): Emit stack_tie.
3823 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
3824 'OP_TYPE_FPN'. Update all uses.
3825 (sched_guess_p): Remove.
3826 (sched_address_type): Handle symbolic addresses.
3827 (sched_get_operand): New static function.
3828 (sched_operand_type): Merge into sched_attr_op_type.
3829 (sched_attr_op_type): Handle FP registers, handle quick constants,
3831 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
3832 (m68k_sched_attr_size): Update. Move logic to ...
3833 (sched_get_attr_size_int): New static function.
3834 (sched_get_opxy_mem_type): New static function.
3835 (m68k_sched_attr_op_mem): Update.
3836 (m68k_sched_attr_type2): Remove.
3837 (sched_cfv4_bypass_data): New static variable.
3838 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
3839 (m68k_sched_issue_rate): Implement scheduler hook.
3840 (struct _sched_ib: enabled_p): New field.
3841 (m68k_sched_variable_issue): Update. Handle V4.
3842 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
3843 sched_dump_class_func_t, sched_dump_split_class,
3844 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
3845 sched_dump_dfa_class, m68k_sched_dump): Remove.
3846 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
3848 (m68k_sched_init_global): Remove statisctics dumping, introduce
3849 sanity check that all instructions have pipeline reservations. Handle
3851 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
3852 Handle ColdFire V4 core.
3853 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
3854 New static functions.
3855 (m68k_sched_address_bypass_p): New bypass predicate.
3856 (sched_get_indexed_address_scale): New static function.
3857 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
3859 * cf.md: Update comments.
3860 (define_attr type2): Remove. Use 'type' attribute instead.
3862 (cf_ib): Rename to cfv123_ib. Update all uses.
3863 (cf_oep): Rename to cfv123_oep. Update all uses.
3864 (cf_chr): Rename to cfv123_chr. Update all uses.
3865 (cf_mem): Rename to cfv123_mem. Update all uses.
3866 (cf_mac): Move to more appropriate place.
3867 (cfv123_guess): New automaton and cpu_unit.
3868 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
3869 Update uses of 'size' attribute. Handle before reload scheduling.
3870 (cfv123_guess): New dummy reservation for unhandled instructions.
3871 (cfv4_*): Pipeline description of ColdFire V4 core.
3872 (ignore): New reservation to handle 'ignore' type.
3874 2008-05-07 Ian Lance Taylor <iant@google.com>
3877 * gimplify.c (find_single_pointer_decl_1): Don't look through
3879 (find_single_pointer_decl): Adjust comments.
3881 2008-05-07 Jakub Jelinek <jakub@redhat.com>
3884 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
3885 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
3888 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
3889 integral type rather than floating point, then VIEW_CONVERT_EXPR
3890 to the floating point type.
3892 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3894 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
3895 TFmode op0 to register.
3897 2008-05-07 Alan Modra <amodra@bigpond.net.au>
3899 * c-decl.c (grokdeclarator): Comment typo.
3901 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
3903 * tree-flow.h: Remove prototype for computed_goto_p.
3904 * tree-cfg.c (computed_goto_p): Make static.
3906 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
3909 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
3910 (contains_aligned_value_p): This. Handle _Decimal128.
3911 (ix86_function_arg_boundary): Only align _Decimal128 to its
3912 natural boundary and handle it properly.
3914 2008-05-06 Martin Jambor <mjambor@suse.cz>
3916 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
3917 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
3918 (ipcp_method_set_orig_node): Removed.
3919 (ipcp_cval_get_cvalue_type): Removed.
3920 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
3921 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
3922 (ipcp_cval_set_cvalue_type): Removed.
3923 (ipcp_cval_get_cvalue): Removed.
3924 (ipcp_cval_set_cvalue): Removed.
3925 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
3926 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
3927 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
3928 (ipcp_cval_meet): Renamed to ipa_lattice_meet
3929 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
3930 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
3931 (ipcp_get_ith_lattice): Changed parameters.
3932 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
3933 (ipcp_lattice_from_jfunc): Changed parameters.
3934 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
3935 (ipcp_method_cval_print): Added temporary variable info.
3936 (ipcp_redirect): Removed already unused local variable caller.
3937 (ipcp_redirect): New temporary variable orig_callee_info
3938 (ipcp_redirect): Removed newly unused local variable callee.
3939 (ipcp_redirect): Removed (a bit confusing) local variable type.
3940 (ipcp_insert_stage): Added local variable info.
3941 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
3943 (ipcp_formal_create): Removed.
3944 (ipcp_method_cval_set): Removed.
3945 (ipcp_propagate_stage): Renamed lattice variables.
3946 (ipcp_method_cval_set_cvalue_type): Removed.
3947 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
3948 (ipcp_print_all_lattices): Changed printed strings to refer to
3949 lattices rather than cvals.
3950 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
3951 (ipcp_propagate_const): Changed formal parameters.
3952 (build_const_val): Changed formal parameters.
3953 (ipcp_insert_stage): Removed useless variable cvalue
3954 (build_const_val): Changed formal parameters.
3955 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
3956 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
3957 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
3958 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
3959 (ipcp_print_func_profile_counts): Changed string from "method" to
3961 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
3962 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
3963 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
3964 (ipcp_structures_print): Renamed to ipcp_print_all_structures
3965 (ipcp_profile_print): Renamed to ipcp_print_profile_data
3966 (ipcp_lat_is_const): Changed parameters and made inline.
3967 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
3968 (ipcp_redirect): Renamed to ipcp_need_redirect_p
3969 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
3970 the predicate condition directly
3971 (ipcp_propagate_stage): Added local variable args. Removed local
3972 variable callee. (Both are mere code simplifications.)
3973 (ipcp_method_dont_insert_const): Renamed to
3974 ipcp_node_not_modifiable_p.
3975 (ipcp_node_not_modifiable_p): Made inline.
3976 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
3977 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
3978 (ipcp_print_all_lattices): Removed variable cvalue
3979 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
3982 2008-05-06 Olivier Hainque <hainque@adacore.com>
3984 * tree-sra.c (try_instantiate_multiple_fields): Early return
3985 if field has POINTER_TYPE.
3987 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
3989 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
3990 by using 'q' specifier for instruction.
3991 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
3993 2008-05-06 Anatoly Sokolov <aesok@post.ru>
3995 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
3996 Change mode of zero_extract from QImode to HImode.
3997 (sign bit tests peepholes): (Ditto.).
3999 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
4001 * config/i386/mmx.md: Remove double backslashes from asm templates.
4002 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
4003 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4004 to handle nonimmediate operands.
4005 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
4006 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4007 to handle nonimmediate operands.
4008 (*mmx_<code>v2sf3_finite): New insn pattern.
4009 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
4010 (mmx_<code>v2sf3): New expander. Use
4011 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4012 (mmx_<plusminus_insn><mode>3): New expander. Use
4013 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4014 (*mmx_<plusminus_insn><mode>3): New insn pattern.
4015 (mmx_add<mode>3): Removed.
4016 (mmx_ssadd<mode>3): Ditto.
4017 (mmx_usadd<mode>3): Ditto.
4018 (mmx_sub<mode>3): Ditto.
4019 (mmx_sssub<mode>3): Ditto.
4020 (mmx_ussub<mode>3): Ditto.
4021 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
4022 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
4023 to handle nonimmediate operands.
4024 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
4026 (mmx_smulv4hi3_highpart): New expander. Use
4027 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4028 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
4030 (mmx_umulv4hi3_highpart): New expander. Use
4031 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4032 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
4033 (mmx_<code>v4hi3): New expander. Use
4034 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4035 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
4036 (mmx_<code>v8qi3): New expander. Use
4037 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4038 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
4039 (mmx_<code><mode>3): New expander. Use
4040 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4042 2008-05-05 Jan Hubicka <jh@suse.cz>
4044 PR tree-optimization/36118
4045 * passes.c (pass_init_dump_file): Fix dump header.
4047 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4050 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
4051 VCE for function decls.
4053 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
4055 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
4057 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
4059 * config/i386/i386.md (sat_plusminus): New.
4060 (plusminus_insn): Likewise.
4061 (plusminus_mnemonic): Likewise.
4063 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
4064 (*<addsub><mode>3_cc_overflow): Renamed to ...
4065 (*<plusminus_insn><mode>3_cc_overflow): This.
4066 (*<addsub>si3_zext_cc_overflow): Renamed to ...
4067 (*<plusminus_insn>si3_zext_cc_overflow): This.
4069 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
4070 (<plusminus_insn><mode>3): This.
4071 (*<addsub><mode>3): Renamed to ...
4072 (*<plusminus_insn><mode>3): This.
4073 (<sse>_vm<addsub><mode>3): Renamed to ...
4074 (<sse>_vm<plusminus_insn><mode>3): This.
4075 (sse3_h<addsub>v4sf3): Renamed to ...
4076 (sse3_h<plusminus_insn>v4sf3): This.
4077 (sse3_h<addsub>v2df3): Renamed to ...
4078 (sse3_h<plusminus_insn>v2df3): This.
4079 (<plusminus_insn><mode>3): New.
4080 (*<plusminus_insn><mode>3): Likewise.
4081 (sse2_<plusminus_insn><mode>3): Likewise.
4082 (add<mode>): Removed.
4083 (*add<mode>3): Likewise.
4084 (sse2_ssadd<mode>3): Likewise.
4085 (sse2_usadd<mode>3): Likewise.
4086 (sub<mode>3): Likewise.
4087 (*sub<mode>3): Likewise.
4088 (sse2_sssub<mode>3): Likewise.
4089 (sse2_ussub<mode>3): Likewise.
4091 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
4093 * gthr-single.h: Add in required interface elements as per gthr.h.
4094 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
4095 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
4096 Generalize UNUSED macro.
4097 (__gthread_once): Add.
4098 (__gthread_key_create): Add.
4099 (__gthread_key_delete): Add.
4100 (__gthread_getspecific): Add.
4101 (__gthread_setspecific): Add.
4103 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
4105 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
4106 the same size types for the indirect reference on the rhs, then
4109 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
4111 * config/i386/i386.md
4112 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
4113 one insn template instead of template series.
4114 (*xordi_1_rex64): Ditto.
4115 (*xordi_2_rex64): Ditto.
4117 2008-05-05 Ira Rosen <irar@il.ibm.com>
4119 PR tree-optimization/36119
4120 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
4123 2008-06-04 Jan Hubicka <jh@suse.cz>
4125 tree-optimization/36100
4126 * tree-pass.h (pass_O0_always_inline): Declare.
4127 * ipa-inline.c (inline_transform): Remove dead code.
4128 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
4129 pass_O0_always_inline): New.
4130 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
4132 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
4134 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
4135 mnemonic in this_param move for TARGET_64BIT.
4137 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
4139 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
4140 (*strmovsi_rex_1): Ditto.
4141 (*strsetsi_1): Ditto.
4142 (*strsetsi_rex_1): Ditto.
4144 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
4145 adddicc expanders using SWI mode iterator.
4147 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
4150 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
4153 2008-05-04 David S. Miller <davem@davemloft.net>
4155 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
4156 (sparc*-*-linux*): Use linux.h in tm_file.
4157 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
4158 compiler defaulting to 32-bit.
4159 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
4161 * config/sparc/linux.h: Remove definitions now obtained
4162 properly from linux.h
4163 * config/sparc/linux64.h: Likewise.
4164 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
4165 don't want this setting for 32-bit builds in a biarch compiler.
4166 * doc/install.texi: Add sparc-linux to list of targets
4167 supporting --enable-targets=all.
4169 2008-05-03 Andrew Pinski <pinskia@gmail.com>
4171 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
4173 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
4175 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
4176 after V4SI_FTYPE_V8HI.
4177 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
4178 case V4SI_FTYPE_V2DF.
4180 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
4182 * doc/invoke.texi (max-flow-memory-locations): Removed.
4183 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
4185 2008-05-03 Richard Guenther <rguenther@suse.de>
4188 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
4190 2008-05-02 David S. Miller <davem@davemloft.net>
4192 * config.gcc (need_64bit_hwint): Document libcpp dependency.
4194 2008-05-02 Simon Baldwin <simonb@google.com>
4197 * c-common.h (warn_array_subscript_range): Removed.
4198 * c-common.c (warn_array_subscript_range): Ditto.
4199 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
4200 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
4202 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
4204 * config/i386/i386.c (ix86_special_builtin_type): New.
4205 (bdesc_special_args): Likewise.
4206 (ix86_expand_special_args_builtin): Likewise.
4207 (ix86_init_mmx_sse_builtins): Updated.
4208 (ix86_expand_builtin): Updated.
4209 (ix86_expand_store_builtin): Removed.
4210 (ix86_expand_unop_builtin): Likewise.
4212 * config/i386/mm3dnow.h (__v2sf): Moved to ...
4213 * config/i386/mmintrin.h (__v2sf): Here.
4215 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
4217 (_mm_loadl_pi): Likewise.
4218 (_mm_storeh_pi): Replace __v2si with __v2sf.
4219 (_mm_storel_pi): Likewise.
4221 * doc/extend.texi: Correct __builtin_ia32_loadhps,
4222 __builtin_ia32_loadlps, __builtin_ia32_storehps,
4223 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
4224 __builtin_ia32_loadlpd.
4226 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
4228 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
4229 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
4230 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
4231 (ix86_init_mmx_sse_builtins): Updated.
4232 (ix86_expand_args_builtin): Likewise.
4233 (ix86_expand_builtin): Likewise.
4234 (ix86_expand_unop1_builtin): Renamed to ...
4235 (ix86_expand_unop_vec_merge_builtin): This.
4237 2008-05-01 Jan Hubicka <jh@suse.cz>
4240 * ipa-inline.c (inline_generate_summary): Make static.
4241 (inline_transform): Do not call inlining at -O0; make static.
4242 * passes.c (execute_todo): Add sanity check.
4243 (execute_one_ipa_transform_pass): Execute proper flags.
4245 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
4247 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
4248 (DECL_NONADDRESSABLE_P): Likewise.
4249 * alias.c (record_component_aliases): Fix comment.
4251 2008-05-01 Simon Baldwin <simonb@google.com>
4253 * c-common.h (warn_array_subscript_range): New function.
4254 * c-common.c (warn_array_subscript_range): Ditto.
4255 * tree-vrp.c (check_array_ref): Corrected code to agree with
4256 comment, ignoring only arrays of size 0 or size 1.
4257 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
4259 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4261 * config/i386/i386.c (ix86_builtin_type): Replace
4262 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
4263 (bdesc_args): Updated.
4264 (ix86_init_mmx_sse_builtins): Likewise.
4265 (ix86_expand_args_builtin): Likewise.
4267 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
4270 * doc/extend.texi: Correct __builtin_ia32_palignr.
4272 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4275 * config/i386/i386.c (bdesc_crc32): Removed.
4276 (ix86_expand_crc32): Likewise.
4277 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
4278 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
4279 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
4280 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
4281 UINT_FTYPE_UINT_UCHAR.
4282 (bdesc_args): Updated. Add crc32 builtins.
4283 (ix86_init_mmx_sse_builtins): Updated.
4284 (ix86_expand_args_builtin): Updated to support subreg.
4286 * doc/extend.texi: Correct __builtin_ia32_crc32di.
4288 2008-05-01 Jan Hubicka <jh@suse.cz>
4290 * tree-pass.h (opt_pass): Add IPA_PASS.
4291 (varpool_node, cgraph_node): Forward declare.
4292 (ipa_opt_pass): Define.
4293 (pass_ipa_inline): Turn into ipa_opt_pass.
4294 (pass_apply_inline): Remove.
4295 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
4296 (apply_inline): Turn into ....
4297 (inline_transform): ... this one.
4298 (inline_generate_summary): New function.
4299 (pass_apply_inline): Remove.
4300 * function.h (ipa_opt_pass): Forward declare structure; typedef;
4302 (struct function): Add ipa_transforms_to_apply.
4303 * passes.c (register_one_dump_file): Work on IPA_PASS.
4304 (init_optimization_passes): Remove pass_inline_parameters and
4306 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
4307 (execute_one_pass) ... here; apply transforms when possible.
4308 (add_ipa_transform_pass, execute_ipa_summary_asses,
4309 execute_one_ipa_transform_pass): New.
4310 (execute_ipa_pass_list): Update for IPA_PASS type.
4312 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4314 * config/i386/i386.c (ix86_builtin_type): Add
4315 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
4316 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
4317 (bdesc_args): Add SSE4a builtins.
4318 (ix86_init_mmx_sse_builtins): Updated.
4319 (ix86_expand_args_builtin): Likewise.
4320 (ix86_expand_builtin): Likewise.
4322 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4324 * config/i386/i386.c (ix86_builtin_type): Add
4325 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
4326 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
4327 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
4328 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
4329 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
4330 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
4331 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
4332 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
4333 and DI_FTYPE_DI_DI_INT.
4334 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
4335 (ix86_init_mmx_sse_builtins): Updated.
4336 (ix86_expand_args_builtin): Likewise.
4337 (ix86_expand_builtin): Likewise.
4338 (ix86_expand_binop_imm_builtin): Removed.
4340 * doc/extend.texi: Correct __builtin_ia32_palignr128.
4342 2008-04-30 Richard Guenther <rguenther@suse.de>
4344 PR tree-optimization/32921
4345 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
4347 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
4349 * config/arm/arm.c (arm_unwind_emit): Use
4350 crtl->all_throwers_are_sibcalls instead of
4351 cfun->all_throwers_are_sibcalls.
4352 (arm_output_fn_unwind): Likewise.
4353 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
4354 instead of cfun->uses_pic_offset_table.
4355 (frv_expand_prologue): Likewise.
4356 (frv_frame_pointer_required): Likewise.
4357 (frv_expand_fdpic_call): Likewise.
4358 (frv_emit_movsi): Likewise.
4359 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
4360 cfun->returns_pcc_struct instead of
4361 current_function_returns_pcc_struct.
4362 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
4363 instead of cfun->calls_eh_return.
4364 (m32c_pushm_popm): Likewise.
4365 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
4366 "extern" declaration.
4368 2008-04-30 Richard Guenther <rguenther@suse.de>
4370 PR tree-optimization/21636
4371 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
4373 (evaluate_stmt): Print the likely value.
4374 (ccp_visit_stmt): Avoid excessive vertical spacing.
4376 2008-04-30 Rafael Espindola <espindola@google.com>
4378 * builtins.c (fold_call_expr): Return realret.
4379 * tree-ssa-threadedge.c
4380 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
4381 __builtin_object_size.
4383 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
4385 * gcc.c (wrapper_string): New variable.
4386 (insert_wrapper): New function.
4387 (execute): New option -wrapper.
4388 * doc/invoke.texi (Overall Options): New driver option -wrapper.
4390 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
4392 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
4393 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
4394 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
4396 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
4397 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
4398 config/rs6000/e500crtres64gprctr.asm,
4399 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
4400 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
4401 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
4402 config/rs6000/e500crtsav64gprctr.asm,
4403 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
4404 config/rs6000/e500crtsavg64gprctr.asm: New files.
4405 * config/rs6000/t-ppccomm: Add build rules for new files.
4406 (LIB2FUNCS_STATIC_EXTRA): Add new files.
4407 * config/rs6000/t-netbsd: Add build rules for new files.
4408 (LIB2FUNCS_STATIC_EXTRA): New variable.
4409 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
4410 (CRTSAVRES_DEFAULT_SPEC): Likewise.
4411 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
4413 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
4415 * config/i386/i386.c (ix86_builtin_type): Add
4416 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
4417 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
4418 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
4419 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
4420 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
4421 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
4422 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
4423 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
4424 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
4425 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
4426 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
4427 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
4428 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
4429 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
4430 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
4431 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
4432 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
4433 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
4434 V1DI_FTYPE_V2SI_V2SI.
4435 (bdesc_2arg): Moved to ...
4437 (ix86_init_mmx_sse_builtins): Updated.
4438 (ix86_expand_args_builtin): Updated. Take a pointer
4439 to const struct builtin_description. Handle comparison
4441 (ix86_expand_sse_compare): Take a new argument for swapping operands.
4442 (ix86_expand_builtin): Updated.
4444 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
4445 (ssse3_pmaddubsw128): This.
4446 (ssse3_pmaddubswv4hi3): Renamed to ...
4447 (ssse3_pmaddubsw): This.
4449 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
4450 (__builtin_ia32_packssdw128): Likewise.
4451 (__builtin_ia32_packuswb128): Likewise.
4452 (__builtin_ia32_pmaddubsw): Likewise.
4453 (__builtin_ia32_pmaddubsw128): Likewise.
4455 2008-04-30 Richard Guenther <rguenther@suse.de>
4457 PR tree-optimization/14847
4458 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
4459 (recognize_bits_test): Use it.
4460 (recognize_single_bit_test): Likewise.
4462 2008-04-30 Martin Jambor <mjambor@suse.cz>
4464 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
4465 instead of setting number of formal parameters to zero.
4466 (ipcp_init_stage): Do not set the number of actual parameters to zero
4468 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
4469 which are called with variable number of arguments.
4470 (ipcp_insert_stage): Explicitely skipping all nodes which are
4471 called with variable number of arguments.
4472 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
4473 number of parameters.
4475 * ipa-prop.h (struct ipa_node_params): Added flag
4476 called_with_var_arguments
4477 (ipa_set_param_count): Added. Changed sole setter to use it.
4478 (ipa_get_param_count): Added. All readers of param_count
4479 converted to use it instead.
4480 (ipa_set_called_with_variable_arg): Added.
4481 (ipa_is_called_with_var_arguments): Added.
4482 (ipa_get_ith_param): Added. All readers of param_decls converted
4484 (ipa_set_cs_argument_count): Added, sole writer to argument_count
4486 (ipa_get_cs_argument_count): Added, all readers of argument_count
4488 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
4491 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
4492 (struct ipcp_lattice): Renamed cval_type to type
4493 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
4495 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
4496 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
4497 (ipcp_insert_stage): Changed the type of variable cvalue to tree
4498 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
4499 (build_const_val): Changed the type of parameter cvalue to tree
4500 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
4501 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
4503 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
4506 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
4507 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
4508 (ipa_add_method): Renamed to ipa_push_func_to_list
4509 (ipa_remove_method): Renamed to ipa_pop_func_from_list
4510 (ipa_callsite_param_count): Removed.
4511 (ipa_callsite_param_count_set): Removed.
4512 (ipa_callsite_param): Removed.
4513 (ipa_callsite_callee): Removed.
4514 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
4515 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
4516 (ipa_method_formal_count): Removed.
4517 (ipa_method_formal_count_set): Removed.
4518 (ipa_method_get_tree): Removed.
4519 (ipa_method_tree_map_create): Removed.
4520 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
4521 (ipa_create_param_decls_array): Creates the array itself
4522 (ipa_create_param_decls_array): Temporary variable info instead of
4524 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
4525 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
4526 (get_type): Removed.
4527 (ipa_jf_get_info_type): Removed.
4528 (ipa_node_create): Renamed to ipa_create_node_params
4529 (ipa_free): Renamed to ipa_free_all_node_params
4530 (ipa_nodes_create): Renamed to ipa_create_all_node_params
4531 (ipa_edges_create): Renamed to ipa_create_all_edge_args
4532 (ipa_edges_free): Renamed to ipa_free_all_edge_args
4533 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
4534 (ipa_free_all_node_params): Deallocation to jump_functions moved to
4535 ipa_free_all_edge_args
4536 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
4537 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
4538 (ipa_create_methodlist_node): Removed.
4539 (ipa_methodlist_method): Removed.
4540 (ipa_methodlist_method_set): Removed.
4541 (ipa_methodlist_next_method): Removed.
4542 (ipa_methodlist_next_method_set): Removed.
4543 (ipa_method_is_modified): Removed.
4544 (ipa_method_modify_create): Removed.
4545 (ipa_method_modify_init): Temporary variable info instead of a few
4547 (ipa_detect_param_modifications): Temporary variable info instead of
4549 (ipa_compute_jump_functions): Temporary variable info instead of
4551 (ipa_method_modify_set): Removed.
4552 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
4553 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
4554 than craph_node as the first parameter.
4555 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
4556 (ipa_method_modify_init): Removed.
4557 (ipa_compute_jump_functions): Added a temp variable instead of
4558 repeatadly dereferencing the cgraph_edge.aux pointer
4559 (ipa_callsite_param_set_type): Removed.
4560 (ipa_compute_jump_functions): i renamed to index and moved to
4562 (ipa_callsite_param_set_info_type_formal): Removed.
4563 (ipa_callsite_param_set_info_type): Removed.
4564 (ipa_callsite_param_map_create): Removed.
4565 (ipa_callsite_tree): Removed.
4566 (ipa_callsite_caller): Removed.
4567 (ipa_pop_func_from_list): return_method removed to return_func
4569 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
4570 prefixed all values with IPA_. Changed all users.
4571 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
4572 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
4573 and FORMAL_IPATYPE IPA_PASS_THROUGH.
4574 (union parameter_info): Renamed to jump_func_value.
4575 (union jump_func_value): Renamed value to constant
4576 (struct ipa_jump_func): Renamed info_type to value
4577 (struct ipa_node): Renamed to ipa_node_params
4578 (struct ipa_node_params): Renamed ipa_arg_num to param_count
4579 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
4580 (struct ipa_node_params): Renamed ipa_mod to modified_flags
4581 (struct ipa_edge): Renamed to ipa_edge_args
4582 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
4583 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
4584 (struct ipa_methodlist): Renamed to ipa_func_list
4585 (struct ipa_func_list): method_p renamed to node, next_method
4587 (ipa_methodlist_p): Removed, switched all users to struct pointer
4588 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
4590 2008-04-30 Alan Modra <amodra@bigpond.net.au>
4592 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
4593 (rs6000_emit_epilogue): Use backchain to restore only when we
4594 have a large frame. Make use of frame pointer to restore if we
4595 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
4597 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
4599 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
4600 Add mode to zero_extract.
4601 (sign bit tests peepholes): (Ditto.).
4603 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
4605 * config/i386/i386.c (ix86_builtins): Replace Prescott New
4606 Instructions in comments with SSE3.
4607 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
4608 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
4609 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
4610 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
4611 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
4612 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
4613 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
4614 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
4615 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
4616 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
4617 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
4618 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
4619 (bdesc_sse_args): Renamed to ...
4620 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
4621 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
4622 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
4624 (bdesc_1arg): Moved to ...
4626 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
4627 Instructions in comments with SSE3.
4628 (ix86_expand_sse_operands_builtin): Renamed to ...
4629 (ix86_expand_args_builtin): This. Updated.
4630 (ix86_expand_unop1_builtin): Update comments.
4631 (ix86_expand_builtin): Updated.
4633 2008-04-29 Richard Guenther <rguenther@suse.de>
4635 PR tree-optimization/36078
4636 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
4637 Update virtual SSA form after cleaning up the CFG.
4639 2008-04-29 Richard Guenther <rguenther@suse.de>
4642 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
4644 2008-04-29 Richard Guenther <rguenther@suse.de>
4646 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
4647 (compute_may_aliases): Do not call finalize_ref_all_pointers.
4648 (compute_flow_insensitive_aliasing): Do not treat
4649 PTR_IS_REF_ALL pointers special.
4650 (get_smt_for): Likewise.
4651 (may_alias_p): Re-structure.
4652 (is_escape_site): A ref-all pointer conversion is not an escape site.
4653 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
4654 PTR_IS_REF_ALL pointers special.
4655 * tree-ssa-structalias.h (struct alias_info): Remove
4656 ref_all_symbol_mem_tag field.
4657 (PTR_IS_REF_ALL): Remove.
4659 2008-04-29 Richard Guenther <rguenther@suse.de>
4662 * fold-const.c (extract_muldiv_1): In combining division constants
4663 make sure to never overflow.
4665 2008-04-29 Nick Clifton <nickc@redhat.com>
4667 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
4669 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4672 * optc-gen.awk: Work around HP-UX/IA awk bug.
4674 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
4676 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
4679 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4682 * config/i386/i386.md
4683 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
4684 Change operand 1 predicate to nonimmediate_operand.
4686 2008-04-28 Jakub Jelinek <jakub@redhat.com>
4689 * dwarf2out.c (struct die_struct): Mark as chain_circular through
4691 * gengtype.c (walk_type, write_func_for_structure): Handle
4693 * doc/gty.texi: Document chain_circular.
4695 2008-04-28 Richard Guenther <rguenther@suse.de>
4697 PR tree-optimization/36066
4698 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
4701 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4704 * config/i386/i386.md
4705 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
4706 Use match_scratch instead of match_operand for operands 3 and 4.
4708 2008-04-27 Richard Guenther <rguenther@suse.de>
4710 PR tree-optimization/18754
4711 PR tree-optimization/34223
4712 * tree-pass.h (pass_complete_unrolli): Declare.
4713 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
4714 loop size before and after unconditionally of UL_NO_GROWTH in effect.
4715 Rewrite loop into loop closed SSA form if it is not already.
4716 (tree_unroll_loops_completely): Re-structure to iterate over
4717 innermost loops with intermediate CFG cleanups.
4718 Unroll outermost loops only if requested or the code does not grow
4720 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
4721 loops are available.
4722 (tree_vectorize): Instead do so here.
4723 (tree_complete_unroll): Also unroll outermost loops.
4724 (tree_complete_unroll_inner): New function.
4725 (gate_tree_complete_unroll_inner): Likewise.
4726 (pass_complete_unrolli): New pass.
4727 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
4728 uses outside of the loop.
4729 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
4730 form if it is available.
4731 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
4732 * passes.c (init_optimization_passes): Schedule complete inner
4733 loop unrolling pass before the first CCP pass after final inlining.
4735 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
4737 * targhooks.h (default_emutls_var_fields,
4738 default_emutls_var_init): Declare.
4739 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
4740 * target.h (struct gcc_target): Add struct emutls member.
4741 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
4742 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
4743 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
4744 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
4745 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
4746 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
4747 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
4748 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
4749 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
4750 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
4751 emit debug information.
4752 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
4753 * varasm.c: Include targhooks.h.
4754 (emutls_object_section, emutls_tmpl_section): New.
4755 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
4756 (EMUTLS_SEPARATOR): New.
4758 (get_emutls_object_name): New.
4759 (default_emutls_var_fields): New, broken out of ...
4760 (get_emutls_object_type): ... here. Adjust to use target hooks.
4761 (get_emutls_init_templ_addr): Adjust to use target hooks.
4762 (emutls_decl): Adjust to use target hooks.
4763 (emutls_finish): Likewise.
4764 (default_emutls_var_init): New, broken out of ...
4765 (assemble_variable): ... here. Adjust to use target hooks.
4766 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
4768 * c-common.c (handle_section_attribute): Prevent overriding
4769 sections for emulated tls with special sections.
4770 * config/i386/i386.c (x86_64_elf_select_section): Add
4771 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
4772 (x86_64_elf_unique_section): Likewise.
4773 * config/vxworks.c: Include tree.h.
4774 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
4775 (vxworks_override_options): Set TLS scheme.
4776 * doc/tm.texi (Emulated TLS): New node.
4778 2008-04-26 Simon Baldwin <simonb@google.com>
4781 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
4782 with propagated string constants.
4784 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
4786 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
4787 constraint for operand 2 when operand 0 is memory operand.
4788 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
4789 operand 0 is memory operand.
4790 (fix_trunc<mode>_i387_with_temp): Ditto.
4791 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
4792 operand 2 when operand 1 is memory operand.
4793 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
4794 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
4795 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
4796 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
4797 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
4798 operands 2,3 and 4 when operand 1 is memory operand.
4799 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
4801 (fistdi2_floor_with_temp): Ditto.
4802 (fist<mode>2_floor_with_temp): Ditto.
4803 (fistdi2_ceil_with_temp): Ditto.
4804 (fist<mode>2_ceil_with_temp): Ditto.
4805 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
4807 2008-04-26 David Daney <ddaney@avtrex.com>
4809 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
4811 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
4812 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
4813 UNSPEC_UPDATE_GOT_VERSION): Renumber.
4814 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
4815 (compare_and_swap_12): New insn.
4816 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
4817 * config/mips/mips.c (mips_force_binary): New function.
4818 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
4819 (mips_expand_compare_and_swap_12): New function.
4820 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
4822 2008-04-25 Jan Hubicka <jh@suse.cz>
4825 * cfgexpand.c (pass_expand): Turn into RTL pass.
4826 * passes.c (execute_one_pass): Do pass typechecking after execution.
4827 * tree-pass.h (pass_expand): Turn into RTL pass.
4829 * function.h (struct rtl_data): Move here fields
4830 accesses_prior_frames, calls_eh_return, saves_all_registers,
4831 has_nonlocal_goto, has_asm_statement, is_thunk,
4832 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
4833 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
4834 arg_pointer_save_area_init from struct function; turn into bool.
4835 (struct function): Move
4836 calls_eh_return, saves_all_registers, has_nonlocal_goto,
4837 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
4838 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
4839 tail_call_emit, arg_pointer_save_area_init
4840 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
4841 (current_function_returns_struct, current_function_returns_pcc_struct,
4842 current_function_calls_setjmp, current_function_calls_alloca,
4843 current_function_accesses_prior_frames,
4844 current_function_calls_eh_return, current_function_is_thunk,
4845 current_function_stdarg, current_function_profile,
4846 current_function_limit_stack, current_function_uses_pic_offset_table,
4847 current_function_uses_const_pool, current_function_has_nonlocal_label,
4848 current_function_saves_all_registers,
4849 current_function_has_nonlocal_goto,
4850 current_function_has_asm_statement): Remove accesor macros.
4851 * ra-conflict.c (global_conflicts): Update.
4852 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
4853 (suitable_for_tail_call_opt_p): Update.
