1 2008-06-11 Joseph Myers <joseph@codesourcery.com>
3 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
5 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
6 tune_32 tune_64 to supported_defaults. Allow values not
7 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
8 x86_64. Do not override cpu_32 or cpu_64 values from target name.
9 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
10 with_cpu_64 to generic for 64-bit-supporting configurations, not
11 with_cpu. Remove FIXMEs.
12 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
13 --with-arch-64, --with-tune-32, --with-tune-64): Document.
14 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
15 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
18 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
19 Olivier Hainque <hainque@adacore.com>
21 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
22 Use DECL_SIZE_UNIT to retrieve the size of the field.
24 2008-06-11 Joseph Myers <joseph@codesourcery.com>
26 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
27 with function calls after declarations. Lay out
28 neon_float_type_node before further use.
30 2008-06-11 Richard Guenther <rguenther@suse.de>
32 * tree-flow.h (may_point_to_global_var): Declare.
33 * tree-ssa-alias.c (may_point_to_global_var): New function.
34 * tree-ssa-sink.c (is_hidden_global_store): Use it.
36 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
38 * configure.ac: Teach that fido supports .debug_line.
39 * configure: Regenerate.
41 2008-06-10 Tom Tromey <tromey@redhat.com>
43 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
46 2008-06-10 Joseph Myers <joseph@codesourcery.com>
48 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
49 (encode_decimal64, decode_decimal64, encode_decimal128,
50 decode_decimal128): Reverse order of 32-bit parts of value if host
51 and target endianness differ.
53 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
54 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
56 (tree_mod_pow2_value_transform): Likewise.
57 (tree_ic_transform): Likewise.
58 (tree_stringops_transform): Likewise.
59 (tree_mod_subtract_transform): Likewise.
60 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
61 (copy_edges_for_bb): Likewise.
62 (initialize_cfun): Likewise.
64 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
66 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
67 nonmemory_operand. Add "N" operand constraint.
69 (*jcc_btdi_mask_rex64): New instruction and split pattern.
70 (*jcc_btsi_mask): Ditto.
71 (*jcc_btsi_mask_1): Ditto.
73 2008-06-10 Joseph Myers <joseph@codesourcery.com>
75 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
76 TYPE_CANONICAL for copied element type.
78 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
81 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
82 Add m_CORE2 and m_GENERIC.
83 * config/i386/predicates.md (bt_comparison_operator): New predicate.
84 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
86 (*jcc_btdi_rex64): New instruction and split pattern.
89 (*btsq): Fix Intel asm dialect operand order.
93 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
96 * simplify-rtx.c (simplify_subreg): Add check for shift count
99 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
101 * doc/md.texi: Synchronize with later constraints.md change.
102 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
103 with a C implementation.
104 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
106 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
107 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
108 when moving to and from MD_REGNUM.
109 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
110 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
111 Handle byte and halfword moves.
112 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
114 * config/mips/constraints.md (h): Turn into NO_REGS.
115 (l, x): Update documentation.
116 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
117 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
118 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
119 (HILO): New mode iterator.
121 (any_div): New code iterator.
122 (u): Extend code attribute to div and udiv.
123 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
124 d_operand in the splitters. Remove redundant CONST_INT checks.
125 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
126 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
127 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
128 accordingly, using normal moves instead of unspecs to move LO into
129 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
130 (<u>mulsidi3): Handle expansion in C code.
131 (<u>mulsidi3_32bit_internal): Rename to...
132 (<u>mulsidi3_32bit): ...this.
133 (<u>mulsidi3_32bit_r4000): Fix insn separator.
134 (*<u>mulsidi3_64bit): Rename to...
135 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
136 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
137 to set LO and HI to the multiplication result. Use a normal move
138 for MFLO and an unspec for MFHI.
139 (*<u>mulsidi3_64bit_parts): Replace with...
140 (<u>mulsidi3_64bit_hilo): ...this new instruction.
141 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
142 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
143 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
144 instead of HI. Split the instruction into a separate multiplication
145 and MFHI if !TARGET_FIX_R4000.
146 (<su>muldi3_highpart): Likewise.
147 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
148 and the "=h" clobber.
149 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
150 (<u>mulditi3): New expander.
151 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
152 (madsi): Remove "=h" clobber.
153 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
154 Force the modulus result to be a GPR and split the instruction into
155 a division followed by an MFHI after reload.
156 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
157 (*lea_high64): Use d_operand in the define_peephole2. Likewise
158 the MIPS16 HIGH define_split.
159 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
160 of acc<->gpr moves to "multi".
161 (*movdi_64bit): Replace the single "x" alternative with
162 alternatives for moving into and out of "a".
163 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
164 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
165 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
166 Use d_operand in the splitters. Remove redundant CONST_INT checks.
167 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
168 (movti): New expander.
169 (*movti, *movti_mips16): New insns.
170 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
171 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
172 (mthi<GPR:mode>_<HILO:mode>): Likewise.
173 * config/mips/predicates.md (fpr_operand): Delete.
174 (d_operand): New predicate.
176 2008-06-09 Michael Meissner <michael.meissner@amd.com>
178 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
179 failure on some Bourne shells.
182 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
184 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
186 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
188 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
189 (sparc-sun-solaris2*): Likewise.
191 2008-06-09 Arnaud Charlet <charlet@adacore.com
193 * doc/install.texi: Update requirements to build the Ada compiler.
195 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
197 * df-scan.c (struct df_scan_problem_data): Remove the
198 mw_link_pool alloc pool.
199 (df_scan_free_internal): Don't free it.
200 (df_scan_alloc): Don't allocate it.
201 * df.h (struct df_link): Update comment.
203 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
205 * except.h: Correct checks for when SJLJ exceptions must be used.
207 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
209 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
212 2008-06-08 Joseph Myers <joseph@codesourcery.com>
214 PR tree-optimization/36218
215 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
216 configure for the build system.
217 (BUILD_LDFLAGS): Define.
218 * configure: Regenerate.
219 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
221 2008-07-08 Anatoly Sokolov <aesok@post.ru>
224 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
225 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
226 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
228 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
230 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
232 2008-06-07 Joseph Myers <joseph@codesourcery.com>
234 * config.gcc (Obsolete configurations): Remove list of
236 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
237 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
238 targets matched by those patterns.
239 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
240 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
241 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
242 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
243 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
244 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
245 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
246 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
247 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
248 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
249 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
250 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
251 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
252 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
253 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
254 Make code for Solaris 7 and greater unconditional for Solaris.
255 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
256 Remove --with-* handling.
257 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
258 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
259 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
260 LINK_OS_WINDISS_SPEC): Remove.
261 * config/rs6000/sysv4.opt (mwindiss): Remove.
262 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
263 * configure: Regenerate.
264 * doc/cpp.texi: Don't mention BeOS.
265 * doc/extend.texi (interrupt): Don't mention MS1.
266 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
267 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
268 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
269 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
270 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
272 * doc/invoke.texi (MT Options): Remove.
274 (CRIS Options): Remove cris-axis-aout references.
275 (HPPA Options): Don't mention hppa1.1-*-pro.
276 * doc/md.texi: (MorphoTech family): Remove.
277 * libgcc2.c: Don't handle UWIN.
278 * config/alpha/t-unicosmk: Remove.
279 * config/alpha/unicosmk.h: Remove.
280 * config/arm/kaos-arm.h: Remove.
281 * config/arm/kaos-strongarm.h: Remove.
282 * config/arm/strongarm-coff.h: Remove.
283 * config/arm/strongarm-elf.h: Remove.
284 * config/arm/strongarm-pe.h: Remove.
285 * config/arm/t-strongarm-pe: Remove.
286 * config/arm/t-xscale-coff: Remove.
287 * config/arm/t-xscale-elf: Remove.
288 * config/arm/xscale-coff.h: Remove.
289 * config/arm/xscale-elf.h: Remove.
290 * config/chorus.h: Remove.
291 * config/cris/aout.h: Remove.
292 * config/cris/aout.opt: Remove.
293 * config/cris/t-aout: Remove.
294 * config/i386/beos-elf.h: Remove.
295 * config/i386/kaos-i386.h: Remove.
296 * config/i386/ptx4-i.h: Remove.
297 * config/i386/sco5.h: Remove.
298 * config/i386/sco5.opt: Remove.
299 * config/i386/sysv4-cpp.h: Remove.
300 * config/i386/sysv5.h: Remove.
301 * config/i386/t-beos: Remove.
302 * config/i386/t-sco5: Remove.
303 * config/i386/t-uwin: Remove.
304 * config/i386/uwin.asm: Remove.
305 * config/i386/uwin.h: Remove.
306 * config/kaos.h: Remove.
307 * config/mips/windiss.h: Remove.
308 * config/mt: Remove directory.
309 * config/pa/pa-osf.h: Remove.
310 * config/pa/pa-pro-end.h: Remove.
311 * config/pa/t-pro: Remove.
312 * config/ptx4.h: Remove.
313 * config/rs6000/beos.h: Remove.
314 * config/rs6000/kaos-ppc.h: Remove.
315 * config/rs6000/t-beos: Remove.
316 * config/rs6000/windiss.h: Remove.
317 * config/sh/kaos-sh.h: Remove.
318 * config/sol2-6.h: Remove.
319 * config/sparc/sol26-sld.h: Remove.
320 * config/sparc/sysv4-only.h: Remove.
321 * config/vax/bsd.h: Remove.
322 * config/vax/t-memfuncs: Remove.
323 * config/vax/ultrix.h: Remove.
324 * config/vax/vaxv.h: Remove.
325 * config/windiss.h: Remove.
327 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
329 PR rtl-optimization/36438
330 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
331 for vector shifts with constant scalar shift operands.
333 2008-06-06 Sandip Matte <sandip@rmicorp.com>
335 * doc/invoke.texi: Document -march=xlr.
336 * config/mips/xlr.md: New file.
337 * config/mips/mips.md: Include it.
339 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
340 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
341 (mips_rtx_cost_data): Likewise.
343 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
345 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
346 PRE_INC and PRE_DEC cases.
348 2008-06-06 Jakub Jelinek <jakub@redhat.com>
350 PR rtl-optimization/36419
351 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
352 the emitting jump insn.
355 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
356 is not bool, boolify the whole *expr_p and convert to the desired type.
358 2008-06-06 Jakub Jelinek <jakub@redhat.com>
360 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
361 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
362 Add omp_private_outer_ref hook, add another argument to
363 omp_clause_default_ctor hook.
364 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
365 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
366 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
367 hook_tree_tree_tree_tree_null.
368 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
369 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
370 * hooks.c (hook_tree_tree_tree_tree_null): New function.
371 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
372 * tree.def (OMP_TASK): New tree code.
373 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
374 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
375 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
376 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
377 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
378 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
379 OMP_CLAUSE_COLLAPSE_EXPR): Define.
380 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
381 (OMP_DIRECTIVE_P): Add OMP_TASK.
382 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
383 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
384 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
385 and OMP_CLAUSE_UNTIED entries.
386 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
388 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
389 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
390 * tree-pretty-print.c (dump_omp_clause): Handle
391 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
392 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
393 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
394 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
395 warning about unsigned iterators. Change decl/init/cond/incr
396 arguments to TREE_VECs, check arguments for all collapsed loops.
397 (c_finish_omp_taskwait): New function.
398 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
400 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
401 default_function_array_conversion on init. Add par_clauses argument.
402 If decl is present in parallel's lastprivate clause, change it to
403 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
404 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
405 collapse count in clauses.
406 (c_parser_omp_for, c_parser_omp_parallel): Adjust
407 c_parser_omp_for_loop callers.
408 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
409 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
410 (c_parser_omp_clause_name): Handle collapse and untied clauses.
411 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
413 (c_parser_omp_clause_schedule): Handle schedule(auto).
414 Include correct location in the error message.
415 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
416 and PRAGMA_OMP_CLAUSE_UNTIED.
417 (OMP_TASK_CLAUSE_MASK): Define.
418 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
419 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
420 * tree-nested.c (convert_nonlocal_omp_clauses,
421 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
422 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
423 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
424 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
426 (conver_nonlocal_reference, convert_local_reference,
427 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
428 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
429 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
430 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
431 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
432 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
433 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
434 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
435 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
437 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
438 * c-common.h (c_finish_omp_taskwait): New prototype.
439 * gimple-low.c (lower_stmt): Handle OMP_TASK.
440 * tree-parloops.c (create_parallel_loop): Create 1 entry
441 vectors for OMP_FOR_{INIT,COND,INCR}.
442 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
443 (make_edges): Handle OMP_TASK.
444 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
445 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
446 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
447 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
448 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
449 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
450 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
451 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
452 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
453 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
454 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
455 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
456 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
457 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
458 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
459 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
460 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
461 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
462 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
463 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
464 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
465 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
466 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
467 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
468 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
469 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
470 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
471 original iterator is present in lastprivate clause or if
472 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
473 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
474 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
475 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
476 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
477 if it is set, lookup var in outer contexts too. Handle
478 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
479 to be implicitly determined firstprivate for task regions.
