1 2008-06-14 Joseph Myers <joseph@codesourcery.com>
3 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
4 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
5 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
6 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
7 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
8 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
9 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
10 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
11 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
12 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
13 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
14 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
15 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
16 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
17 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
18 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
19 Remove use_fixproto=yes.
20 (ia64*-*-hpux*): Remove comment about using fixproto.
21 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
23 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
27 * configure: Regenerate.
29 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
32 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
35 2008-06-13 Jakub Jelinek <jakub@redhat.com>
38 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
39 nested inline functions.
40 (start_decl, start_function): Don't invert DECL_EXTERNAL
41 for nested inline functions.
43 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
45 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
46 splits that must be made for correctness.
48 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
50 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
51 (AVAIL_NON_MIPS16): Likewise.
52 (mips_builtin_description): Replace target_flags with a predicate.
53 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
54 (dspr2_32): New availability predicates.
55 (MIPS_BUILTIN): New macro.
56 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
57 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
58 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
59 Replace the TARGET_FLAGS parameters with AVAIL parameters.
60 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
61 (mips_dsp_32only_bdesc): Merge into...
62 (mips_builtins): ...this new array.
63 (mips_bdesc_map, mips_bdesc_arrays): Delete.
64 (mips_init_builtins): Update after above changes.
65 (mips_expand_builtin_1): Merge into...
66 (mips_expand_builtin): ...here and update after above changes.
68 2008-06-12 Paul Brook <paul@codesourcery.com>
70 * longlong.h (__arm__): Define count_leading_zeros.
71 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
72 (clzsi2, clzdi2): New functions.
73 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
74 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
75 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
76 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
77 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
78 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
79 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
80 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
81 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
82 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
84 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
86 * config/m68k/m68k.c (m68k_tune_flags): New.
87 (override_options): Compute m68k_tune_flags.
88 (MULL_COST, MULW_COST): Update for various variants of CFV2.
89 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
91 2008-06-12 Jakub Jelinek <jakub@redhat.com>
94 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus
97 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
99 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
100 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
102 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
104 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
105 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
107 2008-06-12 Jakub Jelinek <jakub@redhat.com>
110 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
113 2008-06-12 Richard Guenther <rguenther@suse.de>
115 PR tree-optimization/36345
116 * tree-flow.h (struct ptr_info_def): Align escape_mask,
117 add memory_tag_needed flag.
118 (may_alias_p): Declare.
119 * tree-ssa-alias.c (may_alias_p): Export.
120 (set_initial_properties): Use memory_tag_needed flag.
121 (update_reference_counts): Likewise.
122 (reset_alias_info): Reset memory_tag_needed flag.
123 (create_name_tags): Check memory_tag_needed flag.
124 (dump_points_to_info_for): Dump it.
125 * tree-ssa-structalias.c (struct variable_info): Remove
126 directly_dereferenced flag.
127 (new_var_info): Do not initialize it.
128 (process_constraint_1): Do not set it.
129 (update_alias_info): Set is_dereferenced flag.
130 (set_uids_in_ptset): Use may_alias_p.
131 (set_used_smts): Check memory_tag_needed flag.
132 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
133 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
134 memory_tag_needed flag.
135 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
138 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
140 * config/i386/i386.c (ix86_compute_frame_layout): Disable red zone for
142 (ix86_expand_prologue): Likewise.
143 (ix86_force_to_memory): Likewise.
144 (ix86_free_from_memory): Likewise.
146 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
149 * config/rs6000/rs6000.c (rs6000_override_options): Set
150 rs6000_isel conditionally to the absence of comand line
152 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
153 Remove duplicate rs6000_isel setting.
154 * config/rs6000/eabispe.h: Ditto.
156 2008-06-11 Richard Guenther <rguenther@suse.de>
158 * alias.c (get_alias_set): Use the element alias-set for arrays.
159 (record_component_aliases): For arrays and vectors do nothing.
160 * c-common.c (strict_aliasing_warning): Handle the cases
161 of alias set zero explicitly.
162 * Makefile.in (dfp.o-warn): Add -Wno-error.
164 2008-06-11 Joseph Myers <joseph@codesourcery.com>
166 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
168 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
169 tune_32 tune_64 to supported_defaults. Allow values not
170 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
171 x86_64. Do not override cpu_32 or cpu_64 values from target name.
172 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
173 with_cpu_64 to generic for 64-bit-supporting configurations, not
174 with_cpu. Remove FIXMEs.
175 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
176 --with-arch-64, --with-tune-32, --with-tune-64): Document.
177 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
178 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
181 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
182 Olivier Hainque <hainque@adacore.com>
184 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
185 Use DECL_SIZE_UNIT to retrieve the size of the field.
187 2008-06-11 Joseph Myers <joseph@codesourcery.com>
189 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
190 with function calls after declarations. Lay out
191 neon_float_type_node before further use.
193 2008-06-11 Richard Guenther <rguenther@suse.de>
195 * tree-flow.h (may_point_to_global_var): Declare.
196 * tree-ssa-alias.c (may_point_to_global_var): New function.
197 * tree-ssa-sink.c (is_hidden_global_store): Use it.
199 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
201 * configure.ac: Teach that fido supports .debug_line.
202 * configure: Regenerate.
204 2008-06-10 Tom Tromey <tromey@redhat.com>
206 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
209 2008-06-10 Joseph Myers <joseph@codesourcery.com>
211 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
212 (encode_decimal64, decode_decimal64, encode_decimal128,
213 decode_decimal128): Reverse order of 32-bit parts of value if host
214 and target endianness differ.
216 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
217 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
219 (tree_mod_pow2_value_transform): Likewise.
220 (tree_ic_transform): Likewise.
221 (tree_stringops_transform): Likewise.
222 (tree_mod_subtract_transform): Likewise.
223 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
224 (copy_edges_for_bb): Likewise.
225 (initialize_cfun): Likewise.
227 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
229 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
230 nonmemory_operand. Add "N" operand constraint.
232 (*jcc_btdi_mask_rex64): New instruction and split pattern.
233 (*jcc_btsi_mask): Ditto.
234 (*jcc_btsi_mask_1): Ditto.
236 2008-06-10 Joseph Myers <joseph@codesourcery.com>
238 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
239 TYPE_CANONICAL for copied element type.
241 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
244 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
245 Add m_CORE2 and m_GENERIC.
246 * config/i386/predicates.md (bt_comparison_operator): New predicate.
247 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
249 (*jcc_btdi_rex64): New instruction and split pattern.
251 (*jcc_btsi_1): Ditto.
252 (*btsq): Fix Intel asm dialect operand order.
256 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
259 * simplify-rtx.c (simplify_subreg): Add check for shift count
262 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
264 * doc/md.texi: Synchronize with later constraints.md change.
265 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
266 with a C implementation.
267 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
269 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
270 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
271 when moving to and from MD_REGNUM.
272 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
273 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
274 Handle byte and halfword moves.
275 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
277 * config/mips/constraints.md (h): Turn into NO_REGS.
278 (l, x): Update documentation.
279 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
280 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
281 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
282 (HILO): New mode iterator.
284 (any_div): New code iterator.
285 (u): Extend code attribute to div and udiv.
286 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
287 d_operand in the splitters. Remove redundant CONST_INT checks.
288 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
289 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
290 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
291 accordingly, using normal moves instead of unspecs to move LO into
292 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
293 (<u>mulsidi3): Handle expansion in C code.
294 (<u>mulsidi3_32bit_internal): Rename to...
295 (<u>mulsidi3_32bit): ...this.
296 (<u>mulsidi3_32bit_r4000): Fix insn separator.
297 (*<u>mulsidi3_64bit): Rename to...
298 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
299 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
300 to set LO and HI to the multiplication result. Use a normal move
301 for MFLO and an unspec for MFHI.
302 (*<u>mulsidi3_64bit_parts): Replace with...
303 (<u>mulsidi3_64bit_hilo): ...this new instruction.
304 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
305 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
306 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
307 instead of HI. Split the instruction into a separate multiplication
308 and MFHI if !TARGET_FIX_R4000.
309 (<su>muldi3_highpart): Likewise.
310 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
311 and the "=h" clobber.
312 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
313 (<u>mulditi3): New expander.
314 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
315 (madsi): Remove "=h" clobber.
316 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
317 Force the modulus result to be a GPR and split the instruction into
318 a division followed by an MFHI after reload.
319 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
320 (*lea_high64): Use d_operand in the define_peephole2. Likewise
321 the MIPS16 HIGH define_split.
322 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
323 of acc<->gpr moves to "multi".
324 (*movdi_64bit): Replace the single "x" alternative with
325 alternatives for moving into and out of "a".
326 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
327 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
328 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
329 Use d_operand in the splitters. Remove redundant CONST_INT checks.
330 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
331 (movti): New expander.
332 (*movti, *movti_mips16): New insns.
333 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
334 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
335 (mthi<GPR:mode>_<HILO:mode>): Likewise.
336 * config/mips/predicates.md (fpr_operand): Delete.
337 (d_operand): New predicate.
339 2008-06-09 Michael Meissner <michael.meissner@amd.com>
341 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
342 failure on some Bourne shells.
345 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
347 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
349 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
351 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
352 (sparc-sun-solaris2*): Likewise.
354 2008-06-09 Arnaud Charlet <charlet@adacore.com
356 * doc/install.texi: Update requirements to build the Ada compiler.
358 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
360 * df-scan.c (struct df_scan_problem_data): Remove the
361 mw_link_pool alloc pool.
362 (df_scan_free_internal): Don't free it.
363 (df_scan_alloc): Don't allocate it.
364 * df.h (struct df_link): Update comment.
366 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
368 * except.h: Correct checks for when SJLJ exceptions must be used.
370 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
372 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
375 2008-06-08 Joseph Myers <joseph@codesourcery.com>
377 PR tree-optimization/36218
378 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
379 configure for the build system.
380 (BUILD_LDFLAGS): Define.
381 * configure: Regenerate.
382 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
384 2008-07-08 Anatoly Sokolov <aesok@post.ru>
387 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
388 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
389 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
391 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
393 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
395 2008-06-07 Joseph Myers <joseph@codesourcery.com>
397 * config.gcc (Obsolete configurations): Remove list of
399 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
400 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
401 targets matched by those patterns.
402 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
403 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
404 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
405 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
406 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
407 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
408 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
409 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
410 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
411 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
412 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
413 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
414 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
415 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
416 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
417 Make code for Solaris 7 and greater unconditional for Solaris.
418 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
419 Remove --with-* handling.
420 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
421 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
422 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
423 LINK_OS_WINDISS_SPEC): Remove.
424 * config/rs6000/sysv4.opt (mwindiss): Remove.
425 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
426 * configure: Regenerate.
427 * doc/cpp.texi: Don't mention BeOS.
428 * doc/extend.texi (interrupt): Don't mention MS1.
429 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
430 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
431 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
432 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
433 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
435 * doc/invoke.texi (MT Options): Remove.
437 (CRIS Options): Remove cris-axis-aout references.
438 (HPPA Options): Don't mention hppa1.1-*-pro.
439 * doc/md.texi: (MorphoTech family): Remove.
440 * libgcc2.c: Don't handle UWIN.
441 * config/alpha/t-unicosmk: Remove.
442 * config/alpha/unicosmk.h: Remove.
443 * config/arm/kaos-arm.h: Remove.
444 * config/arm/kaos-strongarm.h: Remove.
445 * config/arm/strongarm-coff.h: Remove.
446 * config/arm/strongarm-elf.h: Remove.
447 * config/arm/strongarm-pe.h: Remove.
448 * config/arm/t-strongarm-pe: Remove.
449 * config/arm/t-xscale-coff: Remove.
450 * config/arm/t-xscale-elf: Remove.
451 * config/arm/xscale-coff.h: Remove.
452 * config/arm/xscale-elf.h: Remove.
453 * config/chorus.h: Remove.
454 * config/cris/aout.h: Remove.
455 * config/cris/aout.opt: Remove.
456 * config/cris/t-aout: Remove.
457 * config/i386/beos-elf.h: Remove.
458 * config/i386/kaos-i386.h: Remove.
459 * config/i386/ptx4-i.h: Remove.
460 * config/i386/sco5.h: Remove.
461 * config/i386/sco5.opt: Remove.
462 * config/i386/sysv4-cpp.h: Remove.
463 * config/i386/sysv5.h: Remove.
464 * config/i386/t-beos: Remove.
465 * config/i386/t-sco5: Remove.
466 * config/i386/t-uwin: Remove.
467 * config/i386/uwin.asm: Remove.
468 * config/i386/uwin.h: Remove.
469 * config/kaos.h: Remove.
470 * config/mips/windiss.h: Remove.
471 * config/mt: Remove directory.
472 * config/pa/pa-osf.h: Remove.
473 * config/pa/pa-pro-end.h: Remove.
474 * config/pa/t-pro: Remove.
475 * config/ptx4.h: Remove.
476 * config/rs6000/beos.h: Remove.
477 * config/rs6000/kaos-ppc.h: Remove.
478 * config/rs6000/t-beos: Remove.
479 * config/rs6000/windiss.h: Remove.
480 * config/sh/kaos-sh.h: Remove.
481 * config/sol2-6.h: Remove.
482 * config/sparc/sol26-sld.h: Remove.
483 * config/sparc/sysv4-only.h: Remove.
484 * config/vax/bsd.h: Remove.
485 * config/vax/t-memfuncs: Remove.
486 * config/vax/ultrix.h: Remove.
487 * config/vax/vaxv.h: Remove.
488 * config/windiss.h: Remove.
490 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
492 PR rtl-optimization/36438
493 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
494 for vector shifts with constant scalar shift operands.
496 2008-06-06 Sandip Matte <sandip@rmicorp.com>
498 * doc/invoke.texi: Document -march=xlr.
499 * config/mips/xlr.md: New file.
500 * config/mips/mips.md: Include it.
502 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
503 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
504 (mips_rtx_cost_data): Likewise.
506 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
508 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
509 PRE_INC and PRE_DEC cases.
511 2008-06-06 Jakub Jelinek <jakub@redhat.com>
513 PR rtl-optimization/36419
514 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
515 the emitting jump insn.
518 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
519 is not bool, boolify the whole *expr_p and convert to the desired type.
521 2008-06-06 Jakub Jelinek <jakub@redhat.com>
523 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
524 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
525 Add omp_private_outer_ref hook, add another argument to
526 omp_clause_default_ctor hook.
527 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
528 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
529 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
530 hook_tree_tree_tree_tree_null.
531 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
532 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
533 * hooks.c (hook_tree_tree_tree_tree_null): New function.
534 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
535 * tree.def (OMP_TASK): New tree code.
536 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
537 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
538 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
539 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
540 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
541 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
542 OMP_CLAUSE_COLLAPSE_EXPR): Define.
543 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
544 (OMP_DIRECTIVE_P): Add OMP_TASK.
545 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
546 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
547 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
548 and OMP_CLAUSE_UNTIED entries.
549 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
551 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
552 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
553 * tree-pretty-print.c (dump_omp_clause): Handle
554 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
555 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
556 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
557 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
558 warning about unsigned iterators. Change decl/init/cond/incr
559 arguments to TREE_VECs, check arguments for all collapsed loops.
560 (c_finish_omp_taskwait): New function.
561 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
563 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
564 default_function_array_conversion on init. Add par_clauses argument.
565 If decl is present in parallel's lastprivate clause, change it to
566 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
567 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
568 collapse count in clauses.
569 (c_parser_omp_for, c_parser_omp_parallel): Adjust
570 c_parser_omp_for_loop callers.
571 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
572 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
573 (c_parser_omp_clause_name): Handle collapse and untied clauses.
574 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
576 (c_parser_omp_clause_schedule): Handle schedule(auto).
577 Include correct location in the error message.
578 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
579 and PRAGMA_OMP_CLAUSE_UNTIED.
580 (OMP_TASK_CLAUSE_MASK): Define.
581 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
582 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
583 * tree-nested.c (convert_nonlocal_omp_clauses,
584 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
585 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
586 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
587 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
589 (conver_nonlocal_reference, convert_local_reference,
590 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
591 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
592 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
593 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
594 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
595 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
596 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
597 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
598 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
600 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
601 * c-common.h (c_finish_omp_taskwait): New prototype.
602 * gimple-low.c (lower_stmt): Handle OMP_TASK.
603 * tree-parloops.c (create_parallel_loop): Create 1 entry
604 vectors for OMP_FOR_{INIT,COND,INCR}.
605 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
606 (make_edges): Handle OMP_TASK.
607 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
608 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
609 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
610 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
611 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
612 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
613 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
614 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
615 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
616 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
617 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
618 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
619 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
620 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
621 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
622 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
623 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
624 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
625 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
626 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
627 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
628 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
629 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
630 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
631 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
632 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
633 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
634 original iterator is present in lastprivate clause or if
635 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
636 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
637 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
638 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
639 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
640 if it is set, lookup var in outer contexts too. Handle
641 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
642 to be implicitly determined firstprivate for task regions.
643 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
644 if it is set, lookup var in outer contexts too. Set
645 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
646 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
647 OMP_CLAUSE_UNTIED. Take region_type as last argument
648 instead of in_parallel and in_combined_parallel.
649 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
651 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
652 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
653 (new_omp_context): Set default_kind to
654 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
655 (omp_region_type): New enum.
656 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
657 fields, add region_type.
658 (new_omp_context): Take region_type as argument instead of is_parallel
659 and is_combined_parallel.
660 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
661 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
662 ctx->is_combined_parallel checks.
663 (gimplify_omp_task): New function.
664 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
666 * omp-low.c (extract_omp_for_data): Use schedule(static)
667 for schedule(auto). Handle pointer and unsigned iterators.
668 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
669 Add loops argument. Extract data for collapsed OMP_FOR loops.
670 (expand_parallel_call): Assert sched_kind isn't auto,
671 map runtime schedule to index 3.
672 (struct omp_for_data_loop): New type.
673 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
674 Add loop, loops, collapse and iter_type fields.
675 (workshare_safe_to_combine_p): Disallow combined for if
676 iter_type is unsigned long long. Don't combine collapse > 1 loops
677 unless all bounds and steps are constant. Adjust extract_omp_for_data
679 (expand_omp_for_generic): Handle pointer, unsigned and long long
680 iterators. Handle collapsed OMP_FOR loops. Adjust
681 for struct omp_for_data changes. If libgomp function doesn't return
682 boolean_type_node, add comparison of the return value with 0.
683 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
684 pointer, unsigned and long long iterators. Adjust for struct
685 omp_for_data changes.
686 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
687 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
688 unsigned long long. Allocate loops array, pass it to
689 extract_omp_for_data. For collapse > 1 loops use always
690 expand_omp_for_generic.
691 (omp_context): Add sfield_map and srecord_type fields.
692 (is_task_ctx, lookup_sfield): New functions.
693 (use_pointer_for_field): Use is_task_ctx helper. Change first
694 argument's type from const_tree to tree. Clarify comment.
695 In OMP_TASK disallow copy-in/out sharing.
696 (build_sender_ref): Call lookup_sfield instead of lookup_field.
697 (install_var_field): Add mask argument. Populate both record_type
698 and srecord_type if needed.
699 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
701 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
702 and DECL_FIELD_OFFSET.
703 (scan_sharing_clauses): Adjust install_var_field callers. For
704 firstprivate clauses on explicit tasks allocate the var by value in
705 record_type unconditionally, rather than by reference.
706 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
707 Use is_taskreg_ctx instead of is_parallel_ctx.
708 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
709 (create_omp_child_function_name): Add task_copy argument, use
710 *_omp_cpyfn* names if it is true.
711 (create_omp_child_function): Add task_copy argument, if true create
712 *_omp_cpyfn* helper function.
713 (scan_omp_parallel): Adjust create_omp_child_function callers.
714 Rename parallel_nesting_level to taskreg_nesting_level.
715 (scan_omp_task): New function.
716 (lower_rec_input_clauses): Don't run constructors for firstprivate
717 explicit task vars which are initialized by *_omp_cpyfn*.
718 Pass outer var ref to omp_clause_default_ctor hook if
719 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
720 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
721 OMP_CLAUSE_REDUCTION_INIT.
722 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
723 avoid duplicate setting of fields. Handle
724 OMP_CLAUSE_PRIVATE_OUTER_REF.
725 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
726 copy-out if TREE_READONLY, only copy-in.
727 (expand_task_copyfn): New function.
728 (expand_task_call): New function.
729 (struct omp_taskcopy_context): New type.
730 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
732 (lower_omp_parallel): Rename to...
733 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
734 Call create_task_copyfn if srecord_type is needed. Adjust
736 (task_shared_vars): New variable.
737 (check_omp_nesting_restrictions): Warn if work-sharing,
738 barrier, master or ordered region is closely nested inside OMP_TASK.
739 Add warnings for barrier if closely nested inside of work-sharing,
740 ordered, or master region.
741 (scan_omp_1): Call check_omp_nesting_restrictions even for
742 GOMP_barrier calls. Rename parallel_nesting_level to
743 taskreg_nesting_level. Handle OMP_TASK.
744 (lower_lastprivate_clauses): Even if some lastprivate is found on a
745 work-sharing construct, continue looking for them on parent parallel
747 (lower_omp_for_lastprivate): Add lastprivate clauses
748 to the beginning of dlist rather than end. Adjust for struct
749 omp_for_data changes.
750 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
751 not after it. Handle collapsed OMP_FOR loops, adjust for
752 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
753 (get_ws_args_for): Adjust extract_omp_for_data caller.
754 (scan_omp_for): Handle collapsed OMP_FOR
755 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
756 (lower_omp_single_simple): If libgomp function doesn't return
757 boolean_type_node, add comparison of the return value with 0.
758 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
759 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
760 (parallel_nesting_level): Rename to...
761 (taskreg_nesting_level): ... this.
762 (is_taskreg_ctx): New function.
763 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
765 (execute_lower_omp): Rename parallel_nesting_level to
766 taskreg_nesting_level.
767 (expand_omp_parallel): Rename to...
768 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
769 Call omp_task_call for OMP_TASK regions.
770 (expand_omp): Adjust caller, handle OMP_TASK.
771 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
773 * bitmap.c (bitmap_default_obstack_depth): New variable.
774 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
775 if argument is NULL and bitmap_default_obstack is already initialized.
776 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
778 * matrix-reorg.c (matrix_reorg): Likewise.
780 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
782 * config/i386/i386.md (*indirect_jump): Macroize using P
783 mode iterator. Remove !TARGET_64BIT from insn constraints.
784 (*tablejump_1): Ditto.
785 (*indirect_jump_rex64): Remove insn pattern.
786 (*tablejump_1_rex64): Ditto.
787 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
788 and eh_return_si insn patterns.
790 2008-06-06 Richard Guenther <rguenther@suse.de>
792 * tree-ssa-structalias.c (merge_smts_into): Remove.
793 (find_what_p_points_to): Do not bother to compute the
794 points-to set for pt_anything pointers.
795 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
796 for pt_anything pointers is ok.
798 2008-06-06 Jan Hubicka <jh@suse.cz>
800 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
802 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
804 * cgraph.c: Fix typos in comments.
805 (cgraph_availability_names): Fix string typo.
806 * fold-const.c: Fix typos in comments.
807 (fold_binary): Fix typo in warning.
808 * genautomata.c: Fix typos in comments.
809 (check_presence_pattern_sets): Fix typo in local variable.
810 (output_description): Fix typo in output.
811 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
813 * matrix-reorg.c (check_allocation_function): Likewise.
814 * omega.c (smooth_weird_equations): Likewise.
815 * auto-inc-dec.c: Fix typos in comments.
816 * bb-reorder.c: Likewise.
817 * builtins.c: Likewise.
818 * c-common.c: Likewise.
819 * c-cppbuiltin.c: Likewise.
820 * c-parser.c: Likewise.
821 * c-pretty-print.c: Likewise.
822 * cfgcleanup.c: Likewise.
823 * cfgexpand.c: Likewise.
824 * cfghooks.c: Likewise.
825 * cfglayout.c: Likewise.
826 * cfgloopmanip.c: Likewise.
827 * cgraphunit.c: Likewise.
828 * coverage.c: Likewise.
829 * dbxout.c: Likewise.
830 * df-byte-scan.c: Likewise.
831 * df-core.c: Likewise.
832 * df-problems.c: Likewise.
833 * df-scan.c: Likewise.
835 * dominance.c: Likewise.
836 * domwalk.c: Likewise.
838 * dwarf2out.c: Likewise.
839 * emit-rtl.c: Likewise.
840 * et-forest.c: Likewise.
841 * function.c: Likewise.
842 * function.h: Likewise.
844 * gcov-io.c: Likewise.
847 * genattrtab.c: Likewise.
848 * ggc-page.c: Likewise.
849 * gimplify.c: Likewise.
850 * gthr-lynx.h: Likewise.
851 * haifa-sched.c: Likewise.
852 * ipa-cp.c: Likewise.
853 * ipa-inline.c: Likewise.
854 * ipa-prop.h: Likewise.
855 * ipa-pure-const.c: Likewise.
856 * ipa-struct-reorg.c: Likewise.
857 * ipa-struct-reorg.h: Likewise.
858 * ipa-type-escape.c: Likewise.
860 * loop-doloop.c: Likewise.
861 * mips-tfile.c: Likewise.
862 * mkmap-flat.awk: Likewise.
863 * mkmap-symver.awk: Likewise.
864 * modulo-sched.c: Likewise.
865 * omp-low.c: Likewise.
866 * optabs.c: Likewise.
867 * optabs.h: Likewise.
869 * passes.c: Likewise.
870 * postreload-gcse.c: Likewise.
871 * postreload.c: Likewise.
872 * predict.c: Likewise.
873 * pretty-print.h: Likewise.
874 * profile.c: Likewise.
875 * protoize.c: Likewise.
876 * ra-conflict.c: Likewise.
879 * regclass.c: Likewise.
881 * reload.c: Likewise.
882 * rtl-error.c: Likewise.
883 * rtlanal.c: Likewise.
885 * sched-rgn.c: Likewise.
888 * target.h: Likewise.
889 * tree-dfa.c: Likewise.
890 * tree-eh.c: Likewise.
891 * tree-flow-inline.h: Likewise.
892 * tree-inline.c: Likewise.
893 * tree-into-ssa.c: Likewise.
894 * tree-loop-distribution.c: Likewise.
895 * tree-nested.c: Likewise.
896 * tree-parloops.c: Likewise.
897 * tree-pass.h: Likewise.
898 * tree-pretty-print.c: Likewise.
899 * tree-profile.c: Likewise.
900 * tree-scalar-evolution.c: Likewise.
901 * tree-sra.c: Likewise.
902 * tree-ssa-alias-warnings.c: Likewise.
903 * tree-ssa-ccp.c: Likewise.
904 * tree-ssa-coalesce.c: Likewise.
905 * tree-ssa-dom.c: Likewise.
906 * tree-ssa-dse.c: Likewise.
907 * tree-ssa-forwprop.c: Likewise.
908 * tree-ssa-live.c: Likewise.
909 * tree-ssa-live.h: Likewise.
910 * tree-ssa-loop-im.c: Likewise.
911 * tree-ssa-loop-ivopts.c: Likewise.
912 * tree-ssa-loop-niter.c: Likewise.
913 * tree-ssa-loop-prefetch.c: Likewise.
914 * tree-ssa-phiopt.c: Likewise.
915 * tree-ssa-phiprop.c: Likewise.
916 * tree-ssa-sccvn.c: Likewise.
917 * tree-ssa-ter.c: Likewise.
918 * tree-ssa-threadupdate.c: Likewise.
919 * tree-ssa.c: Likewise.
920 * tree-vect-analyze.c: Likewise.
921 * tree-vect-transform.c: Likewise.
922 * tree-vectorizer.c: Likewise.
923 * tree-vn.c: Likewise.
924 * tree-vrp.c: Likewise.
926 * tree.def: Likewise.
928 * unwind-dw2-fde.c: Likewise.
929 * unwind.inc: Likewise.
930 * value-prof.c: Likewise.
931 * vmsdbgout.c: Likewise.
933 2008-06-05 David Edelsohn <edelsohn@gnu.org>
935 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
936 always place FP constants in the TOC for TARGET_POWERPC64.
937 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
939 2008-06-05 Joseph Myers <joseph@codesourcery.com>
941 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
942 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
943 enable for TARGET_E500_DOUBLE.
944 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
945 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
946 floating-point modes like integer modes for E500 double.
947 (rs6000_legitimate_offset_address_p): Likewise.
948 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
949 addressing for DDmode for E500 double.
950 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
951 modes as using 64-bits of registers for E500 double.
952 (spe_build_register_parallel): Do not handle DDmode or TDmode.
953 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
954 specially for E500 double.
955 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
956 TDmode for E500 double.
957 (rs6000_gimplify_va_arg): Only handle SDmode in registers
958 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
959 (rs6000_split_multireg_move): Do not handle TDmode specially for
961 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
962 using 64-bit registers for E500 double.
963 (emit_frame_save): Do not handle DDmode specially for E500 double.
964 (gen_frame_mem_offset): Likewise.
965 (rs6000_function_value): Do not call spe_build_register_parallel
966 for DDmode or TDmode.
967 (rs6000_libcall_value): Likewise.
968 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
969 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
972 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
974 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
977 2008-06-04 Junjie Gu <jgu@tensilica.com>
979 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
980 comparison for frame pointers.
982 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
985 * config/avr/avr.h (PUSH_ROUNDING): Remove.
987 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
990 * builtins.c (expand_builtin_signbit): Don't take lowpart when
991 register is already smaller or equal to required mode.
993 2008-06-04 Xinliang David Li <davidxl@google.com>
995 * tree-call-cdce.c: New file.
996 (cond_dead_built_in_calls): New static variable.
997 (input_domain): New struct.
998 (check_pow): New function.
999 (check_builtin_call): Ditto.
1000 (check_target_format): Ditto.
1001 (is_call_dce_candidate): Ditto.
1002 (gen_one_condition): Ditto.
1003 (gen_conditions_for_domain): Ditto.
1004 (get_domain): Ditto.
1005 (gen_conditions_for_pow_cst_base): Ditto.
1006 (gen_conditions_for_pow_int_base): Ditto.
1007 (gen_conditions_for_pow): Ditto.
1008 (get_no_error_domain): Ditto.
1009 (gen_shrink_wrap_conditions): Ditto.
1010 (shrink_wrap_one_built_in_call): Ditto.
1011 (shink_wrap_conditional_dead_built_in_calls): Ditto.
1012 (tree_call_cdce): Ditto.
1013 (gate_call_cdce): Ditto.
1014 (pass_call_cdce): New gimple pass.
1015 * passes.c: (init_optimization_passes): New pass.
1016 * tree-pass.h: New pass declaration.
1017 * opts.c (decode_options): New flag setting.
1018 * common.opt: Add -ftree-builtin-call-dce flag.
1019 * Makefile.in: Add new source file.
1020 * tempvar.def: New tv_id.
1021 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
1023 2008-06-04 Richard Guenther <rguenther@suse.de>
1025 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
1026 (is_call_clobbered): Always check var_ann->call_clobbered.
1027 (mark_call_clobbered): Always set var_ann->call_clobbered.
1028 (clear_call_clobbered): Always clear var_ann->call_clobbered.
1029 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
1030 (reset_alias_info): Clear call clobbering info on MTAGs and
1032 (set_pt_anything): Set pt_global_mem.
1033 (create_tag_raw): Adjust comment.
1034 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
1036 2008-06-04 Joseph Myers <joseph@codesourcery.com>
1037 Maxim Kuvyrkov <maxim@codesourcery.com>
1039 * config/m68k/m68k.opt (mxgot): New option.
1040 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
1041 (m68k_output_addr_const_extra): New.
1042 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
1043 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
1044 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
1045 * doc/invoke.texi (M680x0 Options): Document -mxgot.
1047 2008-06-04 Richard Guenther <rguenther@suse.de>
1049 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
1050 negative or non-representable offsets.
1052 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
1054 * config/i386/i386.c (ix86_gen_leave): New.
1055 (ix86_gen_pop1): Likewise.
1056 (ix86_gen_add3): Likewise.
1057 (ix86_gen_sub3): Likewise.
1058 (ix86_gen_sub3_carry): Likewise.
1059 (ix86_gen_one_cmpl2): Likewise.
1060 (ix86_gen_monitor): Likewise.
1061 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
1062 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
1063 ix86_gen_one_cmpl2 and ix86_gen_monitor.
1064 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
1065 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
1066 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
1067 (ix86_expand_epilogue): Updated.
1068 (print_operand): Handle integer register operand for 'z'.
1069 (ix86_expand_strlensi_unroll_1): Likewise.
1070 (ix86_expand_strlen): Likewise.
1071 (ix86_expand_builtin): Likewise.
1072 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
1073 mov{q}/mov{l} and add{q}/add{l}.
1075 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1077 * config/i386/i386.md (P): New mode iterator.
1078 (SFmode push_operand splitter): Macroize DImode and SImode pushes
1079 using P mode iterator.
1080 (DFmode push_operand splitter): Ditto.
1081 (XFmode push_operand splitter): Ditto.
1082 (DFmode float_extend SFmode push_operand splitter): Ditto.
1083 (XFmode float_extend SFmode push_operand splitter): Do not generate
1084 SImode pushes for 64bit target. Macroize Dimode and SImode
1085 pushes using P mode iterator.
1086 (XFmode float_extend DFmode push_operand splitter): Ditto.
1088 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1090 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
1091 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
1092 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
1094 (ix86_call_abi_override): Remove check for call_used_regs.
1096 2008-06-03 Richard Guenther <rguenther@suse.de>
1098 * tree-ssa-structalias.c (find_func_aliases): Add constraints
1099 for the lhs of calls if the return type contains pointers.
1101 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
1103 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
1104 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
1105 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
1106 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
1107 of cfun and DEFAULT_ABI to deceide abi mode.
1109 (REG_PARM_STACK_SPACE): Removed.
1110 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
1111 (STACK_BOUNDARY): Use default target to deceide stack boundary.
1112 * config/i386/i386-protos.h (ix86_cfun_abi): New.
1113 (ix86_function_abi): Likewise.
1114 (ix86_function_type_abi): Likewise.
1115 (ix86_call_abi_override): Likewise.
1116 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
1117 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
1118 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
1119 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
1121 (X86_64_REGPARM_MAX): New.
1122 (X86_64_SSE_REGPARM_MAX): New.
1123 (X64_REGPARM_MAX): New.
1124 (X64_SSE_REGPARM_MAX): New.
1125 (X86_32_REGPARM_MAX): New.
1126 (X86_32_SSE_REGPARM_MAX): New.
1127 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
1128 (ix86_function_regparm): Handle user calling abi.
1129 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
1130 by DEFAULT_ABI versus SYSV_ABI check.
1131 (ix86_reg_parm_stack_space): New.
1132 (ix86_function_type_abi): New.
1133 (ix86_call_abi_override): New.
1134 (ix86_function_abi): New.
1135 (ix86_cfun_abi): New.
1136 (init_cumulative_args): Call abi specific initialization.
1137 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
1138 (function_arg_64): Extend SSE_REGPARM_MAX check.
1139 (function_arg (): Remove TARGET_64BIT_MS_ABI.
1140 (ix86_pass_by_reference): Likewise.
1141 (ix86_function_value_regno_p): Likewise.
1142 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
1143 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
1144 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
1145 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
1146 (setup_incoming_varargs_64): Adjust regparm for call abi.
1147 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
1148 (ix86_va_start): Likewise.
1149 (ix86_gimplify_va_arg): Likewise.
1150 (ix86_expand_prologue): Likewise.
1151 (output_pic_addr_const): Likewise.
1152 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
1153 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
1154 (x86_output_mi_thunk): Likewise.
1155 (x86_function_profiler): Likewise.
1156 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
1157 (SYSV_ABI, MS_ABI): New constants.
1159 (init_regs): Add prototype of function in regclass.c file.
1160 (OVERRIDE_ABI_FORMAT): New.
1161 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
1162 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
1163 (OUTGOING_REG_PARM_STACK_SPACE): New.
1164 (ix86_reg_parm_stack_space): New prototype.
1165 (CUMULATIVE_ARGS): Add call_abi member.
1166 (machine_function): Add call_abi member.
1167 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
1168 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
1170 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
1173 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
1174 (avr_builtin_setjmp_frame_value): New function.
1175 * config/avr/avr.md (nonlocal_goto_receiver): Define.
1176 (nonlocal_goto): Define.
1178 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
1180 * config/mips/mips.c (mips_emit_loadgp): Return early if
1181 there is nothing do to, otherwise emit a blockage if
1182 !TARGET_EXPLICIT_RELOCS || crtl->profile.
1183 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
1185 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1187 * configure.ac: Drop unneeded backslash ending up in config.in.
1188 * acinclude.m4: Likewise.
1189 * config.in: Regenerate.
1191 2008-05-26 Jan Hubicka <jh@suse.cz>
1193 * predict.c (maybe_hot_frequency_p): Break out of...
1194 (maybe_hot_bb_p): ... here.
1195 (maybe_hot_edge_p): New.
1196 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
1197 * basic-block.h (maybe_hot_edge_p): Declare.
1199 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
1201 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
1202 (*cmpfp_<mode>_cc): Ditto.
1203 (*fp_jcc_8<mode>_387): Ditto.
1204 (*fop_<MODEF:mode>_2_i387): Ditto.
1205 (*fop_<MODEF:mode>_3_i387): Ditto.
1206 (*fop_xf_2_i387): Ditto.
1207 (*fop_xf_3_i387): Ditto.
1209 2008-06-02 Tomas Bily <tbily@suse.cz>
1211 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
1213 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1215 * config/mips/mips.c (mips_valid_offset_p): New function.
1216 (mips_valid_lo_sum_p): Likewise.
1217 (mips_classify_address): Use them.
1218 (mips_force_address): New function.
1219 (mips_legitimize_address): Use it.
1220 * config/mips/mips.md (MOVE128): New mode iterator.
1221 (movtf): Require TARGET_64BIT. Remove empty strings.
1222 (*movtf_internal): Rename to...
1223 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
1224 of "R" and use {,fp}{load,store} attributes instead of "multi".
1225 Use a separate define_split.
1226 (*movtf_mips16): New pattern.
1228 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1230 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
1231 * config/mips/mips.c (mips_expand_before_return): New function.
1232 (mips_expand_epilogue): Call it.
1233 * config/mips/mips.md (return): Turn into a define_expand.
1234 (*return): New insn.
1236 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1238 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
1239 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
1240 functions. Do not emit uses and clobbers of CONCATs; individually
1241 use and clobber their operands.
1242 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
1243 gen_clobber, emit_use and gen_use.
1244 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
1245 (expand_builtin_return): Likewise.
1246 * cfgbuild.c (count_basic_blocks): Likewise.
1247 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
1248 * explow.c (emit_stack_restore): Likewise.
1249 * expmed.c (extract_bit_field_1): Likewise.
1250 * expr.c (convert_move, emit_move_complex_parts): Likewise.
1251 (emit_move_multi_word, store_constructor): Likewise.
1252 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
1253 (thread_prologue_and_epilogue_insns): Likewise.
1254 * lower-subreg.c (resolve_simple_move): Likewise.
1255 * optabs.c (widen_operand, expand_binop): Likewise.
1256 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
1257 * reload.c (find_reloads): Likewise.
1258 * reload1.c (eliminate_regs_in_insn): Likewise.
1259 * stmt.c (expand_nl_goto_receiver): Likewise.
1260 * config/alpha/alpha.md (builtin_longjmp): Likewise.
1261 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
1262 * config/arm/arm.c (arm_load_pic_register): Likewise.
1263 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
1264 * config/arm/arm.md (untyped_return): Likewise.
1265 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
1266 * config/avr/avr.c (expand_prologue): Likewise.
1267 * config/bfin/bfin.c (do_unlink): Likewise.
1268 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
1269 * config/cris/cris.c (cris_expand_prologue): Likewise.
1270 * config/darwin.c (machopic_indirect_data_reference): Likewise.
1271 (machopic_legitimize_pic_address): Likewise.
1272 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
1273 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
1274 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
1275 (ix86_expand_convert_uns_didf_sse): Likewise.
1276 (ix86_expand_vector_init_general): Likewise.
1277 * config/ia64/ia64.md (eh_epilogue): Likewise.
1278 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
1279 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
1280 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
1281 (config/iq2000/iq2000.c): Likewise.
1282 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1283 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
1284 (builtin_longjmp): Likewise.
1285 * config/mn10300/mn10300.md (call, call_value): Likewise.
1286 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
1287 * config/pdp11/pdp11.md (abshi2): Likewise.
1288 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
1289 * config/s390/s390.c (s390_emit_prologue): Likewise.
1290 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
1291 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
1292 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
1293 * config/sh/sh.c (prepare_move_operands): Likewise.
1294 (output_stack_adjust, sh_expand_epilogue): Likewise.
1295 (sh_set_return_address, sh_expand_t_scc): Likewise.
1296 * config/sparc/sparc.c (load_pic_register): Likewise.
1297 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
1298 * config/spu/spu.c (spu_expand_epilogue): Likewise.
1299 * config/v850/v850.c (expand_epilogue): Likewise.
1301 2008-05-31 Anatoly Sokolov <aesok@post.ru>
1303 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
1304 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
1305 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
1306 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
1307 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
1308 stack pointer register.
1309 (output_movhi): Remove code for interrupt specific writing to the
1310 stack pointer register.
1312 2008-05-31 Richard Guenther <rguenther@suse.de>
1314 PR tree-optimization/34244
1315 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
1316 (tree_expr_nonzero_warnv_p): Likewise.
1317 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1318 ssa_name_nonnegative_p.
1319 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
1320 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
1321 not tree_expr_nonzero_warnv_p.
1323 PR tree-optimization/36262
1325 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
1327 PR tree-optimization/34244
1328 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
1329 (record_numbers_of_iterations): New function.
1330 (execute_vrp): Cache the numbers of iterations of loops.
1331 * tree-scalar-evolution.c (scev_reset_except_niters):
1333 (scev_reset): Use scev_reset_except_niters.
1334 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
1336 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
1338 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1339 __WORKAROUND_RETS when appropriate.
1341 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
1343 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
1344 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
1346 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
1347 *fop_df_comm_sse insn patterns using MODEF mode iterator.
1348 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
1349 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
1350 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
1351 *fop_df_1_mixed insn patterns using MODEF mode iterator.
1352 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
1353 *fop_df_1_sse insn patterns using MODEF mode iterator.
1354 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
1355 *fop_df_1_i387 insn patterns using MODEF mode iterator.
1356 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
1357 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
1358 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
1359 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
1360 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
1361 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
1362 (*fop_xf_4_i387): Use <MODE> for mode attribute.
1363 (*fop_xf_5_i387): Ditto.
1364 (*fop_xf_6_i387): Ditto.
1366 2008-05-30 Richard Guenther <rguenther@suse.de>
1368 * builtins.c (build_string_literal): Avoid generating
1369 a non-gimple_val result.
1371 2008-05-30 DJ Delorie <dj@redhat.com>
1373 * exec-tool.in: Use an environment variable (private) instead of a
1374 file (shared) as a semaphore, so as to not break parallel builds.
1376 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
1378 * optabs.c (maybe_encapsulate_block): Remove.
1379 (emit_libcall_block): Adjust accordingly.
1380 * optabs.h (maybe_encapsulate_block): Remove prototype.
1382 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
1383 Don't use maybe_encapsulate_block.
1385 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
1387 * config/rs6000/rs6000.c (rs6000_legitimize_address,
1388 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
1389 rtx is a SYMBOL_REF before calling get_pool_constant.
1391 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
1393 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
1395 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
1397 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
1398 rather than OS names to choose INO_T_EQ definition.
1399 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
1400 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
1402 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
1405 * config/darwin-f.c: New.
1406 * config/t-darwin: Added rule to build darwin-f.o.
1407 * config.gcc: Defined new variable, fortran_target_objs.
1408 (*-*-darwin*): Set fortran_target_objs.
1409 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
1410 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
1411 * configure: Regenerated.
1413 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
1416 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
1417 canonical type if needed.
1419 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
1421 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
1423 2008-05-29 Richard Guenther <rguenther@suse.de>
1425 PR tree-optimization/36343
1426 PR tree-optimization/36346
1427 PR tree-optimization/36347
1428 * tree-flow.h (clobber_what_p_points_to): Declare.
1429 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
1430 pointed-to variable is dereferenced is irrelevant to whether
1431 the pointer can access the pointed-to variable.
1432 (clobber_what_p_points_to): New function.
1433 * tree-ssa-alias.c (set_initial_properties): Use it.
1434 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
1435 call clobber check for NMTs.
1437 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1439 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
1440 for printing gcov_type.
1442 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1444 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
1445 and the eh region information.
1446 * value-prof.c (gimple_move_stmt_histograms): New function.
1447 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
1449 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
1451 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
1453 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1455 * value-prof.c (tree_ic_transform): Print counts.
1456 * tree-profile.c (tree_gen_ic_func_profiler):
1457 Clear __gcov_indreict_call_callee variable to avoid misattribution
1460 2008-05-28 Rafael Espindola <espindola@google.com>
1462 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
1465 2008-05-28 Richard Guenther <rguenther@suse.de>
1467 PR tree-optimization/36339
1468 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
1469 and clobbering code out of the loop.
1471 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1473 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
1476 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
1477 s390_contiguous_bitmask_p, s390_symref_operand_p,
1478 s390_check_symref_alignment, s390_reload_larl_operand,
1479 s390_reload_symref_address): New functions.
1480 (s390_branch_condition_mnemonic): Support compare and branch
1482 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
1483 and 'W' constraints.
1484 (s390_secondary_reload): Add secondary reloads for unaligned
1485 symbol refs or symbol refs to floating point or QI/TI mode
1487 (legitimate_address_p): Accept symbol references as addresses.
1488 (s390_expand_insv): Use rotate and insert selected bits
1489 instruction for insv when building for z10.
1490 (print_operand_address): Handle symbol ref addresses.
1491 (print_operand): Output modifier 'c' added for signed byte values.
1492 (s390_encode_section_info): Mark symbol refs with
1493 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
1495 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
1496 (length attribute): RRF, RRR have 4 byte length.
1497 (FPALL, INTALL): New mode iterators added.
1498 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
1499 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
1500 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
1501 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
1502 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
1503 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
1504 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
1505 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
1507 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
1508 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
1509 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
1510 reload<INTALL:mode><P:mode>_toreg_z10,
1511 reload<FPALL:mode><P:mode>_tomem_z10,
1512 reload<FPALL:mode><P:mode>_toreg_z10,
1513 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
1514 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
1515 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
1516 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
1518 (movmem, clrmem, cmpmem): New splitters added.
1520 * config/s390/predicates.md (larl_operand): Use
1521 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
1522 SYMBOL_REF_ALIGN1_P.
1523 (s390_signed_integer_comparison,
1524 s390_unsigned_integer_comparison): New predicates.
1526 * config/s390/s390-protos.h (s390_check_symref_alignment,
1527 s390_contiguous_bitmask_p, s390_reload_larl_operand,
1528 s390_reload_symref_address,
1529 s390_compare_and_branch_condition_mask): Prototypes added.
1531 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
1532 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
1533 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
1535 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1537 * config/s390/s390.c (z10_cost): New cost function for z10.
1538 (s390_handle_arch_option, override_options): Support -march=z10 switch.
1539 (s390_issue_rate): Adjust issue rate for z10.
1540 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
1541 (processor_flags): Add PF_Z10.
1542 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
1543 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
1544 * gcc/config.gcc: Add z10.