4854 * builtins.c (expand_builtin_return_addr): Update.
4855 (expand_builtin_setjmp_setup): Update.
4856 (expand_builtin_nonlocal_goto): Update.
4857 * final.c (final_start_function): Update.
4858 (profile_function): Update.
4859 (leaf_function_p): Update.
4860 (only_leaf_regs_used): Update.
4861 * df-scan.c (df_get_exit_block_use_set): Update.
4862 * dojump.c (clear_pending_stack_adjust): Update.
4863 * tree-stdarg.c (gate_optimize_stdarg): Update.
4864 * gimple-low.c (lower_function_body): Update.
4865 * global.c (compute_regsets): Update.
4866 (global_alloc): Update.
4867 * dwarf2out.c (dwarf2out_begin_prologue): Update.
4868 * expr.c (expand_assignment): Update.
4869 * dse.c (dse_step0): Update.
4870 (dse_step1): Update.
4871 * c-decl.c (store_parm_decls): Update.
4872 * local-alloc.c (combine_regs): Update.
4873 (find_free_reg): Update.
4874 * function.c (assign_parms_augmented_arg_list): Update.
4875 (assign_parm_find_data_types): Update.
4876 (assign_parms): Update.
4877 (allocate_struct_function): Update.
4878 (expand_function_start): Update.
4879 (expand_function_end): Update.
4880 (get_arg_pointer_save_area): Update.
4881 (thread_prologue_and_epilogue_insns): Update.
4882 (rest_of_match_asm_constraints): Update.
4883 * stor-layout.c (variable_size): Update.
4884 * gcse.c (gcse_main): Update.
4885 (bypass_jumps): Update.
4886 * gimplify.c (gimplify_function_tree): Update.
4887 * calls.c (emit_call_1): Update.
4888 (expand_call): Update.
4889 * bt-load.c (compute_defs_uses_and_gen): Update.
4890 * except.c (sjlj_assign_call_site_values): Update.
4891 (sjlj_emit_function_enter): Update.
4892 (can_throw_external): Update.
4893 (set_nothrow_function_flags): Update.
4894 (expand_builtin_unwind_init): Update.
4895 (expand_eh_return): Update.
4896 (convert_to_eh_region_ranges): Update.
4897 (output_function_exception_table): Update.
4898 * emit-rtl.c (gen_tmp_stack_mem): Update.
4899 * cfgexpand.c (expand_used_vars): Update.
4900 (tree_expand_cfg): Update.
4901 * cfgcleanup.c (rest_of_handle_jump): Update.
4902 * explow.c (allocate_dynamic_stack_space): Update.
4903 * varasm.c (assemble_start_function): Update.
4904 (force_const_mem): Update.
4905 (mark_constant_pool): Update.
4906 * tree-optimize.c (tree_rest_of_compilation): Update.
4907 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
4908 * tree-cfg.c (notice_special_calls): Update.
4909 (is_ctrl_altering_stmt): Update.
4910 (tree_can_make_abnormal_goto): Update.
4911 (tree_purge_dead_abnormal_call_edges): Update.
4912 * config/alpha/predicates.md: Update.
4913 * config/alpha/alpha.c (alpha_sa_mask): Update.
4914 (alpha_sa_size): Update.
4915 (alpha_does_function_need_gp): Update.
4916 (alpha_expand_prologue): Update.
4917 (alpha_start_function): Update.
4918 (alpha_output_function_end_prologue): Update.
4919 (alpha_expand_epilogue): Update.
4920 * config/frv/frv.c (frv_stack_info): Update.
4921 (frv_expand_epilogue): Update.
4922 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
4923 (s390_register_info): Update.
4924 (s390_frame_info): Update.
4925 (s390_init_frame_layout): Update.
4926 (s390_can_eliminate): Update.
4927 (save_gprs): Update.
4928 * config/spu/spu.c (spu_split_immediate): Update.
4929 (need_to_save_reg): Update.
4930 (spu_expand_prologue): Update.
4931 (spu_expand_epilogue): Update.
4932 * config/sparc/sparc.md: Update.
4933 * config/sparc/sparc.c (eligible_for_return_delay): Update.
4934 (sparc_tls_got): Update.
4935 (legitimize_pic_address): Update.
4936 (sparc_emit_call_insn): Update.
4937 (sparc_expand_prologue): Update.
4938 (output_return): Update.
4939 (print_operand): Update.
4940 (sparc_function_ok_for_sibcall): Update.
4941 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
4942 * config/m32r/m32r.md: Update.
4943 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
4944 (m32r_compute_frame_size): Update.
4945 (m32r_expand_prologue): Update.
4946 (m32r_expand_epilogue): Update.
4947 (m32r_legitimize_pic_address): Update.
4948 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
4949 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
4950 * config/i386/i386.c (ix86_frame_pointer_required): Update.
4952 (ix86_save_reg): Update.
4953 (ix86_compute_frame_layout): Update.
4954 (ix86_expand_prologue): Update.
4955 (ix86_expand_epilogue): Update.
4956 * config/sh/sh.c (output_stack_adjust): Update.
4957 (calc_live_regs): Update.
4958 (sh5_schedule_saves): Update.
4959 (sh_expand_prologue): Update.
4960 (sh_expand_epilogue): Update.
4961 (sh_setup_incoming_varargs): Update.
4962 (sh_allocate_initial_value): Update.
4963 (sh_get_pr_initial_val): Update.
4964 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
4965 * config/sh/sh.md (label:): Update.
4966 * config/avr/avr.c (out_movhi_mr_r): Update.
4967 * config/crx/crx.h (enum): Update.
4968 * config/xtensa/xtensa.h (along): Update.
4969 * config/stormy16/stormy16.c Update.
4970 (xstormy16_compute_stack_layout): Update.
4971 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
4972 (fr30_expand_prologue): Update.
4973 * config/cris/cris.c (cris_conditional_register_usage): Update.
4974 (cris_reg_saved_in_regsave_area): Update.
4975 (cris_initial_frame_pointer_offset): Update.
4976 (cris_simple_epilogue): Update.
4977 (cris_expand_prologue): Update.
4978 (cris_expand_epilogue): Update.
4979 (cris_expand_pic_call_address): Update.
4980 (cris_asm_output_symbol_ref): Update.
4981 (cris_asm_output_label_ref): Update.
4982 * config/cris/cris.md Update.
4983 * config/iq2000/iq2000.c (compute_frame_size): Update.
4984 (iq2000_expand_epilogue): Update.
4985 * config/mt/mt.h (save_direction): Update.
4986 * config/mn10300/mn10300.c (mn10300_function_value): Update.
4987 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4988 (ia64_secondary_reload_class): Update.
4989 * config/m68k/m68k.c (m68k_save_reg): Update.
4990 (m68k_expand_prologue): Update.
4991 (m68k_expand_epilogue): Update.
4992 (legitimize_pic_address): Update.
4993 * config/rs6000/rs6000.c (rs6000_got_register): Update.
4994 (first_reg_to_save): Update.
4995 (first_altivec_reg_to_save): Update.
4996 (compute_vrsave_mask): Update.
4997 (compute_save_world_info): Update.
4998 (rs6000_stack_info): Update.
4999 (spe_func_has_64bit_regs_p): Update.
5000 (rs6000_ra_ever_killed): Update.
5001 (rs6000_emit_eh_reg_restore): Update.
5002 (rs6000_emit_allocate_stack): Update.
5003 (rs6000_emit_prologue): Update.
5004 (rs6000_emit_epilogue): Update.
5005 (rs6000_output_function_epilogue): Update.
5006 (output_profile_hook): Update.
5007 (rs6000_elf_declare_function_name): Update.
5008 * config/rs6000/rs6000.h (rs6000_args): Update.
5009 * config/rs6000/rs6000.md: Update.
5010 * config/mcore/mcore.c (mcore_expand_prolog): Update.
5011 * config/arc/arc.c (arc_output_function_epilogue): Update.
5012 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
5013 * config/darwin.c (machopic_function_base_name): Update.
5014 * config/score/score3.c (score3_compute_frame_size): Update.
5017 (score3_epilogue): Update.
5018 * config/score/score7.c (score7_compute_frame_size): Update.
5019 (score7_prologue): Update.
5020 (score7_epilogue): Update.
5021 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
5022 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
5023 * config/arm/arm.c (use_return_insn): Update.
5024 (require_pic_register): Update.
5025 (arm_load_pic_register): Update.
5026 (arm_compute_save_reg0_reg12_mask): Update.
5027 (arm_compute_save_reg_mask): Update.
5028 (thumb1_compute_save_reg_mask): Update.
5029 (output_return_instruction): Update.
5030 (arm_output_function_prologue): Update.
5031 (arm_output_epilogue): Update.
5032 (arm_get_frame_offsets): Update.
5033 (arm_expand_prologue): Update.
5034 (thumb_pushpop): Update.
5035 (thumb_exit): Update.
5036 (thumb1_expand_prologue): Update.
5037 (thumb1_expand_epilogue): Update.
5038 (arm_unwind_emit): Update.
5039 (arm_output_fn_unwind): Update.
5040 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
5041 * config/arm/arm.md: Update.
5042 * config/pa/pa.md: Update.
5043 * config/pa/pa.c (legitimize_pic_address): Update.
5044 (compute_frame_size): Update.
5045 (hppa_expand_prologue): Update.
5046 (hppa_expand_epilogue): Update.
5047 (borx_reg_operand): Update.
5048 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
5049 (HARD_REGNO_RENAME_OK): Update.
5050 * config/mips/mips.c (mips_global_pointer): Update.
5051 (mips_save_reg_p): Update.
5052 (mips_compute_frame_info): Update.
5053 (mips_frame_pointer_required): Update.
5054 (mips_expand_prologue): Update.
5055 (mips_expand_epilogue): Update.
5056 (mips_can_use_return_insn): Update.
5057 (mips_reorg_process_insns): Update.
5058 * config/v850/v850.c (compute_register_save_size): Update.
5059 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
5060 * config/mmix/mmix.c (along): Update.
5061 (mmix_expand_epilogue): Update.
5062 * config/bfin/bfin.c (legitimize_pic_address): Update.
5063 (must_save_p): Update.
5064 (stack_frame_needed_p): Update.
5065 (add_to_reg): Update.
5066 (bfin_expand_prologue): Update.
5067 * stmt.c (expand_asm_operands): Update.
5068 * reload1.c (reload): Update.
5069 (init_elim_table): Update.
5071 2008-04-25 Bob Wilson <bob.wilson@acm.org>
5073 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
5075 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
5077 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
5078 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
5079 (mov<mode>): Removed.
5080 (*movv4sf_internal): Likewise.
5081 (*movv2df_internal): Likewise.
5083 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
5085 * config.gcc (crx-*-elf): Remove deprecation.
5087 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
5089 * config/i386/cygming-crtend.c (register_frame_ctor): Register
5090 __gcc_deregister_frame with atexit.
5091 (deregister_frame_dtor): Remove.
5093 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
5094 Nathan Sidwell <nathan@codesourcery.com>
5096 * config/rs6000/rs6000.opt (mspe): Remove Var property.
5098 * config/rs6000/rs6000.h (rs6000_spe): Declare.
5099 (rs6000_isel): Likewise.
5100 * config/rs6000/rs6000.c (rs6000_spe): New variable.
5101 (rs6000_isel): New variable.
5102 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
5104 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5107 * c-common.c (handle_vector_size_attribute): Call
5108 lang_hooks.types.reconstruct_complex_type instead of
5109 reconstruct_complex_type.
5110 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
5111 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
5112 * langhooks.h (struct lang_hooks_for_types): Add
5113 reconstruct_complex_type hook.
5114 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
5115 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
5117 2008-04-24 Richard Guenther <rguenther@suse.de>
5119 * c-common.h (check_builtin_function_arguments): Declare.
5120 * c-common.c (validate_nargs): New function.
5121 (check_builtin_function_arguments): Likewise.
5122 * c-typeck.c (build_function_call): Call
5123 check_builtin_function_arguments.
5124 * builtins.c (fold_builtin_classify): Remove error reporting code.
5125 (fold_builtin_unordered_cmp): Likewise.
5126 (fold_builtin_1): Likewise.
5127 (fold_builtin_n): Likewise.
5129 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5131 PR tree-optimization/36008
5132 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
5133 the original op1, rather than delta by step.
5135 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
5136 Sebastian Pop <sebastian.pop@amd.com>
5138 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
5139 eliminate_local_variables_stmt, eliminate_local_variables,
5140 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
5141 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
5142 of code delimited by two edges in the CFG.
5143 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
5144 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
5145 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
5146 the case of parallelisation of reductions.
5147 (expr_invariant_in_region_p): New.
5149 * tree-flow.h (gather_blocks_in_sese_region): Declared.
5150 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
5152 2008-04-24 Ira Rosen <irar@il.ibm.com>
5153 Richard Guenther <rguenther@suse.de>
5155 PR tree-optimization/36034
5156 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
5157 incapable of dealing with loads with gaps.
5159 2008-04-24 Rafael Espindola <espindola@google.com>
5161 * tree-flow.h (vrp_evaluate_conditional): Change signature.
5162 * tree-ssa-propagate.c (fold_predicate_in): Update call to
5163 vrp_evaluate_conditional.
5164 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
5165 (vrp_evaluate_conditional): Split the cond argument.
5166 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
5167 (simplify_stmt_for_jump_threading): Update call to
5168 vrp_evaluate_conditional.
5170 2008-04-24 Ira Rosen <irar@il.ibm.com>
5172 PR tree-optimization/35982
5173 * tree-vect-analyze.c (vect_check_interleaving): Check that the
5174 interleaved data-refs are of the same type.
5176 2008-04-24 Danny Smith <dannysmith@users.net>
5178 * c-format.c (check_format_info_main): Use strncmp rather than a
5179 magic prefix to handle multichar length specs.
5180 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
5181 Don't prefix "I64" and "I32" with '\0'.
5183 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5186 * config/i386/i386.c (init_cumulative_args): Don't pass anything
5187 in registers for -m32 only if stdarg_p (fntype).
5189 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
5191 PR rtl-optimization/36006
5192 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
5193 temp to op0 in order to avoid invalid rtx sharing.
5195 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
5197 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
5198 check TREE_INVARIANT.
5199 * tree-gimple.c (is_gimple_address): New.
5200 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
5201 * tree-gimple.h (is_gimple_address): New.
5202 * tree.h (decl_address_invariant_p): New.
5203 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
5204 (build_string): Likewise.
5205 (decl_address_invariant_p): New, from is_gimple_invariant_address.
5206 (tree_invariant_p_1): Likewise.
5207 (save_expr): Use it.
5208 (tree_invariant_p): New.
5209 (skip_simple_arithmetic): Use it.
5210 (stabilize_reference_1): Use it.
5211 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
5213 (build1_stat): Drop code to compute TREE_INVARIANT.
5214 (build2_stat): Drop code to compute TREE_INVARIANT.
5215 (build3_stat): Drop code to compute TREE_INVARIANT.
5216 (build4_stat): Drop code to compute TREE_INVARIANT.
5217 (build5_stat): Drop code to compute TREE_INVARIANT.
5218 (build7_stat): Drop code to compute TREE_INVARIANT.
5219 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
5220 * tree.h (struct tree_base): Remove invariant_flag.
5221 (TREE_INVARIANT): Remove.
5222 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
5223 (fold_builtin_expect): Check TREE_CONSTANT.
5224 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
5225 * c-tree.h (c_expr_to_decl): Drop third parameter.
5226 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
5227 (build_c_cast): Don't set TREE_INVARIANT.
5228 (pop_init_level): Don't set TREE_INVARIANT.
5229 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
5230 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
5232 (gimplify_init_constructor): Don't set TREE_INVARIANT.
5233 (gimplify_addr_expr): Adjust comment.
5234 * tree-mudflap.c (mf_build_string):
5235 * print-tree.c (print_node): Don't print TREE_INVARIANT.
5236 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
5237 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
5238 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
5239 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
5240 * langhooks.h (struct lang_hooks): Drop third parameter from
5243 2008-04-23 Richard Guenther <rguenther@suse.de>
5245 PR tree-optimization/27799
5246 PR tree-optimization/32921
5247 PR tree-optimization/32624
5248 * tree-ssa-structalias.c (merge_smts_into): Only merge the
5249 SMTs aliases and the tag itself into the solution.
5250 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
5251 merge the points-to solution back into the SMT aliases.
5252 (may_alias_p): Use alias_set_subset_of instead of
5253 aliases_conflict_p. A pointer which points to
5254 memory with alias set zero may access any variable.
5256 2008-04-23 Richard Guenther <rguenther@suse.de>
5258 * alias.c (alias_set_subset_of): Correctly handle asking
5259 if zero is a subset of an alias set with zero child.
5260 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
5261 (compute_flow_insensitive_aliasing): Correctly walk all
5262 pointers. Do not unnecessarily union sets.
5264 2008-04-23 Richard Guenther <rguenther@suse.de>
5267 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
5269 2008-04-22 Tomas Bily <tbily@suse.cz>
5271 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
5273 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
5275 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
5276 * tree-ssa-structalias.c (get_constraint_for): Likewise.
5277 * tree-inline.c (estimate_num_insns_1): Likewise.
5278 * varasm.c (const_hash_1, compare_constant, copy_constant)
5279 (compute_reloc_for_constant, output_addressed_constants): Likewise.
5280 * emit-rtl.c (component_ref_for_mem_expr)
5281 (set_mem_attributes_minus_bitpos): Likewise.
5282 * expr.c (highest_pow2_factor, expand_expr_real_1, )
5283 (is_aligning_offset): Likewise.
5284 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
5285 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
5286 * dojump.c (do_jump): Likewise.
5287 * builtins.c (get_pointer_alignment, get_memory_rtx)
5288 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
5289 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
5291 2008-04-23 Jakub Jelinek <jakub@redhat.com>
5293 PR rtl-optimization/36017
5294 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
5295 expanding the library call.
5297 2008-04-22 Ian Lance Taylor <iant@google.com>
5299 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
5302 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
5304 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
5305 of LR/CTR moves for Power6.
5307 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5310 * passes.c (init_optimization_passes): Remove
5311 pass_fast_rtl_byte_dce.
5313 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
5316 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
5317 builtin functions to generate faster code.
5318 (_mm_cvtpu16_ps): Ditto.
5319 (_mm_cvtpi32x2_ps): Ditto.
5321 2008-04-22 Nick Clifton <nickc@redhat.com>
5323 * common.opt (ftree-loop-distribution): Add Optimization
5326 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
5327 (frv_expand_builtin_va_start): Likewise.
5329 * config/arm/arm.c (thumb_find_work_register): Fix location of
5330 argument register count.
5332 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5334 Support scheduling for ColdFire V1 and V3 microarchitecture.
5335 Improve scheduling of multiplication instructions.
5337 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
5338 (mac): New instruction attribute.
5339 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
5340 (m68k_sched_mac): New variable.
5341 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
5342 Handle cfv1 and cfv3.
5343 (max_insn_size): New static variable.
5344 (struct _sched_ib): New type.
5345 (sched_ib): New static variable.
5346 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
5347 to fields of 'struct _sched_ib sched_ib'. Update all uses.
5348 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
5350 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
5351 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
5352 new variables. Update.
5353 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
5354 Add modeling of cfv3 instruction buffer. Update.
5355 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
5356 * config/m68k/m68k.h (TUNE_CFV3): New macro.
5357 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
5358 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
5359 a particular reservation applies to.
5360 (type2): Reorganize attribute values. Rename alu to alu_reg,
5361 alu_l to alu, move_l to omove. Join move to alu. Split mul
5363 (cf_ib_*): Simplify description of instruction buffer.
5364 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
5365 (cf_mem): Split into cf_mem1 and cf_mem2.
5366 (cf_v2_move_??): Rename to cfv12_alu_??.
5367 (cf_v2_move_l_??): Rename to cfv12_omove_??.
5368 (cf_v2_mul_??): Remove reservations.
5369 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
5370 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
5371 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
5373 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
5374 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
5375 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
5376 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
5377 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
5378 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
5379 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
5380 expansions of the above reservations for instructions of sizes
5383 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5385 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
5387 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
5389 * coverage.c: Include tree-pass.h.
5390 (coverage_counter_alloc): Print da_file_name to the dump file.
5392 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
5394 * sbitmap.c (sbitmap_range_empty_p): New function.
5395 * sbitmap.h (sbitmap_range_empty_p): New function.
5396 * bitmap.h: Now includes obstack.h.
5398 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
5399 Kenneth Zadeck <zadeck@naturalbridge.com>
5401 * dbgcnt.def (ra_byte_scan): Added.
5402 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
5403 when the last hit happens for a counter.
5404 * timevar.def (TV_DF_BYTE_LR): New variable.
5405 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
5406 * passes.c (pass_fast_rtl_byte_dce): New pass.
5407 * fwprop.c (update_df): Added mode to call df_ref_create.
5408 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
5409 DF_REF_EXTRACT_OFFSET.
5410 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
5411 DF_BYTE_LR_OUT, df_byte_lr): New macro.
5413 (df_ref_extract): Added mode field.
5414 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
5415 DF_REF_EXTRACT_OFFSET.
5416 (DF_REF_EXTRACT_MODE): New macro.
5417 (df_byte_lr_bb_info): New structure.
5418 (df_print_byte_regset, df_compute_accessed_bytes,
5419 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
5420 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
5421 df_byte_lr_simulate_uses,
5422 df_byte_lr_simulate_artificial_refs_at_top,
5423 df_byte_lr_simulate_artificial_refs_at_end,
5424 df_compute_accessed_bytes): New function.
5425 (df_ref_create): Add parameter.
5426 (df_byte_lr_get_bb_info): New inline function.
5427 * df-scan.c (df_ref_record, df_uses_record,
5428 df_ref_create_structure): Added mode parameter.
5429 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
5430 df_defs_record, df_uses_record, df_get_conditional_uses,
5431 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
5432 df_entry_block_defs_collect, df_exit_block_uses_collect):
5433 Added mode parameter to calls to df_ref_record, df_uses_record,
5434 df_ref_create_structure.
5435 (df_ref_equal_p, df_ref_compare): Added test for modes.
5436 (df_ref_create_structure): Added code to set mode. Renamed
5437 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
5438 DF_REF_EXTRACT_OFFSET.
5439 * df-core.c (df_print_byte_regset): New function.
5440 * df-byte-scan.c: New file.
5441 * df-problems.c (df_rd_transfer_function): Removed unnecessary
5442 calls to BITMAP_FREE.
5443 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
5444 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
5445 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
5446 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
5447 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
5448 df_byte_lr_local_compute, df_byte_lr_init,
5449 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
5450 df_byte_lr_transfer_function, df_byte_lr_free,
5451 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
5452 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
5453 df_byte_lr_simulate_uses,
5454 df_byte_lr_simulate_artificial_refs_at_top,
5455 df_byte_lr_simulate_artificial_refs_at_end): New function.
5456 * dce.c (byte_dce_process_block): New function.
5457 (dce_process_block): au is now passed in rather than computed
5458 locally. Changed loops that look at artificial defs to not look
5459 for conditional or partial ones, because there never are any.
5460 (fast_dce): Now is able to drive byte_dce_process_block or
5461 dce_process_block depending on the kind of dce being done.
5462 (rest_of_handle_fast_dce): Add parameter to fast_dce.
5463 (rest_of_handle_fast_byte_dce): New function.
5464 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
5465 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
5467 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
5470 * gcc.h: Added fortran options that take arguments to
5471 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
5474 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
5476 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
5477 scalarization if on the LHS and not a full access.
5479 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5481 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
5483 2008-04-18 Rafael Espindola <espindola@google.com>
5485 * tree-vrp.c (find_case_label_index): Fix the binary search.
5486 (find_case_label_range): New.
5487 (vrp_visit_switch_stmt): Use find_case_label_range.
5488 (simplify_switch_using_ranges): Use find_case_label_range.
5490 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
5492 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
5493 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
5495 2008-04-18 Tom Tromey <tromey@redhat.com>
5498 * doc/cpp.texi (Implementation-defined behavior): Mention
5501 2008-04-18 Ian Lance Taylor <iant@google.com>
5503 * fold-const.c (pointer_may_wrap_p): New static function.
5504 (fold_comparison): Add another test for pointer overflow. Use
5505 pointer_may_wrap_p to disable some false positives.
5507 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
5509 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
5510 (fname_as_string): Match updated cpp_interpret_string prototype.
5511 (fix_string_type): Support char16_t* and char32_t*.
5512 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
5513 derivative) nodes. Register as builtin if C++0x.
5514 (c_parse_error): Support CPP_CHAR{16,32}.
5515 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
5516 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
5517 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
5518 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
5519 CTI_CHAR32_ARRAY_TYPE>: New elements.
5520 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
5521 char32_type_node, signed_char32_type_node, char16_array_type_node,
5522 char32_array_type_node): New defines.
5523 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
5524 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
5525 (lex_string): Support CPP_STRING{16,32}, match updated
5526 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
5527 (lex_charconst): Support CPP_CHAR{16,32}.
5528 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
5529 and CPP_STRING{16,32}.
5531 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
5534 * aclocal.m4: Regenerate.
5535 * configure: Regenerate.
5537 2008-04-18 Jan Hubicka <jh@suse.cz>
5539 * except.c (dw2_size_of_call_site_table,
5540 sjlj_size_of_call_site_table): Use vector API for call_site_record.
5542 * cgraphbuild.c (build_cgraph_edges): Update.
5543 * tree-pass.h: Update comment.
5544 * final.c (leaf_function_p): Update.
5545 (leaf_renumber_regs): Update.
5546 (rest_of_clean_state): Update.
5547 * omp-low.c (expand_omp_parallel): Update.
5548 * ipa-reference.c (analyze_function): Update.
5549 * reorg.c (find_end_label): Update.
5550 (optimize_skip): Update.
5551 (fill_simple_delay_slots): Update.
5552 (fill_simple_delay_slots): Update.
5553 (make_return_insns): Update.
5554 (dbr_schedule): Update.
5555 * gimple-low.c (record_vars_into): Update.
5556 * cfgbuild.c (make_edges): Update.
5557 * function.c (assign_stack_local): Update.
5558 (assign_parm_adjust_stack_rtl): Update.
5559 (locate_and_pad_parm): Update.
5560 (allocate_struct_function): Do not initialize stack_alignment_needed
5561 and preferred_stack_boundary here.
5562 (stack_protect_prologue): Update.
5563 (stack_protect_epilogue): Update.
5564 (expand_function_start): Initialize stack_alignment_needed,
5565 preferred_stack_boundary and max_jumptable_ents.
5566 (expand_function_end): Update.
5567 (free_after_compilation): Do not NULLify epilogue_delay_list.
5568 * function.h (struct rtl_data): Add stack_protect_guard,
5569 stack_alignment_needed,
5570 preferred_stack_boundary, epilogue_delay_list.
5571 (struct function): Remove value_histograms, stack_alignment_needed,
5572 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
5574 unexpanded_var_list, stack_protect_guard.
5575 (current_function_epilogue_delay_list): Remove.
5576 * ipa-type-escape.c (analyze_function): Update.
5577 * gimplify.c (pop_gimplify_context): Update comment.
5578 * calls.c (expand_call): Update.
5579 (emit_library_call_value_1): Update.
5580 * except.c (set_nothrow_function_flags): Update.
5581 * cfgexpand.c (get_decl_align_unit): Update.
5582 (create_stack_guard): Update.
5583 (estimated_stack_frame_size): Update.
5584 (expand_used_vars): Update.
5585 (tree_expand_cfg): Free histogram earliers, init expansion variables.
5586 * explow.c (allocate_dynamic_stack_space): Update.
5587 * tree-ssa-live.c (remove_unused_locals): Update.
5588 * varasm.c (mark_constant_pool): Update.
5589 * tree-inline.c (remap_decls): Update.
5590 (initialize_cfun): Update.
5591 (declare_return_variable): Update.
5592 (inline_forbidden_p): Update.
5593 (expand_call_inline): Update.
5594 (declare_inline_vars): Update.
5595 (tree_function_versioning): Update.
5596 * tree-flow.h (value_histograms): New.
5597 (VALUE_HISTOGRAMS): New macro.
5598 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
5600 * tree-cfg.c (set_bb_for_stmt): Update.
5601 (replace_by_duplicate_decl): Update.
5602 (move_block_to_fn): Update.
5603 (new_label_mapper): Update.
5604 (dump_function_to_file): Update.
5605 * ipa-struct-reorg.c (build_data_structure): Update.
5606 * cfgrtl.c (print_rtl_with_bb): Update.
5607 * reload1.c (reload): Update.
5609 * config/i386/i386.c (setup_incoming_varargs_64,
5610 ix86_compute_frame_layout): Update.
5611 * config/arc/arc.c (arc_output_function_epilogue): Update.
5613 2008-04-18 Marius Strobl <marius@FreeBSD.org>
5615 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
5616 for FreeBSD as well.
5617 * gthr-posix95.h: Likewise.
5619 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
5621 PR rtl-optimization/35838
5622 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
5623 out the byte offset of the first subreg.
5625 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
5627 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
5628 to split_ti instead of three separate calls with single member arrays.
5629 (subti3 splitter): Ditto.
5630 (adddi3 splitter): Ditto with split_di.
5631 (subdi3 splitter): Ditto.
5632 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
5633 two separate calls with single member arrays. Swap match_dup
5634 operands 1 and 2 to better fit into the array.
5635 (negdi2 splitter): Ditto with split_di.
5636 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
5637 two separate calls with single member arrays. Swap match_dup operands
5638 6 and 7 to better fit into the array.
5640 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
5642 * config/i386/i386.c (sse_builtin_type): New.
5643 (bdesc_sse_args): Likewise.
5644 (bdesc_sse_3arg): Removed.
5645 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5646 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
5647 IX86_BUILTIN_ROUNDPS.
5648 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
5649 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
5650 IX86_BUILTIN_ROUNDPS.
5651 (ix86_expand_sse_4_operands_builtin): Removed.
5652 (ix86_expand_sse_operands_builtin): New.
5653 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
5654 and CODE_FOR_sse4_1_roundps.
5655 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5656 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
5658 2008-04-17 Alan Modra <amodra@bigpond.net.au>
5661 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
5662 regs before frame pop when needed. If use_backchain_to_restore_sp
5663 then load backchain into a temp reg to restore vr and vrsave. Add
5664 code to restore vr after frame pop if possible.
5666 2008-04-17 Richard Guenther <rguenther@suse.de>
5668 * tree-vn.c (expressions_equal_p): Do not check type
5669 equality or compatibility before calling operand_equal_p.
5670 * fold-const.c (operand_equal_p): Check equivalence of
5671 integer constants before bailing out due to signedness or
5672 precision differences.
5673 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
5674 spurious differences in type qualification. Ignore types
5675 for COMPONENT_REFs at all.
5677 2008-04-17 Christian Bruel <christian.bruel@st.com>
5679 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
5680 msw_skip comparison.
5682 2008-04-16 Jakub Jelinek <jakub@redhat.com>
5685 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
5688 PR tree-optimization/35899
5689 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
5690 rather than TREE_OPERAND.
5692 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
5695 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
5696 temporary registers. Change operand predicate to general_operand.
5697 (remainderxf3): Ditto.
5699 2008-04-16 Richard Guenther <rguenther@suse.de>
5701 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
5702 * tree-affine.c (aff_combination_expand): Look through some
5705 2008-04-15 Doug Kwan <dougkwan@google.com>
5707 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
5709 * tree-pretty-print.c (dump_generic_node): Ditto.
5710 * final.c (output_addr_const): Ditto.
5711 * dwarf2out.c (output_cfi): Ditto.
5712 * c-pretty-print.c (pp_c_integer_constant): Ditto.
5713 * print-rtl.c (print_rtx): Ditto.
5714 * print-tree.c (print_node_brief, print_node): Ditto.
5715 * c-common.c (match_case_to_enum_1): Ditto.
5716 * sched-vis.c (print_value): Ditto.
5717 * config/i386/i386.c (print_operand): Cast to long unsigned int
5720 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
5721 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
5722 MS Windows VirtualProtect function.
5724 2008-04-15 Jan Hubicka <jh@suse.cz>
5726 * gengtype.c (write_root): Param_is argument is OK.
5727 * expr.c (expand_expr_real_1): Update call of get_exception_*.
5728 * function.h: Include varray.h
5729 (rtl_eh): New stucture based on except.c one.
5730 (call_site_record): New forward declaration and vector type.
5731 * calls.c (emit_call_1): Do not call
5732 note_current_region_may_contain_throw.
5733 * except.c (eh_status): Remove cur_region, try_region since they are
5735 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
5736 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
5737 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
5738 Remove call_site_data_used, call_site_data_size.
5739 Turn call_site_record into vector in function.h.
5740 (note_current_region_may_contain_throw): Remove.
5741 (get_exception_pointer, get_exception_filter): Do not take struct
5742 function argument; update.
5743 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
5744 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
5745 build_post_landing_pads, dw2_build_landing_pads,
5746 sjlj_assign_call_site_values, sjlj_mark_call_sites,
5747 sjlj_emit_function_enter, sjlj_emit_function_enter,
5748 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
5749 sjlj_build_landing_pads, finish_eh_generation,
5750 remove_exception_handler_label, remove_eh_handler,
5751 maybe_remove_eh_handler, add_reachable_handler,
5752 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
5753 add_action_record, collect_one_action_chain, add_call_site,
5754 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
5755 sjlj_output_call_site_table, output_function_exception_table,
5756 * except.h (note_current_region_may_contain_throw): Remove
5757 (get_exception_pointer, get_exception_filter): Do not take struct
5759 * Makefile.in (GTFILES): Put varargs before struct function.