480 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
481 if it is set, lookup var in outer contexts too. Set
482 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
483 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
484 OMP_CLAUSE_UNTIED. Take region_type as last argument
485 instead of in_parallel and in_combined_parallel.
486 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
488 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
489 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
490 (new_omp_context): Set default_kind to
491 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
492 (omp_region_type): New enum.
493 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
494 fields, add region_type.
495 (new_omp_context): Take region_type as argument instead of is_parallel
496 and is_combined_parallel.
497 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
498 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
499 ctx->is_combined_parallel checks.
500 (gimplify_omp_task): New function.
501 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
503 * omp-low.c (extract_omp_for_data): Use schedule(static)
504 for schedule(auto). Handle pointer and unsigned iterators.
505 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
506 Add loops argument. Extract data for collapsed OMP_FOR loops.
507 (expand_parallel_call): Assert sched_kind isn't auto,
508 map runtime schedule to index 3.
509 (struct omp_for_data_loop): New type.
510 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
511 Add loop, loops, collapse and iter_type fields.
512 (workshare_safe_to_combine_p): Disallow combined for if
513 iter_type is unsigned long long. Don't combine collapse > 1 loops
514 unless all bounds and steps are constant. Adjust extract_omp_for_data
516 (expand_omp_for_generic): Handle pointer, unsigned and long long
517 iterators. Handle collapsed OMP_FOR loops. Adjust
518 for struct omp_for_data changes. If libgomp function doesn't return
519 boolean_type_node, add comparison of the return value with 0.
520 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
521 pointer, unsigned and long long iterators. Adjust for struct
522 omp_for_data changes.
523 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
524 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
525 unsigned long long. Allocate loops array, pass it to
526 extract_omp_for_data. For collapse > 1 loops use always
527 expand_omp_for_generic.
528 (omp_context): Add sfield_map and srecord_type fields.
529 (is_task_ctx, lookup_sfield): New functions.
530 (use_pointer_for_field): Use is_task_ctx helper. Change first
531 argument's type from const_tree to tree. Clarify comment.
532 In OMP_TASK disallow copy-in/out sharing.
533 (build_sender_ref): Call lookup_sfield instead of lookup_field.
534 (install_var_field): Add mask argument. Populate both record_type
535 and srecord_type if needed.
536 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
538 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
539 and DECL_FIELD_OFFSET.
540 (scan_sharing_clauses): Adjust install_var_field callers. For
541 firstprivate clauses on explicit tasks allocate the var by value in
542 record_type unconditionally, rather than by reference.
543 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
544 Use is_taskreg_ctx instead of is_parallel_ctx.
545 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
546 (create_omp_child_function_name): Add task_copy argument, use
547 *_omp_cpyfn* names if it is true.
548 (create_omp_child_function): Add task_copy argument, if true create
549 *_omp_cpyfn* helper function.
550 (scan_omp_parallel): Adjust create_omp_child_function callers.
551 Rename parallel_nesting_level to taskreg_nesting_level.
552 (scan_omp_task): New function.
553 (lower_rec_input_clauses): Don't run constructors for firstprivate
554 explicit task vars which are initialized by *_omp_cpyfn*.
555 Pass outer var ref to omp_clause_default_ctor hook if
556 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
557 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
558 OMP_CLAUSE_REDUCTION_INIT.
559 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
560 avoid duplicate setting of fields. Handle
561 OMP_CLAUSE_PRIVATE_OUTER_REF.
562 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
563 copy-out if TREE_READONLY, only copy-in.
564 (expand_task_copyfn): New function.
565 (expand_task_call): New function.
566 (struct omp_taskcopy_context): New type.
567 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
569 (lower_omp_parallel): Rename to...
570 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
571 Call create_task_copyfn if srecord_type is needed. Adjust
573 (task_shared_vars): New variable.
574 (check_omp_nesting_restrictions): Warn if work-sharing,
575 barrier, master or ordered region is closely nested inside OMP_TASK.
576 Add warnings for barrier if closely nested inside of work-sharing,
577 ordered, or master region.
578 (scan_omp_1): Call check_omp_nesting_restrictions even for
579 GOMP_barrier calls. Rename parallel_nesting_level to
580 taskreg_nesting_level. Handle OMP_TASK.
581 (lower_lastprivate_clauses): Even if some lastprivate is found on a
582 work-sharing construct, continue looking for them on parent parallel
584 (lower_omp_for_lastprivate): Add lastprivate clauses
585 to the beginning of dlist rather than end. Adjust for struct
586 omp_for_data changes.
587 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
588 not after it. Handle collapsed OMP_FOR loops, adjust for
589 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
590 (get_ws_args_for): Adjust extract_omp_for_data caller.
591 (scan_omp_for): Handle collapsed OMP_FOR
592 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
593 (lower_omp_single_simple): If libgomp function doesn't return
594 boolean_type_node, add comparison of the return value with 0.
595 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
596 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
597 (parallel_nesting_level): Rename to...
598 (taskreg_nesting_level): ... this.
599 (is_taskreg_ctx): New function.
600 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
602 (execute_lower_omp): Rename parallel_nesting_level to
603 taskreg_nesting_level.
604 (expand_omp_parallel): Rename to...
605 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
606 Call omp_task_call for OMP_TASK regions.
607 (expand_omp): Adjust caller, handle OMP_TASK.
608 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
610 * bitmap.c (bitmap_default_obstack_depth): New variable.
611 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
612 if argument is NULL and bitmap_default_obstack is already initialized.
613 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
615 * matrix-reorg.c (matrix_reorg): Likewise.
617 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
619 * config/i386/i386.md (*indirect_jump): Macroize using P
620 mode iterator. Remove !TARGET_64BIT from insn constraints.
621 (*tablejump_1): Ditto.
622 (*indirect_jump_rex64): Remove insn pattern.
623 (*tablejump_1_rex64): Ditto.
624 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
625 and eh_return_si insn patterns.
627 2008-06-06 Richard Guenther <rguenther@suse.de>
629 * tree-ssa-structalias.c (merge_smts_into): Remove.
630 (find_what_p_points_to): Do not bother to compute the
631 points-to set for pt_anything pointers.
632 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
633 for pt_anything pointers is ok.
635 2008-06-06 Jan Hubicka <jh@suse.cz>
637 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
639 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
641 * cgraph.c: Fix typos in comments.
642 (cgraph_availability_names): Fix string typo.
643 * fold-const.c: Fix typos in comments.
644 (fold_binary): Fix typo in warning.
645 * genautomata.c: Fix typos in comments.
646 (check_presence_pattern_sets): Fix typo in local variable.
647 (output_description): Fix typo in output.
648 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
650 * matrix-reorg.c (check_allocation_function): Likewise.
651 * omega.c (smooth_weird_equations): Likewise.
652 * auto-inc-dec.c: Fix typos in comments.
653 * bb-reorder.c: Likewise.
654 * builtins.c: Likewise.
655 * c-common.c: Likewise.
656 * c-cppbuiltin.c: Likewise.
657 * c-parser.c: Likewise.
658 * c-pretty-print.c: Likewise.
659 * cfgcleanup.c: Likewise.
660 * cfgexpand.c: Likewise.
661 * cfghooks.c: Likewise.
662 * cfglayout.c: Likewise.
663 * cfgloopmanip.c: Likewise.
664 * cgraphunit.c: Likewise.
665 * coverage.c: Likewise.
666 * dbxout.c: Likewise.
667 * df-byte-scan.c: Likewise.
668 * df-core.c: Likewise.
669 * df-problems.c: Likewise.
670 * df-scan.c: Likewise.
672 * dominance.c: Likewise.
673 * domwalk.c: Likewise.
675 * dwarf2out.c: Likewise.
676 * emit-rtl.c: Likewise.
677 * et-forest.c: Likewise.
678 * function.c: Likewise.
679 * function.h: Likewise.
681 * gcov-io.c: Likewise.
684 * genattrtab.c: Likewise.
685 * ggc-page.c: Likewise.
686 * gimplify.c: Likewise.
687 * gthr-lynx.h: Likewise.
688 * haifa-sched.c: Likewise.
689 * ipa-cp.c: Likewise.
690 * ipa-inline.c: Likewise.
691 * ipa-prop.h: Likewise.
692 * ipa-pure-const.c: Likewise.
693 * ipa-struct-reorg.c: Likewise.
694 * ipa-struct-reorg.h: Likewise.
695 * ipa-type-escape.c: Likewise.
697 * loop-doloop.c: Likewise.
698 * mips-tfile.c: Likewise.
699 * mkmap-flat.awk: Likewise.
700 * mkmap-symver.awk: Likewise.
701 * modulo-sched.c: Likewise.
702 * omp-low.c: Likewise.
703 * optabs.c: Likewise.
704 * optabs.h: Likewise.
706 * passes.c: Likewise.
707 * postreload-gcse.c: Likewise.
708 * postreload.c: Likewise.
709 * predict.c: Likewise.
710 * pretty-print.h: Likewise.
711 * profile.c: Likewise.
712 * protoize.c: Likewise.
713 * ra-conflict.c: Likewise.
716 * regclass.c: Likewise.
718 * reload.c: Likewise.
719 * rtl-error.c: Likewise.
720 * rtlanal.c: Likewise.
722 * sched-rgn.c: Likewise.
725 * target.h: Likewise.
726 * tree-dfa.c: Likewise.
727 * tree-eh.c: Likewise.
728 * tree-flow-inline.h: Likewise.
729 * tree-inline.c: Likewise.
730 * tree-into-ssa.c: Likewise.
731 * tree-loop-distribution.c: Likewise.
732 * tree-nested.c: Likewise.
733 * tree-parloops.c: Likewise.
734 * tree-pass.h: Likewise.
735 * tree-pretty-print.c: Likewise.
736 * tree-profile.c: Likewise.
737 * tree-scalar-evolution.c: Likewise.
738 * tree-sra.c: Likewise.
739 * tree-ssa-alias-warnings.c: Likewise.
740 * tree-ssa-ccp.c: Likewise.
741 * tree-ssa-coalesce.c: Likewise.
742 * tree-ssa-dom.c: Likewise.
743 * tree-ssa-dse.c: Likewise.
744 * tree-ssa-forwprop.c: Likewise.
745 * tree-ssa-live.c: Likewise.
746 * tree-ssa-live.h: Likewise.
747 * tree-ssa-loop-im.c: Likewise.
748 * tree-ssa-loop-ivopts.c: Likewise.
749 * tree-ssa-loop-niter.c: Likewise.
750 * tree-ssa-loop-prefetch.c: Likewise.
751 * tree-ssa-phiopt.c: Likewise.
752 * tree-ssa-phiprop.c: Likewise.
753 * tree-ssa-sccvn.c: Likewise.
754 * tree-ssa-ter.c: Likewise.
755 * tree-ssa-threadupdate.c: Likewise.
756 * tree-ssa.c: Likewise.
757 * tree-vect-analyze.c: Likewise.
758 * tree-vect-transform.c: Likewise.
759 * tree-vectorizer.c: Likewise.
760 * tree-vn.c: Likewise.
761 * tree-vrp.c: Likewise.
763 * tree.def: Likewise.
765 * unwind-dw2-fde.c: Likewise.
766 * unwind.inc: Likewise.
767 * value-prof.c: Likewise.
768 * vmsdbgout.c: Likewise.
770 2008-06-05 David Edelsohn <edelsohn@gnu.org>
772 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
773 always place FP constants in the TOC for TARGET_POWERPC64.
774 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
776 2008-06-05 Joseph Myers <joseph@codesourcery.com>
778 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
779 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
780 enable for TARGET_E500_DOUBLE.
781 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
782 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
783 floating-point modes like integer modes for E500 double.
784 (rs6000_legitimate_offset_address_p): Likewise.
785 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
786 addressing for DDmode for E500 double.
787 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
788 modes as using 64-bits of registers for E500 double.
789 (spe_build_register_parallel): Do not handle DDmode or TDmode.
790 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
791 specially for E500 double.
792 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
793 TDmode for E500 double.
794 (rs6000_gimplify_va_arg): Only handle SDmode in registers
795 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
796 (rs6000_split_multireg_move): Do not handle TDmode specially for
798 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
799 using 64-bit registers for E500 double.
800 (emit_frame_save): Do not handle DDmode specially for E500 double.
801 (gen_frame_mem_offset): Likewise.
802 (rs6000_function_value): Do not call spe_build_register_parallel
803 for DDmode or TDmode.
804 (rs6000_libcall_value): Likewise.
805 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
806 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
809 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
811 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
814 2008-06-04 Junjie Gu <jgu@tensilica.com>
816 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
817 comparison for frame pointers.
819 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
822 * config/avr/avr.h (PUSH_ROUNDING): Remove.
824 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
827 * builtins.c (expand_builtin_signbit): Don't take lowpart when
828 register is already smaller or equal to required mode.