1546 2008-05-28 Richard Guenther <rguenther@suse.de>
1548 PR tree-optimization/36291
1549 * tree-flow. h (struct gimple_df): Remove var_anns member.
1550 * tree-flow-inline.h (gimple_var_anns): Remove.
1551 (var_ann): Simplify.
1552 * tree-dfa.c (create_var_ann): Simplify.
1553 (remove_referenced_var): Clear alias info from var_anns of globals.
1554 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
1555 (delete_tree_ssa): Clear alias info from var_anns of globals.
1556 Do not free var_anns.
1557 (var_ann_eq): Remove.
1558 (var_ann_hash): Likewise.
1560 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
1562 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
1563 and loongson2f entries.
1564 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
1565 * config/mips/mips.h (processor_type): Add Loongson-2E
1566 and Loongson-2F entries.
1567 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
1568 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
1569 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
1570 * doc/invoke.texi (MIPS Options): Document loongson2e
1571 and loongson2f processor names.
1573 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1577 * config/i386/i386.c (ix86_function_arg_boundary): Use
1578 alignment of canonical type.
1579 (ix86_expand_vector_move): Check unaligned memory access for
1582 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1584 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
1585 Moved to the front of file.
1587 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
1588 H.J. Lu <hongjiu.lu@intel.com>
1590 * dwarf2out.c (current_fde): New.
1592 (lookup_cfa:): Likewise.
1593 (dwarf2out_end_epilogue): Likewise.
1594 (dwarf2out_note_section_used): Likewise.
1596 2008-05-27 Michael Matz <matz@suse.de>
1599 * c.opt (Wenum-compare): New warning option.
1600 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
1602 2008-05-27 Michael Matz <matz@suse.de>
1605 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
1607 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
1608 into memory as tail calls.
1610 2008-05-27 Richard Guenther <rguenther@suse.de>
1612 PR tree-optimization/36339
1613 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
1614 pointers cause all addressable variables to be call clobbered.
1616 2008-05-27 Richard Guenther <rguenther@suse.de>
1618 PR tree-optimization/36245
1619 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
1621 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1623 * config/s390/s390.md: Replace all occurences of the 'm'
1624 constraint with 'RT'.
1626 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1628 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
1630 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
1632 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
1633 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
1634 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
1636 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1638 * reload.c: (find_reloads): Skip alternatives according to the
1639 "enabled" attribute. Constify the constraint variable.
1640 * recog.c (get_attr_enabled): Add default implementation.
1641 (extract_insn): Set the alternative_enabled_p array
1642 in the recog_data struct.
1643 (preprocess_constraints, constrain_operands): Skip
1644 alternatives according to the "enabled" attribute
1645 * recog.h (struct recog_data): New field alternative_enabled_p.
1646 (skip_alternative): New inline function.
1647 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
1648 (record_reg_classes): Skip alternative according to the
1649 "enabled" attribute.
1651 * doc/md.texi: Add documention for the "enabled" attribute.
1653 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1655 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
1656 * postreload.c (reload_cse_simplify_operands): Replace 'm'
1657 constraint with TARGET_MEM_CONSTRAINT.
1658 * recog.c (asm_operand_ok, preprocess_constraints,
1659 constrain_operands): Likewise.
1660 * regclass.c (record_reg_classes): Likewise.
1661 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
1662 * reload1.c (maybe_fix_stack_asms): Likewise.
1663 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
1664 * recog.h: Adjust comment.
1665 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
1666 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
1667 * doc/md.texi: Add a note to description of 'm' constraint.
1668 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
1670 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
1672 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
1673 that the bitfield is of integral type before testing its precision.
1675 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1676 Sa Liu <saliu@de.ibm.com>
1678 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
1679 __modti3, __udivti3, __umodti3 and __udivmodti4.
1680 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
1681 that implement TImode mul and div functions.
1682 * config/spu/multi3.c: New. Implement __multi3.
1683 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
1684 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
1687 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
1689 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
1690 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
1691 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
1692 tls_sysv_suffix): New mode and mode attribute iterators.
1693 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
1694 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
1695 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
1696 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
1697 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
1700 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
1702 PR tree-optimization/36329
1703 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
1704 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
1705 * cgraphbuild.c (initialize_inline_failed): Use the latter
1706 macro in lieu of the former.
1707 * ipa-inline.c (cgraph_mark_inline): Likewise.
1708 (cgraph_decide_inlining_of_small_function): Likewise.
1709 (cgraph_decide_inlining): Likewise.
1710 (cgraph_decide_inlining_incrementally): Likewise.
1712 2008-05-26 Tristan Gingold <gingold@adacore.com>
1713 Anatoly Sokolov <aesok@post.ru>
1715 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
1716 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
1717 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
1718 optimization for 'avr6' architecture.
1720 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
1723 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
1725 2008-05-26 Richard Guenther <rguenther@suse.de>
1727 * tree-ssa-sccvn.c (expr_has_constants): Declare.
1728 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
1730 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
1733 * caller-save.c (insert_restore): Verify alignment of spill space.
1734 (insert_save): Likewise.
1735 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
1736 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
1737 (STACK_SLOT_ALIGNMENT): Likewise.
1738 * function.c (LOCAL_ALIGNMENT): Removed.
1739 (get_stack_local_alignment): New.
1740 (assign_stack_local): Use it. Set alignment on stack slot.
1741 (assign_stack_temp_for_type): Use get_stack_local_alignment.
1742 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
1743 (STACK_SLOT_ALIGNMENT): New.
1744 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
1745 stack slot in XFmode.
1747 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
1749 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
1752 * config/i386/i386.md (allocate_stack_worker_64): Make sure
1753 argument operand in rax isn't removed.
1755 2008-05-26 Richard Guenther <rguenther@suse.de>
1758 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
1759 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
1761 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1764 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
1766 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
1768 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
1769 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
1771 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
1773 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
1774 build a trampoline if we don't want one.
1775 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
1776 return zero for nested functions if we don't want a trampoline.
1778 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1780 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
1782 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1785 * c.opt: Removed undocumented option '-lang-fortran'.
1786 * c-common.h: Removed global variable 'lang_fortran'.
1787 * c-opts.c (c_common_handle_option): Removed code to handle
1788 option '-lang-fortran'. Updated includes.
1789 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
1790 definition of '__GFORTRAN__'.
1791 (define__GNUC__): Reimplemented to use BASEVER and
1792 cpp_define_formatted.
1793 (builtin_define_with_value_n): Removed.
1794 * c-incpath.h: Renamed to ...
1795 * incpath.h: ... this.
1796 * c-incpath.c: Renamed to ...
1797 * incpath.c: ... this. Updated includes.
1798 * fix-header.c: Updated includes.
1799 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
1800 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
1801 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
1803 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
1805 * tree.h: Update the table of flags used on tree nodes.
1806 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
1807 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
1808 (FORCED_LABEL): Add access check.
1809 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
1810 (ASM_INPUT_P): Likewise.
1811 (ASM_VOLATILE_P): Likewise.
1812 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
1813 (OMP_SECTION_LAST): Access private_flag directly.
1814 (OMP_RETURN_NOWAIT): Likewise.
1815 (OMP_PARALLEL_COMBINED): Likewise.
1816 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
1817 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
1818 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
1819 deprecated_flag directly.
1821 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
1823 * final.c (frame_pointer_needed): Removed.
1824 * flags.h (frame_pointer_needed): Likewise.
1826 * function.h (rtl_data): Add frame_pointer_needed.
1827 (frame_pointer_needed): New.
1829 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
1831 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
1833 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
1835 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
1838 2008-05-25 Alan Modra <amodra@bigpond.net.au>
1840 * c-common.c (strip_array_types): Move function to..
1842 (get_inner_array_type): Delete.
1843 * c-common.h (strip_array_types): Move declaration to..
1845 (get_inner_array_type): Delete.
1846 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
1847 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
1848 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
1849 * config/pa/pa.c (emit_move_sequence): Likewise.
1851 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
1853 * config/i386/i386.md (*sse_prologue_save_insn): Set length
1856 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
1858 * function.c: Include target hook for nonlocal_goto frame value.
1860 2008-05-24 Richard Guenther <rguenther@suse.de>
1862 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
1863 variable can be only accessed through a pointer or a union.
1865 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1867 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
1868 * doc/extend.texi: Likewise.
1870 2008-05-23 DJ Delorie <dj@redhat.com>
1872 * config/m32c/jump.md (untyped_call): Add.
1874 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
1876 (m32c_address_cost): Detail costs for indirect offsets.
1878 2008-05-23 Rafael Espindola <espindola@google.com>
1880 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
1881 if a node is a SUBREG.
1882 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
1885 2008-05-23 Paul Brook <paul@codesourcery.com>
1886 Carlos O'Donell <carlos@codesourcery.com>
1888 * doc/extend.texi: Clarify use of __attribute__((naked)).
1889 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
1890 * target.h (gcc_target): Add allocate_stack_slots_for_args.
1891 * function.c (use_register_for_decl): Use
1892 targetm.calls.allocate_stack_slots_for_args.
1893 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
1894 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
1895 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
1897 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
1899 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
1901 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
1903 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
1904 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
1905 is only rounded once.
1907 2008-05-23 Richard Guenther <rguenther@suse.de>
1909 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
1911 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
1912 Jakub Jelinek <jakub@redhat.com>
1915 * configure.ac: Handle --enable-cld.
1916 * configure: Regenerated.
1917 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
1918 * config/i386/i386.h (struct machine_function): Add needs_cld field.
1919 (ix86_current_function_needs_cld): New define.
1920 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
1921 (cld): New isns pattern.
1922 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
1923 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
1924 * config/i386/i386.opt (mcld): New option.
1925 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
1926 TARGET_CLD and ix86_current_function_needs_cld.
1927 (override_options): Use -mcld by default for 32-bit code if
1930 * doc/install.texi (Options specification): Document --enable-cld.
1931 * doc/invoke.texi (Machine Dependent Options)
1932 [i386 and x86-64 Options]: Add -mcld option.
1933 (Intel 386 and AMD x86-64 Options): Document -mcld option.
1935 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
1936 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
1937 (return_in_memory_64): Likewise.
1938 (return_in_memory_ms_64): Likewise.
1940 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1942 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
1943 * builtins.c (fold_builtin_fpclassify): New.
1944 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
1945 * builtins.def (BUILT_IN_FPCLASSIFY): New.
1946 * c-common.c (handle_type_generic_attribute): Adjust to accept
1947 fixed arguments before an elipsis.
1948 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
1949 * doc/extend.texi: Document __builtin_fpclassify.
1951 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
1953 * omp-low.c (gate_expand_omp_ssa): Remove.
1954 (pass_expand_omp_ssa): Remove.
1955 (gate_expand_omp): Do not check for flag_openmp_ssa.
1956 * common.opt (-fopenmp-ssa): Remove.
1957 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
1959 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
1961 * config/sh/sh.opt (mfixed-range): New option.
1962 * config/sh/sh-protos.h (sh_fix_range): Declare.
1963 * config/sh/sh.c (sh_fix_range): New function.
1964 * config/sh/sh.h (sh_fixed_range_str): Declare.
1965 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
1967 * doc/invoke.texi (SH Options): Document -mfixed-range.
1969 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
1971 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
1972 it before the redeclaration.
1974 2008-05-22 Anatoly Sokolov <aesok@post.ru>
1976 * config/avr/avr.c (get_sequence_length): Add new function.
1977 (expand_prologue, expand_epilogue): Remove duplicate code.
1979 2008-05-22 Rafael Espindola <espindola@google.com>
1981 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
1984 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
1986 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
1987 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
1989 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
1990 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
1991 (vect_update_misalignment_for_peel): Likewise.
1992 (vector_alignment_reachable_p): Likewise.
1993 * tree-vect-transform.c (vectorizable_load): Likewise.
1994 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1995 (get_vectype_for_scalar_type): Pass mode of scalar_type
1996 to UNITS_PER_SIMD_WORD.
1998 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
1999 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
2000 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
2001 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
2002 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
2004 2008-05-22 Ira Rosen <irar@il.ibm.com>
2006 PR tree-optimization/36293
2007 * tree-vect-transform.c (vect_transform_strided_load): Don't check
2008 if the first load must be skipped because of a gap.
2010 2008-05-22 Richard Guenther <rguenther@suse.de>
2012 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
2013 more cases of offset disambiguation that is possible if
2014 strict-aliasing rules apply.
2015 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
2016 for basic offset and type-based disambiguation.
2018 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2020 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
2021 ix86_expand_vector_set on V16QImode for SSE4.1.
2023 2008-05-21 Tom Tromey <tromey@redhat.com>
2025 * c.opt (Wimport): Mark as undocumented.
2026 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
2028 (Warning Options): Likewise.
2029 * doc/cppopts.texi: Don't mention -Wimport.
2031 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
2033 PR tree-optimization/36287
2034 PR tree-optimization/36286
2035 * lambda-code.c (build_access_matrix): Do not use the loop->num
2036 for computing the number of induction variables: use the loop depth
2039 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
2042 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
2043 option -f(no-)leading-underscore.
2045 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2047 * config/i386/i386.c (ix86_expand_vector_init_general): Use
2048 GET_MODE_NUNITS (mode).
2050 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
2052 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
2053 (-mmulhw): Add 464 to description.
2054 (-mdlmzb): Likewise.
2055 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
2056 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
2058 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
2059 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
2060 * config/rs6000/rs6000.md: Update comments for 464.
2062 2008-05-21 Janis Johnson <janis187@us.ibm.com>
2064 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
2066 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2068 * config/i386/sse.md (vec_extractv4sf): Removed.
2069 (vec_extractv2df): Likewise.
2070 (vec_extractv2di): Likewise.
2071 (vec_extractv4si): Likewise.
2072 (vec_extractv8hi): Likewise.
2073 (vec_extractv16qi): Likewise.
2074 (vec_extract<mode>): New.
2076 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2078 * config/i386/sse.md (vec_setv4sf): Removed.
2079 (vec_setv2df): Likewise.
2080 (vec_setv2di): Likewise.
2081 (vec_setv4si): Likewise.
2082 (vec_setv8hi): Likewise.
2083 (vec_setv16qi): Likewise.
2084 (vec_set<mode>): New.
2086 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2088 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
2089 goto for vec_concat and vec_interleave.
2091 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
2093 * config/i386/sse.md (vec_initv4sf): Removed.
2094 (vec_initv2df): Likewise.
2095 (vec_initv2di): Likewise.
2096 (vec_initv4si): Likewise.
2097 (vec_initv8hi): Likewise.
2098 (vec_initv16qi): Likewise.
2099 (vec_init<mode>): New.
2101 2008-05-21 Joseph Myers <joseph@codesourcery.com>
2103 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
2105 2008-05-21 Tom Tromey <tromey@redhat.com>
2107 * ggc-zone.c (lookup_page_table_if_allocated): New function.
2108 (zone_find_object_offset): Likewise.
2109 (gt_ggc_m_S): Likewise.
2110 (highest_bit): Likewise.
2111 * ggc-page.c (gt_ggc_m_S): New function.
2112 * stringpool.c (string_stack): Remove.
2113 (init_stringpool): Update.
2114 (ggc_alloc_string): Use ggc_alloc.
2115 (maybe_delete_ident): New function.
2116 (ggc_purge_stringpool): Likewise.
2117 (gt_ggc_m_S): Remove.
2118 * ggc-common.c (ggc_protect_identifiers): New global.
2119 (ggc_mark_roots): Call ggc_purge_stringpool. Use
2120 ggc_protect_identifiers.
2121 * ggc.h (ggc_protect_identifiers): Declare.
2122 (gt_ggc_m_S): Update.
2123 (ggc_purge_stringpool): Declare.
2124 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
2125 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
2127 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
2129 2008-05-21 David S. Miller <davem@davemloft.net>
2131 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
2134 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
2136 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
2139 2008-05-20 David Daney <ddaney@avtrex.com>
2141 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
2142 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
2143 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
2144 UNSPEC_UPDATE_GOT_VERSION): Renumber.
2145 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
2146 (atomic_hiqi_op): New define_code_iterator.
2147 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
2148 mips_expand_compare_and_swap_12.
2149 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
2150 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
2151 (sync_<optab><mode>, sync_old_<optab><mode>,
2152 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2153 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
2154 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
2155 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
2156 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
2157 (test_and_set_12): New insn.
2158 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
2159 sync_new_<optab><mode>, sync_old_nand<mode>,
2160 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
2161 clobber to operand 0 for SI and DI mode insns.
2162 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
2163 mips_gen_fn_4): New typedefs.
2164 (mips_gen_fn_ptrs): Define new union type.
2165 (mips_expand_compare_and_swap_12): Remove declaration.
2166 (mips_expand_atomic_qihi): Declare function.
2167 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
2168 (mips_expand_atomic_qihi): ... this. Use new generator function
2170 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
2171 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
2172 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
2173 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
2174 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
2175 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
2176 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
2177 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
2178 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
2179 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
2182 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
2184 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
2187 2008-05-20 Anatoly Sokolov <aesok@post.ru>
2189 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
2190 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
2191 (avr_attribute_table): Add 'OS_main' function attribute.
2192 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
2193 functions with 'OS_main' attribute.
2195 2008-05-20 Richard Guenther <rguenther@suse.de>
2197 PR tree-optimization/35204
2198 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
2199 helper, split out from ...
2200 (DFS): ... here. Make the DFS walk non-recursive.
2202 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
2203 Jan Sjodin <jan.sjodin@amd.com>
2205 PR tree-optimization/36181
2206 * tree-parloops.c (loop_has_vector_phi_nodes): New.
2207 (parallelize_loops): Don't parallelize when the loop has vector
2210 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2211 Sebastian Pop <sebastian.pop@amd.com>
2213 * tree-loop-linear.c (gather_interchange_stats): Look in the access
2214 matrix, and never look at the tree representation of the memory
2216 (linear_transform_loops): Computes parameters and access matrices.
2217 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
2219 (access_matrix_get_index_for_parameter): New.
2220 * tree-data-ref.h (struct access_matrix): New.
2221 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
2222 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
2223 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
2224 am_vector_index_for_loop): New.
2225 (struct data_reference): Add field access_matrix.
2226 (DR_ACCESS_MATRIX): New.
2227 (compute_data_dependences_for_loop): Update declaration.
2228 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
2229 * lambda.h (lambda_vector_vec_p): Declared.
2230 * lambda-code.c: Depend on pointer-set.h.
2231 (lambda_collect_parameters_from_af, lambda_collect_parameters,
2232 av_for_af_base, av_for_af, build_access_matrix,
2233 lambda_compute_access_matrices): New.
2234 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
2236 2008-05-20 Joseph Myers <joseph@codesourcery.com>
2238 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
2241 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2242 Sebastian Pop <sebastian.pop@amd.com>
2244 PR tree-optimization/36206
2245 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
2247 (instantiate_scev_1): Rename flags to fold_conversions.
2248 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
2249 outeside instantiation_loop.
2250 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
2251 (evolution_function_is_affine_or_constant_p): Removed.
2252 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
2254 (analyze_siv_subscript): Pass in the loop nest number.
2255 Call evolution_function_is_affine_in_loop instead of
2256 evolution_function_is_affine_p.
2257 (analyze_overlapping_iterations): Pass in the loop nest number.
2259 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2260 Sebastian Pop <sebastian.pop@amd.com>
2262 PR tree-optimization/36206
2263 * tree-chrec.h (chrec_fold_op): New.
2264 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
2267 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
2269 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
2271 (remove_duplicates): Do not set inode on non-inode systems.
2274 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
2276 * config.gcc (tm_file): Update comments about relative pathnames.
2278 2008-05-20 Richard Guenther <rguenther@suse.de>
2280 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
2281 * tree-ssa-sccvn.c (process_scc): Likewise.
2282 * tree-ssa-sink.c (execute_sink_code): Likewise.
2283 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
2284 * tree-vrp.c (process_assert_insertions): Likewise.
2285 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
2286 (perform_tree_ssa_dce): Likewise.
2287 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2288 (dump_dominator_optimization_stats): Likewise.
2289 * tree-vectorizer.c (vectorize_loops): Likewise.
2291 2008-05-20 Richard Guenther <rguenther@suse.de>
2293 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
2295 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
2297 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
2298 (ix86_i386elf_return_in_memory): Likewise.
2299 (ix86_i386interix_return_in_memory): Likewise.
2300 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
2301 (SUBTARGET_RETURN_IN_MEMORY): New.
2302 * config/i386/i386elf.h: Likewise.
2303 * config/i386/ptx4-i.h: Likewise.
2304 * config/i386/sol2-10.h: Likewise.
2305 * config/i386/sysv4.h: Likewise.
2306 * config/i386/vx-common.h: Likewise.
2307 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
2308 * config/i386/i386.c (ix86_return_in_memory): Made static and
2309 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
2310 (ix86_i386elf_return_in_memory): Removed.
2311 (ix86_i386interix_return_in_memory): Removed.
2312 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
2313 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
2315 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
2317 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
2319 2008-05-19 Xinliang David Li <davidxl@google.com>
2321 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
2323 * common.opt: Ditto.
2324 * doc/invoke.texi: Ditto.
2326 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
2328 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
2329 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
2331 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
2333 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
2334 sizes of operand array from 8/4 to 4/2.
2335 (ix86_expand_vector_init_general): Change size of operand array
2336 from 32 to 16. Remove op0, op1 and half_mode.
2338 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
2340 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
2341 (ix86_expand_vector_init_interleave): Likewise.
2342 (ix86_expand_vector_init_general): Use them. Assert
2343 word_mode == SImode when n_words == 4.
2345 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
2347 * config/i386/i386.c (ix86_secondary_reload): New static function.
2348 (TARGET_SECONDARY_RELOAD): New define.
2349 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
2350 * config/i386/i386.md (reload_outqi): Remove.
2352 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2355 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
2356 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
2357 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
2358 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
2359 (fold_builtin_1): Likewise.
2360 * builtins.def (BUILT_IN_ISINF_SIGN): New.
2361 c-common.c (check_builtin_function_arguments): Handle
2362 BUILT_IN_ISINF_SIGN.
2363 * doc/extend.texi: Document __builtin_isinf_sign.
2364 * fold-const.c (operand_equal_p): Handle COND_EXPR.
2366 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
2368 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
2369 EH cleanup at the end of the pass, search for those that have been
2370 turned into forwarder blocks and do the cleanup on their successor.
2372 2008-05-18 Richard Guenther <rguenther@suse.de>
2374 * tree-cfg.c (verify_gimple_expr): Allow conversions from
2375 pointers to sizetype and vice versa.
2377 2008-05-18 Xinliang David Li <davidxl@google.com>
2379 * gcc/tree-ssa-dce.c: Coding style fix.
2380 (check_pow): Documentation comment.
2381 (check_log): Documenation comment. Coding style fix.
2382 (is_unnecessary_except_errno_call): Ditto.
2383 (gen_conditions_for_pow): Ditto.
2384 (gen_conditions_for_log): Ditto.
2385 (gen_shrink_wrap_conditions): Ditto.
2386 (shrink_wrap_one_built_in_calls): Ditto.
2387 * gcc/doc/invoke.texi: Better documentation string.
2388 * ChangeLog: Fix wrong change log entries from
2389 May 17 checkin on function call DCE.
2391 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
2393 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
2395 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2397 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
2398 * df-problems.c (simulation routines): Fixed block comment to
2399 properly say how to add forwards scanning functions.
2401 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
2403 * tree-inline.c (setup_one_parameter): Remove dead code.
2405 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
2407 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
2408 a BIT_AND_EXPR only for an INTEGER_TYPE.
2410 2008-05-17 Xinliang David Li <davidxl@google.com>
2412 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
2413 (check_pow, check_log, is_unnecessary_except_errno_call): New
2414 functions to check for eliminating math functions that are pure
2415 except for setting errno.
2416 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
2417 general condition expressions for shrink-wrapping pow/log calls.
2418 (gen_shrink_wrap_conditions): Ditto.
2419 (shrink_wrap_one_built_in_call): Ditto.
2420 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
2421 (mark_operand_necessary): If debugging, output if OP is necessary.
2422 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
2424 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
2426 * gcc/common.opt: New user flag -ftree-builtin-dce.
2427 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
2429 2008-05-16 David S. Miller <davem@davemloft.net>
2431 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
2432 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2434 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
2437 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
2439 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2441 * ifcvt.c (dead_or_predicable): Rename
2442 df_simulate_one_insn_backwards to df_simulate_one_insn.
2443 * recog.c (peephole2_optimize): Ditto.
2444 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
2446 * df.h: Rename df_simulate_one_insn_backwards to
2447 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
2448 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
2449 scanning of defs and uses.
2450 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
2451 (df_simulate_one_insn_forwards): Removed.
2453 2008-05-16 Doug Kwan <dougkwan@google.com>
2455 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
2457 (real_from_string): Handle NaNs and Inf as approriate.
2459 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2461 * doc/gty.texi (Source Files Containing Type Information): Note
2462 that headers should appear first in the gtfiles list.
2464 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2466 * tree.def (COND_EXEC): Properly documented this code.
2468 2008-05-16 Diego Novillo <dnovillo@google.com>
2470 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
2471 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
2474 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2476 * tree-ssa-dse (max_stmt_uid): Removed.
2477 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
2478 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
2479 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
2480 * function.h (cfun.last_stmt_uid): New field.
2481 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
2482 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
2484 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
2485 (create_stmt_ann): Initialize the ann->uid field.
2486 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
2488 * tree-flow.h (renumber_gimple_stmt_uids): New function.
2490 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2492 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
2493 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
2494 (init_empty_tree_cfg): Call it.
2496 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2498 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
2501 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2503 * doc/invoke.text (-fdump-tree-*-verbose): New option.
2504 * tree-dump.c (dump_options): New verbose option.
2505 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
2507 * tree-pass.h (TDF_VERBOSE): New dump flag.
2508 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
2509 (tree-flow.h): Added include.
2510 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
2512 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
2514 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
2516 From Jie Zhang <jie.zhang@analog.com>
2517 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2518 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
2519 mcpu=bf561-none and mcpu=bf561-0.2.
2520 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2521 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2522 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2523 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2524 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
2525 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
2526 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
2528 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
2529 (cputype_selected): Remove.
2530 (bfin_handle_option): Don't use cputype_selected.
2531 (override_options): When no mcpu option, enable all workarounds.
2532 Don't use bfin_workarounds.
2533 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
2535 (DEFAULT_CPU_TYPE): Don't define.
2537 2008-05-16 Richard Guenther <rguenther@suse.de>
2539 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
2540 on deletion of the last stmt.
2542 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2544 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
2545 V8HImode for SSE2 and V16QImode for SSE4.1.
2547 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2549 * cgraph.h (compute_inline_parameters): Made public.
2550 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
2551 variable_generate_summary, function_write_summary,
2552 variable_write_summary, variable_read_summary. Added generate_summary,
2553 write_summary, read_summary.
2554 * cgraphunit.c (cgraph_process_new_functions): Changed call from
2555 pass_ipa_inline.function_generate_summary, to
2556 compute_inline_parameters.
2557 * ipa-inline.c (compute_inline_parameters): Made public and added
2559 (compute_inline_parameters_for_current): New function.
2560 (pass_inline_param): Now calls compute_inline_parameters_for_current.
2561 (inline_generate_summary): Removed parameter and made to loop over
2563 (pass_ipa_inline): Updated for new IPA_PASS structure.
2564 * passes.c (execute_ipa_summary_passes): Now is called once per
2565 pass rather than once per node*pass.
2567 2008-05-15 Anatoly Sokolov <aesok@post.ru>
2569 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
2570 avr_have_mul_p, avr_asm_only_p): Remove variables.
2571 (avr_override_options): Remove initialization of removed variables.
2572 (avr_file_start): Convert removed variables to fields of
2573 'struct base_arch_s *avr_current_arch'.
2574 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
2575 (AVR_HAVE_MUL): (Ditto.).
2576 (AVR_HAVE_MOVW): (Ditto.).
2577 (AVR_HAVE_LPMX): (Ditto.).
2578 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
2579 avr_asm_only_p): Remove declaration.
2581 2008-05-15 Diego Novillo <dnovillo@google.com>
2583 * config/arm/arm.c (arm_return_in_memory): Fix return type.
2584 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
2586 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
2589 * combine.c (check_conversion): Rename back to check_promoted_subreg.
2590 Don't call record_truncated_value from here.
2591 (record_truncated_value): Turn it into a for_each_rtx callback.
2592 (record_truncated_values): New function.
2593 (combine_instructions): Call note_uses with record_truncated_values.
2594 Change name of check_conversion to check_promoted_subreg.
2596 2008-05-15 Janis Johnson <janis187@us.ibm.com>
2598 * doc/sourcebuild.texi: Document support for torture tests.
2600 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2602 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
2603 to alternative 4 of operand 2.
2605 2008-05-15 Richard Guenther <rguenther@suse.de>
2607 * tree-pass.h (current_pass): Declare.
2608 (get_pass_for_id): Likewise.
2609 * passes.c (passes_by_id, passes_by_id_size): New globals.
2610 (set_pass_for_id): New function.
2611 (get_pass_for_id): Likewise.
2612 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
2613 (execute_function_todo): Flush per function statistics.
2614 * toplev.c (compile_file): Init statistics.
2615 (general_init): Do early statistics initialization.
2616 (finalize): Finish statistics.
2617 * statistics.h (statistics_early_init): Declare.
2618 (statistics_init): Likewise.
2619 (statistics_fini): Likewise.
2620 (statistics_fini_pass): Likewise.
2621 (statistics_counter_event): Likewise.
2622 (statistics_histogram_event): Likewise.
2623 * statistics.c: New file.
2624 * Makefile.in (OBJS-common): Add statistics.o.
2625 (statistics.o): Add dependencies.
2626 * doc/invoke.texi (-fdump-statistics): Document.
2628 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
2630 (execute_pre): Use statistics_counter_event.
2631 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
2632 (substitute_and_fold): Increment it. Use statistics_counter_event.
2634 2008-05-15 Diego Novillo <dnovillo@google.com>
2636 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
2638 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
2639 * tree-ssa-alias.c (new_type_alias): Remove references to
2640 sub-variables from comment.
2641 * tree-ssa-operands.c (swap_tree_operands): Likewise.
2643 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2645 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
2646 attribute to 1 only for insertps alternative.
2648 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2650 * config/bfin/bfin.md (loadbytes): New pattern.
2651 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
2652 (bfin_init_builtins): Initialize it.
2653 (bdesc_1arg): Add it.
2655 2008-05-15 Sa Liu <saliu@de.ibm.com>
2657 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
2658 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
2659 * testsuite/lib/target-supports.exp: Add
2660 check_effective_target_fortran_integer_16.
2662 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2664 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
2665 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
2666 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
2667 (TARGET_RETURN_IN_MEMORY): Define.
2669 2008-05-15 Richard Guenther <rguenther@suse.de>
2672 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
2673 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
2674 represent unmodifiable vars.
2676 2008-05-15 Richard Guenther <rguenther@suse.de>
2678 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
2679 INDIRECT_REF and TARGET_MEM_REF.
2680 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2683 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2684 H.J. Lu <hongjiu.lu@intel.com>
2686 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
2687 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
2688 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
2689 insn alternatives. Add missing alternatives.
2690 (*vec_concatv2di_rex64_sse4_1): Likewise.
2691 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
2692 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
2695 2008-05-15 Richard Guenther <rguenther@suse.de>
2697 PR tree-optimization/36009
2698 PR tree-optimization/36204
2699 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
2700 (determine_invariantness_stmt): Record the loop a store is
2702 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
2705 2008-05-15 Richard Guenther <rguenther@suse.de>
2707 PR tree-optimization/34330
2708 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
2709 through the pointer will alias the SMT.
2711 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
2713 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
2715 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
2717 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
2719 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2720 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2722 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
2723 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
2724 (vashl_optab): New optab for vector/vector shifts.
2725 (vashr_optab): Ditto.
2726 (vlshr_optab): Ditto.
2727 (vrotl_optab): Ditto.
2728 (vrotr_optab): Ditto.
2729 (optab_subtype): New enum for optab_for_tree_code call.
2730 (optab_for_tree_code): Add enum optab_subtype argument.
2732 * optabs.c (optab_for_tree_code): Take an additional argument to
2733 distinguish between a vector shift by a scalar and vector shift by
2734 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
2735 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
2736 vector shift by a vector.
2737 (expand_widen_pattern_expr): Pass additional argument to
2738 optab_for_tree_code.
2740 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
2741 vrotl_optab, vrotr_optab.
2743 * expr.c (expand_expr_real_1): Update calls to
2744 optab_for_tree_code to distinguish between vector shifted by a
2745 scalar and vector shifted by a vector.
2746 * tree-vectorizer.c (supportable_widening_operation): Ditto.
2747 (supportable_narrowing_operation): Ditto.
2748 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
2749 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
2750 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
2751 (vect_create_epilog_for_reduction): Ditto.
2752 (vectorizable_reduction): Ditto.
2753 (vectorizable_operation): Ditto.
2754 (vect_strided_store_supported): Ditto.
2755 (vect_strided_load_supported): Ditto.
2756 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2757 * expmed.c (expand_shift): Ditto.
2759 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
2761 (ashr@var{m}3): Ditto.
2762 (vashl@var{m}3): Document new vector/vector shift standard name.
2763 (vashr@var{m}3): Ditto.
2764 (vlshr@var{m}3): Ditto.
2765 (vrotl@var{m}3): Ditto.
2766 (vrotr@var{m}3): Ditto.
2768 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
2769 (PPERM_INVERT): Ditto.
2770 (PPERM_REVERSE): Ditto.
2771 (PPERM_REV_INV): Ditto.
2772 (PPERM_ZERO): Ditto.
2773 (PPERM_ONES): Ditto.
2774 (PPERM_SIGN): Ditto.
2775 (PPERM_INV_SIGN): Ditto.
2776 (PPERM_SRC1): Ditto.
2777 (PPERM_SRC2): Ditto.
2779 * config/i386/sse.md (mulv2di3): Add SSE5 support.
2780 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
2781 allows a memory operand to be the value being added, and split it
2782 to improve vectorization.
2783 (sse5_pmacsdqh_mem): Ditto.
2784 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
2785 (sse5_mulv2div2di3_high): Ditto.
2786 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
2787 (vec_pack_trunc_v4si): Ditto.
2788 (vec_pack_trunc_v2di): Ditto.
2789 (sse5_pcmov_<mode>): Remove code that tried to use use
2790 andps/andnps instead of pcmov.
2791 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
2792 pmacsdqh instructions.
2793 (vec_widen_smult_lo_v4si): Ditto.
2795 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
2796 (PPERM_INVERT): Ditto.
2797 (PPERM_REVERSE): Ditto.
2798 (PPERM_REV_INV): Ditto.
2799 (PPERM_ZERO): Ditto.
2800 (PPERM_ONES): Ditto.
2801 (PPERM_SIGN): Ditto.
2802 (PPERM_INV_SIGN): Ditto.
2803 (PPERM_SRC1): Ditto.
2804 (PPERM_SRC2): Ditto.
2805 (ix86_expand_sse_movcc): Move the SSE5 test after the if
2807 (ix86_expand_int_vcond): If SSE5 generate all possible integer
2809 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
2810 says ignore whether the last reference is a memory operand.
2812 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2813 Paolo Bonzini <bonzini at gnu dot org>
2815 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
2818 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
2819 (vlshr<mode>3): Rename from vlshr<mode>3.
2820 (vashr<mode>3): Rename from vashr<mode>3.
2821 (mulv4sf3): Change the names of vector shift patterns.
2825 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
2828 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
2853 * config/spu/spu.md (v): New iterator macro to add v for vector types.
2854 (floatunssidf2_internal): Change vector/vector shift names.
2855 (floatunsdidf2_internal): Ditto.
2862 (vashl<mode>3): Rename from ashl<mode>3.
2863 (vashr<mode>3): Rename from ashr<mode>3.
2864 (vlshr<mode>3): Rename from lshr<mode>3.
2865 (vrotl<mode>3): Rename from rotl<mode>3.
2867 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2870 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
2871 multiply gives the wrong value when doing widening multiplies.
2872 (vec_widen_smult_lo_v4si): Ditto.
2874 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
2876 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
2877 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
2878 emit_library_call_value.
2879 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
2880 * tree.h (ECF_LIBCALL_BLOCK): Removed.
2881 * calls.c (initialize_argument_information, precompute_arguments,
2882 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
2883 (precompute_arguments): Removed flags parameter.
2884 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
2886 2008-05-14 Richard Guenther <rguenther@suse.de>
2888 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
2889 Make sure to register the store if the use is a PHI_NODE.
2891 2008-05-14 Olivier Hainque <hainque@adacore.com>
2893 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
2894 memory if the component is to be referenced in BLKmode according
2895 to get_inner_reference.
2897 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
2899 * calls.c (emit_library_call_value_1): Restore code clearing
2900 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
2902 2008-05-14 Olivier Hainque <hainque@adacore.com>
2903 Nicolas Roche <roche@adacore.com>
2905 * configure.ac: Add support for a "gcc_subdir" variable in
2906 config-lang.in, to denote a subdirectory where the language/GCC
2907 integration files are to be found.
2908 * configure: Regenerate.
2910 2008-05-14 Ira Rosen <irar@il.ibm.com>
2912 PR tree-optimization/36098
2913 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
2914 value for the first load in the group in case of a gap.
2915 (vect_build_slp_tree): Check that there are no gaps in loads.
2917 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
2919 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
2920 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
2921 expand_copysign_bit, ): Change call to emit_no_conflict_block to
2922 emit_insn and remove unneeded code to construct extra args.
2923 (emit_no_conflict_block): Removed.
2924 * optabls.h: (emit_no_conflict_block): Removed.
2925 * cse.c (cse_extended_basic_block): Remove search for
2926 REG_NO_CONFLICT note.
2927 * global.c: Removed incorrect comment added in revision 117.
2928 * expr.c (convert_move): Change call to emit_no_conflict_block to
2930 * recog.c: Change comments so that they do not mention
2932 * local_alloc.c (combine_regs): Removed last parameter.
2933 (no_conflict_p): Removed.
2934 (block_alloc): Removed note, no_conflict_combined_regno and set
2935 local vars. Removed all code to process REG_NO_CONFLICT blocks.
2936 (combine_regs): Removed already_dead and code to look for
2937 REG_NO_CONFLICT notes.
2938 * lower_subreg (remove_retval_note): Removed code to look for
2939 REG_NO_CONFLICT block.
2940 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
2941 (resolve_clobber): Remove code to process libcalls that have
2942 REG_NO_CONFLICT notes.
2943 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
2945 * combine.c (can_combine_p, distribute_notes): Removed
2946 REG_NO_CONFLICT case.
2947 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
2949 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
2950 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
2952 * reg-notes.def (NO_CONFLICT): Removed.
2954 2008-05-14 David S. Miller <davem@davemloft.net>
2956 * config/sparc/sparc.c (sparc_profile_hook): If
2957 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
2958 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
2959 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2961 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
2963 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
2965 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
2968 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
2969 and op1 expansion before vector concat to have less live pseudos.
2971 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
2973 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
2974 ix86_expand_vector_set if supported.
2976 2008-05-13 Diego Novillo <dnovillo@google.com>
2977 Kenneth Zadeck <zadeck@naturalbridge.com>
2979 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
2981 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
2982 phinodes_print_statistics, init_ssanames, fini_ssanames,
2983 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
2984 release_ssa_name, release_defs, replace_ssa_name_symbol,
2985 ssanames_print_statistics): Move ...
2986 * tree-flow.h: ... here.
2987 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
2988 Use FN instead of cfun.
2989 (make_ssa_name_fn): Rename from make_ssa_name.
2990 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
2991 * tree-flow-inline.h (make_ssa_name): Move from
2992 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
2993 * omp-low.c (expand_omp_parallel):
2994 * tree-flow-inline.h (redirect_edge_var_map_result):
2995 * tree-ssa.c (init_tree_ssa): Add argument FN.
2996 Use it instead of cfun. Update all users.
2998 2008-05-13 Tom Tromey <tromey@redhat.com>
3000 PR preprocessor/22168:
3001 * doc/cpp.texi (Top): Update menu.
3002 (Alternatives to Wrapper #ifndef): New node.
3003 (Other Directives): Document deprecation.
3004 (Obsolete Features): Remove menu.
3005 (Assertions): Merge node into Obsolete Features.
3006 (Obsolete once-only headers): Move earlier; rename to Alternatives
3008 * doc/cppopts.texi: Update.
3009 * c.opt (Wdeprecated): Enable for C and ObjC.
3010 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
3011 (C++ Dialect Options): Move -Wno-deprecated from here to...
3012 (Warning Options): ... here.
3014 2008-05-13 Richard Guenther <rguenther@suse.de>
3017 * fold-const.c (fold_sign_changed_comparison): Do not allow
3018 changes in pointer-ness.
3020 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
3023 * config/sh/sh.c (sh_expand_prologue): Don't clear
3024 RTX_FRAME_RELATED_P for push insns.
3026 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
3028 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
3030 2008-05-12 Anatoly Sokolov <aesok@post.ru>
3032 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
3033 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
3034 Use 'machine->is_leaf' instead of 'leaf_func_p'.
3036 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
3038 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
3039 (*vec_concatv4sf_sse): This.
3040 (*sse2_concatv2si): Renamed to ...
3041 (*vec_concatv2si_sse2): This.
3042 (*sse1_concatv2si): Renamed to ...
3043 (*vec_concatv2si_sse): This.
3044 (*vec_concatv2di_rex): Renamed to ...
3045 (*vec_concatv2di_rex64): This.
3046 (*vec_concatv2si_sse4_1): New.
3047 (*vec_concatv2di_rex64_sse4_1): Likewise.
3049 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
3051 PR rtl-optimization/36111
3052 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
3053 that was created for swappable operands.
3055 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
3058 * Makefile.in: Substitute GNATMAKE and GNATBIND.
3059 * configure.ac: Add call to ACX_PROG_GNAT.
3061 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
3063 * optc-gen.awk: Fix comment typo.
3065 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3067 * pretty-print.c (pp_integer_with_precision): Use
3068 HOST_LONG_LONG_FORMAT.
3070 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
3072 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
3074 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
3076 * config/i386/i386.c (bdesc_ptest): Removed.
3077 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
3078 (bdesc_args): Add __builtin_ia32_ptestz128,
3079 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
3080 (ix86_init_mmx_sse_builtins): Updated.
3081 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
3082 (ix86_expand_builtin): Updated.
3084 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
3086 * tree-cfg.c (valid_fixed_convert_types_p): New function.
3087 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
3089 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
3091 * value-prof.c (interesting_stringop_to_profile): Do not
3092 return early for BUILT_IN_MEMPCPY.
3094 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
3096 * calls.c (expand_call): Don't use callgraph to increase
3097 preferred_stack_boundary.
3099 * cgraph.h (cgraph_rtl_info): Use unsigned on
3100 preferred_incoming_stack_boundary.
3102 * final.c (rest_of_clean_state): Use unsigned on
3103 preferred_stack_boundary.
3105 2008-05-09 Tom Tromey <tromey@redhat.com>
3107 PR preprocessor/22231:
3108 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
3111 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
3113 PR tree-optimization/36129
3114 * tree-ssa-ccp.c: Include value-prof.h.
3115 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
3116 built-in function was folded to a constant.
3117 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
3119 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
3120 Sebastian Pop <sebastian.pop@amd.com>
3122 * tree-scalar-evolution.c: Document instantiate_scev.
3123 (instantiate_parameters_1): Renamed instantiate_scev_1.
3124 Don't use the same loop for instantiation_loop and evolution_loop.
3125 (instantiate_scev): New.
3126 (instantiate_parameters): Moved...
3127 (resolve_mixers): Update call to instantiate_scev_1 to pass the
3128 same loop twice. Maintains the semantics for this function.
3129 * tree-scalar-evolution.h (instantiate_scev): Declare.
3130 (instantiate_parameters): ...here. Now static inline.
3131 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
3132 instead of resolve_mixers.
3134 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
3136 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
3138 2008-05-09 Tomas Bily <tbily@suse.cz>
3140 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
3141 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
3142 * tree-ssa-structalias.c (get_constraint_for): Likewise.
3143 * c-common.c (c_common_truthvalue_conversion): Likewise.
3144 * tree-object-size.c (compute_object_offset): Likewise.
3145 * tree-inline.c (estimate_num_insns_1): Likewise.
3146 * varasm.c (const_hash_1, compare_constant, copy_constant)
3147 (compute_reloc_for_constant, output_addressed_constants)
3148 (initializer_constant_valid_p): Likewise.
3149 * c-omp.c (check_omp_for_incr_expr): Likewise.
3150 * gimplify.c (gimplify_expr): Likewise.
3151 * c-typeck.c (c_finish_return): Likewise.
3152 * tree-vectorizer.c (supportable_widening_operation)
3153 (supportable_narrowing_operation): Likewise.
3154 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
3155 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
3156 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
3157 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
3158 (descr_info_loc): Likewise.
3159 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
3160 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
3161 (fold_unary): Likewise.
3162 * builtins.c (get_pointer_alignment): Likewise.
3163 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
3164 (instantiate_parameters_1): Likewise.
3165 * tree.c (expr_align, stabilize_reference): Likewise.
3166 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
3167 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
3168 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
3169 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
3170 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
3171 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
3173 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
3174 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
3175 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3176 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
3177 (forward_propagate_comparison)
3178 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3179 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
3180 * emit-rtl.c (component_ref_for_mem_expr)
3181 (set_mem_attributes_minus_bitpos): Likewise.
3182 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
3183 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
3185 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
3186 (build_function_call, pointer_diff, build_compound_expr)
3187 (c_finish_return): Likewise.
3188 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
3189 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
3191 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
3192 * expr.c (is_aligning_offset): Likewise.
3193 * tree-ssa-alias.c (is_escape_site): Likewise.
3194 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
3195 (check_all_va_list_escapes): Likewise.
3196 * tree-ssa-loop-ivopts.c (determine_base_object)
3197 (determine_common_wider_type): Likewise.
3198 * dojump.c (do_jump): Likewise.
3199 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
3200 * tree-gimple.c (is_gimple_cast): Likewise.
3201 * fold-const.c (decode_field_reference, )
3202 (fold_sign_changed_comparison, fold_unary, fold_comparison)
3203 (fold_binary): Likewise.
3204 * tree-ssa-alias-warnings.c (find_alias_site_helper)
3205 (already_warned_in_frontend_p): Likewise.
3206 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
3207 * tree.c (really_constant_p, get_unwidened): Likewise.
3208 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3209 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3210 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
3212 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
3214 (CONVERT_EXPR_P): Define.
3215 (CASE_CONVERT): Define.
3217 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
3220 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
3221 (delete_unmarked_insns): When deleting a call, call
3222 delete_unreachable_blocks.
3223 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
3224 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
3226 2008-05-08 Richard Guenther <rguenther@suse.de>
3228 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
3229 (-ftree-salias): Likewise.
3230 (salias-max-implicit-fields): Remove param documentation.
3231 (salias-max-array-elements): Likewise.
3232 * tree-pass.h (pass_create_structure_vars): Remove.
3233 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
3234 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
3235 * tree-ssa-alias.c (create_structure_vars): Remove.
3236 (gate_structure_vars): Likewise.
3237 (pass_create_structure_vars): Likewise.
3238 (gate_build_alias): Likewise.
3239 (pass_build_alias): Adjust to run always and dump the function.
3240 * common.opt (ftree-salias): Hide.
3241 * passes.c (init_optimization_passes): Remove
3242 pass_create_structure_vars, adjust comment.