5761 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
5763 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
5764 punt for STRING_CST.
5765 (get_constraint_for): Deal with STRING_CST here instead.
5767 2008-04-15 Richard Guenther <rguenther@suse.de>
5769 * tree-ssa-propagate.c (substitute_and_fold): Substitute
5770 statements in a basic-block with a backward walk. Do not
5771 substitute into dead statements but instead remove those.
5773 2008-04-15 Richard Guenther <rguenther@suse.de>
5775 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
5776 to zero, thus disable creation of SFTs.
5778 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
5780 * tree-predcom.c (suitable_reference_p): Return false if the
5781 reference can throw.
5783 2008-04-15 Jakub Jelinek <jakub@redhat.com>
5786 * c-decl.c (finish_decl): If extern or static var has variable
5787 size, set TREE_TYPE (decl) to error_mark_node.
5789 2008-04-15 Rafael Espindola <espindola@google.com>
5791 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
5794 2008-04-15 Richard Guenther <rguenther@suse.de>
5796 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
5797 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
5798 (visit_reference_op_load): Do walk vuse-vdef chains on
5799 vn_reference_lookup.
5800 (visit_reference_op_store): But do not here.
5801 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
5802 vn_reference_lookup.
5803 (vn_lookup_with_vuses): But do so here.
5805 2008-04-14 Ian Lance Taylor <iant@google.com>
5807 * fold-const.c (fold_overflow_warning): Remove assertion.
5809 2008-04-15 Ben Elliston <bje@au.ibm.com>
5811 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
5812 temp1 local variables.
5814 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
5817 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
5818 ".text.unlikely" section as executable.
5820 2008-04-14 James E. Wilson <wilson@tuliptree.org>
5822 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5823 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
5824 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
5825 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
5826 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
5827 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
5828 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
5830 2008-04-14 Ian Lance Taylor <iant@google.com>
5832 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
5833 * fold-const.c (fold_comparison): If appropriate, test
5834 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
5835 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
5836 reassociating a pointer type.
5837 * doc/invoke.texi (Optimize Options): Document that
5838 -fstrict-overflow applies to pointer wraparound.
5840 2008-04-13 Jan Hubicka <jh@suse.cz>
5842 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
5844 2008-04-12 Andrew Pinski <pinskia@gmail.com>
5846 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
5847 we are going to "save the world".
5849 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
5851 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
5852 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
5853 operand 0 constraint, not "=".
5855 2008-04-11 James E. Wilson <wilson@tuliptree.org>
5857 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
5859 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
5861 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
5862 of size of positions_needed * CHAR_BIT.
5864 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
5867 * dse.c (store_info): Change positions_needed to unsigned
5869 (lowpart_bitmask): New.
5870 (record_store): Cast to unsigned HOST_WIDE_INT for
5871 positions_needed. Assert width <= size of positions_needed *
5872 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
5873 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
5874 lowpart_bitmask to set mask.
5876 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5878 * config/bfin/constraints.md: New file.
5879 * config/bfin/bfin.md: Include it.
5880 (adddi3): Use satisfies_constraint functions instead of the old macros.
5881 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
5882 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
5883 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
5884 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
5885 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
5886 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
5887 EXTRA_CONSTRAINT): Delete.
5888 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
5889 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
5891 * config/bfin/bfin.c: Include "tm-constrs.h".
5892 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
5893 Use satisfies_constraint functions instead of the old macros.
5894 * doc/md.texi (Blackfin Constraints): Update file name reference.
5896 2008-04-11 Richard Guenther <rguenther@suse.de>
5898 PR tree-optimization/35869
5899 * tree-vrp.c (execute_vrp): Move switch statement update after
5900 jump threading. Schedule another cfg cleanup run.
5902 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
5905 * attribs.c (decl_attributes): Return early on errorneous node.
5907 2008-04-10 Oleg Ryjkov <olegr@google.com>
5909 * tree.h (struct tree_base): Added a new flag default_def_flag.
5910 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
5912 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
5914 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
5916 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5919 * pa.md: Define mode iterator P. Define mode attribute dwc.
5920 (dcacheflush): Update pattern to use iterator P and attribute dwc.
5921 (icacheflush): Likewise.
5922 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
5923 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
5925 2008-04-11 Ben Elliston <bje@au.ibm.com>
5927 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
5929 2008-04-10 Rafael Espindola <espindola@google.com>
5931 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
5932 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
5933 (extract_range_from_expr): The same.
5935 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
5937 * config/mips/mips.md (GPR2): New mode iterator.
5939 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
5940 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
5941 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
5942 Rewrite these to take two modes, the mode of comparison and the
5943 mode of the destination.
5944 * config/mips/mips.c (mips_expand_scc): Instead of having
5945 paradoxical subreg as destination, expand "narrowing" scc if mode
5946 of comparison is SI and target is requested in DI mode.
5947 (mips_emit_int_order_test): Update comment. Make mode of
5948 comparison match CMP0 rather than TARGET. When creating inverse
5949 target use mode of TARGET.
5951 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
5953 * gcov-dump.c (tag_summary): Only print summaries for the first
5954 GCOV_COUNTERS_SUMMABLE counters.
5956 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
5958 * config/i386/i386.md (absneg): New code iterator.
5959 (absnegprefix): New code attribute.
5960 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
5961 patterns using absneg code iterator.
5962 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
5963 using absneg code iterator.
5964 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
5965 *neg<mode>2 patterns using absneg code iterator.
5966 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
5967 *negextendsfdf2 patterns using absneg code iterator.
5968 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
5969 *negextendsfxf2 patterns using absneg code iterator.
5970 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
5971 *negextendsfdf2 patterns using absneg code iterator.
5972 * config/i386/sse.md (<code><mode>2): Macroize expander from
5973 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
5975 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
5977 * config/s390/s390.h: Remove the remains of the recent search
5978 & replace action of current_function_outgoing_args_size.
5980 2008-04-10 Ira Rosen <irar@il.ibm.com>
5982 PR tree-optimization/35821
5983 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
5984 NEW_STMT_LIST is not NULL.
5986 2008-04-09 David Edelsohn <edelsohn@gnu.org>
5989 * toplev.c (process_options): Remove -ffunction-sections debugging
5992 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
5994 PR middle-end/PR28690
5995 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
5996 than gen_rtx_fmt_ee to perform more canonicalizations.
5998 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6001 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
6003 2008-04-09 Richard Guenther <rguenther@suse.de>
6005 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
6006 (dump_function_to_file): Dump function arguments with types.
6008 2008-04-08 Richard Guenther <rguenther@suse.de>
6010 * fold-const.c (fold_widened_comparison): Do not allow
6011 sign-changes that change the result.
6013 2008-04-08 Janis Johnson <janis187@us.ibm.com>
6016 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
6017 kinds of indirect references.
6019 2008-04-08 David Edelsohn <edelsohn@gnu.org>
6021 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
6022 GNU Fortran language string.
6024 2008-04-08 Rafael Espindola <espindola@google.com>
6026 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
6027 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
6028 * tree.h (tree_call_nonnegative_warnv_p): New.
6030 2008-04-08 Jan Hubicka <jh@suse.cz>
6032 * function.c (free_after_compilation): Clear out regno_reg_rtx
6035 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
6038 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
6040 PR middle-end/PR28690
6041 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
6042 same precedence as REG_POINTER and MEM_POINTER operands.
6044 2008-04-08 Richard Guenther <rguenther@suse.de>
6047 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
6048 for adding index to base.
6050 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
6052 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
6053 (MINGW_ENABLE_EXECUTE_STACK): New.
6054 (IN_LIBGCC2): For libgcc include windows.h file for
6055 function declarations.
6057 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
6059 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
6060 and tem2 if tem1 is not a REG or MULT.
6062 2008-04-08 Jan Hubicka <jh@suse.cz>
6064 * function.h (incomming_args): Break out of struct function.
6065 (function_subsections): Break out of struct function.
6066 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
6067 return_rtx and hard_reg_initial_vals from struct function.
6068 Kill inl_max_label_num.
6069 (current_function_pops_args, current_function_args_info,
6070 current_function_args_size, current_function_args_size,
6071 current_function_pretend_args_size,
6072 current_function_outgoing_args_size,
6073 current_function_internal_arg_pointer, current_function_return_rtx):
6074 Kill compatibility accestor macros.
6075 * builtins.c (expand_builtin_apply_args_1): Update.
6076 (expand_builtin_next_arg): Update.
6077 * df-scan.c (df_get_call_refs): Update.
6078 * dbxout.c (dbxout_function_end): Update.
6079 * dwarf2out.c (dwarf2out_switch_text_section): Update.
6080 (output_line_info): Update.
6081 (secname_for_decl): Update.
6082 (dwarf2out_var_location): Update.
6083 * function.c (free_after_compilation): Update.
6084 (assign_parm_find_stack_rtl): Update.
6085 (assign_parms): Update.
6086 (expand_dummy_function_end): Update.
6087 (expand_function_end): Update.
6088 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
6089 (expand_call): Update.
6090 (emit_library_call_value_1): Update.
6091 (store_one_arg): Update.
6092 * varasm.c (initialize_cold_section_name): Update.
6093 (unlikely_text_section): Update.
6094 (unlikely_text_section_p): Update.
6095 (assemble_start_function): Update.
6096 (assemble_end_function): Update.
6097 (default_section_type_flags): Update.
6098 (switch_to_section): Update.
6099 * integrate.c (set_decl_abstract_flags): Update.
6100 (get_hard_reg_initial_val): Update.
6101 (has_hard_reg_initial_val): Update.
6102 (allocate_initial_values): Update.
6103 * resource.c (init_resource_info): Update.
6104 * config/alpha/alpha.c (NUM_ARGS): Update.
6105 (direct_return): Update.
6106 (alpha_va_start): Update.
6107 (alpha_sa_size): Update.
6108 (alpha_initial_elimination_offset): Update.
6109 (alpha_expand_prologue): Update.
6110 (alpha_start_function): Update.
6111 (alpha_expand_epilogue): Update.
6112 (unicosmk_initial_elimination_offset):
6113 * config/alpha/alpha.md (call expander): Update.
6114 * config/s390/s390.c (s390_register_info): Update.
6115 (s390_register_info): Update.
6116 (s390_frame_info): Update.
6117 (s390_initial_elimination_offset): Update.
6118 (s390_build_builtin_va_list): Update.
6119 (s390_va_start): Update.
6120 * config/spu/spu.c (direct_return): Update.
6121 (spu_expand_prologue): Update.
6122 (spu_initial_elimination_offset): Update.
6123 (spu_build_builtin_va_list): Update.
6124 (spu_va_start): Update.
6125 * config/sparc/sparc.c (sparc_init_modes): Update.
6126 (sparc_compute_frame_size): Update.
6127 (function_value): Update.
6128 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
6129 * config/i386/i386.md (return expander): Update.
6130 * config/i386/i386.c (ix86_va_start): Update.
6131 (ix86_can_use_return_insn_p): Update.
6132 (ix86_compute_frame_layout): Update.
6133 (ix86_expand_epilogue): Update.
6134 * config/sh/sh.c (output_stack_adjust): Update.
6135 (calc_live_regs): Update.
6136 (sh_expand_prologue): Update.
6137 (sh_builtin_saveregs): Update.
6138 (sh_va_start): Update.
6139 (initial_elimination_offset): Update.
6140 (sh_allocate_initial_value): Update.
6141 (sh_function_ok_for_sibcall): Update.
6142 (sh_get_pr_initial_val): Update.
6143 * config/sh/sh.md (return expander): Update.
6144 * config/avr/avr.c (frame_pointer_required_p): UPdate.
6145 * config/crx/crx.c (crx_compute_frame): UPdate.
6146 (crx_initial_elimination_offset): UPdate.
6147 * config/xtensa/xtensa.c (compute_frame_size): Update
6148 (xtensa_builtin_saveregs): Update.
6149 (xtensa_va_start): Update.
6150 (order_regs_for_local_alloc): Update.
6151 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
6152 (xstormy16_expand_builtin_va_start): Update.
6153 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
6154 * config/m68hc11/m68hc11.md (return expanders): Update.
6155 * config/m68hc11/m68hc11.c (expand_prologue): Update.
6156 (expand_epilogue): Update.
6157 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
6158 (cris_simple_epilogue): Update.
6159 (cris_expand_prologue): Update.
6160 (cris_expand_epilogue): Update.
6161 * config/iq2000/iq2000.c (iq2000_va_start): Update.
6162 (compute_frame_size): Update.
6163 * config/mt/mt.c (mt_compute_frame_size): Update.
6164 * config/mn10300/mn10300.c (expand_prologue): Update.
6165 (expand_epilogue): Update.
6166 (initial_offset): Update.
6167 (mn10300_builtin_saveregs):
6168 * config/mn10300/mn10300.md (return expander): Update.
6169 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
6170 (ia64_initial_elimination_offset): Update.
6171 (ia64_initial_elimination_offset): Update.
6172 (ia64_expand_prologue): Update.
6173 * config/m68k/m68k.md (return expander): Update.
6174 * config/rs6000/rs6000.c (rs6000_va_start): Update.
6175 (rs6000_stack_info): Update.
6176 * config/mcore/mcore.c (layout_mcore_frame): Update.
6177 (mcore_expand_prolog): Update.
6178 * config/arc/arc.c (arc_compute_frame_size): Update.
6179 * config/score/score3.c (score3_compute_frame_size): Update.
6180 * config/score/score7.c (score7_compute_frame_size): Update.
6181 * config/arm/arm.c (use_return_insn): Update.
6182 (thumb_find_work_register): Update.
6183 (arm_compute_save_reg_mask): Update.
6184 (arm_output_function_prologue): Update.
6185 (arm_output_epilogue): Update.
6186 (arm_size_return_regs): Update.
6187 (arm_get_frame_offsets): Update.
6188 (arm_expand_prologue): Update.
6189 (thumb_exit): Update.
6190 (thumb_unexpanded_epilogue): Update.
6191 (thumb1_output_function_prologue): Update.
6192 * config/pa/pa.md (return expander): Update.
6193 * config/pa/pa.c (compute_frame_size): Update.
6194 (hppa_builtin_saveregs): Update.
6195 * config/mips/mips.c (mips_va_start): Update.
6196 (mips16_build_function_stub): Update.
6197 (mips_compute_frame_info): Update.
6198 (mips_restore_gp): Update.
6199 (mips_output_function_prologue): Update.
6200 (mips_expand_prologue): Update.
6201 * config/v850/v850.c (compute_frame_size): Update.
6202 (expand_prologue): * config/mmix/mmix.c (along): update.
6203 (mmix_initial_elimination_offset): update.
6204 (mmix_reorg): update.
6205 (mmix_use_simple_return): update.
6206 (mmix_expand_prologue): update.
6207 (mmix_expand_epilogue): Update.
6208 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
6209 (emit_link_insn): Update.
6211 2008-04-08 Anatoly Sokolov <aesok@post.ru>
6213 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
6214 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
6216 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
6219 2008-04-07 Jan Hubicka <jh@suse.cz>
6221 * function.h (rtl): Rename to x_rtl.
6223 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
6224 frame_offset, stack_check_probe_note, arg_pointer_save_area,
6225 used_temp_slots avail_temp_slots, temp_slot_level,
6226 nonlocal_goto_handler_labels): Update accesstors.
6227 (rtl): New global variable.
6228 (struct function): Move some fileds to rtl_data.
6229 (get_arg_pointer_save_area): Update prototype.
6230 * builtins.c (expand_builtin_setjmp_receiver): Update call of
6231 get_arg_pointer_save_area.
6232 * expr.c (init_expr): Update
6233 * function.c (get_frame_size): Update
6234 (assign_stack_local): Update
6235 (expand_function_end): Update.
6236 (get_art_pointer_save_area): Update
6238 * emit-rtl.c (rtl): Declare.
6239 (regno_reg_rtx): Declare.
6240 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
6242 (gen_reg_rtx): Update.
6243 * varasm.c (n_deferred_constatns): Update accestor.
6244 (init_varasm_status): Do not allocate varasm_status.
6245 (force_const_mem, get_pool_size, output_constant_pool): Update.
6246 * stmt.c (force_label_rtx): Do not use x_ prefixes.
6247 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
6248 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
6249 * sparc/sparc.h (INIT_EXPANDERS): Update.
6250 * ia64/ia64.h (INIT_EXPANDERS): Update.
6252 2008-04-07 James E. Wilson <wilson@tuliptree.org>
6254 * reload.c (push_secondary_reload): Add missing break to for loop.
6256 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
6258 PR middle-end/PR28690
6259 * rtlanal.c: Update copyright years.
6260 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
6261 as REG_POINTER and MEM_POINTER operands.
6262 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
6263 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
6264 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
6265 * gcse.c: Update copyright years.
6266 (pre_delete): Call gen_reg_rtx_and_attrs.
6267 (hoist_code): Likewise.
6268 (build_store_vectors): Likewise.
6269 (delete_store): Likewise.
6270 * loop-invariant.c (move_invariant_reg): Likewise.
6271 Update copyright years.
6273 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
6275 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
6276 control string instead of quoted.
6278 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
6280 * doc/rtl.texi: Rewrite of subreg section.
6282 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
6285 * config/i386/i386.c (legitimize_pic_address): Add treating
6286 of dllimport SYM_REF's.
6287 (legitimize_dllimport_symbol): Add prototype.
6289 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
6291 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
6292 reference in constructor with non self-referential type.
6294 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
6296 Removal of Return with Depressed Stack Pointer support
6297 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
6298 (ECF_SP_DEPRESSED): Likewise.
6299 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
6300 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
6301 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6302 (expand_call): Do not test ECF_SP_DEPRESSED.
6303 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6304 * function.c (keep_stack_depressed): Delete.
6305 (handle_epilogue_set): Likewise.
6306 (update_epilogue_consts): Likewise.
6307 (emit_equiv_load): Likewise.
6308 (thread_prologue_and_epilogue_insns): Remove support for Return with
6309 Depressed Stack Pointer.
6310 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6312 2008-04-06 Richard Guenther <rguenther@suse.de>
6314 PR tree-optimization/35400
6315 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
6316 information from SSA_NAMEs.
6318 2008-04-06 Anatoly Sokolov <aesok@post.ru>
6320 * config/avr/avr.h (avr_mega_p): Remove declaration.
6321 (AVR_MEGA): Remove macro.
6322 * config/avr/avr.c (avr_mega_p): Remove variable.
6323 (avr_override_options): Remove inicializion of avr_mega_p.
6324 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
6325 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
6326 (avr_jump_mode): (Ditto.).
6327 (avr_output_progmem_section_asm_op): (Ditto.).
6328 (avr_asm_init_sections): (Ditto.).
6329 (avr_asm_init_sections): (Ditto.).
6330 (avr_rtx_costs): (Ditto.).
6331 * config/avr/avr.md: (Ditto.).
6332 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
6335 2008-04-06 Richard Guenther <rguenther@suse.de>
6337 PR tree-optimization/35842
6338 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
6339 is_gimple_invariant_address.
6341 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6343 * gcc.c (default_compilers): Sync Fortran extensions list with
6344 that in fortran/lang-specs.h.
6345 * doc/invoke.texi: Likewise.
6346 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
6347 * dwarf2out.c (gen_compile_unit_die): Likewise.
6349 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
6351 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
6353 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
6356 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
6357 attribute is used for nested functions.
6359 2008-04-05 Jan Hubicka <jh@suse.cz>
6361 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
6363 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
6365 (dump_files): Update.
6366 (enable_rtl_dump_file): Do not accept letter argument.
6367 * tree-pass.h (dump_file_info): Remove letter argument.
6368 * toplev.c (decode_d_option): Update -da handling.
6369 * toplev.h (enable_rtl_dump_file): Update prototype.
6370 * passes.c (register_one_dump_file): Do not accept IPA argument; work
6371 it out based on pass type.
6372 (register_dump_files_1): Likewise.
6373 (init_optimization_passes): Update register_one_dump_file calls.
6374 (execute_one_pass): Sanity check that IPA passes are called at IPA
6375 level and RTL passes at RTL level.
6376 (execute_pass_list): IPA pass can not be after or subpass of
6378 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
6379 disallov RTL subpasses of IPA subpasses.
6381 2008-04-05 Ben Elliston <bje@au.ibm.com>
6383 * tree-cfg.c (need_fake_edge_p): Return false for calls to
6384 builtins that return exactly once and do not throw. Cache call to
6387 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
6389 PR rtl-optimization/34916
6391 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
6392 between instruction pairs.
6394 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
6396 * doc/invoke.texi: Document -mbitops for SH.
6397 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
6398 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
6399 * config/sh/sh.c (print_operand): Add %t operand code.
6400 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
6401 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
6402 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
6403 (extendqihi2): Likewise.
6404 (movqi_i): Likewise.
6405 (insv): Use bset, bclr and bst instructions for SH2A if possible.
6406 (extv): Use bld instruction for SH2A if possible.
6408 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
6409 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
6410 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
6411 (bset.b, bclr.b): Define peepholes.
6412 * config/sh/sh.opt (mbitops): New option.
6414 2008-04-04 Janis Johnson <janis187@us.ibm.com>
6417 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
6418 and view convert expression.
6420 2008-04-04 Jakub Jelinek <jakub@redhat.com>
6423 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
6425 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
6427 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
6429 * config/i386/cpuid.h (bit_AES): New.
6430 (bit_PCLMUL): Likewise.
6432 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
6433 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
6434 SSE2 if AES or PCLMUL is enabled.
6435 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
6436 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
6437 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
6438 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
6439 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
6440 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
6441 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
6442 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
6443 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
6444 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
6445 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
6446 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
6447 __builtin_ia32_aeskeygenassist128 and
6448 __builtin_ia32_pclmulqdq128.
6449 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
6450 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
6451 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
6453 * config/i386/i386.h (TARGET_AES): New.
6454 (TARGET_PCLMUL): Likewise.
6455 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
6457 * config/i386/i386.md (UNSPEC_AESENC): New.
6458 (UNSPEC_AESENCLAST): Likewise.
6459 (UNSPEC_AESDEC): Likewise.
6460 (UNSPEC_AESDECLAST): Likewise.
6461 (UNSPEC_AESIMC): Likewise.
6462 (UNSPEC_AESKEYGENASSIST): Likewise.
6463 (UNSPEC_PCLMUL): Likewise.
6465 * config/i386/i386.opt (maes): New.
6466 (mpclmul): Likewise.
6468 * config/i386/sse.md (aesenc): New pattern.
6469 (aesenclast): Likewise.
6471 (aesdeclast): Likewise.
6473 (aeskeygenassist): Likewise.
6474 (pclmulqdq): Likewise.
6476 * config/i386/wmmintrin.h: New.
6478 * doc/extend.texi: Document AES and PCLMUL built-in function.
6480 * doc/invoke.texi: Document -maes and -mpclmul.
6482 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
6484 * function.c (free_after_parsing): Replace with
6485 cxx_push_function_context from C++ front-end.
6486 (allocate_struct_function): Don't call langhook.
6487 * langhooks.h (struct lang_hooks_for_functions): Delete.
6488 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
6490 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
6491 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
6492 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
6493 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
6494 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
6495 remove LANG_HOOKS_FUNCTION_INITIALIZER.
6496 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
6498 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
6499 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
6501 2008-04-04 Jakub Jelinek <jakub@redhat.com>
6504 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
6507 2008-04-04 Richard Guenther <rguenther@suse.de>
6510 * fold-const.c (optimize_minmax_comparison): Use the correct
6511 type for the constant in the simplified comparison.
6513 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
6515 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
6516 Pass L2 size as "--param l2-cache-size" to the compiler.
6517 (decode_l2_cache): New function to decode L2 cache parameters using
6518 0x8000006 extended cpuid function.
6519 (detect_caches_amd): Determine parameters of L2 cache using
6520 decode_l2_caches function.
6521 (decode_caches_intel): Decode L2 cache parameters.
6522 (detect_caches_intel): Determine L2 cache parameters using
6523 decode_caches_intel and decode_l2_caches functions.
6525 2008-04-03 Bob Wilson <bob.wilson@acm.org>
6527 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
6528 secondary input reload for subword loads from the constant pool.
6530 2008-04-03 Janis Johnson <janis187@us.ibm.com>
6533 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
6534 constants of the appropriate size for runtime calculations.
6537 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
6538 decimal-float literal constant zero.
6540 2008-04-03 Jakub Jelinek <jakub@redhat.com>
6543 * c-parser.c (c_parser_omp_atomic): Call
6544 default_function_array_conversion on the RHS.
6547 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
6548 call is_variable_sized if decl has incomplete type.
6550 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
6552 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
6554 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
6556 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
6558 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
6559 (sgt<u>): Merge sgt and sgtu into new expander.
6560 (sgt, sgtu): Remove expanders.
6561 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
6562 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
6563 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
6564 *sgtu_<mode>_mips16 into new pattern.
6565 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
6566 (sge<u>): Merge sge and sgeu into new expander.
6567 (sge, sgeu): Remove expanders.
6568 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
6570 (*sge_<mode>, second *sge_<mode>): Remove patterns.
6571 (slt<u>): Merge slt and sltu into new expander.
6572 (slt, sltu): Remove expanders.
6573 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
6574 (*slt_<mode>, *sltu_<mode>): Remove patterns.
6575 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
6576 *sltu_<mode>_mips16 into new pattern.
6577 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
6578 (sle<u>): Merge sle and sleu into new expander.
6579 (sle, sleu): Remove expanders.
6580 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
6581 (*sle_<mode>, *sleu_<mode>): Remove patterns.
6582 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
6583 *sleu_<mode>_mips16 into new pattern.
6584 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
6586 2008-04-03 Jan Hubicka <jh@suse.cz>
6588 PR tree-optimization/35795
6589 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
6590 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6591 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6592 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6593 * score/score3.c (score3_output_mi_thunk): Likewise.
6594 * score/score7.c (score7_output_mi_thunk): Likewise.
6595 * mips/mips.c (mips_output_mi_thunk): Likewise.
6597 2008-04-03 Richard Guenther <rguenther@suse.de>
6599 * tree-vrp.c (extract_range_from_unary_expr): Handle all
6600 conversions. Simplify code.
6602 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
6604 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
6606 2008-04-03 Tom Tromey <tromey@redhat.com>
6607 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6609 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
6610 * config/bfin/t-bfin-linux (generated_files): Add
6611 linux-sysroot-suffix.h.
6612 * doc/install.texi (Prerequisites): Require make 3.80.
6613 * doc/sourcebuild.texi (Front End Directory): Document new
6615 * Makefile.in (generated_files): New variable.
6616 (ALL_HOST_OBJS): New variable.
6617 ($(ALL_HOST_OBJS)): New target.
6619 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6621 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
6622 (remap_block): Call id->transform_lang_insert_block instead
6624 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
6625 Set id.transform_lang_insert_block to NULL.
6626 (clone_body): Move to cp/optimize.c
6627 * tree-inline.h (struct copy_body_data): Change
6628 transform_lang_insert_block to function pointer.
6629 (copy_generic_body, copy_decl_no_change): Export.
6630 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
6631 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
6632 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
6634 * c-tree.h (insert_block): Kill.
6635 * c-decl.c (insert_block): Kill.
6637 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6639 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6640 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6641 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
6643 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
6644 argument, call {push,pop}_function_context from here.
6645 * c-parser.c: Use c_{push,pop}_function_context.
6647 * function.c (push_function_context_to): Move meat ...
6648 (push_function_context): ... here. Simplify.
6649 * function.c (pop_function_context_from): Move meat ...
6650 (pop_function_context): ... here. Simplify.
6651 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
6653 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6654 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6655 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
6656 * tree.h (push_function_context_to, pop_function_context_from): Remove.
6658 2008-04-03 Ben Elliston <bje@au.ibm.com>
6660 * expmed.c (extract_force_align_mem_bit_field): Remove.
6662 2008-04-03 Richard Guenther <rguenther@suse.de>
6665 * expr.h (try_casesi): Adjust prototype.
6666 * expr.c (try_casesi): Take fallback label as extra parameter.
6667 Use that for gen_casesi if default_label is NULL.
6668 * stmt.c (expand_case): Pass fallback label to try_casesi,
6669 make sure to fill gaps with a fallback label if default_label
6672 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
6675 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
6677 2008-04-03 Ben Elliston <bje@au.ibm.com>
6679 * expmed.c (extract_split_bit_field): Remove if (0) code.
6680 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
6681 (do_ds_constraint): Likewise.
6683 2008-04-02 Joseph Myers <joseph@codesourcery.com>
6685 * doc/cppopts.texi (-dU): Document.
6686 * c-common.h (flag_dump_macros): Update comment.
6687 * c-opts.c (handle_OPT_d): Handle -dU.
6688 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
6689 dump_queued_macros, cb_used_define, cb_used_undef): New.
6690 (init_pp_output): Handle -dU.
6691 (cb_line_change): Call dump_queued_macros.
6692 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
6694 2008-04-02 Anatoly Sokolov <aesok@post.ru>
6696 * config/avr/predicates.md (io_address_operand): New predicate.
6697 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
6698 * config/avr/avr.c (avr_io_address_p): Remove function.
6699 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
6700 'avr_io_address_p' function.
6701 (out_movhi_r_mr): (Ditto.).
6702 (out_movqi_mr_r): (Ditto.).
6703 (out_movhi_mr_r): (Ditto.).
6704 (avr_address_cost): (Ditto.).
6706 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
6708 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
6709 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
6710 in 32bit mode when XMM registers are available to avoid store
6712 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
6713 corresponding post-reload splitters.
6715 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6717 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
6718 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
6719 __builtin_ia32_roundss.
6720 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
6721 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
6722 __builtin_ia32_roundss.
6723 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
6724 IX86_BUILTIN_SHUFPD here.
6726 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6728 * config/i386/i386.md (plogic): New.
6729 (plogicprefix): Likewise.
6731 * config/i386/mmx.md (mmx_<code><mode>3): New.
6732 (mmx_and<mode>3): Removed.
6733 (mmx_ior<mode>3): Likewise.
6734 (mmx_xor<mode>3): Likewise.
6736 * config/i386/sse.md (<code><mode>3): New.
6737 (*<code><mode>3): Likewise.
6738 (*<code><mode>3): Likewise.
6739 (<code><mode>3): Likewise.
6740 (*sse_<code><mode>3): Likewise.
6741 (*sse2_<code><mode>3): Likewise.
6742 (<code>tf3): Likewise.
6743 (*<code>tf3): Likewise.
6744 (and<mode>3): Likewise.
6745 (*and<mode>3): Likewise.
6746 (ior<mode>3): Removed.
6747 (*ior<mode>3): Likewise.
6748 (xor<mode>3): Likewise.
6749 (*xor<mode>3): Likewise.
6750 (*and<mode>3): Likewise.
6751 (*ior<mode>3): Likewise.
6752 (*xor<mode>3): Likewise.
6753 (and<mode>3): Likewise.
6754 (*sse_and<mode>3): Likewise.
6755 (*sse2_and<mode>3): Likewise.
6757 (*andtf3): Likewise.
6758 (ior<mode>3): Likewise.
6759 (*sse_ior<mode>3): Likewise.
6760 (*sse2_ior<mode>3): Likewise.
6762 (*iortf3): Likewise.
6763 (xor<mode>3): Likewise.
6764 (*sse_xor<mode>3): Likewise.
6765 (*sse2_xor<mode>3): Likewise.
6767 (*xortf3): Likewise.
6769 2008-04-02 Richard Guenther <rguenther@suse.de>
6771 PR tree-optimization/14495
6772 PR tree-optimization/34793
6773 * tree-vrp.c (struct switch_update): New structure.
6774 (to_remove_edges, to_update_switch_stmts): New VECs.
6775 (simplify_switch_using_ranges): New function. Remove not taken
6776 case labels and edges.
6777 (simplify_stmt_using_ranges): Call it.
6778 (identify_jump_threads): Mark edges we have queued for removal
6779 so we don't thread them.
6780 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
6782 * tree-cfg.c (group_case_labels): Deal with missing default label.
6783 (tree_verify_flow_info): Allow missing default label.
6784 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
6785 (emit_case_nodes): Likewise.
6786 (expand_case): Do not rely on the default label to be present.
6787 * expr.c (try_casesi): Deal with NULL default_label.
6788 (do_tablejump): Likewise.
6790 2008-04-02 Richard Guenther <rguenther@suse.de>
6792 PR tree-optimization/14495
6793 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
6794 SWITCH_EXPR here ...
6795 (vrp_visit_switch_stmt): ... but here (new function).
6796 (find_case_label_index): New helper function.
6797 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
6799 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6801 * fwprop.c: Fix ISO-C99ism.
6803 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6806 * Makefile.in (objdir): Set it here.
6807 * configure.ac: Not here. Find dynamic linker characteristics.
6808 * exec-tool.in: Use them.
6809 * aclocal.m4: Regenerate.
6810 * configure: Regenerate.
6812 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6814 * expr.c (expand_var): Delete it.
6815 * expr.h (expand_var): Delete prototype.
6816 * function.c (expand_function_start): Use expand_decl instead.
6817 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
6820 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
6822 PR rtl-optimization/35542
6823 * fwprop.c (forward_propagate_and_simplify): Replace
6824 loc_reg_mentioned_in_p with reg_mentioned_p.
6826 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6828 PR rtl-optimization/35281
6829 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
6830 (propagate_rtx_1): Handle PR_HANDLE_MEM.
6831 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
6832 (varying_mem_p): Move above propagate_rtx.
6833 (all_uses_available_at): Do not check MEMs.
6835 2008-04-02 Rafael Espindola <espindola@google.com>
6837 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
6838 (register_edge_assert_for_2): Split the cond argument.