830 2008-06-04 Xinliang David Li <davidxl@google.com>
832 * tree-call-cdce.c: New file.
833 (cond_dead_built_in_calls): New static variable.
834 (input_domain): New struct.
835 (check_pow): New function.
836 (check_builtin_call): Ditto.
837 (check_target_format): Ditto.
838 (is_call_dce_candidate): Ditto.
839 (gen_one_condition): Ditto.
840 (gen_conditions_for_domain): Ditto.
842 (gen_conditions_for_pow_cst_base): Ditto.
843 (gen_conditions_for_pow_int_base): Ditto.
844 (gen_conditions_for_pow): Ditto.
845 (get_no_error_domain): Ditto.
846 (gen_shrink_wrap_conditions): Ditto.
847 (shrink_wrap_one_built_in_call): Ditto.
848 (shink_wrap_conditional_dead_built_in_calls): Ditto.
849 (tree_call_cdce): Ditto.
850 (gate_call_cdce): Ditto.
851 (pass_call_cdce): New gimple pass.
852 * passes.c: (init_optimization_passes): New pass.
853 * tree-pass.h: New pass declaration.
854 * opts.c (decode_options): New flag setting.
855 * common.opt: Add -ftree-builtin-call-dce flag.
856 * Makefile.in: Add new source file.
857 * tempvar.def: New tv_id.
858 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
860 2008-06-04 Richard Guenther <rguenther@suse.de>
862 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
863 (is_call_clobbered): Always check var_ann->call_clobbered.
864 (mark_call_clobbered): Always set var_ann->call_clobbered.
865 (clear_call_clobbered): Always clear var_ann->call_clobbered.
866 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
867 (reset_alias_info): Clear call clobbering info on MTAGs and
869 (set_pt_anything): Set pt_global_mem.
870 (create_tag_raw): Adjust comment.
871 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
873 2008-06-04 Joseph Myers <joseph@codesourcery.com>
874 Maxim Kuvyrkov <maxim@codesourcery.com>
876 * config/m68k/m68k.opt (mxgot): New option.
877 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
878 (m68k_output_addr_const_extra): New.
879 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
880 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
881 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
882 * doc/invoke.texi (M680x0 Options): Document -mxgot.
884 2008-06-04 Richard Guenther <rguenther@suse.de>
886 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
887 negative or non-representable offsets.
889 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
891 * config/i386/i386.c (ix86_gen_leave): New.
892 (ix86_gen_pop1): Likewise.
893 (ix86_gen_add3): Likewise.
894 (ix86_gen_sub3): Likewise.
895 (ix86_gen_sub3_carry): Likewise.
896 (ix86_gen_one_cmpl2): Likewise.
897 (ix86_gen_monitor): Likewise.
898 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
899 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
900 ix86_gen_one_cmpl2 and ix86_gen_monitor.
901 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
902 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
903 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
904 (ix86_expand_epilogue): Updated.
905 (print_operand): Handle integer register operand for 'z'.
906 (ix86_expand_strlensi_unroll_1): Likewise.
907 (ix86_expand_strlen): Likewise.
908 (ix86_expand_builtin): Likewise.
909 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
910 mov{q}/mov{l} and add{q}/add{l}.
912 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
914 * config/i386/i386.md (P): New mode iterator.
915 (SFmode push_operand splitter): Macroize DImode and SImode pushes
916 using P mode iterator.
917 (DFmode push_operand splitter): Ditto.
918 (XFmode push_operand splitter): Ditto.
919 (DFmode float_extend SFmode push_operand splitter): Ditto.
920 (XFmode float_extend SFmode push_operand splitter): Do not generate
921 SImode pushes for 64bit target. Macroize Dimode and SImode
922 pushes using P mode iterator.
923 (XFmode float_extend DFmode push_operand splitter): Ditto.
925 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
927 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
928 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
929 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
931 (ix86_call_abi_override): Remove check for call_used_regs.
933 2008-06-03 Richard Guenther <rguenther@suse.de>
935 * tree-ssa-structalias.c (find_func_aliases): Add constraints
936 for the lhs of calls if the return type contains pointers.
938 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
940 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
941 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
942 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
943 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
944 of cfun and DEFAULT_ABI to deceide abi mode.
946 (REG_PARM_STACK_SPACE): Removed.
947 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
948 (STACK_BOUNDARY): Use default target to deceide stack boundary.
949 * config/i386/i386-protos.h (ix86_cfun_abi): New.
950 (ix86_function_abi): Likewise.
951 (ix86_function_type_abi): Likewise.
952 (ix86_call_abi_override): Likewise.
953 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
954 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
955 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
956 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
958 (X86_64_REGPARM_MAX): New.
959 (X86_64_SSE_REGPARM_MAX): New.
960 (X64_REGPARM_MAX): New.
961 (X64_SSE_REGPARM_MAX): New.
962 (X86_32_REGPARM_MAX): New.
963 (X86_32_SSE_REGPARM_MAX): New.
964 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
965 (ix86_function_regparm): Handle user calling abi.
966 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
967 by DEFAULT_ABI versus SYSV_ABI check.
968 (ix86_reg_parm_stack_space): New.
969 (ix86_function_type_abi): New.
970 (ix86_call_abi_override): New.
971 (ix86_function_abi): New.
972 (ix86_cfun_abi): New.
973 (init_cumulative_args): Call abi specific initialization.
974 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
975 (function_arg_64): Extend SSE_REGPARM_MAX check.
976 (function_arg (): Remove TARGET_64BIT_MS_ABI.
977 (ix86_pass_by_reference): Likewise.
978 (ix86_function_value_regno_p): Likewise.
979 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
980 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
981 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
982 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
983 (setup_incoming_varargs_64): Adjust regparm for call abi.
984 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
985 (ix86_va_start): Likewise.
986 (ix86_gimplify_va_arg): Likewise.
987 (ix86_expand_prologue): Likewise.
988 (output_pic_addr_const): Likewise.
989 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
990 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
991 (x86_output_mi_thunk): Likewise.
992 (x86_function_profiler): Likewise.
993 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
994 (SYSV_ABI, MS_ABI): New constants.
996 (init_regs): Add prototype of function in regclass.c file.
997 (OVERRIDE_ABI_FORMAT): New.
998 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
999 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
1000 (OUTGOING_REG_PARM_STACK_SPACE): New.
1001 (ix86_reg_parm_stack_space): New prototype.
1002 (CUMULATIVE_ARGS): Add call_abi member.
1003 (machine_function): Add call_abi member.
1004 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
1005 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
1007 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
1010 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
1011 (avr_builtin_setjmp_frame_value): New function.
1012 * config/avr/avr.md (nonlocal_goto_receiver): Define.
1013 (nonlocal_goto): Define.
1015 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
1017 * config/mips/mips.c (mips_emit_loadgp): Return early if
1018 there is nothing do to, otherwise emit a blockage if
1019 !TARGET_EXPLICIT_RELOCS || crtl->profile.
1020 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
1022 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1024 * configure.ac: Drop unneeded backslash ending up in config.in.
1025 * acinclude.m4: Likewise.
1026 * config.in: Regenerate.
1028 2008-05-26 Jan Hubicka <jh@suse.cz>
1030 * predict.c (maybe_hot_frequency_p): Break out of...
1031 (maybe_hot_bb_p): ... here.
1032 (maybe_hot_edge_p): New.
1033 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
1034 * basic-block.h (maybe_hot_edge_p): Declare.
1036 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
1038 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
1039 (*cmpfp_<mode>_cc): Ditto.
1040 (*fp_jcc_8<mode>_387): Ditto.
1041 (*fop_<MODEF:mode>_2_i387): Ditto.
1042 (*fop_<MODEF:mode>_3_i387): Ditto.
1043 (*fop_xf_2_i387): Ditto.
1044 (*fop_xf_3_i387): Ditto.
1046 2008-06-02 Tomas Bily <tbily@suse.cz>
1048 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
1050 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1052 * config/mips/mips.c (mips_valid_offset_p): New function.
1053 (mips_valid_lo_sum_p): Likewise.
1054 (mips_classify_address): Use them.
1055 (mips_force_address): New function.
1056 (mips_legitimize_address): Use it.
1057 * config/mips/mips.md (MOVE128): New mode iterator.
1058 (movtf): Require TARGET_64BIT. Remove empty strings.
1059 (*movtf_internal): Rename to...
1060 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
1061 of "R" and use {,fp}{load,store} attributes instead of "multi".
1062 Use a separate define_split.
1063 (*movtf_mips16): New pattern.
1065 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1067 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
1068 * config/mips/mips.c (mips_expand_before_return): New function.
1069 (mips_expand_epilogue): Call it.
1070 * config/mips/mips.md (return): Turn into a define_expand.
1071 (*return): New insn.
1073 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
1075 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
1076 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
1077 functions. Do not emit uses and clobbers of CONCATs; individually
1078 use and clobber their operands.
1079 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
1080 gen_clobber, emit_use and gen_use.
1081 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
1082 (expand_builtin_return): Likewise.
1083 * cfgbuild.c (count_basic_blocks): Likewise.
1084 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
1085 * explow.c (emit_stack_restore): Likewise.
1086 * expmed.c (extract_bit_field_1): Likewise.
1087 * expr.c (convert_move, emit_move_complex_parts): Likewise.
1088 (emit_move_multi_word, store_constructor): Likewise.
1089 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
1090 (thread_prologue_and_epilogue_insns): Likewise.
1091 * lower-subreg.c (resolve_simple_move): Likewise.
1092 * optabs.c (widen_operand, expand_binop): Likewise.
1093 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
1094 * reload.c (find_reloads): Likewise.
1095 * reload1.c (eliminate_regs_in_insn): Likewise.
1096 * stmt.c (expand_nl_goto_receiver): Likewise.
1097 * config/alpha/alpha.md (builtin_longjmp): Likewise.
1098 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
1099 * config/arm/arm.c (arm_load_pic_register): Likewise.
1100 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
1101 * config/arm/arm.md (untyped_return): Likewise.
1102 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
1103 * config/avr/avr.c (expand_prologue): Likewise.
1104 * config/bfin/bfin.c (do_unlink): Likewise.
1105 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
1106 * config/cris/cris.c (cris_expand_prologue): Likewise.
1107 * config/darwin.c (machopic_indirect_data_reference): Likewise.
1108 (machopic_legitimize_pic_address): Likewise.
1109 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
1110 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
1111 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
1112 (ix86_expand_convert_uns_didf_sse): Likewise.
1113 (ix86_expand_vector_init_general): Likewise.
1114 * config/ia64/ia64.md (eh_epilogue): Likewise.
1115 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
1116 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
1117 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
1118 (config/iq2000/iq2000.c): Likewise.
1119 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
1120 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
1121 (builtin_longjmp): Likewise.
1122 * config/mn10300/mn10300.md (call, call_value): Likewise.
1123 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
1124 * config/pdp11/pdp11.md (abshi2): Likewise.
1125 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
1126 * config/s390/s390.c (s390_emit_prologue): Likewise.
1127 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
1128 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
1129 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
1130 * config/sh/sh.c (prepare_move_operands): Likewise.
1131 (output_stack_adjust, sh_expand_epilogue): Likewise.
1132 (sh_set_return_address, sh_expand_t_scc): Likewise.
1133 * config/sparc/sparc.c (load_pic_register): Likewise.
1134 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
1135 * config/spu/spu.c (spu_expand_epilogue): Likewise.
1136 * config/v850/v850.c (expand_epilogue): Likewise.
1138 2008-05-31 Anatoly Sokolov <aesok@post.ru>
1140 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
1141 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
1142 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
1143 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
1144 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
1145 stack pointer register.
1146 (output_movhi): Remove code for interrupt specific writing to the
1147 stack pointer register.
1149 2008-05-31 Richard Guenther <rguenther@suse.de>
1151 PR tree-optimization/34244
1152 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
1153 (tree_expr_nonzero_warnv_p): Likewise.
1154 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1155 ssa_name_nonnegative_p.
1156 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
1157 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
1158 not tree_expr_nonzero_warnv_p.
1160 PR tree-optimization/36262
1162 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
1164 PR tree-optimization/34244
1165 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
1166 (record_numbers_of_iterations): New function.
1167 (execute_vrp): Cache the numbers of iterations of loops.
1168 * tree-scalar-evolution.c (scev_reset_except_niters):
1170 (scev_reset): Use scev_reset_except_niters.
1171 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
1173 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
1175 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
1176 __WORKAROUND_RETS when appropriate.
1178 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
1180 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
1181 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
1183 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
1184 *fop_df_comm_sse insn patterns using MODEF mode iterator.
1185 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
1186 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
1187 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
1188 *fop_df_1_mixed insn patterns using MODEF mode iterator.
1189 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
1190 *fop_df_1_sse insn patterns using MODEF mode iterator.
1191 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
1192 *fop_df_1_i387 insn patterns using MODEF mode iterator.
1193 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
1194 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
1195 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
1196 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
1197 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
1198 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
1199 (*fop_xf_4_i387): Use <MODE> for mode attribute.