3243 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
3244 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
3245 * opts.c (decode_options): Do not set flag_tree_salias.
3246 (common_handle_option): Add OPT_ftree_salias to the backward
3247 compatibility section.
3249 2008-05-08 Richard Guenther <rguenther@suse.de>
3251 * tree-flow-inline.h (var_can_have_subvars): Move ...
3252 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
3253 * tree-flow.h (var_can_have_subvars): Remove.
3254 (push_fields_onto_fieldstack): Remove.
3255 (sort_fieldstack): Likewise.
3256 (struct fieldoff): Move ...
3257 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
3258 alias_set and base_for_components fields.
3259 (sort_fieldstack): Make static.
3260 (push_fields_onto_fieldstack): Likewise. Remove code that
3261 handles anything but RECORD_TYPEs. Remove alias_set and
3262 base_for_components handling.
3263 (create_variable_info_for): Adjust.
3265 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
3267 * common.opt (Wframe-larger-than=): Shorten the help message
3269 * doc/invoke.texi (Wframe-larger-than=): Add more description.
3271 2008-05-08 Rafael Espindola <espindola@google.com>
3273 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
3275 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
3276 trap and that both operands are gimple values.
3277 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
3278 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
3281 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
3283 * read-rtl.c (join_c_conditions): Return the first string if the
3284 two strings are equal.
3286 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
3288 * gensupport.h (pred_data): Add a "num_codes" field.
3289 (add_predicate_code): Declare.
3290 * gensupport.c (add_predicate_code): New function.
3291 (std_pred_table): Add an "allows_const_p" field.
3292 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
3293 Remove the (incomplete) list of such codes from the codes field.
3294 (init_predicate_table): Use add_predicate_code. Add all
3295 RTX_CONST_OBJs if allows_const_p is true.
3296 * genrecog.c (process_define_predicate): Use add_predicate_code.
3298 2008-05-08 David Daney <ddaney@avtrex.com>
3299 Richard Sandiford <rsandifo@nildram.co.uk>
3301 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
3302 special case of constant zero operands.
3303 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
3304 old and new values. Special case constant zero values.
3305 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
3307 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
3308 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
3310 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
3313 * simplify-rtx.c (simplify_plus_minus): Create CONST of
3314 similar RTX_CONST_OBJ before CONST_INT.
3316 2008-05-08 Steve Ellcey <sje@cup.hp.com>
3318 * stmt.c (expand_stack_restore): Change sa mode if needed.
3320 2008-05-08 Richard Guenther <rguenther@suse.de>
3322 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
3323 return type to bool.
3324 (ix86_sol10_return_in_memory): Likewise.
3325 (ix86_i386elf_return_in_memory): Likewise.
3326 (ix86_i386interix_return_in_memory): Likewise.
3327 * config/i386/i386.c (ix86_return_in_memory): Likewise.
3328 (ix86_sol10_return_in_memory): Likewise.
3329 (ix86_i386elf_return_in_memory): Likewise.
3330 (ix86_i386interix_return_in_memory): Likewise.
3332 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
3335 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
3337 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
3338 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
3341 2008-05-08 Richard Guenther <rguenther@suse.de>
3343 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
3344 * tree-data-ref.h (struct dr_alias): Remove subvars field.
3345 (DR_SUBVARS): Remove.
3346 * tree-dfa.c (dump_subvars_for): Remove.
3347 (debug_subvars_for): Likewise.
3348 (dump_variable): Do not dump subvars.
3349 (remove_referenced_var): Do not remove subvars.
3350 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
3351 (lookup_subvars_for_var): Remove.
3352 (get_subvars_for_var): Likewise.
3353 (get_subvars_at): Likewise.
3354 (get_first_overlapping_subvar): Likewise.
3355 (overlap_subvar): Likewise.
3356 * tree-flow.h (subvar_t): Remove.
3357 (struct var_ann_d): Remove subvars field.
3358 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
3359 argument. Remove special handling of SFTs.
3360 (compute_tag_properties): Likewise.
3361 (set_initial_properties): Likewise.
3362 (compute_call_clobbered): Likewise.
3363 (count_mem_refs): Likewise.
3364 (compute_memory_partitions): Likewise.
3365 (compute_flow_insensitive_aliasing): Likewise.
3366 (setup_pointers_and_addressables): Likewise.
3367 (new_type_alias): Likewise.
3368 (struct used_part): Remove.
3369 (used_portions): Likewise.
3370 (struct used_part_map): Likewise.
3371 (used_part_map_eq): Likewise.
3372 (used_part_map_hash): Likewise.
3373 (free_used_part_map): Likewise.
3374 (up_lookup): Likewise.
3375 (up_insert): Likewise.
3376 (get_or_create_used_part_for): Likewise.
3377 (create_sft): Likewise.
3378 (create_overlap_variables_for): Likewise.
3379 (find_used_portions): Likewise.
3380 (create_structure_vars): Likewise.
3381 * tree.def (STRUCT_FIELD_TAG): Remove.
3382 * tree.h (MTAG_P): Adjust.
3383 (struct tree_memory_tag): Remove base_for_components and
3384 unpartitionable flags.
3385 (struct tree_struct_field_tag): Remove.
3386 (SFT_PARENT_VAR): Likewise.
3387 (SFT_OFFSET): Likewise.
3388 (SFT_SIZE): Likewise.
3389 (SFT_NONADDRESSABLE_P): Likewise.
3390 (SFT_ALIAS_SET): Likewise.
3391 (SFT_UNPARTITIONABLE_P): Likewise.
3392 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
3393 (union tree_node): Remove sft field.
3394 * alias.c (get_alias_set): Remove special handling of SFTs.
3395 * print-tree.c (print_node): Remove handling of SFTs.
3396 * tree-dump.c (dequeue_and_dump): Likewise.
3397 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
3398 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
3399 * tree-predcom.c (set_alias_info): Do not set subvars.
3400 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
3401 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
3402 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
3403 (add_vars_for_offset): Remove.
3404 (add_virtual_operand): Remove special handling of SFTs.
3405 (add_call_clobber_ops): Likewise.
3406 (add_call_read_ops): Likewise.
3407 (get_asm_expr_operands): Likewise.
3408 (get_modify_stmt_operands): Likewise.
3409 (get_expr_operands): Likewise.
3410 (add_to_addressable_set): Likewise.
3411 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
3412 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
3413 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
3414 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
3415 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
3416 (tree_node_structure): Likewise.
3417 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
3419 (find_what_p_points_to): Likewise.
3421 2008-05-08 Sa Liu <saliu@de.ibm.com>
3423 * config/spu/spu.md: Fixed subti3 pattern.
3425 2008-05-08 Richard Guenther <rguenther@suse.de>
3428 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
3429 sure to create a representative for trailing arrays for PTA.
3431 2008-05-08 Richard Guenther <rguenther@suse.de>
3434 * fold-const.c (operand_equal_p): Two objects which types
3435 differ in pointerness are not equal.
3437 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
3439 * calls.c (compute_argument_block_size): Add argument tree fndecl.
3440 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
3441 (emit_library_call_value_1): Add new variable fndecl initialized by
3442 NULL_TREE. It should be the decl type of orgfun, but this information
3443 seems not to be available here, so it uses the default calling abi.
3444 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
3445 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
3446 by TARGET_RETURN_IN_MEMORY.
3447 * config/i386/i386-interix.h: Likewise.
3448 * config/i386/i386.h: Likewise.
3449 * config/i386/i386elf.h: Likewise.
3450 * config/i386/ptx4-i.h: Likewise.
3451 * config/i386/sol2-10.h: Likewise.
3452 * config/i386/sysv4.h: Likewise.
3453 * config/i386/vx-common.h: Likewise.
3454 * config/cris/cris.h: Removed #if 0 clause.
3455 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
3456 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
3458 (ix86_sol10_return_in_memory): Likewise.
3459 (ix86_i386elf_return_in_memory): New.
3460 (ix86_i386interix_return_in_memory): New.
3461 * config/mt/mt-protos.h (mt_return_in_memory): New.
3462 * config/mt/mt.c: Likewise.
3463 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3464 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
3465 * config/bfin/bfin.h: Likewise.
3466 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
3468 * config/bfin/bfin.c: Likewise.
3469 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3470 * config/alpha/unicosmk.h: Likewise.
3471 * config/i386/cygming.h: Likewise.
3472 * config/iq2000/iq2000.h: Likewise.
3473 * config/mips/mips.h: Likewise.
3474 * config/mn10300/mn10300.h: Likewise.
3475 * config/rs6000/rs6000.h: Likewise.
3476 * config/score/score.h: Likewise.
3477 * config/spu/spu.h: Likewise.
3478 * config/v850/v850.h: Likewise.
3479 * defaults.h: Likewise.
3480 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
3481 * expr.c (emit_block_move): Adjust use of
3482 OUTGOING_REG_PARM_STACK_SPACE.
3483 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
3484 OUTGOING_REG_PARM_STACK_SPACE.
3485 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
3487 2008-05-08 Jakub Jelinek <jakub@redhat.com>
3489 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
3490 on OMP_RETURN for OMP_FOR.
3493 * dwarf2out.c (dw_expand_expr, common_check): Removed.
3494 (fortran_common): New function.
3495 (gen_variable_die): Call fortran_common instead of common_check,
3496 adjust for it returning tree instead of rtx. Formatting.
3498 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3502 * see.c (see_copy_insn): Copy new pure const attributes for new call.
3503 * c-decl.c (merge_decls): Ditto.
3504 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
3505 to RTL_CONST_OR_PURE_CALL_P.
3506 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
3507 Initialized DECL_LOOPING_CONST_PURE.
3508 (process_call_operands): Set tree_side_effects properly.
3509 * tree.h (TREE_READONLY_DECL_P): Removed.
3510 (DECL_IS_PURE): Renamed to DECL_PURE_P.
3511 (DECL_LOOPING_OR_CONST_P): New macro.
3512 (struct tree_function_decl): Added looping_const_or_pure_p.
3514 (ECF_LOOPING_OR_CONST_P): New macro.
3515 * rtlanal.c (pure_const_p): Removed.
3516 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
3517 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
3518 to RTL_CONST_CALL_P.
3519 * ipa-pure-const.c (pure_const_state_e): Added looping field.
3520 (check_decl, check_tree, check_call, scan_function): Initialize
3522 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
3523 (static_execute): Set looping true for recursive functions.
3524 Undo setting state to IPA_NEITHER for recursive functions.
3526 * ifcvt.c (noce_can_store_speculate_p): Changed
3527 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
3528 RTL_CONST_OR_PURE_CALL_P.
3529 * dse.c (scan_insn): Ditto.
3530 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
3531 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
3532 RTL_CONST_OR_PURE_CALL_P.
3533 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
3534 pure_call_p to RTL_CONST_CALL_P.
3535 * gimplify.c (gimplify_call_expr): Clear side effects for
3536 non-looping pure and constant calls.
3537 * calls.c (emit_call_1): Set rtl flags from ecf flags.
3538 (flags_from_decl_or_type): Set ecf flags from decl flags.
3539 (initialize_argument_information): Turn off
3540 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
3541 Change const to pure if callee_copies is true rather than just
3543 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
3544 way of marking pure calls.
3545 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
3546 Remove hack that was supposed to fix pr7335 and remove old
3547 way of marking pure calls.
3548 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
3549 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
3550 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
3551 RTL_CONST_OR_PURE_CALL_P.
3552 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
3553 * loop-invariant.c (find_exits, find_invariant_bb): Changed
3554 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
3555 * sched-deps.c (schedule_analyze): Ditto.
3556 * rtl.h (struct rtx_def): Use call field, unchanging field, and
3557 return_val field of calls to represent pure and const function info.
3558 (CONST_OR_PURE_CALL_P): Deleted macro.
3559 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
3560 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
3561 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
3563 * tree-optimize.c (execute_fixup_cfg): Added test for
3564 ECF_LOOPING_CONST_OR_PURE.
3565 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
3567 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
3568 effects for looping pure or const calls.
3569 (verify_gimple_expr): Added verification code.
3570 * config/alpha/alpha.c (alpha_legitimize_address,
3571 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
3573 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
3574 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
3575 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
3576 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
3577 RTL_CONST_OR_PURE_CALL_P.
3578 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
3579 and const calls to be deleted.
3581 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3584 * config/i386/mmx.md (mmx_subv2sf3): New expander.
3585 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
3586 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
3587 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3588 to handle nonimmediate operands.
3589 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
3590 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
3591 to handle nonimmediate operands.
3592 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
3593 (mmx_pmulhrwv4hi3): New expander. Use
3594 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3595 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
3596 (sse2_umulv1siv1di3): New expander. Use
3597 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3598 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
3599 (mmx_eq<mode>3): New expander. Use
3600 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3601 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
3602 (mmx_uavgv8qi3): New expander. Use
3603 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3604 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
3605 (mmx_uavgv4hi3): New expander. Use
3606 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3608 * config/i386/sse.md
3609 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
3610 to handle nonimmediate operands.
3611 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
3612 to handle nonimmediate operands.
3613 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
3614 to handle nonimmediate operands.
3615 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
3616 to handle nonimmediate operands.
3617 (sse2_unpckhpd_exp): New expander. Use
3618 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3619 (sse2_unpcklpd_exp): New expander. Use
3620 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3621 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
3622 to handle nonimmediate operands.
3623 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
3624 to handle nonimmediate operands.
3625 (*sse2_<plusminus_insn><mode>3): Rename from
3626 sse2_<plusminus_insn><mode>3 insn pattern.
3627 (sse2_<plusminus_insn><mode>3): New expander. Use
3628 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3629 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
3630 (sse2_umulv2siv2di3): New expander. Use
3631 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3632 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
3633 (sse4_1_mulv2siv2di3): New expander. Use
3634 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3635 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
3636 (sse2_pmaddwd): New expander. Use
3637 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3638 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
3639 (sse2_eq<mode>3): New expander. Use
3640 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3641 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
3642 (sse4_1_eqv2di3): New expander. Use
3643 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3644 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3645 (sse2_uavgv16qi3): New expander. Use
3646 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3647 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3648 (sse2_uavgv16qi3): New expander. Use
3649 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3650 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
3651 (sse2_uavgv8hi3): New expander. Use
3652 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3653 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
3654 (ssse3_pmulhrswv8hi3): New expander. Use
3655 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3656 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
3657 (ssse3_pmulhrswv4hi3): New expander. Use
3658 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3660 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
3661 (<sse>_vmmul<mode>3): Ditto.
3662 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
3664 (ssse3_pmaddubsw128): Use register_operand for operand 1.
3665 (ssse3_pmaddubsw): Ditto.
3667 * config/i386/i386.c (struct_builtin_description)
3668 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
3669 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
3670 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
3671 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
3672 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
3673 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
3674 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
3675 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
3676 (ix86_fixup_binary_operands): Assert that src1
3677 and src2 must have the same mode when swapped.
3678 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
3679 and ix86_binary_operator_ok. Do not force operands in registers
3682 2008-05-07 Jan Hubicka <jh@suse.cz>
3684 * cgraph.c (dump_cgraph_node): Update.
3685 * cgraph.h (cgraph_local_info): Break out inline summary.
3686 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
3688 * ipa-inline (inline_summary): New accestor function.
3689 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
3690 cgraph_decide_inlining, compute_inline_parameters): Update.
3691 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
3693 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
3695 Cleanup ColdFire scheduling support and add V4 pipeline model.
3697 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
3698 (define_attr cpu): Add cfv4 value.
3699 (define_attr type, define_attr type1): Merge into a single 'type'
3700 attribute. Update all uses.
3701 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
3702 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
3704 (define_attr opx_mem, define_attr opy_mem): Remove.
3705 (define_attr op_mem): Clean up, update comment.
3706 (define_attr size): Use specific values instead of general int.
3707 (define_attr guess, define_attr split): Remove. Update all uses.
3708 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
3709 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
3710 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
3711 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
3712 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
3713 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
3714 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
3715 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
3716 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
3717 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
3718 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
3719 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
3720 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
3721 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
3722 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
3723 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
3724 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
3725 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
3726 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
3727 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
3728 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
3729 Update or set attributes.
3730 (stack_tie): New fake instruction.
3732 * config/m68k/m68k.h (TUNE_CFV4): New macro.
3733 (m68k_sched_attr_size): Update declaration.
3734 (m68k_sched_attr_type2): Remove.
3735 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
3736 Declare new bypass predicates.
3738 * config/m68k/m68k.c (m68k_sched_issue_rate,
3739 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
3741 (TARGET_SCHED_ISSUE_RATE,
3742 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
3743 (override_options): Handle scheduling for ColdFire V4 core.
3744 (m68k_expand_prologue): Emit stack_tie.
3745 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
3746 'OP_TYPE_FPN'. Update all uses.
3747 (sched_guess_p): Remove.
3748 (sched_address_type): Handle symbolic addresses.
3749 (sched_get_operand): New static function.
3750 (sched_operand_type): Merge into sched_attr_op_type.
3751 (sched_attr_op_type): Handle FP registers, handle quick constants,
3753 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
3754 (m68k_sched_attr_size): Update. Move logic to ...
3755 (sched_get_attr_size_int): New static function.
3756 (sched_get_opxy_mem_type): New static function.
3757 (m68k_sched_attr_op_mem): Update.
3758 (m68k_sched_attr_type2): Remove.
3759 (sched_cfv4_bypass_data): New static variable.
3760 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
3761 (m68k_sched_issue_rate): Implement scheduler hook.
3762 (struct _sched_ib: enabled_p): New field.
3763 (m68k_sched_variable_issue): Update. Handle V4.
3764 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
3765 sched_dump_class_func_t, sched_dump_split_class,
3766 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
3767 sched_dump_dfa_class, m68k_sched_dump): Remove.
3768 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
3770 (m68k_sched_init_global): Remove statisctics dumping, introduce
3771 sanity check that all instructions have pipeline reservations. Handle
3773 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
3774 Handle ColdFire V4 core.
3775 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
3776 New static functions.
3777 (m68k_sched_address_bypass_p): New bypass predicate.
3778 (sched_get_indexed_address_scale): New static function.
3779 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
3781 * cf.md: Update comments.
3782 (define_attr type2): Remove. Use 'type' attribute instead.
3784 (cf_ib): Rename to cfv123_ib. Update all uses.
3785 (cf_oep): Rename to cfv123_oep. Update all uses.
3786 (cf_chr): Rename to cfv123_chr. Update all uses.
3787 (cf_mem): Rename to cfv123_mem. Update all uses.
3788 (cf_mac): Move to more appropriate place.
3789 (cfv123_guess): New automaton and cpu_unit.
3790 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
3791 Update uses of 'size' attribute. Handle before reload scheduling.
3792 (cfv123_guess): New dummy reservation for unhandled instructions.
3793 (cfv4_*): Pipeline description of ColdFire V4 core.
3794 (ignore): New reservation to handle 'ignore' type.
3796 2008-05-07 Ian Lance Taylor <iant@google.com>
3799 * gimplify.c (find_single_pointer_decl_1): Don't look through
3801 (find_single_pointer_decl): Adjust comments.
3803 2008-05-07 Jakub Jelinek <jakub@redhat.com>
3806 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
3807 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
3810 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
3811 integral type rather than floating point, then VIEW_CONVERT_EXPR
3812 to the floating point type.
3814 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3816 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
3817 TFmode op0 to register.
3819 2008-05-07 Alan Modra <amodra@bigpond.net.au>
3821 * c-decl.c (grokdeclarator): Comment typo.
3823 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
3825 * tree-flow.h: Remove prototype for computed_goto_p.
3826 * tree-cfg.c (computed_goto_p): Make static.
3828 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
3831 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
3832 (contains_aligned_value_p): This. Handle _Decimal128.
3833 (ix86_function_arg_boundary): Only align _Decimal128 to its
3834 natural boundary and handle it properly.
3836 2008-05-06 Martin Jambor <mjambor@suse.cz>
3838 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
3839 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
3840 (ipcp_method_set_orig_node): Removed.
3841 (ipcp_cval_get_cvalue_type): Removed.
3842 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
3843 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
3844 (ipcp_cval_set_cvalue_type): Removed.
3845 (ipcp_cval_get_cvalue): Removed.
3846 (ipcp_cval_set_cvalue): Removed.
3847 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
3848 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
3849 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
3850 (ipcp_cval_meet): Renamed to ipa_lattice_meet
3851 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
3852 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
3853 (ipcp_get_ith_lattice): Changed parameters.
3854 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
3855 (ipcp_lattice_from_jfunc): Changed parameters.
3856 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
3857 (ipcp_method_cval_print): Added temporary variable info.
3858 (ipcp_redirect): Removed already unused local variable caller.
3859 (ipcp_redirect): New temporary variable orig_callee_info
3860 (ipcp_redirect): Removed newly unused local variable callee.
3861 (ipcp_redirect): Removed (a bit confusing) local variable type.
3862 (ipcp_insert_stage): Added local variable info.
3863 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
3865 (ipcp_formal_create): Removed.
3866 (ipcp_method_cval_set): Removed.
3867 (ipcp_propagate_stage): Renamed lattice variables.
3868 (ipcp_method_cval_set_cvalue_type): Removed.
3869 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
3870 (ipcp_print_all_lattices): Changed printed strings to refer to
3871 lattices rather than cvals.
3872 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
3873 (ipcp_propagate_const): Changed formal parameters.
3874 (build_const_val): Changed formal parameters.
3875 (ipcp_insert_stage): Removed useless variable cvalue
3876 (build_const_val): Changed formal parameters.
3877 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
3878 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
3879 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
3880 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
3881 (ipcp_print_func_profile_counts): Changed string from "method" to
3883 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
3884 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
3885 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
3886 (ipcp_structures_print): Renamed to ipcp_print_all_structures
3887 (ipcp_profile_print): Renamed to ipcp_print_profile_data
3888 (ipcp_lat_is_const): Changed parameters and made inline.
3889 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
3890 (ipcp_redirect): Renamed to ipcp_need_redirect_p
3891 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
3892 the predicate condition directly
3893 (ipcp_propagate_stage): Added local variable args. Removed local
3894 variable callee. (Both are mere code simplifications.)
3895 (ipcp_method_dont_insert_const): Renamed to
3896 ipcp_node_not_modifiable_p.
3897 (ipcp_node_not_modifiable_p): Made inline.
3898 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
3899 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
3900 (ipcp_print_all_lattices): Removed variable cvalue
3901 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
3904 2008-05-06 Olivier Hainque <hainque@adacore.com>
3906 * tree-sra.c (try_instantiate_multiple_fields): Early return
3907 if field has POINTER_TYPE.
3909 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
3911 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
3912 by using 'q' specifier for instruction.
3913 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
3915 2008-05-06 Anatoly Sokolov <aesok@post.ru>
3917 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
3918 Change mode of zero_extract from QImode to HImode.
3919 (sign bit tests peepholes): (Ditto.).
3921 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
3923 * config/i386/mmx.md: Remove double backslashes from asm templates.
3924 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
3925 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3926 to handle nonimmediate operands.
3927 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
3928 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3929 to handle nonimmediate operands.
3930 (*mmx_<code>v2sf3_finite): New insn pattern.
3931 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
3932 (mmx_<code>v2sf3): New expander. Use
3933 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3934 (mmx_<plusminus_insn><mode>3): New expander. Use
3935 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3936 (*mmx_<plusminus_insn><mode>3): New insn pattern.
3937 (mmx_add<mode>3): Removed.
3938 (mmx_ssadd<mode>3): Ditto.
3939 (mmx_usadd<mode>3): Ditto.
3940 (mmx_sub<mode>3): Ditto.
3941 (mmx_sssub<mode>3): Ditto.
3942 (mmx_ussub<mode>3): Ditto.
3943 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
3944 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
3945 to handle nonimmediate operands.
3946 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
3948 (mmx_smulv4hi3_highpart): New expander. Use
3949 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3950 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
3952 (mmx_umulv4hi3_highpart): New expander. Use
3953 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3954 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
3955 (mmx_<code>v4hi3): New expander. Use
3956 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3957 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
3958 (mmx_<code>v8qi3): New expander. Use
3959 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3960 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
3961 (mmx_<code><mode>3): New expander. Use
3962 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3964 2008-05-05 Jan Hubicka <jh@suse.cz>
3966 PR tree-optimization/36118
3967 * passes.c (pass_init_dump_file): Fix dump header.
3969 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3972 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
3973 VCE for function decls.
3975 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
3977 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
3979 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
3981 * config/i386/i386.md (sat_plusminus): New.
3982 (plusminus_insn): Likewise.
3983 (plusminus_mnemonic): Likewise.
3985 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
3986 (*<addsub><mode>3_cc_overflow): Renamed to ...
3987 (*<plusminus_insn><mode>3_cc_overflow): This.
3988 (*<addsub>si3_zext_cc_overflow): Renamed to ...
3989 (*<plusminus_insn>si3_zext_cc_overflow): This.
3991 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
3992 (<plusminus_insn><mode>3): This.
3993 (*<addsub><mode>3): Renamed to ...
3994 (*<plusminus_insn><mode>3): This.
3995 (<sse>_vm<addsub><mode>3): Renamed to ...
3996 (<sse>_vm<plusminus_insn><mode>3): This.
3997 (sse3_h<addsub>v4sf3): Renamed to ...
3998 (sse3_h<plusminus_insn>v4sf3): This.
3999 (sse3_h<addsub>v2df3): Renamed to ...
4000 (sse3_h<plusminus_insn>v2df3): This.
4001 (<plusminus_insn><mode>3): New.
4002 (*<plusminus_insn><mode>3): Likewise.
4003 (sse2_<plusminus_insn><mode>3): Likewise.
4004 (add<mode>): Removed.
4005 (*add<mode>3): Likewise.
4006 (sse2_ssadd<mode>3): Likewise.
4007 (sse2_usadd<mode>3): Likewise.
4008 (sub<mode>3): Likewise.
4009 (*sub<mode>3): Likewise.
4010 (sse2_sssub<mode>3): Likewise.
4011 (sse2_ussub<mode>3): Likewise.
4013 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
4015 * gthr-single.h: Add in required interface elements as per gthr.h.
4016 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
4017 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
4018 Generalize UNUSED macro.
4019 (__gthread_once): Add.
4020 (__gthread_key_create): Add.
4021 (__gthread_key_delete): Add.
4022 (__gthread_getspecific): Add.
4023 (__gthread_setspecific): Add.
4025 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
4027 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
4028 the same size types for the indirect reference on the rhs, then
4031 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
4033 * config/i386/i386.md
4034 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
4035 one insn template instead of template series.
4036 (*xordi_1_rex64): Ditto.
4037 (*xordi_2_rex64): Ditto.
4039 2008-05-05 Ira Rosen <irar@il.ibm.com>
4041 PR tree-optimization/36119
4042 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
4045 2008-06-04 Jan Hubicka <jh@suse.cz>
4047 tree-optimization/36100
4048 * tree-pass.h (pass_O0_always_inline): Declare.
4049 * ipa-inline.c (inline_transform): Remove dead code.
4050 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
4051 pass_O0_always_inline): New.
4052 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
4054 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
4056 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
4057 mnemonic in this_param move for TARGET_64BIT.
4059 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
4061 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
4062 (*strmovsi_rex_1): Ditto.
4063 (*strsetsi_1): Ditto.
4064 (*strsetsi_rex_1): Ditto.
4066 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
4067 adddicc expanders using SWI mode iterator.
4069 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
4072 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
4075 2008-05-04 David S. Miller <davem@davemloft.net>
4077 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
4078 (sparc*-*-linux*): Use linux.h in tm_file.
4079 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
4080 compiler defaulting to 32-bit.
4081 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
4083 * config/sparc/linux.h: Remove definitions now obtained
4084 properly from linux.h
4085 * config/sparc/linux64.h: Likewise.
4086 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
4087 don't want this setting for 32-bit builds in a biarch compiler.
4088 * doc/install.texi: Add sparc-linux to list of targets
4089 supporting --enable-targets=all.
4091 2008-05-03 Andrew Pinski <pinskia@gmail.com>
4093 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
4095 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
4097 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
4098 after V4SI_FTYPE_V8HI.
4099 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
4100 case V4SI_FTYPE_V2DF.
4102 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
4104 * doc/invoke.texi (max-flow-memory-locations): Removed.
4105 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
4107 2008-05-03 Richard Guenther <rguenther@suse.de>
4110 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
4112 2008-05-02 David S. Miller <davem@davemloft.net>
4114 * config.gcc (need_64bit_hwint): Document libcpp dependency.
4116 2008-05-02 Simon Baldwin <simonb@google.com>
4119 * c-common.h (warn_array_subscript_range): Removed.
4120 * c-common.c (warn_array_subscript_range): Ditto.
4121 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
4122 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
4124 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
4126 * config/i386/i386.c (ix86_special_builtin_type): New.
4127 (bdesc_special_args): Likewise.
4128 (ix86_expand_special_args_builtin): Likewise.
4129 (ix86_init_mmx_sse_builtins): Updated.
4130 (ix86_expand_builtin): Updated.
4131 (ix86_expand_store_builtin): Removed.
4132 (ix86_expand_unop_builtin): Likewise.
4134 * config/i386/mm3dnow.h (__v2sf): Moved to ...
4135 * config/i386/mmintrin.h (__v2sf): Here.
4137 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
4139 (_mm_loadl_pi): Likewise.
4140 (_mm_storeh_pi): Replace __v2si with __v2sf.
4141 (_mm_storel_pi): Likewise.
4143 * doc/extend.texi: Correct __builtin_ia32_loadhps,
4144 __builtin_ia32_loadlps, __builtin_ia32_storehps,
4145 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
4146 __builtin_ia32_loadlpd.
4148 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
4150 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
4151 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
4152 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
4153 (ix86_init_mmx_sse_builtins): Updated.
4154 (ix86_expand_args_builtin): Likewise.
4155 (ix86_expand_builtin): Likewise.
4156 (ix86_expand_unop1_builtin): Renamed to ...
4157 (ix86_expand_unop_vec_merge_builtin): This.
4159 2008-05-01 Jan Hubicka <jh@suse.cz>
4162 * ipa-inline.c (inline_generate_summary): Make static.
4163 (inline_transform): Do not call inlining at -O0; make static.
4164 * passes.c (execute_todo): Add sanity check.
4165 (execute_one_ipa_transform_pass): Execute proper flags.
4167 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
4169 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
4170 (DECL_NONADDRESSABLE_P): Likewise.
4171 * alias.c (record_component_aliases): Fix comment.
4173 2008-05-01 Simon Baldwin <simonb@google.com>
4175 * c-common.h (warn_array_subscript_range): New function.
4176 * c-common.c (warn_array_subscript_range): Ditto.
4177 * tree-vrp.c (check_array_ref): Corrected code to agree with
4178 comment, ignoring only arrays of size 0 or size 1.
4179 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
4181 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4183 * config/i386/i386.c (ix86_builtin_type): Replace
4184 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
4185 (bdesc_args): Updated.
4186 (ix86_init_mmx_sse_builtins): Likewise.
4187 (ix86_expand_args_builtin): Likewise.
4189 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
4192 * doc/extend.texi: Correct __builtin_ia32_palignr.
4194 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4197 * config/i386/i386.c (bdesc_crc32): Removed.
4198 (ix86_expand_crc32): Likewise.
4199 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
4200 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
4201 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
4202 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
4203 UINT_FTYPE_UINT_UCHAR.
4204 (bdesc_args): Updated. Add crc32 builtins.
4205 (ix86_init_mmx_sse_builtins): Updated.
4206 (ix86_expand_args_builtin): Updated to support subreg.
4208 * doc/extend.texi: Correct __builtin_ia32_crc32di.
4210 2008-05-01 Jan Hubicka <jh@suse.cz>
4212 * tree-pass.h (opt_pass): Add IPA_PASS.
4213 (varpool_node, cgraph_node): Forward declare.
4214 (ipa_opt_pass): Define.
4215 (pass_ipa_inline): Turn into ipa_opt_pass.
4216 (pass_apply_inline): Remove.
4217 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
4218 (apply_inline): Turn into ....
4219 (inline_transform): ... this one.
4220 (inline_generate_summary): New function.
4221 (pass_apply_inline): Remove.
4222 * function.h (ipa_opt_pass): Forward declare structure; typedef;
4224 (struct function): Add ipa_transforms_to_apply.
4225 * passes.c (register_one_dump_file): Work on IPA_PASS.
4226 (init_optimization_passes): Remove pass_inline_parameters and
4228 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
4229 (execute_one_pass) ... here; apply transforms when possible.
4230 (add_ipa_transform_pass, execute_ipa_summary_asses,
4231 execute_one_ipa_transform_pass): New.
4232 (execute_ipa_pass_list): Update for IPA_PASS type.
4234 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4236 * config/i386/i386.c (ix86_builtin_type): Add
4237 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
4238 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
4239 (bdesc_args): Add SSE4a builtins.
4240 (ix86_init_mmx_sse_builtins): Updated.
4241 (ix86_expand_args_builtin): Likewise.
4242 (ix86_expand_builtin): Likewise.
4244 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4246 * config/i386/i386.c (ix86_builtin_type): Add
4247 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
4248 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
4249 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
4250 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
4251 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
4252 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
4253 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
4254 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
4255 and DI_FTYPE_DI_DI_INT.
4256 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
4257 (ix86_init_mmx_sse_builtins): Updated.
4258 (ix86_expand_args_builtin): Likewise.
4259 (ix86_expand_builtin): Likewise.
4260 (ix86_expand_binop_imm_builtin): Removed.
4262 * doc/extend.texi: Correct __builtin_ia32_palignr128.
4264 2008-04-30 Richard Guenther <rguenther@suse.de>
4266 PR tree-optimization/32921
4267 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
4269 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
4271 * config/arm/arm.c (arm_unwind_emit): Use
4272 crtl->all_throwers_are_sibcalls instead of
4273 cfun->all_throwers_are_sibcalls.
4274 (arm_output_fn_unwind): Likewise.
4275 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
4276 instead of cfun->uses_pic_offset_table.
4277 (frv_expand_prologue): Likewise.
4278 (frv_frame_pointer_required): Likewise.
4279 (frv_expand_fdpic_call): Likewise.
4280 (frv_emit_movsi): Likewise.
4281 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
4282 cfun->returns_pcc_struct instead of
4283 current_function_returns_pcc_struct.
4284 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
4285 instead of cfun->calls_eh_return.
4286 (m32c_pushm_popm): Likewise.
4287 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
4288 "extern" declaration.
4290 2008-04-30 Richard Guenther <rguenther@suse.de>
4292 PR tree-optimization/21636
4293 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
4295 (evaluate_stmt): Print the likely value.
4296 (ccp_visit_stmt): Avoid excessive vertical spacing.
4298 2008-04-30 Rafael Espindola <espindola@google.com>
4300 * builtins.c (fold_call_expr): Return realret.
4301 * tree-ssa-threadedge.c
4302 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
4303 __builtin_object_size.
4305 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
4307 * gcc.c (wrapper_string): New variable.
4308 (insert_wrapper): New function.
4309 (execute): New option -wrapper.
4310 * doc/invoke.texi (Overall Options): New driver option -wrapper.
4312 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
4314 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
4315 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
4316 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
4318 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
4319 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
4320 config/rs6000/e500crtres64gprctr.asm,
4321 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
4322 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
4323 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
4324 config/rs6000/e500crtsav64gprctr.asm,
4325 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
4326 config/rs6000/e500crtsavg64gprctr.asm: New files.
4327 * config/rs6000/t-ppccomm: Add build rules for new files.
4328 (LIB2FUNCS_STATIC_EXTRA): Add new files.
4329 * config/rs6000/t-netbsd: Add build rules for new files.
4330 (LIB2FUNCS_STATIC_EXTRA): New variable.
4331 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
4332 (CRTSAVRES_DEFAULT_SPEC): Likewise.
4333 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
4335 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
4337 * config/i386/i386.c (ix86_builtin_type): Add
4338 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
4339 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
4340 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
4341 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
4342 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
4343 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
4344 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
4345 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
4346 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
4347 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
4348 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
4349 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
4350 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
4351 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
4352 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
4353 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
4354 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
4355 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
4356 V1DI_FTYPE_V2SI_V2SI.
4357 (bdesc_2arg): Moved to ...
4359 (ix86_init_mmx_sse_builtins): Updated.
4360 (ix86_expand_args_builtin): Updated. Take a pointer
4361 to const struct builtin_description. Handle comparison
4363 (ix86_expand_sse_compare): Take a new argument for swapping operands.
4364 (ix86_expand_builtin): Updated.
4366 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
4367 (ssse3_pmaddubsw128): This.
4368 (ssse3_pmaddubswv4hi3): Renamed to ...
4369 (ssse3_pmaddubsw): This.
4371 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
4372 (__builtin_ia32_packssdw128): Likewise.
4373 (__builtin_ia32_packuswb128): Likewise.
4374 (__builtin_ia32_pmaddubsw): Likewise.
4375 (__builtin_ia32_pmaddubsw128): Likewise.
4377 2008-04-30 Richard Guenther <rguenther@suse.de>
4379 PR tree-optimization/14847
4380 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
4381 (recognize_bits_test): Use it.
4382 (recognize_single_bit_test): Likewise.
4384 2008-04-30 Martin Jambor <mjambor@suse.cz>
4386 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
4387 instead of setting number of formal parameters to zero.
4388 (ipcp_init_stage): Do not set the number of actual parameters to zero
4390 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
4391 which are called with variable number of arguments.
4392 (ipcp_insert_stage): Explicitely skipping all nodes which are
4393 called with variable number of arguments.
4394 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
4395 number of parameters.
4397 * ipa-prop.h (struct ipa_node_params): Added flag
4398 called_with_var_arguments
4399 (ipa_set_param_count): Added. Changed sole setter to use it.
4400 (ipa_get_param_count): Added. All readers of param_count
4401 converted to use it instead.
4402 (ipa_set_called_with_variable_arg): Added.
4403 (ipa_is_called_with_var_arguments): Added.
4404 (ipa_get_ith_param): Added. All readers of param_decls converted
4406 (ipa_set_cs_argument_count): Added, sole writer to argument_count
4408 (ipa_get_cs_argument_count): Added, all readers of argument_count
4410 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
4413 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
4414 (struct ipcp_lattice): Renamed cval_type to type
4415 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
4417 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
4418 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
4419 (ipcp_insert_stage): Changed the type of variable cvalue to tree
4420 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
4421 (build_const_val): Changed the type of parameter cvalue to tree
4422 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
4423 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
4425 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
4428 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
4429 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
4430 (ipa_add_method): Renamed to ipa_push_func_to_list
4431 (ipa_remove_method): Renamed to ipa_pop_func_from_list
4432 (ipa_callsite_param_count): Removed.
4433 (ipa_callsite_param_count_set): Removed.
4434 (ipa_callsite_param): Removed.
4435 (ipa_callsite_callee): Removed.
4436 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
4437 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
4438 (ipa_method_formal_count): Removed.
4439 (ipa_method_formal_count_set): Removed.
4440 (ipa_method_get_tree): Removed.
4441 (ipa_method_tree_map_create): Removed.
4442 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
4443 (ipa_create_param_decls_array): Creates the array itself
4444 (ipa_create_param_decls_array): Temporary variable info instead of
4446 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
4447 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
4448 (get_type): Removed.
4449 (ipa_jf_get_info_type): Removed.
4450 (ipa_node_create): Renamed to ipa_create_node_params
4451 (ipa_free): Renamed to ipa_free_all_node_params
4452 (ipa_nodes_create): Renamed to ipa_create_all_node_params
4453 (ipa_edges_create): Renamed to ipa_create_all_edge_args
4454 (ipa_edges_free): Renamed to ipa_free_all_edge_args
4455 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
4456 (ipa_free_all_node_params): Deallocation to jump_functions moved to
4457 ipa_free_all_edge_args
4458 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
4459 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
4460 (ipa_create_methodlist_node): Removed.
4461 (ipa_methodlist_method): Removed.
4462 (ipa_methodlist_method_set): Removed.
4463 (ipa_methodlist_next_method): Removed.
4464 (ipa_methodlist_next_method_set): Removed.
4465 (ipa_method_is_modified): Removed.
4466 (ipa_method_modify_create): Removed.
4467 (ipa_method_modify_init): Temporary variable info instead of a few
4469 (ipa_detect_param_modifications): Temporary variable info instead of
4471 (ipa_compute_jump_functions): Temporary variable info instead of
4473 (ipa_method_modify_set): Removed.
4474 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
4475 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
4476 than craph_node as the first parameter.
4477 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
4478 (ipa_method_modify_init): Removed.
4479 (ipa_compute_jump_functions): Added a temp variable instead of
4480 repeatadly dereferencing the cgraph_edge.aux pointer
4481 (ipa_callsite_param_set_type): Removed.
4482 (ipa_compute_jump_functions): i renamed to index and moved to
4484 (ipa_callsite_param_set_info_type_formal): Removed.
4485 (ipa_callsite_param_set_info_type): Removed.
4486 (ipa_callsite_param_map_create): Removed.
4487 (ipa_callsite_tree): Removed.
4488 (ipa_callsite_caller): Removed.
4489 (ipa_pop_func_from_list): return_method removed to return_func
4491 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
4492 prefixed all values with IPA_. Changed all users.
4493 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
4494 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
4495 and FORMAL_IPATYPE IPA_PASS_THROUGH.
4496 (union parameter_info): Renamed to jump_func_value.
4497 (union jump_func_value): Renamed value to constant
4498 (struct ipa_jump_func): Renamed info_type to value
4499 (struct ipa_node): Renamed to ipa_node_params
4500 (struct ipa_node_params): Renamed ipa_arg_num to param_count
4501 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
4502 (struct ipa_node_params): Renamed ipa_mod to modified_flags
4503 (struct ipa_edge): Renamed to ipa_edge_args
4504 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
4505 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
4506 (struct ipa_methodlist): Renamed to ipa_func_list
4507 (struct ipa_func_list): method_p renamed to node, next_method
4509 (ipa_methodlist_p): Removed, switched all users to struct pointer
4510 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
4512 2008-04-30 Alan Modra <amodra@bigpond.net.au>
4514 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
4515 (rs6000_emit_epilogue): Use backchain to restore only when we
4516 have a large frame. Make use of frame pointer to restore if we
4517 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
4519 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
4521 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
4522 Add mode to zero_extract.
4523 (sign bit tests peepholes): (Ditto.).
4525 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
4527 * config/i386/i386.c (ix86_builtins): Replace Prescott New
4528 Instructions in comments with SSE3.
4529 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
4530 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
4531 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
4532 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
4533 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
4534 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
4535 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
4536 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
4537 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
4538 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
4539 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
4540 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
4541 (bdesc_sse_args): Renamed to ...
4542 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
4543 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
4544 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
4546 (bdesc_1arg): Moved to ...
4548 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
4549 Instructions in comments with SSE3.
4550 (ix86_expand_sse_operands_builtin): Renamed to ...
4551 (ix86_expand_args_builtin): This. Updated.
4552 (ix86_expand_unop1_builtin): Update comments.
4553 (ix86_expand_builtin): Updated.
4555 2008-04-29 Richard Guenther <rguenther@suse.de>
4557 PR tree-optimization/36078
4558 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
4559 Update virtual SSA form after cleaning up the CFG.
4561 2008-04-29 Richard Guenther <rguenther@suse.de>
4564 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
4566 2008-04-29 Richard Guenther <rguenther@suse.de>
4568 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
4569 (compute_may_aliases): Do not call finalize_ref_all_pointers.
4570 (compute_flow_insensitive_aliasing): Do not treat
4571 PTR_IS_REF_ALL pointers special.
4572 (get_smt_for): Likewise.
4573 (may_alias_p): Re-structure.
4574 (is_escape_site): A ref-all pointer conversion is not an escape site.
4575 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
4576 PTR_IS_REF_ALL pointers special.
4577 * tree-ssa-structalias.h (struct alias_info): Remove
4578 ref_all_symbol_mem_tag field.
4579 (PTR_IS_REF_ALL): Remove.
4581 2008-04-29 Richard Guenther <rguenther@suse.de>
4584 * fold-const.c (extract_muldiv_1): In combining division constants
4585 make sure to never overflow.
4587 2008-04-29 Nick Clifton <nickc@redhat.com>
4589 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
4591 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4594 * optc-gen.awk: Work around HP-UX/IA awk bug.
4596 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
4598 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
4601 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4604 * config/i386/i386.md
4605 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
4606 Change operand 1 predicate to nonimmediate_operand.
4608 2008-04-28 Jakub Jelinek <jakub@redhat.com>
4611 * dwarf2out.c (struct die_struct): Mark as chain_circular through
4613 * gengtype.c (walk_type, write_func_for_structure): Handle
4615 * doc/gty.texi: Document chain_circular.
4617 2008-04-28 Richard Guenther <rguenther@suse.de>
4619 PR tree-optimization/36066
4620 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
4623 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4626 * config/i386/i386.md
4627 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
4628 Use match_scratch instead of match_operand for operands 3 and 4.
4630 2008-04-27 Richard Guenther <rguenther@suse.de>
4632 PR tree-optimization/18754
4633 PR tree-optimization/34223
4634 * tree-pass.h (pass_complete_unrolli): Declare.
4635 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
4636 loop size before and after unconditionally of UL_NO_GROWTH in effect.
4637 Rewrite loop into loop closed SSA form if it is not already.
4638 (tree_unroll_loops_completely): Re-structure to iterate over
4639 innermost loops with intermediate CFG cleanups.
4640 Unroll outermost loops only if requested or the code does not grow
4642 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
4643 loops are available.
4644 (tree_vectorize): Instead do so here.
4645 (tree_complete_unroll): Also unroll outermost loops.
4646 (tree_complete_unroll_inner): New function.
4647 (gate_tree_complete_unroll_inner): Likewise.
4648 (pass_complete_unrolli): New pass.
4649 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
4650 uses outside of the loop.
4651 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
4652 form if it is available.
4653 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
4654 * passes.c (init_optimization_passes): Schedule complete inner
4655 loop unrolling pass before the first CCP pass after final inlining.
4657 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
4659 * targhooks.h (default_emutls_var_fields,
4660 default_emutls_var_init): Declare.
4661 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
4662 * target.h (struct gcc_target): Add struct emutls member.
4663 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
4664 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
4665 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
4666 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
4667 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
4668 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
4669 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
4670 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
4671 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
4672 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
4673 emit debug information.
4674 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
4675 * varasm.c: Include targhooks.h.
4676 (emutls_object_section, emutls_tmpl_section): New.
4677 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
4678 (EMUTLS_SEPARATOR): New.
4680 (get_emutls_object_name): New.
4681 (default_emutls_var_fields): New, broken out of ...
4682 (get_emutls_object_type): ... here. Adjust to use target hooks.
4683 (get_emutls_init_templ_addr): Adjust to use target hooks.
4684 (emutls_decl): Adjust to use target hooks.
4685 (emutls_finish): Likewise.
4686 (default_emutls_var_init): New, broken out of ...
4687 (assemble_variable): ... here. Adjust to use target hooks.
4688 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
4690 * c-common.c (handle_section_attribute): Prevent overriding
4691 sections for emulated tls with special sections.
4692 * config/i386/i386.c (x86_64_elf_select_section): Add
4693 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
4694 (x86_64_elf_unique_section): Likewise.
4695 * config/vxworks.c: Include tree.h.
4696 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
4697 (vxworks_override_options): Set TLS scheme.
4698 * doc/tm.texi (Emulated TLS): New node.
4700 2008-04-26 Simon Baldwin <simonb@google.com>
4703 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
4704 with propagated string constants.