6839 (register_edge_assert_for_1): Adjust for the change in
6840 register_edge_assert_for_2.
6841 (register_edge_assert_for): Split the cond argument.
6842 (find_switch_asserts): Adjust for the change in
6843 register_edge_assert_for.
6845 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
6847 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
6848 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
6849 offsets for 64-bit mingw.
6850 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
6851 abi for x86_64-pc-mingw.
6853 2008-04-02 Richard Guenther <rguenther@suse.de>
6855 * tree-vrp.c (extract_range_from_assert): Make sure to not
6856 produce range min/max with TREE_OVERFOW set.
6857 If merging a anti-range and a range keep the anti-range if
6858 the range covers all values of the type.
6859 (register_edge_assert_for_2): Only allow sign-changing
6860 conversions in detecting canonical range checks. Also
6861 register an assert for the unsigned name if useful.
6863 PR tree-optimization/35787
6864 * tree-vrp.c (vrp_val_max): New function.
6865 (vrp_val_min): Likewise.
6866 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
6867 (vrp_val_is_min): Likewise.
6868 (supports_overflow_infinity): Use vrp_val_{min,max}.
6869 (negative_overflow_infinity): Likewise.
6870 (positive_overflow_infinity): Likewise.
6871 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
6872 (is_positive_overflow_infinity): Likewise.
6873 (is_overflow_infinity): Likewise.
6874 (avoid_overflow_infinity): Use vrp_val_{min,max} and
6875 vrp_val_is_{min,max}.
6876 (set_and_canonicalize_value_range): Canonicalize anti-ranges
6877 to ranges if possible. Avoid empty ranges.
6879 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6882 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
6883 the expression is a function address.
6885 2008-04-01 George Helffrich <george@gcc.gnu.org>
6887 PR fortran/35154, fortran/23057
6888 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
6889 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
6890 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
6891 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
6893 (dbxout_syms): Check for COMMON-based symbol and wrap in
6894 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
6895 in bracket for efficiency.
6897 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
6898 using DW_TAG_common_block + member offset.
6899 (add_pubname_string): New function.
6900 (dw_expand_expr): New function to find block name and offset for
6902 (common_check): New function to check whether symbol in Fortran COMMON.
6903 (gen_variable_die): If COMMON, use DW_TAG_common_block.
6905 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
6908 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
6910 2008-04-02 Ben Elliston <bje@au.ibm.com>
6912 * config/v850/v850.md (casesi): Remove if (0) code.
6913 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6914 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
6916 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
6918 * config/i386/i386.md (rex64suffix): New mode attribute.
6919 (floathi<mode>2): Disable expander for SSE math.
6920 (*floathi<mode>2_1): New insn insn_and_split pattern.
6921 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
6922 corresponding post-reload splitters.
6923 (*floathi<mode>2_i387): New macroized insn pattern.
6924 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
6925 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
6926 insn_and_split pattern.
6927 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
6928 New macroized instruction patterns and corresponding post-reload
6930 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
6931 and corresponding post-reload splitters.
6932 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
6933 New macroized instruction patterns.
6934 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
6935 macroized instruction patterns and corresponding post-reload splitters.
6936 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
6937 corresponding post-reload splitters.
6938 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
6939 New macroized instruction patterns.
6940 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
6941 corresponding post-reload splitters.
6942 (*floatsi<mode>2_i387): New macroized instruction patterns.
6944 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
6946 * config/i386/i386.md (smaxmin): New.
6947 (umaxmin): Likewise.
6948 (maxminiprefix): Likewise.
6949 (maxminfprefix): Likewise.
6950 (<code><mode>3): Likewise.
6951 (smin<mode>3): Removed.
6952 (smax<mode>3): Likewise.
6954 * config/i386/mmx.md (mmx_<code>v2sf3): New.
6955 (mmx_<code>v4hi3): Likewise.
6956 (mmx_<code>v8qi3): Likewise.
6957 (mmx_smaxv2sf3): Removed.
6958 (mmx_sminv2sf3): Likewise.
6959 (mmx_umaxv8qi3): Likewise.
6960 (mmx_smaxv4hi3): Likewise.
6961 (mmx_uminv8qi3): Likewise.
6962 (mmx_sminv4hi3): Likewise.
6964 * config/i386/sse.md (<addsub><mode>3): New.
6965 (*<addsub><mode>3): Likewise.
6966 (<sse>_vm<addsub><mode>3): Likewise.
6967 (<maxmin><mode>3): Likewise.
6968 (*<maxmin><mode>3_finite): Likewise.
6969 (*<maxmin><mode>3): Likewise.
6970 (<sse>_vm<maxmin><mode>3): Likewise.
6971 (sse3_h<addsub>v4sf3): Likewise.
6972 (sse3_h<addsub>v2df3): Likewise.
6973 (<maxmin>v16qi3): Likewise.
6974 (*<maxmin>v16qi3): Likewise.
6975 (<maxmin>v8hi3): Likewise.
6976 (*<maxmin>v8hi3): Likewise.
6977 (*sse4_1_<maxmin><mode>3): Likewise.
6978 (*sse4_1_<maxmin><mode>3): Likewise.
6979 (add<mode>3): Removed.
6980 (*add<mode>3): Likewise.
6981 (<sse>_vmadd<mode>3): Likewise.
6982 (sub<mode>3): Likewise.
6983 (*sub<mode>3): Likewise.
6984 (<sse>_vmsub<mode>3): Likewise.
6985 (smin<mode>3): Likewise.
6986 (*smin<mode>3_finite): Likewise.
6987 (*smin<mode>3): Likewise.
6988 (<sse>_vmsmin<mode>3): Likewise.
6989 (smax<mode>3): Likewise.
6990 (*smax<mode>3_finite): Likewise.
6991 (*smax<mode>3): Likewise.
6992 (<sse>_vmsmax<mode>3): Likewise.
6993 (sse3_haddv4sf3): Likewise.
6994 (sse3_haddv2df3): Likewise.
6995 (sse3_hsubv4sf3): Likewise.
6996 (sse3_hsubv2df3): Likewise.
6997 (umaxv16qi3): Likewise.
6998 (*umaxv16qi3): Likewise.
6999 (smaxv8hi3): Likewise.
7000 (*smaxv8hi3): Likewise.
7001 (*sse4_1_smax<mode>3): Likewise.
7002 (*sse4_1_umax<mode>3): Likewise.
7003 (uminv16qi3): Likewise.
7004 (*uminv16qi3): Likewise.
7005 (sminv8hi3): Likewise.
7006 (*sminv8hi3): Likewise.
7007 (*sse4_1_smin<mode>3): Likewise.
7008 (*sse4_1_umin<mode>3): Likewise.
7010 2008-04-01 Rafael Espindola <espindola@google.com>
7012 * tree-cfg.c (verify_expr): remove in_phi.
7013 (verify_stmt): Don't call walk_tree with verify_expr. Use
7014 is_gimple_min_invariant instead of is_gimple_val.
7016 2008-04-01 Joseph Myers <joseph@codesourcery.com>
7018 * doc/include/gpl_v3.texi: Update for manpage generation.
7019 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
7021 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
7022 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
7023 gpl_v3.texi instead of gpl.texi.
7026 2008-04-01 Jakub Jelinek <jakub@redhat.com>
7029 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
7031 2008-04-01 Rafael Espindola <espindola@google.com>
7033 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
7034 (extract_code_and_val_from_cond): Use
7035 extract_code_and_val_from_cond_with_ops.
7037 2008-04-01 Jan Hubicka <jh@suse.cz>
7039 * function.c (free_after_compilation): Free epilogue_delay_list.
7040 (prepare_function_start): Assert that previous compilation was freed.
7042 2008-04-01 Jan Hubicka <jh@suse.cz>
7043 Jim Wilson <wilson@tuliptree.org>
7044 Andreas Tobler <andreast@gcc.gnu.org>
7047 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
7048 rtl.emit instead cfun->emit.
7049 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
7050 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
7052 2008-04-01 Ben Elliston <bje@au.ibm.com>
7054 * doc/c-tree.texi (Function Basics): Fix grammatical error.
7056 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
7058 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
7060 (fprofile-use): Add var flag_profile_use
7061 * coverage.c (coverage_begin_output): Do not open a gcno file for
7062 output only if -ftest-coverage is set.
7063 Do not add getpwd() to gcda file path.
7064 (build_gcov_info): Check the new flag
7065 flag_profile_datafile_relative_path.
7066 (coverage_init): Use profile_data_prefix.
7067 Read profile counter only if flag_profile_use is set.
7068 * opts.c (common_handle_option): New option fprofile-use=,
7069 fprofile-dir=, fprofile-generate=.
7070 * toplev.c (profile_data_prefix): New variable definition.
7071 * toplev.h (profile_data_prefix): New declaration.
7072 * doc/invoke.tex (Option Summary, Optimization Options):
7075 2008-03-31 James E. Wilson <wilson@tuliptree.org>
7077 * varasm.c (output_constant_pool_1): In LABEL_REF check,
7078 use tmp consistently.
7081 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
7082 * config/ia64/ia64.c (rtx_needs_barrier): Handle
7083 UNSPEC_FR_RECIP_APPROX_RES.
7084 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
7086 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
7089 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
7091 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7094 * fold-const.c (fold_indirect_ref_1): Support accessing non first
7095 element of the vector via a pointer.
7097 2008-03-31 Ian Lance Taylor <iant@google.com>
7099 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
7101 2008-03-31 Jan Hubicka <jh@suse.cz>
7103 * builtins.c (expand_builtin_setjmp_receiver): Update call of
7104 get_arg_pointer_save_area.
7105 * expr.c (init_expr): Just clear out rtl.expr.
7106 * function.c (free_after_compilation): Clear out whole RTL structure.
7107 (get_func_frame_size): Merge into ...
7108 (get_frame_size): ... this one.
7109 (assign_stack_local_1): Merge into ...
7110 (assign_stack_local): ... this one.
7111 (expand_function_end): Update call of get_arg_pointer_save_area.
7112 (get_art_pointer_save_area): Remove cfun argument.
7113 * function.h (emit_status): regno_pointer_align does not need length
7114 attribute. Move x_regno_reg_rtx to ...
7115 (regno_reg_rtx): ... new global array.
7116 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
7117 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
7118 apply_args_value, forced_labels, stack_pointer_delta):
7120 (struct varasm_status): Move here from varasm.c
7121 (struct rtl_data): New. Move here some fields from struct function.
7122 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
7123 frame_offset, stack_check_probe_note, arg_pointer_save_area,
7124 used_temp_slots avail_temp_slots, temp_slot_level,
7125 nonlocal_goto_handler_labels): Update accesstors.
7126 (rtl): New global variable.
7127 (struct function): Move some fileds to rtl_data.
7128 (get_arg_pointer_save_area): Update prototype.
7129 * emit-rtl.c (rtl): Declare.
7130 (regno_reg_rtx): Declare.
7131 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
7133 (gen_reg_rtx): Update.
7134 (init_virtual_regs): Do not tate emit_status argument.
7135 (init_emit): Do not allocate emit.
7136 * varasm.c (varasm_statuc): Move to function.h.
7137 (n_deferred_constatns): Update accestor.
7138 (init_varasm_status): Do not allocate varasm_status.
7139 (force_const_mem, get_pool_size, output_constant_pool): Update.
7140 * stmt.c (force_label_rtx): Do not use x_ prefixes.
7141 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
7143 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
7145 PR rtl-optimization/35729
7146 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
7149 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
7152 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
7153 load/store if memory is unaligned.
7154 (*movti_rex64): Likewise.
7156 * config/i386/predicates.md (misaligned_operand): New.
7158 2008-03-31 Andrew Pinski <pinskia@gmail.com>
7161 * tree-ssa-phiopt.c (conditional_replacement): Return early for
7164 2008-03-31 Jan Beulich <jbeulich@novell.com>
7166 * config/ia64/constraints.md: Add 'j' constraint.
7167 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
7168 (movdi_internal): Likewise.
7170 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
7173 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
7175 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
7178 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
7179 proper error message for the third argument on blendpd and
7182 * config/i386/sse.md (blendbits): New.
7183 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
7185 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
7187 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
7189 2008-03-30 Richard Guenther <rguenther@suse.de>
7192 * fold-const.c (fold_sign_changed_comparison): Do leave
7193 conversions to base-types alone.
7195 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
7197 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
7198 the link register if one altivec register is be saved.
7200 2008-03-30 Ben Elliston <bje@au.ibm.com>
7202 * final.c (final_scan_insn): Remove if (0) code.
7204 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
7206 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
7208 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
7210 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
7211 of V4SFmode to ix86_binary_operator_ok.
7213 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
7215 * config/i386/i386.c (override_options): Initialize
7216 ix86_veclib_handler to ix86_veclibabi_svml when
7217 -mveclibabi=svml is used.
7218 (ix86_veclibabi_svml): New function for SVML ABI style
7219 vectorization support.
7220 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
7222 2008-03-28 Rafael Espindola <espindola@google.com>
7224 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
7225 (tree_binary_nonnegative_warnv_p): Make it public.
7226 (tree_single_nonnegative_warnv_p): Make it public.
7227 (tree_invalid_nonnegative_warnv_p): Make it public.
7228 (tree_unary_nonzero_warnv_p): Make it public.
7229 (tree_binary_nonzero_warnv_p): Make it public
7230 (tree_single_nonzero_warnv_p): Make it public.
7231 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
7232 (extract_range_from_binary_expr): Split the expr argument.
7233 (extract_range_from_unary_expr): Split the expr argument.
7234 (extract_range_from_comparison): Split the expr argument.
7235 (extract_range_from_expr): Use the new aux functions.
7236 (vrp_evaluate_conditional_warnv): Use
7237 vrp_evaluate_conditional_warnv_with_ops.
7238 * tree.h (tree_unary_nonzero_warnv_p): Declare.
7239 (tree_binary_nonzero_warnv_p): Declare.
7240 (tree_single_nonzero_warnv_p): Declare.
7241 (tree_expr_nonzero_warnv_p): Declare.
7242 (tree_unary_nonnegative_warnv_p): Declare.
7243 (tree_binary_nonnegative_warnv_p): Declare.
7244 (tree_single_nonnegative_warnv_p): Declare.
7245 (tree_invalid_nonnegative_warnv_p): Declare.
7247 2008-03-28 Richard Guenther <rguenther@suse.de>
7249 PR tree-optimization/30317
7250 PR tree-optimization/30911
7251 PR tree-optimization/34793
7252 * tree-vrp.c (set_and_canonicalize_value_range): New function.
7253 (struct assert_locus_d): New member EXPR.
7254 (register_new_assert_for): Add EXPR parameter to support
7255 ASSERT_EXPR <name, expr OP limit>.
7256 (register_edge_assert_for_1): Adjust callers.
7257 (find_assert_locations): Likewise.
7258 (process_assert_insertions_for): Build condition from expression.
7259 (extract_range_from_assert): Handle ASSERT_EXPRs
7260 of the form ASSERT_EXPR <name, expr OP limit>.
7261 (register_edge_assert_for_2): New helper registering
7262 asserts for comparisons. Recognize range tests of the form
7263 (unsigned)i - CST1 OP CST2.
7264 (register_edge_assert_for_1): Use it.
7265 (register_edge_assert_for): Likewise.
7266 (needs_overflow_infinity): Integer sub-types
7267 do not need overflow infinities.
7268 (vrp_val_is_max): The extreme values of integer sub-types
7269 are those of the base type.
7270 (vrp_val_is_min): Likewise.
7271 * tree.def (ASSERT_EXPR): Document extra allowed conditional
7274 2008-03-28 Nick Clifton <nickc@redhat.com>
7277 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
7278 Return GENERAL_REGS for stack adjustment reloads.
7280 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7283 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
7284 const_vector when all the vectors are constant.
7286 2008-03-27 Bob Wilson <bob.wilson@acm.org>
7288 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
7290 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
7291 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
7293 (s<code>_sf): Use new scc_sf attribute for opcode names.
7295 2008-03-27 Tom Tromey <tromey@redhat.com>
7297 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
7298 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
7299 config/spu/t-spu-elf, config/i386/t-interix,
7300 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
7301 config/i386/x-darwin, config/i386/x-mingw32,
7302 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
7303 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
7304 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
7305 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
7306 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
7307 config/rs6000/x-darwin, config/rs6000/t-rs6000,
7308 config/score/t-score-elf, config/arm/t-strongarm-pe,
7309 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
7310 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
7311 Revert automatic dependency patch.
7313 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
7316 * config/i386/i386.c (ix86_function_arg_boundary): Align
7317 decimal floating point to its natural boundary.
7319 2008-03-27 Richard Guenther <rguenther@suse.de>
7322 * fold-const.c (fold_comparison): Restrict distinct decl
7323 comparison folding to VAR_DECLs and PARM_DECLs. Do not
7324 solely rely on operand_equal_p.
7326 2008-03-27 Richard Guenther <rguenther@suse.de>
7329 * c-common.c (handle_weak_attribute): Reject combination of
7332 2008-03-27 Richard Guenther <rguenther@suse.de>
7334 PR tree-optimization/32810
7335 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
7336 conversions from DECL_INITIAL.
7337 (fold_const_aggregate_ref): Likewise from constructor elements.
7339 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
7341 * tree-affine.h (aff_combination_expand): Declare.
7342 (get_inner_reference_aff): Likewise.
7343 * tree-affine.c (aff_combination_expand): Split out from
7344 tree_to_aff_combination_expand.
7345 (get_inner_reference_aff): New function.
7346 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
7347 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
7348 (struct lim_aux_data): sm_done field removed.
7349 (mem_ref_loc_p, mem_ref_locs_p): New types.
7350 (struct mem_ref): Added id, stored, accesses_in_loop,
7351 indep_loop, dep_loop, indep_ref, dep_ref fields.
7352 Removed is_stored, locs and next fields.
7353 (memory_accesses): New variable.
7354 (movement_possibility): Do not allow moving statements
7355 that store to memory.
7356 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
7358 (determine_max_movement): For statements with memory references,
7359 find the outermost loop in that the reference is independent.
7360 (move_computations_stmt): Mark the virtual operands for renaming.
7361 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
7362 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
7363 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
7364 add_vop_ref_mapping, create_vop_ref_mapping_loop,
7365 create_vop_ref_mapping, analyze_memory_references,
7366 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
7367 get_all_locs_in_loop, ref_always_accessed_p,
7368 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
7369 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
7370 store_motion_loop, store_motion): New functions.
7371 (struct vop_to_refs_elt): New type.
7372 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
7373 memref_hash, memref_eq, hoist_memory_references): Rewritten.
7374 (schedule_sm): Replaced by...
7375 (execute_sm): ... this.
7376 (determine_lsm_ref, hoist_memory_references,
7377 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
7378 find_more_ref_vops, free_mem_ref, free_mem_refs,
7379 determine_lsm_loop, determine_lsm): Removed.
7380 (tree_ssa_lim_finalize): Free data structures used by store motion.
7381 (tree_ssa_lim): Call analyze_memory_references. Use
7382 store_motion instead of determine_lsm.
7384 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
7386 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
7387 rename tmake_file to m68hc11/t-m68hc11.
7388 (mcore): Set inhibit_libc to true.
7389 * config.host (alpha*-dec-*vms*): Set extra_programs.
7390 (interix3*): Don't use host_xmake_file.
7391 * configure.ac: Let config.gcc override inhibit_libc.
7392 * configure: Regenerate.
7394 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
7395 * config/t-openbsd-thread: Remove commented out lines.
7397 * config/x-interix: Remove.
7399 * config/m68hc11/t-m68hc11-gas: Rename to...
7400 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
7402 * config/mcore/t-mcore: Remove T_CFLAGS.
7403 * config/mcore/t-mcore-pe: Likewise.
7405 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
7407 * configure.ac: Replace custom __GNU_SOURCE test with
7408 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
7409 * aclocal.m4: Regenerate.
7410 * configure: Regenerate.
7411 * config.in: Regenerate.
7413 2008-03-27 Richard Guenther <rguenther@suse.de>
7415 * fold-const.c (target.h): Include.
7416 (fold_comparison): Fold comparison of addresses of decls
7417 that bind locally or of constants. Consolidate address folding code.
7418 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
7419 results from fold_binary_to_constant.
7420 (compare_values_warnv): Likewise.
7422 2008-03-27 Andrew Pinski <pinskia@gmail.com>
7425 * fold-const.c (fold_truthop): Check for integeral types when folding
7426 a == 0 && b == 0 and a != 0 || b != 0 .
7428 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
7430 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
7432 2008-03-26 Andreas Schwab <schwab@suse.de>
7434 * doc/invoke.texi: Fix use of @item vs. @itemx.
7436 2008-03-26 Tom Tromey <tromey@redhat.com>
7438 * Makefile.in (build/gensupport.o, build/print-rtl.o,
7439 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
7440 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
7441 build/gencodes.o, build/genconditions.o, build/genconfig.o,
7442 build/genconstants.o, build/genemit.o, build/genextract.o,
7443 build/genflags.o, build/genmddeps.o, build/genopinit.o,
7444 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
7447 2008-03-26 Richard Guenther <rguenther@suse.de>
7450 2008-03-26 Richard Guenther <rguenther@suse.de>
7452 * fold-const.c (target.h): Include.
7453 (fold_comparison): Fold comparison of addresses of two decls
7454 that bind locally. Consolidate address folding code.
7456 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7458 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
7459 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
7460 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
7461 dconstsqrt2, dconstthird, dconste and/or dconst10.
7462 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
7463 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
7464 dconstsqrt2, dconste): Delete.
7465 (init_emit_once): Likewise. Simplify initializing dconstm1.
7467 * real.c (get_real_const): New.
7468 * real.h (dconst3, dconst10, dconstm2, dconstthird,
7469 dconstsqrt2, dconste): Delete.
7470 (real_value_const, get_real_const): New.
7472 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
7474 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
7476 * config/i386/i386.c (ix86_function_arg_boundary): Check
7477 BIGGEST_ALIGNMENT instead of 128.
7478 (setup_incoming_varargs_64): Likewise.
7480 2008-03-26 Tom Tromey <tromey@redhat.com>
7482 * Makefile.in (DEPFILES): Add missing '/'.
7484 2008-03-26 Richard Guenther <rguenther@suse.de>
7486 * fold-const.c (target.h): Include.
7487 (fold_comparison): Fold comparison of addresses of two decls
7488 that bind locally. Consolidate address folding code.
7490 2008-03-26 Nick Clifton <nickc@redhat.com>
7493 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
7494 not allow INT+INT as a legitimate addressing mode.
7496 2008-03-26 Richard Guenther <rguenther@suse.de>
7498 * tree-flow.h (widen_bitfield): Remove declaration.
7499 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
7500 (widen_bitfield): Remove function.
7501 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
7504 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7507 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
7510 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
7512 PR rtl-optimization/35232
7513 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
7514 (forget_old_reloads_1, forget_marked_reloads): Don't clear
7515 reg_reloaded_call_part_clobbered here.
7516 (reload_regs_reach_end_p): New function.
7517 (reload_reg_rtx_for_input): New variable.
7518 (reload_reg_rtx_for_output): Likewise.
7519 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
7520 when reassigning a pseudo register. Load reloadreg from
7521 reload_reg_rtx_for_input, moving the mode and register
7523 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
7524 instead of the original when deciding whether an input reload
7525 would be a no-op or whether an output reload can be deleted.
7526 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
7527 when setting up new_spill_reg_store. Load it from
7528 reload_reg_rtx_for_output, moving the mode and register
7530 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
7531 instead of the original when deciding whether an output reload
7532 would be a no-op. Do the same when modifying insn notes.
7533 Use rtx_equal_p instead of == to compare the registers.
7534 (inherit_piecemeal_p): Take a mode and two register numbers
7536 (emit_reload_insns): Clear new_spill_reg_store for every hard
7537 register in the reload register. Remove spill registers
7538 from reg_reloaded_valid before considering whether to record
7539 inheritance information for them. Use reload_reg_rtx_for_output
7540 instead of reg_rtx when recording output reloads. Use
7541 reload_reg_rtx_for_input instead of reg_rtx when recording
7542 input reloads. Set or clear reg_reloaded_call_part_clobbered
7543 at the same time as setting reg_reloaded_valid.
7544 (delete_output_reload): Add a new_reload_reg parameter and use it
7545 instead of rld[j].reg_rtx.
7546 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
7549 2008-03-25 Tom Tromey <tromey@redhat.com>
7551 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
7552 (build/genattr.o): Likewise.
7553 (build/genattrtab.o): Likewise.
7554 (build/gencodes.o): Likewise.
7555 (build/genconfig.o): Likewise.
7556 (build/genconstants.o): Likewise.
7557 (build/genemit.o): Likewise.
7558 (build/genextract.o): Likewise.
7559 (build/genflags.o): Likewise.
7561 2008-03-25 Bob Wilson <bob.wilson@acm.org>
7563 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
7564 instead of size_int for integer types.
7565 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
7566 to match type of MINUS_EXPR.
7568 2008-03-25 Tom Tromey <tromey@redhat.com>
7570 * configure: Rebuilt.
7571 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
7574 2008-03-25 Tom Tromey <tromey@redhat.com>
7576 * config/x-solaris (host-solaris.o): Update.
7577 * config/x-linux (host-linux.o): Update.
7578 * config/x-hpux (host-hpux.o): Update.
7579 * config/x-darwin (host-darwin.o): Update.
7580 * config/v850/t-v850e (v850-c.o): Update.
7581 * config/v850/t-v850 (v850-c.o): Update.
7582 * config/t-vxworks (vxworks.o): Update.
7583 * config/t-sol2 (sol2-c.o, sol2.o): Update.
7584 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
7585 * config/spu/t-spu-elf (spu-c.o): Update.
7587 * config/sh/t-symbian (sh-c.o): Update.
7588 (symbian.o): Update.
7589 * config/sh/t-sh (sh-c.o): Update.
7590 * config/score/t-score-elf (score7.o, score3.o): Update.
7591 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
7592 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
7593 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
7594 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
7596 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
7597 * config/m32c/t-m32c (m32c-pragma.o): Update.
7598 * config/ia64/t-ia64 (ia64-c.o): Update.
7599 * config/i386/x-mingw32 (host-mingw32.o): Update.
7600 * config/i386/x-i386 (driver-i386.o): Update.
7601 * config/i386/x-darwin (host-i386-darwin.o): Update.
7602 * config/i386/x-cygwin (host-cygwin.o): Update.
7603 * config/i386/t-nwld (nwld.o): Update.
7604 * config/i386/t-netware (netware.o): Update.
7605 * config/i386/t-interix (winnt.o): Update.
7606 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
7607 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
7608 msformat-c.o): Update.
7609 * config/bfin/t-bfin-linux (generated_files): Add
7610 linux-sysroot-suffix.h.
7611 * config/arm/t-wince-pe (pe.o): Update.
7612 * config/arm/t-strongarm-pe (pe.o): Update.
7613 * config/arm/t-pe (pe.o): Update.
7614 * config/arm/t-arm (arm-c.o): Update.
7615 * doc/install.texi (Prerequisites): Require make 3.80.
7616 * Makefile.in: Remove .o targets.
7617 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
7618 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
7619 (simple_generated_h, simple_generated_c): Move earlier.
7620 (generated_files): New variable.
7621 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
7622 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
7623 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
7624 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
7625 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
7626 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
7627 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
7628 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
7629 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
7630 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
7631 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
7632 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
7634 (COMPILE.base, COMPILE): New variables.
7635 (%.o): New pattern rule.
7636 (ALL_HOST_OBJS): New variable.
7637 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
7638 (dummy-checksum.o, cc1-checksum.o): Remove.
7639 (DRIVER_SHLIB): New variable.
7640 (DRIVER_DEFINES): Use it.
7641 (gencondmd.c): Move out of build/.
7642 (s-conditions): Update.
7643 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
7644 (ALL_BUILD_OBJS): Likewise.
7645 (build/%.o): Use BUILDCOMPILE.
7646 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
7647 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
7648 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
7649 build/gencheck.o, build/gencodes.o, build/genconditions.o,
7650 build/genconfig.o, build/genconstants.o, build/genemit.o,
7651 build/genextract.o, build/genflags.o, build/genmddeps.o,
7652 build/genopinit.o, build/genoutput.o, build/genpeep.o,
7653 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
7654 build/gen-protos.o, build/scan.o, build/fix-header.o,
7655 build/scan-decls.o): Simplify.
7656 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
7657 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
7658 prefix.o, toplev.o): Reduce to variable setting.
7659 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
7660 ($(out_object_file), gcc-options.o): New targets.
7661 ($(ALL_HOST_OBJS)): New target. Include dependency files.
7662 * configure: Rebuilt.
7663 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
7664 * doc/sourcebuild.texi (Front End Directory): Document new variable.
7666 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
7668 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
7669 complain when we hit an error, return ERROR_MARK_NODE.
7671 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7673 * config/sh/constraints.md (Pso, Psz): New constraints.
7674 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
7675 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
7677 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7679 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
7680 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
7682 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7684 * config/sh/sh.md (prefetch): Add condition for SH2A target.
7685 (prefetch_sh2a): New.
7687 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7688 Naveen.H.S <naveen.hs@kpitcummins.com>
7690 * config/sh/constraints.md (I28): New constraint.
7691 * config/sh/sh.c (broken_move): Add support for movi20s.
7692 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
7694 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
7695 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7696 Naveen.H.S <naveen.hs@kpitcummins.com>
7698 * config/sh/sh.c (SH_ATTRIBUTES): Define.
7699 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
7700 (print_operand): Handle resbank in %@ operand code.
7701 (sh_encode_section_info): New.
7702 (push_regs): Add conditions for resbank.
7703 (sh_expand_epilogue): Likewise.
7704 (sh_insert_attributes): Likewise.
7705 (sh_attribute_table): Likewise.
7706 (sh_handle_resbank_handler_attribute): New.
7707 (sh2a_handle_function_vector_handler_attribute): New.
7708 (sh2a_is_function_vector_call): New.
7709 (sh2a_get_function_vector_number): New.
7710 (sh2a_function_vector_p): New.
7711 (sh_cfun_resbank_handler_p): New.
7712 * config/sh/sh.md (calli): Emit jsr/n if possible.
7713 (calli_tbr_rel): New.
7714 (calli_pcrel): Emit jsr/n if possible.
7715 (return_i): Emit rts/n if possible.
7716 (call_valuei_tbr_rel): New.
7717 (call_valuei_pcrel): Add condition for SH2A target.
7718 (call_value): Likewise.
7719 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
7720 (sh2a_get_function_vector_number): Likewise.
7721 (sh2a_is_function_vector_call): Likewise.
7722 * doc/extend.texi: Document TBR relative addressing of SH2A.
7723 (resbank): Add description for SH2A.
7725 2008-03-24 Richard Guenther <rguenther@suse.de>
7728 * gimplify.c (gimplify_modify_expr): For frontend type-correct
7729 pointer assignments change conversions according to middle-end rules.
7730 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
7731 * configure.ac: Include type checking in yes.
7732 * configure: Regenerate.
7734 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7736 * diagnostic.c (diagnostic_count_diagnostic): Delete.
7737 (diagnostic_report_diagnostic): Update. Handle ICEs here.
7739 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
7741 * gthr-vxworks.h (UNUSED): Define.
7743 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
7745 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
7747 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
7749 * doc/extend.texi (Function Attributes): Add missing comma in the
7750 example of the "alloc_size" attribute.
7752 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
7755 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7757 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7760 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7763 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7764 of the underlying type of a MS bitfield layout to the natural
7765 alignment of the type.
7767 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7769 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7770 to their natural alignment to avoid store forwarding stalls.
7772 2008-03-22 Richard Guenther <rguenther@suse.de>
7774 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
7775 For PHI nodes verify the address is invariant.
7776 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
7777 (get_symbol_constant_value): Use is_gimple_min_invariant.
7778 (maybe_fold_stmt_indirect): Likewise.
7780 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
7782 PR rtl-optimization/33927
7783 * Makefile.in (dse.o): Depend on $(TM_P_H).
7784 * expr.h (extract_low_bits): Declare.
7785 * expmed.c (extract_low_bits): New function.
7786 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
7787 * dse.c: Include tm_p.h.
7788 (find_shift_sequence): Remove the read_reg argument and return the
7789 read value. Emit the instructions instead of returning them.
7790 Iterate on new_mode rather than calculating it each time.
7791 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
7792 source to NEW_MODE and extract_low_bits to convert the shifted
7794 (replace_read): Allow the load and store to have different mode
7795 classes. Use extract_low_bits when SHIFT == 0. Create the shift
7796 or extraction instructions before trying the replacement. Update
7797 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
7799 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7801 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7802 to their natural alignment to avoid store forwarding stalls.
7804 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7807 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
7808 encouraging but not allowing gprs for input;
7809 change the input constraint to !f#r.
7810 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
7812 change the output constraint to !f#r.
7814 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
7817 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
7818 corresponding post-reload splitters.
7819 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
7820 when x87 FP math is selected.
7821 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
7822 New function prototype.
7823 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
7824 unreachable function to ease macroization of insn patterns.
7826 2008-03-21 Martin Jambor <mjambor@suse.cz>
7828 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
7829 reference dumps if ddr is NULL or dependence is unknown.
7831 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
7833 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
7834 unsigned extension into account.
7835 (ATOMIC_COMPARE_AND_SWAP): Likewise.
7836 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
7837 Do computations on a scratch register.
7839 2008-03-21 Richard Guenther <rguenther@suse.de>
7841 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7842 Use is_gimple_min_invariant instead of TREE_INVARIANT.
7843 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
7844 * tree-ssa-dom.c (record_equality): Likewise.
7845 * tree-inline.c (copy_body_r): Likewise.