1200 (*fop_xf_5_i387): Ditto.
1201 (*fop_xf_6_i387): Ditto.
1203 2008-05-30 Richard Guenther <rguenther@suse.de>
1205 * builtins.c (build_string_literal): Avoid generating
1206 a non-gimple_val result.
1208 2008-05-30 DJ Delorie <dj@redhat.com>
1210 * exec-tool.in: Use an environment variable (private) instead of a
1211 file (shared) as a semaphore, so as to not break parallel builds.
1213 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
1215 * optabs.c (maybe_encapsulate_block): Remove.
1216 (emit_libcall_block): Adjust accordingly.
1217 * optabs.h (maybe_encapsulate_block): Remove prototype.
1219 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
1220 Don't use maybe_encapsulate_block.
1222 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
1224 * config/rs6000/rs6000.c (rs6000_legitimize_address,
1225 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
1226 rtx is a SYMBOL_REF before calling get_pool_constant.
1228 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
1230 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
1232 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
1234 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
1235 rather than OS names to choose INO_T_EQ definition.
1236 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
1237 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
1239 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
1242 * config/darwin-f.c: New.
1243 * config/t-darwin: Added rule to build darwin-f.o.
1244 * config.gcc: Defined new variable, fortran_target_objs.
1245 (*-*-darwin*): Set fortran_target_objs.
1246 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
1247 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
1248 * configure: Regenerated.
1250 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
1253 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
1254 canonical type if needed.
1256 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
1258 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
1260 2008-05-29 Richard Guenther <rguenther@suse.de>
1262 PR tree-optimization/36343
1263 PR tree-optimization/36346
1264 PR tree-optimization/36347
1265 * tree-flow.h (clobber_what_p_points_to): Declare.
1266 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
1267 pointed-to variable is dereferenced is irrelevant to whether
1268 the pointer can access the pointed-to variable.
1269 (clobber_what_p_points_to): New function.
1270 * tree-ssa-alias.c (set_initial_properties): Use it.
1271 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
1272 call clobber check for NMTs.
1274 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1276 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
1277 for printing gcov_type.
1279 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1281 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
1282 and the eh region information.
1283 * value-prof.c (gimple_move_stmt_histograms): New function.
1284 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
1286 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
1288 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
1290 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
1292 * value-prof.c (tree_ic_transform): Print counts.
1293 * tree-profile.c (tree_gen_ic_func_profiler):
1294 Clear __gcov_indreict_call_callee variable to avoid misattribution
1297 2008-05-28 Rafael Espindola <espindola@google.com>
1299 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
1302 2008-05-28 Richard Guenther <rguenther@suse.de>
1304 PR tree-optimization/36339
1305 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
1306 and clobbering code out of the loop.
1308 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1310 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
1313 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
1314 s390_contiguous_bitmask_p, s390_symref_operand_p,
1315 s390_check_symref_alignment, s390_reload_larl_operand,
1316 s390_reload_symref_address): New functions.
1317 (s390_branch_condition_mnemonic): Support compare and branch
1319 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
1320 and 'W' constraints.
1321 (s390_secondary_reload): Add secondary reloads for unaligned
1322 symbol refs or symbol refs to floating point or QI/TI mode
1324 (legitimate_address_p): Accept symbol references as addresses.
1325 (s390_expand_insv): Use rotate and insert selected bits
1326 instruction for insv when building for z10.
1327 (print_operand_address): Handle symbol ref addresses.
1328 (print_operand): Output modifier 'c' added for signed byte values.
1329 (s390_encode_section_info): Mark symbol refs with
1330 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
1332 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
1333 (length attribute): RRF, RRR have 4 byte length.
1334 (FPALL, INTALL): New mode iterators added.
1335 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
1336 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
1337 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
1338 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
1339 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
1340 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
1341 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
1342 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
1344 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
1345 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
1346 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
1347 reload<INTALL:mode><P:mode>_toreg_z10,
1348 reload<FPALL:mode><P:mode>_tomem_z10,
1349 reload<FPALL:mode><P:mode>_toreg_z10,
1350 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
1351 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
1352 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
1353 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
1355 (movmem, clrmem, cmpmem): New splitters added.
1357 * config/s390/predicates.md (larl_operand): Use
1358 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
1359 SYMBOL_REF_ALIGN1_P.
1360 (s390_signed_integer_comparison,
1361 s390_unsigned_integer_comparison): New predicates.
1363 * config/s390/s390-protos.h (s390_check_symref_alignment,
1364 s390_contiguous_bitmask_p, s390_reload_larl_operand,
1365 s390_reload_symref_address,
1366 s390_compare_and_branch_condition_mask): Prototypes added.
1368 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
1369 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
1370 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
1372 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
1374 * config/s390/s390.c (z10_cost): New cost function for z10.
1375 (s390_handle_arch_option, override_options): Support -march=z10 switch.
1376 (s390_issue_rate): Adjust issue rate for z10.
1377 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
1378 (processor_flags): Add PF_Z10.
1379 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
1380 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
1381 * gcc/config.gcc: Add z10.
1383 2008-05-28 Richard Guenther <rguenther@suse.de>
1385 PR tree-optimization/36291
1386 * tree-flow. h (struct gimple_df): Remove var_anns member.
1387 * tree-flow-inline.h (gimple_var_anns): Remove.
1388 (var_ann): Simplify.
1389 * tree-dfa.c (create_var_ann): Simplify.
1390 (remove_referenced_var): Clear alias info from var_anns of globals.
1391 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
1392 (delete_tree_ssa): Clear alias info from var_anns of globals.
1393 Do not free var_anns.
1394 (var_ann_eq): Remove.
1395 (var_ann_hash): Likewise.
1397 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
1399 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
1400 and loongson2f entries.
1401 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
1402 * config/mips/mips.h (processor_type): Add Loongson-2E
1403 and Loongson-2F entries.
1404 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
1405 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
1406 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
1407 * doc/invoke.texi (MIPS Options): Document loongson2e
1408 and loongson2f processor names.
1410 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1414 * config/i386/i386.c (ix86_function_arg_boundary): Use
1415 alignment of canonical type.
1416 (ix86_expand_vector_move): Check unaligned memory access for
1419 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
1421 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
1422 Moved to the front of file.
1424 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
1425 H.J. Lu <hongjiu.lu@intel.com>
1427 * dwarf2out.c (current_fde): New.
1429 (lookup_cfa:): Likewise.
1430 (dwarf2out_end_epilogue): Likewise.
1431 (dwarf2out_note_section_used): Likewise.
1433 2008-05-27 Michael Matz <matz@suse.de>
1436 * c.opt (Wenum-compare): New warning option.
1437 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
1439 2008-05-27 Michael Matz <matz@suse.de>
1442 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
1444 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
1445 into memory as tail calls.
1447 2008-05-27 Richard Guenther <rguenther@suse.de>
1449 PR tree-optimization/36339
1450 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
1451 pointers cause all addressable variables to be call clobbered.
1453 2008-05-27 Richard Guenther <rguenther@suse.de>
1455 PR tree-optimization/36245
1456 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
1458 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1460 * config/s390/s390.md: Replace all occurences of the 'm'
1461 constraint with 'RT'.
1463 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1465 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
1467 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
1469 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
1470 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
1471 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
1473 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1475 * reload.c: (find_reloads): Skip alternatives according to the
1476 "enabled" attribute. Constify the constraint variable.
1477 * recog.c (get_attr_enabled): Add default implementation.
1478 (extract_insn): Set the alternative_enabled_p array
1479 in the recog_data struct.
1480 (preprocess_constraints, constrain_operands): Skip
1481 alternatives according to the "enabled" attribute
1482 * recog.h (struct recog_data): New field alternative_enabled_p.
1483 (skip_alternative): New inline function.
1484 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
1485 (record_reg_classes): Skip alternative according to the
1486 "enabled" attribute.
1488 * doc/md.texi: Add documention for the "enabled" attribute.
1490 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
1492 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
1493 * postreload.c (reload_cse_simplify_operands): Replace 'm'
1494 constraint with TARGET_MEM_CONSTRAINT.
1495 * recog.c (asm_operand_ok, preprocess_constraints,
1496 constrain_operands): Likewise.
1497 * regclass.c (record_reg_classes): Likewise.
1498 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
1499 * reload1.c (maybe_fix_stack_asms): Likewise.
1500 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
1501 * recog.h: Adjust comment.
1502 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
1503 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
1504 * doc/md.texi: Add a note to description of 'm' constraint.
1505 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
1507 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
1509 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
1510 that the bitfield is of integral type before testing its precision.
1512 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1513 Sa Liu <saliu@de.ibm.com>
1515 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
1516 __modti3, __udivti3, __umodti3 and __udivmodti4.
1517 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
1518 that implement TImode mul and div functions.
1519 * config/spu/multi3.c: New. Implement __multi3.
1520 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
1521 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
1524 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
1526 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
1527 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
1528 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
1529 tls_sysv_suffix): New mode and mode attribute iterators.
1530 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
1531 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
1532 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
1533 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
1534 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
1537 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
1539 PR tree-optimization/36329
1540 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
1541 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
1542 * cgraphbuild.c (initialize_inline_failed): Use the latter
1543 macro in lieu of the former.
1544 * ipa-inline.c (cgraph_mark_inline): Likewise.
1545 (cgraph_decide_inlining_of_small_function): Likewise.
1546 (cgraph_decide_inlining): Likewise.
1547 (cgraph_decide_inlining_incrementally): Likewise.
1549 2008-05-26 Tristan Gingold <gingold@adacore.com>
1550 Anatoly Sokolov <aesok@post.ru>
1552 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
1553 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
1554 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
1555 optimization for 'avr6' architecture.
1557 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
1560 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
1562 2008-05-26 Richard Guenther <rguenther@suse.de>
1564 * tree-ssa-sccvn.c (expr_has_constants): Declare.
1565 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
1567 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
1570 * caller-save.c (insert_restore): Verify alignment of spill space.
1571 (insert_save): Likewise.
1572 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
1573 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
1574 (STACK_SLOT_ALIGNMENT): Likewise.
1575 * function.c (LOCAL_ALIGNMENT): Removed.
1576 (get_stack_local_alignment): New.
1577 (assign_stack_local): Use it. Set alignment on stack slot.
1578 (assign_stack_temp_for_type): Use get_stack_local_alignment.
1579 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
1580 (STACK_SLOT_ALIGNMENT): New.
1581 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
1582 stack slot in XFmode.
1584 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
1586 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
1589 * config/i386/i386.md (allocate_stack_worker_64): Make sure
1590 argument operand in rax isn't removed.
1592 2008-05-26 Richard Guenther <rguenther@suse.de>
1595 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
1596 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
1598 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1601 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
1603 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
1605 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
1606 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
1608 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
1610 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
1611 build a trampoline if we don't want one.
1612 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
1613 return zero for nested functions if we don't want a trampoline.
1615 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1617 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
1619 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
1622 * c.opt: Removed undocumented option '-lang-fortran'.
1623 * c-common.h: Removed global variable 'lang_fortran'.
1624 * c-opts.c (c_common_handle_option): Removed code to handle
1625 option '-lang-fortran'. Updated includes.
1626 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
1627 definition of '__GFORTRAN__'.
1628 (define__GNUC__): Reimplemented to use BASEVER and
1629 cpp_define_formatted.
1630 (builtin_define_with_value_n): Removed.
1631 * c-incpath.h: Renamed to ...
1632 * incpath.h: ... this.
1633 * c-incpath.c: Renamed to ...
1634 * incpath.c: ... this. Updated includes.
1635 * fix-header.c: Updated includes.
1636 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
1637 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
1638 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
1640 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
1642 * tree.h: Update the table of flags used on tree nodes.
1643 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
1644 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
1645 (FORCED_LABEL): Add access check.
1646 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
1647 (ASM_INPUT_P): Likewise.
1648 (ASM_VOLATILE_P): Likewise.
1649 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
1650 (OMP_SECTION_LAST): Access private_flag directly.
1651 (OMP_RETURN_NOWAIT): Likewise.
1652 (OMP_PARALLEL_COMBINED): Likewise.
1653 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
1654 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
1655 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
1656 deprecated_flag directly.
1658 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
1660 * final.c (frame_pointer_needed): Removed.
1661 * flags.h (frame_pointer_needed): Likewise.
1663 * function.h (rtl_data): Add frame_pointer_needed.
1664 (frame_pointer_needed): New.
1666 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
1668 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
1670 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
1672 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
1675 2008-05-25 Alan Modra <amodra@bigpond.net.au>
1677 * c-common.c (strip_array_types): Move function to..
1679 (get_inner_array_type): Delete.
1680 * c-common.h (strip_array_types): Move declaration to..
1682 (get_inner_array_type): Delete.
1683 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
1684 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
1685 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
1686 * config/pa/pa.c (emit_move_sequence): Likewise.
1688 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
1690 * config/i386/i386.md (*sse_prologue_save_insn): Set length
1693 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
1695 * function.c: Include target hook for nonlocal_goto frame value.