4706 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
4708 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
4709 constraint for operand 2 when operand 0 is memory operand.
4710 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
4711 operand 0 is memory operand.
4712 (fix_trunc<mode>_i387_with_temp): Ditto.
4713 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
4714 operand 2 when operand 1 is memory operand.
4715 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
4716 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
4717 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
4718 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
4719 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
4720 operands 2,3 and 4 when operand 1 is memory operand.
4721 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
4723 (fistdi2_floor_with_temp): Ditto.
4724 (fist<mode>2_floor_with_temp): Ditto.
4725 (fistdi2_ceil_with_temp): Ditto.
4726 (fist<mode>2_ceil_with_temp): Ditto.
4727 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
4729 2008-04-26 David Daney <ddaney@avtrex.com>
4731 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
4733 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
4734 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
4735 UNSPEC_UPDATE_GOT_VERSION): Renumber.
4736 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
4737 (compare_and_swap_12): New insn.
4738 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
4739 * config/mips/mips.c (mips_force_binary): New function.
4740 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
4741 (mips_expand_compare_and_swap_12): New function.
4742 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
4744 2008-04-25 Jan Hubicka <jh@suse.cz>
4747 * cfgexpand.c (pass_expand): Turn into RTL pass.
4748 * passes.c (execute_one_pass): Do pass typechecking after execution.
4749 * tree-pass.h (pass_expand): Turn into RTL pass.
4751 * function.h (struct rtl_data): Move here fields
4752 accesses_prior_frames, calls_eh_return, saves_all_registers,
4753 has_nonlocal_goto, has_asm_statement, is_thunk,
4754 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
4755 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
4756 arg_pointer_save_area_init from struct function; turn into bool.
4757 (struct function): Move
4758 calls_eh_return, saves_all_registers, has_nonlocal_goto,
4759 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
4760 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
4761 tail_call_emit, arg_pointer_save_area_init
4762 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
4763 (current_function_returns_struct, current_function_returns_pcc_struct,
4764 current_function_calls_setjmp, current_function_calls_alloca,
4765 current_function_accesses_prior_frames,
4766 current_function_calls_eh_return, current_function_is_thunk,
4767 current_function_stdarg, current_function_profile,
4768 current_function_limit_stack, current_function_uses_pic_offset_table,
4769 current_function_uses_const_pool, current_function_has_nonlocal_label,
4770 current_function_saves_all_registers,
4771 current_function_has_nonlocal_goto,
4772 current_function_has_asm_statement): Remove accesor macros.
4773 * ra-conflict.c (global_conflicts): Update.
4774 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
4775 (suitable_for_tail_call_opt_p): Update.
4776 * builtins.c (expand_builtin_return_addr): Update.
4777 (expand_builtin_setjmp_setup): Update.
4778 (expand_builtin_nonlocal_goto): Update.
4779 * final.c (final_start_function): Update.
4780 (profile_function): Update.
4781 (leaf_function_p): Update.
4782 (only_leaf_regs_used): Update.
4783 * df-scan.c (df_get_exit_block_use_set): Update.
4784 * dojump.c (clear_pending_stack_adjust): Update.
4785 * tree-stdarg.c (gate_optimize_stdarg): Update.
4786 * gimple-low.c (lower_function_body): Update.
4787 * global.c (compute_regsets): Update.
4788 (global_alloc): Update.
4789 * dwarf2out.c (dwarf2out_begin_prologue): Update.
4790 * expr.c (expand_assignment): Update.
4791 * dse.c (dse_step0): Update.
4792 (dse_step1): Update.
4793 * c-decl.c (store_parm_decls): Update.
4794 * local-alloc.c (combine_regs): Update.
4795 (find_free_reg): Update.
4796 * function.c (assign_parms_augmented_arg_list): Update.
4797 (assign_parm_find_data_types): Update.
4798 (assign_parms): Update.
4799 (allocate_struct_function): Update.
4800 (expand_function_start): Update.
4801 (expand_function_end): Update.
4802 (get_arg_pointer_save_area): Update.
4803 (thread_prologue_and_epilogue_insns): Update.
4804 (rest_of_match_asm_constraints): Update.
4805 * stor-layout.c (variable_size): Update.
4806 * gcse.c (gcse_main): Update.
4807 (bypass_jumps): Update.
4808 * gimplify.c (gimplify_function_tree): Update.
4809 * calls.c (emit_call_1): Update.
4810 (expand_call): Update.
4811 * bt-load.c (compute_defs_uses_and_gen): Update.
4812 * except.c (sjlj_assign_call_site_values): Update.
4813 (sjlj_emit_function_enter): Update.
4814 (can_throw_external): Update.
4815 (set_nothrow_function_flags): Update.
4816 (expand_builtin_unwind_init): Update.
4817 (expand_eh_return): Update.
4818 (convert_to_eh_region_ranges): Update.
4819 (output_function_exception_table): Update.
4820 * emit-rtl.c (gen_tmp_stack_mem): Update.
4821 * cfgexpand.c (expand_used_vars): Update.
4822 (tree_expand_cfg): Update.
4823 * cfgcleanup.c (rest_of_handle_jump): Update.
4824 * explow.c (allocate_dynamic_stack_space): Update.
4825 * varasm.c (assemble_start_function): Update.
4826 (force_const_mem): Update.
4827 (mark_constant_pool): Update.
4828 * tree-optimize.c (tree_rest_of_compilation): Update.
4829 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
4830 * tree-cfg.c (notice_special_calls): Update.
4831 (is_ctrl_altering_stmt): Update.
4832 (tree_can_make_abnormal_goto): Update.
4833 (tree_purge_dead_abnormal_call_edges): Update.
4834 * config/alpha/predicates.md: Update.
4835 * config/alpha/alpha.c (alpha_sa_mask): Update.
4836 (alpha_sa_size): Update.
4837 (alpha_does_function_need_gp): Update.
4838 (alpha_expand_prologue): Update.
4839 (alpha_start_function): Update.
4840 (alpha_output_function_end_prologue): Update.
4841 (alpha_expand_epilogue): Update.
4842 * config/frv/frv.c (frv_stack_info): Update.
4843 (frv_expand_epilogue): Update.
4844 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
4845 (s390_register_info): Update.
4846 (s390_frame_info): Update.
4847 (s390_init_frame_layout): Update.
4848 (s390_can_eliminate): Update.
4849 (save_gprs): Update.
4850 * config/spu/spu.c (spu_split_immediate): Update.
4851 (need_to_save_reg): Update.
4852 (spu_expand_prologue): Update.
4853 (spu_expand_epilogue): Update.
4854 * config/sparc/sparc.md: Update.
4855 * config/sparc/sparc.c (eligible_for_return_delay): Update.
4856 (sparc_tls_got): Update.
4857 (legitimize_pic_address): Update.
4858 (sparc_emit_call_insn): Update.
4859 (sparc_expand_prologue): Update.
4860 (output_return): Update.
4861 (print_operand): Update.
4862 (sparc_function_ok_for_sibcall): Update.
4863 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
4864 * config/m32r/m32r.md: Update.
4865 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
4866 (m32r_compute_frame_size): Update.
4867 (m32r_expand_prologue): Update.
4868 (m32r_expand_epilogue): Update.
4869 (m32r_legitimize_pic_address): Update.
4870 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
4871 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
4872 * config/i386/i386.c (ix86_frame_pointer_required): Update.
4874 (ix86_save_reg): Update.
4875 (ix86_compute_frame_layout): Update.
4876 (ix86_expand_prologue): Update.
4877 (ix86_expand_epilogue): Update.
4878 * config/sh/sh.c (output_stack_adjust): Update.
4879 (calc_live_regs): Update.
4880 (sh5_schedule_saves): Update.
4881 (sh_expand_prologue): Update.
4882 (sh_expand_epilogue): Update.
4883 (sh_setup_incoming_varargs): Update.
4884 (sh_allocate_initial_value): Update.
4885 (sh_get_pr_initial_val): Update.
4886 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
4887 * config/sh/sh.md (label:): Update.
4888 * config/avr/avr.c (out_movhi_mr_r): Update.
4889 * config/crx/crx.h (enum): Update.
4890 * config/xtensa/xtensa.h (along): Update.
4891 * config/stormy16/stormy16.c Update.
4892 (xstormy16_compute_stack_layout): Update.
4893 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
4894 (fr30_expand_prologue): Update.
4895 * config/cris/cris.c (cris_conditional_register_usage): Update.
4896 (cris_reg_saved_in_regsave_area): Update.
4897 (cris_initial_frame_pointer_offset): Update.
4898 (cris_simple_epilogue): Update.
4899 (cris_expand_prologue): Update.
4900 (cris_expand_epilogue): Update.
4901 (cris_expand_pic_call_address): Update.
4902 (cris_asm_output_symbol_ref): Update.
4903 (cris_asm_output_label_ref): Update.
4904 * config/cris/cris.md Update.
4905 * config/iq2000/iq2000.c (compute_frame_size): Update.
4906 (iq2000_expand_epilogue): Update.
4907 * config/mt/mt.h (save_direction): Update.
4908 * config/mn10300/mn10300.c (mn10300_function_value): Update.
4909 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4910 (ia64_secondary_reload_class): Update.
4911 * config/m68k/m68k.c (m68k_save_reg): Update.
4912 (m68k_expand_prologue): Update.
4913 (m68k_expand_epilogue): Update.
4914 (legitimize_pic_address): Update.
4915 * config/rs6000/rs6000.c (rs6000_got_register): Update.
4916 (first_reg_to_save): Update.
4917 (first_altivec_reg_to_save): Update.
4918 (compute_vrsave_mask): Update.
4919 (compute_save_world_info): Update.
4920 (rs6000_stack_info): Update.
4921 (spe_func_has_64bit_regs_p): Update.
4922 (rs6000_ra_ever_killed): Update.
4923 (rs6000_emit_eh_reg_restore): Update.
4924 (rs6000_emit_allocate_stack): Update.
4925 (rs6000_emit_prologue): Update.
4926 (rs6000_emit_epilogue): Update.
4927 (rs6000_output_function_epilogue): Update.
4928 (output_profile_hook): Update.
4929 (rs6000_elf_declare_function_name): Update.
4930 * config/rs6000/rs6000.h (rs6000_args): Update.
4931 * config/rs6000/rs6000.md: Update.
4932 * config/mcore/mcore.c (mcore_expand_prolog): Update.
4933 * config/arc/arc.c (arc_output_function_epilogue): Update.
4934 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
4935 * config/darwin.c (machopic_function_base_name): Update.
4936 * config/score/score3.c (score3_compute_frame_size): Update.
4939 (score3_epilogue): Update.
4940 * config/score/score7.c (score7_compute_frame_size): Update.
4941 (score7_prologue): Update.
4942 (score7_epilogue): Update.
4943 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
4944 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
4945 * config/arm/arm.c (use_return_insn): Update.
4946 (require_pic_register): Update.
4947 (arm_load_pic_register): Update.
4948 (arm_compute_save_reg0_reg12_mask): Update.
4949 (arm_compute_save_reg_mask): Update.
4950 (thumb1_compute_save_reg_mask): Update.
4951 (output_return_instruction): Update.
4952 (arm_output_function_prologue): Update.
4953 (arm_output_epilogue): Update.
4954 (arm_get_frame_offsets): Update.
4955 (arm_expand_prologue): Update.
4956 (thumb_pushpop): Update.
4957 (thumb_exit): Update.
4958 (thumb1_expand_prologue): Update.
4959 (thumb1_expand_epilogue): Update.
4960 (arm_unwind_emit): Update.
4961 (arm_output_fn_unwind): Update.
4962 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
4963 * config/arm/arm.md: Update.
4964 * config/pa/pa.md: Update.
4965 * config/pa/pa.c (legitimize_pic_address): Update.
4966 (compute_frame_size): Update.
4967 (hppa_expand_prologue): Update.
4968 (hppa_expand_epilogue): Update.
4969 (borx_reg_operand): Update.
4970 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
4971 (HARD_REGNO_RENAME_OK): Update.
4972 * config/mips/mips.c (mips_global_pointer): Update.
4973 (mips_save_reg_p): Update.
4974 (mips_compute_frame_info): Update.
4975 (mips_frame_pointer_required): Update.
4976 (mips_expand_prologue): Update.
4977 (mips_expand_epilogue): Update.
4978 (mips_can_use_return_insn): Update.
4979 (mips_reorg_process_insns): Update.
4980 * config/v850/v850.c (compute_register_save_size): Update.
4981 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
4982 * config/mmix/mmix.c (along): Update.
4983 (mmix_expand_epilogue): Update.
4984 * config/bfin/bfin.c (legitimize_pic_address): Update.
4985 (must_save_p): Update.
4986 (stack_frame_needed_p): Update.
4987 (add_to_reg): Update.
4988 (bfin_expand_prologue): Update.
4989 * stmt.c (expand_asm_operands): Update.
4990 * reload1.c (reload): Update.
4991 (init_elim_table): Update.
4993 2008-04-25 Bob Wilson <bob.wilson@acm.org>
4995 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
4997 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
4999 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
5000 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
5001 (mov<mode>): Removed.
5002 (*movv4sf_internal): Likewise.
5003 (*movv2df_internal): Likewise.
5005 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
5007 * config.gcc (crx-*-elf): Remove deprecation.
5009 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
5011 * config/i386/cygming-crtend.c (register_frame_ctor): Register
5012 __gcc_deregister_frame with atexit.
5013 (deregister_frame_dtor): Remove.
5015 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
5016 Nathan Sidwell <nathan@codesourcery.com>
5018 * config/rs6000/rs6000.opt (mspe): Remove Var property.
5020 * config/rs6000/rs6000.h (rs6000_spe): Declare.
5021 (rs6000_isel): Likewise.
5022 * config/rs6000/rs6000.c (rs6000_spe): New variable.
5023 (rs6000_isel): New variable.
5024 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
5026 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5029 * c-common.c (handle_vector_size_attribute): Call
5030 lang_hooks.types.reconstruct_complex_type instead of
5031 reconstruct_complex_type.
5032 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
5033 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
5034 * langhooks.h (struct lang_hooks_for_types): Add
5035 reconstruct_complex_type hook.
5036 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
5037 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
5039 2008-04-24 Richard Guenther <rguenther@suse.de>
5041 * c-common.h (check_builtin_function_arguments): Declare.
5042 * c-common.c (validate_nargs): New function.
5043 (check_builtin_function_arguments): Likewise.
5044 * c-typeck.c (build_function_call): Call
5045 check_builtin_function_arguments.
5046 * builtins.c (fold_builtin_classify): Remove error reporting code.
5047 (fold_builtin_unordered_cmp): Likewise.
5048 (fold_builtin_1): Likewise.
5049 (fold_builtin_n): Likewise.
5051 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5053 PR tree-optimization/36008
5054 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
5055 the original op1, rather than delta by step.
5057 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
5058 Sebastian Pop <sebastian.pop@amd.com>
5060 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
5061 eliminate_local_variables_stmt, eliminate_local_variables,
5062 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
5063 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
5064 of code delimited by two edges in the CFG.
5065 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
5066 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
5067 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
5068 the case of parallelisation of reductions.
5069 (expr_invariant_in_region_p): New.
5071 * tree-flow.h (gather_blocks_in_sese_region): Declared.
5072 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
5074 2008-04-24 Ira Rosen <irar@il.ibm.com>
5075 Richard Guenther <rguenther@suse.de>
5077 PR tree-optimization/36034
5078 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
5079 incapable of dealing with loads with gaps.
5081 2008-04-24 Rafael Espindola <espindola@google.com>
5083 * tree-flow.h (vrp_evaluate_conditional): Change signature.
5084 * tree-ssa-propagate.c (fold_predicate_in): Update call to
5085 vrp_evaluate_conditional.
5086 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
5087 (vrp_evaluate_conditional): Split the cond argument.
5088 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
5089 (simplify_stmt_for_jump_threading): Update call to
5090 vrp_evaluate_conditional.
5092 2008-04-24 Ira Rosen <irar@il.ibm.com>
5094 PR tree-optimization/35982
5095 * tree-vect-analyze.c (vect_check_interleaving): Check that the
5096 interleaved data-refs are of the same type.
5098 2008-04-24 Danny Smith <dannysmith@users.net>
5100 * c-format.c (check_format_info_main): Use strncmp rather than a
5101 magic prefix to handle multichar length specs.
5102 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
5103 Don't prefix "I64" and "I32" with '\0'.
5105 2008-04-24 Jakub Jelinek <jakub@redhat.com>
5108 * config/i386/i386.c (init_cumulative_args): Don't pass anything
5109 in registers for -m32 only if stdarg_p (fntype).
5111 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
5113 PR rtl-optimization/36006
5114 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
5115 temp to op0 in order to avoid invalid rtx sharing.
5117 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
5119 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
5120 check TREE_INVARIANT.
5121 * tree-gimple.c (is_gimple_address): New.
5122 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
5123 * tree-gimple.h (is_gimple_address): New.
5124 * tree.h (decl_address_invariant_p): New.
5125 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
5126 (build_string): Likewise.
5127 (decl_address_invariant_p): New, from is_gimple_invariant_address.
5128 (tree_invariant_p_1): Likewise.
5129 (save_expr): Use it.
5130 (tree_invariant_p): New.
5131 (skip_simple_arithmetic): Use it.
5132 (stabilize_reference_1): Use it.
5133 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
5135 (build1_stat): Drop code to compute TREE_INVARIANT.
5136 (build2_stat): Drop code to compute TREE_INVARIANT.
5137 (build3_stat): Drop code to compute TREE_INVARIANT.
5138 (build4_stat): Drop code to compute TREE_INVARIANT.
5139 (build5_stat): Drop code to compute TREE_INVARIANT.
5140 (build7_stat): Drop code to compute TREE_INVARIANT.
5141 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
5142 * tree.h (struct tree_base): Remove invariant_flag.
5143 (TREE_INVARIANT): Remove.
5144 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
5145 (fold_builtin_expect): Check TREE_CONSTANT.
5146 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
5147 * c-tree.h (c_expr_to_decl): Drop third parameter.
5148 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
5149 (build_c_cast): Don't set TREE_INVARIANT.
5150 (pop_init_level): Don't set TREE_INVARIANT.
5151 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
5152 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
5154 (gimplify_init_constructor): Don't set TREE_INVARIANT.
5155 (gimplify_addr_expr): Adjust comment.
5156 * tree-mudflap.c (mf_build_string):
5157 * print-tree.c (print_node): Don't print TREE_INVARIANT.
5158 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
5159 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
5160 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
5161 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
5162 * langhooks.h (struct lang_hooks): Drop third parameter from
5165 2008-04-23 Richard Guenther <rguenther@suse.de>
5167 PR tree-optimization/27799
5168 PR tree-optimization/32921
5169 PR tree-optimization/32624
5170 * tree-ssa-structalias.c (merge_smts_into): Only merge the
5171 SMTs aliases and the tag itself into the solution.
5172 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
5173 merge the points-to solution back into the SMT aliases.
5174 (may_alias_p): Use alias_set_subset_of instead of
5175 aliases_conflict_p. A pointer which points to
5176 memory with alias set zero may access any variable.
5178 2008-04-23 Richard Guenther <rguenther@suse.de>
5180 * alias.c (alias_set_subset_of): Correctly handle asking
5181 if zero is a subset of an alias set with zero child.
5182 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
5183 (compute_flow_insensitive_aliasing): Correctly walk all
5184 pointers. Do not unnecessarily union sets.
5186 2008-04-23 Richard Guenther <rguenther@suse.de>
5189 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
5191 2008-04-22 Tomas Bily <tbily@suse.cz>
5193 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
5195 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
5197 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
5198 * tree-ssa-structalias.c (get_constraint_for): Likewise.
5199 * tree-inline.c (estimate_num_insns_1): Likewise.
5200 * varasm.c (const_hash_1, compare_constant, copy_constant)
5201 (compute_reloc_for_constant, output_addressed_constants): Likewise.
5202 * emit-rtl.c (component_ref_for_mem_expr)
5203 (set_mem_attributes_minus_bitpos): Likewise.
5204 * expr.c (highest_pow2_factor, expand_expr_real_1, )
5205 (is_aligning_offset): Likewise.
5206 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
5207 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
5208 * dojump.c (do_jump): Likewise.
5209 * builtins.c (get_pointer_alignment, get_memory_rtx)
5210 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
5211 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
5213 2008-04-23 Jakub Jelinek <jakub@redhat.com>
5215 PR rtl-optimization/36017
5216 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
5217 expanding the library call.
5219 2008-04-22 Ian Lance Taylor <iant@google.com>
5221 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
5224 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
5226 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
5227 of LR/CTR moves for Power6.
5229 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5232 * passes.c (init_optimization_passes): Remove
5233 pass_fast_rtl_byte_dce.
5235 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
5238 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
5239 builtin functions to generate faster code.
5240 (_mm_cvtpu16_ps): Ditto.
5241 (_mm_cvtpi32x2_ps): Ditto.
5243 2008-04-22 Nick Clifton <nickc@redhat.com>
5245 * common.opt (ftree-loop-distribution): Add Optimization
5248 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
5249 (frv_expand_builtin_va_start): Likewise.
5251 * config/arm/arm.c (thumb_find_work_register): Fix location of
5252 argument register count.
5254 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5256 Support scheduling for ColdFire V1 and V3 microarchitecture.
5257 Improve scheduling of multiplication instructions.
5259 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
5260 (mac): New instruction attribute.
5261 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
5262 (m68k_sched_mac): New variable.
5263 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
5264 Handle cfv1 and cfv3.
5265 (max_insn_size): New static variable.
5266 (struct _sched_ib): New type.
5267 (sched_ib): New static variable.
5268 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
5269 to fields of 'struct _sched_ib sched_ib'. Update all uses.
5270 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
5272 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
5273 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
5274 new variables. Update.
5275 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
5276 Add modeling of cfv3 instruction buffer. Update.
5277 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
5278 * config/m68k/m68k.h (TUNE_CFV3): New macro.
5279 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
5280 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
5281 a particular reservation applies to.
5282 (type2): Reorganize attribute values. Rename alu to alu_reg,
5283 alu_l to alu, move_l to omove. Join move to alu. Split mul
5285 (cf_ib_*): Simplify description of instruction buffer.
5286 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
5287 (cf_mem): Split into cf_mem1 and cf_mem2.
5288 (cf_v2_move_??): Rename to cfv12_alu_??.
5289 (cf_v2_move_l_??): Rename to cfv12_omove_??.
5290 (cf_v2_mul_??): Remove reservations.
5291 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
5292 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
5293 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
5295 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
5296 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
5297 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
5298 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
5299 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
5300 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
5301 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
5302 expansions of the above reservations for instructions of sizes
5305 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5307 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
5309 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
5311 * coverage.c: Include tree-pass.h.
5312 (coverage_counter_alloc): Print da_file_name to the dump file.
5314 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
5316 * sbitmap.c (sbitmap_range_empty_p): New function.
5317 * sbitmap.h (sbitmap_range_empty_p): New function.
5318 * bitmap.h: Now includes obstack.h.
5320 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
5321 Kenneth Zadeck <zadeck@naturalbridge.com>
5323 * dbgcnt.def (ra_byte_scan): Added.
5324 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
5325 when the last hit happens for a counter.
5326 * timevar.def (TV_DF_BYTE_LR): New variable.
5327 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
5328 * passes.c (pass_fast_rtl_byte_dce): New pass.
5329 * fwprop.c (update_df): Added mode to call df_ref_create.
5330 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
5331 DF_REF_EXTRACT_OFFSET.
5332 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
5333 DF_BYTE_LR_OUT, df_byte_lr): New macro.
5335 (df_ref_extract): Added mode field.
5336 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
5337 DF_REF_EXTRACT_OFFSET.
5338 (DF_REF_EXTRACT_MODE): New macro.
5339 (df_byte_lr_bb_info): New structure.
5340 (df_print_byte_regset, df_compute_accessed_bytes,
5341 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
5342 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
5343 df_byte_lr_simulate_uses,
5344 df_byte_lr_simulate_artificial_refs_at_top,
5345 df_byte_lr_simulate_artificial_refs_at_end,
5346 df_compute_accessed_bytes): New function.
5347 (df_ref_create): Add parameter.
5348 (df_byte_lr_get_bb_info): New inline function.
5349 * df-scan.c (df_ref_record, df_uses_record,
5350 df_ref_create_structure): Added mode parameter.
5351 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
5352 df_defs_record, df_uses_record, df_get_conditional_uses,
5353 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
5354 df_entry_block_defs_collect, df_exit_block_uses_collect):
5355 Added mode parameter to calls to df_ref_record, df_uses_record,
5356 df_ref_create_structure.
5357 (df_ref_equal_p, df_ref_compare): Added test for modes.
5358 (df_ref_create_structure): Added code to set mode. Renamed
5359 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
5360 DF_REF_EXTRACT_OFFSET.
5361 * df-core.c (df_print_byte_regset): New function.
5362 * df-byte-scan.c: New file.
5363 * df-problems.c (df_rd_transfer_function): Removed unnecessary
5364 calls to BITMAP_FREE.
5365 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
5366 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
5367 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
5368 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
5369 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
5370 df_byte_lr_local_compute, df_byte_lr_init,
5371 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
5372 df_byte_lr_transfer_function, df_byte_lr_free,
5373 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
5374 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
5375 df_byte_lr_simulate_uses,
5376 df_byte_lr_simulate_artificial_refs_at_top,
5377 df_byte_lr_simulate_artificial_refs_at_end): New function.
5378 * dce.c (byte_dce_process_block): New function.
5379 (dce_process_block): au is now passed in rather than computed
5380 locally. Changed loops that look at artificial defs to not look
5381 for conditional or partial ones, because there never are any.
5382 (fast_dce): Now is able to drive byte_dce_process_block or
5383 dce_process_block depending on the kind of dce being done.
5384 (rest_of_handle_fast_dce): Add parameter to fast_dce.
5385 (rest_of_handle_fast_byte_dce): New function.
5386 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
5387 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
5389 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
5392 * gcc.h: Added fortran options that take arguments to
5393 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
5396 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
5398 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
5399 scalarization if on the LHS and not a full access.
5401 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5403 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
5405 2008-04-18 Rafael Espindola <espindola@google.com>
5407 * tree-vrp.c (find_case_label_index): Fix the binary search.
5408 (find_case_label_range): New.
5409 (vrp_visit_switch_stmt): Use find_case_label_range.
5410 (simplify_switch_using_ranges): Use find_case_label_range.
5412 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
5414 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
5415 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
5417 2008-04-18 Tom Tromey <tromey@redhat.com>
5420 * doc/cpp.texi (Implementation-defined behavior): Mention
5423 2008-04-18 Ian Lance Taylor <iant@google.com>
5425 * fold-const.c (pointer_may_wrap_p): New static function.
5426 (fold_comparison): Add another test for pointer overflow. Use
5427 pointer_may_wrap_p to disable some false positives.
5429 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
5431 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
5432 (fname_as_string): Match updated cpp_interpret_string prototype.
5433 (fix_string_type): Support char16_t* and char32_t*.
5434 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
5435 derivative) nodes. Register as builtin if C++0x.
5436 (c_parse_error): Support CPP_CHAR{16,32}.
5437 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
5438 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
5439 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
5440 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
5441 CTI_CHAR32_ARRAY_TYPE>: New elements.
5442 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
5443 char32_type_node, signed_char32_type_node, char16_array_type_node,
5444 char32_array_type_node): New defines.
5445 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
5446 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
5447 (lex_string): Support CPP_STRING{16,32}, match updated
5448 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
5449 (lex_charconst): Support CPP_CHAR{16,32}.
5450 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
5451 and CPP_STRING{16,32}.
5453 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
5456 * aclocal.m4: Regenerate.
5457 * configure: Regenerate.
5459 2008-04-18 Jan Hubicka <jh@suse.cz>
5461 * except.c (dw2_size_of_call_site_table,
5462 sjlj_size_of_call_site_table): Use vector API for call_site_record.
5464 * cgraphbuild.c (build_cgraph_edges): Update.
5465 * tree-pass.h: Update comment.
5466 * final.c (leaf_function_p): Update.
5467 (leaf_renumber_regs): Update.
5468 (rest_of_clean_state): Update.
5469 * omp-low.c (expand_omp_parallel): Update.
5470 * ipa-reference.c (analyze_function): Update.
5471 * reorg.c (find_end_label): Update.
5472 (optimize_skip): Update.
5473 (fill_simple_delay_slots): Update.
5474 (fill_simple_delay_slots): Update.
5475 (make_return_insns): Update.
5476 (dbr_schedule): Update.
5477 * gimple-low.c (record_vars_into): Update.
5478 * cfgbuild.c (make_edges): Update.
5479 * function.c (assign_stack_local): Update.
5480 (assign_parm_adjust_stack_rtl): Update.
5481 (locate_and_pad_parm): Update.
5482 (allocate_struct_function): Do not initialize stack_alignment_needed
5483 and preferred_stack_boundary here.
5484 (stack_protect_prologue): Update.
5485 (stack_protect_epilogue): Update.
5486 (expand_function_start): Initialize stack_alignment_needed,
5487 preferred_stack_boundary and max_jumptable_ents.
5488 (expand_function_end): Update.
5489 (free_after_compilation): Do not NULLify epilogue_delay_list.
5490 * function.h (struct rtl_data): Add stack_protect_guard,
5491 stack_alignment_needed,
5492 preferred_stack_boundary, epilogue_delay_list.
5493 (struct function): Remove value_histograms, stack_alignment_needed,
5494 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
5496 unexpanded_var_list, stack_protect_guard.
5497 (current_function_epilogue_delay_list): Remove.
5498 * ipa-type-escape.c (analyze_function): Update.
5499 * gimplify.c (pop_gimplify_context): Update comment.
5500 * calls.c (expand_call): Update.
5501 (emit_library_call_value_1): Update.
5502 * except.c (set_nothrow_function_flags): Update.
5503 * cfgexpand.c (get_decl_align_unit): Update.
5504 (create_stack_guard): Update.
5505 (estimated_stack_frame_size): Update.
5506 (expand_used_vars): Update.
5507 (tree_expand_cfg): Free histogram earliers, init expansion variables.
5508 * explow.c (allocate_dynamic_stack_space): Update.
5509 * tree-ssa-live.c (remove_unused_locals): Update.
5510 * varasm.c (mark_constant_pool): Update.
5511 * tree-inline.c (remap_decls): Update.
5512 (initialize_cfun): Update.
5513 (declare_return_variable): Update.
5514 (inline_forbidden_p): Update.
5515 (expand_call_inline): Update.
5516 (declare_inline_vars): Update.
5517 (tree_function_versioning): Update.
5518 * tree-flow.h (value_histograms): New.
5519 (VALUE_HISTOGRAMS): New macro.
5520 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
5522 * tree-cfg.c (set_bb_for_stmt): Update.
5523 (replace_by_duplicate_decl): Update.
5524 (move_block_to_fn): Update.
5525 (new_label_mapper): Update.
5526 (dump_function_to_file): Update.
5527 * ipa-struct-reorg.c (build_data_structure): Update.
5528 * cfgrtl.c (print_rtl_with_bb): Update.
5529 * reload1.c (reload): Update.
5531 * config/i386/i386.c (setup_incoming_varargs_64,
5532 ix86_compute_frame_layout): Update.
5533 * config/arc/arc.c (arc_output_function_epilogue): Update.
5535 2008-04-18 Marius Strobl <marius@FreeBSD.org>
5537 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
5538 for FreeBSD as well.
5539 * gthr-posix95.h: Likewise.
5541 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
5543 PR rtl-optimization/35838
5544 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
5545 out the byte offset of the first subreg.
5547 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
5549 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
5550 to split_ti instead of three separate calls with single member arrays.
5551 (subti3 splitter): Ditto.
5552 (adddi3 splitter): Ditto with split_di.
5553 (subdi3 splitter): Ditto.
5554 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
5555 two separate calls with single member arrays. Swap match_dup
5556 operands 1 and 2 to better fit into the array.
5557 (negdi2 splitter): Ditto with split_di.
5558 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
5559 two separate calls with single member arrays. Swap match_dup operands
5560 6 and 7 to better fit into the array.
5562 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
5564 * config/i386/i386.c (sse_builtin_type): New.
5565 (bdesc_sse_args): Likewise.
5566 (bdesc_sse_3arg): Removed.
5567 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5568 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
5569 IX86_BUILTIN_ROUNDPS.
5570 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
5571 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
5572 IX86_BUILTIN_ROUNDPS.
5573 (ix86_expand_sse_4_operands_builtin): Removed.
5574 (ix86_expand_sse_operands_builtin): New.
5575 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
5576 and CODE_FOR_sse4_1_roundps.
5577 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5578 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
5580 2008-04-17 Alan Modra <amodra@bigpond.net.au>
5583 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
5584 regs before frame pop when needed. If use_backchain_to_restore_sp
5585 then load backchain into a temp reg to restore vr and vrsave. Add
5586 code to restore vr after frame pop if possible.
5588 2008-04-17 Richard Guenther <rguenther@suse.de>
5590 * tree-vn.c (expressions_equal_p): Do not check type
5591 equality or compatibility before calling operand_equal_p.
5592 * fold-const.c (operand_equal_p): Check equivalence of
5593 integer constants before bailing out due to signedness or
5594 precision differences.
5595 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
5596 spurious differences in type qualification. Ignore types
5597 for COMPONENT_REFs at all.
5599 2008-04-17 Christian Bruel <christian.bruel@st.com>
5601 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
5602 msw_skip comparison.
5604 2008-04-16 Jakub Jelinek <jakub@redhat.com>
5607 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
5610 PR tree-optimization/35899
5611 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
5612 rather than TREE_OPERAND.
5614 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
5617 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
5618 temporary registers. Change operand predicate to general_operand.
5619 (remainderxf3): Ditto.
5621 2008-04-16 Richard Guenther <rguenther@suse.de>
5623 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
5624 * tree-affine.c (aff_combination_expand): Look through some
5627 2008-04-15 Doug Kwan <dougkwan@google.com>
5629 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
5631 * tree-pretty-print.c (dump_generic_node): Ditto.
5632 * final.c (output_addr_const): Ditto.
5633 * dwarf2out.c (output_cfi): Ditto.
5634 * c-pretty-print.c (pp_c_integer_constant): Ditto.
5635 * print-rtl.c (print_rtx): Ditto.
5636 * print-tree.c (print_node_brief, print_node): Ditto.
5637 * c-common.c (match_case_to_enum_1): Ditto.
5638 * sched-vis.c (print_value): Ditto.
5639 * config/i386/i386.c (print_operand): Cast to long unsigned int
5642 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
5643 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
5644 MS Windows VirtualProtect function.
5646 2008-04-15 Jan Hubicka <jh@suse.cz>
5648 * gengtype.c (write_root): Param_is argument is OK.
5649 * expr.c (expand_expr_real_1): Update call of get_exception_*.
5650 * function.h: Include varray.h
5651 (rtl_eh): New stucture based on except.c one.
5652 (call_site_record): New forward declaration and vector type.
5653 * calls.c (emit_call_1): Do not call
5654 note_current_region_may_contain_throw.
5655 * except.c (eh_status): Remove cur_region, try_region since they are
5657 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
5658 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
5659 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
5660 Remove call_site_data_used, call_site_data_size.
5661 Turn call_site_record into vector in function.h.
5662 (note_current_region_may_contain_throw): Remove.
5663 (get_exception_pointer, get_exception_filter): Do not take struct
5664 function argument; update.
5665 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
5666 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
5667 build_post_landing_pads, dw2_build_landing_pads,
5668 sjlj_assign_call_site_values, sjlj_mark_call_sites,
5669 sjlj_emit_function_enter, sjlj_emit_function_enter,
5670 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
5671 sjlj_build_landing_pads, finish_eh_generation,
5672 remove_exception_handler_label, remove_eh_handler,
5673 maybe_remove_eh_handler, add_reachable_handler,
5674 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
5675 add_action_record, collect_one_action_chain, add_call_site,
5676 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
5677 sjlj_output_call_site_table, output_function_exception_table,
5678 * except.h (note_current_region_may_contain_throw): Remove
5679 (get_exception_pointer, get_exception_filter): Do not take struct
5681 * Makefile.in (GTFILES): Put varargs before struct function.
5683 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
5685 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
5686 punt for STRING_CST.
5687 (get_constraint_for): Deal with STRING_CST here instead.
5689 2008-04-15 Richard Guenther <rguenther@suse.de>
5691 * tree-ssa-propagate.c (substitute_and_fold): Substitute
5692 statements in a basic-block with a backward walk. Do not
5693 substitute into dead statements but instead remove those.
5695 2008-04-15 Richard Guenther <rguenther@suse.de>
5697 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
5698 to zero, thus disable creation of SFTs.
5700 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
5702 * tree-predcom.c (suitable_reference_p): Return false if the
5703 reference can throw.
5705 2008-04-15 Jakub Jelinek <jakub@redhat.com>
5708 * c-decl.c (finish_decl): If extern or static var has variable
5709 size, set TREE_TYPE (decl) to error_mark_node.
5711 2008-04-15 Rafael Espindola <espindola@google.com>
5713 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
5716 2008-04-15 Richard Guenther <rguenther@suse.de>
5718 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
5719 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
5720 (visit_reference_op_load): Do walk vuse-vdef chains on
5721 vn_reference_lookup.
5722 (visit_reference_op_store): But do not here.
5723 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
5724 vn_reference_lookup.
5725 (vn_lookup_with_vuses): But do so here.
5727 2008-04-14 Ian Lance Taylor <iant@google.com>
5729 * fold-const.c (fold_overflow_warning): Remove assertion.
5731 2008-04-15 Ben Elliston <bje@au.ibm.com>
5733 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
5734 temp1 local variables.
5736 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
5739 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
5740 ".text.unlikely" section as executable.
5742 2008-04-14 James E. Wilson <wilson@tuliptree.org>
5744 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5745 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
5746 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
5747 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
5748 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
5749 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
5750 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
5752 2008-04-14 Ian Lance Taylor <iant@google.com>
5754 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
5755 * fold-const.c (fold_comparison): If appropriate, test
5756 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
5757 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
5758 reassociating a pointer type.
5759 * doc/invoke.texi (Optimize Options): Document that
5760 -fstrict-overflow applies to pointer wraparound.
5762 2008-04-13 Jan Hubicka <jh@suse.cz>
5764 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
5766 2008-04-12 Andrew Pinski <pinskia@gmail.com>
5768 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
5769 we are going to "save the world".
5771 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
5773 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
5774 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
5775 operand 0 constraint, not "=".
5777 2008-04-11 James E. Wilson <wilson@tuliptree.org>
5779 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
5781 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
5783 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
5784 of size of positions_needed * CHAR_BIT.
5786 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
5789 * dse.c (store_info): Change positions_needed to unsigned
5791 (lowpart_bitmask): New.
5792 (record_store): Cast to unsigned HOST_WIDE_INT for
5793 positions_needed. Assert width <= size of positions_needed *
5794 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
5795 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
5796 lowpart_bitmask to set mask.
5798 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5800 * config/bfin/constraints.md: New file.
5801 * config/bfin/bfin.md: Include it.
5802 (adddi3): Use satisfies_constraint functions instead of the old macros.
5803 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
5804 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
5805 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
5806 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
5807 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
5808 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
5809 EXTRA_CONSTRAINT): Delete.
5810 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
5811 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
5813 * config/bfin/bfin.c: Include "tm-constrs.h".
5814 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
5815 Use satisfies_constraint functions instead of the old macros.
5816 * doc/md.texi (Blackfin Constraints): Update file name reference.
5818 2008-04-11 Richard Guenther <rguenther@suse.de>
5820 PR tree-optimization/35869
5821 * tree-vrp.c (execute_vrp): Move switch statement update after
5822 jump threading. Schedule another cfg cleanup run.
5824 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
5827 * attribs.c (decl_attributes): Return early on errorneous node.
5829 2008-04-10 Oleg Ryjkov <olegr@google.com>
5831 * tree.h (struct tree_base): Added a new flag default_def_flag.
5832 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
5834 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
5836 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
5838 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5841 * pa.md: Define mode iterator P. Define mode attribute dwc.
5842 (dcacheflush): Update pattern to use iterator P and attribute dwc.
5843 (icacheflush): Likewise.
5844 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
5845 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
5847 2008-04-11 Ben Elliston <bje@au.ibm.com>
5849 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
5851 2008-04-10 Rafael Espindola <espindola@google.com>
5853 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
5854 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
5855 (extract_range_from_expr): The same.
5857 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
5859 * config/mips/mips.md (GPR2): New mode iterator.
5861 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
5862 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
5863 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
5864 Rewrite these to take two modes, the mode of comparison and the
5865 mode of the destination.
5866 * config/mips/mips.c (mips_expand_scc): Instead of having
5867 paradoxical subreg as destination, expand "narrowing" scc if mode
5868 of comparison is SI and target is requested in DI mode.
5869 (mips_emit_int_order_test): Update comment. Make mode of
5870 comparison match CMP0 rather than TARGET. When creating inverse
5871 target use mode of TARGET.
5873 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
5875 * gcov-dump.c (tag_summary): Only print summaries for the first
5876 GCOV_COUNTERS_SUMMABLE counters.
5878 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
5880 * config/i386/i386.md (absneg): New code iterator.
5881 (absnegprefix): New code attribute.
5882 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
5883 patterns using absneg code iterator.
5884 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
5885 using absneg code iterator.
5886 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
5887 *neg<mode>2 patterns using absneg code iterator.
5888 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
5889 *negextendsfdf2 patterns using absneg code iterator.
5890 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
5891 *negextendsfxf2 patterns using absneg code iterator.
5892 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
5893 *negextendsfdf2 patterns using absneg code iterator.
5894 * config/i386/sse.md (<code><mode>2): Macroize expander from
5895 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
5897 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
5899 * config/s390/s390.h: Remove the remains of the recent search
5900 & replace action of current_function_outgoing_args_size.
5902 2008-04-10 Ira Rosen <irar@il.ibm.com>
5904 PR tree-optimization/35821
5905 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
5906 NEW_STMT_LIST is not NULL.
5908 2008-04-09 David Edelsohn <edelsohn@gnu.org>
5911 * toplev.c (process_options): Remove -ffunction-sections debugging
5914 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
5916 PR middle-end/PR28690
5917 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
5918 than gen_rtx_fmt_ee to perform more canonicalizations.
5920 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5923 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
5925 2008-04-09 Richard Guenther <rguenther@suse.de>
5927 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
5928 (dump_function_to_file): Dump function arguments with types.
5930 2008-04-08 Richard Guenther <rguenther@suse.de>
5932 * fold-const.c (fold_widened_comparison): Do not allow
5933 sign-changes that change the result.
5935 2008-04-08 Janis Johnson <janis187@us.ibm.com>
5938 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
5939 kinds of indirect references.
5941 2008-04-08 David Edelsohn <edelsohn@gnu.org>
5943 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
5944 GNU Fortran language string.
5946 2008-04-08 Rafael Espindola <espindola@google.com>
5948 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
5949 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
5950 * tree.h (tree_call_nonnegative_warnv_p): New.
5952 2008-04-08 Jan Hubicka <jh@suse.cz>
5954 * function.c (free_after_compilation): Clear out regno_reg_rtx
5957 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
5960 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
5962 PR middle-end/PR28690
5963 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
5964 same precedence as REG_POINTER and MEM_POINTER operands.
5966 2008-04-08 Richard Guenther <rguenther@suse.de>
5969 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
5970 for adding index to base.
5972 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
5974 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
5975 (MINGW_ENABLE_EXECUTE_STACK): New.
5976 (IN_LIBGCC2): For libgcc include windows.h file for
5977 function declarations.
5979 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
5981 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
5982 and tem2 if tem1 is not a REG or MULT.
5984 2008-04-08 Jan Hubicka <jh@suse.cz>
5986 * function.h (incomming_args): Break out of struct function.
5987 (function_subsections): Break out of struct function.
5988 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
5989 return_rtx and hard_reg_initial_vals from struct function.
5990 Kill inl_max_label_num.
5991 (current_function_pops_args, current_function_args_info,
5992 current_function_args_size, current_function_args_size,
5993 current_function_pretend_args_size,
5994 current_function_outgoing_args_size,
5995 current_function_internal_arg_pointer, current_function_return_rtx):
5996 Kill compatibility accestor macros.
5997 * builtins.c (expand_builtin_apply_args_1): Update.
5998 (expand_builtin_next_arg): Update.
5999 * df-scan.c (df_get_call_refs): Update.
6000 * dbxout.c (dbxout_function_end): Update.
6001 * dwarf2out.c (dwarf2out_switch_text_section): Update.
6002 (output_line_info): Update.
6003 (secname_for_decl): Update.
6004 (dwarf2out_var_location): Update.
6005 * function.c (free_after_compilation): Update.
6006 (assign_parm_find_stack_rtl): Update.
6007 (assign_parms): Update.
6008 (expand_dummy_function_end): Update.
6009 (expand_function_end): Update.
6010 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
6011 (expand_call): Update.
6012 (emit_library_call_value_1): Update.
6013 (store_one_arg): Update.
6014 * varasm.c (initialize_cold_section_name): Update.
6015 (unlikely_text_section): Update.
6016 (unlikely_text_section_p): Update.
6017 (assemble_start_function): Update.
6018 (assemble_end_function): Update.
6019 (default_section_type_flags): Update.
6020 (switch_to_section): Update.
6021 * integrate.c (set_decl_abstract_flags): Update.
6022 (get_hard_reg_initial_val): Update.
6023 (has_hard_reg_initial_val): Update.
6024 (allocate_initial_values): Update.
6025 * resource.c (init_resource_info): Update.
6026 * config/alpha/alpha.c (NUM_ARGS): Update.
6027 (direct_return): Update.
6028 (alpha_va_start): Update.
6029 (alpha_sa_size): Update.
6030 (alpha_initial_elimination_offset): Update.
6031 (alpha_expand_prologue): Update.
6032 (alpha_start_function): Update.
6033 (alpha_expand_epilogue): Update.
6034 (unicosmk_initial_elimination_offset):
6035 * config/alpha/alpha.md (call expander): Update.
6036 * config/s390/s390.c (s390_register_info): Update.
6037 (s390_register_info): Update.
6038 (s390_frame_info): Update.
6039 (s390_initial_elimination_offset): Update.
6040 (s390_build_builtin_va_list): Update.
6041 (s390_va_start): Update.
6042 * config/spu/spu.c (direct_return): Update.
6043 (spu_expand_prologue): Update.
6044 (spu_initial_elimination_offset): Update.
6045 (spu_build_builtin_va_list): Update.
6046 (spu_va_start): Update.
6047 * config/sparc/sparc.c (sparc_init_modes): Update.
6048 (sparc_compute_frame_size): Update.
6049 (function_value): Update.
6050 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
6051 * config/i386/i386.md (return expander): Update.
6052 * config/i386/i386.c (ix86_va_start): Update.
6053 (ix86_can_use_return_insn_p): Update.
6054 (ix86_compute_frame_layout): Update.
6055 (ix86_expand_epilogue): Update.
6056 * config/sh/sh.c (output_stack_adjust): Update.
6057 (calc_live_regs): Update.
6058 (sh_expand_prologue): Update.
6059 (sh_builtin_saveregs): Update.
6060 (sh_va_start): Update.
6061 (initial_elimination_offset): Update.
6062 (sh_allocate_initial_value): Update.
6063 (sh_function_ok_for_sibcall): Update.
6064 (sh_get_pr_initial_val): Update.
6065 * config/sh/sh.md (return expander): Update.