7846 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
7849 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
7851 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
7852 as 'delete_unused' argument.
7854 2008-03-20 Richard Guenther <rguenther@suse.de>
7856 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
7857 special casing of constant qualifiers.
7858 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
7859 care about them in general.
7860 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
7861 regardless of their type.
7862 (fold_stmt_r): Forcefully fold *& if we end up with that.
7864 2008-03-20 Paul Brook <paul@codesourcery.com>
7866 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
7867 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
7869 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
7871 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
7872 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
7874 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
7876 * common.opt (Wmudflap): New option.
7877 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
7878 (mx_register_decls): Likewise.
7879 (mudflap_finish_file): Likewise.
7880 * doc/invoke.texi: Document -Wno-mudflap.
7882 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
7884 * c-format.c (replace_format_name_to_system_name): New.
7886 (convert_format_name_to_system_name): New.
7887 (decode_format_attr): Add use of convert_format_name_to_system_name.
7888 (format_types_orig): Add gnu_ prefix to names.
7889 (check_format_info_main): Special treating of \0 escaped names for
7890 supporting multi-character format specifiers as I32, I64.
7891 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
7892 (gnu_target_overrides_format_attributes): New.
7893 * c-format.h: Add structure target_ovr_attr to hold
7894 system specific formatter names.
7895 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
7896 msformat-c.o file to c_target_objs and cxx_target_objs.
7897 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7898 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
7899 (TARGET_N_FORMAT_TYPES): New.
7900 * config/i386/msformat-c.c: New.
7901 * config/i386/t-cygming: Add build rule for msformat-c.o.
7902 * doc/extend.texi: Add new format names gnu_* and ms_* and
7904 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7906 2008-03-20 Ira Rosen <irar@il.ibm.com>
7908 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
7909 optimizations turned on under -O3.
7910 (ftree-vectorize): Add that the flag is turned on with -O3.
7912 2008-03-20 Ben Elliston <bje@au.ibm.com>
7914 * regmove.c (try_auto_increment): Fix spelling error in comment.
7915 * final.c (final_scan_insn): Likewise.
7917 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
7920 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
7921 allocator preferences for "y" and "r" class registers.
7922 ("*mov<mode>_internal"): Ditto.
7923 ("*movv2sf_internal_rex64"): Ditto.
7924 ("*movv2sf_internal"): Ditto.
7926 2008-03-19 Michael Matz <matz@suse.de>
7929 * calls.c (expand_call): Check overlap of arguments with call
7930 address for sibcalls.
7932 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7935 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7936 of the underlying type of a MS bitfield layout to the natural
7937 alignment of the type.
7939 2008-03-19 Jan Hubicka <jh@suse.cz>
7942 * toplev.c (decode_d_option): Handle all CPP flags.
7943 * tree-vrp.c: Update tree_pass descriptors.
7944 * regrename.c: Update tree_pass descriptors.
7945 * fwprop.c: Update tree_pass descriptors.
7946 * doc/invoke.texi: Remove documentation of dropped -d? flags.
7947 * tree-into-ssa.c: Update tree_pass descriptors.
7948 * tree-dump.c: Update tree_pass descriptors.
7949 * tree-complex.c: Update tree_pass descriptors.
7950 * tree-dump.h: Update tree_pass descriptors.
7951 * see.c: Update tree_pass descriptors.
7952 * cgraphbuild.c: Update tree_pass descriptors.
7953 * tracer.c: Update tree_pass descriptors.
7954 * tree-loop-distribution.c: Update tree_pass descriptors.
7955 * cgraph.c: Update tree_pass descriptors.
7956 * postreload-gcse.c: Update tree_pass descriptors.
7957 * postreload.c: Update tree_pass descriptors.
7958 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
7959 * tree-tailcall.c: Update tree_pass descriptors.
7960 * tree-pass.h (tree_opt_pass): Rename to ...
7961 (opt_pass) ... this one; add "type" field and remove letter field.
7962 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
7963 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
7964 all_lowering_passes): Update declaration.
7965 * ipa-cp.c: Update tree_pass descriptors.
7966 * final.c: Update tree_pass descriptors.
7967 * omp-low.c: Update tree_pass descriptors.
7968 * tree-ssa-dse.c: Update tree_pass descriptors.
7969 * ipa-reference.c: Update tree_pass descriptors.
7970 * tree-ssa-uncprop.c: Update tree_pass descriptors.
7971 * auto-inc-dec.c: Update tree_pass descriptors.
7972 * reorg.c: Update tree_pass descriptors.
7973 * cgraphunit.c: Update tree_pass descriptors.
7974 * tree-ssa-copyrename.c: Update tree_pass descriptors.
7975 * tree-ssa-ccp.c: Update tree_pass descriptors.
7976 * df-core.c: Update tree_pass descriptors.
7977 * mode-switching.c: Update tree_pass descriptors.
7978 * tree-nomudflap.c: Update tree_pass descriptors.
7979 * modulo-sched.c: Update tree_pass descriptors.
7980 * ipa-pure-const.c: Update tree_pass descriptors.
7981 * cse.c: Update tree_pass descriptors.
7982 * web.c: Update tree_pass descriptors.
7983 * tree-stdarg.c: Update tree_pass descriptors.
7984 * tree-ssa-math-opts.c: Update tree_pass descriptors.
7985 * tree-ssa-dom.c: Update tree_pass descriptors.
7986 * tree-nrv.c: Update tree_pass descriptors.
7987 * tree-ssa-alias.c: Update tree_pass descriptors.
7988 * loop-init.c: Update tree_pass descriptors.
7989 * gimple-low.c: Update tree_pass descriptors.
7990 * ipa-inline.c: Update tree_pass descriptors.
7991 * tree-ssa-sink.c: Update tree_pass descriptors.
7992 * global.c: Update tree_pass descriptors.
7993 * ifcvt.c: Update tree_pass descriptors.
7994 * jump.c: Update tree_pass descriptors.
7995 * predict.c: Update tree_pass descriptors.
7996 * tree-ssa-loop.c: Update tree_pass descriptors.
7997 * recog.c: Update tree_pass descriptors.
7998 * dse.c: Update tree_pass descriptors.
7999 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
8000 * tree-eh.c: Update tree_pass descriptors.
8001 * regmove.c: Update tree_pass descriptors.
8003 * function.c: Update tree_pass descriptors.
8004 * tree-vectorizer.c: Update tree_pass descriptors.
8005 * gcse.c: Update tree_pass descriptors.
8006 * ipa-type-escape.c: Update tree_pass descriptors.
8007 * tree-if-conv.c: Update tree_pass descriptors.
8008 * init-regs.c: Update tree_pass descriptors.
8009 * ipa.c: Update tree_pass descriptors.
8010 * tree-ssa-phiopt.c: Update tree_pass descriptors.
8011 * rtl-factoring.c: Update tree_pass descriptors.
8012 * lower-subreg.c: Update tree_pass descriptors.
8013 * bt-load.c: Update tree_pass descriptors.
8014 * tree-dfa.c: Update tree_pass descriptors.
8015 * except.c: Update tree_pass descriptors.
8016 * emit-rtl.c: Update tree_pass descriptors.
8017 * cfgexpand.c: Update tree_pass descriptors.
8018 * tree-cfgcleanup.c: Update tree_pass descriptors.
8019 * cfgcleanup.c: Update tree_pass descriptors.
8020 * tree-ssa-pre.c: Update tree_pass descriptors.
8021 * tree-sra.c: Update tree_pass descriptors.
8022 * tree-mudflap.c: Update tree_pass descriptors.
8023 * tree-ssa-copy.c: Update tree_pass descriptors.
8024 * cfglayout.c: Update tree_pass descriptors.
8025 * tree-ssa-forwprop.c: Update tree_pass descriptors.
8026 * tree-ssa-dce.c: Update tree_pass descriptors.
8027 * tree-ssa.c: Update tree_pass descriptors.
8028 * regclass.c: Update tree_pass descriptors.
8029 * integrate.c: Update tree_pass descriptors.
8030 * tree-optimize.c: Update tree_pass descriptors.
8031 * tree-ssa-phiprop.c: Update tree_pass descriptors.
8032 * tree-object-size.c: Update tree_pass descriptors.
8033 * combine.c: Update tree_pass descriptors.
8034 * tree-outof-ssa.c: Update tree_pass descriptors.
8035 * bb-reorder.c: Update tree_pass descriptors.
8036 * stack-ptr-mod.c: Update tree_pass descriptors.
8037 * var-tracking.c: Update tree_pass descriptors.
8038 * tree-profile.c: Update tree_pass descriptors.
8039 * tree-vect-generic.c: Update tree_pass descriptors.
8040 * reg-stack.c: Update tree_pass descriptors.
8041 * sched-rgn.c: Update tree_pass descriptors.
8042 * tree-ssa-structalias.c: Update tree_pass descriptors.
8043 * tree-cfg.c: Update tree_pass descriptors.
8044 * passes.c (current_pass): Update declaration.
8045 (finish_optimization_passes): Update.
8046 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
8047 (register_one_dump_file, register_dump_files_1, next_pass_1):
8049 (init_optimization_passes): Update handling of new types.
8050 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
8051 * ipa-struct-reorg.c: Update tree_pass descriptors.
8052 * tree-ssa-reassoc.c: Update tree_pass descriptors.
8053 * combine-stack-adj.c: Update tree_pass descriptors.
8054 * cfgrtl.c: Update tree_pass descriptors.
8055 * dce.c: Update tree_pass descriptors.
8056 * tree-ssanames.c: Update tree_pass descriptors.
8058 2008-03-19 Richard Guenther <rguenther@suse.de>
8061 * tree-ssa.c (walk_data): New structure.
8062 (warn_uninitialized_var): If not always_executed warn with "maybe"
8064 (execute_early_warn_uninitialized): Compute post-dominators.
8065 Initialize always_executed before processing each basic block.
8067 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8070 * config/i386/i386.c (x86_this_parameter): Calculate correct location
8071 of "this" pointer when "regparm = N" or "fastcall" is in effect.
8073 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8075 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
8077 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
8079 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
8081 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
8082 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
8083 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
8084 target after ignore has been set, and move there also the commputation
8085 of subtarget and original_target.
8086 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
8087 (LANG_HOOKS_INITIALIZER): Remove it.
8088 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
8090 2008-03-18 Richard Guenther <rguenther@suse.de>
8092 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
8093 found an expression with constants, note that in the VN for the lhs.
8094 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
8095 fold them to constants if possible. Run cleanup_cfg if done so.
8096 (execute_pre): Return todo.
8098 (execute_fre): Likewise.
8099 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
8101 (get_prop_source_stmt): Look through pointer conversions.
8103 2008-03-18 Jan Hubicka <jh@suse.cz>
8105 * tree-pretty-print.c: Include predict.h.
8106 (dump_generic_node): Dump predictor.
8107 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
8108 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
8109 * gimple-low.c (lower_stmt): Likewise.
8110 * expr.c (expand_expr_real): Likewise.
8111 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
8113 (build_predict_expr, build_predict_expr): New.
8114 * predict.h (predictor_name, build_predict_expr): Update.
8115 * c-typeck.c (c_finish_bc_stmt): Add prediction.
8116 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
8117 * predict.def (PRED_CONTINUE): Update hitrate.
8118 * tree.def (PREDICT_EXPR): Define.
8119 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
8120 do not handle BIND_EXPR.
8121 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
8122 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
8123 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
8126 2008-03-18 Michael Matz <matz@suse.de>
8128 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
8130 2008-03-18 Richard Guenther <rguenther@suse.de>
8132 * tree-gimple.h (is_gimple_invariant_address): Declare.
8133 (is_gimple_constant): Likewise.
8134 * tree-gimple.c (is_gimple_constant): New function.
8135 (is_gimple_invariant_address): Likewise.
8136 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
8137 and is_gimple_invariant_address.
8138 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
8140 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
8141 an addressable base.
8143 2008-03-18 Jakub Jelinek <jakub@redhat.com>
8146 * gimplify.c (gimplify_expr): Gimplify second operand of
8149 2008-03-17 Richard Guenther <rguenther@suse.de>
8151 PR tree-optimization/19637
8152 * fold-const.c (fold_unary): Remove restrictions of removing
8153 intermediate pointer-conversions (P2)(P1)P0.
8154 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
8155 conversion to void pointer.
8156 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
8158 2008-03-16 James E. Wilson <wilson@tuliptree.org>
8161 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
8162 emulated thread local variables.
8164 2008-03-16 Richard Guenther <rguenther@suse.de>
8167 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
8168 expand TREE_INVARIANT operations that are not gimple invariant.
8170 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
8172 * doc/extend.texi (Alignment): Say that the ABI controls
8173 the __alignof__ for non-strict-alignment targets rather
8174 than being a recommendation.
8176 2008-03-15 Paul Brook <paul@codesourcery.com>
8178 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
8180 (arm_output_fn_unwind): Mark functions that can not be unwound.
8182 2008-03-15 Paul Brook <paul@codesourcery.com>
8184 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
8185 extension instructions.
8187 2008-03-15 Richard Guenther <rguenther@suse.de>
8189 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
8190 and fold constant aggregate refs.
8191 (fold_const_aggregate_ref): Handle string constants
8192 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
8193 (evaluate_stmt): Simplify now that ccp_fold folds constant
8196 2008-03-15 Paul Brook <paul@codesourcery.com>
8198 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
8199 (extzv): Use gen_extzv_t2.
8200 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
8202 2008-03-15 Richard Guenther <rguenther@suse.de>
8204 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
8205 (fold_const_aggregate_ref): Likewise.
8206 (get_value): Return NULL if we don't have any values.
8207 (ccp_finalize): Set const_val to NULL after freeing it.
8208 * tree-flow.h (get_symbol_constant_value): Declare.
8209 (fold_const_aggregate_ref): Likewise.
8210 * tree-ssa-sccvn.c (try_to_simplify): Use them.
8212 2008-03-15 Richard Guenther <rguenther@suse.de>
8215 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
8216 to not produce negative array indices if not allowed. Add
8217 parameter to indicate that.
8218 (maybe_fold_offset_to_component_ref): Allow negative array
8219 indices only for the first member of a structure.
8220 (maybe_fold_offset_to_reference): Allow negative array indices.
8221 (maybe_fold_stmt_addition): Likewise.
8223 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
8224 Anatoly Sokolov <aesok@post.ru>
8226 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
8227 (avr_arch): Add ARCH_AVR6.
8228 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
8229 (initial_elimination_offset): Initialize and use 'avr_pc_size'
8230 instead of fixed value 2.
8231 (print_operand_address): Use gs() asm specifier instead of pm().
8232 (avr_assemble_integer): (Ditto.).
8233 (avr_output_addr_vec_elt): (Ditto.).
8234 (print_operand): Handle "!" code.
8235 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
8236 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
8237 (AVR_HAVE_EIJMP_EICALL): Define.
8238 (AVR_3_BYTE_PC): Redefine.
8239 (AVR_2_BYTE_PC): (Ditto.).
8240 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
8241 (LINK_SPEC): Add atmega2560 and atmega2561.
8242 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
8244 * config/avr/avr.md (call_insn): Use eicall instead of icall
8245 for 3 byte PC devices.
8246 (call_value_insn): (Ditto.).
8247 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
8248 (indirect_jump): Use only for for 2 byte PC devices.
8249 (*tablejump): (Ditto.).
8250 (*indirect_jump_avr6): Add insn.
8251 (*tablejump_rjmp): Don't use for 3 byte PC devices.
8252 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
8253 instead of ijmp for 3 byte PC devices.
8254 (__tablejump2__): (Ditto.).
8255 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
8256 (MULITLIB_DIRNAMES): (Ditto.).
8257 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
8259 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
8261 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
8262 "sse2_umulsidi3". Use V1DI mode for operand 0.
8263 ("mmx_psadbw"): Use V1DI mode for operand 0.
8264 * config/i386/i386-modes.def (V1SI): New vector mode.
8265 * config/i386/i386.c (struct builtin_description)
8266 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
8267 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
8268 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
8269 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
8270 v1di_ftype_v8qi_v8qi type.
8271 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
8273 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
8274 __builtin_ia32_pmuludq]: Fix the mode of return value.
8276 2008-03-15 Richard Guenther <rguenther@suse.de>
8279 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
8282 2008-03-14 Bob Wilson <bob.wilson@acm.org>
8284 * doc/invoke.texi (Option Summary, Xtensa Options): Document
8285 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
8286 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
8287 unless TARGET_SERIALIZE_VOLATILE is enabled.
8288 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
8289 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
8290 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
8292 2008-03-14 Richard Guenther <rguenther@suse.de>
8294 PR tree-optimization/34172
8295 * tree-flow.h (refs_may_alias_p): Declare.
8296 (get_single_def_stmt): Likewise.
8297 (get_single_def_stmt_from_phi): Likewise.
8298 (get_single_def_stmt_with_phi): Likewise.
8299 * tree-dfa.c (refs_may_alias_p): New function.
8300 (get_single_def_stmt): Likewise.
8301 (get_single_def_stmt_from_phi): Likewise.
8302 (get_single_def_stmt_with_phi): Likewise.
8303 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
8304 (vn_reference_lookup_1): New helper function.
8305 (vn_reference_lookup): Walk the virtual use-def chain to
8306 continue searching for a match if the def does not alias the
8307 reference we are looking for.
8309 2008-03-14 David Edelsohn <edelsohn@gnu.org>
8311 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
8312 archive and Perzl. Update The Written Word listing.
8314 2008-03-14 Richard Guenther <rguenther@suse.de>
8316 PR tree-optimization/34043
8317 PR tree-optimization/33989
8318 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
8320 (bitmap_find_leader): Use extra argument to verify dominance
8321 relationship inside a basic-block.
8322 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
8323 (find_leader_in_sets): Adjust.
8324 (create_component_ref_by_pieces): Take extra argument for
8325 dominance check, handle lookup failures.
8326 (find_or_generate_expression): Likewise.
8327 (create_expression_by_pieces): Likewise.
8328 (insert_into_preds_of_block): Adjust.
8329 (create_value_expr_from): If asked for, verify all operands
8330 are in the blocks AVAIL_OUT set.
8331 (make_values_for_stmt): Check for SSA_NAMEs that are life
8332 over an abnormal edge.
8333 (compute_avail): Remove such check.
8334 (do_SCCVN_insertion): New function.
8335 (eliminate): If we do not find a leader suitable for replacement
8336 insert a replacement expression from SCCVN if available.
8337 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
8338 (struct vn_ssa_aux): Add needs_insertion flag.
8339 * tree-ssa-sccvn.c (may_insert): New global flag.
8340 (copy_reference_ops_from_ref): Value-number union member access
8341 based on its size, not type and member if insertion is allowed.
8342 (visit_reference_op_load): For a weak match from union type
8343 punning lookup a view-converted value and insert a SSA_NAME
8344 for that value if that is not found.
8345 (visit_use): Make dumps shorter. Do not disallow value numbering
8346 SSA_NAMEs that are life over an abnormal edge to constants.
8347 (free_scc_vn): Release inserted SSA_NAMEs.
8348 (run_scc_vn): New flag to specify whether insertion is allowed.
8349 Process SSA_NAMEs in forward order.
8350 * tree-ssa-loop-im.c (for_each_index): Handle invariant
8351 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
8352 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
8353 pointer type to/from integral types that do not change the
8354 precision to regular conversions.
8356 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
8358 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
8359 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
8360 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
8361 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
8362 input arguments and the mode of return value. Built-in functions
8363 that operate on whole 64-bit MMX register now use V1DI mode.
8365 2008-03-13 Alon Dayan <alond@il.ibm.com>
8366 Olga Golovanevsky <olga@il.ibm.com>
8368 PR tree-optimization/35041
8369 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
8370 to locate the right position in a statement.
8372 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
8376 * config/i386/xmmintrin.h: Change all static inline functions to
8377 extern inline and add __gnu_inline__ attribute.
8378 * config/i386/bmintrin.h: Ditto.
8379 * config/i386/smmintrin.h: Ditto.
8380 * config/i386/tmmintrin.h: Ditto.
8381 * config/i386/mmintrin-common.h: Ditto.
8382 * config/i386/ammintrin.h: Ditto.
8383 * config/i386/emmintrin.h: Ditto.
8384 * config/i386/pmmintrin.h: Ditto.
8385 * config/i386/mmintrin.h: Ditto.
8386 * config/i386/mm3dnow.h: Ditto.
8388 2008-03-13 Jakub Jelinek <jakub@redhat.com>
8391 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
8392 (lower_omp_2): New function.
8393 (lower_omp_1, lower_omp): Rewritten.
8395 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
8398 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
8399 with the phrase "Microsoft Windows compilers".
8400 (Push/Pop Macro Pragmas): New subsection. Document
8401 #pragma push_macro and pragma pop_macro.
8403 2008-03-12 Paul Brook <paul@codesourcery.com>
8405 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
8407 2008-03-12 Paul Brook <paul@codesourcery.com>
8409 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
8410 (thumb2_alusi3_short): Exclude PLUS and MINUS.
8411 (thumb2_addsi_shortim): Rename ...
8412 (thumb2_addsi_short): ... to this. Allow register operands.
8413 (thumb2_subsi_short): New pattern.
8414 (thumb2_one_cmplsi2_short,
8415 thumb2_negsi2_short): New patterns and peepholes.
8417 2008-03-12 Paul Brook <paul@codesourcery.com>
8419 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
8421 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
8423 * config/i386/i386.md (int_cond): New code iterator.
8425 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
8426 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
8427 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
8428 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
8429 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
8430 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
8431 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
8432 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
8434 2008-03-12 Paul Brook <paul@codesourcery.com>
8436 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
8437 instead of {arm,thumb}_compute_save_reg_mask.
8438 (output_return_instruction): Ditto.
8439 (thumb_unexpanded_epilogue): Ditto.
8440 (thumb1_expand_prologue): Ditto.
8441 (thumb1_output_function_prologue): Ditto.
8442 (arm_set_return_address): Ditto.
8443 (thumb_set_return_address): Ditto.
8444 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
8445 regs to achieve stack alignment.
8446 (thumb1_compute_save_reg_mask): Fix compiler warning.
8447 (arm_output_epilogue): Use offsets->saved_regs_mask.
8448 Adjust stack pointer by poping call clobered registers.
8449 (arm_expand_prologue): Use offsets->saved_regs_mask.
8450 Adjust stack pointer by pushing extra registers.
8451 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
8453 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
8456 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
8457 conversion to the operands of a multiplication.
8459 2008-03-12 Richard Guenther <rguenther@suse.de>
8461 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
8462 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
8463 * timevar.def (TV_TREE_PHIPROP): Add.
8464 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
8465 pass description. Use TV_TREE_PHIPROP.
8466 * tree-ssa-forwprop.c: Remove phiprop code.
8468 2008-03-12 Jakub Jelinek <jakub@redhat.com>
8471 * omp-low.c (maybe_lookup_decl): Constify first argument.
8472 (use_pointer_for_field): Change last argument from bool to
8473 omp_context *. Disallow shared copy-in/out in nested
8474 parallel if decl is shared in outer parallel too.
8475 (build_outer_var_ref, scan_sharing_clauses,
8476 lower_rec_input_clauses, lower_copyprivate_clauses,
8477 lower_send_clauses, lower_send_shared_vars): Adjust callers.
8479 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
8480 Ira Rosen <irar@il.ibm.com>
8482 * tree-vectorizer.c (free_stmt_vec_info): New function.
8483 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
8484 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
8485 * tree-vectorizer.h (free_stmt_vec_info): Declare.
8486 * tree-vect-transform.c (vectorizable_conversion): Free
8487 vec_oprnds0 if it was allocated.
8488 (vect_permute_store_chain): Remove unused VECs.
8489 (vectorizable_store): Free VECs that are allocated in the..
8491 (vect_transform_strided_load, vectorizable_load): Likewise.
8492 (vect_remove_stores): Simplify the code.
8493 (vect_transform_loop): Move code to vect_remove_stores().
8494 Call vect_remove_stores() and free_stmt_vec_info().
8496 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8498 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
8499 TARGET_HPUX. Revise comment.
8500 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
8501 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
8502 Use sr4 variant of `be' instruction when not generating PIC code.
8503 (attr_length_call): Adjust for above change.
8505 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8507 * ipa-reference.c (static_execute): Remove module_statics_const and
8508 associated setting code.
8510 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8513 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
8514 predicate for operand 1.
8515 (paritysi2_cmp): Use register_operand predicate for operand 2.
8516 Use earlyclobber modifier for operand 1. Remove support for
8518 (paritydi2_cmp): Use register_operand predicate for operand 3.
8519 Use earlyclobber modifier for operand 1. Remove support for
8522 2008-03-11 Paul Brook <paul@codesourcery.com>
8523 Vladimir Prus <vladimir@codesourcery.com>
8525 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
8526 (arm_compute_save_reg0_reg12_mask): Always
8527 check if register 11 must be saved. Always safe hard frame pointer
8528 when frame_pointer_needeed.
8529 (arm_compute_save_reg_mask): Save IP and PC
8530 only with apcs frames.
8531 (arm_output_epilogue): Adjust Thumb2 codepath to
8532 be also invoked and work for ARM non-apcs frames.
8533 (arm_expand_prologue): Don't bother saving IP
8534 for non-apcs frame, since it's not clobbered by
8535 prologue code. Implement non-apcs frame
8538 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8540 PR rtl-optimization/35281
8541 * expr.c (convert_move): Use a new pseudo for the intermediate
8542 from_mode->word_mode result.
8544 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8546 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
8547 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
8548 * toplev.c (compile_file): Don't call it.
8550 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8553 * expr.c (store_expr): Call emit_block_move if the mode
8554 of "temp" RTX is BLKmode.
8556 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8557 Richard Guenther <rguenther@suse.de>
8559 PR tree-optimization/31358
8560 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
8561 the step with a NULL_TREE.
8562 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
8563 to sizetype if type is a pointer type.
8564 (add_candidate_1): Don't convert the base and step to
8565 the generic type if the orginal type is a pointer type.
8566 (add_iv_value_candidates): Use sizetype for the step
8567 if type is a pointer type.
8568 (cand_value_at): Likewise.
8569 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
8571 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
8572 Don't convert the tem affine to the type.
8573 (add_elt_to_tree): Use sizetype for the step if a pointer.
8574 Use POINTER_PLUS_EXPR for pointers.
8575 (aff_combination_to_tree): Use sizetype for the step if a
8578 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
8580 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
8581 Remove commutativity hint.
8583 2008-03-10 Jakub Jelinek <jakub@redhat.com>
8587 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
8588 errorneous type. Check that v is a VAR_DECL.
8591 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
8593 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
8595 PR tree-optimization/35494
8596 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
8597 may be overriden at link and run time.
8599 2008-03-10 Richard Guenther <rguenther@suse.de>
8601 PR tree-optimization/34677
8602 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
8603 (poolify_tree): Likewise.
8604 (modify_expr_template): Likewise.
8605 (poolify_modify_stmt): Likewise.
8606 (insert_fake_stores): Handle all component-ref style stores
8607 in addition to INDIRECT_REF. Also handle complex types.
8608 Do not poolify the inserted load.
8609 (realify_fake_stores): Do not rebuild the tree but only
8610 make it a SSA_NAME copy.
8611 (init_pre): Remove initialzation of modify_expr_template.
8612 Do not allocate modify_expr_node_pool.
8613 (fini_pre): Do not free modify_expr_node_pool.
8615 2008-03-10 Paul Brook <paul@codesourcery.com>
8617 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
8620 2008-03-10 Paul Brook <paul@codesourcery.com>
8621 Mark Shinwell <shinwell@codesourcery.com>
8623 * config/arm/cortex-r4.md: New.
8624 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
8626 * config/arm/arm.md: Include cortex-r4.md.
8627 (insn): Add smmls, sdiv and udiv values.
8628 (generic_sched): Don't use generic scheduling for Cortex-R4.
8629 (arm_issue_rate): New function.
8630 (TARGET_SCHED_ISSUE_RATE): Define.
8632 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
8634 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
8636 2008-03-10 Richard Guenther <rguenther@suse.de>
8638 * tree-ssa-pre.c (get_sccvn_value): Simplify.
8639 (compute_avail): Do not add stmt uses to AVAIL_OUT.
8641 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
8643 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
8644 Set default to true.
8646 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8648 * c.opt (Wsynth): Deprecate.
8649 * doc/invoke.texi (Option Summary, Warning Options): Document
8650 -Wno-format-contains-nul.
8652 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
8655 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
8656 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
8658 2008-03-09 Ira Rosen <irar@il.ibm.com>
8660 * config/rs6000/rs6000.c (builtin_description): Rename vector
8661 left shift operations.
8662 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
8663 (altivec_vsl<VI_char>): Rename to ...
8664 (ashl<mode>3): ... new name.
8665 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
8667 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
8669 2008-03-08 Richard Guenther <rguenther@suse.de>
8671 * coverage.h (tree_coverage_counter_addr): Declare.
8672 * coverage.c (tree_coverage_counter_addr): New function.
8673 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
8675 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
8676 (tree_gen_one_value_profiler): Likewise.
8677 (tree_gen_ic_profiler): Likewise.
8678 (tree_gen_average_profiler): Likewise.
8679 (tree_gen_ior_profiler): Likewise.
8681 2008-03-08 Richard Guenther <rguenther@suse.de>
8683 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
8684 (vn_binary_op_insert): Likewise.
8685 (vn_unary_op_lookup): Likewise.
8686 (vn_unary_op_insert): Likewise.
8687 (vn_nary_op_lookup): Declare.
8688 (vn_nary_op_insert): Likewise.
8689 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
8690 and binary hashes, use a single obstack for unary_op_pool
8692 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
8693 a single struct vn_nary_op_s. Store tree code length and
8694 a variable number of operands.
8695 (struct vn_reference_op_struct): Remove unused op2.
8696 (vn_reference_op_eq): Do not compare op2.
8697 (vn_reference_op_compute_hash): Do not compute hash of op2.
8698 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
8699 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
8700 with vn_nary_op_compute_hash.
8701 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
8702 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
8704 (vn_unary_op_insert, vn_binary_op_insert): Replace with
8706 (visit_unary_op): Call nary functions.
8707 (visit_binary_op): Likewise.
8708 (process_scc): Adjust for struct vn_tables_s changes.
8709 (allocate_vn_table): Likewise.
8710 (free_vn_table): Likewise.
8711 * tree-vn.c (vn_add): Call nary functions.
8712 (vn_lookup): Likewise.
8714 2008-03-08 Jakub Jelinek <jakub@redhat.com>
8717 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
8718 wdst back after sync_compare_and_swapqhi_internal.
8720 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
8723 * config/i386/i386-modes.def (V1DI): New vector mode.
8724 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
8725 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
8726 (MMXMODE248): Ditto.
8727 (MMXMODE): Add V1DI mode.
8728 (mmxvecsize): Change DI mode to V1DI mode.
8729 ("mov<mode>): Use MMXMODEI8 mode iterator.
8730 ("*mov<mode>_internal_rex64"): Ditto.
8731 ("*mov<mode>_internal"): Ditto.
8732 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
8733 ("mmx_sub<mode>3"): Ditto.
8734 ("mmx_adddi3"): Remove insn pattern.
8735 ("mmx_subdi3"): Ditto.
8736 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
8737 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
8738 ("mmx_ashl<mode>3"): Ditto.
8739 ("mmx_lshrdi3"): Remove insn pattern.
8740 ("mmx_ashldi3"): Ditto.
8741 * config/i386/i386.c (classify_argument): Handle V1DImode.
8742 (function_arg_advance_32): Ditto.
8743 (function_arg_32): Ditto.
8744 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
8745 mmx_addv1di3 insn pattern.
8746 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
8747 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
8748 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
8749 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
8750 Remove definitions of built-in functions.
8751 (V1DI_type_node): New node.
8752 (v1di_ftype_v1di_int): Ditto.
8753 (v1di_ftype_v1di_v1di): Ditto.
8754 (v2si_ftype_v2si_si): Ditto.
8755 (v4hi_ftype_v4hi_di): Remove node.
8756 (v2si_ftype_v2si_di): Ditto.
8757 (ix86_init_mmx_sse_builtins): Handle V1DImode.
8758 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
8759 Redefine builtins using def_builtin_const with *_ftype_*_int node.
8760 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
8761 Add new builtins using def_builtin_const.
8762 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
8763 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
8764 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
8765 * config/i386/mmintrin.h (__v1di): New typedef.
8766 (_mm_add_si64): Cast arguments to __v1di type.
8767 (_mm_sub_si64): Ditto.
8768 (_mm_sll_pi16): Cast __count to __v4hi type.
8769 (_mm_sll_pi32): Cast __count to __v2si type.
8770 (_mm_sll_si64): Cast arguments to __v1di type.
8771 (_mm_srl_pi16): Cast __count to __v4hi type.
8772 (_mm_srl_pi32): Cast __count to __v2si type.
8773 (_mm_srl_si64): Cast arguments to __v1di type.
8774 (_mm_sra_pi16): Cast __count to __v4hi type.
8775 (_mm_sra_pi32): Cast __count to __v2si type.
8776 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
8777 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
8778 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
8779 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
8780 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
8781 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
8782 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
8783 (_mm_srai_pi32): Use __builtin_ia32_psradi.
8784 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
8785 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
8786 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
8787 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
8789 2008-03-07 Joseph Myers <joseph@codesourcery.com>
8791 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
8793 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
8796 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
8797 reg+const addressing for Altivec modes. Don't generate reg+reg
8798 addressing for TFmode or TDmode quantities.
8800 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
8802 * c-common.c (vector_types_convertible_p): Call langhook
8803 instead of comptypes.