1697 2008-05-24 Richard Guenther <rguenther@suse.de>
1699 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
1700 variable can be only accessed through a pointer or a union.
1702 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1704 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
1705 * doc/extend.texi: Likewise.
1707 2008-05-23 DJ Delorie <dj@redhat.com>
1709 * config/m32c/jump.md (untyped_call): Add.
1711 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
1713 (m32c_address_cost): Detail costs for indirect offsets.
1715 2008-05-23 Rafael Espindola <espindola@google.com>
1717 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
1718 if a node is a SUBREG.
1719 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
1722 2008-05-23 Paul Brook <paul@codesourcery.com>
1723 Carlos O'Donell <carlos@codesourcery.com>
1725 * doc/extend.texi: Clarify use of __attribute__((naked)).
1726 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
1727 * target.h (gcc_target): Add allocate_stack_slots_for_args.
1728 * function.c (use_register_for_decl): Use
1729 targetm.calls.allocate_stack_slots_for_args.
1730 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
1731 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
1732 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
1734 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
1736 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
1738 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
1740 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
1741 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
1742 is only rounded once.
1744 2008-05-23 Richard Guenther <rguenther@suse.de>
1746 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
1748 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
1749 Jakub Jelinek <jakub@redhat.com>
1752 * configure.ac: Handle --enable-cld.
1753 * configure: Regenerated.
1754 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
1755 * config/i386/i386.h (struct machine_function): Add needs_cld field.
1756 (ix86_current_function_needs_cld): New define.
1757 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
1758 (cld): New isns pattern.
1759 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
1760 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
1761 * config/i386/i386.opt (mcld): New option.
1762 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
1763 TARGET_CLD and ix86_current_function_needs_cld.
1764 (override_options): Use -mcld by default for 32-bit code if
1767 * doc/install.texi (Options specification): Document --enable-cld.
1768 * doc/invoke.texi (Machine Dependent Options)
1769 [i386 and x86-64 Options]: Add -mcld option.
1770 (Intel 386 and AMD x86-64 Options): Document -mcld option.
1772 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
1773 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
1774 (return_in_memory_64): Likewise.
1775 (return_in_memory_ms_64): Likewise.
1777 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1779 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
1780 * builtins.c (fold_builtin_fpclassify): New.
1781 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
1782 * builtins.def (BUILT_IN_FPCLASSIFY): New.
1783 * c-common.c (handle_type_generic_attribute): Adjust to accept
1784 fixed arguments before an elipsis.
1785 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
1786 * doc/extend.texi: Document __builtin_fpclassify.
1788 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
1790 * omp-low.c (gate_expand_omp_ssa): Remove.
1791 (pass_expand_omp_ssa): Remove.
1792 (gate_expand_omp): Do not check for flag_openmp_ssa.
1793 * common.opt (-fopenmp-ssa): Remove.
1794 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
1796 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
1798 * config/sh/sh.opt (mfixed-range): New option.
1799 * config/sh/sh-protos.h (sh_fix_range): Declare.
1800 * config/sh/sh.c (sh_fix_range): New function.
1801 * config/sh/sh.h (sh_fixed_range_str): Declare.
1802 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
1804 * doc/invoke.texi (SH Options): Document -mfixed-range.
1806 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
1808 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
1809 it before the redeclaration.
1811 2008-05-22 Anatoly Sokolov <aesok@post.ru>
1813 * config/avr/avr.c (get_sequence_length): Add new function.
1814 (expand_prologue, expand_epilogue): Remove duplicate code.
1816 2008-05-22 Rafael Espindola <espindola@google.com>
1818 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
1821 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
1823 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
1824 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
1826 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
1827 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
1828 (vect_update_misalignment_for_peel): Likewise.
1829 (vector_alignment_reachable_p): Likewise.
1830 * tree-vect-transform.c (vectorizable_load): Likewise.
1831 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
1832 (get_vectype_for_scalar_type): Pass mode of scalar_type
1833 to UNITS_PER_SIMD_WORD.
1835 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
1836 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
1837 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
1838 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
1839 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
1841 2008-05-22 Ira Rosen <irar@il.ibm.com>
1843 PR tree-optimization/36293
1844 * tree-vect-transform.c (vect_transform_strided_load): Don't check
1845 if the first load must be skipped because of a gap.
1847 2008-05-22 Richard Guenther <rguenther@suse.de>
1849 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
1850 more cases of offset disambiguation that is possible if
1851 strict-aliasing rules apply.
1852 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
1853 for basic offset and type-based disambiguation.
1855 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1857 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
1858 ix86_expand_vector_set on V16QImode for SSE4.1.
1860 2008-05-21 Tom Tromey <tromey@redhat.com>
1862 * c.opt (Wimport): Mark as undocumented.
1863 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
1865 (Warning Options): Likewise.
1866 * doc/cppopts.texi: Don't mention -Wimport.
1868 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
1870 PR tree-optimization/36287
1871 PR tree-optimization/36286
1872 * lambda-code.c (build_access_matrix): Do not use the loop->num
1873 for computing the number of induction variables: use the loop depth
1876 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
1879 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
1880 option -f(no-)leading-underscore.
1882 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1884 * config/i386/i386.c (ix86_expand_vector_init_general): Use
1885 GET_MODE_NUNITS (mode).
1887 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
1889 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
1890 (-mmulhw): Add 464 to description.
1891 (-mdlmzb): Likewise.
1892 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
1893 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
1895 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
1896 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
1897 * config/rs6000/rs6000.md: Update comments for 464.
1899 2008-05-21 Janis Johnson <janis187@us.ibm.com>
1901 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
1903 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1905 * config/i386/sse.md (vec_extractv4sf): Removed.
1906 (vec_extractv2df): Likewise.
1907 (vec_extractv2di): Likewise.
1908 (vec_extractv4si): Likewise.
1909 (vec_extractv8hi): Likewise.
1910 (vec_extractv16qi): Likewise.
1911 (vec_extract<mode>): New.
1913 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1915 * config/i386/sse.md (vec_setv4sf): Removed.
1916 (vec_setv2df): Likewise.
1917 (vec_setv2di): Likewise.
1918 (vec_setv4si): Likewise.
1919 (vec_setv8hi): Likewise.
1920 (vec_setv16qi): Likewise.
1921 (vec_set<mode>): New.
1923 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1925 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
1926 goto for vec_concat and vec_interleave.
1928 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
1930 * config/i386/sse.md (vec_initv4sf): Removed.
1931 (vec_initv2df): Likewise.
1932 (vec_initv2di): Likewise.
1933 (vec_initv4si): Likewise.
1934 (vec_initv8hi): Likewise.
1935 (vec_initv16qi): Likewise.
1936 (vec_init<mode>): New.
1938 2008-05-21 Joseph Myers <joseph@codesourcery.com>
1940 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
1942 2008-05-21 Tom Tromey <tromey@redhat.com>
1944 * ggc-zone.c (lookup_page_table_if_allocated): New function.
1945 (zone_find_object_offset): Likewise.
1946 (gt_ggc_m_S): Likewise.
1947 (highest_bit): Likewise.
1948 * ggc-page.c (gt_ggc_m_S): New function.
1949 * stringpool.c (string_stack): Remove.
1950 (init_stringpool): Update.
1951 (ggc_alloc_string): Use ggc_alloc.
1952 (maybe_delete_ident): New function.
1953 (ggc_purge_stringpool): Likewise.
1954 (gt_ggc_m_S): Remove.
1955 * ggc-common.c (ggc_protect_identifiers): New global.
1956 (ggc_mark_roots): Call ggc_purge_stringpool. Use
1957 ggc_protect_identifiers.
1958 * ggc.h (ggc_protect_identifiers): Declare.
1959 (gt_ggc_m_S): Update.
1960 (ggc_purge_stringpool): Declare.
1961 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
1962 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
1964 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
1966 2008-05-21 David S. Miller <davem@davemloft.net>
1968 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
1971 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
1973 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
1976 2008-05-20 David Daney <ddaney@avtrex.com>
1978 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
1979 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
1980 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
1981 UNSPEC_UPDATE_GOT_VERSION): Renumber.
1982 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
1983 (atomic_hiqi_op): New define_code_iterator.
1984 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
1985 mips_expand_compare_and_swap_12.
1986 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
1987 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
1988 (sync_<optab><mode>, sync_old_<optab><mode>,
1989 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
1990 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
1991 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
1992 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
1993 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
1994 (test_and_set_12): New insn.
1995 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
1996 sync_new_<optab><mode>, sync_old_nand<mode>,
1997 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
1998 clobber to operand 0 for SI and DI mode insns.
1999 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
2000 mips_gen_fn_4): New typedefs.
2001 (mips_gen_fn_ptrs): Define new union type.
2002 (mips_expand_compare_and_swap_12): Remove declaration.
2003 (mips_expand_atomic_qihi): Declare function.
2004 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
2005 (mips_expand_atomic_qihi): ... this. Use new generator function
2007 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
2008 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
2009 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
2010 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
2011 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
2012 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
2013 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
2014 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
2015 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
2016 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
2019 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
2021 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
2024 2008-05-20 Anatoly Sokolov <aesok@post.ru>
2026 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
2027 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
2028 (avr_attribute_table): Add 'OS_main' function attribute.
2029 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
2030 functions with 'OS_main' attribute.
2032 2008-05-20 Richard Guenther <rguenther@suse.de>
2034 PR tree-optimization/35204
2035 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
2036 helper, split out from ...
2037 (DFS): ... here. Make the DFS walk non-recursive.
2039 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
2040 Jan Sjodin <jan.sjodin@amd.com>
2042 PR tree-optimization/36181
2043 * tree-parloops.c (loop_has_vector_phi_nodes): New.
2044 (parallelize_loops): Don't parallelize when the loop has vector
2047 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2048 Sebastian Pop <sebastian.pop@amd.com>
2050 * tree-loop-linear.c (gather_interchange_stats): Look in the access
2051 matrix, and never look at the tree representation of the memory
2053 (linear_transform_loops): Computes parameters and access matrices.
2054 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
2056 (access_matrix_get_index_for_parameter): New.
2057 * tree-data-ref.h (struct access_matrix): New.
2058 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
2059 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
2060 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
2061 am_vector_index_for_loop): New.
2062 (struct data_reference): Add field access_matrix.
2063 (DR_ACCESS_MATRIX): New.
2064 (compute_data_dependences_for_loop): Update declaration.
2065 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
2066 * lambda.h (lambda_vector_vec_p): Declared.
2067 * lambda-code.c: Depend on pointer-set.h.
2068 (lambda_collect_parameters_from_af, lambda_collect_parameters,
2069 av_for_af_base, av_for_af, build_access_matrix,
2070 lambda_compute_access_matrices): New.
2071 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
2073 2008-05-20 Joseph Myers <joseph@codesourcery.com>
2075 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
2078 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2079 Sebastian Pop <sebastian.pop@amd.com>
2081 PR tree-optimization/36206
2082 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
2084 (instantiate_scev_1): Rename flags to fold_conversions.
2085 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
2086 outeside instantiation_loop.
2087 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
2088 (evolution_function_is_affine_or_constant_p): Removed.
2089 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
2091 (analyze_siv_subscript): Pass in the loop nest number.
2092 Call evolution_function_is_affine_in_loop instead of
2093 evolution_function_is_affine_p.
2094 (analyze_overlapping_iterations): Pass in the loop nest number.
2096 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
2097 Sebastian Pop <sebastian.pop@amd.com>
2099 PR tree-optimization/36206
2100 * tree-chrec.h (chrec_fold_op): New.
2101 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
2104 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
2106 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
2108 (remove_duplicates): Do not set inode on non-inode systems.
2111 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
2113 * config.gcc (tm_file): Update comments about relative pathnames.
2115 2008-05-20 Richard Guenther <rguenther@suse.de>
2117 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
2118 * tree-ssa-sccvn.c (process_scc): Likewise.
2119 * tree-ssa-sink.c (execute_sink_code): Likewise.
2120 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
2121 * tree-vrp.c (process_assert_insertions): Likewise.
2122 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
2123 (perform_tree_ssa_dce): Likewise.
2124 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2125 (dump_dominator_optimization_stats): Likewise.
2126 * tree-vectorizer.c (vectorize_loops): Likewise.
2128 2008-05-20 Richard Guenther <rguenther@suse.de>
2130 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
2132 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
2134 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
2135 (ix86_i386elf_return_in_memory): Likewise.
2136 (ix86_i386interix_return_in_memory): Likewise.
2137 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
2138 (SUBTARGET_RETURN_IN_MEMORY): New.
2139 * config/i386/i386elf.h: Likewise.
2140 * config/i386/ptx4-i.h: Likewise.
2141 * config/i386/sol2-10.h: Likewise.
2142 * config/i386/sysv4.h: Likewise.
2143 * config/i386/vx-common.h: Likewise.