6066 * config/avr/avr.c (frame_pointer_required_p): UPdate.
6067 * config/crx/crx.c (crx_compute_frame): UPdate.
6068 (crx_initial_elimination_offset): UPdate.
6069 * config/xtensa/xtensa.c (compute_frame_size): Update
6070 (xtensa_builtin_saveregs): Update.
6071 (xtensa_va_start): Update.
6072 (order_regs_for_local_alloc): Update.
6073 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
6074 (xstormy16_expand_builtin_va_start): Update.
6075 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
6076 * config/m68hc11/m68hc11.md (return expanders): Update.
6077 * config/m68hc11/m68hc11.c (expand_prologue): Update.
6078 (expand_epilogue): Update.
6079 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
6080 (cris_simple_epilogue): Update.
6081 (cris_expand_prologue): Update.
6082 (cris_expand_epilogue): Update.
6083 * config/iq2000/iq2000.c (iq2000_va_start): Update.
6084 (compute_frame_size): Update.
6085 * config/mt/mt.c (mt_compute_frame_size): Update.
6086 * config/mn10300/mn10300.c (expand_prologue): Update.
6087 (expand_epilogue): Update.
6088 (initial_offset): Update.
6089 (mn10300_builtin_saveregs):
6090 * config/mn10300/mn10300.md (return expander): Update.
6091 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
6092 (ia64_initial_elimination_offset): Update.
6093 (ia64_initial_elimination_offset): Update.
6094 (ia64_expand_prologue): Update.
6095 * config/m68k/m68k.md (return expander): Update.
6096 * config/rs6000/rs6000.c (rs6000_va_start): Update.
6097 (rs6000_stack_info): Update.
6098 * config/mcore/mcore.c (layout_mcore_frame): Update.
6099 (mcore_expand_prolog): Update.
6100 * config/arc/arc.c (arc_compute_frame_size): Update.
6101 * config/score/score3.c (score3_compute_frame_size): Update.
6102 * config/score/score7.c (score7_compute_frame_size): Update.
6103 * config/arm/arm.c (use_return_insn): Update.
6104 (thumb_find_work_register): Update.
6105 (arm_compute_save_reg_mask): Update.
6106 (arm_output_function_prologue): Update.
6107 (arm_output_epilogue): Update.
6108 (arm_size_return_regs): Update.
6109 (arm_get_frame_offsets): Update.
6110 (arm_expand_prologue): Update.
6111 (thumb_exit): Update.
6112 (thumb_unexpanded_epilogue): Update.
6113 (thumb1_output_function_prologue): Update.
6114 * config/pa/pa.md (return expander): Update.
6115 * config/pa/pa.c (compute_frame_size): Update.
6116 (hppa_builtin_saveregs): Update.
6117 * config/mips/mips.c (mips_va_start): Update.
6118 (mips16_build_function_stub): Update.
6119 (mips_compute_frame_info): Update.
6120 (mips_restore_gp): Update.
6121 (mips_output_function_prologue): Update.
6122 (mips_expand_prologue): Update.
6123 * config/v850/v850.c (compute_frame_size): Update.
6124 (expand_prologue): * config/mmix/mmix.c (along): update.
6125 (mmix_initial_elimination_offset): update.
6126 (mmix_reorg): update.
6127 (mmix_use_simple_return): update.
6128 (mmix_expand_prologue): update.
6129 (mmix_expand_epilogue): Update.
6130 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
6131 (emit_link_insn): Update.
6133 2008-04-08 Anatoly Sokolov <aesok@post.ru>
6135 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
6136 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
6138 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
6141 2008-04-07 Jan Hubicka <jh@suse.cz>
6143 * function.h (rtl): Rename to x_rtl.
6145 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
6146 frame_offset, stack_check_probe_note, arg_pointer_save_area,
6147 used_temp_slots avail_temp_slots, temp_slot_level,
6148 nonlocal_goto_handler_labels): Update accesstors.
6149 (rtl): New global variable.
6150 (struct function): Move some fileds to rtl_data.
6151 (get_arg_pointer_save_area): Update prototype.
6152 * builtins.c (expand_builtin_setjmp_receiver): Update call of
6153 get_arg_pointer_save_area.
6154 * expr.c (init_expr): Update
6155 * function.c (get_frame_size): Update
6156 (assign_stack_local): Update
6157 (expand_function_end): Update.
6158 (get_art_pointer_save_area): Update
6160 * emit-rtl.c (rtl): Declare.
6161 (regno_reg_rtx): Declare.
6162 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
6164 (gen_reg_rtx): Update.
6165 * varasm.c (n_deferred_constatns): Update accestor.
6166 (init_varasm_status): Do not allocate varasm_status.
6167 (force_const_mem, get_pool_size, output_constant_pool): Update.
6168 * stmt.c (force_label_rtx): Do not use x_ prefixes.
6169 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
6170 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
6171 * sparc/sparc.h (INIT_EXPANDERS): Update.
6172 * ia64/ia64.h (INIT_EXPANDERS): Update.
6174 2008-04-07 James E. Wilson <wilson@tuliptree.org>
6176 * reload.c (push_secondary_reload): Add missing break to for loop.
6178 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
6180 PR middle-end/PR28690
6181 * rtlanal.c: Update copyright years.
6182 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
6183 as REG_POINTER and MEM_POINTER operands.
6184 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
6185 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
6186 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
6187 * gcse.c: Update copyright years.
6188 (pre_delete): Call gen_reg_rtx_and_attrs.
6189 (hoist_code): Likewise.
6190 (build_store_vectors): Likewise.
6191 (delete_store): Likewise.
6192 * loop-invariant.c (move_invariant_reg): Likewise.
6193 Update copyright years.
6195 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
6197 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
6198 control string instead of quoted.
6200 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
6202 * doc/rtl.texi: Rewrite of subreg section.
6204 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
6207 * config/i386/i386.c (legitimize_pic_address): Add treating
6208 of dllimport SYM_REF's.
6209 (legitimize_dllimport_symbol): Add prototype.
6211 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
6213 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
6214 reference in constructor with non self-referential type.
6216 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
6218 Removal of Return with Depressed Stack Pointer support
6219 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
6220 (ECF_SP_DEPRESSED): Likewise.
6221 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
6222 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
6223 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6224 (expand_call): Do not test ECF_SP_DEPRESSED.
6225 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6226 * function.c (keep_stack_depressed): Delete.
6227 (handle_epilogue_set): Likewise.
6228 (update_epilogue_consts): Likewise.
6229 (emit_equiv_load): Likewise.
6230 (thread_prologue_and_epilogue_insns): Remove support for Return with
6231 Depressed Stack Pointer.
6232 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6234 2008-04-06 Richard Guenther <rguenther@suse.de>
6236 PR tree-optimization/35400
6237 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
6238 information from SSA_NAMEs.
6240 2008-04-06 Anatoly Sokolov <aesok@post.ru>
6242 * config/avr/avr.h (avr_mega_p): Remove declaration.
6243 (AVR_MEGA): Remove macro.
6244 * config/avr/avr.c (avr_mega_p): Remove variable.
6245 (avr_override_options): Remove inicializion of avr_mega_p.
6246 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
6247 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
6248 (avr_jump_mode): (Ditto.).
6249 (avr_output_progmem_section_asm_op): (Ditto.).
6250 (avr_asm_init_sections): (Ditto.).
6251 (avr_asm_init_sections): (Ditto.).
6252 (avr_rtx_costs): (Ditto.).
6253 * config/avr/avr.md: (Ditto.).
6254 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
6257 2008-04-06 Richard Guenther <rguenther@suse.de>
6259 PR tree-optimization/35842
6260 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
6261 is_gimple_invariant_address.
6263 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6265 * gcc.c (default_compilers): Sync Fortran extensions list with
6266 that in fortran/lang-specs.h.
6267 * doc/invoke.texi: Likewise.
6268 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
6269 * dwarf2out.c (gen_compile_unit_die): Likewise.
6271 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
6273 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
6275 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
6278 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
6279 attribute is used for nested functions.
6281 2008-04-05 Jan Hubicka <jh@suse.cz>
6283 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
6285 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
6287 (dump_files): Update.
6288 (enable_rtl_dump_file): Do not accept letter argument.
6289 * tree-pass.h (dump_file_info): Remove letter argument.
6290 * toplev.c (decode_d_option): Update -da handling.
6291 * toplev.h (enable_rtl_dump_file): Update prototype.
6292 * passes.c (register_one_dump_file): Do not accept IPA argument; work
6293 it out based on pass type.
6294 (register_dump_files_1): Likewise.
6295 (init_optimization_passes): Update register_one_dump_file calls.
6296 (execute_one_pass): Sanity check that IPA passes are called at IPA
6297 level and RTL passes at RTL level.
6298 (execute_pass_list): IPA pass can not be after or subpass of
6300 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
6301 disallov RTL subpasses of IPA subpasses.
6303 2008-04-05 Ben Elliston <bje@au.ibm.com>
6305 * tree-cfg.c (need_fake_edge_p): Return false for calls to
6306 builtins that return exactly once and do not throw. Cache call to
6309 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
6311 PR rtl-optimization/34916
6313 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
6314 between instruction pairs.
6316 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
6318 * doc/invoke.texi: Document -mbitops for SH.
6319 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
6320 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
6321 * config/sh/sh.c (print_operand): Add %t operand code.
6322 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
6323 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
6324 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
6325 (extendqihi2): Likewise.
6326 (movqi_i): Likewise.
6327 (insv): Use bset, bclr and bst instructions for SH2A if possible.
6328 (extv): Use bld instruction for SH2A if possible.
6330 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
6331 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
6332 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
6333 (bset.b, bclr.b): Define peepholes.
6334 * config/sh/sh.opt (mbitops): New option.
6336 2008-04-04 Janis Johnson <janis187@us.ibm.com>
6339 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
6340 and view convert expression.
6342 2008-04-04 Jakub Jelinek <jakub@redhat.com>
6345 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
6347 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
6349 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
6351 * config/i386/cpuid.h (bit_AES): New.
6352 (bit_PCLMUL): Likewise.
6354 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
6355 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
6356 SSE2 if AES or PCLMUL is enabled.
6357 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
6358 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
6359 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
6360 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
6361 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
6362 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
6363 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
6364 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
6365 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
6366 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
6367 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
6368 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
6369 __builtin_ia32_aeskeygenassist128 and
6370 __builtin_ia32_pclmulqdq128.
6371 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
6372 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
6373 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
6375 * config/i386/i386.h (TARGET_AES): New.
6376 (TARGET_PCLMUL): Likewise.
6377 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
6379 * config/i386/i386.md (UNSPEC_AESENC): New.
6380 (UNSPEC_AESENCLAST): Likewise.
6381 (UNSPEC_AESDEC): Likewise.
6382 (UNSPEC_AESDECLAST): Likewise.
6383 (UNSPEC_AESIMC): Likewise.
6384 (UNSPEC_AESKEYGENASSIST): Likewise.
6385 (UNSPEC_PCLMUL): Likewise.
6387 * config/i386/i386.opt (maes): New.
6388 (mpclmul): Likewise.
6390 * config/i386/sse.md (aesenc): New pattern.
6391 (aesenclast): Likewise.
6393 (aesdeclast): Likewise.
6395 (aeskeygenassist): Likewise.
6396 (pclmulqdq): Likewise.
6398 * config/i386/wmmintrin.h: New.
6400 * doc/extend.texi: Document AES and PCLMUL built-in function.
6402 * doc/invoke.texi: Document -maes and -mpclmul.
6404 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
6406 * function.c (free_after_parsing): Replace with
6407 cxx_push_function_context from C++ front-end.
6408 (allocate_struct_function): Don't call langhook.
6409 * langhooks.h (struct lang_hooks_for_functions): Delete.
6410 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
6412 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
6413 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
6414 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
6415 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
6416 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
6417 remove LANG_HOOKS_FUNCTION_INITIALIZER.
6418 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
6420 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
6421 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
6423 2008-04-04 Jakub Jelinek <jakub@redhat.com>
6426 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
6429 2008-04-04 Richard Guenther <rguenther@suse.de>
6432 * fold-const.c (optimize_minmax_comparison): Use the correct
6433 type for the constant in the simplified comparison.
6435 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
6437 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
6438 Pass L2 size as "--param l2-cache-size" to the compiler.
6439 (decode_l2_cache): New function to decode L2 cache parameters using
6440 0x8000006 extended cpuid function.
6441 (detect_caches_amd): Determine parameters of L2 cache using
6442 decode_l2_caches function.
6443 (decode_caches_intel): Decode L2 cache parameters.
6444 (detect_caches_intel): Determine L2 cache parameters using
6445 decode_caches_intel and decode_l2_caches functions.
6447 2008-04-03 Bob Wilson <bob.wilson@acm.org>
6449 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
6450 secondary input reload for subword loads from the constant pool.
6452 2008-04-03 Janis Johnson <janis187@us.ibm.com>
6455 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
6456 constants of the appropriate size for runtime calculations.
6459 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
6460 decimal-float literal constant zero.
6462 2008-04-03 Jakub Jelinek <jakub@redhat.com>
6465 * c-parser.c (c_parser_omp_atomic): Call
6466 default_function_array_conversion on the RHS.
6469 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
6470 call is_variable_sized if decl has incomplete type.
6472 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
6474 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
6476 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
6478 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
6480 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
6481 (sgt<u>): Merge sgt and sgtu into new expander.
6482 (sgt, sgtu): Remove expanders.
6483 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
6484 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
6485 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
6486 *sgtu_<mode>_mips16 into new pattern.
6487 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
6488 (sge<u>): Merge sge and sgeu into new expander.
6489 (sge, sgeu): Remove expanders.
6490 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
6492 (*sge_<mode>, second *sge_<mode>): Remove patterns.
6493 (slt<u>): Merge slt and sltu into new expander.
6494 (slt, sltu): Remove expanders.
6495 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
6496 (*slt_<mode>, *sltu_<mode>): Remove patterns.
6497 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
6498 *sltu_<mode>_mips16 into new pattern.
6499 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
6500 (sle<u>): Merge sle and sleu into new expander.
6501 (sle, sleu): Remove expanders.
6502 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
6503 (*sle_<mode>, *sleu_<mode>): Remove patterns.
6504 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
6505 *sleu_<mode>_mips16 into new pattern.
6506 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
6508 2008-04-03 Jan Hubicka <jh@suse.cz>
6510 PR tree-optimization/35795
6511 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
6512 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6513 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6514 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6515 * score/score3.c (score3_output_mi_thunk): Likewise.
6516 * score/score7.c (score7_output_mi_thunk): Likewise.
6517 * mips/mips.c (mips_output_mi_thunk): Likewise.
6519 2008-04-03 Richard Guenther <rguenther@suse.de>
6521 * tree-vrp.c (extract_range_from_unary_expr): Handle all
6522 conversions. Simplify code.
6524 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
6526 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
6528 2008-04-03 Tom Tromey <tromey@redhat.com>
6529 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6531 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
6532 * config/bfin/t-bfin-linux (generated_files): Add
6533 linux-sysroot-suffix.h.
6534 * doc/install.texi (Prerequisites): Require make 3.80.
6535 * doc/sourcebuild.texi (Front End Directory): Document new
6537 * Makefile.in (generated_files): New variable.
6538 (ALL_HOST_OBJS): New variable.
6539 ($(ALL_HOST_OBJS)): New target.
6541 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6543 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
6544 (remap_block): Call id->transform_lang_insert_block instead
6546 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
6547 Set id.transform_lang_insert_block to NULL.
6548 (clone_body): Move to cp/optimize.c
6549 * tree-inline.h (struct copy_body_data): Change
6550 transform_lang_insert_block to function pointer.
6551 (copy_generic_body, copy_decl_no_change): Export.
6552 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
6553 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
6554 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
6556 * c-tree.h (insert_block): Kill.
6557 * c-decl.c (insert_block): Kill.
6559 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6561 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6562 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6563 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
6565 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
6566 argument, call {push,pop}_function_context from here.
6567 * c-parser.c: Use c_{push,pop}_function_context.
6569 * function.c (push_function_context_to): Move meat ...
6570 (push_function_context): ... here. Simplify.
6571 * function.c (pop_function_context_from): Move meat ...
6572 (pop_function_context): ... here. Simplify.
6573 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
6575 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6576 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6577 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
6578 * tree.h (push_function_context_to, pop_function_context_from): Remove.
6580 2008-04-03 Ben Elliston <bje@au.ibm.com>
6582 * expmed.c (extract_force_align_mem_bit_field): Remove.
6584 2008-04-03 Richard Guenther <rguenther@suse.de>
6587 * expr.h (try_casesi): Adjust prototype.
6588 * expr.c (try_casesi): Take fallback label as extra parameter.
6589 Use that for gen_casesi if default_label is NULL.
6590 * stmt.c (expand_case): Pass fallback label to try_casesi,
6591 make sure to fill gaps with a fallback label if default_label
6594 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
6597 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
6599 2008-04-03 Ben Elliston <bje@au.ibm.com>
6601 * expmed.c (extract_split_bit_field): Remove if (0) code.
6602 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
6603 (do_ds_constraint): Likewise.
6605 2008-04-02 Joseph Myers <joseph@codesourcery.com>
6607 * doc/cppopts.texi (-dU): Document.
6608 * c-common.h (flag_dump_macros): Update comment.
6609 * c-opts.c (handle_OPT_d): Handle -dU.
6610 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
6611 dump_queued_macros, cb_used_define, cb_used_undef): New.
6612 (init_pp_output): Handle -dU.
6613 (cb_line_change): Call dump_queued_macros.
6614 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
6616 2008-04-02 Anatoly Sokolov <aesok@post.ru>
6618 * config/avr/predicates.md (io_address_operand): New predicate.
6619 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
6620 * config/avr/avr.c (avr_io_address_p): Remove function.
6621 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
6622 'avr_io_address_p' function.
6623 (out_movhi_r_mr): (Ditto.).
6624 (out_movqi_mr_r): (Ditto.).
6625 (out_movhi_mr_r): (Ditto.).
6626 (avr_address_cost): (Ditto.).
6628 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
6630 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
6631 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
6632 in 32bit mode when XMM registers are available to avoid store
6634 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
6635 corresponding post-reload splitters.
6637 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6639 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
6640 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
6641 __builtin_ia32_roundss.
6642 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
6643 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
6644 __builtin_ia32_roundss.
6645 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
6646 IX86_BUILTIN_SHUFPD here.
6648 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6650 * config/i386/i386.md (plogic): New.
6651 (plogicprefix): Likewise.
6653 * config/i386/mmx.md (mmx_<code><mode>3): New.
6654 (mmx_and<mode>3): Removed.
6655 (mmx_ior<mode>3): Likewise.
6656 (mmx_xor<mode>3): Likewise.
6658 * config/i386/sse.md (<code><mode>3): New.
6659 (*<code><mode>3): Likewise.
6660 (*<code><mode>3): Likewise.
6661 (<code><mode>3): Likewise.
6662 (*sse_<code><mode>3): Likewise.
6663 (*sse2_<code><mode>3): Likewise.
6664 (<code>tf3): Likewise.
6665 (*<code>tf3): Likewise.
6666 (and<mode>3): Likewise.
6667 (*and<mode>3): Likewise.
6668 (ior<mode>3): Removed.
6669 (*ior<mode>3): Likewise.
6670 (xor<mode>3): Likewise.
6671 (*xor<mode>3): Likewise.
6672 (*and<mode>3): Likewise.
6673 (*ior<mode>3): Likewise.
6674 (*xor<mode>3): Likewise.
6675 (and<mode>3): Likewise.
6676 (*sse_and<mode>3): Likewise.
6677 (*sse2_and<mode>3): Likewise.
6679 (*andtf3): Likewise.
6680 (ior<mode>3): Likewise.
6681 (*sse_ior<mode>3): Likewise.
6682 (*sse2_ior<mode>3): Likewise.
6684 (*iortf3): Likewise.
6685 (xor<mode>3): Likewise.
6686 (*sse_xor<mode>3): Likewise.
6687 (*sse2_xor<mode>3): Likewise.
6689 (*xortf3): Likewise.
6691 2008-04-02 Richard Guenther <rguenther@suse.de>
6693 PR tree-optimization/14495
6694 PR tree-optimization/34793
6695 * tree-vrp.c (struct switch_update): New structure.
6696 (to_remove_edges, to_update_switch_stmts): New VECs.
6697 (simplify_switch_using_ranges): New function. Remove not taken
6698 case labels and edges.
6699 (simplify_stmt_using_ranges): Call it.
6700 (identify_jump_threads): Mark edges we have queued for removal
6701 so we don't thread them.
6702 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
6704 * tree-cfg.c (group_case_labels): Deal with missing default label.
6705 (tree_verify_flow_info): Allow missing default label.
6706 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
6707 (emit_case_nodes): Likewise.
6708 (expand_case): Do not rely on the default label to be present.
6709 * expr.c (try_casesi): Deal with NULL default_label.
6710 (do_tablejump): Likewise.
6712 2008-04-02 Richard Guenther <rguenther@suse.de>
6714 PR tree-optimization/14495
6715 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
6716 SWITCH_EXPR here ...
6717 (vrp_visit_switch_stmt): ... but here (new function).
6718 (find_case_label_index): New helper function.
6719 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
6721 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6723 * fwprop.c: Fix ISO-C99ism.
6725 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6728 * Makefile.in (objdir): Set it here.
6729 * configure.ac: Not here. Find dynamic linker characteristics.
6730 * exec-tool.in: Use them.
6731 * aclocal.m4: Regenerate.
6732 * configure: Regenerate.
6734 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6736 * expr.c (expand_var): Delete it.
6737 * expr.h (expand_var): Delete prototype.
6738 * function.c (expand_function_start): Use expand_decl instead.
6739 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
6742 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
6744 PR rtl-optimization/35542
6745 * fwprop.c (forward_propagate_and_simplify): Replace
6746 loc_reg_mentioned_in_p with reg_mentioned_p.
6748 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6750 PR rtl-optimization/35281
6751 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
6752 (propagate_rtx_1): Handle PR_HANDLE_MEM.
6753 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
6754 (varying_mem_p): Move above propagate_rtx.
6755 (all_uses_available_at): Do not check MEMs.
6757 2008-04-02 Rafael Espindola <espindola@google.com>
6759 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
6760 (register_edge_assert_for_2): Split the cond argument.
6761 (register_edge_assert_for_1): Adjust for the change in
6762 register_edge_assert_for_2.
6763 (register_edge_assert_for): Split the cond argument.
6764 (find_switch_asserts): Adjust for the change in
6765 register_edge_assert_for.
6767 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
6769 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
6770 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
6771 offsets for 64-bit mingw.
6772 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
6773 abi for x86_64-pc-mingw.
6775 2008-04-02 Richard Guenther <rguenther@suse.de>
6777 * tree-vrp.c (extract_range_from_assert): Make sure to not
6778 produce range min/max with TREE_OVERFOW set.
6779 If merging a anti-range and a range keep the anti-range if
6780 the range covers all values of the type.
6781 (register_edge_assert_for_2): Only allow sign-changing
6782 conversions in detecting canonical range checks. Also
6783 register an assert for the unsigned name if useful.
6785 PR tree-optimization/35787
6786 * tree-vrp.c (vrp_val_max): New function.
6787 (vrp_val_min): Likewise.
6788 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
6789 (vrp_val_is_min): Likewise.
6790 (supports_overflow_infinity): Use vrp_val_{min,max}.
6791 (negative_overflow_infinity): Likewise.
6792 (positive_overflow_infinity): Likewise.
6793 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
6794 (is_positive_overflow_infinity): Likewise.
6795 (is_overflow_infinity): Likewise.
6796 (avoid_overflow_infinity): Use vrp_val_{min,max} and
6797 vrp_val_is_{min,max}.
6798 (set_and_canonicalize_value_range): Canonicalize anti-ranges
6799 to ranges if possible. Avoid empty ranges.
6801 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6804 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
6805 the expression is a function address.
6807 2008-04-01 George Helffrich <george@gcc.gnu.org>
6809 PR fortran/35154, fortran/23057
6810 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
6811 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
6812 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
6813 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
6815 (dbxout_syms): Check for COMMON-based symbol and wrap in
6816 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
6817 in bracket for efficiency.
6819 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
6820 using DW_TAG_common_block + member offset.
6821 (add_pubname_string): New function.
6822 (dw_expand_expr): New function to find block name and offset for
6824 (common_check): New function to check whether symbol in Fortran COMMON.
6825 (gen_variable_die): If COMMON, use DW_TAG_common_block.
6827 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
6830 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
6832 2008-04-02 Ben Elliston <bje@au.ibm.com>
6834 * config/v850/v850.md (casesi): Remove if (0) code.
6835 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6836 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
6838 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
6840 * config/i386/i386.md (rex64suffix): New mode attribute.
6841 (floathi<mode>2): Disable expander for SSE math.
6842 (*floathi<mode>2_1): New insn insn_and_split pattern.
6843 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
6844 corresponding post-reload splitters.
6845 (*floathi<mode>2_i387): New macroized insn pattern.
6846 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
6847 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
6848 insn_and_split pattern.
6849 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
6850 New macroized instruction patterns and corresponding post-reload
6852 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
6853 and corresponding post-reload splitters.
6854 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
6855 New macroized instruction patterns.
6856 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
6857 macroized instruction patterns and corresponding post-reload splitters.
6858 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
6859 corresponding post-reload splitters.
6860 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
6861 New macroized instruction patterns.
6862 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
6863 corresponding post-reload splitters.
6864 (*floatsi<mode>2_i387): New macroized instruction patterns.
6866 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
6868 * config/i386/i386.md (smaxmin): New.
6869 (umaxmin): Likewise.
6870 (maxminiprefix): Likewise.
6871 (maxminfprefix): Likewise.
6872 (<code><mode>3): Likewise.
6873 (smin<mode>3): Removed.
6874 (smax<mode>3): Likewise.
6876 * config/i386/mmx.md (mmx_<code>v2sf3): New.
6877 (mmx_<code>v4hi3): Likewise.
6878 (mmx_<code>v8qi3): Likewise.
6879 (mmx_smaxv2sf3): Removed.
6880 (mmx_sminv2sf3): Likewise.
6881 (mmx_umaxv8qi3): Likewise.
6882 (mmx_smaxv4hi3): Likewise.
6883 (mmx_uminv8qi3): Likewise.
6884 (mmx_sminv4hi3): Likewise.
6886 * config/i386/sse.md (<addsub><mode>3): New.
6887 (*<addsub><mode>3): Likewise.
6888 (<sse>_vm<addsub><mode>3): Likewise.
6889 (<maxmin><mode>3): Likewise.
6890 (*<maxmin><mode>3_finite): Likewise.
6891 (*<maxmin><mode>3): Likewise.
6892 (<sse>_vm<maxmin><mode>3): Likewise.
6893 (sse3_h<addsub>v4sf3): Likewise.
6894 (sse3_h<addsub>v2df3): Likewise.
6895 (<maxmin>v16qi3): Likewise.
6896 (*<maxmin>v16qi3): Likewise.
6897 (<maxmin>v8hi3): Likewise.
6898 (*<maxmin>v8hi3): Likewise.
6899 (*sse4_1_<maxmin><mode>3): Likewise.
6900 (*sse4_1_<maxmin><mode>3): Likewise.
6901 (add<mode>3): Removed.
6902 (*add<mode>3): Likewise.
6903 (<sse>_vmadd<mode>3): Likewise.
6904 (sub<mode>3): Likewise.
6905 (*sub<mode>3): Likewise.
6906 (<sse>_vmsub<mode>3): Likewise.
6907 (smin<mode>3): Likewise.
6908 (*smin<mode>3_finite): Likewise.
6909 (*smin<mode>3): Likewise.
6910 (<sse>_vmsmin<mode>3): Likewise.
6911 (smax<mode>3): Likewise.
6912 (*smax<mode>3_finite): Likewise.
6913 (*smax<mode>3): Likewise.
6914 (<sse>_vmsmax<mode>3): Likewise.
6915 (sse3_haddv4sf3): Likewise.
6916 (sse3_haddv2df3): Likewise.
6917 (sse3_hsubv4sf3): Likewise.
6918 (sse3_hsubv2df3): Likewise.
6919 (umaxv16qi3): Likewise.
6920 (*umaxv16qi3): Likewise.
6921 (smaxv8hi3): Likewise.
6922 (*smaxv8hi3): Likewise.
6923 (*sse4_1_smax<mode>3): Likewise.
6924 (*sse4_1_umax<mode>3): Likewise.
6925 (uminv16qi3): Likewise.
6926 (*uminv16qi3): Likewise.
6927 (sminv8hi3): Likewise.
6928 (*sminv8hi3): Likewise.
6929 (*sse4_1_smin<mode>3): Likewise.
6930 (*sse4_1_umin<mode>3): Likewise.
6932 2008-04-01 Rafael Espindola <espindola@google.com>
6934 * tree-cfg.c (verify_expr): remove in_phi.
6935 (verify_stmt): Don't call walk_tree with verify_expr. Use
6936 is_gimple_min_invariant instead of is_gimple_val.
6938 2008-04-01 Joseph Myers <joseph@codesourcery.com>
6940 * doc/include/gpl_v3.texi: Update for manpage generation.
6941 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
6943 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
6944 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
6945 gpl_v3.texi instead of gpl.texi.
6948 2008-04-01 Jakub Jelinek <jakub@redhat.com>
6951 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
6953 2008-04-01 Rafael Espindola <espindola@google.com>
6955 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
6956 (extract_code_and_val_from_cond): Use
6957 extract_code_and_val_from_cond_with_ops.
6959 2008-04-01 Jan Hubicka <jh@suse.cz>
6961 * function.c (free_after_compilation): Free epilogue_delay_list.
6962 (prepare_function_start): Assert that previous compilation was freed.
6964 2008-04-01 Jan Hubicka <jh@suse.cz>
6965 Jim Wilson <wilson@tuliptree.org>
6966 Andreas Tobler <andreast@gcc.gnu.org>
6969 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
6970 rtl.emit instead cfun->emit.
6971 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
6972 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
6974 2008-04-01 Ben Elliston <bje@au.ibm.com>
6976 * doc/c-tree.texi (Function Basics): Fix grammatical error.
6978 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
6980 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
6982 (fprofile-use): Add var flag_profile_use
6983 * coverage.c (coverage_begin_output): Do not open a gcno file for
6984 output only if -ftest-coverage is set.
6985 Do not add getpwd() to gcda file path.
6986 (build_gcov_info): Check the new flag
6987 flag_profile_datafile_relative_path.
6988 (coverage_init): Use profile_data_prefix.
6989 Read profile counter only if flag_profile_use is set.
6990 * opts.c (common_handle_option): New option fprofile-use=,
6991 fprofile-dir=, fprofile-generate=.
6992 * toplev.c (profile_data_prefix): New variable definition.
6993 * toplev.h (profile_data_prefix): New declaration.
6994 * doc/invoke.tex (Option Summary, Optimization Options):
6997 2008-03-31 James E. Wilson <wilson@tuliptree.org>
6999 * varasm.c (output_constant_pool_1): In LABEL_REF check,
7000 use tmp consistently.
7003 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
7004 * config/ia64/ia64.c (rtx_needs_barrier): Handle
7005 UNSPEC_FR_RECIP_APPROX_RES.
7006 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
7008 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
7011 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
7013 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7016 * fold-const.c (fold_indirect_ref_1): Support accessing non first
7017 element of the vector via a pointer.
7019 2008-03-31 Ian Lance Taylor <iant@google.com>
7021 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
7023 2008-03-31 Jan Hubicka <jh@suse.cz>
7025 * builtins.c (expand_builtin_setjmp_receiver): Update call of
7026 get_arg_pointer_save_area.
7027 * expr.c (init_expr): Just clear out rtl.expr.
7028 * function.c (free_after_compilation): Clear out whole RTL structure.
7029 (get_func_frame_size): Merge into ...
7030 (get_frame_size): ... this one.
7031 (assign_stack_local_1): Merge into ...
7032 (assign_stack_local): ... this one.
7033 (expand_function_end): Update call of get_arg_pointer_save_area.
7034 (get_art_pointer_save_area): Remove cfun argument.
7035 * function.h (emit_status): regno_pointer_align does not need length
7036 attribute. Move x_regno_reg_rtx to ...
7037 (regno_reg_rtx): ... new global array.
7038 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
7039 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
7040 apply_args_value, forced_labels, stack_pointer_delta):
7042 (struct varasm_status): Move here from varasm.c
7043 (struct rtl_data): New. Move here some fields from struct function.
7044 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
7045 frame_offset, stack_check_probe_note, arg_pointer_save_area,
7046 used_temp_slots avail_temp_slots, temp_slot_level,
7047 nonlocal_goto_handler_labels): Update accesstors.
7048 (rtl): New global variable.
7049 (struct function): Move some fileds to rtl_data.
7050 (get_arg_pointer_save_area): Update prototype.
7051 * emit-rtl.c (rtl): Declare.
7052 (regno_reg_rtx): Declare.
7053 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
7055 (gen_reg_rtx): Update.
7056 (init_virtual_regs): Do not tate emit_status argument.
7057 (init_emit): Do not allocate emit.
7058 * varasm.c (varasm_statuc): Move to function.h.
7059 (n_deferred_constatns): Update accestor.
7060 (init_varasm_status): Do not allocate varasm_status.
7061 (force_const_mem, get_pool_size, output_constant_pool): Update.
7062 * stmt.c (force_label_rtx): Do not use x_ prefixes.
7063 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
7065 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
7067 PR rtl-optimization/35729
7068 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
7071 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
7074 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
7075 load/store if memory is unaligned.
7076 (*movti_rex64): Likewise.
7078 * config/i386/predicates.md (misaligned_operand): New.
7080 2008-03-31 Andrew Pinski <pinskia@gmail.com>
7083 * tree-ssa-phiopt.c (conditional_replacement): Return early for
7086 2008-03-31 Jan Beulich <jbeulich@novell.com>
7088 * config/ia64/constraints.md: Add 'j' constraint.
7089 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
7090 (movdi_internal): Likewise.
7092 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
7095 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
7097 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
7100 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
7101 proper error message for the third argument on blendpd and
7104 * config/i386/sse.md (blendbits): New.
7105 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
7107 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
7109 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
7111 2008-03-30 Richard Guenther <rguenther@suse.de>
7114 * fold-const.c (fold_sign_changed_comparison): Do leave
7115 conversions to base-types alone.
7117 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
7119 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
7120 the link register if one altivec register is be saved.
7122 2008-03-30 Ben Elliston <bje@au.ibm.com>
7124 * final.c (final_scan_insn): Remove if (0) code.
7126 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
7128 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
7130 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
7132 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
7133 of V4SFmode to ix86_binary_operator_ok.
7135 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
7137 * config/i386/i386.c (override_options): Initialize
7138 ix86_veclib_handler to ix86_veclibabi_svml when
7139 -mveclibabi=svml is used.
7140 (ix86_veclibabi_svml): New function for SVML ABI style
7141 vectorization support.
7142 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
7144 2008-03-28 Rafael Espindola <espindola@google.com>
7146 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
7147 (tree_binary_nonnegative_warnv_p): Make it public.
7148 (tree_single_nonnegative_warnv_p): Make it public.
7149 (tree_invalid_nonnegative_warnv_p): Make it public.
7150 (tree_unary_nonzero_warnv_p): Make it public.
7151 (tree_binary_nonzero_warnv_p): Make it public
7152 (tree_single_nonzero_warnv_p): Make it public.
7153 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
7154 (extract_range_from_binary_expr): Split the expr argument.
7155 (extract_range_from_unary_expr): Split the expr argument.
7156 (extract_range_from_comparison): Split the expr argument.
7157 (extract_range_from_expr): Use the new aux functions.
7158 (vrp_evaluate_conditional_warnv): Use
7159 vrp_evaluate_conditional_warnv_with_ops.
7160 * tree.h (tree_unary_nonzero_warnv_p): Declare.
7161 (tree_binary_nonzero_warnv_p): Declare.
7162 (tree_single_nonzero_warnv_p): Declare.
7163 (tree_expr_nonzero_warnv_p): Declare.
7164 (tree_unary_nonnegative_warnv_p): Declare.
7165 (tree_binary_nonnegative_warnv_p): Declare.
7166 (tree_single_nonnegative_warnv_p): Declare.
7167 (tree_invalid_nonnegative_warnv_p): Declare.
7169 2008-03-28 Richard Guenther <rguenther@suse.de>
7171 PR tree-optimization/30317
7172 PR tree-optimization/30911
7173 PR tree-optimization/34793
7174 * tree-vrp.c (set_and_canonicalize_value_range): New function.
7175 (struct assert_locus_d): New member EXPR.
7176 (register_new_assert_for): Add EXPR parameter to support
7177 ASSERT_EXPR <name, expr OP limit>.
7178 (register_edge_assert_for_1): Adjust callers.
7179 (find_assert_locations): Likewise.
7180 (process_assert_insertions_for): Build condition from expression.
7181 (extract_range_from_assert): Handle ASSERT_EXPRs
7182 of the form ASSERT_EXPR <name, expr OP limit>.
7183 (register_edge_assert_for_2): New helper registering
7184 asserts for comparisons. Recognize range tests of the form
7185 (unsigned)i - CST1 OP CST2.
7186 (register_edge_assert_for_1): Use it.
7187 (register_edge_assert_for): Likewise.
7188 (needs_overflow_infinity): Integer sub-types
7189 do not need overflow infinities.
7190 (vrp_val_is_max): The extreme values of integer sub-types
7191 are those of the base type.
7192 (vrp_val_is_min): Likewise.
7193 * tree.def (ASSERT_EXPR): Document extra allowed conditional
7196 2008-03-28 Nick Clifton <nickc@redhat.com>
7199 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
7200 Return GENERAL_REGS for stack adjustment reloads.
7202 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7205 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
7206 const_vector when all the vectors are constant.
7208 2008-03-27 Bob Wilson <bob.wilson@acm.org>
7210 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
7212 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
7213 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
7215 (s<code>_sf): Use new scc_sf attribute for opcode names.
7217 2008-03-27 Tom Tromey <tromey@redhat.com>
7219 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
7220 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
7221 config/spu/t-spu-elf, config/i386/t-interix,
7222 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
7223 config/i386/x-darwin, config/i386/x-mingw32,
7224 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
7225 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
7226 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
7227 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
7228 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
7229 config/rs6000/x-darwin, config/rs6000/t-rs6000,
7230 config/score/t-score-elf, config/arm/t-strongarm-pe,
7231 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
7232 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
7233 Revert automatic dependency patch.
7235 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
7238 * config/i386/i386.c (ix86_function_arg_boundary): Align
7239 decimal floating point to its natural boundary.
7241 2008-03-27 Richard Guenther <rguenther@suse.de>
7244 * fold-const.c (fold_comparison): Restrict distinct decl
7245 comparison folding to VAR_DECLs and PARM_DECLs. Do not
7246 solely rely on operand_equal_p.
7248 2008-03-27 Richard Guenther <rguenther@suse.de>
7251 * c-common.c (handle_weak_attribute): Reject combination of
7254 2008-03-27 Richard Guenther <rguenther@suse.de>
7256 PR tree-optimization/32810
7257 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
7258 conversions from DECL_INITIAL.
7259 (fold_const_aggregate_ref): Likewise from constructor elements.
7261 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
7263 * tree-affine.h (aff_combination_expand): Declare.
7264 (get_inner_reference_aff): Likewise.
7265 * tree-affine.c (aff_combination_expand): Split out from
7266 tree_to_aff_combination_expand.
7267 (get_inner_reference_aff): New function.
7268 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
7269 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
7270 (struct lim_aux_data): sm_done field removed.
7271 (mem_ref_loc_p, mem_ref_locs_p): New types.
7272 (struct mem_ref): Added id, stored, accesses_in_loop,
7273 indep_loop, dep_loop, indep_ref, dep_ref fields.
7274 Removed is_stored, locs and next fields.
7275 (memory_accesses): New variable.
7276 (movement_possibility): Do not allow moving statements
7277 that store to memory.
7278 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
7280 (determine_max_movement): For statements with memory references,
7281 find the outermost loop in that the reference is independent.
7282 (move_computations_stmt): Mark the virtual operands for renaming.
7283 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
7284 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
7285 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
7286 add_vop_ref_mapping, create_vop_ref_mapping_loop,
7287 create_vop_ref_mapping, analyze_memory_references,
7288 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
7289 get_all_locs_in_loop, ref_always_accessed_p,
7290 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
7291 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
7292 store_motion_loop, store_motion): New functions.
7293 (struct vop_to_refs_elt): New type.
7294 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
7295 memref_hash, memref_eq, hoist_memory_references): Rewritten.
7296 (schedule_sm): Replaced by...
7297 (execute_sm): ... this.
7298 (determine_lsm_ref, hoist_memory_references,
7299 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
7300 find_more_ref_vops, free_mem_ref, free_mem_refs,
7301 determine_lsm_loop, determine_lsm): Removed.
7302 (tree_ssa_lim_finalize): Free data structures used by store motion.
7303 (tree_ssa_lim): Call analyze_memory_references. Use
7304 store_motion instead of determine_lsm.
7306 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
7308 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
7309 rename tmake_file to m68hc11/t-m68hc11.
7310 (mcore): Set inhibit_libc to true.
7311 * config.host (alpha*-dec-*vms*): Set extra_programs.
7312 (interix3*): Don't use host_xmake_file.
7313 * configure.ac: Let config.gcc override inhibit_libc.
7314 * configure: Regenerate.
7316 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
7317 * config/t-openbsd-thread: Remove commented out lines.
7319 * config/x-interix: Remove.
7321 * config/m68hc11/t-m68hc11-gas: Rename to...
7322 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
7324 * config/mcore/t-mcore: Remove T_CFLAGS.
7325 * config/mcore/t-mcore-pe: Likewise.
7327 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
7329 * configure.ac: Replace custom __GNU_SOURCE test with
7330 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
7331 * aclocal.m4: Regenerate.
7332 * configure: Regenerate.
7333 * config.in: Regenerate.
7335 2008-03-27 Richard Guenther <rguenther@suse.de>
7337 * fold-const.c (target.h): Include.
7338 (fold_comparison): Fold comparison of addresses of decls
7339 that bind locally or of constants. Consolidate address folding code.
7340 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
7341 results from fold_binary_to_constant.
7342 (compare_values_warnv): Likewise.
7344 2008-03-27 Andrew Pinski <pinskia@gmail.com>
7347 * fold-const.c (fold_truthop): Check for integeral types when folding
7348 a == 0 && b == 0 and a != 0 || b != 0 .
7350 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
7352 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
7354 2008-03-26 Andreas Schwab <schwab@suse.de>
7356 * doc/invoke.texi: Fix use of @item vs. @itemx.
7358 2008-03-26 Tom Tromey <tromey@redhat.com>
7360 * Makefile.in (build/gensupport.o, build/print-rtl.o,
7361 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
7362 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
7363 build/gencodes.o, build/genconditions.o, build/genconfig.o,
7364 build/genconstants.o, build/genemit.o, build/genextract.o,
7365 build/genflags.o, build/genmddeps.o, build/genopinit.o,
7366 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
7369 2008-03-26 Richard Guenther <rguenther@suse.de>
7372 2008-03-26 Richard Guenther <rguenther@suse.de>
7374 * fold-const.c (target.h): Include.
7375 (fold_comparison): Fold comparison of addresses of two decls
7376 that bind locally. Consolidate address folding code.
7378 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7380 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
7381 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
7382 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
7383 dconstsqrt2, dconstthird, dconste and/or dconst10.
7384 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
7385 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
7386 dconstsqrt2, dconste): Delete.
7387 (init_emit_once): Likewise. Simplify initializing dconstm1.
7389 * real.c (get_real_const): New.
7390 * real.h (dconst3, dconst10, dconstm2, dconstthird,
7391 dconstsqrt2, dconste): Delete.
7392 (real_value_const, get_real_const): New.
7394 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
7396 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
7398 * config/i386/i386.c (ix86_function_arg_boundary): Check
7399 BIGGEST_ALIGNMENT instead of 128.
7400 (setup_incoming_varargs_64): Likewise.
7402 2008-03-26 Tom Tromey <tromey@redhat.com>
7404 * Makefile.in (DEPFILES): Add missing '/'.
7406 2008-03-26 Richard Guenther <rguenther@suse.de>
7408 * fold-const.c (target.h): Include.
7409 (fold_comparison): Fold comparison of addresses of two decls
7410 that bind locally. Consolidate address folding code.
7412 2008-03-26 Nick Clifton <nickc@redhat.com>
7415 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
7416 not allow INT+INT as a legitimate addressing mode.
7418 2008-03-26 Richard Guenther <rguenther@suse.de>
7420 * tree-flow.h (widen_bitfield): Remove declaration.
7421 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
7422 (widen_bitfield): Remove function.
7423 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
7426 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7429 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
7432 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
7434 PR rtl-optimization/35232
7435 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
7436 (forget_old_reloads_1, forget_marked_reloads): Don't clear
7437 reg_reloaded_call_part_clobbered here.
7438 (reload_regs_reach_end_p): New function.
7439 (reload_reg_rtx_for_input): New variable.
7440 (reload_reg_rtx_for_output): Likewise.
7441 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
7442 when reassigning a pseudo register. Load reloadreg from
7443 reload_reg_rtx_for_input, moving the mode and register
7445 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
7446 instead of the original when deciding whether an input reload
7447 would be a no-op or whether an output reload can be deleted.
7448 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
7449 when setting up new_spill_reg_store. Load it from
7450 reload_reg_rtx_for_output, moving the mode and register
7452 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
7453 instead of the original when deciding whether an output reload
7454 would be a no-op. Do the same when modifying insn notes.
7455 Use rtx_equal_p instead of == to compare the registers.
7456 (inherit_piecemeal_p): Take a mode and two register numbers
7458 (emit_reload_insns): Clear new_spill_reg_store for every hard
7459 register in the reload register. Remove spill registers
7460 from reg_reloaded_valid before considering whether to record
7461 inheritance information for them. Use reload_reg_rtx_for_output
7462 instead of reg_rtx when recording output reloads. Use
7463 reload_reg_rtx_for_input instead of reg_rtx when recording
7464 input reloads. Set or clear reg_reloaded_call_part_clobbered
7465 at the same time as setting reg_reloaded_valid.
7466 (delete_output_reload): Add a new_reload_reg parameter and use it
7467 instead of rld[j].reg_rtx.
7468 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
7471 2008-03-25 Tom Tromey <tromey@redhat.com>
7473 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
7474 (build/genattr.o): Likewise.
7475 (build/genattrtab.o): Likewise.
7476 (build/gencodes.o): Likewise.
7477 (build/genconfig.o): Likewise.
7478 (build/genconstants.o): Likewise.
7479 (build/genemit.o): Likewise.
7480 (build/genextract.o): Likewise.
7481 (build/genflags.o): Likewise.
7483 2008-03-25 Bob Wilson <bob.wilson@acm.org>
7485 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
7486 instead of size_int for integer types.
7487 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
7488 to match type of MINUS_EXPR.
7490 2008-03-25 Tom Tromey <tromey@redhat.com>
7492 * configure: Rebuilt.
7493 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
7496 2008-03-25 Tom Tromey <tromey@redhat.com>
7498 * config/x-solaris (host-solaris.o): Update.
7499 * config/x-linux (host-linux.o): Update.
7500 * config/x-hpux (host-hpux.o): Update.
7501 * config/x-darwin (host-darwin.o): Update.
7502 * config/v850/t-v850e (v850-c.o): Update.