8805 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8808 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
8809 integral and scalar float variables which have a
8812 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
8814 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
8815 dwarf_register_span hook when emitting unwind information for
8816 register-to-memory saves.
8817 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
8818 (rs6000_frame_related): Remove call to spe_synthesize_frame.
8820 2008-03-06 Jakub Jelinek <jakub@redhat.com>
8822 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
8823 for the same VAR_DECL.
8825 2008-03-06 Tom Tromey <tromey@redhat.com>
8828 * doc/standards.texi (Standards): Don't mention treelang.
8829 * doc/invoke.texi (Overall Options): Don't mention treelang.
8830 * doc/install.texi (Prerequisites): Don't mention bison or
8832 (Configuration): Don't mention treelang.
8833 (Building): Likewise.
8834 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
8836 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
8838 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
8839 word-extractions out of a multi-word object.
8841 2008-03-06 Richard Guenther <rguenther@suse.de>
8843 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
8844 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
8845 result type and precision.
8846 * expr.c (get_inner_reference): Set unsignedp based on the result
8847 type of BIT_FIELD_REF.
8848 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
8849 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
8850 (try_instantiate_multiple_fields): Likewise. Use the correct type
8852 (sra_build_assignment): Likewise.
8853 (sra_build_elt_assignment): Likewise.
8854 (sra_explode_bitfield_assignment): Likewise.
8855 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
8856 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
8857 set BIT_FIELD_REF_UNSIGNED.
8858 (vectorizable_load): Likewise.
8860 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
8862 * cse.c (cse_extended_basic_block): Invalidate artificial defs
8865 2008-03-06 Richard Guenther <rguenther@suse.de>
8867 * alias.c (struct alias_set_entry): Move has_zero_child field
8868 to pack with alias_set.
8870 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
8872 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8875 2008-03-05 Ian Lance Taylor <iant@google.com>
8877 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
8879 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8881 * fwprop.c (update_df): Support width and offset parameters of
8883 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
8884 global_conflicts): Change DF_REF_EXTRACT to either
8885 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8886 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8887 * df-scan.c (df_ref_record, df_defs_record,
8888 df_ref_create_structure, df_def_record_1, df_uses_record,
8889 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
8890 df_bb_refs_collect, df_entry_block_defs_collect,
8891 df_exit_block_uses_collect): Support new width and offset fields.
8892 (ref_extract_pool): New storage pool.
8893 (df_free_ref): New function.
8894 (df_reg_chain_unlink, df_free_collection_rec,
8895 df_sort_and_compress_refs): Call df_free_ref.
8896 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
8898 (df_ref_create_structure): Allocate df_ref_extract if offset and
8899 width fields are used.
8900 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
8901 (df_uses_record): Get offset and width from ZERO_EXTRACT
8903 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
8904 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8905 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8906 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
8907 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8908 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8909 (df_ref_extract): New structure.
8910 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
8911 (df_ref_create): Add width and offset parameters.
8913 2008-03-05 Richard Guenther <rguenther@suse.de>
8915 * tree-ssa-structalias.c (get_constraint_for_component_ref):
8916 Use ranges_overlap_p.
8917 (offset_overlaps_with_access): Rename
8918 to ranges_overlap_p and move ...
8919 * tree-flow-inline.h (ranges_overlap_p): ... here.
8921 * tree.h (get_inner_reference, handled_component_p): Update
8924 * tree.h (record_component_aliases, get_alias_set,
8925 alias_sets_conflict_p, alias_sets_must_conflict_p,
8926 objects_must_conflict_p): Move declarations ...
8927 * alias.h (record_component_aliases, get_alias_set,
8928 alias_sets_conflict_p, alias_sets_must_conflict_p,
8929 objects_must_conflict_p): ... here.
8930 Include coretypes.h.
8931 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
8933 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
8935 * cfg.c: Include tree-flow.h.
8936 (remove_edge_raw): Call redirect_edge_var_map_clear.
8937 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
8938 * tree-flow-inline.h (redirect_edge_var_map_def): New.
8939 (redirect_edge_var_map_result): New.
8940 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
8941 PENDING_STMT use with redirect_edge_var_map_*.
8942 * tree-ssa.c (edge_var_maps): New definition.
8943 (redirect_edge_var_map_add): New.
8944 (redirect_edge_var_map_clear): New.
8945 (redirect_edge_var_map_dup): New.
8946 (redirect_edge_var_map_vector): New.
8947 (redirect_edge_var_map_destroy): New.
8948 (ssa_redirect_edge): Replace PENDING_STMT use with
8949 redirect_edge_var_map_*.
8950 (flush_pending_stmts): Same.
8951 (delete_tree_ssa): Destroy edge var map.
8952 * tree-flow.h (struct _edge_var_map): New.
8953 Define edge_var_map vector type.
8954 Declare redirect_edge_var_map_* prototypes.
8955 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
8956 * tree-cfg.c (reinstall_phi_args): Replace
8957 PENDING_STMT use with redirect_edge_var_map_*.
8959 2008-03-05 Richard Guenther <rguenther@suse.de>
8961 PR tree-optimization/35472
8962 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
8963 whose single use_stmt has a overlapping set of loaded and
8964 stored symbols as that use_stmt might be a noop assignment then.
8966 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
8968 * gthr-rtems.h: Implement __gthread_mutex_destroy.
8970 2008-03-05 Richard Guenther <rguenther@suse.de>
8973 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
8974 should be constants.
8975 * tree-cfg.c (verify_expr): Verify it.
8976 * fold-const.c (fold_truthop): Remove code generating
8977 BIT_FIELD_REFs of structure bases.
8978 (fold_binary): Likewise.
8979 (fold_ternary): Position and size of BIT_FIELD_REFs are
8980 always host integers.
8981 (make_bit_field_ref): Remove.
8982 (optimize_bit_field_compare): Remove.
8983 (all_ones_mask_p): Remove.
8985 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
8988 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
8989 (split_block_and_df_analyze): New. Split basic block and rebuild
8991 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
8993 (split_pattern_seq): Likewise.
8994 (erase_matching_seqs): Likewise.
8995 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
8997 2008-03-04 Geoff Keating <geoffk@apple.com>
8999 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
9000 declaration and code.
9001 (tree_invalid_nonnegative_warnv_p): Likewise.
9003 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9005 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
9006 examples. Truncate option-names then causing overfull hbox.
9008 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9011 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
9013 * configure: Rebuilt.
9015 2008-03-04 Rafael Espindola <espindola@google.com>
9017 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
9018 (tree_unary_nonnegative_warnv_p): New.
9019 (tree_binary_nonnegative_warnv_p): New.
9020 (tree_single_nonnegative_warnv_p): New.
9021 (tree_invalid_nonnegative_warnv_p): New.
9022 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
9024 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9027 * opts.c (handle_option): Postpone 'unknown option' errors only for
9030 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
9033 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
9036 2008-03-04 Rafael Espindola <espindola@google.com>
9038 * fold-const.c (tree_unary_nonzero_warnv_p): New.
9039 (tree_binary_nonzero_warnv_p): New.
9040 (tree_single_nonzero_warnv_p): New.
9041 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
9043 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
9046 * fold-const.c (fold_cond_expr_with_comparison): Prevent
9047 transformations for modes that have signed zeros.
9048 * ifcvt.c (noce_try_abs): Ditto.
9050 2008-03-04 Joseph Myers <joseph@codesourcery.com>
9052 * config/i386/i386.c (override_options): Force
9053 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
9055 2008-03-04 Jan Hubicka <jh@suse.cz>
9058 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
9061 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
9063 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
9064 label to probe the stack.
9066 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
9068 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
9069 (__gthr_win32_mutex_destroy): Declare.
9070 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
9071 __gthr_win32_mutex_destroy.
9072 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
9074 2008-03-03 Jan Hubicka <jh@suse.cz>
9077 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
9078 aggressive on inlining cold calls.
9080 2008-03-03 Richard Guenther <rguenther@suse.de>
9082 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
9083 struct copies into the expression table.
9084 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
9085 (try_to_simplify): Likewise.
9086 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
9087 integral and pointer arguments which do not change the
9088 precision to NOP_EXPRs.
9089 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
9090 VIEW_CONVERT_EXPR case.
9092 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
9094 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
9095 defined in a loop at depth 0 is invariant.
9096 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
9097 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
9098 be called at loop depth 0.
9100 2008-03-02 Jakub Jelinek <jakub@redhat.com>
9103 * gcc.c (process_command): Update copyright notice dates.
9104 * gcov.c (print_version): Likewise.
9105 * gcov-dump.c (print_version): Likewise.
9106 * mips-tfile.c (main): Likewise.
9107 * mips-tdump.c (main): Likewise.
9109 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9112 * c-common.c (flag_permissive): Delete.
9113 (constant_expression_warnings): Check flags first.
9114 (constant_expression_error): New.
9115 * c-common.h (flag_permissive): Delete.
9116 (constant_expression_error): Declare.
9117 * flags.h (flag_permissive): Declare. Update description.
9118 * diagnostic.c (pedwarn): Update.
9120 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
9121 (permissive_error_kind): New.
9122 * toplev.c (flag_permissive): Define. Update description.
9123 * toplev.h (permissive_error_kind): Declare.
9124 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
9125 (pedwarn_c90): Use pedantic_warning_kind.
9126 * c-opts.c (c_common_post_options): flag_permissive does not affect
9127 flag_pedantic_errors.
9129 2008-03-02 Joseph Myers <joseph@codesourcery.com>
9131 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
9132 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
9133 __absvsi2, __absvDI2): Use unsigned arithmetic.
9135 2008-03-02 Andi Kleen <ak@suse.de>
9136 Richard Guenther <rguenther@suse.de>
9138 * struct-equiv.c: Remove file.
9139 * cfg_cleanup.c (condjump_equiv_p): Remove.
9140 * Makefile.in (OBJS-common): Remove struct-equiv.o.
9141 (struct-equiv.o): Remove rule.
9142 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
9143 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
9144 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
9146 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9148 * ifcvt.c (noce_process_if_block): Try to handle only the then
9149 block if the else block exists but isn't suitable.
9151 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
9154 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
9155 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
9156 regression from previous patch.
9158 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
9161 * gthr.h: Add __gthread_mutex_destroy as a function that must be
9163 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
9164 * gthr-single.h (__gthread_mutex_destroy): Likewise.
9165 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
9166 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
9167 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
9168 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
9169 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
9170 (__gthread_mutex_destroy_function): Rename to
9171 __gthread_mutex_destroy.
9172 * gthr-dce.h (__gthread_mutex_destroy): Call
9173 pthread_mutex_destroy.
9174 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
9175 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
9176 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
9178 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9180 * df-scan.c (df_ref_chain_change_bb): Simplify.
9181 (df_insn_change_bb): Add new_bb argument. Simplify. Call
9182 set_block_for_insn if there's any change.
9183 * df.h ((df_insn_change_bb): Fix prototype.
9184 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
9185 df_insn_change_bb, don't call set_block_for_insn.
9186 * emit-rtl.c (reorder_insns): Likewise.
9187 * haifa-sched.c (move_insn): Likewise.
9189 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9191 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
9193 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9195 * tree-flow-inline.h (next_readonly_imm_use): Return
9196 NULL_USE_OPERAND_P after the end.
9198 2008-03-01 Richard Guenther <rguenther@suse.de>
9200 PR tree-optimization/35411
9201 * tree-sra.c (sra_build_assignment): Split conversion to
9202 final type to a separate statement if we are not assigning
9205 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9207 * fold-const.c (fold_convertible_p): Correct the logic to follow
9208 that in fold_convert().
9210 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
9213 * tree-inline.c (build_duplicate_type): When we make a
9214 duplicate type, make it unique in the canonical types system.
9216 2008-02-29 Tom Tromey <tromey@redhat.com>
9218 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
9219 input_file_stack_history, input_file_stack_restored): Remove.
9220 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
9221 * input.h (struct file_stack): Remove.
9222 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
9223 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
9225 * diagnostic.h (struct diagnostic_context) <last_module>: Change
9227 (diagnostic_last_module_changed): Add 'map' argument.
9228 (diagnostic_set_last_function): Likewise.
9229 * diagnostic.c (undiagnostic_report_current_module): Iterate using
9230 line map, not input_file_stack.
9231 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
9233 2008-02-29 Paul Brook <paul@codesourcery.com>
9235 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
9237 2008-02-29 Paul Brook <paul@codesourcery.com>
9239 * config/arm/ieee754-df.S (muldf3): Use RET macros.
9241 2008-02-29 Richard Guenther <rguenther@suse.de>
9243 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
9245 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
9246 value for comparing for a store match.
9247 (simplify_unary_expression): Do nothing for SSA_NAMEs.
9248 (try_to_simplify): Do not do a full-blown reference lookup.
9250 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
9252 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
9253 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
9255 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
9257 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
9259 * tree-loop-linear.c (try_interchange_loops): Compare memory access
9260 strides against cache sizes.
9262 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
9264 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
9267 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
9269 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
9270 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
9271 is smaller than the original promoted value.
9272 (simplify_subreg): If OP is a SUBREG, try to preserve its
9273 SUBREG_PROMOTED_VAR_P information.
9275 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
9277 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
9278 (VN_INFO_GET): Allocate new objects on the obstack.
9279 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
9280 for rpo_numbers_temp, for consistency.
9281 (free_scc_vn): Free the obstack.
9283 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
9285 * doc/invoke.texi: Document -ftree-loop-distribution.
9286 * tree-loop-distribution.c: New.
9287 * tree-pass.h (pass_loop_distribution): New.
9288 * graphds.h (struct graph): Add htab_t indices.
9289 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
9290 * tree-vectorizer.c (rename_variables_in_loop): Extern.
9291 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
9292 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
9293 * tree-data-ref.c (debug_data_dependence_relations): New.
9294 (dump_data_dependence_relation): Also print data references.
9295 (free_data_ref): Extern.
9296 (same_access_functions): Moved...
9297 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
9298 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
9299 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
9300 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
9301 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
9302 (stmts_from_loop): Skip LABEL_EXPR.
9303 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
9305 (build_rdg): Initialize rdg->indices htab.
9306 (free_rdg, stores_from_loop, ref_base_address,
9307 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
9308 have_similar_memory_accesses_1, ref_base_address_1,
9309 remove_similar_memory_refs): New.
9310 * tree-data-ref.h: Depend on tree-chrec.h.
9311 (debug_data_dependence_relations, free_data_ref): Declared.
9312 (same_access_functions): ... here.
9313 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
9315 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
9316 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
9317 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
9318 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
9319 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
9320 rdg_vertex_for_stmt): Declared.
9321 (struct rdg_edge): Add level.
9323 (free_rdg, stores_from_loop, remove_similar_memory_refs,
9324 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
9326 (rdg_has_similar_memory_accesses): New.
9327 * tree-vect-analyze.c: Remove unused static decls.
9328 * lambda.h (dependence_level): New.
9329 * common.opt (ftree-loop-distribution): New.
9330 * tree-flow.h (mark_virtual_ops_in_bb,
9331 slpeel_tree_duplicate_loop_to_edge_cfg,
9332 rename_variables_in_loop): Declared.
9333 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
9334 (OBJS-common): Add tree-loop-distribution.o.
9335 (tree-loop-distribution.o): New rule.
9336 * tree-cfg.c (mark_virtual_ops_in_bb): New.
9337 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
9338 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
9340 2008-02-28 Joseph Myers <joseph@codesourcery.com>
9343 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
9344 other than structures and unions.
9346 2008-02-28 Richard Guenther <rguenther@suse.de>
9349 2008-02-26 Richard Guenther <rguenther@suse.de>
9351 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9352 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9353 (lookup_decl_from_uid): Declare.
9354 (remove_decl_from_map): Likewise.
9355 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9356 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9357 (decl_for_uid_map): New global hashtable mapping DECL_UID
9359 (init_ttree): Allocate it.
9360 (insert_decl_to_uid_decl_map): New helper function.
9361 (make_node_stat): Insert new decls into the map.
9362 (copy_node_stat): Likewise.
9363 (lookup_decl_from_uid): New function.
9364 (remove_decl_from_map): Likewise.
9365 (print_decl_for_uid_map_statistics): New helper.
9366 (dump_tree_statistics): Call it.
9368 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9369 (referenced_var_iterator): Adjust.
9370 (FOR_EACH_REFERENCED_VAR): Adjust.
9371 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9372 (num_referenced_vars): Adjust.
9373 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9374 (first_referenced_var): Remove.
9375 (end_referenced_vars_p): Likewise.
9376 (next_referenced_var): Likewise.
9377 (referenced_var_iterator_set): New helper function.
9378 * tree-dfa.c (referenced_var_lookup): Adjust.
9379 (referenced_var_check_and_insert): Likewise.
9380 (remove_referenced_var): Likewise.
9381 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9382 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9383 (verify_call_clobbering): Likewise.
9384 (verify_memory_partitions): Likewise.
9385 (init_tree_ssa): Allocate bitmap instead of hashtable for
9387 (delete_tree_ssa): Adjust.
9388 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9389 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9390 (compute_tag_properties): Likewise.
9391 (set_initial_properties): Likewise.
9392 (find_partition_for): Likewise.
9393 (update_reference_counts): Likewise.
9394 (dump_may_aliases_for): Likewise.
9395 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9396 (add_call_clobber_ops): Likewise.
9397 (add_call_read_ops): Likewise.
9398 (get_asm_expr_operands): Likewise.
9399 * tree-into-ssa.c (dump_decl_set): Likewise.
9400 (update_ssa): Likewise.
9401 * tree-sra.c (scan_function): Likewise.
9402 (decide_instantiations): Likewise.
9403 (scalarize_parms): Likewise.
9404 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9405 (dsa_named_for): Likewise.
9406 * tree-ssa-structalias.c (update_alias_info): Likewise.
9407 (merge_smts_into): Likewise.
9409 2008-02-27 David Daney <ddaney@avtrex.com>
9412 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
9413 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
9414 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
9415 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
9416 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
9418 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
9421 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
9422 (BUILT_IN_NEXTTOWARD): Remove.
9423 (BUILT_IN_NEXTTOWARDF): Ditto.
9424 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
9425 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
9427 2008-02-27 Tom Tromey <tromey@redhat.com>
9429 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
9430 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
9432 2008-02-27 Jan Beulich <jbeulich@novell.com>
9434 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
9435 update the respective field on newdecl.
9437 2008-02-27 Revital Eres <eres@il.ibm.com>
9439 PR rtl-optimization/34999
9440 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
9441 crossing edges that ends with a call insn.
9442 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
9443 call insn and clear the EDGE_CROSSING flag of the crossing edge
9444 when fixing fallthru edges.
9446 2008-02-27 Richard Guenther <rguenther@suse.de>
9449 * fold-const.c (fold_unary): Return the correct argument,
9450 converted to the result type.
9452 2008-02-27 Richard Guenther <rguenther@suse.de>
9455 * expr.c (expand_expr_real_1): Assert on rotates that operate
9457 * fold-const.c (fold_binary): Use the types precision, not the
9458 bitsize of the mode if folding rotate expressions. Build rotates
9459 only for full modes.
9461 2008-02-27 Jakub Jelinek <jakub@redhat.com>
9463 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
9465 * c-pragma.c (pragma_ns_name): New typedef.
9466 (registered_pp_pragmas): New variable.
9467 (c_pp_lookup_pragma): New function.
9468 (c_register_pragma_1): If flag_preprocess_only, do nothing
9469 for non-expanded pragmas, for expanded ones push pragma's
9470 namespace and name into registered_pp_pragmas vector.
9471 (c_invoke_pragma_handler): Register OpenMP pragmas even when
9472 flag_preprocess_only, don't register GCC pch_preprocess
9473 pragma if flag_preprocess_only.
9474 * c-opts.c (c_common_init): Call init_pragma even if
9475 flag_preprocess_only.
9476 * c-pragma.c (c_pp_lookup_pragma): New prototype.
9477 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
9478 cpp_register_pragma if flag_preprocess_only.
9480 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9483 * c-parser.c (c_parser_translation_unit): Warn for empty
9484 translation unit, not empty source file.
9486 2008-02-26 Paul Brook <paul@codesourcery.com>
9488 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
9489 operand for Thumb-2.
9490 * config/arm/arm.h (reg_class): Add CORE_REGS.
9491 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
9492 (BASE_REG_CLASS): Use CORE_REGS.
9493 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
9494 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
9495 (REGNO_OK_FOR_INDEX_P): Exclude SP.
9496 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
9497 ARM_REGNO_OK_FOR_INDEX_P.
9498 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
9499 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
9500 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
9501 (ldm/stm peepholes): Ditto.
9502 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
9503 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
9504 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
9505 * config/arm/constraints.md: Enable "k" constraint on ARM.
9507 2008-02-27 Ben Elliston <bje@au.ibm.com>
9509 * config/rs6000/rs6000.c: Annotate cache line size field in all
9510 instances of struct processor_costs.
9512 2008-02-26 David Edelsohn <edelsohn@gnu.org>
9514 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
9515 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
9516 jump_bypass): New counters.
9517 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
9518 * dce.c (gate_ud_dce): Same.
9519 (gate_fast_dce): Same.
9520 * dse.c (gate_dse1): New function.
9521 (gate_dse2): New function.
9522 (gate_dse): Merge results of new gate functions.
9523 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
9524 (gate_handle_jump_bypass): Add dbg_cnt.
9525 (gate_handle_gcse): Add dbg_cnt.
9526 * ifcvt.c (gate_handle_if_conversion): Same.
9527 (gate_handle_if_after_combine): Same.
9528 (gate_handle_if_after_reload): Same.
9529 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
9531 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
9533 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
9535 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
9537 2008-02-26 Jason Merrill <jason@redhat.com>
9540 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
9541 alone if it's the naming decl for the type's main variant.
9543 2008-02-26 Tom Tromey <tromey@redhat.com>
9545 * system.h (USE_MAPPED_LOCATION): Poison.
9546 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
9547 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
9548 (make_goto_expr_edges): Likewise.
9549 (remove_bb): Likewise.
9550 (execute_warn_function_return): Likewise.
9551 * basic-block.h (struct edge_def) <goto_locus>: Change type to
9553 * c-common.c (fname_decl): Remove old location code.
9554 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
9556 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
9558 (ASM_INPUT_SOURCE_LOCATION): Likewise.
9559 (gen_rtx_ASM_INPUT): Likewise.
9560 (gen_rtx_ASM_INPUT_loc): Likewise.
9561 (get_rtx_asm_OPERANDS): Remove.
9562 * cfglayout.c (insn_locators_alloc): Remove old location code.
9563 (set_curr_insn_source_location): Likewise.
9564 (curr_insn_locator): Likewise.
9565 * print-tree.c (print_node): Remove old location code.
9566 * tree-mudflap.c (mf_varname_tree): Remove old location code.
9567 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
9568 * cfgexpand.c (expand_gimple_cond_expr): Don't use
9569 location_from_locus.
9570 (construct_exit_block): Remove old location code.
9571 * emit-rtl.c (force_next_line_note): Remove old location code.
9572 * profile.c (branch_prob): Remove old location code.
9573 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
9574 LOC_LINE): Remove old-location variants.
9575 * langhooks.c (lhd_print_error_function): Remove old location
9577 * configure, config.in: Rebuilt.
9578 * configure.ac (--enable-mapped-location): Remove.
9579 * c-decl.c (c_init_decl_processing): Remove old location code.
9580 (finish_function): Likewise.
9581 * recog.c (decode_asm_operands): Remove old location code.
9582 * c-pch.c (c_common_read_pch): Remove old location code.
9583 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
9585 * gimple-low.c (lower_function_body): Remove old location code.
9586 * toplev.c (unknown_location): Remove.
9587 (push_srcloc): Remove old-location variant.
9588 (process_options): Remove old location code.
9589 (lang_dependent_init): Likewise.
9590 * input.h (UNKNOWN_LOCATION): Move definition.
9591 (location_t): Undeprecate.
9592 (source_locus): Remove.
9593 (location_from_locus): Remove.
9594 (struct location_s): Remove.
9595 Remove all old-location code.
9596 (input_line, input_filename): Remove.
9597 * final.c (final_scan_insn): Remove old location code.
9598 * diagnostic.c (diagnostic_build_prefix): Remove
9599 USE_MAPPED_LOCATION test.
9600 * tree.h (gimple_stmt) <locus>: Now a location_t.
9601 (tree_exp) <locus>: Likewise.
9602 (DECL_IS_BUILTIN): Remove old-location variant.
9603 (annotate_with_file_line, annotate_with_locus): Likewise.
9604 (expr_locus, set_expr_locus): Update.
9605 * tree.c (build1_stat): Remove old location code.
9606 (last_annotated_node): Remove.
9607 (annotate_with_file_line): Remove old-location variant.
9608 (annotate_with_locus): Likewise.
9609 (expr_location): Remove old location code.
9610 (set_expr_location): Likewise.
9611 (expr_has_location): Likewise.
9612 (expr_locus): Likewise.
9613 (set_expr_locus): Likewise.
9614 (expr_filename): Don't use location_from_locus.
9615 (expr_lineno): Likewise.
9616 * rtl-error.c (location_for_asm): Remove old location code.
9617 * c-lex.c (cb_line_change): Remove old location code.
9618 (fe_file_change): Likewise.
9619 (cb_def_pragma): Likewise.
9620 (c_lex_with_flags): Likewise.
9621 * gengtype.c (do_typedef): Don't special-case location types.
9622 (define_location_structures): Remove.
9623 (main): Don't call define_location_structures.
9624 * tree-pretty-print.c (dump_implicit_edges): Remove old location
9627 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9630 * builtins.def (BUILT_IN_STDARG_START): Remove.
9631 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
9632 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9633 * tree-inline.c (inline_forbidden_p_1): Likewise.
9635 2008-02-26 Richard Guenther <rguenther@suse.de>
9637 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9638 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9639 (lookup_decl_from_uid): Declare.
9640 (remove_decl_from_map): Likewise.
9641 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9642 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9643 (decl_for_uid_map): New global hashtable mapping DECL_UID
9645 (init_ttree): Allocate it.
9646 (insert_decl_to_uid_decl_map): New helper function.
9647 (make_node_stat): Insert new decls into the map.
9648 (copy_node_stat): Likewise.
9649 (lookup_decl_from_uid): New function.
9650 (remove_decl_from_map): Likewise.
9651 (print_decl_for_uid_map_statistics): New helper.
9652 (dump_tree_statistics): Call it.
9654 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9655 (referenced_var_iterator): Adjust.
9656 (FOR_EACH_REFERENCED_VAR): Adjust.
9657 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9658 (num_referenced_vars): Adjust.
9659 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9660 (first_referenced_var): Remove.
9661 (end_referenced_vars_p): Likewise.
9662 (next_referenced_var): Likewise.
9663 (referenced_var_iterator_set): New helper function.
9664 * tree-dfa.c (referenced_var_lookup): Adjust.
9665 (referenced_var_check_and_insert): Likewise.
9666 (remove_referenced_var): Likewise.
9667 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9668 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9669 (verify_call_clobbering): Likewise.
9670 (verify_memory_partitions): Likewise.
9671 (init_tree_ssa): Allocate bitmap instead of hashtable for
9673 (delete_tree_ssa): Adjust.
9674 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9675 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9676 (compute_tag_properties): Likewise.
9677 (set_initial_properties): Likewise.
9678 (find_partition_for): Likewise.
9679 (update_reference_counts): Likewise.
9680 (dump_may_aliases_for): Likewise.
9681 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9682 (add_call_clobber_ops): Likewise.
9683 (add_call_read_ops): Likewise.
9684 (get_asm_expr_operands): Likewise.
9685 * tree-into-ssa.c (dump_decl_set): Likewise.
9686 (update_ssa): Likewise.
9687 * tree-sra.c (scan_function): Likewise.
9688 (decide_instantiations): Likewise.
9689 (scalarize_parms): Likewise.
9690 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9691 (dsa_named_for): Likewise.
9692 * tree-ssa-structalias.c (update_alias_info): Likewise.
9693 (merge_smts_into): Likewise.
9695 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9698 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
9699 * c-opts.c (c_common_handle_option): Wall enables
9700 Wvolatile-register-var.
9701 * common.opt: Move Wvolatile-register-var to...
9704 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9706 * common.opt (Wlarger-than=): New.
9707 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
9709 * opts.c (common_handle_option): Handle -Wlarger-than=.
9710 * optc-gen.awk: Likewise.
9711 * opth-gen.awk: Likewise.
9712 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
9713 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9715 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9717 * c-common.c (match_case_to_enum_1): Add appropriate
9718 OPT_W* parameter to warning.
9719 (c_do_switch_warnings): Likewise.
9720 * c-typeck.c (warning_init): Add one more parameter following
9722 (push_init_level): Update call to warning_init.
9723 (pop_init_level): Likewise.
9724 (add_pending_init): Likewise.
9725 (output_init_element: Likewise.
9727 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9730 * toplev.c (toplev_main): If there are warnings or error, print
9731 errors for ignored options.
9732 * opts.c (ignored_options): New static variable.
9733 (postpone_unknown_option_error): New.
9734 (print_ignored_options): New.
9735 (handle_option): Postpone errors for unknown -Wno-* options.
9736 * opts.h (print_ignored_options): Declare.
9738 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
9740 * config/mips/mips.md (loadgp_blockage, blockage): Change type
9743 2008-02-25 Richard Guenther <rguenther@suse.de>
9746 2008-02-25 Richard Guenther <rguenther@suse.de>
9748 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9749 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9750 (lookup_decl_from_uid): Declare.
9751 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9752 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9753 (decl_for_uid_map): New global hashtable mapping DECL_UID
9755 (init_ttree): Allocate it.
9756 (insert_decl_to_uid_decl_map): New helper function.
9757 (make_node_stat): Insert new decls into the map.
9758 (copy_node_stat): Likewise.
9759 (lookup_decl_from_uid): New function.
9760 (print_decl_for_uid_map_statistics): New helper.
9761 (dump_tree_statistics): Call it.
9763 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9764 (referenced_var_iterator): Adjust.
9765 (FOR_EACH_REFERENCED_VAR): Adjust.
9766 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9767 (num_referenced_vars): Adjust.
9768 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9769 (first_referenced_var): Remove.
9770 (end_referenced_vars_p): Likewise.
9771 (next_referenced_var): Likewise.
9772 (referenced_var_iterator_set): New helper function.
9773 * tree-dfa.c (referenced_var_lookup): Adjust.
9774 (referenced_var_check_and_insert): Likewise.
9775 (remove_referenced_var): Likewise.
9776 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9777 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9778 (verify_call_clobbering): Likewise.
9779 (verify_memory_partitions): Likewise.
9780 (init_tree_ssa): Allocate bitmap instead of hashtable for
9782 (delete_tree_ssa): Adjust.
9783 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9784 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9785 (compute_tag_properties): Likewise.
9786 (set_initial_properties): Likewise.
9787 (find_partition_for): Likewise.
9788 (update_reference_counts): Likewise.
9789 (dump_may_aliases_for): Likewise.
9790 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9791 (add_call_clobber_ops): Likewise.
9792 (add_call_read_ops): Likewise.
9793 (get_asm_expr_operands): Likewise.
9794 * tree-into-ssa.c (dump_decl_set): Likewise.
9795 (update_ssa): Likewise.
9796 * tree-sra.c (scan_function): Likewise.
9797 (decide_instantiations): Likewise.
9798 (scalarize_parms): Likewise.
9799 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9800 (dsa_named_for): Likewise.
9801 * tree-ssa-structalias.c (update_alias_info): Likewise.
9802 (merge_smts_into): Likewise.
9804 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9807 * doc/invoke.texi (-fcx-limited-range): Document new option.
9808 * toplev.c (process_options): Handle -fcx-fortran-rules.
9809 * common.opt: Add documentation for -fcx-fortran-rules.
9811 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9814 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
9815 actual behaviour and C99.
9817 2008-02-26 Ben Elliston <bje@au.ibm.com>
9819 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
9820 (ASM_CPU_POWER6_SPEC): Likewise.
9821 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
9822 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
9823 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
9825 2008-02-25 Richard Guenther <rguenther@suse.de>
9827 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9828 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9829 (lookup_decl_from_uid): Declare.
9830 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9831 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9832 (decl_for_uid_map): New global hashtable mapping DECL_UID
9834 (init_ttree): Allocate it.
9835 (insert_decl_to_uid_decl_map): New helper function.
9836 (make_node_stat): Insert new decls into the map.
9837 (copy_node_stat): Likewise.
9838 (lookup_decl_from_uid): New function.
9839 (print_decl_for_uid_map_statistics): New helper.
9840 (dump_tree_statistics): Call it.
9842 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9843 (referenced_var_iterator): Adjust.
9844 (FOR_EACH_REFERENCED_VAR): Adjust.
9845 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9846 (num_referenced_vars): Adjust.
9847 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9848 (first_referenced_var): Remove.
9849 (end_referenced_vars_p): Likewise.
9850 (next_referenced_var): Likewise.
9851 (referenced_var_iterator_set): New helper function.
9852 * tree-dfa.c (referenced_var_lookup): Adjust.
9853 (referenced_var_check_and_insert): Likewise.
9854 (remove_referenced_var): Likewise.
9855 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9856 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9857 (verify_call_clobbering): Likewise.
9858 (verify_memory_partitions): Likewise.
9859 (init_tree_ssa): Allocate bitmap instead of hashtable for
9861 (delete_tree_ssa): Adjust.
9862 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9863 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9864 (compute_tag_properties): Likewise.
9865 (set_initial_properties): Likewise.
9866 (find_partition_for): Likewise.
9867 (update_reference_counts): Likewise.
9868 (dump_may_aliases_for): Likewise.
9869 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9870 (add_call_clobber_ops): Likewise.