2144 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
2145 * config/i386/i386.c (ix86_return_in_memory): Made static and
2146 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
2147 (ix86_i386elf_return_in_memory): Removed.
2148 (ix86_i386interix_return_in_memory): Removed.
2149 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
2150 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
2152 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
2154 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
2156 2008-05-19 Xinliang David Li <davidxl@google.com>
2158 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
2160 * common.opt: Ditto.
2161 * doc/invoke.texi: Ditto.
2163 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
2165 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
2166 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
2168 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
2170 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
2171 sizes of operand array from 8/4 to 4/2.
2172 (ix86_expand_vector_init_general): Change size of operand array
2173 from 32 to 16. Remove op0, op1 and half_mode.
2175 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
2177 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
2178 (ix86_expand_vector_init_interleave): Likewise.
2179 (ix86_expand_vector_init_general): Use them. Assert
2180 word_mode == SImode when n_words == 4.
2182 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
2184 * config/i386/i386.c (ix86_secondary_reload): New static function.
2185 (TARGET_SECONDARY_RELOAD): New define.
2186 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
2187 * config/i386/i386.md (reload_outqi): Remove.
2189 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2192 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
2193 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
2194 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
2195 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
2196 (fold_builtin_1): Likewise.
2197 * builtins.def (BUILT_IN_ISINF_SIGN): New.
2198 c-common.c (check_builtin_function_arguments): Handle
2199 BUILT_IN_ISINF_SIGN.
2200 * doc/extend.texi: Document __builtin_isinf_sign.
2201 * fold-const.c (operand_equal_p): Handle COND_EXPR.
2203 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
2205 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
2206 EH cleanup at the end of the pass, search for those that have been
2207 turned into forwarder blocks and do the cleanup on their successor.
2209 2008-05-18 Richard Guenther <rguenther@suse.de>
2211 * tree-cfg.c (verify_gimple_expr): Allow conversions from
2212 pointers to sizetype and vice versa.
2214 2008-05-18 Xinliang David Li <davidxl@google.com>
2216 * gcc/tree-ssa-dce.c: Coding style fix.
2217 (check_pow): Documentation comment.
2218 (check_log): Documenation comment. Coding style fix.
2219 (is_unnecessary_except_errno_call): Ditto.
2220 (gen_conditions_for_pow): Ditto.
2221 (gen_conditions_for_log): Ditto.
2222 (gen_shrink_wrap_conditions): Ditto.
2223 (shrink_wrap_one_built_in_calls): Ditto.
2224 * gcc/doc/invoke.texi: Better documentation string.
2225 * ChangeLog: Fix wrong change log entries from
2226 May 17 checkin on function call DCE.
2228 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
2230 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
2232 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
2234 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
2235 * df-problems.c (simulation routines): Fixed block comment to
2236 properly say how to add forwards scanning functions.
2238 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
2240 * tree-inline.c (setup_one_parameter): Remove dead code.
2242 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
2244 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
2245 a BIT_AND_EXPR only for an INTEGER_TYPE.
2247 2008-05-17 Xinliang David Li <davidxl@google.com>
2249 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
2250 (check_pow, check_log, is_unnecessary_except_errno_call): New
2251 functions to check for eliminating math functions that are pure
2252 except for setting errno.
2253 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
2254 general condition expressions for shrink-wrapping pow/log calls.
2255 (gen_shrink_wrap_conditions): Ditto.
2256 (shrink_wrap_one_built_in_call): Ditto.
2257 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
2258 (mark_operand_necessary): If debugging, output if OP is necessary.
2259 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
2261 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
2263 * gcc/common.opt: New user flag -ftree-builtin-dce.
2264 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
2266 2008-05-16 David S. Miller <davem@davemloft.net>
2268 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
2269 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2271 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
2274 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
2276 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2278 * ifcvt.c (dead_or_predicable): Rename
2279 df_simulate_one_insn_backwards to df_simulate_one_insn.
2280 * recog.c (peephole2_optimize): Ditto.
2281 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
2283 * df.h: Rename df_simulate_one_insn_backwards to
2284 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
2285 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
2286 scanning of defs and uses.
2287 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
2288 (df_simulate_one_insn_forwards): Removed.
2290 2008-05-16 Doug Kwan <dougkwan@google.com>
2292 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
2294 (real_from_string): Handle NaNs and Inf as approriate.
2296 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2298 * doc/gty.texi (Source Files Containing Type Information): Note
2299 that headers should appear first in the gtfiles list.
2301 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2303 * tree.def (COND_EXEC): Properly documented this code.
2305 2008-05-16 Diego Novillo <dnovillo@google.com>
2307 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
2308 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
2311 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2313 * tree-ssa-dse (max_stmt_uid): Removed.
2314 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
2315 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
2316 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
2317 * function.h (cfun.last_stmt_uid): New field.
2318 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
2319 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
2321 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
2322 (create_stmt_ann): Initialize the ann->uid field.
2323 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
2325 * tree-flow.h (renumber_gimple_stmt_uids): New function.
2327 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
2329 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
2330 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
2331 (init_empty_tree_cfg): Call it.
2333 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2335 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
2338 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
2340 * doc/invoke.text (-fdump-tree-*-verbose): New option.
2341 * tree-dump.c (dump_options): New verbose option.
2342 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
2344 * tree-pass.h (TDF_VERBOSE): New dump flag.
2345 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
2346 (tree-flow.h): Added include.
2347 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
2349 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
2351 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
2353 From Jie Zhang <jie.zhang@analog.com>
2354 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2355 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
2356 mcpu=bf561-none and mcpu=bf561-0.2.
2357 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2358 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2359 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2360 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
2361 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
2362 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
2363 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
2365 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
2366 (cputype_selected): Remove.
2367 (bfin_handle_option): Don't use cputype_selected.
2368 (override_options): When no mcpu option, enable all workarounds.
2369 Don't use bfin_workarounds.
2370 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
2372 (DEFAULT_CPU_TYPE): Don't define.
2374 2008-05-16 Richard Guenther <rguenther@suse.de>
2376 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
2377 on deletion of the last stmt.
2379 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2381 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
2382 V8HImode for SSE2 and V16QImode for SSE4.1.
2384 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
2386 * cgraph.h (compute_inline_parameters): Made public.
2387 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
2388 variable_generate_summary, function_write_summary,
2389 variable_write_summary, variable_read_summary. Added generate_summary,
2390 write_summary, read_summary.
2391 * cgraphunit.c (cgraph_process_new_functions): Changed call from
2392 pass_ipa_inline.function_generate_summary, to
2393 compute_inline_parameters.
2394 * ipa-inline.c (compute_inline_parameters): Made public and added
2396 (compute_inline_parameters_for_current): New function.
2397 (pass_inline_param): Now calls compute_inline_parameters_for_current.
2398 (inline_generate_summary): Removed parameter and made to loop over
2400 (pass_ipa_inline): Updated for new IPA_PASS structure.
2401 * passes.c (execute_ipa_summary_passes): Now is called once per
2402 pass rather than once per node*pass.
2404 2008-05-15 Anatoly Sokolov <aesok@post.ru>
2406 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
2407 avr_have_mul_p, avr_asm_only_p): Remove variables.
2408 (avr_override_options): Remove initialization of removed variables.
2409 (avr_file_start): Convert removed variables to fields of
2410 'struct base_arch_s *avr_current_arch'.
2411 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
2412 (AVR_HAVE_MUL): (Ditto.).
2413 (AVR_HAVE_MOVW): (Ditto.).
2414 (AVR_HAVE_LPMX): (Ditto.).
2415 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
2416 avr_asm_only_p): Remove declaration.
2418 2008-05-15 Diego Novillo <dnovillo@google.com>
2420 * config/arm/arm.c (arm_return_in_memory): Fix return type.
2421 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
2423 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
2426 * combine.c (check_conversion): Rename back to check_promoted_subreg.
2427 Don't call record_truncated_value from here.
2428 (record_truncated_value): Turn it into a for_each_rtx callback.
2429 (record_truncated_values): New function.
2430 (combine_instructions): Call note_uses with record_truncated_values.
2431 Change name of check_conversion to check_promoted_subreg.
2433 2008-05-15 Janis Johnson <janis187@us.ibm.com>
2435 * doc/sourcebuild.texi: Document support for torture tests.
2437 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2439 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
2440 to alternative 4 of operand 2.
2442 2008-05-15 Richard Guenther <rguenther@suse.de>
2444 * tree-pass.h (current_pass): Declare.
2445 (get_pass_for_id): Likewise.
2446 * passes.c (passes_by_id, passes_by_id_size): New globals.
2447 (set_pass_for_id): New function.
2448 (get_pass_for_id): Likewise.
2449 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
2450 (execute_function_todo): Flush per function statistics.
2451 * toplev.c (compile_file): Init statistics.
2452 (general_init): Do early statistics initialization.
2453 (finalize): Finish statistics.
2454 * statistics.h (statistics_early_init): Declare.
2455 (statistics_init): Likewise.
2456 (statistics_fini): Likewise.
2457 (statistics_fini_pass): Likewise.
2458 (statistics_counter_event): Likewise.
2459 (statistics_histogram_event): Likewise.
2460 * statistics.c: New file.
2461 * Makefile.in (OBJS-common): Add statistics.o.
2462 (statistics.o): Add dependencies.
2463 * doc/invoke.texi (-fdump-statistics): Document.
2465 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
2467 (execute_pre): Use statistics_counter_event.
2468 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
2469 (substitute_and_fold): Increment it. Use statistics_counter_event.
2471 2008-05-15 Diego Novillo <dnovillo@google.com>
2473 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
2475 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
2476 * tree-ssa-alias.c (new_type_alias): Remove references to
2477 sub-variables from comment.
2478 * tree-ssa-operands.c (swap_tree_operands): Likewise.
2480 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
2482 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
2483 attribute to 1 only for insertps alternative.
2485 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2487 * config/bfin/bfin.md (loadbytes): New pattern.
2488 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
2489 (bfin_init_builtins): Initialize it.
2490 (bdesc_1arg): Add it.
2492 2008-05-15 Sa Liu <saliu@de.ibm.com>
2494 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
2495 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
2496 * testsuite/lib/target-supports.exp: Add
2497 check_effective_target_fortran_integer_16.
2499 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
2501 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
2502 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
2503 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
2504 (TARGET_RETURN_IN_MEMORY): Define.
2506 2008-05-15 Richard Guenther <rguenther@suse.de>
2509 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
2510 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
2511 represent unmodifiable vars.
2513 2008-05-15 Richard Guenther <rguenther@suse.de>
2515 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
2516 INDIRECT_REF and TARGET_MEM_REF.
2517 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
2520 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
2521 H.J. Lu <hongjiu.lu@intel.com>
2523 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
2524 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
2525 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
2526 insn alternatives. Add missing alternatives.
2527 (*vec_concatv2di_rex64_sse4_1): Likewise.
2528 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
2529 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
2532 2008-05-15 Richard Guenther <rguenther@suse.de>
2534 PR tree-optimization/36009
2535 PR tree-optimization/36204
2536 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
2537 (determine_invariantness_stmt): Record the loop a store is
2539 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
2542 2008-05-15 Richard Guenther <rguenther@suse.de>
2544 PR tree-optimization/34330
2545 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
2546 through the pointer will alias the SMT.
2548 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
2550 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
2552 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
2554 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
2556 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2557 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2559 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
2560 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
2561 (vashl_optab): New optab for vector/vector shifts.
2562 (vashr_optab): Ditto.
2563 (vlshr_optab): Ditto.
2564 (vrotl_optab): Ditto.
2565 (vrotr_optab): Ditto.
2566 (optab_subtype): New enum for optab_for_tree_code call.
2567 (optab_for_tree_code): Add enum optab_subtype argument.
2569 * optabs.c (optab_for_tree_code): Take an additional argument to
2570 distinguish between a vector shift by a scalar and vector shift by
2571 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
2572 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
2573 vector shift by a vector.
2574 (expand_widen_pattern_expr): Pass additional argument to
2575 optab_for_tree_code.
2577 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
2578 vrotl_optab, vrotr_optab.
2580 * expr.c (expand_expr_real_1): Update calls to
2581 optab_for_tree_code to distinguish between vector shifted by a
2582 scalar and vector shifted by a vector.
2583 * tree-vectorizer.c (supportable_widening_operation): Ditto.
2584 (supportable_narrowing_operation): Ditto.
2585 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
2586 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
2587 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
2588 (vect_create_epilog_for_reduction): Ditto.
2589 (vectorizable_reduction): Ditto.
2590 (vectorizable_operation): Ditto.
2591 (vect_strided_store_supported): Ditto.
2592 (vect_strided_load_supported): Ditto.
2593 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
2594 * expmed.c (expand_shift): Ditto.
2596 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
2598 (ashr@var{m}3): Ditto.
2599 (vashl@var{m}3): Document new vector/vector shift standard name.
2600 (vashr@var{m}3): Ditto.
2601 (vlshr@var{m}3): Ditto.
2602 (vrotl@var{m}3): Ditto.