7503 * config/v850/t-v850 (v850-c.o): Update.
7504 * config/t-vxworks (vxworks.o): Update.
7505 * config/t-sol2 (sol2-c.o, sol2.o): Update.
7506 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
7507 * config/spu/t-spu-elf (spu-c.o): Update.
7509 * config/sh/t-symbian (sh-c.o): Update.
7510 (symbian.o): Update.
7511 * config/sh/t-sh (sh-c.o): Update.
7512 * config/score/t-score-elf (score7.o, score3.o): Update.
7513 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
7514 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
7515 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
7516 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
7518 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
7519 * config/m32c/t-m32c (m32c-pragma.o): Update.
7520 * config/ia64/t-ia64 (ia64-c.o): Update.
7521 * config/i386/x-mingw32 (host-mingw32.o): Update.
7522 * config/i386/x-i386 (driver-i386.o): Update.
7523 * config/i386/x-darwin (host-i386-darwin.o): Update.
7524 * config/i386/x-cygwin (host-cygwin.o): Update.
7525 * config/i386/t-nwld (nwld.o): Update.
7526 * config/i386/t-netware (netware.o): Update.
7527 * config/i386/t-interix (winnt.o): Update.
7528 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
7529 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
7530 msformat-c.o): Update.
7531 * config/bfin/t-bfin-linux (generated_files): Add
7532 linux-sysroot-suffix.h.
7533 * config/arm/t-wince-pe (pe.o): Update.
7534 * config/arm/t-strongarm-pe (pe.o): Update.
7535 * config/arm/t-pe (pe.o): Update.
7536 * config/arm/t-arm (arm-c.o): Update.
7537 * doc/install.texi (Prerequisites): Require make 3.80.
7538 * Makefile.in: Remove .o targets.
7539 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
7540 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
7541 (simple_generated_h, simple_generated_c): Move earlier.
7542 (generated_files): New variable.
7543 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
7544 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
7545 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
7546 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
7547 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
7548 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
7549 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
7550 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
7551 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
7552 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
7553 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
7554 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
7556 (COMPILE.base, COMPILE): New variables.
7557 (%.o): New pattern rule.
7558 (ALL_HOST_OBJS): New variable.
7559 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
7560 (dummy-checksum.o, cc1-checksum.o): Remove.
7561 (DRIVER_SHLIB): New variable.
7562 (DRIVER_DEFINES): Use it.
7563 (gencondmd.c): Move out of build/.
7564 (s-conditions): Update.
7565 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
7566 (ALL_BUILD_OBJS): Likewise.
7567 (build/%.o): Use BUILDCOMPILE.
7568 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
7569 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
7570 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
7571 build/gencheck.o, build/gencodes.o, build/genconditions.o,
7572 build/genconfig.o, build/genconstants.o, build/genemit.o,
7573 build/genextract.o, build/genflags.o, build/genmddeps.o,
7574 build/genopinit.o, build/genoutput.o, build/genpeep.o,
7575 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
7576 build/gen-protos.o, build/scan.o, build/fix-header.o,
7577 build/scan-decls.o): Simplify.
7578 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
7579 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
7580 prefix.o, toplev.o): Reduce to variable setting.
7581 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
7582 ($(out_object_file), gcc-options.o): New targets.
7583 ($(ALL_HOST_OBJS)): New target. Include dependency files.
7584 * configure: Rebuilt.
7585 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
7586 * doc/sourcebuild.texi (Front End Directory): Document new variable.
7588 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
7590 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
7591 complain when we hit an error, return ERROR_MARK_NODE.
7593 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7595 * config/sh/constraints.md (Pso, Psz): New constraints.
7596 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
7597 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
7599 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7601 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
7602 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
7604 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7606 * config/sh/sh.md (prefetch): Add condition for SH2A target.
7607 (prefetch_sh2a): New.
7609 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7610 Naveen.H.S <naveen.hs@kpitcummins.com>
7612 * config/sh/constraints.md (I28): New constraint.
7613 * config/sh/sh.c (broken_move): Add support for movi20s.
7614 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
7616 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
7617 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7618 Naveen.H.S <naveen.hs@kpitcummins.com>
7620 * config/sh/sh.c (SH_ATTRIBUTES): Define.
7621 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
7622 (print_operand): Handle resbank in %@ operand code.
7623 (sh_encode_section_info): New.
7624 (push_regs): Add conditions for resbank.
7625 (sh_expand_epilogue): Likewise.
7626 (sh_insert_attributes): Likewise.
7627 (sh_attribute_table): Likewise.
7628 (sh_handle_resbank_handler_attribute): New.
7629 (sh2a_handle_function_vector_handler_attribute): New.
7630 (sh2a_is_function_vector_call): New.
7631 (sh2a_get_function_vector_number): New.
7632 (sh2a_function_vector_p): New.
7633 (sh_cfun_resbank_handler_p): New.
7634 * config/sh/sh.md (calli): Emit jsr/n if possible.
7635 (calli_tbr_rel): New.
7636 (calli_pcrel): Emit jsr/n if possible.
7637 (return_i): Emit rts/n if possible.
7638 (call_valuei_tbr_rel): New.
7639 (call_valuei_pcrel): Add condition for SH2A target.
7640 (call_value): Likewise.
7641 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
7642 (sh2a_get_function_vector_number): Likewise.
7643 (sh2a_is_function_vector_call): Likewise.
7644 * doc/extend.texi: Document TBR relative addressing of SH2A.
7645 (resbank): Add description for SH2A.
7647 2008-03-24 Richard Guenther <rguenther@suse.de>
7650 * gimplify.c (gimplify_modify_expr): For frontend type-correct
7651 pointer assignments change conversions according to middle-end rules.
7652 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
7653 * configure.ac: Include type checking in yes.
7654 * configure: Regenerate.
7656 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7658 * diagnostic.c (diagnostic_count_diagnostic): Delete.
7659 (diagnostic_report_diagnostic): Update. Handle ICEs here.
7661 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
7663 * gthr-vxworks.h (UNUSED): Define.
7665 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
7667 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
7669 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
7671 * doc/extend.texi (Function Attributes): Add missing comma in the
7672 example of the "alloc_size" attribute.
7674 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
7677 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7679 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7682 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7685 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7686 of the underlying type of a MS bitfield layout to the natural
7687 alignment of the type.
7689 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7691 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7692 to their natural alignment to avoid store forwarding stalls.
7694 2008-03-22 Richard Guenther <rguenther@suse.de>
7696 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
7697 For PHI nodes verify the address is invariant.
7698 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
7699 (get_symbol_constant_value): Use is_gimple_min_invariant.
7700 (maybe_fold_stmt_indirect): Likewise.
7702 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
7704 PR rtl-optimization/33927
7705 * Makefile.in (dse.o): Depend on $(TM_P_H).
7706 * expr.h (extract_low_bits): Declare.
7707 * expmed.c (extract_low_bits): New function.
7708 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
7709 * dse.c: Include tm_p.h.
7710 (find_shift_sequence): Remove the read_reg argument and return the
7711 read value. Emit the instructions instead of returning them.
7712 Iterate on new_mode rather than calculating it each time.
7713 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
7714 source to NEW_MODE and extract_low_bits to convert the shifted
7716 (replace_read): Allow the load and store to have different mode
7717 classes. Use extract_low_bits when SHIFT == 0. Create the shift
7718 or extraction instructions before trying the replacement. Update
7719 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
7721 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7723 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7724 to their natural alignment to avoid store forwarding stalls.
7726 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7729 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
7730 encouraging but not allowing gprs for input;
7731 change the input constraint to !f#r.
7732 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
7734 change the output constraint to !f#r.
7736 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
7739 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
7740 corresponding post-reload splitters.
7741 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
7742 when x87 FP math is selected.
7743 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
7744 New function prototype.
7745 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
7746 unreachable function to ease macroization of insn patterns.
7748 2008-03-21 Martin Jambor <mjambor@suse.cz>
7750 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
7751 reference dumps if ddr is NULL or dependence is unknown.
7753 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
7755 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
7756 unsigned extension into account.
7757 (ATOMIC_COMPARE_AND_SWAP): Likewise.
7758 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
7759 Do computations on a scratch register.
7761 2008-03-21 Richard Guenther <rguenther@suse.de>
7763 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7764 Use is_gimple_min_invariant instead of TREE_INVARIANT.
7765 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
7766 * tree-ssa-dom.c (record_equality): Likewise.
7767 * tree-inline.c (copy_body_r): Likewise.
7768 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
7771 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
7773 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
7774 as 'delete_unused' argument.
7776 2008-03-20 Richard Guenther <rguenther@suse.de>
7778 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
7779 special casing of constant qualifiers.
7780 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
7781 care about them in general.
7782 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
7783 regardless of their type.
7784 (fold_stmt_r): Forcefully fold *& if we end up with that.
7786 2008-03-20 Paul Brook <paul@codesourcery.com>
7788 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
7789 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
7791 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
7793 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
7794 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
7796 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
7798 * common.opt (Wmudflap): New option.
7799 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
7800 (mx_register_decls): Likewise.
7801 (mudflap_finish_file): Likewise.
7802 * doc/invoke.texi: Document -Wno-mudflap.
7804 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
7806 * c-format.c (replace_format_name_to_system_name): New.
7808 (convert_format_name_to_system_name): New.
7809 (decode_format_attr): Add use of convert_format_name_to_system_name.
7810 (format_types_orig): Add gnu_ prefix to names.
7811 (check_format_info_main): Special treating of \0 escaped names for
7812 supporting multi-character format specifiers as I32, I64.
7813 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
7814 (gnu_target_overrides_format_attributes): New.
7815 * c-format.h: Add structure target_ovr_attr to hold
7816 system specific formatter names.
7817 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
7818 msformat-c.o file to c_target_objs and cxx_target_objs.
7819 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7820 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
7821 (TARGET_N_FORMAT_TYPES): New.
7822 * config/i386/msformat-c.c: New.
7823 * config/i386/t-cygming: Add build rule for msformat-c.o.
7824 * doc/extend.texi: Add new format names gnu_* and ms_* and
7826 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7828 2008-03-20 Ira Rosen <irar@il.ibm.com>
7830 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
7831 optimizations turned on under -O3.
7832 (ftree-vectorize): Add that the flag is turned on with -O3.
7834 2008-03-20 Ben Elliston <bje@au.ibm.com>
7836 * regmove.c (try_auto_increment): Fix spelling error in comment.
7837 * final.c (final_scan_insn): Likewise.
7839 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
7842 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
7843 allocator preferences for "y" and "r" class registers.
7844 ("*mov<mode>_internal"): Ditto.
7845 ("*movv2sf_internal_rex64"): Ditto.
7846 ("*movv2sf_internal"): Ditto.
7848 2008-03-19 Michael Matz <matz@suse.de>
7851 * calls.c (expand_call): Check overlap of arguments with call
7852 address for sibcalls.
7854 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7857 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7858 of the underlying type of a MS bitfield layout to the natural
7859 alignment of the type.
7861 2008-03-19 Jan Hubicka <jh@suse.cz>
7864 * toplev.c (decode_d_option): Handle all CPP flags.
7865 * tree-vrp.c: Update tree_pass descriptors.
7866 * regrename.c: Update tree_pass descriptors.
7867 * fwprop.c: Update tree_pass descriptors.
7868 * doc/invoke.texi: Remove documentation of dropped -d? flags.
7869 * tree-into-ssa.c: Update tree_pass descriptors.
7870 * tree-dump.c: Update tree_pass descriptors.
7871 * tree-complex.c: Update tree_pass descriptors.
7872 * tree-dump.h: Update tree_pass descriptors.
7873 * see.c: Update tree_pass descriptors.
7874 * cgraphbuild.c: Update tree_pass descriptors.
7875 * tracer.c: Update tree_pass descriptors.
7876 * tree-loop-distribution.c: Update tree_pass descriptors.
7877 * cgraph.c: Update tree_pass descriptors.
7878 * postreload-gcse.c: Update tree_pass descriptors.
7879 * postreload.c: Update tree_pass descriptors.
7880 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
7881 * tree-tailcall.c: Update tree_pass descriptors.
7882 * tree-pass.h (tree_opt_pass): Rename to ...
7883 (opt_pass) ... this one; add "type" field and remove letter field.
7884 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
7885 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
7886 all_lowering_passes): Update declaration.
7887 * ipa-cp.c: Update tree_pass descriptors.
7888 * final.c: Update tree_pass descriptors.
7889 * omp-low.c: Update tree_pass descriptors.
7890 * tree-ssa-dse.c: Update tree_pass descriptors.
7891 * ipa-reference.c: Update tree_pass descriptors.
7892 * tree-ssa-uncprop.c: Update tree_pass descriptors.
7893 * auto-inc-dec.c: Update tree_pass descriptors.
7894 * reorg.c: Update tree_pass descriptors.
7895 * cgraphunit.c: Update tree_pass descriptors.
7896 * tree-ssa-copyrename.c: Update tree_pass descriptors.
7897 * tree-ssa-ccp.c: Update tree_pass descriptors.
7898 * df-core.c: Update tree_pass descriptors.
7899 * mode-switching.c: Update tree_pass descriptors.
7900 * tree-nomudflap.c: Update tree_pass descriptors.
7901 * modulo-sched.c: Update tree_pass descriptors.
7902 * ipa-pure-const.c: Update tree_pass descriptors.
7903 * cse.c: Update tree_pass descriptors.
7904 * web.c: Update tree_pass descriptors.
7905 * tree-stdarg.c: Update tree_pass descriptors.
7906 * tree-ssa-math-opts.c: Update tree_pass descriptors.
7907 * tree-ssa-dom.c: Update tree_pass descriptors.
7908 * tree-nrv.c: Update tree_pass descriptors.
7909 * tree-ssa-alias.c: Update tree_pass descriptors.
7910 * loop-init.c: Update tree_pass descriptors.
7911 * gimple-low.c: Update tree_pass descriptors.
7912 * ipa-inline.c: Update tree_pass descriptors.
7913 * tree-ssa-sink.c: Update tree_pass descriptors.
7914 * global.c: Update tree_pass descriptors.
7915 * ifcvt.c: Update tree_pass descriptors.
7916 * jump.c: Update tree_pass descriptors.
7917 * predict.c: Update tree_pass descriptors.
7918 * tree-ssa-loop.c: Update tree_pass descriptors.
7919 * recog.c: Update tree_pass descriptors.
7920 * dse.c: Update tree_pass descriptors.
7921 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
7922 * tree-eh.c: Update tree_pass descriptors.
7923 * regmove.c: Update tree_pass descriptors.
7925 * function.c: Update tree_pass descriptors.
7926 * tree-vectorizer.c: Update tree_pass descriptors.
7927 * gcse.c: Update tree_pass descriptors.
7928 * ipa-type-escape.c: Update tree_pass descriptors.
7929 * tree-if-conv.c: Update tree_pass descriptors.
7930 * init-regs.c: Update tree_pass descriptors.
7931 * ipa.c: Update tree_pass descriptors.
7932 * tree-ssa-phiopt.c: Update tree_pass descriptors.
7933 * rtl-factoring.c: Update tree_pass descriptors.
7934 * lower-subreg.c: Update tree_pass descriptors.
7935 * bt-load.c: Update tree_pass descriptors.
7936 * tree-dfa.c: Update tree_pass descriptors.
7937 * except.c: Update tree_pass descriptors.
7938 * emit-rtl.c: Update tree_pass descriptors.
7939 * cfgexpand.c: Update tree_pass descriptors.
7940 * tree-cfgcleanup.c: Update tree_pass descriptors.
7941 * cfgcleanup.c: Update tree_pass descriptors.
7942 * tree-ssa-pre.c: Update tree_pass descriptors.
7943 * tree-sra.c: Update tree_pass descriptors.
7944 * tree-mudflap.c: Update tree_pass descriptors.
7945 * tree-ssa-copy.c: Update tree_pass descriptors.
7946 * cfglayout.c: Update tree_pass descriptors.
7947 * tree-ssa-forwprop.c: Update tree_pass descriptors.
7948 * tree-ssa-dce.c: Update tree_pass descriptors.
7949 * tree-ssa.c: Update tree_pass descriptors.
7950 * regclass.c: Update tree_pass descriptors.
7951 * integrate.c: Update tree_pass descriptors.
7952 * tree-optimize.c: Update tree_pass descriptors.
7953 * tree-ssa-phiprop.c: Update tree_pass descriptors.
7954 * tree-object-size.c: Update tree_pass descriptors.
7955 * combine.c: Update tree_pass descriptors.
7956 * tree-outof-ssa.c: Update tree_pass descriptors.
7957 * bb-reorder.c: Update tree_pass descriptors.
7958 * stack-ptr-mod.c: Update tree_pass descriptors.
7959 * var-tracking.c: Update tree_pass descriptors.
7960 * tree-profile.c: Update tree_pass descriptors.
7961 * tree-vect-generic.c: Update tree_pass descriptors.
7962 * reg-stack.c: Update tree_pass descriptors.
7963 * sched-rgn.c: Update tree_pass descriptors.
7964 * tree-ssa-structalias.c: Update tree_pass descriptors.
7965 * tree-cfg.c: Update tree_pass descriptors.
7966 * passes.c (current_pass): Update declaration.
7967 (finish_optimization_passes): Update.
7968 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
7969 (register_one_dump_file, register_dump_files_1, next_pass_1):
7971 (init_optimization_passes): Update handling of new types.
7972 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
7973 * ipa-struct-reorg.c: Update tree_pass descriptors.
7974 * tree-ssa-reassoc.c: Update tree_pass descriptors.
7975 * combine-stack-adj.c: Update tree_pass descriptors.
7976 * cfgrtl.c: Update tree_pass descriptors.
7977 * dce.c: Update tree_pass descriptors.
7978 * tree-ssanames.c: Update tree_pass descriptors.
7980 2008-03-19 Richard Guenther <rguenther@suse.de>
7983 * tree-ssa.c (walk_data): New structure.
7984 (warn_uninitialized_var): If not always_executed warn with "maybe"
7986 (execute_early_warn_uninitialized): Compute post-dominators.
7987 Initialize always_executed before processing each basic block.
7989 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
7992 * config/i386/i386.c (x86_this_parameter): Calculate correct location
7993 of "this" pointer when "regparm = N" or "fastcall" is in effect.
7995 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7997 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
7999 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
8001 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
8003 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
8004 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
8005 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
8006 target after ignore has been set, and move there also the commputation
8007 of subtarget and original_target.
8008 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
8009 (LANG_HOOKS_INITIALIZER): Remove it.
8010 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
8012 2008-03-18 Richard Guenther <rguenther@suse.de>
8014 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
8015 found an expression with constants, note that in the VN for the lhs.
8016 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
8017 fold them to constants if possible. Run cleanup_cfg if done so.
8018 (execute_pre): Return todo.
8020 (execute_fre): Likewise.
8021 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
8023 (get_prop_source_stmt): Look through pointer conversions.
8025 2008-03-18 Jan Hubicka <jh@suse.cz>
8027 * tree-pretty-print.c: Include predict.h.
8028 (dump_generic_node): Dump predictor.
8029 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
8030 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
8031 * gimple-low.c (lower_stmt): Likewise.
8032 * expr.c (expand_expr_real): Likewise.
8033 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
8035 (build_predict_expr, build_predict_expr): New.
8036 * predict.h (predictor_name, build_predict_expr): Update.
8037 * c-typeck.c (c_finish_bc_stmt): Add prediction.
8038 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
8039 * predict.def (PRED_CONTINUE): Update hitrate.
8040 * tree.def (PREDICT_EXPR): Define.
8041 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
8042 do not handle BIND_EXPR.
8043 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
8044 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
8045 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
8048 2008-03-18 Michael Matz <matz@suse.de>
8050 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
8052 2008-03-18 Richard Guenther <rguenther@suse.de>
8054 * tree-gimple.h (is_gimple_invariant_address): Declare.
8055 (is_gimple_constant): Likewise.
8056 * tree-gimple.c (is_gimple_constant): New function.
8057 (is_gimple_invariant_address): Likewise.
8058 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
8059 and is_gimple_invariant_address.
8060 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
8062 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
8063 an addressable base.
8065 2008-03-18 Jakub Jelinek <jakub@redhat.com>
8068 * gimplify.c (gimplify_expr): Gimplify second operand of
8071 2008-03-17 Richard Guenther <rguenther@suse.de>
8073 PR tree-optimization/19637
8074 * fold-const.c (fold_unary): Remove restrictions of removing
8075 intermediate pointer-conversions (P2)(P1)P0.
8076 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
8077 conversion to void pointer.
8078 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
8080 2008-03-16 James E. Wilson <wilson@tuliptree.org>
8083 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
8084 emulated thread local variables.
8086 2008-03-16 Richard Guenther <rguenther@suse.de>
8089 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
8090 expand TREE_INVARIANT operations that are not gimple invariant.
8092 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
8094 * doc/extend.texi (Alignment): Say that the ABI controls
8095 the __alignof__ for non-strict-alignment targets rather
8096 than being a recommendation.
8098 2008-03-15 Paul Brook <paul@codesourcery.com>
8100 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
8102 (arm_output_fn_unwind): Mark functions that can not be unwound.
8104 2008-03-15 Paul Brook <paul@codesourcery.com>
8106 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
8107 extension instructions.
8109 2008-03-15 Richard Guenther <rguenther@suse.de>
8111 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
8112 and fold constant aggregate refs.
8113 (fold_const_aggregate_ref): Handle string constants
8114 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
8115 (evaluate_stmt): Simplify now that ccp_fold folds constant
8118 2008-03-15 Paul Brook <paul@codesourcery.com>
8120 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
8121 (extzv): Use gen_extzv_t2.
8122 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
8124 2008-03-15 Richard Guenther <rguenther@suse.de>
8126 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
8127 (fold_const_aggregate_ref): Likewise.
8128 (get_value): Return NULL if we don't have any values.
8129 (ccp_finalize): Set const_val to NULL after freeing it.
8130 * tree-flow.h (get_symbol_constant_value): Declare.
8131 (fold_const_aggregate_ref): Likewise.
8132 * tree-ssa-sccvn.c (try_to_simplify): Use them.
8134 2008-03-15 Richard Guenther <rguenther@suse.de>
8137 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
8138 to not produce negative array indices if not allowed. Add
8139 parameter to indicate that.
8140 (maybe_fold_offset_to_component_ref): Allow negative array
8141 indices only for the first member of a structure.
8142 (maybe_fold_offset_to_reference): Allow negative array indices.
8143 (maybe_fold_stmt_addition): Likewise.
8145 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
8146 Anatoly Sokolov <aesok@post.ru>
8148 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
8149 (avr_arch): Add ARCH_AVR6.
8150 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
8151 (initial_elimination_offset): Initialize and use 'avr_pc_size'
8152 instead of fixed value 2.
8153 (print_operand_address): Use gs() asm specifier instead of pm().
8154 (avr_assemble_integer): (Ditto.).
8155 (avr_output_addr_vec_elt): (Ditto.).
8156 (print_operand): Handle "!" code.
8157 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
8158 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
8159 (AVR_HAVE_EIJMP_EICALL): Define.
8160 (AVR_3_BYTE_PC): Redefine.
8161 (AVR_2_BYTE_PC): (Ditto.).
8162 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
8163 (LINK_SPEC): Add atmega2560 and atmega2561.
8164 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
8166 * config/avr/avr.md (call_insn): Use eicall instead of icall
8167 for 3 byte PC devices.
8168 (call_value_insn): (Ditto.).
8169 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
8170 (indirect_jump): Use only for for 2 byte PC devices.
8171 (*tablejump): (Ditto.).
8172 (*indirect_jump_avr6): Add insn.
8173 (*tablejump_rjmp): Don't use for 3 byte PC devices.
8174 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
8175 instead of ijmp for 3 byte PC devices.
8176 (__tablejump2__): (Ditto.).
8177 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
8178 (MULITLIB_DIRNAMES): (Ditto.).
8179 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
8181 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
8183 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
8184 "sse2_umulsidi3". Use V1DI mode for operand 0.
8185 ("mmx_psadbw"): Use V1DI mode for operand 0.
8186 * config/i386/i386-modes.def (V1SI): New vector mode.
8187 * config/i386/i386.c (struct builtin_description)
8188 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
8189 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
8190 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
8191 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
8192 v1di_ftype_v8qi_v8qi type.
8193 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
8195 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
8196 __builtin_ia32_pmuludq]: Fix the mode of return value.
8198 2008-03-15 Richard Guenther <rguenther@suse.de>
8201 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
8204 2008-03-14 Bob Wilson <bob.wilson@acm.org>
8206 * doc/invoke.texi (Option Summary, Xtensa Options): Document
8207 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
8208 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
8209 unless TARGET_SERIALIZE_VOLATILE is enabled.
8210 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
8211 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
8212 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
8214 2008-03-14 Richard Guenther <rguenther@suse.de>
8216 PR tree-optimization/34172
8217 * tree-flow.h (refs_may_alias_p): Declare.
8218 (get_single_def_stmt): Likewise.
8219 (get_single_def_stmt_from_phi): Likewise.
8220 (get_single_def_stmt_with_phi): Likewise.
8221 * tree-dfa.c (refs_may_alias_p): New function.
8222 (get_single_def_stmt): Likewise.
8223 (get_single_def_stmt_from_phi): Likewise.
8224 (get_single_def_stmt_with_phi): Likewise.
8225 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
8226 (vn_reference_lookup_1): New helper function.
8227 (vn_reference_lookup): Walk the virtual use-def chain to
8228 continue searching for a match if the def does not alias the
8229 reference we are looking for.
8231 2008-03-14 David Edelsohn <edelsohn@gnu.org>
8233 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
8234 archive and Perzl. Update The Written Word listing.
8236 2008-03-14 Richard Guenther <rguenther@suse.de>
8238 PR tree-optimization/34043
8239 PR tree-optimization/33989
8240 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
8242 (bitmap_find_leader): Use extra argument to verify dominance
8243 relationship inside a basic-block.
8244 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
8245 (find_leader_in_sets): Adjust.
8246 (create_component_ref_by_pieces): Take extra argument for
8247 dominance check, handle lookup failures.
8248 (find_or_generate_expression): Likewise.
8249 (create_expression_by_pieces): Likewise.
8250 (insert_into_preds_of_block): Adjust.
8251 (create_value_expr_from): If asked for, verify all operands
8252 are in the blocks AVAIL_OUT set.
8253 (make_values_for_stmt): Check for SSA_NAMEs that are life
8254 over an abnormal edge.
8255 (compute_avail): Remove such check.
8256 (do_SCCVN_insertion): New function.
8257 (eliminate): If we do not find a leader suitable for replacement
8258 insert a replacement expression from SCCVN if available.
8259 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
8260 (struct vn_ssa_aux): Add needs_insertion flag.
8261 * tree-ssa-sccvn.c (may_insert): New global flag.
8262 (copy_reference_ops_from_ref): Value-number union member access
8263 based on its size, not type and member if insertion is allowed.
8264 (visit_reference_op_load): For a weak match from union type
8265 punning lookup a view-converted value and insert a SSA_NAME
8266 for that value if that is not found.
8267 (visit_use): Make dumps shorter. Do not disallow value numbering
8268 SSA_NAMEs that are life over an abnormal edge to constants.
8269 (free_scc_vn): Release inserted SSA_NAMEs.
8270 (run_scc_vn): New flag to specify whether insertion is allowed.
8271 Process SSA_NAMEs in forward order.
8272 * tree-ssa-loop-im.c (for_each_index): Handle invariant
8273 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
8274 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
8275 pointer type to/from integral types that do not change the
8276 precision to regular conversions.
8278 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
8280 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
8281 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
8282 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
8283 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
8284 input arguments and the mode of return value. Built-in functions
8285 that operate on whole 64-bit MMX register now use V1DI mode.
8287 2008-03-13 Alon Dayan <alond@il.ibm.com>
8288 Olga Golovanevsky <olga@il.ibm.com>
8290 PR tree-optimization/35041
8291 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
8292 to locate the right position in a statement.
8294 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
8298 * config/i386/xmmintrin.h: Change all static inline functions to
8299 extern inline and add __gnu_inline__ attribute.
8300 * config/i386/bmintrin.h: Ditto.
8301 * config/i386/smmintrin.h: Ditto.
8302 * config/i386/tmmintrin.h: Ditto.
8303 * config/i386/mmintrin-common.h: Ditto.
8304 * config/i386/ammintrin.h: Ditto.
8305 * config/i386/emmintrin.h: Ditto.
8306 * config/i386/pmmintrin.h: Ditto.
8307 * config/i386/mmintrin.h: Ditto.
8308 * config/i386/mm3dnow.h: Ditto.
8310 2008-03-13 Jakub Jelinek <jakub@redhat.com>
8313 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
8314 (lower_omp_2): New function.
8315 (lower_omp_1, lower_omp): Rewritten.
8317 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
8320 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
8321 with the phrase "Microsoft Windows compilers".
8322 (Push/Pop Macro Pragmas): New subsection. Document
8323 #pragma push_macro and pragma pop_macro.
8325 2008-03-12 Paul Brook <paul@codesourcery.com>
8327 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
8329 2008-03-12 Paul Brook <paul@codesourcery.com>
8331 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
8332 (thumb2_alusi3_short): Exclude PLUS and MINUS.
8333 (thumb2_addsi_shortim): Rename ...
8334 (thumb2_addsi_short): ... to this. Allow register operands.
8335 (thumb2_subsi_short): New pattern.
8336 (thumb2_one_cmplsi2_short,
8337 thumb2_negsi2_short): New patterns and peepholes.
8339 2008-03-12 Paul Brook <paul@codesourcery.com>
8341 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
8343 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
8345 * config/i386/i386.md (int_cond): New code iterator.
8347 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
8348 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
8349 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
8350 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
8351 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
8352 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
8353 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
8354 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
8356 2008-03-12 Paul Brook <paul@codesourcery.com>
8358 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
8359 instead of {arm,thumb}_compute_save_reg_mask.
8360 (output_return_instruction): Ditto.
8361 (thumb_unexpanded_epilogue): Ditto.
8362 (thumb1_expand_prologue): Ditto.
8363 (thumb1_output_function_prologue): Ditto.
8364 (arm_set_return_address): Ditto.
8365 (thumb_set_return_address): Ditto.
8366 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
8367 regs to achieve stack alignment.
8368 (thumb1_compute_save_reg_mask): Fix compiler warning.
8369 (arm_output_epilogue): Use offsets->saved_regs_mask.
8370 Adjust stack pointer by poping call clobered registers.
8371 (arm_expand_prologue): Use offsets->saved_regs_mask.
8372 Adjust stack pointer by pushing extra registers.
8373 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
8375 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
8378 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
8379 conversion to the operands of a multiplication.
8381 2008-03-12 Richard Guenther <rguenther@suse.de>
8383 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
8384 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
8385 * timevar.def (TV_TREE_PHIPROP): Add.
8386 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
8387 pass description. Use TV_TREE_PHIPROP.
8388 * tree-ssa-forwprop.c: Remove phiprop code.
8390 2008-03-12 Jakub Jelinek <jakub@redhat.com>
8393 * omp-low.c (maybe_lookup_decl): Constify first argument.
8394 (use_pointer_for_field): Change last argument from bool to
8395 omp_context *. Disallow shared copy-in/out in nested
8396 parallel if decl is shared in outer parallel too.
8397 (build_outer_var_ref, scan_sharing_clauses,
8398 lower_rec_input_clauses, lower_copyprivate_clauses,
8399 lower_send_clauses, lower_send_shared_vars): Adjust callers.
8401 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
8402 Ira Rosen <irar@il.ibm.com>
8404 * tree-vectorizer.c (free_stmt_vec_info): New function.
8405 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
8406 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
8407 * tree-vectorizer.h (free_stmt_vec_info): Declare.
8408 * tree-vect-transform.c (vectorizable_conversion): Free
8409 vec_oprnds0 if it was allocated.
8410 (vect_permute_store_chain): Remove unused VECs.
8411 (vectorizable_store): Free VECs that are allocated in the..
8413 (vect_transform_strided_load, vectorizable_load): Likewise.
8414 (vect_remove_stores): Simplify the code.
8415 (vect_transform_loop): Move code to vect_remove_stores().
8416 Call vect_remove_stores() and free_stmt_vec_info().
8418 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8420 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
8421 TARGET_HPUX. Revise comment.
8422 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
8423 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
8424 Use sr4 variant of `be' instruction when not generating PIC code.
8425 (attr_length_call): Adjust for above change.
8427 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8429 * ipa-reference.c (static_execute): Remove module_statics_const and
8430 associated setting code.
8432 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8435 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
8436 predicate for operand 1.
8437 (paritysi2_cmp): Use register_operand predicate for operand 2.
8438 Use earlyclobber modifier for operand 1. Remove support for
8440 (paritydi2_cmp): Use register_operand predicate for operand 3.
8441 Use earlyclobber modifier for operand 1. Remove support for
8444 2008-03-11 Paul Brook <paul@codesourcery.com>
8445 Vladimir Prus <vladimir@codesourcery.com>
8447 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
8448 (arm_compute_save_reg0_reg12_mask): Always
8449 check if register 11 must be saved. Always safe hard frame pointer
8450 when frame_pointer_needeed.
8451 (arm_compute_save_reg_mask): Save IP and PC
8452 only with apcs frames.
8453 (arm_output_epilogue): Adjust Thumb2 codepath to
8454 be also invoked and work for ARM non-apcs frames.
8455 (arm_expand_prologue): Don't bother saving IP
8456 for non-apcs frame, since it's not clobbered by
8457 prologue code. Implement non-apcs frame
8460 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8462 PR rtl-optimization/35281
8463 * expr.c (convert_move): Use a new pseudo for the intermediate
8464 from_mode->word_mode result.
8466 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8468 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
8469 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
8470 * toplev.c (compile_file): Don't call it.
8472 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8475 * expr.c (store_expr): Call emit_block_move if the mode
8476 of "temp" RTX is BLKmode.
8478 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8479 Richard Guenther <rguenther@suse.de>
8481 PR tree-optimization/31358
8482 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
8483 the step with a NULL_TREE.
8484 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
8485 to sizetype if type is a pointer type.
8486 (add_candidate_1): Don't convert the base and step to
8487 the generic type if the orginal type is a pointer type.
8488 (add_iv_value_candidates): Use sizetype for the step
8489 if type is a pointer type.
8490 (cand_value_at): Likewise.
8491 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
8493 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
8494 Don't convert the tem affine to the type.
8495 (add_elt_to_tree): Use sizetype for the step if a pointer.
8496 Use POINTER_PLUS_EXPR for pointers.
8497 (aff_combination_to_tree): Use sizetype for the step if a
8500 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
8502 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
8503 Remove commutativity hint.
8505 2008-03-10 Jakub Jelinek <jakub@redhat.com>
8509 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
8510 errorneous type. Check that v is a VAR_DECL.
8513 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
8515 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
8517 PR tree-optimization/35494
8518 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
8519 may be overriden at link and run time.
8521 2008-03-10 Richard Guenther <rguenther@suse.de>
8523 PR tree-optimization/34677
8524 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
8525 (poolify_tree): Likewise.
8526 (modify_expr_template): Likewise.
8527 (poolify_modify_stmt): Likewise.
8528 (insert_fake_stores): Handle all component-ref style stores
8529 in addition to INDIRECT_REF. Also handle complex types.
8530 Do not poolify the inserted load.
8531 (realify_fake_stores): Do not rebuild the tree but only
8532 make it a SSA_NAME copy.
8533 (init_pre): Remove initialzation of modify_expr_template.
8534 Do not allocate modify_expr_node_pool.
8535 (fini_pre): Do not free modify_expr_node_pool.
8537 2008-03-10 Paul Brook <paul@codesourcery.com>
8539 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
8542 2008-03-10 Paul Brook <paul@codesourcery.com>
8543 Mark Shinwell <shinwell@codesourcery.com>
8545 * config/arm/cortex-r4.md: New.
8546 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
8548 * config/arm/arm.md: Include cortex-r4.md.
8549 (insn): Add smmls, sdiv and udiv values.
8550 (generic_sched): Don't use generic scheduling for Cortex-R4.
8551 (arm_issue_rate): New function.
8552 (TARGET_SCHED_ISSUE_RATE): Define.
8554 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
8556 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
8558 2008-03-10 Richard Guenther <rguenther@suse.de>
8560 * tree-ssa-pre.c (get_sccvn_value): Simplify.
8561 (compute_avail): Do not add stmt uses to AVAIL_OUT.
8563 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
8565 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
8566 Set default to true.
8568 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8570 * c.opt (Wsynth): Deprecate.
8571 * doc/invoke.texi (Option Summary, Warning Options): Document
8572 -Wno-format-contains-nul.
8574 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
8577 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
8578 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
8580 2008-03-09 Ira Rosen <irar@il.ibm.com>
8582 * config/rs6000/rs6000.c (builtin_description): Rename vector
8583 left shift operations.
8584 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
8585 (altivec_vsl<VI_char>): Rename to ...
8586 (ashl<mode>3): ... new name.
8587 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
8589 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
8591 2008-03-08 Richard Guenther <rguenther@suse.de>
8593 * coverage.h (tree_coverage_counter_addr): Declare.
8594 * coverage.c (tree_coverage_counter_addr): New function.
8595 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
8597 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
8598 (tree_gen_one_value_profiler): Likewise.
8599 (tree_gen_ic_profiler): Likewise.
8600 (tree_gen_average_profiler): Likewise.
8601 (tree_gen_ior_profiler): Likewise.
8603 2008-03-08 Richard Guenther <rguenther@suse.de>
8605 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
8606 (vn_binary_op_insert): Likewise.
8607 (vn_unary_op_lookup): Likewise.
8608 (vn_unary_op_insert): Likewise.
8609 (vn_nary_op_lookup): Declare.
8610 (vn_nary_op_insert): Likewise.
8611 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
8612 and binary hashes, use a single obstack for unary_op_pool
8614 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
8615 a single struct vn_nary_op_s. Store tree code length and
8616 a variable number of operands.
8617 (struct vn_reference_op_struct): Remove unused op2.
8618 (vn_reference_op_eq): Do not compare op2.
8619 (vn_reference_op_compute_hash): Do not compute hash of op2.
8620 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
8621 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
8622 with vn_nary_op_compute_hash.
8623 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
8624 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
8626 (vn_unary_op_insert, vn_binary_op_insert): Replace with
8628 (visit_unary_op): Call nary functions.
8629 (visit_binary_op): Likewise.
8630 (process_scc): Adjust for struct vn_tables_s changes.
8631 (allocate_vn_table): Likewise.
8632 (free_vn_table): Likewise.
8633 * tree-vn.c (vn_add): Call nary functions.
8634 (vn_lookup): Likewise.
8636 2008-03-08 Jakub Jelinek <jakub@redhat.com>
8639 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
8640 wdst back after sync_compare_and_swapqhi_internal.
8642 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
8645 * config/i386/i386-modes.def (V1DI): New vector mode.
8646 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
8647 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
8648 (MMXMODE248): Ditto.
8649 (MMXMODE): Add V1DI mode.
8650 (mmxvecsize): Change DI mode to V1DI mode.
8651 ("mov<mode>): Use MMXMODEI8 mode iterator.
8652 ("*mov<mode>_internal_rex64"): Ditto.
8653 ("*mov<mode>_internal"): Ditto.
8654 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
8655 ("mmx_sub<mode>3"): Ditto.
8656 ("mmx_adddi3"): Remove insn pattern.
8657 ("mmx_subdi3"): Ditto.
8658 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
8659 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
8660 ("mmx_ashl<mode>3"): Ditto.
8661 ("mmx_lshrdi3"): Remove insn pattern.
8662 ("mmx_ashldi3"): Ditto.
8663 * config/i386/i386.c (classify_argument): Handle V1DImode.
8664 (function_arg_advance_32): Ditto.
8665 (function_arg_32): Ditto.
8666 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
8667 mmx_addv1di3 insn pattern.
8668 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
8669 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
8670 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
8671 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
8672 Remove definitions of built-in functions.
8673 (V1DI_type_node): New node.
8674 (v1di_ftype_v1di_int): Ditto.
8675 (v1di_ftype_v1di_v1di): Ditto.
8676 (v2si_ftype_v2si_si): Ditto.
8677 (v4hi_ftype_v4hi_di): Remove node.
8678 (v2si_ftype_v2si_di): Ditto.
8679 (ix86_init_mmx_sse_builtins): Handle V1DImode.
8680 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
8681 Redefine builtins using def_builtin_const with *_ftype_*_int node.
8682 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
8683 Add new builtins using def_builtin_const.
8684 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
8685 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
8686 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
8687 * config/i386/mmintrin.h (__v1di): New typedef.
8688 (_mm_add_si64): Cast arguments to __v1di type.
8689 (_mm_sub_si64): Ditto.
8690 (_mm_sll_pi16): Cast __count to __v4hi type.
8691 (_mm_sll_pi32): Cast __count to __v2si type.
8692 (_mm_sll_si64): Cast arguments to __v1di type.
8693 (_mm_srl_pi16): Cast __count to __v4hi type.
8694 (_mm_srl_pi32): Cast __count to __v2si type.
8695 (_mm_srl_si64): Cast arguments to __v1di type.
8696 (_mm_sra_pi16): Cast __count to __v4hi type.
8697 (_mm_sra_pi32): Cast __count to __v2si type.
8698 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
8699 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
8700 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
8701 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
8702 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
8703 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
8704 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
8705 (_mm_srai_pi32): Use __builtin_ia32_psradi.
8706 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
8707 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
8708 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
8709 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
8711 2008-03-07 Joseph Myers <joseph@codesourcery.com>
8713 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
8715 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
8718 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
8719 reg+const addressing for Altivec modes. Don't generate reg+reg
8720 addressing for TFmode or TDmode quantities.
8722 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
8724 * c-common.c (vector_types_convertible_p): Call langhook
8725 instead of comptypes.
8727 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8730 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
8731 integral and scalar float variables which have a
8734 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
8736 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
8737 dwarf_register_span hook when emitting unwind information for
8738 register-to-memory saves.
8739 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
8740 (rs6000_frame_related): Remove call to spe_synthesize_frame.
8742 2008-03-06 Jakub Jelinek <jakub@redhat.com>
8744 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
8745 for the same VAR_DECL.
8747 2008-03-06 Tom Tromey <tromey@redhat.com>
8750 * doc/standards.texi (Standards): Don't mention treelang.
8751 * doc/invoke.texi (Overall Options): Don't mention treelang.
8752 * doc/install.texi (Prerequisites): Don't mention bison or
8754 (Configuration): Don't mention treelang.
8755 (Building): Likewise.
8756 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
8758 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
8760 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
8761 word-extractions out of a multi-word object.
8763 2008-03-06 Richard Guenther <rguenther@suse.de>
8765 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
8766 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
8767 result type and precision.
8768 * expr.c (get_inner_reference): Set unsignedp based on the result
8769 type of BIT_FIELD_REF.
8770 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
8771 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
8772 (try_instantiate_multiple_fields): Likewise. Use the correct type
8774 (sra_build_assignment): Likewise.
8775 (sra_build_elt_assignment): Likewise.
8776 (sra_explode_bitfield_assignment): Likewise.
8777 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
8778 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
8779 set BIT_FIELD_REF_UNSIGNED.
8780 (vectorizable_load): Likewise.
8782 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
8784 * cse.c (cse_extended_basic_block): Invalidate artificial defs
8787 2008-03-06 Richard Guenther <rguenther@suse.de>
8789 * alias.c (struct alias_set_entry): Move has_zero_child field
8790 to pack with alias_set.
8792 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
8794 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8797 2008-03-05 Ian Lance Taylor <iant@google.com>
8799 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
8801 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8803 * fwprop.c (update_df): Support width and offset parameters of
8805 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
8806 global_conflicts): Change DF_REF_EXTRACT to either
8807 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8808 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8809 * df-scan.c (df_ref_record, df_defs_record,
8810 df_ref_create_structure, df_def_record_1, df_uses_record,
8811 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
8812 df_bb_refs_collect, df_entry_block_defs_collect,
8813 df_exit_block_uses_collect): Support new width and offset fields.
8814 (ref_extract_pool): New storage pool.
8815 (df_free_ref): New function.
8816 (df_reg_chain_unlink, df_free_collection_rec,
8817 df_sort_and_compress_refs): Call df_free_ref.
8818 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
8820 (df_ref_create_structure): Allocate df_ref_extract if offset and
8821 width fields are used.
8822 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
8823 (df_uses_record): Get offset and width from ZERO_EXTRACT
8825 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
8826 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8827 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8828 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
8829 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8830 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8831 (df_ref_extract): New structure.
8832 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
8833 (df_ref_create): Add width and offset parameters.
8835 2008-03-05 Richard Guenther <rguenther@suse.de>
8837 * tree-ssa-structalias.c (get_constraint_for_component_ref):
8838 Use ranges_overlap_p.
8839 (offset_overlaps_with_access): Rename
8840 to ranges_overlap_p and move ...
8841 * tree-flow-inline.h (ranges_overlap_p): ... here.
8843 * tree.h (get_inner_reference, handled_component_p): Update
8846 * tree.h (record_component_aliases, get_alias_set,
8847 alias_sets_conflict_p, alias_sets_must_conflict_p,
8848 objects_must_conflict_p): Move declarations ...
8849 * alias.h (record_component_aliases, get_alias_set,
8850 alias_sets_conflict_p, alias_sets_must_conflict_p,
8851 objects_must_conflict_p): ... here.
8852 Include coretypes.h.
8853 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
8855 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
8857 * cfg.c: Include tree-flow.h.
8858 (remove_edge_raw): Call redirect_edge_var_map_clear.
8859 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
8860 * tree-flow-inline.h (redirect_edge_var_map_def): New.
8861 (redirect_edge_var_map_result): New.
8862 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
8863 PENDING_STMT use with redirect_edge_var_map_*.
8864 * tree-ssa.c (edge_var_maps): New definition.
8865 (redirect_edge_var_map_add): New.
8866 (redirect_edge_var_map_clear): New.
8867 (redirect_edge_var_map_dup): New.
8868 (redirect_edge_var_map_vector): New.
8869 (redirect_edge_var_map_destroy): New.
8870 (ssa_redirect_edge): Replace PENDING_STMT use with
8871 redirect_edge_var_map_*.
8872 (flush_pending_stmts): Same.
8873 (delete_tree_ssa): Destroy edge var map.
8874 * tree-flow.h (struct _edge_var_map): New.
8875 Define edge_var_map vector type.
8876 Declare redirect_edge_var_map_* prototypes.
8877 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
8878 * tree-cfg.c (reinstall_phi_args): Replace
8879 PENDING_STMT use with redirect_edge_var_map_*.
8881 2008-03-05 Richard Guenther <rguenther@suse.de>
8883 PR tree-optimization/35472
8884 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
8885 whose single use_stmt has a overlapping set of loaded and
8886 stored symbols as that use_stmt might be a noop assignment then.
8888 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
8890 * gthr-rtems.h: Implement __gthread_mutex_destroy.
8892 2008-03-05 Richard Guenther <rguenther@suse.de>
8895 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
8896 should be constants.
8897 * tree-cfg.c (verify_expr): Verify it.
8898 * fold-const.c (fold_truthop): Remove code generating
8899 BIT_FIELD_REFs of structure bases.
8900 (fold_binary): Likewise.
8901 (fold_ternary): Position and size of BIT_FIELD_REFs are
8902 always host integers.
8903 (make_bit_field_ref): Remove.
8904 (optimize_bit_field_compare): Remove.
8905 (all_ones_mask_p): Remove.