9871 (add_call_read_ops): Likewise.
9872 (get_asm_expr_operands): Likewise.
9873 * tree-into-ssa.c (dump_decl_set): Likewise.
9874 (update_ssa): Likewise.
9875 * tree-sra.c (scan_function): Likewise.
9876 (decide_instantiations): Likewise.
9877 (scalarize_parms): Likewise.
9878 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9879 (dsa_named_for): Likewise.
9880 * tree-ssa-structalias.c (update_alias_info): Likewise.
9881 (merge_smts_into): Likewise.
9883 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
9886 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
9887 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
9888 * alias.h (nonoverlapping_memrefs_p): Likewise.
9890 2008-02-25 Jan Beulich <jbeulich@novell.com>
9892 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
9893 * config/i386/netware-libgcc.exp: Add __bswap?i2,
9894 __emultls_get_address, __emultls_register_common,
9895 __floatundi?f, and _Unwind_GetIPInfo.
9896 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
9897 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
9898 (gen_regparm_prefix): Likewise.
9899 (i386_nlm_encode_section_info): Sync with
9900 config/i386/winnt.c:i386_pe_encode_section_info().
9901 (i386_nlm_maybe_mangle_decl_assembler_name): New.
9902 i386_nlm_mangle_decl_assembler_name): New.
9903 (netware_override_options): New.
9904 * config/i386/netware.h (netware_override_options): Declare.
9905 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
9906 (i386_nlm_mangle_decl_assembler_name): Declare.
9907 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
9909 2008-02-25 Ben Elliston <bje@au.ibm.com>
9912 * c-decl.c (grokdeclarator): Remove unused local variables
9913 `typedef_type' and `type_as_written'.
9915 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
9916 unused local variable `has_hot_blocks'.
9917 (fix_crossing_conditional_branches): Remove unused local variable
9920 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
9923 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
9924 using DEF_C99_BUILTIN.
9925 (BUILT_IN_NANF): Ditto.
9926 (BUILT_IN_NANL): Ditto.
9928 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
9929 Revital Eres <eres@il.ibm.com>
9931 * modulo-sched.c (calculate_must_precede_follow): Address TODO
9932 regarding the order of two dependent insns in the same row.
9934 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
9936 * stor-layout.c (layout_decl): Do not bump the alignment of a
9937 bit-field to more than byte alignment if it is packed.
9939 2008-02-24 David Edelsohn <edelsohn@gnu.org>
9941 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
9944 2008-02-24 Diego Novillo <dnovillo@google.com>
9946 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
9949 * tree-vrp.c (vrp_evaluate_conditional): With
9950 -Wtype-limits, emit a warning when comparing against a
9951 constant outside the natural range of OP0's type.
9952 * c.opt (Wtype-limits): Move ...
9953 * common.opt (Wtype-limits): ... here.
9955 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
9957 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
9958 * config/rs6000/e300c2c3.md: New file.
9959 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9961 (rs6000_override_options): Add e300c2 and e300c3 cases to
9962 processor_target_table. Do not allow usage of Altivec or Spe
9963 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
9964 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
9965 * config/rs6000/rs6000.h (processor_type): Add
9966 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
9967 (ASM_CPU_SPEC): Add e300c2 and e300c3.
9968 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
9969 and ppce300c3. Include e300c2c3.md.
9971 2008-02-23 David Edelsohn <edelsohn@gnu.org>
9973 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
9974 instead of TARGET_STRICT_ALIGN.
9976 2008-02-23 Joseph Myers <joseph@codesourcery.com>
9978 * explow.c (memory_address): Assert that the generated address is
9981 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9984 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
9985 * config/darwin-ppc-ldouble-patch.def: New file.
9986 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
9987 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
9988 SUBTARGET_INIT_BUILTINS if defined.
9989 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
9992 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
9995 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
9996 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
9998 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
10001 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
10002 file" warning condtional on -Winvalid-PCH.
10004 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
10006 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
10008 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
10012 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
10013 prevent reload from using MMX registers.
10014 (*mov<mode>_internal): Ditto.
10015 (*movv2sf_internal_rex64): Ditto.
10016 (*movv2sf_internal): Ditto.
10018 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10020 PR documentation/31569
10021 * doc/install.texi2html: Use makeinfo --no-number-sections.
10023 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
10025 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
10026 ensure that we can address an entire entity > 8 bytes. Don't
10027 generate reg+reg addressing for such data.
10029 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
10031 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
10032 strings when optimizing for size, unless the target cares about
10035 2008-02-22 Tom Tromey <tromey@redhat.com>
10037 * regclass.c (current_pass): Remove declaration.
10039 2008-02-22 Anatoly Sokolov <aesok@post.ru>
10041 * config/avr/libgcc.S (__RAMPZ__): Define.
10042 (__do_copy_data): Add for devices with 128KB code memory.
10044 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
10046 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10048 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
10050 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
10052 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
10055 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10058 * c-typeck.c (build_binary_op): Warn about floating point
10059 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
10061 2008-02-21 Janis Johnson <janis187@us.ibm.com>
10064 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
10065 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
10067 (rs6000_override_options): Set altivec_abi as default, not override,
10068 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
10069 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
10070 is used; use new member spe_abi.
10071 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
10072 spe_abi and altivec_abi.
10074 2008-02-22 Tomas Bily <tbily@suse.cz>
10076 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
10078 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10081 * config.build (build_file_translate): Set to `CMD //c' only if
10083 * Makefile.in (build_file_translate): Improve comment.
10085 2008-02-21 Jan Hubicka <jh@suse.cz>
10087 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
10088 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
10089 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
10091 2008-02-21 Michael Matz <matz@suse.de>
10094 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
10096 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
10098 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
10099 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
10100 as insn constraint.
10101 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
10102 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
10103 SSE_VEC_FLOAT_MODE_P as insn constraint.
10104 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
10105 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
10106 sse4a_movntdf using MODEF mode iterator.
10107 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
10108 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
10109 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
10110 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
10111 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
10112 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
10113 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
10115 2008-02-21 Richard Guenther <rguenther@suse.de>
10117 * tree.def (PAREN_EXPR): New tree code.
10118 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
10120 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
10121 * expr.c (expand_expr_real_1): Likewise.
10122 * tree-inline.c (estimate_num_insns_1): Likewise.
10123 * tree-complex.c (expand_complex_move): Likewise.
10124 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
10127 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
10130 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
10132 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
10135 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
10137 * config/sh/sh.c (find_barrier): Don't go past
10138 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
10140 2008-02-20 DJ Delorie <dj@redhat.com>
10142 * config/h8300/h8300.md (insv): Force source operand to be a register.
10144 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
10145 as a jump, not as a plain insn.
10147 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
10149 * doc/invoke.texi (Warning Options): Add new option
10150 -Wframe-larger-than=.
10151 (-Wframe-larger-than): Document.
10153 * flags.h (warn_frame_larger_than, frame_larger_than_size):
10154 Add declarations for new option variables.
10156 * final.c (final_start_function): Check the frame size
10157 before emission and issue a Wframe-larger-than warning.
10159 * opts.c (warn_frame_larger_than, frame_larger_than_size):
10160 Add definitions for new option variables.
10161 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
10163 * common.opt (Wframe-larger-than=): New option.
10165 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
10167 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
10168 (<sse>_div<mode>3): Ditto.
10169 (<sse>_vmdiv<mode>3): Ditto.
10170 (<sse>_vmsqrt<mode>2): Ditto.
10171 (*smax<mode>3): Ditto.
10172 (sse5_frcz<mode>2): Ditto.
10173 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
10174 as insn constraint.
10176 2008-02-20 Richard Guenther <rguenther@suse.de>
10178 PR middle-end/35265
10179 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
10180 be happy with INTEGRAL_TYPE_P.
10182 2008-02-20 Richard Guenther <rguenther@suse.de>
10184 * fold-const.c (split_tree): Associate floatig-point expressions
10185 if flag_associative_math is set.
10187 2008-02-20 Richard Guenther <rguenther@suse.de>
10189 * tree.h (fold_real_zero_addition_p): Declare.
10190 * fold-const.c (fold_real_zero_addition_p): Export.
10191 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
10192 floating-point operations with zero and one.
10194 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
10196 * doc/install.texi: Correct references to CFLAGS, replacing them
10197 with BOOT_CFLAGS. Document flags used during bootstrap for
10200 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
10202 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
10203 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
10204 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
10206 (smin<mode>3): Ditto from similar patterns.
10207 (smax<mode>3): Ditto.
10208 (*ieee_smin<mode>3): Ditto.
10209 (*ieee_smax<mode>3): Ditto.
10210 * config/i386/sse.md (sse): New mode attribute.
10211 (mov<mode>): Macroize expander from movv4sf and movv2df using
10212 SSEMODEF2P mode iterator.
10213 (<sse>_movnt<mode>): Ditto from similar patterns. Use
10214 SSE_VEC_FLOAT_MODE_P as insn constraint.
10215 (storent<mode>): Ditto.
10216 (storent<mode>): Macroize expander from storentsf and storentdf using
10217 MODEF mode iterator.
10218 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
10219 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
10220 (abs<mode>2): Ditto from similar patterns.
10221 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
10222 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
10223 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
10224 (<sse>_vmsqrt<mode>2): Ditto.
10225 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
10226 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
10227 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
10228 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
10229 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
10230 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
10231 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
10233 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
10234 iterator and SSE_FLOAT_MODE_P as insn constraint.
10235 (<sse>_ucomi): Ditto from similar patterns.
10236 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
10237 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
10238 SSE_VEC_FLOAT_MODE_P as insn constraint.
10239 (vcond<mode>): Ditto from similar patterns.
10240 (and<mode>3, *and<mode>3): Ditto.
10241 (<sse>_nand<mode>3): Ditto.
10242 (ior<mode>3, *ior<mode>3): Ditto.
10243 (xor<mode>3, *xor<mode>3): Ditto.
10244 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
10245 iterator and SSE_FLOAT_MODE_P as insn constraint.
10246 (*nand<mode>3): Ditto from similar patterns.
10247 (*ior<mode>3): Ditto.
10248 (*xor<mode>3): Ditto.
10250 2008-02-20 Ira Rosen <irar@il.ibm.com>
10252 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
10253 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
10254 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
10256 2008-02-19 Jan Hubicka <jh@suse.cz>
10258 * predict.c (tree_bb_level_predictions): Remove variable next
10259 mistakely introduced by previous commit.
10261 2008-02-19 Jan Hubicka <jh@suse.cz>
10263 * predict.c (predict_paths_leading_to): Rewrite.
10264 (predict_paths_for_bb): New.
10265 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
10267 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10270 * Makefile.in (build_file_translate): New.
10271 (gcc-vers.texi): Use it for translating $(abs_srcdir).
10272 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
10273 * configure.ac (build_file_translate): Substitute it.
10274 * configure: Regenerate.
10276 2008-02-19 Jan Hubicka <jh@suse.cz>
10278 PR rtl-optimization/34408
10279 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
10282 2008-02-19 Jan Hubicka <jh@suse.cz>
10284 PR middle-end/28779
10285 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
10288 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
10291 * config/i386/i386-modes.def: Revert the last DI alignment
10292 change until Ada people can look into it.
10294 2008-02-19 Nick Clifton <nickc@redhat.com>
10296 * opts.c (print_specific_help): Fix typo in --help text.
10298 2008-02-19 Jakub Jelinek <jakub@redhat.com>
10301 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
10302 32-bit inline asm without asm alternatives for host GCC < 3.0.
10304 2008-02-19 Richard Guenther <rguenther@suse.de>
10306 PR tree-optimization/34989
10307 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
10308 Allow propagation to INDIRECT_REF if we can simplify only.
10310 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10312 * c-common.c (warn_for_collisions_1): Use appropriate option when
10315 2008-02-19 Nick Clifton <nickc@redhat.com>
10318 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
10319 (handle_options): Fix indentation.
10320 (print_filtered_help): If no language-specific options were
10321 displayed tell the user how to list all the options supported by
10322 the language's front-end.
10323 (print_specific_help): Fix indentation and remove duplicate line.
10324 (common_handle_option): Handle the -v option.
10325 For --help enable the display of undocumented options if the -v
10326 switch has been included on the command line.
10327 For --help= check for overlaps in the arguments between the option
10328 classes and the language names and issue a warning when they
10329 cannot be disambiguated.
10330 * c.opt (v): Pass on to the common option handler.
10332 2008-02-19 Revital Eres <eres@il.ibm.com>
10334 * modulo-sched.c (sms_schedule): Change dump message when
10335 create_ddg function fails.
10336 (try_scheduling_node_in_cycle): Rename row to cycle.
10337 (print_partial_schedule): Rename CYCLE to ROW.
10339 2008-02-19 Christian Bruel <christian.bruel@st.com>
10340 Zdenek Dvorak <ook@ucw.cz>
10342 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
10344 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
10347 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
10348 (*x86_movdicc_0_m1_se): Ditto.
10350 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
10352 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
10353 (CMPtype): Define as __gcc_CMPtype.
10354 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
10355 (CMPtype): Define as __gcc_CMPtype.
10357 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
10359 Support valgrind 3.3 for --enable-checking=valgrind.
10360 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
10362 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
10363 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
10364 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
10365 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
10366 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
10367 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
10368 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
10370 * ggc-zone.c: Similar.
10371 * ggc-page.c: Similar.
10373 2008-02-19 Paul Brook <paul@codesourcery.com>
10376 * config/arm/ieee754-df.S: Fix do_it typo.
10377 * config/arm/ieee754-sf.S: Fix do_it typo.
10379 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
10382 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
10383 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
10384 (OPTION_MASK_ISA_SSE_SET): Likewise.
10385 (OPTION_MASK_ISA_SSE2_SET): Likewise.
10386 (OPTION_MASK_ISA_SSE3_SET): Likewise.
10387 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
10388 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
10389 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
10390 (OPTION_MASK_ISA_SSE4_SET): Likewise.
10391 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
10392 (OPTION_MASK_ISA_SSE5_SET): Likewise.
10393 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
10394 (OPTION_MASK_ISA_MMX_UNSET): Updated.
10395 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
10396 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
10397 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
10398 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
10399 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
10400 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
10401 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
10402 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
10403 (OPTION_MASK_ISA_SSE4): Removed.
10404 (ix86_handle_option): Turn on bits in ix86_isa_flags and
10405 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
10406 (override_options): Don't turn on implied SSE/MMX bits in
10409 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
10411 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10414 2008-02-18 Joey Ye <joey.ye@intel.com>
10416 PR middle-end/34921
10417 * tree-nested.c (insert_field_into_struct): Set type alignment
10418 to field alignment if the former is less than the latter.
10420 2008-02-18 Jakub Jelinek <jakub@redhat.com>
10422 * BASE-VER: Set to 4.4.0.
10424 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10426 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
10427 * doc/cfg.texi: Likewise.
10428 * doc/extend.texi: Likewise.
10429 * doc/gty.texi: Likewise.
10430 * doc/invoke.texi: Likewise.
10431 * doc/loop.texi: Likewise.
10432 * doc/md.texi: Likewise.
10433 * doc/passes.texi: Likewise.
10434 * doc/rtl.texi: Likewise.
10435 * doc/sourcebuild.texi: Likewise.
10436 * doc/tm.texi: Likewise.
10437 * doc/tree-ssa.texi: Likewise.
10439 2008-02-17 Richard Guenther <rguenther@suse.de>
10441 PR middle-end/35227
10442 * tree-complex.c (init_parameter_lattice_values): Handle parameters
10443 without default definition.
10445 2008-02-17 Richard Guenther <rguenther@suse.de>
10447 PR tree-optimization/35231
10448 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
10451 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
10454 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10455 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
10456 libgcc_cmp_return mode.
10458 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10461 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
10463 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
10465 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
10468 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10470 * doc/c-tree.texi: Use `@.' where appropriate.
10471 * doc/extend.texi: Likewise.
10472 * doc/install.texi: Likewise.
10473 * doc/invoke.texi: Likewise.
10474 * doc/loop.texi: Likewise.
10475 * doc/makefile.texi: Likewise.
10476 * doc/md.texi: Likewise.
10477 * doc/passes.texi: Likewise.
10478 * doc/standards.texi: Likewise.
10479 * doc/tm.texi: Likewise.
10481 2008-02-15 Jakub Jelinek <jakub@redhat.com>
10483 PR middle-end/35196
10484 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
10486 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
10487 rather than in entry_bb.
10489 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10491 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
10492 libgcc_cmp_return mode.
10494 2008-02-15 Jakub Jelinek <jakub@redhat.com>
10496 PR middle-end/35130
10497 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
10498 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
10500 2008-02-15 Richard Guenther <rguenther@suse.de>
10501 Zdenek Dvorak <ook@ucw.cz>
10503 PR tree-optimization/35164
10504 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
10505 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
10506 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
10507 Only propagate addresses which do not have abnormal SSA_NAMEs
10510 2008-02-15 Joseph Myers <joseph@codesourcery.com>
10513 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
10515 2008-02-15 Jan Hubicka <jh@suse.cz>
10517 PR middle-end/35149
10518 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
10520 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10522 PR middle-end/34621
10523 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
10524 when calculating alignment_pad.
10526 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10528 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
10529 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
10530 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
10531 and STACK_BOUNDARY define.
10533 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
10535 PR preprocessor/35061
10536 * c-pragma.c (handle_pragma_pop_macro): Check that
10537 pushed_macro_table has been allocated.
10539 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
10541 PR middle-end/35136
10542 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
10543 (force_gimple_operand): Likewise.
10544 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
10545 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
10546 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
10547 (find_interesting_uses_address): Check addressability and alignment
10548 of the base expression only after substituting bases of IVs into it.
10550 2008-02-14 Michael Matz <matz@suse.de>
10553 * function.c (instantiate_virtual_regs_in_insn): Reload address
10554 before falling back to reloading the whole operand.
10556 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
10558 * config/s390/s390.c (s390_mainpool_start): Emit the pool
10559 before the first section switch note.
10561 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10563 * doc/bugreport.texi: Update copyright years.
10564 * doc/c-tree.texi: Likewise.
10565 * doc/cfg.texi: Likewise.
10566 * doc/cpp.texi: Likewise.
10567 * doc/cppinternals.texi: Likewise.
10568 * doc/fragments.texi: Likewise.
10569 * doc/frontends.texi: Likewise.
10570 * doc/gcc.texi: Likewise.
10571 * doc/gty.texi: Likewise.
10572 * doc/hostconfig.texi: Likewise.
10573 * doc/implement-c.texi: Likewise.
10574 * doc/libgcc.texi: Likewise.
10575 * doc/loop.texi: Likewise.
10576 * doc/makefile.texi: Likewise.
10577 * doc/options.texi: Likewise.
10578 * doc/passes.texi: Likewise.
10579 * doc/rtl.texi: Likewise.
10580 * doc/sourcebuild.texi: Likewise.
10581 * doc/standards.texi: Likewise.
10582 * doc/tree-ssa.texi: Likewise.
10583 * doc/trouble.texi: Likewise.
10585 * doc/extend.texi: Use @: or add comma where appropriate.
10586 * doc/invoke.texi: Likewise.
10587 * doc/tm.texi: Likewise.
10589 2008-02-14 Alan Modra <amodra@bigpond.net.au>
10592 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
10595 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
10597 * doc/md.texi (clz, ctz): Add reference.
10598 * doc/rtl.texi (clz, ctz): Likewise.
10600 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10603 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
10606 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
10608 * config/s390/s390.c (struct constant_pool): New field
10609 emit_pool_after added.
10610 (s390_mainpool_start): Set the emit_pool_after flag according
10611 to the section switch notes.
10612 (s390_mainpool_finish): Consider emit_pool_after when emitting
10613 the literal pool at the end of the function.
10614 (s390_chunkify_start): Force literal pool splits at section
10617 2008-02-13 Michael Matz <matz@suse.de>
10620 * var-tracking.c (clobber_variable_part): Correctly traverse the
10623 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10626 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
10627 Add -fdump-ipa-inline.
10628 * tree-dump.c (dump_files): Remove tree-inlined dump.
10629 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
10631 2008-02-12 Richard Guenther <rguenther@suse.de>
10633 PR tree-optimization/35171
10634 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
10637 2008-02-12 Richard Guenther <rguenther@suse.de>
10639 PR middle-end/35163
10640 * fold-const.c (fold_widened_comparison): Use get_unwidened in
10641 value-preserving mode. Disallow final truncation.
10643 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
10645 PR middle-end/35136
10646 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
10647 code from here to...
10648 (force_gimple_operand): ...here.
10650 2008-02-12 Jakub Jelinek <jakub@redhat.com>
10653 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
10654 non-compatible pointers.
10655 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
10656 different FIELD_DECLs, try harder by comparing field offsets, sizes
10659 PR inline-asm/35160
10660 * function.c (match_asm_constraints_1): Don't replace the same input
10663 2008-02-12 Anatoly Sokolov <aesok@post.ru>
10665 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
10666 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
10667 (expand_epilogue): Restore RAMPZ register.
10668 * config/avr/avr.md (RAMPZ_ADDR): New constant.
10670 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
10672 * config/i386/cygwin.asm: (__alloca): Correct calling
10673 convention and alignment.
10674 (__chkstk): Force 8 byte stack alignment.
10676 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
10677 Richard Guenther <rguenther@suse.de>
10679 PR tree-optimization/33992
10680 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
10681 the zero we compare against.
10683 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
10685 PR libfortran/35063
10686 * gthr-win32.h (__gthread_mutex_destroy_function): New function
10687 to CloseHandle after unlocking to prevent accumulation of handle
10690 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10692 PR middle_end/34150
10693 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
10694 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
10695 and update LABEL_NUSES during and after reload.
10697 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
10699 PR middle-end/34627
10700 * combine.c (simplify_if_then_else): Make sure the comparison is
10701 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
10703 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
10706 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
10707 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
10708 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
10709 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
10710 * tree.h (get_type_static_bounds): Likewise.
10712 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10714 * doc/invoke.texi (Option Summary, C++ Dialect Options)
10715 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10716 Make -Wfoo language annotations match what the compiler outputs.
10718 2008-02-08 Sa Liu <saliu@de.ibm.com>
10720 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
10721 intrinsics spu_convts, spu_convtu, spu_convtf.
10723 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
10725 * doc/extend.texi (Function Attributes) <noinline>: Mention
10726 asm ("") as method to keep calls.
10728 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10731 * doc/options.texi (Options): Replace references to opts.sh with
10733 * opts-common.c: Likewise.
10734 * optc-gen.awk: Likewise.
10736 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
10738 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
10740 2008-02-07 Richard Henderson <rth@redhat.com>
10743 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
10744 EXPR_LIST for the REG_EQUAL instead of a comparison with a
10747 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
10749 PR tree-optimization/35085
10750 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
10751 for operand entry oe2 in addition to operand entry oe3 in order to
10752 expose more opportunities for vectorizer sum reduction.
10754 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10757 * Makefile.in (LIBS): Remove $(GMPLIBS).
10758 (cc1-dummy, cc1): Add $(GMPLIBS).
10760 2008-02-06 Jan Hubicka <jh@suse.cz>
10763 * i386.md (moddf_integer): Do not produce partial memory stalls for
10764 targets where it hurts.
10766 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
10769 * optabs.c (expand_float): Do not check for decimal modes when
10770 expanding unsigned integer through signed conversion.
10772 2008-02-06 Nick Clifton <nickc@redhat.com>
10774 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
10775 inside the clobber with a match_operand and duplicated operand
10776 number in the constraint.
10777 (ineqbranchsi): Delete redundant comment.
10779 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
10781 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
10782 builtin_define ("__USE_INIT_FINI__").
10783 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
10785 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
10787 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10789 PR documentation/30330
10790 * doc/invoke.texi (C++ Dialect Options)
10791 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10792 For each warning option -Wfoo that allows -Wno-foo, ensure both
10793 -Wfoo and -Wno-foo are listed in the option index. Fix index
10794 entry of -Wswitch-default, index -Wnormalized= including the
10795 `=', and -Wlarger-than-@var{len} including @var{len}.
10797 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
10799 * config/i386/i386.md (floatunssisf2): Use
10800 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
10801 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
10802 Macroize expander using MODEF mode iterator.
10804 2008-02-05 Diego Novillo <dnovillo@google.com>
10806 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
10809 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
10811 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10814 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
10816 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
10819 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
10820 to indicate if a message should be generated.
10821 (init_cumulative_args): Updated.
10822 (function_value_32): Likewise.
10824 2008-02-05 Joseph Myers <joseph@codesourcery.com>
10826 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
10828 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
10831 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
10832 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
10834 2008-02-04 Diego Novillo <dnovillo@google.com>
10836 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
10839 * tree-vrp.c (vrp_evaluate_conditional): With
10840 -Wtype-limits, emit a warning when comparing against a
10841 constant outside the natural range of OP0's type.
10843 2008-02-04 Richard Guenther <rguenther@suse.de>
10845 PR middle-end/33631
10846 * expr.c (count_type_elements): Give for unions instead of
10849 2008-02-04 Richard Guenther <rguenther@suse.de>
10851 PR middle-end/35043
10852 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
10853 to TYPE_DOMAINs base type instead of using bitsizetype here.
10855 2008-02-03 Jason Merrill <jason@redhat.com>
10857 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
10859 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10862 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
10863 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
10864 (RS/6000 and PowerPC Options): Fix typos and markup.
10865 * doc/passes.texi (Tree-SSA passes): Likewise.
10867 2008-02-02 Michael Matz <matz@suse.de>
10870 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
10871 from record_last_reg_set_info.
10872 (record_last_reg_set_info): Take an RTX argument, iterate over all
10873 constituent hardregs.
10874 (record_last_set_info, record_opr_changes): Change calls to
10875 new signature or to record_last_reg_set_info_regno.
10877 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
10879 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
10881 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
10883 PR rtl-optimization/34773
10884 * reg-notes.def (EQUAL): Mention significance of combination of
10885 REG_EQUAL and REG_RETVAL.
10886 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
10887 insn that has a REG_RETVAL.
10889 2008-02-01 Roger Sayle <roger@eyesopen.com>
10892 * configure.ac (--enable-fixed-point): Disable unless explicitly
10894 * configure: Regenerate.
10896 2008-02-01 Richard Guenther <rguenther@suse.de>
10899 * invoke.texi (-finline-limit): Remove no longer true parts
10900 of the documentation. Note that there is no default value.
10902 2008-02-01 Andrew Pinski <pinskia@gmail.com>
10903 Mark Mitchell <mark@codesourcery.com>
10904 Ben Elliston <bje@au.ibm.com>
10907 * doc/extend.texi (Other Builtins): Document.
10909 2008-01-31 Tom Browder <tom.browder@gmail.com>
10911 * doc/c-tree.texi (Types): Fix grammar.
10912 (Expression trees): Ditto.
10913 * doc/passes.texi (Tree-SSA passes): Ditto.
10915 * doc/configterms.texi (Configure Terms): Fix typo.
10916 * doc/cpp.texi (Common Predefined Macros): Ditto.
10917 * doc/md.texi (Machine Constraints): Ditto.
10919 * doc/makefile.texi (Makefile): Add comma.
10921 2008-01-31 Tom Browder <tom.browder@gmail.com>
10922 Gerald Pfeifer <gerald@pfeifer.com>
10924 * doc/sourcebuild.texi (Front End): Remove references to CVS
10925 and CVSROOT/modules.
10926 (Texinfo Manuals): Replace reference to CVS by one to SVN.
10927 (Back End): Remove reference to CVS.
10929 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
10932 * config/mips/mips.c (gen_load_const_gp): New function, taking a
10934 (mips16_gp_pseudo_reg): ...here.
10935 * config/mips/mips.md (load_const_gp): Replace with...
10936 (load_const_gp_<mode>): ...this :P-based insn.
10938 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10940 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
10941 options. Minor fixes.
10942 (-std): Move reference to standards closer to where language
10943 standards are first mentioned.
10945 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
10947 PR rtl-optimization/34995
10948 * reload.c (alternative_allows_const_pool_ref): Take an rtx
10949 parameter and return a bool. If the rtx parameter is nonnull,
10950 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
10951 (find_reloads): Update call accordingly. Pass the new operand
10952 if it needed no address reloads, otherwise pass null.
10954 2008-01-30 Richard Henderson <rth@redhat.com>
10957 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
10958 for unbounded arrays.
10960 2008-01-30 Silvius Rus <rus@google.com>
10962 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
10964 2008-01-30 Jan Hubicka <jh@suse.cz>
10967 * i386.c (init_cumulative_args): Use real function declaration when
10970 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
10972 PR rtl-optimization/34998
10973 * global.c (build_insn_chain): Treat non-subreg_lowpart
10974 SUBREGs of pseudos as clobbering all the words covered by the
10975 SUBREG, not just all the bytes.
10976 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
10977 original df_ref rather than an extract parameter.
10978 (global_conflicts): Update call accordingly.
10980 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
10982 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
10983 the overflow check to make it easier to read.
10984 (__fixtfdi): Change the type of the ll member in union
10985 long_double to UDItype_x.
10987 2008-01-30 Jakub Jelinek <jakub@redhat.com>
10989 PR middle-end/34969
10990 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
10991 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
10992 * tree-inline.c (fold_marked_statements): Call
10993 cgraph_update_edges_for_call_stmt if folding a call statement.
10994 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
10995 debug_generic_stmt calls, reset it back afterwards.
10998 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
11000 * c-typeck.c (build_external_ref): Don't pedwarn about
11001 static vars in current function's scope.
11003 2008-01-29 Joseph Myers <joseph@codesourcery.com>
11005 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
11007 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
11010 * ipa-struct-reorg.c: Fix spelling.
11011 * params.def: Ditto.
11013 2008-01-29 Richard Guenther <rguenther@suse.de>
11015 PR middle-end/35006
11016 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
11018 * tree-inline.c (remap_type): Increment remapping_type_depth
11019 around remapping types.
11020 (copy_body_r): Only add referenced variables if they are referenced
11021 from code, not types.
11023 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
11034 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
11035 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
11037 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
11040 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
11041 pointer for tiny stack.
11043 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
11045 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
11047 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
11049 * config/vx-common.h: Fix typo in comment.
11051 2008-01-28 Ian Lance Taylor <iant@google.com>
11055 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
11056 coalesce pointers if they have different DECL_NO_TBAA_P values.
11057 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
11058 between variables with different DECL_NO_TBAA_P values.
11060 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
11063 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
11064 are not legitimate small data references on SPE targets.
11066 2008-01-28 David Daney <ddaney@avtrex.com>
11068 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
11070 2008-01-28 David Daney <ddaney@avtrex.com>
11072 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
11074 2008-01-27 Joseph Myers <joseph@codesourcery.com>
11076 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
11077 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
11078 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
11079 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
11080 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
11081 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
11082 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
11083 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
11085 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
11087 * basic-block.h (condjump_equiv_p): Fix comment.
11089 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
11091 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
11092 print_generic_stmt_indented): Fix comment.
11094 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
11096 * configure.ac (__stack_chk_fail): Add detecion for availability
11097 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
11098 * configure: Regenerate.
11100 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
11102 PR middle-end/34688
11103 * final.c (output_addr_const): Handle TRUNCATE.
11105 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
11108 * tree-ssa-loop-ivopts.c (comp_cost): New type.
11109 (zero_cost, infinite_cost): New constants.
11110 (struct cost_pair): Change type of cost to comp_cost.
11111 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
11112 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
11114 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
11115 split_address_cost, ptr_difference_cost, difference_cost,
11116 get_computation_cost_at, get_computation_cost,
11117 determine_use_iv_cost_generic, determine_use_iv_cost_address,
11118 determine_use_iv_cost_condition, determine_use_iv_costs,
11119 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
11120 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
11121 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
11122 Change type of cost to comp_cost.
11123 (determine_iv_cost): Increase cost of non-original ivs, instead
11124 of decreasing the cost of original ones.
11125 (get_address_cost): Indicate the complexity of the addressing mode
11127 (try_add_cand_for): Prefer using ivs not specific to some object.
11128 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
11130 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
11131 Janis Johnson <janis187@us.ibm.com>
11134 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
11135 (TARGET_INSTANTIATE_DECLS): Likewise.
11136 * target.h (expand_to_rtl_hook): New target hook.
11137 (instantiate_decls): Likewise.
11138 * function.c (instantiate_decl): Make non-static. Rename to...
11139 (instantiate_decl_rtl): ... this.
11140 (instantiate_expr): Use instantiate_decl_rtl.
11141 (instantiate_decls_1): Likewise.
11142 (instantiate_decls): Likewise.
11143 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
11144 * function.h (instantiate_decl_rtl): Add prototype.
11145 * cfgexpand.c (target.h): New include.
11146 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
11147 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
11148 (TARGET_INSTANTIATE_DECLS): Likewise.
11149 (TARGET_INITIALIZER): New target hooks added.
11150 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
11152 * config/rs6000/rs6000.c (tree-flow.h): New include.
11153 (machine_function): Add sdmode_stack_slot field.
11154 (rs6000_alloc_sdmode_stack_slot): New function.
11155 (rs6000_instantiate_decls): Likewise.
11156 (rs6000_secondary_memory_needed_rtx): Likewise.
11157 (rs6000_check_sdmode): Likewise.
11158 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
11159 (TARGET_INSTANTIATE_DECLS): Likewise.
11160 (rs6000_hard_regno_mode_ok): Allow SDmode.
11161 (num_insns_constant): Likewise. Handle _Decimal32 constants.
11162 (rs6000_emit_move): Handle SDmode.
11163 (function_arg_advance): Likewise.
11164 (function_arg): Likewise.