2603 (vrotr@var{m}3): Ditto.
2605 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
2606 (PPERM_INVERT): Ditto.
2607 (PPERM_REVERSE): Ditto.
2608 (PPERM_REV_INV): Ditto.
2609 (PPERM_ZERO): Ditto.
2610 (PPERM_ONES): Ditto.
2611 (PPERM_SIGN): Ditto.
2612 (PPERM_INV_SIGN): Ditto.
2613 (PPERM_SRC1): Ditto.
2614 (PPERM_SRC2): Ditto.
2616 * config/i386/sse.md (mulv2di3): Add SSE5 support.
2617 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
2618 allows a memory operand to be the value being added, and split it
2619 to improve vectorization.
2620 (sse5_pmacsdqh_mem): Ditto.
2621 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
2622 (sse5_mulv2div2di3_high): Ditto.
2623 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
2624 (vec_pack_trunc_v4si): Ditto.
2625 (vec_pack_trunc_v2di): Ditto.
2626 (sse5_pcmov_<mode>): Remove code that tried to use use
2627 andps/andnps instead of pcmov.
2628 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
2629 pmacsdqh instructions.
2630 (vec_widen_smult_lo_v4si): Ditto.
2632 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
2633 (PPERM_INVERT): Ditto.
2634 (PPERM_REVERSE): Ditto.
2635 (PPERM_REV_INV): Ditto.
2636 (PPERM_ZERO): Ditto.
2637 (PPERM_ONES): Ditto.
2638 (PPERM_SIGN): Ditto.
2639 (PPERM_INV_SIGN): Ditto.
2640 (PPERM_SRC1): Ditto.
2641 (PPERM_SRC2): Ditto.
2642 (ix86_expand_sse_movcc): Move the SSE5 test after the if
2644 (ix86_expand_int_vcond): If SSE5 generate all possible integer
2646 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
2647 says ignore whether the last reference is a memory operand.
2649 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2650 Paolo Bonzini <bonzini at gnu dot org>
2652 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
2655 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
2656 (vlshr<mode>3): Rename from vlshr<mode>3.
2657 (vashr<mode>3): Rename from vashr<mode>3.
2658 (mulv4sf3): Change the names of vector shift patterns.
2662 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
2665 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
2690 * config/spu/spu.md (v): New iterator macro to add v for vector types.
2691 (floatunssidf2_internal): Change vector/vector shift names.
2692 (floatunsdidf2_internal): Ditto.
2699 (vashl<mode>3): Rename from ashl<mode>3.
2700 (vashr<mode>3): Rename from ashr<mode>3.
2701 (vlshr<mode>3): Rename from lshr<mode>3.
2702 (vrotl<mode>3): Rename from rotl<mode>3.
2704 2008-05-14 Michael Meissner <michael.meissner@amd.com>
2707 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
2708 multiply gives the wrong value when doing widening multiplies.
2709 (vec_widen_smult_lo_v4si): Ditto.
2711 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
2713 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
2714 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
2715 emit_library_call_value.
2716 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
2717 * tree.h (ECF_LIBCALL_BLOCK): Removed.
2718 * calls.c (initialize_argument_information, precompute_arguments,
2719 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
2720 (precompute_arguments): Removed flags parameter.
2721 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
2723 2008-05-14 Richard Guenther <rguenther@suse.de>
2725 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
2726 Make sure to register the store if the use is a PHI_NODE.
2728 2008-05-14 Olivier Hainque <hainque@adacore.com>
2730 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
2731 memory if the component is to be referenced in BLKmode according
2732 to get_inner_reference.
2734 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
2736 * calls.c (emit_library_call_value_1): Restore code clearing
2737 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
2739 2008-05-14 Olivier Hainque <hainque@adacore.com>
2740 Nicolas Roche <roche@adacore.com>
2742 * configure.ac: Add support for a "gcc_subdir" variable in
2743 config-lang.in, to denote a subdirectory where the language/GCC
2744 integration files are to be found.
2745 * configure: Regenerate.
2747 2008-05-14 Ira Rosen <irar@il.ibm.com>
2749 PR tree-optimization/36098
2750 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
2751 value for the first load in the group in case of a gap.
2752 (vect_build_slp_tree): Check that there are no gaps in loads.
2754 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
2756 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
2757 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
2758 expand_copysign_bit, ): Change call to emit_no_conflict_block to
2759 emit_insn and remove unneeded code to construct extra args.
2760 (emit_no_conflict_block): Removed.
2761 * optabls.h: (emit_no_conflict_block): Removed.
2762 * cse.c (cse_extended_basic_block): Remove search for
2763 REG_NO_CONFLICT note.
2764 * global.c: Removed incorrect comment added in revision 117.
2765 * expr.c (convert_move): Change call to emit_no_conflict_block to
2767 * recog.c: Change comments so that they do not mention
2769 * local_alloc.c (combine_regs): Removed last parameter.
2770 (no_conflict_p): Removed.
2771 (block_alloc): Removed note, no_conflict_combined_regno and set
2772 local vars. Removed all code to process REG_NO_CONFLICT blocks.
2773 (combine_regs): Removed already_dead and code to look for
2774 REG_NO_CONFLICT notes.
2775 * lower_subreg (remove_retval_note): Removed code to look for
2776 REG_NO_CONFLICT block.
2777 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
2778 (resolve_clobber): Remove code to process libcalls that have
2779 REG_NO_CONFLICT notes.
2780 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
2782 * combine.c (can_combine_p, distribute_notes): Removed
2783 REG_NO_CONFLICT case.
2784 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
2786 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
2787 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
2789 * reg-notes.def (NO_CONFLICT): Removed.
2791 2008-05-14 David S. Miller <davem@davemloft.net>
2793 * config/sparc/sparc.c (sparc_profile_hook): If
2794 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
2795 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
2796 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
2798 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
2800 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
2802 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
2805 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
2806 and op1 expansion before vector concat to have less live pseudos.
2808 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
2810 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
2811 ix86_expand_vector_set if supported.
2813 2008-05-13 Diego Novillo <dnovillo@google.com>
2814 Kenneth Zadeck <zadeck@naturalbridge.com>
2816 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
2818 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
2819 phinodes_print_statistics, init_ssanames, fini_ssanames,
2820 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
2821 release_ssa_name, release_defs, replace_ssa_name_symbol,
2822 ssanames_print_statistics): Move ...
2823 * tree-flow.h: ... here.
2824 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
2825 Use FN instead of cfun.
2826 (make_ssa_name_fn): Rename from make_ssa_name.
2827 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
2828 * tree-flow-inline.h (make_ssa_name): Move from
2829 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
2830 * omp-low.c (expand_omp_parallel):
2831 * tree-flow-inline.h (redirect_edge_var_map_result):
2832 * tree-ssa.c (init_tree_ssa): Add argument FN.
2833 Use it instead of cfun. Update all users.
2835 2008-05-13 Tom Tromey <tromey@redhat.com>
2837 PR preprocessor/22168:
2838 * doc/cpp.texi (Top): Update menu.
2839 (Alternatives to Wrapper #ifndef): New node.
2840 (Other Directives): Document deprecation.
2841 (Obsolete Features): Remove menu.
2842 (Assertions): Merge node into Obsolete Features.
2843 (Obsolete once-only headers): Move earlier; rename to Alternatives
2845 * doc/cppopts.texi: Update.
2846 * c.opt (Wdeprecated): Enable for C and ObjC.
2847 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
2848 (C++ Dialect Options): Move -Wno-deprecated from here to...
2849 (Warning Options): ... here.
2851 2008-05-13 Richard Guenther <rguenther@suse.de>
2854 * fold-const.c (fold_sign_changed_comparison): Do not allow
2855 changes in pointer-ness.
2857 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
2860 * config/sh/sh.c (sh_expand_prologue): Don't clear
2861 RTX_FRAME_RELATED_P for push insns.
2863 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
2865 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
2867 2008-05-12 Anatoly Sokolov <aesok@post.ru>
2869 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
2870 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
2871 Use 'machine->is_leaf' instead of 'leaf_func_p'.
2873 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
2875 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
2876 (*vec_concatv4sf_sse): This.
2877 (*sse2_concatv2si): Renamed to ...
2878 (*vec_concatv2si_sse2): This.
2879 (*sse1_concatv2si): Renamed to ...
2880 (*vec_concatv2si_sse): This.
2881 (*vec_concatv2di_rex): Renamed to ...
2882 (*vec_concatv2di_rex64): This.
2883 (*vec_concatv2si_sse4_1): New.
2884 (*vec_concatv2di_rex64_sse4_1): Likewise.
2886 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
2888 PR rtl-optimization/36111
2889 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
2890 that was created for swappable operands.
2892 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
2895 * Makefile.in: Substitute GNATMAKE and GNATBIND.
2896 * configure.ac: Add call to ACX_PROG_GNAT.
2898 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
2900 * optc-gen.awk: Fix comment typo.
2902 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2904 * pretty-print.c (pp_integer_with_precision): Use
2905 HOST_LONG_LONG_FORMAT.
2907 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
2909 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
2911 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
2913 * config/i386/i386.c (bdesc_ptest): Removed.
2914 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
2915 (bdesc_args): Add __builtin_ia32_ptestz128,
2916 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
2917 (ix86_init_mmx_sse_builtins): Updated.
2918 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
2919 (ix86_expand_builtin): Updated.
2921 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
2923 * tree-cfg.c (valid_fixed_convert_types_p): New function.
2924 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
2926 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
2928 * value-prof.c (interesting_stringop_to_profile): Do not
2929 return early for BUILT_IN_MEMPCPY.
2931 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
2933 * calls.c (expand_call): Don't use callgraph to increase
2934 preferred_stack_boundary.
2936 * cgraph.h (cgraph_rtl_info): Use unsigned on
2937 preferred_incoming_stack_boundary.
2939 * final.c (rest_of_clean_state): Use unsigned on
2940 preferred_stack_boundary.
2942 2008-05-09 Tom Tromey <tromey@redhat.com>
2944 PR preprocessor/22231:
2945 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
2948 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
2950 PR tree-optimization/36129
2951 * tree-ssa-ccp.c: Include value-prof.h.
2952 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
2953 built-in function was folded to a constant.
2954 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
2956 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
2957 Sebastian Pop <sebastian.pop@amd.com>
2959 * tree-scalar-evolution.c: Document instantiate_scev.
2960 (instantiate_parameters_1): Renamed instantiate_scev_1.
2961 Don't use the same loop for instantiation_loop and evolution_loop.
2962 (instantiate_scev): New.
2963 (instantiate_parameters): Moved...
2964 (resolve_mixers): Update call to instantiate_scev_1 to pass the
2965 same loop twice. Maintains the semantics for this function.
2966 * tree-scalar-evolution.h (instantiate_scev): Declare.
2967 (instantiate_parameters): ...here. Now static inline.
2968 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
2969 instead of resolve_mixers.
2971 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
2973 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
2975 2008-05-09 Tomas Bily <tbily@suse.cz>
2977 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
2978 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
2979 * tree-ssa-structalias.c (get_constraint_for): Likewise.
2980 * c-common.c (c_common_truthvalue_conversion): Likewise.
2981 * tree-object-size.c (compute_object_offset): Likewise.
2982 * tree-inline.c (estimate_num_insns_1): Likewise.
2983 * varasm.c (const_hash_1, compare_constant, copy_constant)
2984 (compute_reloc_for_constant, output_addressed_constants)
2985 (initializer_constant_valid_p): Likewise.
2986 * c-omp.c (check_omp_for_incr_expr): Likewise.
2987 * gimplify.c (gimplify_expr): Likewise.
2988 * c-typeck.c (c_finish_return): Likewise.
2989 * tree-vectorizer.c (supportable_widening_operation)
2990 (supportable_narrowing_operation): Likewise.
2991 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
2992 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
2993 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
2994 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
2995 (descr_info_loc): Likewise.
2996 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
2997 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
2998 (fold_unary): Likewise.
2999 * builtins.c (get_pointer_alignment): Likewise.
3000 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
3001 (instantiate_parameters_1): Likewise.
3002 * tree.c (expr_align, stabilize_reference): Likewise.
3003 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
3004 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
3005 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
3006 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
3007 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
3008 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
3010 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
3011 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
3012 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
3013 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
3014 (forward_propagate_comparison)
3015 (tree_ssa_forward_propagate_single_use_vars): Likewise.
3016 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
3017 * emit-rtl.c (component_ref_for_mem_expr)
3018 (set_mem_attributes_minus_bitpos): Likewise.
3019 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
3020 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
3022 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
3023 (build_function_call, pointer_diff, build_compound_expr)
3024 (c_finish_return): Likewise.
3025 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
3026 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
3028 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
3029 * expr.c (is_aligning_offset): Likewise.
3030 * tree-ssa-alias.c (is_escape_site): Likewise.
3031 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
3032 (check_all_va_list_escapes): Likewise.
3033 * tree-ssa-loop-ivopts.c (determine_base_object)
3034 (determine_common_wider_type): Likewise.