8907 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
8910 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
8911 (split_block_and_df_analyze): New. Split basic block and rebuild
8913 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
8915 (split_pattern_seq): Likewise.
8916 (erase_matching_seqs): Likewise.
8917 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
8919 2008-03-04 Geoff Keating <geoffk@apple.com>
8921 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
8922 declaration and code.
8923 (tree_invalid_nonnegative_warnv_p): Likewise.
8925 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8927 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
8928 examples. Truncate option-names then causing overfull hbox.
8930 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8933 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
8935 * configure: Rebuilt.
8937 2008-03-04 Rafael Espindola <espindola@google.com>
8939 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
8940 (tree_unary_nonnegative_warnv_p): New.
8941 (tree_binary_nonnegative_warnv_p): New.
8942 (tree_single_nonnegative_warnv_p): New.
8943 (tree_invalid_nonnegative_warnv_p): New.
8944 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
8946 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8949 * opts.c (handle_option): Postpone 'unknown option' errors only for
8952 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
8955 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
8958 2008-03-04 Rafael Espindola <espindola@google.com>
8960 * fold-const.c (tree_unary_nonzero_warnv_p): New.
8961 (tree_binary_nonzero_warnv_p): New.
8962 (tree_single_nonzero_warnv_p): New.
8963 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
8965 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
8968 * fold-const.c (fold_cond_expr_with_comparison): Prevent
8969 transformations for modes that have signed zeros.
8970 * ifcvt.c (noce_try_abs): Ditto.
8972 2008-03-04 Joseph Myers <joseph@codesourcery.com>
8974 * config/i386/i386.c (override_options): Force
8975 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
8977 2008-03-04 Jan Hubicka <jh@suse.cz>
8980 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
8983 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
8985 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
8986 label to probe the stack.
8988 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
8990 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
8991 (__gthr_win32_mutex_destroy): Declare.
8992 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
8993 __gthr_win32_mutex_destroy.
8994 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
8996 2008-03-03 Jan Hubicka <jh@suse.cz>
8999 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
9000 aggressive on inlining cold calls.
9002 2008-03-03 Richard Guenther <rguenther@suse.de>
9004 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
9005 struct copies into the expression table.
9006 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
9007 (try_to_simplify): Likewise.
9008 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
9009 integral and pointer arguments which do not change the
9010 precision to NOP_EXPRs.
9011 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
9012 VIEW_CONVERT_EXPR case.
9014 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
9016 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
9017 defined in a loop at depth 0 is invariant.
9018 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
9019 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
9020 be called at loop depth 0.
9022 2008-03-02 Jakub Jelinek <jakub@redhat.com>
9025 * gcc.c (process_command): Update copyright notice dates.
9026 * gcov.c (print_version): Likewise.
9027 * gcov-dump.c (print_version): Likewise.
9028 * mips-tfile.c (main): Likewise.
9029 * mips-tdump.c (main): Likewise.
9031 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9034 * c-common.c (flag_permissive): Delete.
9035 (constant_expression_warnings): Check flags first.
9036 (constant_expression_error): New.
9037 * c-common.h (flag_permissive): Delete.
9038 (constant_expression_error): Declare.
9039 * flags.h (flag_permissive): Declare. Update description.
9040 * diagnostic.c (pedwarn): Update.
9042 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
9043 (permissive_error_kind): New.
9044 * toplev.c (flag_permissive): Define. Update description.
9045 * toplev.h (permissive_error_kind): Declare.
9046 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
9047 (pedwarn_c90): Use pedantic_warning_kind.
9048 * c-opts.c (c_common_post_options): flag_permissive does not affect
9049 flag_pedantic_errors.
9051 2008-03-02 Joseph Myers <joseph@codesourcery.com>
9053 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
9054 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
9055 __absvsi2, __absvDI2): Use unsigned arithmetic.
9057 2008-03-02 Andi Kleen <ak@suse.de>
9058 Richard Guenther <rguenther@suse.de>
9060 * struct-equiv.c: Remove file.
9061 * cfg_cleanup.c (condjump_equiv_p): Remove.
9062 * Makefile.in (OBJS-common): Remove struct-equiv.o.
9063 (struct-equiv.o): Remove rule.
9064 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
9065 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
9066 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
9068 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9070 * ifcvt.c (noce_process_if_block): Try to handle only the then
9071 block if the else block exists but isn't suitable.
9073 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
9076 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
9077 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
9078 regression from previous patch.
9080 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
9083 * gthr.h: Add __gthread_mutex_destroy as a function that must be
9085 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
9086 * gthr-single.h (__gthread_mutex_destroy): Likewise.
9087 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
9088 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
9089 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
9090 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
9091 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
9092 (__gthread_mutex_destroy_function): Rename to
9093 __gthread_mutex_destroy.
9094 * gthr-dce.h (__gthread_mutex_destroy): Call
9095 pthread_mutex_destroy.
9096 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
9097 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
9098 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
9100 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9102 * df-scan.c (df_ref_chain_change_bb): Simplify.
9103 (df_insn_change_bb): Add new_bb argument. Simplify. Call
9104 set_block_for_insn if there's any change.
9105 * df.h ((df_insn_change_bb): Fix prototype.
9106 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
9107 df_insn_change_bb, don't call set_block_for_insn.
9108 * emit-rtl.c (reorder_insns): Likewise.
9109 * haifa-sched.c (move_insn): Likewise.
9111 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9113 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
9115 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9117 * tree-flow-inline.h (next_readonly_imm_use): Return
9118 NULL_USE_OPERAND_P after the end.
9120 2008-03-01 Richard Guenther <rguenther@suse.de>
9122 PR tree-optimization/35411
9123 * tree-sra.c (sra_build_assignment): Split conversion to
9124 final type to a separate statement if we are not assigning
9127 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9129 * fold-const.c (fold_convertible_p): Correct the logic to follow
9130 that in fold_convert().
9132 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
9135 * tree-inline.c (build_duplicate_type): When we make a
9136 duplicate type, make it unique in the canonical types system.
9138 2008-02-29 Tom Tromey <tromey@redhat.com>
9140 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
9141 input_file_stack_history, input_file_stack_restored): Remove.
9142 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
9143 * input.h (struct file_stack): Remove.
9144 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
9145 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
9147 * diagnostic.h (struct diagnostic_context) <last_module>: Change
9149 (diagnostic_last_module_changed): Add 'map' argument.
9150 (diagnostic_set_last_function): Likewise.
9151 * diagnostic.c (undiagnostic_report_current_module): Iterate using
9152 line map, not input_file_stack.
9153 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
9155 2008-02-29 Paul Brook <paul@codesourcery.com>
9157 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
9159 2008-02-29 Paul Brook <paul@codesourcery.com>
9161 * config/arm/ieee754-df.S (muldf3): Use RET macros.
9163 2008-02-29 Richard Guenther <rguenther@suse.de>
9165 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
9167 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
9168 value for comparing for a store match.
9169 (simplify_unary_expression): Do nothing for SSA_NAMEs.
9170 (try_to_simplify): Do not do a full-blown reference lookup.
9172 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
9174 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
9175 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
9177 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
9179 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
9181 * tree-loop-linear.c (try_interchange_loops): Compare memory access
9182 strides against cache sizes.
9184 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
9186 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
9189 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
9191 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
9192 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
9193 is smaller than the original promoted value.
9194 (simplify_subreg): If OP is a SUBREG, try to preserve its
9195 SUBREG_PROMOTED_VAR_P information.
9197 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
9199 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
9200 (VN_INFO_GET): Allocate new objects on the obstack.
9201 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
9202 for rpo_numbers_temp, for consistency.
9203 (free_scc_vn): Free the obstack.
9205 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
9207 * doc/invoke.texi: Document -ftree-loop-distribution.
9208 * tree-loop-distribution.c: New.
9209 * tree-pass.h (pass_loop_distribution): New.
9210 * graphds.h (struct graph): Add htab_t indices.
9211 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
9212 * tree-vectorizer.c (rename_variables_in_loop): Extern.
9213 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
9214 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
9215 * tree-data-ref.c (debug_data_dependence_relations): New.
9216 (dump_data_dependence_relation): Also print data references.
9217 (free_data_ref): Extern.
9218 (same_access_functions): Moved...
9219 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
9220 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
9221 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
9222 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
9223 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
9224 (stmts_from_loop): Skip LABEL_EXPR.
9225 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
9227 (build_rdg): Initialize rdg->indices htab.
9228 (free_rdg, stores_from_loop, ref_base_address,
9229 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
9230 have_similar_memory_accesses_1, ref_base_address_1,
9231 remove_similar_memory_refs): New.
9232 * tree-data-ref.h: Depend on tree-chrec.h.
9233 (debug_data_dependence_relations, free_data_ref): Declared.
9234 (same_access_functions): ... here.
9235 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
9237 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
9238 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
9239 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
9240 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
9241 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
9242 rdg_vertex_for_stmt): Declared.
9243 (struct rdg_edge): Add level.
9245 (free_rdg, stores_from_loop, remove_similar_memory_refs,
9246 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
9248 (rdg_has_similar_memory_accesses): New.
9249 * tree-vect-analyze.c: Remove unused static decls.
9250 * lambda.h (dependence_level): New.
9251 * common.opt (ftree-loop-distribution): New.
9252 * tree-flow.h (mark_virtual_ops_in_bb,
9253 slpeel_tree_duplicate_loop_to_edge_cfg,
9254 rename_variables_in_loop): Declared.
9255 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
9256 (OBJS-common): Add tree-loop-distribution.o.
9257 (tree-loop-distribution.o): New rule.
9258 * tree-cfg.c (mark_virtual_ops_in_bb): New.
9259 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
9260 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
9262 2008-02-28 Joseph Myers <joseph@codesourcery.com>
9265 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
9266 other than structures and unions.
9268 2008-02-28 Richard Guenther <rguenther@suse.de>
9271 2008-02-26 Richard Guenther <rguenther@suse.de>
9273 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9274 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9275 (lookup_decl_from_uid): Declare.
9276 (remove_decl_from_map): Likewise.
9277 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9278 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9279 (decl_for_uid_map): New global hashtable mapping DECL_UID
9281 (init_ttree): Allocate it.
9282 (insert_decl_to_uid_decl_map): New helper function.
9283 (make_node_stat): Insert new decls into the map.
9284 (copy_node_stat): Likewise.
9285 (lookup_decl_from_uid): New function.
9286 (remove_decl_from_map): Likewise.
9287 (print_decl_for_uid_map_statistics): New helper.
9288 (dump_tree_statistics): Call it.
9290 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9291 (referenced_var_iterator): Adjust.
9292 (FOR_EACH_REFERENCED_VAR): Adjust.
9293 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9294 (num_referenced_vars): Adjust.
9295 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9296 (first_referenced_var): Remove.
9297 (end_referenced_vars_p): Likewise.
9298 (next_referenced_var): Likewise.
9299 (referenced_var_iterator_set): New helper function.
9300 * tree-dfa.c (referenced_var_lookup): Adjust.
9301 (referenced_var_check_and_insert): Likewise.
9302 (remove_referenced_var): Likewise.
9303 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9304 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9305 (verify_call_clobbering): Likewise.
9306 (verify_memory_partitions): Likewise.
9307 (init_tree_ssa): Allocate bitmap instead of hashtable for
9309 (delete_tree_ssa): Adjust.
9310 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9311 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9312 (compute_tag_properties): Likewise.
9313 (set_initial_properties): Likewise.
9314 (find_partition_for): Likewise.
9315 (update_reference_counts): Likewise.
9316 (dump_may_aliases_for): Likewise.
9317 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9318 (add_call_clobber_ops): Likewise.
9319 (add_call_read_ops): Likewise.
9320 (get_asm_expr_operands): Likewise.
9321 * tree-into-ssa.c (dump_decl_set): Likewise.
9322 (update_ssa): Likewise.
9323 * tree-sra.c (scan_function): Likewise.
9324 (decide_instantiations): Likewise.
9325 (scalarize_parms): Likewise.
9326 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9327 (dsa_named_for): Likewise.
9328 * tree-ssa-structalias.c (update_alias_info): Likewise.
9329 (merge_smts_into): Likewise.
9331 2008-02-27 David Daney <ddaney@avtrex.com>
9334 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
9335 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
9336 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
9337 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
9338 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
9340 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
9343 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
9344 (BUILT_IN_NEXTTOWARD): Remove.
9345 (BUILT_IN_NEXTTOWARDF): Ditto.
9346 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
9347 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
9349 2008-02-27 Tom Tromey <tromey@redhat.com>
9351 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
9352 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
9354 2008-02-27 Jan Beulich <jbeulich@novell.com>
9356 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
9357 update the respective field on newdecl.
9359 2008-02-27 Revital Eres <eres@il.ibm.com>
9361 PR rtl-optimization/34999
9362 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
9363 crossing edges that ends with a call insn.
9364 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
9365 call insn and clear the EDGE_CROSSING flag of the crossing edge
9366 when fixing fallthru edges.
9368 2008-02-27 Richard Guenther <rguenther@suse.de>
9371 * fold-const.c (fold_unary): Return the correct argument,
9372 converted to the result type.
9374 2008-02-27 Richard Guenther <rguenther@suse.de>
9377 * expr.c (expand_expr_real_1): Assert on rotates that operate
9379 * fold-const.c (fold_binary): Use the types precision, not the
9380 bitsize of the mode if folding rotate expressions. Build rotates
9381 only for full modes.
9383 2008-02-27 Jakub Jelinek <jakub@redhat.com>
9385 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
9387 * c-pragma.c (pragma_ns_name): New typedef.
9388 (registered_pp_pragmas): New variable.
9389 (c_pp_lookup_pragma): New function.
9390 (c_register_pragma_1): If flag_preprocess_only, do nothing
9391 for non-expanded pragmas, for expanded ones push pragma's
9392 namespace and name into registered_pp_pragmas vector.
9393 (c_invoke_pragma_handler): Register OpenMP pragmas even when
9394 flag_preprocess_only, don't register GCC pch_preprocess
9395 pragma if flag_preprocess_only.
9396 * c-opts.c (c_common_init): Call init_pragma even if
9397 flag_preprocess_only.
9398 * c-pragma.c (c_pp_lookup_pragma): New prototype.
9399 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
9400 cpp_register_pragma if flag_preprocess_only.
9402 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9405 * c-parser.c (c_parser_translation_unit): Warn for empty
9406 translation unit, not empty source file.
9408 2008-02-26 Paul Brook <paul@codesourcery.com>
9410 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
9411 operand for Thumb-2.
9412 * config/arm/arm.h (reg_class): Add CORE_REGS.
9413 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
9414 (BASE_REG_CLASS): Use CORE_REGS.
9415 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
9416 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
9417 (REGNO_OK_FOR_INDEX_P): Exclude SP.
9418 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
9419 ARM_REGNO_OK_FOR_INDEX_P.
9420 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
9421 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
9422 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
9423 (ldm/stm peepholes): Ditto.
9424 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
9425 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
9426 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
9427 * config/arm/constraints.md: Enable "k" constraint on ARM.
9429 2008-02-27 Ben Elliston <bje@au.ibm.com>
9431 * config/rs6000/rs6000.c: Annotate cache line size field in all
9432 instances of struct processor_costs.
9434 2008-02-26 David Edelsohn <edelsohn@gnu.org>
9436 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
9437 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
9438 jump_bypass): New counters.
9439 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
9440 * dce.c (gate_ud_dce): Same.
9441 (gate_fast_dce): Same.
9442 * dse.c (gate_dse1): New function.
9443 (gate_dse2): New function.
9444 (gate_dse): Merge results of new gate functions.
9445 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
9446 (gate_handle_jump_bypass): Add dbg_cnt.
9447 (gate_handle_gcse): Add dbg_cnt.
9448 * ifcvt.c (gate_handle_if_conversion): Same.
9449 (gate_handle_if_after_combine): Same.
9450 (gate_handle_if_after_reload): Same.
9451 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
9453 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
9455 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
9457 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
9459 2008-02-26 Jason Merrill <jason@redhat.com>
9462 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
9463 alone if it's the naming decl for the type's main variant.
9465 2008-02-26 Tom Tromey <tromey@redhat.com>
9467 * system.h (USE_MAPPED_LOCATION): Poison.
9468 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
9469 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
9470 (make_goto_expr_edges): Likewise.
9471 (remove_bb): Likewise.
9472 (execute_warn_function_return): Likewise.
9473 * basic-block.h (struct edge_def) <goto_locus>: Change type to
9475 * c-common.c (fname_decl): Remove old location code.
9476 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
9478 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
9480 (ASM_INPUT_SOURCE_LOCATION): Likewise.
9481 (gen_rtx_ASM_INPUT): Likewise.
9482 (gen_rtx_ASM_INPUT_loc): Likewise.
9483 (get_rtx_asm_OPERANDS): Remove.
9484 * cfglayout.c (insn_locators_alloc): Remove old location code.
9485 (set_curr_insn_source_location): Likewise.
9486 (curr_insn_locator): Likewise.
9487 * print-tree.c (print_node): Remove old location code.
9488 * tree-mudflap.c (mf_varname_tree): Remove old location code.
9489 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
9490 * cfgexpand.c (expand_gimple_cond_expr): Don't use
9491 location_from_locus.
9492 (construct_exit_block): Remove old location code.
9493 * emit-rtl.c (force_next_line_note): Remove old location code.
9494 * profile.c (branch_prob): Remove old location code.
9495 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
9496 LOC_LINE): Remove old-location variants.
9497 * langhooks.c (lhd_print_error_function): Remove old location
9499 * configure, config.in: Rebuilt.
9500 * configure.ac (--enable-mapped-location): Remove.
9501 * c-decl.c (c_init_decl_processing): Remove old location code.
9502 (finish_function): Likewise.
9503 * recog.c (decode_asm_operands): Remove old location code.
9504 * c-pch.c (c_common_read_pch): Remove old location code.
9505 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
9507 * gimple-low.c (lower_function_body): Remove old location code.
9508 * toplev.c (unknown_location): Remove.
9509 (push_srcloc): Remove old-location variant.
9510 (process_options): Remove old location code.
9511 (lang_dependent_init): Likewise.
9512 * input.h (UNKNOWN_LOCATION): Move definition.
9513 (location_t): Undeprecate.
9514 (source_locus): Remove.
9515 (location_from_locus): Remove.
9516 (struct location_s): Remove.
9517 Remove all old-location code.
9518 (input_line, input_filename): Remove.
9519 * final.c (final_scan_insn): Remove old location code.
9520 * diagnostic.c (diagnostic_build_prefix): Remove
9521 USE_MAPPED_LOCATION test.
9522 * tree.h (gimple_stmt) <locus>: Now a location_t.
9523 (tree_exp) <locus>: Likewise.
9524 (DECL_IS_BUILTIN): Remove old-location variant.
9525 (annotate_with_file_line, annotate_with_locus): Likewise.
9526 (expr_locus, set_expr_locus): Update.
9527 * tree.c (build1_stat): Remove old location code.
9528 (last_annotated_node): Remove.
9529 (annotate_with_file_line): Remove old-location variant.
9530 (annotate_with_locus): Likewise.
9531 (expr_location): Remove old location code.
9532 (set_expr_location): Likewise.
9533 (expr_has_location): Likewise.
9534 (expr_locus): Likewise.
9535 (set_expr_locus): Likewise.
9536 (expr_filename): Don't use location_from_locus.
9537 (expr_lineno): Likewise.
9538 * rtl-error.c (location_for_asm): Remove old location code.
9539 * c-lex.c (cb_line_change): Remove old location code.
9540 (fe_file_change): Likewise.
9541 (cb_def_pragma): Likewise.
9542 (c_lex_with_flags): Likewise.
9543 * gengtype.c (do_typedef): Don't special-case location types.
9544 (define_location_structures): Remove.
9545 (main): Don't call define_location_structures.
9546 * tree-pretty-print.c (dump_implicit_edges): Remove old location
9549 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9552 * builtins.def (BUILT_IN_STDARG_START): Remove.
9553 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
9554 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9555 * tree-inline.c (inline_forbidden_p_1): Likewise.
9557 2008-02-26 Richard Guenther <rguenther@suse.de>
9559 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9560 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9561 (lookup_decl_from_uid): Declare.
9562 (remove_decl_from_map): Likewise.
9563 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9564 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9565 (decl_for_uid_map): New global hashtable mapping DECL_UID
9567 (init_ttree): Allocate it.
9568 (insert_decl_to_uid_decl_map): New helper function.
9569 (make_node_stat): Insert new decls into the map.
9570 (copy_node_stat): Likewise.
9571 (lookup_decl_from_uid): New function.
9572 (remove_decl_from_map): Likewise.
9573 (print_decl_for_uid_map_statistics): New helper.
9574 (dump_tree_statistics): Call it.
9576 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9577 (referenced_var_iterator): Adjust.
9578 (FOR_EACH_REFERENCED_VAR): Adjust.
9579 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9580 (num_referenced_vars): Adjust.
9581 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9582 (first_referenced_var): Remove.
9583 (end_referenced_vars_p): Likewise.
9584 (next_referenced_var): Likewise.
9585 (referenced_var_iterator_set): New helper function.
9586 * tree-dfa.c (referenced_var_lookup): Adjust.
9587 (referenced_var_check_and_insert): Likewise.
9588 (remove_referenced_var): Likewise.
9589 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9590 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9591 (verify_call_clobbering): Likewise.
9592 (verify_memory_partitions): Likewise.
9593 (init_tree_ssa): Allocate bitmap instead of hashtable for
9595 (delete_tree_ssa): Adjust.
9596 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9597 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9598 (compute_tag_properties): Likewise.
9599 (set_initial_properties): Likewise.
9600 (find_partition_for): Likewise.
9601 (update_reference_counts): Likewise.
9602 (dump_may_aliases_for): Likewise.
9603 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9604 (add_call_clobber_ops): Likewise.
9605 (add_call_read_ops): Likewise.
9606 (get_asm_expr_operands): Likewise.
9607 * tree-into-ssa.c (dump_decl_set): Likewise.
9608 (update_ssa): Likewise.
9609 * tree-sra.c (scan_function): Likewise.
9610 (decide_instantiations): Likewise.
9611 (scalarize_parms): Likewise.
9612 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9613 (dsa_named_for): Likewise.
9614 * tree-ssa-structalias.c (update_alias_info): Likewise.
9615 (merge_smts_into): Likewise.
9617 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9620 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
9621 * c-opts.c (c_common_handle_option): Wall enables
9622 Wvolatile-register-var.
9623 * common.opt: Move Wvolatile-register-var to...
9626 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9628 * common.opt (Wlarger-than=): New.
9629 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
9631 * opts.c (common_handle_option): Handle -Wlarger-than=.
9632 * optc-gen.awk: Likewise.
9633 * opth-gen.awk: Likewise.
9634 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
9635 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9637 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9639 * c-common.c (match_case_to_enum_1): Add appropriate
9640 OPT_W* parameter to warning.
9641 (c_do_switch_warnings): Likewise.
9642 * c-typeck.c (warning_init): Add one more parameter following
9644 (push_init_level): Update call to warning_init.
9645 (pop_init_level): Likewise.
9646 (add_pending_init): Likewise.
9647 (output_init_element: Likewise.
9649 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9652 * toplev.c (toplev_main): If there are warnings or error, print
9653 errors for ignored options.
9654 * opts.c (ignored_options): New static variable.
9655 (postpone_unknown_option_error): New.
9656 (print_ignored_options): New.
9657 (handle_option): Postpone errors for unknown -Wno-* options.
9658 * opts.h (print_ignored_options): Declare.
9660 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
9662 * config/mips/mips.md (loadgp_blockage, blockage): Change type
9665 2008-02-25 Richard Guenther <rguenther@suse.de>
9668 2008-02-25 Richard Guenther <rguenther@suse.de>
9670 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9671 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9672 (lookup_decl_from_uid): Declare.
9673 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9674 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9675 (decl_for_uid_map): New global hashtable mapping DECL_UID
9677 (init_ttree): Allocate it.
9678 (insert_decl_to_uid_decl_map): New helper function.
9679 (make_node_stat): Insert new decls into the map.
9680 (copy_node_stat): Likewise.
9681 (lookup_decl_from_uid): New function.
9682 (print_decl_for_uid_map_statistics): New helper.
9683 (dump_tree_statistics): Call it.
9685 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9686 (referenced_var_iterator): Adjust.
9687 (FOR_EACH_REFERENCED_VAR): Adjust.
9688 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9689 (num_referenced_vars): Adjust.
9690 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9691 (first_referenced_var): Remove.
9692 (end_referenced_vars_p): Likewise.
9693 (next_referenced_var): Likewise.
9694 (referenced_var_iterator_set): New helper function.
9695 * tree-dfa.c (referenced_var_lookup): Adjust.
9696 (referenced_var_check_and_insert): Likewise.
9697 (remove_referenced_var): Likewise.
9698 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9699 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9700 (verify_call_clobbering): Likewise.
9701 (verify_memory_partitions): Likewise.
9702 (init_tree_ssa): Allocate bitmap instead of hashtable for
9704 (delete_tree_ssa): Adjust.
9705 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9706 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9707 (compute_tag_properties): Likewise.
9708 (set_initial_properties): Likewise.
9709 (find_partition_for): Likewise.
9710 (update_reference_counts): Likewise.
9711 (dump_may_aliases_for): Likewise.
9712 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9713 (add_call_clobber_ops): Likewise.
9714 (add_call_read_ops): Likewise.
9715 (get_asm_expr_operands): Likewise.
9716 * tree-into-ssa.c (dump_decl_set): Likewise.
9717 (update_ssa): Likewise.
9718 * tree-sra.c (scan_function): Likewise.
9719 (decide_instantiations): Likewise.
9720 (scalarize_parms): Likewise.
9721 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9722 (dsa_named_for): Likewise.
9723 * tree-ssa-structalias.c (update_alias_info): Likewise.
9724 (merge_smts_into): Likewise.
9726 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9729 * doc/invoke.texi (-fcx-limited-range): Document new option.
9730 * toplev.c (process_options): Handle -fcx-fortran-rules.
9731 * common.opt: Add documentation for -fcx-fortran-rules.
9733 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9736 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
9737 actual behaviour and C99.
9739 2008-02-26 Ben Elliston <bje@au.ibm.com>
9741 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
9742 (ASM_CPU_POWER6_SPEC): Likewise.
9743 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
9744 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
9745 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
9747 2008-02-25 Richard Guenther <rguenther@suse.de>
9749 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9750 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9751 (lookup_decl_from_uid): Declare.
9752 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9753 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9754 (decl_for_uid_map): New global hashtable mapping DECL_UID
9756 (init_ttree): Allocate it.
9757 (insert_decl_to_uid_decl_map): New helper function.
9758 (make_node_stat): Insert new decls into the map.
9759 (copy_node_stat): Likewise.
9760 (lookup_decl_from_uid): New function.
9761 (print_decl_for_uid_map_statistics): New helper.
9762 (dump_tree_statistics): Call it.
9764 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9765 (referenced_var_iterator): Adjust.
9766 (FOR_EACH_REFERENCED_VAR): Adjust.
9767 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9768 (num_referenced_vars): Adjust.
9769 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9770 (first_referenced_var): Remove.
9771 (end_referenced_vars_p): Likewise.
9772 (next_referenced_var): Likewise.
9773 (referenced_var_iterator_set): New helper function.
9774 * tree-dfa.c (referenced_var_lookup): Adjust.
9775 (referenced_var_check_and_insert): Likewise.
9776 (remove_referenced_var): Likewise.
9777 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9778 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9779 (verify_call_clobbering): Likewise.
9780 (verify_memory_partitions): Likewise.
9781 (init_tree_ssa): Allocate bitmap instead of hashtable for
9783 (delete_tree_ssa): Adjust.
9784 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9785 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9786 (compute_tag_properties): Likewise.
9787 (set_initial_properties): Likewise.
9788 (find_partition_for): Likewise.
9789 (update_reference_counts): Likewise.
9790 (dump_may_aliases_for): Likewise.
9791 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9792 (add_call_clobber_ops): Likewise.
9793 (add_call_read_ops): Likewise.
9794 (get_asm_expr_operands): Likewise.
9795 * tree-into-ssa.c (dump_decl_set): Likewise.
9796 (update_ssa): Likewise.
9797 * tree-sra.c (scan_function): Likewise.
9798 (decide_instantiations): Likewise.
9799 (scalarize_parms): Likewise.
9800 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9801 (dsa_named_for): Likewise.
9802 * tree-ssa-structalias.c (update_alias_info): Likewise.
9803 (merge_smts_into): Likewise.
9805 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
9808 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
9809 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
9810 * alias.h (nonoverlapping_memrefs_p): Likewise.
9812 2008-02-25 Jan Beulich <jbeulich@novell.com>
9814 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
9815 * config/i386/netware-libgcc.exp: Add __bswap?i2,
9816 __emultls_get_address, __emultls_register_common,
9817 __floatundi?f, and _Unwind_GetIPInfo.
9818 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
9819 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
9820 (gen_regparm_prefix): Likewise.
9821 (i386_nlm_encode_section_info): Sync with
9822 config/i386/winnt.c:i386_pe_encode_section_info().
9823 (i386_nlm_maybe_mangle_decl_assembler_name): New.
9824 i386_nlm_mangle_decl_assembler_name): New.
9825 (netware_override_options): New.
9826 * config/i386/netware.h (netware_override_options): Declare.
9827 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
9828 (i386_nlm_mangle_decl_assembler_name): Declare.
9829 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
9831 2008-02-25 Ben Elliston <bje@au.ibm.com>
9834 * c-decl.c (grokdeclarator): Remove unused local variables
9835 `typedef_type' and `type_as_written'.
9837 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
9838 unused local variable `has_hot_blocks'.
9839 (fix_crossing_conditional_branches): Remove unused local variable
9842 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
9845 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
9846 using DEF_C99_BUILTIN.
9847 (BUILT_IN_NANF): Ditto.
9848 (BUILT_IN_NANL): Ditto.
9850 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
9851 Revital Eres <eres@il.ibm.com>
9853 * modulo-sched.c (calculate_must_precede_follow): Address TODO
9854 regarding the order of two dependent insns in the same row.
9856 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
9858 * stor-layout.c (layout_decl): Do not bump the alignment of a
9859 bit-field to more than byte alignment if it is packed.
9861 2008-02-24 David Edelsohn <edelsohn@gnu.org>
9863 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
9866 2008-02-24 Diego Novillo <dnovillo@google.com>
9868 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
9871 * tree-vrp.c (vrp_evaluate_conditional): With
9872 -Wtype-limits, emit a warning when comparing against a
9873 constant outside the natural range of OP0's type.
9874 * c.opt (Wtype-limits): Move ...
9875 * common.opt (Wtype-limits): ... here.
9877 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
9879 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
9880 * config/rs6000/e300c2c3.md: New file.
9881 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9883 (rs6000_override_options): Add e300c2 and e300c3 cases to
9884 processor_target_table. Do not allow usage of Altivec or Spe
9885 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
9886 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
9887 * config/rs6000/rs6000.h (processor_type): Add
9888 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
9889 (ASM_CPU_SPEC): Add e300c2 and e300c3.
9890 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
9891 and ppce300c3. Include e300c2c3.md.
9893 2008-02-23 David Edelsohn <edelsohn@gnu.org>
9895 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
9896 instead of TARGET_STRICT_ALIGN.
9898 2008-02-23 Joseph Myers <joseph@codesourcery.com>
9900 * explow.c (memory_address): Assert that the generated address is
9903 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9906 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
9907 * config/darwin-ppc-ldouble-patch.def: New file.
9908 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
9909 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
9910 SUBTARGET_INIT_BUILTINS if defined.
9911 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
9914 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
9917 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
9918 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
9920 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
9923 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
9924 file" warning condtional on -Winvalid-PCH.
9926 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
9928 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
9930 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
9934 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
9935 prevent reload from using MMX registers.
9936 (*mov<mode>_internal): Ditto.
9937 (*movv2sf_internal_rex64): Ditto.
9938 (*movv2sf_internal): Ditto.
9940 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9942 PR documentation/31569
9943 * doc/install.texi2html: Use makeinfo --no-number-sections.
9945 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9947 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
9948 ensure that we can address an entire entity > 8 bytes. Don't
9949 generate reg+reg addressing for such data.
9951 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9953 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
9954 strings when optimizing for size, unless the target cares about
9957 2008-02-22 Tom Tromey <tromey@redhat.com>
9959 * regclass.c (current_pass): Remove declaration.
9961 2008-02-22 Anatoly Sokolov <aesok@post.ru>
9963 * config/avr/libgcc.S (__RAMPZ__): Define.
9964 (__do_copy_data): Add for devices with 128KB code memory.
9966 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9968 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9970 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
9972 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
9974 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
9977 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9980 * c-typeck.c (build_binary_op): Warn about floating point
9981 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
9983 2008-02-21 Janis Johnson <janis187@us.ibm.com>
9986 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
9987 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
9989 (rs6000_override_options): Set altivec_abi as default, not override,
9990 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
9991 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
9992 is used; use new member spe_abi.
9993 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
9994 spe_abi and altivec_abi.
9996 2008-02-22 Tomas Bily <tbily@suse.cz>
9998 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
10000 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10003 * config.build (build_file_translate): Set to `CMD //c' only if
10005 * Makefile.in (build_file_translate): Improve comment.
10007 2008-02-21 Jan Hubicka <jh@suse.cz>
10009 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
10010 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
10011 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
10013 2008-02-21 Michael Matz <matz@suse.de>
10016 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
10018 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
10020 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
10021 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
10022 as insn constraint.
10023 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
10024 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
10025 SSE_VEC_FLOAT_MODE_P as insn constraint.
10026 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
10027 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
10028 sse4a_movntdf using MODEF mode iterator.
10029 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
10030 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
10031 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
10032 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
10033 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
10034 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
10035 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
10037 2008-02-21 Richard Guenther <rguenther@suse.de>
10039 * tree.def (PAREN_EXPR): New tree code.
10040 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
10042 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
10043 * expr.c (expand_expr_real_1): Likewise.
10044 * tree-inline.c (estimate_num_insns_1): Likewise.
10045 * tree-complex.c (expand_complex_move): Likewise.
10046 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
10049 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
10052 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
10054 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
10057 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
10059 * config/sh/sh.c (find_barrier): Don't go past
10060 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
10062 2008-02-20 DJ Delorie <dj@redhat.com>
10064 * config/h8300/h8300.md (insv): Force source operand to be a register.
10066 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
10067 as a jump, not as a plain insn.
10069 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
10071 * doc/invoke.texi (Warning Options): Add new option
10072 -Wframe-larger-than=.
10073 (-Wframe-larger-than): Document.
10075 * flags.h (warn_frame_larger_than, frame_larger_than_size):
10076 Add declarations for new option variables.
10078 * final.c (final_start_function): Check the frame size
10079 before emission and issue a Wframe-larger-than warning.
10081 * opts.c (warn_frame_larger_than, frame_larger_than_size):
10082 Add definitions for new option variables.
10083 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
10085 * common.opt (Wframe-larger-than=): New option.
10087 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
10089 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
10090 (<sse>_div<mode>3): Ditto.
10091 (<sse>_vmdiv<mode>3): Ditto.
10092 (<sse>_vmsqrt<mode>2): Ditto.
10093 (*smax<mode>3): Ditto.
10094 (sse5_frcz<mode>2): Ditto.
10095 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
10096 as insn constraint.
10098 2008-02-20 Richard Guenther <rguenther@suse.de>
10100 PR middle-end/35265
10101 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
10102 be happy with INTEGRAL_TYPE_P.
10104 2008-02-20 Richard Guenther <rguenther@suse.de>
10106 * fold-const.c (split_tree): Associate floatig-point expressions
10107 if flag_associative_math is set.
10109 2008-02-20 Richard Guenther <rguenther@suse.de>
10111 * tree.h (fold_real_zero_addition_p): Declare.
10112 * fold-const.c (fold_real_zero_addition_p): Export.
10113 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
10114 floating-point operations with zero and one.
10116 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
10118 * doc/install.texi: Correct references to CFLAGS, replacing them
10119 with BOOT_CFLAGS. Document flags used during bootstrap for
10122 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
10124 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
10125 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
10126 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
10128 (smin<mode>3): Ditto from similar patterns.
10129 (smax<mode>3): Ditto.
10130 (*ieee_smin<mode>3): Ditto.
10131 (*ieee_smax<mode>3): Ditto.
10132 * config/i386/sse.md (sse): New mode attribute.
10133 (mov<mode>): Macroize expander from movv4sf and movv2df using
10134 SSEMODEF2P mode iterator.
10135 (<sse>_movnt<mode>): Ditto from similar patterns. Use
10136 SSE_VEC_FLOAT_MODE_P as insn constraint.
10137 (storent<mode>): Ditto.
10138 (storent<mode>): Macroize expander from storentsf and storentdf using
10139 MODEF mode iterator.
10140 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
10141 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
10142 (abs<mode>2): Ditto from similar patterns.
10143 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
10144 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
10145 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
10146 (<sse>_vmsqrt<mode>2): Ditto.
10147 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
10148 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
10149 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
10150 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
10151 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
10152 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
10153 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
10155 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
10156 iterator and SSE_FLOAT_MODE_P as insn constraint.
10157 (<sse>_ucomi): Ditto from similar patterns.
10158 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
10159 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
10160 SSE_VEC_FLOAT_MODE_P as insn constraint.
10161 (vcond<mode>): Ditto from similar patterns.
10162 (and<mode>3, *and<mode>3): Ditto.
10163 (<sse>_nand<mode>3): Ditto.
10164 (ior<mode>3, *ior<mode>3): Ditto.
10165 (xor<mode>3, *xor<mode>3): Ditto.
10166 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
10167 iterator and SSE_FLOAT_MODE_P as insn constraint.
10168 (*nand<mode>3): Ditto from similar patterns.
10169 (*ior<mode>3): Ditto.
10170 (*xor<mode>3): Ditto.
10172 2008-02-20 Ira Rosen <irar@il.ibm.com>
10174 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
10175 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
10176 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
10178 2008-02-19 Jan Hubicka <jh@suse.cz>
10180 * predict.c (tree_bb_level_predictions): Remove variable next
10181 mistakely introduced by previous commit.
10183 2008-02-19 Jan Hubicka <jh@suse.cz>
10185 * predict.c (predict_paths_leading_to): Rewrite.
10186 (predict_paths_for_bb): New.
10187 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
10189 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10192 * Makefile.in (build_file_translate): New.
10193 (gcc-vers.texi): Use it for translating $(abs_srcdir).
10194 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
10195 * configure.ac (build_file_translate): Substitute it.
10196 * configure: Regenerate.
10198 2008-02-19 Jan Hubicka <jh@suse.cz>
10200 PR rtl-optimization/34408
10201 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
10204 2008-02-19 Jan Hubicka <jh@suse.cz>
10206 PR middle-end/28779
10207 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
10210 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
10213 * config/i386/i386-modes.def: Revert the last DI alignment
10214 change until Ada people can look into it.
10216 2008-02-19 Nick Clifton <nickc@redhat.com>
10218 * opts.c (print_specific_help): Fix typo in --help text.
10220 2008-02-19 Jakub Jelinek <jakub@redhat.com>
10223 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
10224 32-bit inline asm without asm alternatives for host GCC < 3.0.
10226 2008-02-19 Richard Guenther <rguenther@suse.de>
10228 PR tree-optimization/34989
10229 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
10230 Allow propagation to INDIRECT_REF if we can simplify only.
10232 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10234 * c-common.c (warn_for_collisions_1): Use appropriate option when
10237 2008-02-19 Nick Clifton <nickc@redhat.com>
10240 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
10241 (handle_options): Fix indentation.
10242 (print_filtered_help): If no language-specific options were
10243 displayed tell the user how to list all the options supported by
10244 the language's front-end.
10245 (print_specific_help): Fix indentation and remove duplicate line.
10246 (common_handle_option): Handle the -v option.
10247 For --help enable the display of undocumented options if the -v
10248 switch has been included on the command line.
10249 For --help= check for overlaps in the arguments between the option
10250 classes and the language names and issue a warning when they
10251 cannot be disambiguated.
10252 * c.opt (v): Pass on to the common option handler.
10254 2008-02-19 Revital Eres <eres@il.ibm.com>
10256 * modulo-sched.c (sms_schedule): Change dump message when
10257 create_ddg function fails.
10258 (try_scheduling_node_in_cycle): Rename row to cycle.
10259 (print_partial_schedule): Rename CYCLE to ROW.
10261 2008-02-19 Christian Bruel <christian.bruel@st.com>
10262 Zdenek Dvorak <ook@ucw.cz>
10264 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
10266 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
10269 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
10270 (*x86_movdicc_0_m1_se): Ditto.
10272 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
10274 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
10275 (CMPtype): Define as __gcc_CMPtype.
10276 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
10277 (CMPtype): Define as __gcc_CMPtype.
10279 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
10281 Support valgrind 3.3 for --enable-checking=valgrind.
10282 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
10284 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
10285 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
10286 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
10287 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
10288 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
10289 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
10290 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
10292 * ggc-zone.c: Similar.
10293 * ggc-page.c: Similar.
10295 2008-02-19 Paul Brook <paul@codesourcery.com>
10298 * config/arm/ieee754-df.S: Fix do_it typo.
10299 * config/arm/ieee754-sf.S: Fix do_it typo.
10301 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
10304 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
10305 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
10306 (OPTION_MASK_ISA_SSE_SET): Likewise.
10307 (OPTION_MASK_ISA_SSE2_SET): Likewise.
10308 (OPTION_MASK_ISA_SSE3_SET): Likewise.
10309 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
10310 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
10311 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
10312 (OPTION_MASK_ISA_SSE4_SET): Likewise.
10313 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
10314 (OPTION_MASK_ISA_SSE5_SET): Likewise.
10315 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
10316 (OPTION_MASK_ISA_MMX_UNSET): Updated.
10317 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
10318 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
10319 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
10320 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
10321 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
10322 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
10323 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
10324 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
10325 (OPTION_MASK_ISA_SSE4): Removed.
10326 (ix86_handle_option): Turn on bits in ix86_isa_flags and
10327 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
10328 (override_options): Don't turn on implied SSE/MMX bits in
10331 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
10333 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10336 2008-02-18 Joey Ye <joey.ye@intel.com>
10338 PR middle-end/34921
10339 * tree-nested.c (insert_field_into_struct): Set type alignment
10340 to field alignment if the former is less than the latter.
10342 2008-02-18 Jakub Jelinek <jakub@redhat.com>
10344 * BASE-VER: Set to 4.4.0.
10346 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10348 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
10349 * doc/cfg.texi: Likewise.
10350 * doc/extend.texi: Likewise.
10351 * doc/gty.texi: Likewise.
10352 * doc/invoke.texi: Likewise.
10353 * doc/loop.texi: Likewise.
10354 * doc/md.texi: Likewise.
10355 * doc/passes.texi: Likewise.
10356 * doc/rtl.texi: Likewise.
10357 * doc/sourcebuild.texi: Likewise.
10358 * doc/tm.texi: Likewise.
10359 * doc/tree-ssa.texi: Likewise.
10361 2008-02-17 Richard Guenther <rguenther@suse.de>
10363 PR middle-end/35227
10364 * tree-complex.c (init_parameter_lattice_values): Handle parameters
10365 without default definition.
10367 2008-02-17 Richard Guenther <rguenther@suse.de>
10369 PR tree-optimization/35231
10370 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
10373 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
10376 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10377 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
10378 libgcc_cmp_return mode.
10380 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10383 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
10385 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
10387 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
10390 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10392 * doc/c-tree.texi: Use `@.' where appropriate.
10393 * doc/extend.texi: Likewise.
10394 * doc/install.texi: Likewise.
10395 * doc/invoke.texi: Likewise.
10396 * doc/loop.texi: Likewise.
10397 * doc/makefile.texi: Likewise.
10398 * doc/md.texi: Likewise.
10399 * doc/passes.texi: Likewise.
10400 * doc/standards.texi: Likewise.
10401 * doc/tm.texi: Likewise.
10403 2008-02-15 Jakub Jelinek <jakub@redhat.com>
10405 PR middle-end/35196
10406 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
10408 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
10409 rather than in entry_bb.
10411 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10413 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
10414 libgcc_cmp_return mode.
10416 2008-02-15 Jakub Jelinek <jakub@redhat.com>
10418 PR middle-end/35130
10419 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
10420 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
10422 2008-02-15 Richard Guenther <rguenther@suse.de>
10423 Zdenek Dvorak <ook@ucw.cz>
10425 PR tree-optimization/35164
10426 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
10427 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
10428 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
10429 Only propagate addresses which do not have abnormal SSA_NAMEs
10432 2008-02-15 Joseph Myers <joseph@codesourcery.com>
10435 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
10437 2008-02-15 Jan Hubicka <jh@suse.cz>
10439 PR middle-end/35149
10440 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
10442 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10444 PR middle-end/34621
10445 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
10446 when calculating alignment_pad.
10448 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10450 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
10451 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
10452 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
10453 and STACK_BOUNDARY define.
10455 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
10457 PR preprocessor/35061
10458 * c-pragma.c (handle_pragma_pop_macro): Check that
10459 pushed_macro_table has been allocated.
10461 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
10463 PR middle-end/35136
10464 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
10465 (force_gimple_operand): Likewise.
10466 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
10467 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
10468 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
10469 (find_interesting_uses_address): Check addressability and alignment
10470 of the base expression only after substituting bases of IVs into it.
10472 2008-02-14 Michael Matz <matz@suse.de>
10475 * function.c (instantiate_virtual_regs_in_insn): Reload address
10476 before falling back to reloading the whole operand.
10478 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
10480 * config/s390/s390.c (s390_mainpool_start): Emit the pool
10481 before the first section switch note.
10483 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10485 * doc/bugreport.texi: Update copyright years.
10486 * doc/c-tree.texi: Likewise.
10487 * doc/cfg.texi: Likewise.
10488 * doc/cpp.texi: Likewise.
10489 * doc/cppinternals.texi: Likewise.
10490 * doc/fragments.texi: Likewise.
10491 * doc/frontends.texi: Likewise.
10492 * doc/gcc.texi: Likewise.
10493 * doc/gty.texi: Likewise.
10494 * doc/hostconfig.texi: Likewise.
10495 * doc/implement-c.texi: Likewise.
10496 * doc/libgcc.texi: Likewise.
10497 * doc/loop.texi: Likewise.
10498 * doc/makefile.texi: Likewise.
10499 * doc/options.texi: Likewise.
10500 * doc/passes.texi: Likewise.
10501 * doc/rtl.texi: Likewise.
10502 * doc/sourcebuild.texi: Likewise.
10503 * doc/standards.texi: Likewise.
10504 * doc/tree-ssa.texi: Likewise.
10505 * doc/trouble.texi: Likewise.
10507 * doc/extend.texi: Use @: or add comma where appropriate.
10508 * doc/invoke.texi: Likewise.
10509 * doc/tm.texi: Likewise.
10511 2008-02-14 Alan Modra <amodra@bigpond.net.au>
10514 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
10517 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
10519 * doc/md.texi (clz, ctz): Add reference.
10520 * doc/rtl.texi (clz, ctz): Likewise.
10522 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10525 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
10528 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
10530 * config/s390/s390.c (struct constant_pool): New field
10531 emit_pool_after added.
10532 (s390_mainpool_start): Set the emit_pool_after flag according
10533 to the section switch notes.
10534 (s390_mainpool_finish): Consider emit_pool_after when emitting
10535 the literal pool at the end of the function.