11165 (rs6000_gimplify_va_arg): Likewise. Add special handling of
11166 SDmode var args for 32-bit compiles.
11167 (rs6000_secondary_reload_class): Handle SDmode.
11168 (rs6000_output_function_epilogue): Likewise.
11169 (rs6000_function_value): Simplify if statement.
11170 (rs6000_libcall_value): Likewise.
11171 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
11172 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
11173 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
11174 (movsd_hardfloat): New define_insn.
11175 (movsd_softfloat): Likewise.
11176 (movsd_store): Likewise.
11177 (movsd_load): Likewise.
11178 (extendsddd2): Likewise.
11179 (extendsdtd2): Likewise.
11180 (truncddsd2): Likewise.
11181 (movdd_hardfloat64): Fixup comment.
11182 (UNSPEC_MOVSD_LOAD): New constant.
11183 (UNSPEC_MOVSD_STORE): Likewise.
11185 2008-01-26 Jakub Jelinek <jakub@redhat.com>
11188 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
11190 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
11191 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
11192 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
11193 and TRUTH_XOR_EXPR.
11195 2008-01-26 David Edelsohn <edelsohn@gnu.org>
11198 * config.gcc: Separate AIX 5.3 from AIX 6.1.
11199 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
11200 __LONGDOUBLE128 too.
11201 * config/rs6000/aix61.h: New file.
11203 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
11205 PR rtl-optimization/34959
11206 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
11207 popcount and parity rtxes the same mode as their operand.
11208 Truncate or extend the result to the return value's mode
11211 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
11214 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
11215 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
11216 to GOT_VERSION_REGNUM.
11217 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
11218 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
11219 * config/mips/mips.c (mips_emit_call_insn): New function.
11220 (mips_call_tls_get_addr): Call mips_expand_call directly.
11221 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
11223 (mips16_build_call_stub): Likewise. Return the call insn or null.
11224 (mips_expand_call): Update the call to mips16_build_call_stub
11225 accordingly and a remove redundant condition. Assert that MIPS16
11226 stubs do not use lazy binding. Use mips_emit_call_insn and return
11228 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
11230 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
11231 (mips_avoid_hazard): Remove hazard_set handling.
11232 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
11233 (UNSPEC_RESTORE_GP): ...this.
11234 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
11235 (FAKE_CALL_REGNO): Rename to...
11236 (GOT_VERSION_REGNUM): ...this.
11237 (type): Add "ghost" value. Add an associated insn reservation.
11238 (hazard_set): Remove.
11239 (exception_receiver): Rename to...
11240 (restore_gp): ...this and update the unspec identifier accordingly.
11241 (exception_receiver, nonlocal_got_receiver): New expanders.
11242 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
11243 FAKE_CALL_REGNO. Remove hazard_set attribute.
11244 (set_got_version, update_got_version): New patterns.
11246 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
11249 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
11251 2008-01-25 Joseph Myers <joseph@codesourcery.com>
11254 * doc/install.texi2html: Generate gcc-vers.texi.
11256 2008-01-25 DJ Delorie <dj@redhat.com>
11258 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
11260 2008-01-25 Joseph Myers <joseph@codesourcery.com>
11262 * config/c4x: Remove directory.
11263 * config.gcc (crx-*, mt-*): Mark obsolete.
11264 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
11265 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
11266 sh-*-rtemscoff*): Remove cases.
11267 * defaults.h (C4X_FLOAT_FORMAT): Remove.
11268 * real.c (encode_c4x_single, decode_c4x_single,
11269 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
11270 c4x_extended_format): Remove.
11271 * real.h (c4x_single_format, c4x_extended_format): Remove.
11272 * doc/extend.texi (interrupt, naked): Remove mention of attributes
11274 (Pragmas): Remove comment about c4x pragmas.
11275 * doc/install.texi (c4x): Remove target-specific instructions.
11276 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
11277 * doc/md.texi (Machine Constraints): Remove C4x documentation.
11278 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
11279 refer to C4x source files as examples.
11280 (C4X_FLOAT_FORMAT): Remove documentation.
11282 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
11284 * config/bfin/bfin.c (override_options): Reorder tests so that
11285 flag_pic gets enabled for -msep-data.
11287 2008-01-25 Richard Guenther <rguenther@suse.de>
11289 PR middle-end/32244
11290 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
11291 to its bitfield precision if required.
11293 2008-01-25 Jakub Jelinek <jakub@redhat.com>
11295 PR middle-end/33880
11296 * tree-nested.c (walk_omp_for): New function.
11297 (convert_nonlocal_reference, convert_local_reference): Call
11298 walk_omp_for on OMP_FOR.
11299 (convert_call_expr): Call walk_body on OMP_FOR's
11300 OMP_FOR_PRE_INIT_BODY.
11302 2008-01-25 Richard Guenther <rguenther@suse.de>
11304 PR tree-optimization/34966
11305 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
11306 default defs and PHI_NODEs we have to insert after the
11307 defining statement.
11309 2008-01-24 Nick Clifton <nickc@redhat.com>
11311 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
11312 Provide a default definition.
11313 (LIBGCC2_UNITS_PER_WORD): Likewise.
11315 * config/stormy16/stormy16.c: Include df.h for the prototype
11316 for df_regs_ever_live_p.
11317 (xstormy16_expand_builtin_va_start): Convert the stack offset
11318 into a component_ref and then use POINTER_PLUS_EXPR to add it
11319 to the incoming_virtual_args_rtx.
11320 (xstormy16_gimplify_va_arg_expr): Rename to
11321 xstormy16_gimplify_va_arg_expr.
11322 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
11323 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
11324 xstormy16_gimplify_va_arg_expr.
11325 Fix up some formatting issues.
11327 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
11328 Move to predicates.md.
11329 (xs_hi_general_operand): Likewise.
11330 (xs_hi_nonmemory_operand): Likewise.
11331 * config/stormy16/predicates.md:
11332 (xstormy16_carry_plus_operand): New predicate.
11333 (xs_hi_general_operand): New predicate.
11334 (xs_hi_nonmemory_operand): New predicate.
11335 * config/stormy16/stormy16-protos.h:
11336 (xstormy16_carry_plus_operand): Delete prototype.
11337 (xs_hi_general_operand): Likewise.
11338 (xs_hi_nonmemory_operand): Likewise.
11340 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
11341 modifiers as they are no longer needed and they can trigger
11342 reload spill failures.
11344 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
11345 with a match_operand in order to help reload.
11347 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
11348 constraint with 'e' for the 8th alternative as this version of
11349 the mov.w instruction only accepts the lower 8 registers.
11351 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
11354 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
11355 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
11358 2008-01-25 Jakub Jelinek <jakub@redhat.com>
11360 PR middle-end/33333
11361 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
11363 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
11365 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
11367 (remove_structure): Update allocations list before removing structure.
11369 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
11371 * ipa-struct-reorg.c (is_safe_cond_expr,
11372 create_new_stmts_for_cond_expr): Use integer_zerop function,
11373 that recognize not only zero-pointer, but zero-integer too.
11375 2008-01-25 Ben Elliston <bje@au.ibm.com>
11378 * fixproto: Escape "." in sed expression that strips leading "./".
11380 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
11383 * gcc.c (SWITCH_OK): Removed.
11384 (SWITCH_LIVE): Changed to bit.
11385 (SWITCH_FALSE): Likewise.
11386 (SWITCH_IGNORE): Likewise.
11387 (switchstr): Change live_cond to unsigned int.
11388 (process_command): Replace SWITCH_OK with 0.
11389 (do_self_spec): Likewise.
11390 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
11391 (give_switch): Likewise.
11392 (used_arg): Likewise.
11393 (do_spec_1): Set the SWITCH_IGNORE bit.
11394 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
11395 bits. Set the SWITCH_LIVE bit.
11397 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
11399 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
11401 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
11403 PR tree-optimization/34472
11404 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
11405 parameter to a "bool *" and set *DATA to false if there is
11406 an unsafe access. Do not delete the structure here.
11407 (check_cond_exprs): Delete it here instead.
11408 (check_cond_exprs, exclude_cold_structs): Do not increase
11409 I when removing a structure.
11411 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
11414 * config/i386/i386.c (ix86_expand_vector_init): Consider only
11415 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
11417 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
11419 PR middle-end/34934
11420 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
11421 a fixed vector for stack.
11423 2008-01-24 Ben Elliston <bje@au.ibm.com>
11426 * doc/gcc.texi (Software development): Add a direntry for g++.
11428 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
11430 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
11431 stale and straggling -fforce-addr comments above.
11433 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
11435 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
11436 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
11438 2008-01-23 Michael Matz <matz@suse.de>
11441 * dwarf2out.c (force_type_die): Use modified_type_die instead of
11444 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
11446 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
11447 malloc result type.
11449 2008-01-23 Anatoly Sokolov <aesok@post.ru>
11451 * config/avr/avr.c (avr_current_arch): New variable.
11452 (avr_arch_types): Add 'avr31' and 'avr51' entries.
11453 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
11454 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
11455 (avr_override_options): Init 'avr_current_arch'.
11456 (base_arch_s): Move from here...
11457 * config/avr/avr.h (base_arch_s): ... here. Add new members
11458 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
11459 'mega' to 'have_jmp_call'.
11460 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
11461 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
11463 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
11465 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11466 MULTILIB_MATCHES): (Ditto.).
11468 2008-01-23 Richard Guenther <rguenther@suse.de>
11470 PR middle-end/31529
11471 * cgraphunit.c (cgraph_reset_node): Always mark the node
11472 not reachable if it is not queued already.
11474 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
11476 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
11477 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
11478 (cputype_selected): New static variable.
11479 (bfin_handle_option): Set it if -mcpu is used.
11480 (override_option): Select default set of workarounds if no cpu type
11481 selected on the command line.
11482 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
11484 From Michael Frysinger <michael.frysinger@analog.com>
11485 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
11486 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
11488 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
11489 for bf547, bf523, bf524, and bf526.
11490 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
11492 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11493 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
11494 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
11495 __ADSPBF547__ and __ADSPBF54x__ for bf547.
11496 * doc/invoke.texi (Blackfin Options): Document that
11497 -mcpu now accept bf547, bf523, bf524, and bf526.
11499 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
11501 PR rtl-optimization/34628
11502 * combine.c (try_combine): Stop and undo after the first combination
11503 if an autoincrement side-effect on the first insn has effectively
11506 2008-01-22 David Edelsohn <edelsohn@gnu.org>
11509 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
11510 Offset addresses are not valid for Altivec or paired float modes.
11512 2008-01-22 Jakub Jelinek <jakub@redhat.com>
11515 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
11516 if DECL_INITIAL (decl) is error_mark_node.
11519 * c-common.c (handle_vector_size_attribute): Only allow
11520 integral, scalar float and fixed point types. Handle OFFSET_TYPE
11521 the same way as pointer, array etc. types.
11522 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
11525 * tree.c (build_type_attribute_qual_variant): Call
11526 build_qualified_type if attributes are equal, but quals are not.
11528 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11531 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
11532 * flags.h (warn_strict_aliasing): Remove.
11533 (warn_strict_overflow): Remove.
11534 * opts.c (warn_strict_aliasing): Remove.
11535 (warn_strict_overflow): Remove.
11536 * c-opts.c (c_common_handle_option): -Wall only sets
11537 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
11538 (c_common_post_options): Give default values to -Wstrict-aliasing
11539 and -Wstrict-overflow if they are uninitialized.
11540 * common.opt (Wstrict-aliasing): Specify Var and Init.
11541 (Wstrict-overflow): Likewise.
11543 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
11545 PR rtl-optimization/26854
11546 PR rtl-optimization/34400
11547 PR rtl-optimization/34884
11548 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
11550 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
11551 (df_rd_bb_info.expanded_lr_out): Deleted
11552 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
11553 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
11554 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11555 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11556 Removed code to allocate, initialize or free expanded_lr_out.
11557 (df_rd_bb_local_compute_process_def): Restructured to make more
11559 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
11560 sets if the sets are being trimmed.
11562 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
11565 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
11566 (as_vers): Likewise.
11567 * configure: Regenerated.
11569 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11571 PR middle-end/33092
11572 * tree-pass.h (pass_build_alias): New pass.
11573 * tree-ssa-alias.c (gate_build_alias): New.
11574 (pass_build_alias): New.
11575 * passes.c (init_optimization_passes): Add pass_build_alias after
11576 pass_create_structure_vars.
11578 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
11580 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
11581 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
11582 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
11583 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
11584 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
11585 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
11586 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
11587 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
11588 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
11589 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
11590 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
11591 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
11592 * config/s390/s390.md (FP_ALL): New mode iterator.
11593 (_d): New mode attribute.
11594 ("*signbit<mode>2>"): Changed mode of first operand.
11595 ("isinf<mode>2"): Changed mode of first operand.
11596 ("*TDC_insn"): Adaptation for DFP modes.
11598 2008-01-22 Ben Elliston <bje@au.ibm.com>
11600 * tree.c (check_qualified_type): Improve function description.
11602 2008-01-21 Jason Merrill <jason@redhat.com>
11605 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
11606 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
11609 2008-01-21 DJ Delorie <dj@redhat.com>
11611 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
11614 2008-01-21 Richard Guenther <rguenther@suse.de>
11616 PR middle-end/34856
11617 * tree-cfg.c (verify_expr): Allow all invariant expressions
11618 instead of just constant class ones as reference argument.
11619 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
11620 like any other constant.
11621 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
11623 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
11625 * regmove.c (fixup_match_1): Update call crossed frequencies.
11627 2008-01-21 Richard Guenther <rguenther@suse.de>
11630 * tree-inline.c (setup_one_parameter): Deal with mismatched
11631 types using a VIEW_CONVERT_EXPR.
11633 2008-01-21 Alon Dayan <alond@il.ibm.com>
11634 Olga Golovanevsky <olga@il.ibm.com>
11636 PR tree-optimization/34701
11637 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
11638 when the structure size is not a power of 2.
11640 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
11642 * doc/install.texi: Add doc for --enable-checking=df.
11644 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
11646 PR rtl-optimization/34808
11647 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
11649 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11651 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
11654 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11656 PR rtl-optimization/26854
11657 PR rtl-optimization/34400
11658 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
11660 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
11661 (df_rd_bb_info.expanded_lr_out): New.
11662 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
11663 * loop_iv.c (iv_analysis_loop_init): Ditto.
11664 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11665 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11666 Added code to allocate, initialize or free expanded_lr_out.
11667 (df_rd_bb_local_compute_process_def): Restructured to make
11668 more understandable.
11669 (df_rd_confluence_n): Add code to do nothing with fake edges and
11670 code to no apply invalidate_by_call sets if the sets are being trimmed.
11671 (df_lr_local_finalize): Renamed to df_lr_finalize.
11672 (df_live_local_finalize): Renamed to df_live_finalize.
11674 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11677 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
11678 deciding whether to use reciprocal instructions.
11680 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
11682 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
11683 dwarf2out_note_section_used if cold_text_section is NULL.
11685 2008-01-19 Jakub Jelinek <jakub@redhat.com>
11687 PR gcov-profile/34610
11688 * tree-cfg.c (make_edges): Mark both outgoing edges from
11689 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
11690 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
11691 from OMP_FOR and OMP_CONTINUE outgoing edges.
11693 * tree-profile.c (tree_profiling): Return early if
11694 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
11696 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
11697 from cfun to child_cfun.
11698 * function.h (struct function): Add after_tree_profile bit.
11700 2008-01-19 Anatoly Sokolov <aesok@post.ru>
11702 * config/avr/avr.S (_exit): Disable interrupt.
11704 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
11705 Steven Bosscher <stevenb.gcc@gmail.com>
11707 PR rtl-optimization/26854
11708 PR rtl-optimization/34400
11709 * df-problems.c (df_live_scratch): New scratch bitmap.
11710 (df_live_alloc): Allocate df_live_scratch when doing df_live.
11711 (df_live_reset): Clear the proper bitmaps.
11712 (df_live_bb_local_compute): Only process the artificial defs once
11713 since the order is not important.
11714 (df_live_init): Init the df_live sets only with the variables
11715 found live by df_lr.
11716 (df_live_transfer_function): Use the df_lr sets to prune the
11717 df_live sets as they are being computed.
11718 (df_live_free): Free df_live_scratch.
11720 2008-01-18 Ian Lance Taylor <iant@google.com>
11722 * common.opt: Add fmerge-debug-strings.
11723 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
11724 flag_merge_debug_strings rather than flag_merge_constants.
11725 * doc/invoke.texi (Option Summary): Mention
11726 -fmerge-debug-strings.
11727 (Debugging Options): Document -fmerge-debug-strings.
11729 2008-01-18 Ian Lance Taylor <iant@google.com>
11732 * tree.h (DECL_IS_OPERATOR_NEW): Define.
11733 (struct tree_function_decl): Add new field operator_new_flag.
11734 * tree-inline.c (expand_call_inline): When inlining a call to
11735 operator new, force the return value to go into a variable, and
11736 set DECL_NO_TBAA_P on that variable.
11737 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
11739 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
11742 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
11743 DWARF2_DEBUGGING_INFO.
11744 (dwarf2out_note_section_used): Ditto. Add prototype.
11745 (have_multiple_function_sections, text_section_used,
11746 cold_text_section_used, *cold_text_sections): Move declarations
11749 2008-01-17 Bob Wilson <bob.wilson@acm.org>
11751 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
11752 field and add signal_ra.
11753 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
11754 assignments to frame state pc. Move end of stack check after
11755 MD_FALLBACK_FRAME_STATE_FOR.
11756 (uw_update_context_1): Use frame state signal_regs if set, instead
11757 of checking signal_frame flag.
11758 (uw_update_context): Use frame state signal_ra if set.
11759 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
11760 * config/xtensa/linux-unwind.h: New file.
11762 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
11764 * modulo-sched.c (get_sched_window): Fix comment typo.
11766 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
11768 PR tree-optimization/34648
11769 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
11771 2008-01-17 Anatoly Sokolov <aesok@post.ru>
11773 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
11774 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
11776 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
11778 PR rtl-optimization/34400
11779 * df-core.c (df_worklist_dataflow_overeager,
11780 df_worklist_dataflow_doublequeue): New functions.
11781 (df_worklist_dataflow): Two different worklist solvers.
11782 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
11785 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11788 * doc/invoke.texi: Document the dependence on pthread for fopenmp
11789 and ftree-parallelize-loops.
11791 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
11793 PR rtl-optimization/34826
11794 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
11796 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
11798 * global.c (find_reg): Mark the eh regs as used if necessary.
11799 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
11800 * ra.h (struct allocno): no_eh_reg field added. Changed
11801 no_stack_reg type to bitfield.
11803 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
11805 * tree.c (substitute_in_expr): Add missing 'break'.
11807 2008-01-17 Richard Guenther <rguenther@suse.de>
11809 PR tree-optimization/34825
11810 * tree-ssa-math-opts.c (is_division_by): Do not recognize
11811 x / x as division to handle.
11813 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11815 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
11816 "-pthread" is specified.
11817 * pa-hpux11.h (LIB_SPEC): Likewise.
11819 2008-01-16 Janis Johnson <janis187@us.ibm.com>
11820 Peter Bergner <bergner@vnet.ibm.com>
11822 PR rtl-optimization/33796
11823 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
11825 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11827 PR libgfortran/34699
11828 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
11830 * pa-hpux10.h (LINK_SPEC): Likewise.
11831 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
11833 2008-01-16 Richard Guenther <rguenther@suse.de>
11835 PR middle-end/32628
11836 * fold-const.c (fold_convert_const_int_from_int): Do not
11837 set overflow if that occured only because of a sign extension
11838 change when converting from/to a sizetype with the same
11839 precision and signedness.
11841 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
11844 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
11845 location address to the correct place. Update copyright year.
11847 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11849 * lambda-code.c (lambda_transform_legal_p): Handle the case of
11850 no dependences in the dependence_relations vector.
11852 2008-01-16 Jan Hubicka <jh@suse.cz>
11854 PR rtl-optimization/31396
11855 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
11856 * cfg.c (dump_reg_info): Print it.
11857 * regs.h (struct reg_info_t): add freq_calls_crossed.
11858 (REG_FREQ_CALLS_CROSSED): New macro.
11859 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
11860 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
11861 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
11862 regmove_optimize): Update call crossed frequencies.
11863 * local-alloc.c (struct qty): Add freq_calls_crossed.
11864 (alloc_qty): Copute freq_calls_crossed.
11865 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
11866 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
11867 * ra.h (struct allocno): Add freq_calls_crossed.
11869 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11871 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
11872 libgomp when compiling with ftree-parallelize-loops.
11873 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
11875 2008-01-16 Richard Guenther <rguenther@suse.de>
11877 PR tree-optimization/34769
11878 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
11879 * tree.c (int_cst_value): Instead make this function more
11880 permissive in what it accepts as valid input. Document this
11881 function always sign-extends the value.
11883 2008-01-16 Jakub Jelinek <jakub@redhat.com>
11884 Richard Guenther <rguenther@suse.de>
11887 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
11888 (gimple_fold_indirect_ref_rhs): ... this.
11889 (gimple_fold_indirect_ref): New function with foldings
11890 that preserve lvalueness.
11891 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
11892 * tree-flow.h (gimple_fold_indirect_ref): Declare.
11893 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
11894 to fold an INDIRECT_REF, fall back to the old use of
11895 fold_indirect_ref_1.
11897 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11899 * tree-data-ref.c (subscript_dependence_tester_1): Call
11900 free_conflict_function.
11901 (compute_self_dependence): Same.
11903 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
11906 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
11907 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
11909 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
11910 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
11911 for DWARF2_UNWIND_INFO targets.
11913 2008-01-16 Richard Guenther <rguenther@suse.de>
11916 * c-typeck.c (common_pointer_type): Do not merge inconsistent
11917 type qualifiers for function types.
11919 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
11921 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
11922 loop_iterator li from previous commit.
11924 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
11926 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
11928 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
11930 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
11931 (parallelize_loops): Don't parallelize irreducible components.
11933 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11936 * c-opts (c_common_post_options): Do not enable CPP
11937 flag_pedantic_errors by default.
11939 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
11941 PR rtl-optimization/31944
11942 * cse.c (remove_pseudo_from_table): New function.
11943 (merge_equiv_classes): Use above function to remove pseudo-registers.
11944 (invalidate): Likewise.
11946 2008-01-13 Richard Guenther <rguenther@suse.de>
11948 PR middle-end/34601
11949 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
11950 instead of TYPE_MODE to deal with calls from expand_one_error_var.
11952 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
11954 * gcse.c (cprop_jump): Call validate_unshare_change instead of
11955 validate_change to unshare the source of the PC set.
11957 2008-01-12 Jan Hubicka <jh@suse.cz>
11959 PR middle-end/32135
11960 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
11961 references above array bounds. This might trigger bounds checks for
11962 pointers to arrays.
11964 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
11966 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
11967 new_replaceable_dependencies.
11969 2008-01-12 Doug Kwan <dougkwan@google.com>
11971 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
11972 instead of OPT_Wreturn_type in warning due to ignored return type
11974 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
11975 options included in -Wextra.
11976 * c.opt: New option -Wignored_qualifiers.
11977 * doc/invoke.texi (Warning Options, -Wextra): Add new option
11978 -Wignore_qualifiers.
11979 (-Wignored-qualifiers): Document.
11980 (-Wreturn-type): Remove description of functionality now handled
11981 by -Wignored-qualifiers.
11983 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
11986 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
11987 NOP_EXPR if it is between integral types with the same precision.
11989 2008-01-12 Jan Hubicka <jh@suse.cz>
11992 * invoke.texi (max-inline-recursive-depth): Fix default value.
11994 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
11996 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
11999 2008-01-11 Bob Wilson <bob.wilson@acm.org>
12001 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
12003 2008-01-11 James E. Wilson <wilson@specifix.com>
12006 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
12008 2008-01-11 Anatoly Sokolov <aesok@post.ru>
12010 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
12011 save/restore frame pointer register and don't use 'call-prologues'
12012 optimization in function with "OS_task" attribute.
12014 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
12016 PR middle-end/31309
12017 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
12018 when copying to memory.
12020 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
12022 PR rtl-optimization/30905
12023 * cfgcleanup.c: Include dce.h
12024 (crossjumps_occured): New global variable.
12025 (try_crossjump_bb): Exit loop after finding a fallthru edge.
12026 If something changed, set crossjumps_occured to true.
12027 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
12028 Don't add/remove fake edges to exit here...
12029 (cleanup_cfg): ...but do it here, when crossjumping.
12030 Run a fast DCE when successful crossjumps occured in the latest
12031 iteration of try_optimize_cfg.
12033 2008-01-11 Richard Guenther <rguenther@suse.de>
12035 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
12036 (struct vn_unary_op_s): Likewise.
12037 (vn_reference_insert): Free old reference on hash collision.
12039 2008-01-10 Raksit Ashok <raksit@google.com>
12041 PR rtl-optimization/27971
12042 * combine.c (find_split_point): Split PLUS expressions which are
12043 inside a MEM rtx, and whose first operand is complex.
12045 2008-01-10 DJ Delorie <dj@redhat.com>
12047 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
12048 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
12049 (m32c_hard_regno_ok): Call the underlying function.
12051 2008-01-10 Richard Guenther <rguenther@suse.de>
12053 PR middle-end/34683
12054 * tree-cfg.c (tree_merge_blocks): Do not go through the
12055 full-blown folding and stmt updating path if we just deal
12056 with virtual operands.
12057 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
12058 test for abnormal SSA_NAMEs.
12060 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
12062 PR middle-end/34641
12063 * reload.c (push_reload): Add assertions. All constants from
12064 reg_equiv_constant should have been used for replacing the respective
12066 (find_reloads_address): Invoke find_reloads_address_part for
12067 constant taken from the reg_equiv_constant array.
12069 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
12071 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
12072 field (valnum) the first in the struct. Replace bools with
12075 2008-01-10 Richard Guenther <rguenther@suse.de>
12077 PR tree-optimization/34651
12078 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
12079 types and ordering for masking and converting.
12081 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
12083 PR tree-optimization/34017
12084 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
12085 also for PHI_NODE expressions.
12087 2008-01-09 Jan Hubicka <jh@suse.cz>
12089 PR tree-optimization/34708
12090 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
12091 based on number of case labels.
12092 (init_inline_once): Remove switch_cost.
12093 * tree-inline.h (eni_weights_d): Remove switch_cost.
12095 2008-01-09 Richard Guenther <rguenther@suse.de>
12096 Andrew Pinski <andrew_pinski@playstation.sony.com>
12098 PR middle-end/30132
12099 * gimplify.c (gimplify_cond_expr): Do not create an addressable
12100 temporary if an rvalue is ok or an lvalue is not required.
12102 2008-01-09 Richard Guenther <rguenther@suse.de>
12104 PR middle-end/34458
12105 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
12106 adjust return type.
12108 2008-01-09 Richard Guenther <rguenther@suse.de>
12110 PR middle-end/34679
12111 * tree.c (host_integerp): Check for sizetype only if the
12112 type is an integer type.
12114 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
12117 * opts.c (decode_options): Disable inlining of functions called
12118 once if not in unit-at-a-time mode.
12120 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
12122 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
12124 2008-01-08 Richard Guenther <rguenther@suse.de>
12126 PR middle-end/31863
12127 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
12128 out early if the result will be unused.
12130 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
12135 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12136 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
12139 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
12141 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
12142 for vectorization tuned.
12144 2008-01-08 Richard Guenther <rguenther@suse.de>
12146 PR tree-optimization/34683
12147 * tree-ssa-operands.c (operand_build_cmp): Export.
12148 * tree-ssa-operands.h (operand_build_cmp): Declare.
12149 * tree-vn.c (vuses_compare): Remove.
12150 (sort_vuses): Use operand_build_cmp.
12151 (sort_vuses_heap): Likewise.
12152 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
12153 to re-use old VEC if available. Do not sort already sorted VUSEs.
12154 (vdefs_to_vec): Do not sort already sorted VDEFs.
12156 2008-01-08 Jakub Jelinek <jakub@redhat.com>
12158 PR middle-end/34694
12159 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
12161 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
12164 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
12165 limitations of reciprocal sequences on x86 targets.
12167 2008-01-08 Richard Guenther <rguenther@suse.de>
12169 PR tree-optimization/34683
12170 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
12172 2008-01-07 Jakub Jelinek <jakub@redhat.com>
12175 * config/darwin.c (darwin_mergeable_string_section): Don't use
12176 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
12178 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
12181 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
12182 negxf2. Macroize expander using X87MODEF mode iterator. Change
12183 predicates of op0 and op1 to register_operand.
12184 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
12185 expander using X87MODEF mode iterator. Change predicates of
12186 op0 and op1 to register_operand.
12187 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
12188 corresponding patterns and macroize using MODEF macro. Change
12189 predicates of op0 and op1 to register_operand and remove
12190 "m" constraint. Disparage "r" alternative with "!".
12191 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
12192 macroize using X87MODEF macro. Change predicates of op0 and op1
12193 to register_operand and remove "m" constraint. Disparage "r"
12194 alternative with "!".
12195 (absneg splitter with memory operands): Remove.
12196 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
12197 patterns and macroize using X87MODEF mode iterator.
12198 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
12199 Change predicate of op1 to register_operand.
12200 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
12201 for memory operands.
12203 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
12205 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
12207 2008-01-07 Richard Guenther <rguenther@suse.de>
12209 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
12212 2008-01-07 Richard Guenther <rguenther@suse.de>
12214 PR tree-optimization/34683
12215 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
12216 VOPs of the needed size to save memory. Use VEC_quick_push
12217 to save compile-time.
12218 (vdefs_to_vec): Likewise.
12220 2008-01-07 Sa Liu <saliu@de.ibm.com>
12222 * config/spu/spu.md (divdf3): Genetate inline code for double
12223 division. The implementation doesn't handle INF or NAN, therefore it
12224 only applies when -ffinite-math-only is given.
12226 2008-01-06 Paolo Carlini <pcarlini@suse.de>
12229 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
12230 * doc/cpp.texi ([Common Predefined Macros]): Document.
12232 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
12234 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
12235 order to use commutative addition instead of subtraction.
12237 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
12238 Mircea Namolaru <namolaru@il.ibm.com>
12239 Vladimir Yanovsky <yanov@il.ibm.com>
12240 Revital Eres <eres@il.ibm.com>
12242 PR tree-optimization/34263
12243 * tree-outof-ssa.c (process_single_block_loop_latch,
12244 contains_tree_r): New functions.
12245 (analyze_edges_for_bb): Call process_single_block_loop_latch
12246 function to empty single-basic-block latch block if possible.
12248 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12250 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
12252 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
12254 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
12256 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
12258 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
12260 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
12262 2008-01-05 Jakub Jelinek <jakub@redhat.com>
12264 PR tree-optimization/34618
12265 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
12268 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12271 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
12272 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
12273 Update copyright year.
12275 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
12276 Update copyright year.
12277 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
12280 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
12282 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
12283 edge does not point to current bb before changing need_assert.
12285 2008-01-04 Richard Guenther <rguenther@suse.de>
12287 PR middle-end/34029
12288 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
12289 for verifying purposes if they are is_gimple_min_invariant.
12291 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
12293 PR tree-optimization/34448
12294 PR tree-optimization/34465
12295 * gimplify.c (gimplify_init_constructor): Add new parameter
12296 notify_temp_creation. Use it.
12297 (gimplify_modify_expr_rhs): Take volatiles into account when
12298 optimizing constructors.
12299 Do not optimize constructors if gimplify_init_constructor will dump to
12301 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
12302 * gcc.c-torture/compile/pr34448.c: New.
12304 2008-01-04 Jakub Jelinek <jakub@redhat.com>
12306 PR gcov-profile/34609
12307 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
12308 return_slot if result is TREE_ADDRESSABLE.
12310 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
12312 * config/mips/mips.md (sqrt_condition): Tweak comment.
12313 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
12315 2008-01-03 Tom Tromey <tromey@redhat.com>
12318 * c-common.c (c_type_hash): Handle VLAs.
12320 2008-01-03 Jan Hubicka <jh@suse.cz>
12322 PR tree-optimization/31081
12323 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
12324 0 when inlining and not inlining to first basic block.
12325 (remap_decl): When var is initialized to 0, don't set default_def.
12326 (expand_call_inline): Set entry_bb.
12327 * tree-inline.h (copy_body_data): Add entry_bb.
12329 2008-01-03 Jakub Jelinek <jakub@redhat.com>
12332 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
12335 PR tree-optimization/29484
12336 * tree-inline.c (inline_forbidden_p_2): New function.
12337 (inline_forbidden_p): Disallow inlining if some static var
12338 has an address of a local LABEL_DECL in its initializer.
12339 * doc/extend.texi (Labels as Values): Document &&foo behaviour
12342 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
12344 PR tree-optimization/34635
12345 * tree-data-ref.c (add_other_self_distances): Make sure that the
12346 evolution step is constant.
12348 2008-01-03 Jakub Jelinek <jakub@redhat.com>
12350 PR middle-end/34608
12351 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
12353 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
12355 * tree-sra.c (scalarize_init): Insert the generate_element_init
12356 statements after the generate_element_zero statements.
12358 2008-01-02 Richard Guenther <rguenther@suse.de>
12360 PR middle-end/34093
12361 PR middle-end/31976
12362 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
12363 for very large number of operands instead of ICEing.
12365 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
12368 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
12369 while stack probing.
12371 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
12373 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
12376 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
12378 PR libmudflap/26442
12379 * tree-mudflap.c (mx_register_decls): Guard warning by
12380 !DECL_ARTIFICIAL check.
12382 2008-01-01 Jakub Jelinek <jakub@redhat.com>
12384 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
12385 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
12386 sse5_perm<mode>): Fix constraints.