10536 (s390_chunkify_start): Force literal pool splits at section
10539 2008-02-13 Michael Matz <matz@suse.de>
10542 * var-tracking.c (clobber_variable_part): Correctly traverse the
10545 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10548 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
10549 Add -fdump-ipa-inline.
10550 * tree-dump.c (dump_files): Remove tree-inlined dump.
10551 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
10553 2008-02-12 Richard Guenther <rguenther@suse.de>
10555 PR tree-optimization/35171
10556 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
10559 2008-02-12 Richard Guenther <rguenther@suse.de>
10561 PR middle-end/35163
10562 * fold-const.c (fold_widened_comparison): Use get_unwidened in
10563 value-preserving mode. Disallow final truncation.
10565 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
10567 PR middle-end/35136
10568 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
10569 code from here to...
10570 (force_gimple_operand): ...here.
10572 2008-02-12 Jakub Jelinek <jakub@redhat.com>
10575 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
10576 non-compatible pointers.
10577 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
10578 different FIELD_DECLs, try harder by comparing field offsets, sizes
10581 PR inline-asm/35160
10582 * function.c (match_asm_constraints_1): Don't replace the same input
10585 2008-02-12 Anatoly Sokolov <aesok@post.ru>
10587 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
10588 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
10589 (expand_epilogue): Restore RAMPZ register.
10590 * config/avr/avr.md (RAMPZ_ADDR): New constant.
10592 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
10594 * config/i386/cygwin.asm: (__alloca): Correct calling
10595 convention and alignment.
10596 (__chkstk): Force 8 byte stack alignment.
10598 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
10599 Richard Guenther <rguenther@suse.de>
10601 PR tree-optimization/33992
10602 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
10603 the zero we compare against.
10605 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
10607 PR libfortran/35063
10608 * gthr-win32.h (__gthread_mutex_destroy_function): New function
10609 to CloseHandle after unlocking to prevent accumulation of handle
10612 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10614 PR middle_end/34150
10615 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
10616 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
10617 and update LABEL_NUSES during and after reload.
10619 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
10621 PR middle-end/34627
10622 * combine.c (simplify_if_then_else): Make sure the comparison is
10623 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
10625 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
10628 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
10629 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
10630 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
10631 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
10632 * tree.h (get_type_static_bounds): Likewise.
10634 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10636 * doc/invoke.texi (Option Summary, C++ Dialect Options)
10637 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10638 Make -Wfoo language annotations match what the compiler outputs.
10640 2008-02-08 Sa Liu <saliu@de.ibm.com>
10642 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
10643 intrinsics spu_convts, spu_convtu, spu_convtf.
10645 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
10647 * doc/extend.texi (Function Attributes) <noinline>: Mention
10648 asm ("") as method to keep calls.
10650 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10653 * doc/options.texi (Options): Replace references to opts.sh with
10655 * opts-common.c: Likewise.
10656 * optc-gen.awk: Likewise.
10658 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
10660 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
10662 2008-02-07 Richard Henderson <rth@redhat.com>
10665 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
10666 EXPR_LIST for the REG_EQUAL instead of a comparison with a
10669 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
10671 PR tree-optimization/35085
10672 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
10673 for operand entry oe2 in addition to operand entry oe3 in order to
10674 expose more opportunities for vectorizer sum reduction.
10676 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10679 * Makefile.in (LIBS): Remove $(GMPLIBS).
10680 (cc1-dummy, cc1): Add $(GMPLIBS).
10682 2008-02-06 Jan Hubicka <jh@suse.cz>
10685 * i386.md (moddf_integer): Do not produce partial memory stalls for
10686 targets where it hurts.
10688 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
10691 * optabs.c (expand_float): Do not check for decimal modes when
10692 expanding unsigned integer through signed conversion.
10694 2008-02-06 Nick Clifton <nickc@redhat.com>
10696 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
10697 inside the clobber with a match_operand and duplicated operand
10698 number in the constraint.
10699 (ineqbranchsi): Delete redundant comment.
10701 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
10703 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
10704 builtin_define ("__USE_INIT_FINI__").
10705 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
10707 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
10709 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10711 PR documentation/30330
10712 * doc/invoke.texi (C++ Dialect Options)
10713 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10714 For each warning option -Wfoo that allows -Wno-foo, ensure both
10715 -Wfoo and -Wno-foo are listed in the option index. Fix index
10716 entry of -Wswitch-default, index -Wnormalized= including the
10717 `=', and -Wlarger-than-@var{len} including @var{len}.
10719 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
10721 * config/i386/i386.md (floatunssisf2): Use
10722 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
10723 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
10724 Macroize expander using MODEF mode iterator.
10726 2008-02-05 Diego Novillo <dnovillo@google.com>
10728 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
10731 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
10733 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10736 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
10738 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
10741 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
10742 to indicate if a message should be generated.
10743 (init_cumulative_args): Updated.
10744 (function_value_32): Likewise.
10746 2008-02-05 Joseph Myers <joseph@codesourcery.com>
10748 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
10750 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
10753 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
10754 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
10756 2008-02-04 Diego Novillo <dnovillo@google.com>
10758 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
10761 * tree-vrp.c (vrp_evaluate_conditional): With
10762 -Wtype-limits, emit a warning when comparing against a
10763 constant outside the natural range of OP0's type.
10765 2008-02-04 Richard Guenther <rguenther@suse.de>
10767 PR middle-end/33631
10768 * expr.c (count_type_elements): Give for unions instead of
10771 2008-02-04 Richard Guenther <rguenther@suse.de>
10773 PR middle-end/35043
10774 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
10775 to TYPE_DOMAINs base type instead of using bitsizetype here.
10777 2008-02-03 Jason Merrill <jason@redhat.com>
10779 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
10781 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10784 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
10785 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
10786 (RS/6000 and PowerPC Options): Fix typos and markup.
10787 * doc/passes.texi (Tree-SSA passes): Likewise.
10789 2008-02-02 Michael Matz <matz@suse.de>
10792 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
10793 from record_last_reg_set_info.
10794 (record_last_reg_set_info): Take an RTX argument, iterate over all
10795 constituent hardregs.
10796 (record_last_set_info, record_opr_changes): Change calls to
10797 new signature or to record_last_reg_set_info_regno.
10799 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
10801 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
10803 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
10805 PR rtl-optimization/34773
10806 * reg-notes.def (EQUAL): Mention significance of combination of
10807 REG_EQUAL and REG_RETVAL.
10808 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
10809 insn that has a REG_RETVAL.
10811 2008-02-01 Roger Sayle <roger@eyesopen.com>
10814 * configure.ac (--enable-fixed-point): Disable unless explicitly
10816 * configure: Regenerate.
10818 2008-02-01 Richard Guenther <rguenther@suse.de>
10821 * invoke.texi (-finline-limit): Remove no longer true parts
10822 of the documentation. Note that there is no default value.
10824 2008-02-01 Andrew Pinski <pinskia@gmail.com>
10825 Mark Mitchell <mark@codesourcery.com>
10826 Ben Elliston <bje@au.ibm.com>
10829 * doc/extend.texi (Other Builtins): Document.
10831 2008-01-31 Tom Browder <tom.browder@gmail.com>
10833 * doc/c-tree.texi (Types): Fix grammar.
10834 (Expression trees): Ditto.
10835 * doc/passes.texi (Tree-SSA passes): Ditto.
10837 * doc/configterms.texi (Configure Terms): Fix typo.
10838 * doc/cpp.texi (Common Predefined Macros): Ditto.
10839 * doc/md.texi (Machine Constraints): Ditto.
10841 * doc/makefile.texi (Makefile): Add comma.
10843 2008-01-31 Tom Browder <tom.browder@gmail.com>
10844 Gerald Pfeifer <gerald@pfeifer.com>
10846 * doc/sourcebuild.texi (Front End): Remove references to CVS
10847 and CVSROOT/modules.
10848 (Texinfo Manuals): Replace reference to CVS by one to SVN.
10849 (Back End): Remove reference to CVS.
10851 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
10854 * config/mips/mips.c (gen_load_const_gp): New function, taking a
10856 (mips16_gp_pseudo_reg): ...here.
10857 * config/mips/mips.md (load_const_gp): Replace with...
10858 (load_const_gp_<mode>): ...this :P-based insn.
10860 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10862 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
10863 options. Minor fixes.
10864 (-std): Move reference to standards closer to where language
10865 standards are first mentioned.
10867 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
10869 PR rtl-optimization/34995
10870 * reload.c (alternative_allows_const_pool_ref): Take an rtx
10871 parameter and return a bool. If the rtx parameter is nonnull,
10872 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
10873 (find_reloads): Update call accordingly. Pass the new operand
10874 if it needed no address reloads, otherwise pass null.
10876 2008-01-30 Richard Henderson <rth@redhat.com>
10879 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
10880 for unbounded arrays.
10882 2008-01-30 Silvius Rus <rus@google.com>
10884 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
10886 2008-01-30 Jan Hubicka <jh@suse.cz>
10889 * i386.c (init_cumulative_args): Use real function declaration when
10892 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
10894 PR rtl-optimization/34998
10895 * global.c (build_insn_chain): Treat non-subreg_lowpart
10896 SUBREGs of pseudos as clobbering all the words covered by the
10897 SUBREG, not just all the bytes.
10898 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
10899 original df_ref rather than an extract parameter.
10900 (global_conflicts): Update call accordingly.
10902 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
10904 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
10905 the overflow check to make it easier to read.
10906 (__fixtfdi): Change the type of the ll member in union
10907 long_double to UDItype_x.
10909 2008-01-30 Jakub Jelinek <jakub@redhat.com>
10911 PR middle-end/34969
10912 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
10913 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
10914 * tree-inline.c (fold_marked_statements): Call
10915 cgraph_update_edges_for_call_stmt if folding a call statement.
10916 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
10917 debug_generic_stmt calls, reset it back afterwards.
10920 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
10922 * c-typeck.c (build_external_ref): Don't pedwarn about
10923 static vars in current function's scope.
10925 2008-01-29 Joseph Myers <joseph@codesourcery.com>
10927 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
10929 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
10932 * ipa-struct-reorg.c: Fix spelling.
10933 * params.def: Ditto.
10935 2008-01-29 Richard Guenther <rguenther@suse.de>
10937 PR middle-end/35006
10938 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
10940 * tree-inline.c (remap_type): Increment remapping_type_depth
10941 around remapping types.
10942 (copy_body_r): Only add referenced variables if they are referenced
10943 from code, not types.
10945 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
10956 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
10957 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
10959 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
10962 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
10963 pointer for tiny stack.
10965 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
10967 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
10969 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
10971 * config/vx-common.h: Fix typo in comment.
10973 2008-01-28 Ian Lance Taylor <iant@google.com>
10977 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
10978 coalesce pointers if they have different DECL_NO_TBAA_P values.
10979 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
10980 between variables with different DECL_NO_TBAA_P values.
10982 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
10985 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
10986 are not legitimate small data references on SPE targets.
10988 2008-01-28 David Daney <ddaney@avtrex.com>
10990 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
10992 2008-01-28 David Daney <ddaney@avtrex.com>
10994 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
10996 2008-01-27 Joseph Myers <joseph@codesourcery.com>
10998 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
10999 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
11000 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
11001 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
11002 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
11003 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
11004 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
11005 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
11007 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
11009 * basic-block.h (condjump_equiv_p): Fix comment.
11011 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
11013 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
11014 print_generic_stmt_indented): Fix comment.
11016 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
11018 * configure.ac (__stack_chk_fail): Add detecion for availability
11019 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
11020 * configure: Regenerate.
11022 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
11024 PR middle-end/34688
11025 * final.c (output_addr_const): Handle TRUNCATE.
11027 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
11030 * tree-ssa-loop-ivopts.c (comp_cost): New type.
11031 (zero_cost, infinite_cost): New constants.
11032 (struct cost_pair): Change type of cost to comp_cost.
11033 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
11034 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
11036 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
11037 split_address_cost, ptr_difference_cost, difference_cost,
11038 get_computation_cost_at, get_computation_cost,
11039 determine_use_iv_cost_generic, determine_use_iv_cost_address,
11040 determine_use_iv_cost_condition, determine_use_iv_costs,
11041 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
11042 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
11043 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
11044 Change type of cost to comp_cost.
11045 (determine_iv_cost): Increase cost of non-original ivs, instead
11046 of decreasing the cost of original ones.
11047 (get_address_cost): Indicate the complexity of the addressing mode
11049 (try_add_cand_for): Prefer using ivs not specific to some object.
11050 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
11052 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
11053 Janis Johnson <janis187@us.ibm.com>
11056 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
11057 (TARGET_INSTANTIATE_DECLS): Likewise.
11058 * target.h (expand_to_rtl_hook): New target hook.
11059 (instantiate_decls): Likewise.
11060 * function.c (instantiate_decl): Make non-static. Rename to...
11061 (instantiate_decl_rtl): ... this.
11062 (instantiate_expr): Use instantiate_decl_rtl.
11063 (instantiate_decls_1): Likewise.
11064 (instantiate_decls): Likewise.
11065 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
11066 * function.h (instantiate_decl_rtl): Add prototype.
11067 * cfgexpand.c (target.h): New include.
11068 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
11069 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
11070 (TARGET_INSTANTIATE_DECLS): Likewise.
11071 (TARGET_INITIALIZER): New target hooks added.
11072 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
11074 * config/rs6000/rs6000.c (tree-flow.h): New include.
11075 (machine_function): Add sdmode_stack_slot field.
11076 (rs6000_alloc_sdmode_stack_slot): New function.
11077 (rs6000_instantiate_decls): Likewise.
11078 (rs6000_secondary_memory_needed_rtx): Likewise.
11079 (rs6000_check_sdmode): Likewise.
11080 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
11081 (TARGET_INSTANTIATE_DECLS): Likewise.
11082 (rs6000_hard_regno_mode_ok): Allow SDmode.
11083 (num_insns_constant): Likewise. Handle _Decimal32 constants.
11084 (rs6000_emit_move): Handle SDmode.
11085 (function_arg_advance): Likewise.
11086 (function_arg): Likewise.
11087 (rs6000_gimplify_va_arg): Likewise. Add special handling of
11088 SDmode var args for 32-bit compiles.
11089 (rs6000_secondary_reload_class): Handle SDmode.
11090 (rs6000_output_function_epilogue): Likewise.
11091 (rs6000_function_value): Simplify if statement.
11092 (rs6000_libcall_value): Likewise.
11093 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
11094 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
11095 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
11096 (movsd_hardfloat): New define_insn.
11097 (movsd_softfloat): Likewise.
11098 (movsd_store): Likewise.
11099 (movsd_load): Likewise.
11100 (extendsddd2): Likewise.
11101 (extendsdtd2): Likewise.
11102 (truncddsd2): Likewise.
11103 (movdd_hardfloat64): Fixup comment.
11104 (UNSPEC_MOVSD_LOAD): New constant.
11105 (UNSPEC_MOVSD_STORE): Likewise.
11107 2008-01-26 Jakub Jelinek <jakub@redhat.com>
11110 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
11112 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
11113 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
11114 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
11115 and TRUTH_XOR_EXPR.
11117 2008-01-26 David Edelsohn <edelsohn@gnu.org>
11120 * config.gcc: Separate AIX 5.3 from AIX 6.1.
11121 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
11122 __LONGDOUBLE128 too.
11123 * config/rs6000/aix61.h: New file.
11125 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
11127 PR rtl-optimization/34959
11128 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
11129 popcount and parity rtxes the same mode as their operand.
11130 Truncate or extend the result to the return value's mode
11133 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
11136 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
11137 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
11138 to GOT_VERSION_REGNUM.
11139 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
11140 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
11141 * config/mips/mips.c (mips_emit_call_insn): New function.
11142 (mips_call_tls_get_addr): Call mips_expand_call directly.
11143 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
11145 (mips16_build_call_stub): Likewise. Return the call insn or null.
11146 (mips_expand_call): Update the call to mips16_build_call_stub
11147 accordingly and a remove redundant condition. Assert that MIPS16
11148 stubs do not use lazy binding. Use mips_emit_call_insn and return
11150 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
11152 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
11153 (mips_avoid_hazard): Remove hazard_set handling.
11154 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
11155 (UNSPEC_RESTORE_GP): ...this.
11156 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
11157 (FAKE_CALL_REGNO): Rename to...
11158 (GOT_VERSION_REGNUM): ...this.
11159 (type): Add "ghost" value. Add an associated insn reservation.
11160 (hazard_set): Remove.
11161 (exception_receiver): Rename to...
11162 (restore_gp): ...this and update the unspec identifier accordingly.
11163 (exception_receiver, nonlocal_got_receiver): New expanders.
11164 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
11165 FAKE_CALL_REGNO. Remove hazard_set attribute.
11166 (set_got_version, update_got_version): New patterns.
11168 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
11171 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
11173 2008-01-25 Joseph Myers <joseph@codesourcery.com>
11176 * doc/install.texi2html: Generate gcc-vers.texi.
11178 2008-01-25 DJ Delorie <dj@redhat.com>
11180 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
11182 2008-01-25 Joseph Myers <joseph@codesourcery.com>
11184 * config/c4x: Remove directory.
11185 * config.gcc (crx-*, mt-*): Mark obsolete.
11186 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
11187 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
11188 sh-*-rtemscoff*): Remove cases.
11189 * defaults.h (C4X_FLOAT_FORMAT): Remove.
11190 * real.c (encode_c4x_single, decode_c4x_single,
11191 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
11192 c4x_extended_format): Remove.
11193 * real.h (c4x_single_format, c4x_extended_format): Remove.
11194 * doc/extend.texi (interrupt, naked): Remove mention of attributes
11196 (Pragmas): Remove comment about c4x pragmas.
11197 * doc/install.texi (c4x): Remove target-specific instructions.
11198 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
11199 * doc/md.texi (Machine Constraints): Remove C4x documentation.
11200 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
11201 refer to C4x source files as examples.
11202 (C4X_FLOAT_FORMAT): Remove documentation.
11204 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
11206 * config/bfin/bfin.c (override_options): Reorder tests so that
11207 flag_pic gets enabled for -msep-data.
11209 2008-01-25 Richard Guenther <rguenther@suse.de>
11211 PR middle-end/32244
11212 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
11213 to its bitfield precision if required.
11215 2008-01-25 Jakub Jelinek <jakub@redhat.com>
11217 PR middle-end/33880
11218 * tree-nested.c (walk_omp_for): New function.
11219 (convert_nonlocal_reference, convert_local_reference): Call
11220 walk_omp_for on OMP_FOR.
11221 (convert_call_expr): Call walk_body on OMP_FOR's
11222 OMP_FOR_PRE_INIT_BODY.
11224 2008-01-25 Richard Guenther <rguenther@suse.de>
11226 PR tree-optimization/34966
11227 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
11228 default defs and PHI_NODEs we have to insert after the
11229 defining statement.
11231 2008-01-24 Nick Clifton <nickc@redhat.com>
11233 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
11234 Provide a default definition.
11235 (LIBGCC2_UNITS_PER_WORD): Likewise.
11237 * config/stormy16/stormy16.c: Include df.h for the prototype
11238 for df_regs_ever_live_p.
11239 (xstormy16_expand_builtin_va_start): Convert the stack offset
11240 into a component_ref and then use POINTER_PLUS_EXPR to add it
11241 to the incoming_virtual_args_rtx.
11242 (xstormy16_gimplify_va_arg_expr): Rename to
11243 xstormy16_gimplify_va_arg_expr.
11244 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
11245 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
11246 xstormy16_gimplify_va_arg_expr.
11247 Fix up some formatting issues.
11249 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
11250 Move to predicates.md.
11251 (xs_hi_general_operand): Likewise.
11252 (xs_hi_nonmemory_operand): Likewise.
11253 * config/stormy16/predicates.md:
11254 (xstormy16_carry_plus_operand): New predicate.
11255 (xs_hi_general_operand): New predicate.
11256 (xs_hi_nonmemory_operand): New predicate.
11257 * config/stormy16/stormy16-protos.h:
11258 (xstormy16_carry_plus_operand): Delete prototype.
11259 (xs_hi_general_operand): Likewise.
11260 (xs_hi_nonmemory_operand): Likewise.
11262 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
11263 modifiers as they are no longer needed and they can trigger
11264 reload spill failures.
11266 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
11267 with a match_operand in order to help reload.
11269 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
11270 constraint with 'e' for the 8th alternative as this version of
11271 the mov.w instruction only accepts the lower 8 registers.
11273 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
11276 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
11277 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
11280 2008-01-25 Jakub Jelinek <jakub@redhat.com>
11282 PR middle-end/33333
11283 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
11285 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
11287 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
11289 (remove_structure): Update allocations list before removing structure.
11291 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
11293 * ipa-struct-reorg.c (is_safe_cond_expr,
11294 create_new_stmts_for_cond_expr): Use integer_zerop function,
11295 that recognize not only zero-pointer, but zero-integer too.
11297 2008-01-25 Ben Elliston <bje@au.ibm.com>
11300 * fixproto: Escape "." in sed expression that strips leading "./".
11302 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
11305 * gcc.c (SWITCH_OK): Removed.
11306 (SWITCH_LIVE): Changed to bit.
11307 (SWITCH_FALSE): Likewise.
11308 (SWITCH_IGNORE): Likewise.
11309 (switchstr): Change live_cond to unsigned int.
11310 (process_command): Replace SWITCH_OK with 0.
11311 (do_self_spec): Likewise.
11312 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
11313 (give_switch): Likewise.
11314 (used_arg): Likewise.
11315 (do_spec_1): Set the SWITCH_IGNORE bit.
11316 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
11317 bits. Set the SWITCH_LIVE bit.
11319 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
11321 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
11323 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
11325 PR tree-optimization/34472
11326 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
11327 parameter to a "bool *" and set *DATA to false if there is
11328 an unsafe access. Do not delete the structure here.
11329 (check_cond_exprs): Delete it here instead.
11330 (check_cond_exprs, exclude_cold_structs): Do not increase
11331 I when removing a structure.
11333 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
11336 * config/i386/i386.c (ix86_expand_vector_init): Consider only
11337 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
11339 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
11341 PR middle-end/34934
11342 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
11343 a fixed vector for stack.
11345 2008-01-24 Ben Elliston <bje@au.ibm.com>
11348 * doc/gcc.texi (Software development): Add a direntry for g++.
11350 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
11352 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
11353 stale and straggling -fforce-addr comments above.
11355 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
11357 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
11358 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
11360 2008-01-23 Michael Matz <matz@suse.de>
11363 * dwarf2out.c (force_type_die): Use modified_type_die instead of
11366 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
11368 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
11369 malloc result type.
11371 2008-01-23 Anatoly Sokolov <aesok@post.ru>
11373 * config/avr/avr.c (avr_current_arch): New variable.
11374 (avr_arch_types): Add 'avr31' and 'avr51' entries.
11375 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
11376 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
11377 (avr_override_options): Init 'avr_current_arch'.
11378 (base_arch_s): Move from here...
11379 * config/avr/avr.h (base_arch_s): ... here. Add new members
11380 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
11381 'mega' to 'have_jmp_call'.
11382 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
11383 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
11385 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
11387 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11388 MULTILIB_MATCHES): (Ditto.).
11390 2008-01-23 Richard Guenther <rguenther@suse.de>
11392 PR middle-end/31529
11393 * cgraphunit.c (cgraph_reset_node): Always mark the node
11394 not reachable if it is not queued already.
11396 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
11398 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
11399 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
11400 (cputype_selected): New static variable.
11401 (bfin_handle_option): Set it if -mcpu is used.
11402 (override_option): Select default set of workarounds if no cpu type
11403 selected on the command line.
11404 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
11406 From Michael Frysinger <michael.frysinger@analog.com>
11407 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
11408 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
11410 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
11411 for bf547, bf523, bf524, and bf526.
11412 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
11414 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11415 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
11416 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
11417 __ADSPBF547__ and __ADSPBF54x__ for bf547.
11418 * doc/invoke.texi (Blackfin Options): Document that
11419 -mcpu now accept bf547, bf523, bf524, and bf526.
11421 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
11423 PR rtl-optimization/34628
11424 * combine.c (try_combine): Stop and undo after the first combination
11425 if an autoincrement side-effect on the first insn has effectively
11428 2008-01-22 David Edelsohn <edelsohn@gnu.org>
11431 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
11432 Offset addresses are not valid for Altivec or paired float modes.
11434 2008-01-22 Jakub Jelinek <jakub@redhat.com>
11437 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
11438 if DECL_INITIAL (decl) is error_mark_node.
11441 * c-common.c (handle_vector_size_attribute): Only allow
11442 integral, scalar float and fixed point types. Handle OFFSET_TYPE
11443 the same way as pointer, array etc. types.
11444 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
11447 * tree.c (build_type_attribute_qual_variant): Call
11448 build_qualified_type if attributes are equal, but quals are not.
11450 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11453 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
11454 * flags.h (warn_strict_aliasing): Remove.
11455 (warn_strict_overflow): Remove.
11456 * opts.c (warn_strict_aliasing): Remove.
11457 (warn_strict_overflow): Remove.
11458 * c-opts.c (c_common_handle_option): -Wall only sets
11459 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
11460 (c_common_post_options): Give default values to -Wstrict-aliasing
11461 and -Wstrict-overflow if they are uninitialized.
11462 * common.opt (Wstrict-aliasing): Specify Var and Init.
11463 (Wstrict-overflow): Likewise.
11465 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
11467 PR rtl-optimization/26854
11468 PR rtl-optimization/34400
11469 PR rtl-optimization/34884
11470 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
11472 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
11473 (df_rd_bb_info.expanded_lr_out): Deleted
11474 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
11475 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
11476 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11477 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11478 Removed code to allocate, initialize or free expanded_lr_out.
11479 (df_rd_bb_local_compute_process_def): Restructured to make more
11481 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
11482 sets if the sets are being trimmed.
11484 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
11487 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
11488 (as_vers): Likewise.
11489 * configure: Regenerated.
11491 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11493 PR middle-end/33092
11494 * tree-pass.h (pass_build_alias): New pass.
11495 * tree-ssa-alias.c (gate_build_alias): New.
11496 (pass_build_alias): New.
11497 * passes.c (init_optimization_passes): Add pass_build_alias after
11498 pass_create_structure_vars.
11500 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
11502 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
11503 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
11504 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
11505 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
11506 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
11507 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
11508 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
11509 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
11510 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
11511 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
11512 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
11513 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
11514 * config/s390/s390.md (FP_ALL): New mode iterator.
11515 (_d): New mode attribute.
11516 ("*signbit<mode>2>"): Changed mode of first operand.
11517 ("isinf<mode>2"): Changed mode of first operand.
11518 ("*TDC_insn"): Adaptation for DFP modes.
11520 2008-01-22 Ben Elliston <bje@au.ibm.com>
11522 * tree.c (check_qualified_type): Improve function description.
11524 2008-01-21 Jason Merrill <jason@redhat.com>
11527 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
11528 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
11531 2008-01-21 DJ Delorie <dj@redhat.com>
11533 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
11536 2008-01-21 Richard Guenther <rguenther@suse.de>
11538 PR middle-end/34856
11539 * tree-cfg.c (verify_expr): Allow all invariant expressions
11540 instead of just constant class ones as reference argument.
11541 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
11542 like any other constant.
11543 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
11545 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
11547 * regmove.c (fixup_match_1): Update call crossed frequencies.
11549 2008-01-21 Richard Guenther <rguenther@suse.de>
11552 * tree-inline.c (setup_one_parameter): Deal with mismatched
11553 types using a VIEW_CONVERT_EXPR.
11555 2008-01-21 Alon Dayan <alond@il.ibm.com>
11556 Olga Golovanevsky <olga@il.ibm.com>
11558 PR tree-optimization/34701
11559 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
11560 when the structure size is not a power of 2.
11562 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
11564 * doc/install.texi: Add doc for --enable-checking=df.
11566 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
11568 PR rtl-optimization/34808
11569 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
11571 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11573 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
11576 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11578 PR rtl-optimization/26854
11579 PR rtl-optimization/34400
11580 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
11582 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
11583 (df_rd_bb_info.expanded_lr_out): New.
11584 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
11585 * loop_iv.c (iv_analysis_loop_init): Ditto.
11586 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11587 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11588 Added code to allocate, initialize or free expanded_lr_out.
11589 (df_rd_bb_local_compute_process_def): Restructured to make
11590 more understandable.
11591 (df_rd_confluence_n): Add code to do nothing with fake edges and
11592 code to no apply invalidate_by_call sets if the sets are being trimmed.
11593 (df_lr_local_finalize): Renamed to df_lr_finalize.
11594 (df_live_local_finalize): Renamed to df_live_finalize.
11596 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11599 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
11600 deciding whether to use reciprocal instructions.
11602 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
11604 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
11605 dwarf2out_note_section_used if cold_text_section is NULL.
11607 2008-01-19 Jakub Jelinek <jakub@redhat.com>
11609 PR gcov-profile/34610
11610 * tree-cfg.c (make_edges): Mark both outgoing edges from
11611 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
11612 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
11613 from OMP_FOR and OMP_CONTINUE outgoing edges.
11615 * tree-profile.c (tree_profiling): Return early if
11616 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
11618 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
11619 from cfun to child_cfun.
11620 * function.h (struct function): Add after_tree_profile bit.
11622 2008-01-19 Anatoly Sokolov <aesok@post.ru>
11624 * config/avr/avr.S (_exit): Disable interrupt.
11626 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
11627 Steven Bosscher <stevenb.gcc@gmail.com>
11629 PR rtl-optimization/26854
11630 PR rtl-optimization/34400
11631 * df-problems.c (df_live_scratch): New scratch bitmap.
11632 (df_live_alloc): Allocate df_live_scratch when doing df_live.
11633 (df_live_reset): Clear the proper bitmaps.
11634 (df_live_bb_local_compute): Only process the artificial defs once
11635 since the order is not important.
11636 (df_live_init): Init the df_live sets only with the variables
11637 found live by df_lr.
11638 (df_live_transfer_function): Use the df_lr sets to prune the
11639 df_live sets as they are being computed.
11640 (df_live_free): Free df_live_scratch.
11642 2008-01-18 Ian Lance Taylor <iant@google.com>
11644 * common.opt: Add fmerge-debug-strings.
11645 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
11646 flag_merge_debug_strings rather than flag_merge_constants.
11647 * doc/invoke.texi (Option Summary): Mention
11648 -fmerge-debug-strings.
11649 (Debugging Options): Document -fmerge-debug-strings.
11651 2008-01-18 Ian Lance Taylor <iant@google.com>
11654 * tree.h (DECL_IS_OPERATOR_NEW): Define.
11655 (struct tree_function_decl): Add new field operator_new_flag.
11656 * tree-inline.c (expand_call_inline): When inlining a call to
11657 operator new, force the return value to go into a variable, and
11658 set DECL_NO_TBAA_P on that variable.
11659 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
11661 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
11664 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
11665 DWARF2_DEBUGGING_INFO.
11666 (dwarf2out_note_section_used): Ditto. Add prototype.
11667 (have_multiple_function_sections, text_section_used,
11668 cold_text_section_used, *cold_text_sections): Move declarations
11671 2008-01-17 Bob Wilson <bob.wilson@acm.org>
11673 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
11674 field and add signal_ra.
11675 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
11676 assignments to frame state pc. Move end of stack check after
11677 MD_FALLBACK_FRAME_STATE_FOR.
11678 (uw_update_context_1): Use frame state signal_regs if set, instead
11679 of checking signal_frame flag.
11680 (uw_update_context): Use frame state signal_ra if set.
11681 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
11682 * config/xtensa/linux-unwind.h: New file.
11684 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
11686 * modulo-sched.c (get_sched_window): Fix comment typo.
11688 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
11690 PR tree-optimization/34648
11691 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
11693 2008-01-17 Anatoly Sokolov <aesok@post.ru>
11695 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
11696 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
11698 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
11700 PR rtl-optimization/34400
11701 * df-core.c (df_worklist_dataflow_overeager,
11702 df_worklist_dataflow_doublequeue): New functions.
11703 (df_worklist_dataflow): Two different worklist solvers.
11704 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
11707 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11710 * doc/invoke.texi: Document the dependence on pthread for fopenmp
11711 and ftree-parallelize-loops.
11713 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
11715 PR rtl-optimization/34826
11716 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
11718 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
11720 * global.c (find_reg): Mark the eh regs as used if necessary.
11721 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
11722 * ra.h (struct allocno): no_eh_reg field added. Changed
11723 no_stack_reg type to bitfield.
11725 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
11727 * tree.c (substitute_in_expr): Add missing 'break'.
11729 2008-01-17 Richard Guenther <rguenther@suse.de>
11731 PR tree-optimization/34825
11732 * tree-ssa-math-opts.c (is_division_by): Do not recognize
11733 x / x as division to handle.
11735 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11737 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
11738 "-pthread" is specified.
11739 * pa-hpux11.h (LIB_SPEC): Likewise.
11741 2008-01-16 Janis Johnson <janis187@us.ibm.com>
11742 Peter Bergner <bergner@vnet.ibm.com>
11744 PR rtl-optimization/33796
11745 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
11747 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11749 PR libgfortran/34699
11750 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
11752 * pa-hpux10.h (LINK_SPEC): Likewise.
11753 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
11755 2008-01-16 Richard Guenther <rguenther@suse.de>
11757 PR middle-end/32628
11758 * fold-const.c (fold_convert_const_int_from_int): Do not
11759 set overflow if that occured only because of a sign extension
11760 change when converting from/to a sizetype with the same
11761 precision and signedness.
11763 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
11766 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
11767 location address to the correct place. Update copyright year.
11769 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11771 * lambda-code.c (lambda_transform_legal_p): Handle the case of
11772 no dependences in the dependence_relations vector.
11774 2008-01-16 Jan Hubicka <jh@suse.cz>
11776 PR rtl-optimization/31396
11777 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
11778 * cfg.c (dump_reg_info): Print it.
11779 * regs.h (struct reg_info_t): add freq_calls_crossed.
11780 (REG_FREQ_CALLS_CROSSED): New macro.
11781 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
11782 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
11783 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
11784 regmove_optimize): Update call crossed frequencies.
11785 * local-alloc.c (struct qty): Add freq_calls_crossed.
11786 (alloc_qty): Copute freq_calls_crossed.
11787 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
11788 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
11789 * ra.h (struct allocno): Add freq_calls_crossed.
11791 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11793 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
11794 libgomp when compiling with ftree-parallelize-loops.
11795 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
11797 2008-01-16 Richard Guenther <rguenther@suse.de>
11799 PR tree-optimization/34769
11800 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
11801 * tree.c (int_cst_value): Instead make this function more
11802 permissive in what it accepts as valid input. Document this
11803 function always sign-extends the value.
11805 2008-01-16 Jakub Jelinek <jakub@redhat.com>
11806 Richard Guenther <rguenther@suse.de>
11809 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
11810 (gimple_fold_indirect_ref_rhs): ... this.
11811 (gimple_fold_indirect_ref): New function with foldings
11812 that preserve lvalueness.
11813 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
11814 * tree-flow.h (gimple_fold_indirect_ref): Declare.
11815 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
11816 to fold an INDIRECT_REF, fall back to the old use of
11817 fold_indirect_ref_1.
11819 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11821 * tree-data-ref.c (subscript_dependence_tester_1): Call
11822 free_conflict_function.
11823 (compute_self_dependence): Same.
11825 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
11828 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
11829 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
11831 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
11832 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
11833 for DWARF2_UNWIND_INFO targets.
11835 2008-01-16 Richard Guenther <rguenther@suse.de>
11838 * c-typeck.c (common_pointer_type): Do not merge inconsistent
11839 type qualifiers for function types.
11841 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
11843 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
11844 loop_iterator li from previous commit.
11846 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
11848 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
11850 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
11852 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
11853 (parallelize_loops): Don't parallelize irreducible components.
11855 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11858 * c-opts (c_common_post_options): Do not enable CPP
11859 flag_pedantic_errors by default.
11861 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
11863 PR rtl-optimization/31944
11864 * cse.c (remove_pseudo_from_table): New function.
11865 (merge_equiv_classes): Use above function to remove pseudo-registers.
11866 (invalidate): Likewise.
11868 2008-01-13 Richard Guenther <rguenther@suse.de>
11870 PR middle-end/34601
11871 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
11872 instead of TYPE_MODE to deal with calls from expand_one_error_var.
11874 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
11876 * gcse.c (cprop_jump): Call validate_unshare_change instead of
11877 validate_change to unshare the source of the PC set.
11879 2008-01-12 Jan Hubicka <jh@suse.cz>
11881 PR middle-end/32135
11882 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
11883 references above array bounds. This might trigger bounds checks for
11884 pointers to arrays.
11886 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
11888 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
11889 new_replaceable_dependencies.
11891 2008-01-12 Doug Kwan <dougkwan@google.com>
11893 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
11894 instead of OPT_Wreturn_type in warning due to ignored return type
11896 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
11897 options included in -Wextra.
11898 * c.opt: New option -Wignored_qualifiers.
11899 * doc/invoke.texi (Warning Options, -Wextra): Add new option
11900 -Wignore_qualifiers.
11901 (-Wignored-qualifiers): Document.
11902 (-Wreturn-type): Remove description of functionality now handled
11903 by -Wignored-qualifiers.
11905 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
11908 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
11909 NOP_EXPR if it is between integral types with the same precision.
11911 2008-01-12 Jan Hubicka <jh@suse.cz>
11914 * invoke.texi (max-inline-recursive-depth): Fix default value.
11916 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
11918 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
11921 2008-01-11 Bob Wilson <bob.wilson@acm.org>
11923 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
11925 2008-01-11 James E. Wilson <wilson@specifix.com>
11928 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
11930 2008-01-11 Anatoly Sokolov <aesok@post.ru>
11932 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
11933 save/restore frame pointer register and don't use 'call-prologues'
11934 optimization in function with "OS_task" attribute.
11936 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
11938 PR middle-end/31309
11939 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
11940 when copying to memory.
11942 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
11944 PR rtl-optimization/30905
11945 * cfgcleanup.c: Include dce.h
11946 (crossjumps_occured): New global variable.
11947 (try_crossjump_bb): Exit loop after finding a fallthru edge.
11948 If something changed, set crossjumps_occured to true.
11949 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
11950 Don't add/remove fake edges to exit here...
11951 (cleanup_cfg): ...but do it here, when crossjumping.
11952 Run a fast DCE when successful crossjumps occured in the latest
11953 iteration of try_optimize_cfg.
11955 2008-01-11 Richard Guenther <rguenther@suse.de>
11957 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
11958 (struct vn_unary_op_s): Likewise.
11959 (vn_reference_insert): Free old reference on hash collision.
11961 2008-01-10 Raksit Ashok <raksit@google.com>
11963 PR rtl-optimization/27971
11964 * combine.c (find_split_point): Split PLUS expressions which are
11965 inside a MEM rtx, and whose first operand is complex.
11967 2008-01-10 DJ Delorie <dj@redhat.com>
11969 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
11970 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
11971 (m32c_hard_regno_ok): Call the underlying function.
11973 2008-01-10 Richard Guenther <rguenther@suse.de>
11975 PR middle-end/34683
11976 * tree-cfg.c (tree_merge_blocks): Do not go through the
11977 full-blown folding and stmt updating path if we just deal
11978 with virtual operands.
11979 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
11980 test for abnormal SSA_NAMEs.
11982 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
11984 PR middle-end/34641
11985 * reload.c (push_reload): Add assertions. All constants from
11986 reg_equiv_constant should have been used for replacing the respective
11988 (find_reloads_address): Invoke find_reloads_address_part for
11989 constant taken from the reg_equiv_constant array.
11991 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
11993 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
11994 field (valnum) the first in the struct. Replace bools with
11997 2008-01-10 Richard Guenther <rguenther@suse.de>
11999 PR tree-optimization/34651
12000 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
12001 types and ordering for masking and converting.
12003 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
12005 PR tree-optimization/34017
12006 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
12007 also for PHI_NODE expressions.
12009 2008-01-09 Jan Hubicka <jh@suse.cz>
12011 PR tree-optimization/34708
12012 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
12013 based on number of case labels.
12014 (init_inline_once): Remove switch_cost.
12015 * tree-inline.h (eni_weights_d): Remove switch_cost.
12017 2008-01-09 Richard Guenther <rguenther@suse.de>
12018 Andrew Pinski <andrew_pinski@playstation.sony.com>
12020 PR middle-end/30132
12021 * gimplify.c (gimplify_cond_expr): Do not create an addressable
12022 temporary if an rvalue is ok or an lvalue is not required.
12024 2008-01-09 Richard Guenther <rguenther@suse.de>
12026 PR middle-end/34458
12027 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
12028 adjust return type.
12030 2008-01-09 Richard Guenther <rguenther@suse.de>
12032 PR middle-end/34679
12033 * tree.c (host_integerp): Check for sizetype only if the
12034 type is an integer type.
12036 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
12039 * opts.c (decode_options): Disable inlining of functions called
12040 once if not in unit-at-a-time mode.
12042 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
12044 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
12046 2008-01-08 Richard Guenther <rguenther@suse.de>
12048 PR middle-end/31863
12049 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
12050 out early if the result will be unused.
12052 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
12057 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12058 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
12061 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
12063 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
12064 for vectorization tuned.
12066 2008-01-08 Richard Guenther <rguenther@suse.de>
12068 PR tree-optimization/34683
12069 * tree-ssa-operands.c (operand_build_cmp): Export.
12070 * tree-ssa-operands.h (operand_build_cmp): Declare.
12071 * tree-vn.c (vuses_compare): Remove.
12072 (sort_vuses): Use operand_build_cmp.
12073 (sort_vuses_heap): Likewise.
12074 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
12075 to re-use old VEC if available. Do not sort already sorted VUSEs.
12076 (vdefs_to_vec): Do not sort already sorted VDEFs.
12078 2008-01-08 Jakub Jelinek <jakub@redhat.com>
12080 PR middle-end/34694
12081 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
12083 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
12086 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
12087 limitations of reciprocal sequences on x86 targets.
12089 2008-01-08 Richard Guenther <rguenther@suse.de>
12091 PR tree-optimization/34683
12092 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
12094 2008-01-07 Jakub Jelinek <jakub@redhat.com>
12097 * config/darwin.c (darwin_mergeable_string_section): Don't use
12098 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
12100 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
12103 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
12104 negxf2. Macroize expander using X87MODEF mode iterator. Change
12105 predicates of op0 and op1 to register_operand.
12106 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
12107 expander using X87MODEF mode iterator. Change predicates of
12108 op0 and op1 to register_operand.
12109 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
12110 corresponding patterns and macroize using MODEF macro. Change
12111 predicates of op0 and op1 to register_operand and remove
12112 "m" constraint. Disparage "r" alternative with "!".
12113 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
12114 macroize using X87MODEF macro. Change predicates of op0 and op1
12115 to register_operand and remove "m" constraint. Disparage "r"
12116 alternative with "!".
12117 (absneg splitter with memory operands): Remove.
12118 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
12119 patterns and macroize using X87MODEF mode iterator.
12120 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
12121 Change predicate of op1 to register_operand.
12122 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
12123 for memory operands.
12125 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
12127 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
12129 2008-01-07 Richard Guenther <rguenther@suse.de>
12131 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
12134 2008-01-07 Richard Guenther <rguenther@suse.de>
12136 PR tree-optimization/34683
12137 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
12138 VOPs of the needed size to save memory. Use VEC_quick_push
12139 to save compile-time.
12140 (vdefs_to_vec): Likewise.
12142 2008-01-07 Sa Liu <saliu@de.ibm.com>
12144 * config/spu/spu.md (divdf3): Genetate inline code for double
12145 division. The implementation doesn't handle INF or NAN, therefore it
12146 only applies when -ffinite-math-only is given.
12148 2008-01-06 Paolo Carlini <pcarlini@suse.de>
12151 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
12152 * doc/cpp.texi ([Common Predefined Macros]): Document.
12154 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
12156 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
12157 order to use commutative addition instead of subtraction.
12159 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
12160 Mircea Namolaru <namolaru@il.ibm.com>
12161 Vladimir Yanovsky <yanov@il.ibm.com>
12162 Revital Eres <eres@il.ibm.com>
12164 PR tree-optimization/34263
12165 * tree-outof-ssa.c (process_single_block_loop_latch,
12166 contains_tree_r): New functions.
12167 (analyze_edges_for_bb): Call process_single_block_loop_latch
12168 function to empty single-basic-block latch block if possible.
12170 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12172 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
12174 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
12176 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
12178 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
12180 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
12182 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
12184 2008-01-05 Jakub Jelinek <jakub@redhat.com>
12186 PR tree-optimization/34618
12187 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
12190 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12193 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
12194 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
12195 Update copyright year.
12197 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
12198 Update copyright year.
12199 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
12202 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
12204 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
12205 edge does not point to current bb before changing need_assert.
12207 2008-01-04 Richard Guenther <rguenther@suse.de>
12209 PR middle-end/34029
12210 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
12211 for verifying purposes if they are is_gimple_min_invariant.
12213 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
12215 PR tree-optimization/34448
12216 PR tree-optimization/34465
12217 * gimplify.c (gimplify_init_constructor): Add new parameter
12218 notify_temp_creation. Use it.
12219 (gimplify_modify_expr_rhs): Take volatiles into account when
12220 optimizing constructors.
12221 Do not optimize constructors if gimplify_init_constructor will dump to
12223 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
12224 * gcc.c-torture/compile/pr34448.c: New.
12226 2008-01-04 Jakub Jelinek <jakub@redhat.com>
12228 PR gcov-profile/34609
12229 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
12230 return_slot if result is TREE_ADDRESSABLE.
12232 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
12234 * config/mips/mips.md (sqrt_condition): Tweak comment.
12235 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
12237 2008-01-03 Tom Tromey <tromey@redhat.com>
12240 * c-common.c (c_type_hash): Handle VLAs.
12242 2008-01-03 Jan Hubicka <jh@suse.cz>
12244 PR tree-optimization/31081
12245 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
12246 0 when inlining and not inlining to first basic block.
12247 (remap_decl): When var is initialized to 0, don't set default_def.
12248 (expand_call_inline): Set entry_bb.
12249 * tree-inline.h (copy_body_data): Add entry_bb.
12251 2008-01-03 Jakub Jelinek <jakub@redhat.com>
12254 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
12257 PR tree-optimization/29484
12258 * tree-inline.c (inline_forbidden_p_2): New function.
12259 (inline_forbidden_p): Disallow inlining if some static var
12260 has an address of a local LABEL_DECL in its initializer.
12261 * doc/extend.texi (Labels as Values): Document &&foo behaviour
12264 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
12266 PR tree-optimization/34635
12267 * tree-data-ref.c (add_other_self_distances): Make sure that the
12268 evolution step is constant.
12270 2008-01-03 Jakub Jelinek <jakub@redhat.com>
12272 PR middle-end/34608
12273 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
12275 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
12277 * tree-sra.c (scalarize_init): Insert the generate_element_init
12278 statements after the generate_element_zero statements.
12280 2008-01-02 Richard Guenther <rguenther@suse.de>
12282 PR middle-end/34093
12283 PR middle-end/31976
12284 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
12285 for very large number of operands instead of ICEing.
12287 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
12290 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
12291 while stack probing.
12293 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
12295 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
12298 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
12300 PR libmudflap/26442
12301 * tree-mudflap.c (mx_register_decls): Guard warning by
12302 !DECL_ARTIFICIAL check.
12304 2008-01-01 Jakub Jelinek <jakub@redhat.com>
12306 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
12307 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
12308 sse5_perm<mode>): Fix constraints.
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