3035 * dojump.c (do_jump): Likewise.
3036 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
3037 * tree-gimple.c (is_gimple_cast): Likewise.
3038 * fold-const.c (decode_field_reference, )
3039 (fold_sign_changed_comparison, fold_unary, fold_comparison)
3040 (fold_binary): Likewise.
3041 * tree-ssa-alias-warnings.c (find_alias_site_helper)
3042 (already_warned_in_frontend_p): Likewise.
3043 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
3044 * tree.c (really_constant_p, get_unwidened): Likewise.
3045 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
3046 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
3047 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
3049 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
3051 (CONVERT_EXPR_P): Define.
3052 (CASE_CONVERT): Define.
3054 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
3057 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
3058 (delete_unmarked_insns): When deleting a call, call
3059 delete_unreachable_blocks.
3060 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
3061 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
3063 2008-05-08 Richard Guenther <rguenther@suse.de>
3065 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
3066 (-ftree-salias): Likewise.
3067 (salias-max-implicit-fields): Remove param documentation.
3068 (salias-max-array-elements): Likewise.
3069 * tree-pass.h (pass_create_structure_vars): Remove.
3070 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
3071 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
3072 * tree-ssa-alias.c (create_structure_vars): Remove.
3073 (gate_structure_vars): Likewise.
3074 (pass_create_structure_vars): Likewise.
3075 (gate_build_alias): Likewise.
3076 (pass_build_alias): Adjust to run always and dump the function.
3077 * common.opt (ftree-salias): Hide.
3078 * passes.c (init_optimization_passes): Remove
3079 pass_create_structure_vars, adjust comment.
3080 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
3081 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
3082 * opts.c (decode_options): Do not set flag_tree_salias.
3083 (common_handle_option): Add OPT_ftree_salias to the backward
3084 compatibility section.
3086 2008-05-08 Richard Guenther <rguenther@suse.de>
3088 * tree-flow-inline.h (var_can_have_subvars): Move ...
3089 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
3090 * tree-flow.h (var_can_have_subvars): Remove.
3091 (push_fields_onto_fieldstack): Remove.
3092 (sort_fieldstack): Likewise.
3093 (struct fieldoff): Move ...
3094 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
3095 alias_set and base_for_components fields.
3096 (sort_fieldstack): Make static.
3097 (push_fields_onto_fieldstack): Likewise. Remove code that
3098 handles anything but RECORD_TYPEs. Remove alias_set and
3099 base_for_components handling.
3100 (create_variable_info_for): Adjust.
3102 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
3104 * common.opt (Wframe-larger-than=): Shorten the help message
3106 * doc/invoke.texi (Wframe-larger-than=): Add more description.
3108 2008-05-08 Rafael Espindola <espindola@google.com>
3110 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
3112 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
3113 trap and that both operands are gimple values.
3114 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
3115 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
3118 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
3120 * read-rtl.c (join_c_conditions): Return the first string if the
3121 two strings are equal.
3123 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
3125 * gensupport.h (pred_data): Add a "num_codes" field.
3126 (add_predicate_code): Declare.
3127 * gensupport.c (add_predicate_code): New function.
3128 (std_pred_table): Add an "allows_const_p" field.
3129 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
3130 Remove the (incomplete) list of such codes from the codes field.
3131 (init_predicate_table): Use add_predicate_code. Add all
3132 RTX_CONST_OBJs if allows_const_p is true.
3133 * genrecog.c (process_define_predicate): Use add_predicate_code.
3135 2008-05-08 David Daney <ddaney@avtrex.com>
3136 Richard Sandiford <rsandifo@nildram.co.uk>
3138 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
3139 special case of constant zero operands.
3140 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
3141 old and new values. Special case constant zero values.
3142 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
3144 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
3145 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
3147 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
3150 * simplify-rtx.c (simplify_plus_minus): Create CONST of
3151 similar RTX_CONST_OBJ before CONST_INT.
3153 2008-05-08 Steve Ellcey <sje@cup.hp.com>
3155 * stmt.c (expand_stack_restore): Change sa mode if needed.
3157 2008-05-08 Richard Guenther <rguenther@suse.de>
3159 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
3160 return type to bool.
3161 (ix86_sol10_return_in_memory): Likewise.
3162 (ix86_i386elf_return_in_memory): Likewise.
3163 (ix86_i386interix_return_in_memory): Likewise.
3164 * config/i386/i386.c (ix86_return_in_memory): Likewise.
3165 (ix86_sol10_return_in_memory): Likewise.
3166 (ix86_i386elf_return_in_memory): Likewise.
3167 (ix86_i386interix_return_in_memory): Likewise.
3169 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
3172 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
3174 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
3175 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
3178 2008-05-08 Richard Guenther <rguenther@suse.de>
3180 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
3181 * tree-data-ref.h (struct dr_alias): Remove subvars field.
3182 (DR_SUBVARS): Remove.
3183 * tree-dfa.c (dump_subvars_for): Remove.
3184 (debug_subvars_for): Likewise.
3185 (dump_variable): Do not dump subvars.
3186 (remove_referenced_var): Do not remove subvars.
3187 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
3188 (lookup_subvars_for_var): Remove.
3189 (get_subvars_for_var): Likewise.
3190 (get_subvars_at): Likewise.
3191 (get_first_overlapping_subvar): Likewise.
3192 (overlap_subvar): Likewise.
3193 * tree-flow.h (subvar_t): Remove.
3194 (struct var_ann_d): Remove subvars field.
3195 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
3196 argument. Remove special handling of SFTs.
3197 (compute_tag_properties): Likewise.
3198 (set_initial_properties): Likewise.
3199 (compute_call_clobbered): Likewise.
3200 (count_mem_refs): Likewise.
3201 (compute_memory_partitions): Likewise.
3202 (compute_flow_insensitive_aliasing): Likewise.
3203 (setup_pointers_and_addressables): Likewise.
3204 (new_type_alias): Likewise.
3205 (struct used_part): Remove.
3206 (used_portions): Likewise.
3207 (struct used_part_map): Likewise.
3208 (used_part_map_eq): Likewise.
3209 (used_part_map_hash): Likewise.
3210 (free_used_part_map): Likewise.
3211 (up_lookup): Likewise.
3212 (up_insert): Likewise.
3213 (get_or_create_used_part_for): Likewise.
3214 (create_sft): Likewise.
3215 (create_overlap_variables_for): Likewise.
3216 (find_used_portions): Likewise.
3217 (create_structure_vars): Likewise.
3218 * tree.def (STRUCT_FIELD_TAG): Remove.
3219 * tree.h (MTAG_P): Adjust.
3220 (struct tree_memory_tag): Remove base_for_components and
3221 unpartitionable flags.
3222 (struct tree_struct_field_tag): Remove.
3223 (SFT_PARENT_VAR): Likewise.
3224 (SFT_OFFSET): Likewise.
3225 (SFT_SIZE): Likewise.
3226 (SFT_NONADDRESSABLE_P): Likewise.
3227 (SFT_ALIAS_SET): Likewise.
3228 (SFT_UNPARTITIONABLE_P): Likewise.
3229 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
3230 (union tree_node): Remove sft field.
3231 * alias.c (get_alias_set): Remove special handling of SFTs.
3232 * print-tree.c (print_node): Remove handling of SFTs.
3233 * tree-dump.c (dequeue_and_dump): Likewise.
3234 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
3235 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
3236 * tree-predcom.c (set_alias_info): Do not set subvars.
3237 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
3238 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
3239 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
3240 (add_vars_for_offset): Remove.
3241 (add_virtual_operand): Remove special handling of SFTs.
3242 (add_call_clobber_ops): Likewise.
3243 (add_call_read_ops): Likewise.
3244 (get_asm_expr_operands): Likewise.
3245 (get_modify_stmt_operands): Likewise.
3246 (get_expr_operands): Likewise.
3247 (add_to_addressable_set): Likewise.
3248 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
3249 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
3250 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
3251 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
3252 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
3253 (tree_node_structure): Likewise.
3254 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
3256 (find_what_p_points_to): Likewise.
3258 2008-05-08 Sa Liu <saliu@de.ibm.com>
3260 * config/spu/spu.md: Fixed subti3 pattern.
3262 2008-05-08 Richard Guenther <rguenther@suse.de>
3265 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
3266 sure to create a representative for trailing arrays for PTA.
3268 2008-05-08 Richard Guenther <rguenther@suse.de>
3271 * fold-const.c (operand_equal_p): Two objects which types
3272 differ in pointerness are not equal.
3274 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
3276 * calls.c (compute_argument_block_size): Add argument tree fndecl.
3277 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
3278 (emit_library_call_value_1): Add new variable fndecl initialized by
3279 NULL_TREE. It should be the decl type of orgfun, but this information
3280 seems not to be available here, so it uses the default calling abi.
3281 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
3282 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
3283 by TARGET_RETURN_IN_MEMORY.
3284 * config/i386/i386-interix.h: Likewise.
3285 * config/i386/i386.h: Likewise.
3286 * config/i386/i386elf.h: Likewise.
3287 * config/i386/ptx4-i.h: Likewise.
3288 * config/i386/sol2-10.h: Likewise.
3289 * config/i386/sysv4.h: Likewise.
3290 * config/i386/vx-common.h: Likewise.
3291 * config/cris/cris.h: Removed #if 0 clause.
3292 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
3293 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
3295 (ix86_sol10_return_in_memory): Likewise.
3296 (ix86_i386elf_return_in_memory): New.
3297 (ix86_i386interix_return_in_memory): New.
3298 * config/mt/mt-protos.h (mt_return_in_memory): New.
3299 * config/mt/mt.c: Likewise.
3300 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3301 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
3302 * config/bfin/bfin.h: Likewise.
3303 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
3305 * config/bfin/bfin.c: Likewise.
3306 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
3307 * config/alpha/unicosmk.h: Likewise.
3308 * config/i386/cygming.h: Likewise.
3309 * config/iq2000/iq2000.h: Likewise.
3310 * config/mips/mips.h: Likewise.
3311 * config/mn10300/mn10300.h: Likewise.
3312 * config/rs6000/rs6000.h: Likewise.
3313 * config/score/score.h: Likewise.
3314 * config/spu/spu.h: Likewise.
3315 * config/v850/v850.h: Likewise.
3316 * defaults.h: Likewise.
3317 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
3318 * expr.c (emit_block_move): Adjust use of
3319 OUTGOING_REG_PARM_STACK_SPACE.
3320 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
3321 OUTGOING_REG_PARM_STACK_SPACE.
3322 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
3324 2008-05-08 Jakub Jelinek <jakub@redhat.com>
3326 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
3327 on OMP_RETURN for OMP_FOR.
3330 * dwarf2out.c (dw_expand_expr, common_check): Removed.
3331 (fortran_common): New function.
3332 (gen_variable_die): Call fortran_common instead of common_check,
3333 adjust for it returning tree instead of rtx. Formatting.
3335 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3339 * see.c (see_copy_insn): Copy new pure const attributes for new call.
3340 * c-decl.c (merge_decls): Ditto.
3341 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
3342 to RTL_CONST_OR_PURE_CALL_P.
3343 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
3344 Initialized DECL_LOOPING_CONST_PURE.
3345 (process_call_operands): Set tree_side_effects properly.
3346 * tree.h (TREE_READONLY_DECL_P): Removed.
3347 (DECL_IS_PURE): Renamed to DECL_PURE_P.
3348 (DECL_LOOPING_OR_CONST_P): New macro.
3349 (struct tree_function_decl): Added looping_const_or_pure_p.
3351 (ECF_LOOPING_OR_CONST_P): New macro.
3352 * rtlanal.c (pure_const_p): Removed.
3353 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
3354 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
3355 to RTL_CONST_CALL_P.
3356 * ipa-pure-const.c (pure_const_state_e): Added looping field.
3357 (check_decl, check_tree, check_call, scan_function): Initialize
3359 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
3360 (static_execute): Set looping true for recursive functions.
3361 Undo setting state to IPA_NEITHER for recursive functions.
3363 * ifcvt.c (noce_can_store_speculate_p): Changed
3364 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
3365 RTL_CONST_OR_PURE_CALL_P.
3366 * dse.c (scan_insn): Ditto.
3367 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
3368 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
3369 RTL_CONST_OR_PURE_CALL_P.
3370 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
3371 pure_call_p to RTL_CONST_CALL_P.
3372 * gimplify.c (gimplify_call_expr): Clear side effects for
3373 non-looping pure and constant calls.
3374 * calls.c (emit_call_1): Set rtl flags from ecf flags.
3375 (flags_from_decl_or_type): Set ecf flags from decl flags.
3376 (initialize_argument_information): Turn off
3377 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
3378 Change const to pure if callee_copies is true rather than just
3380 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
3381 way of marking pure calls.
3382 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
3383 Remove hack that was supposed to fix pr7335 and remove old
3384 way of marking pure calls.
3385 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
3386 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
3387 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
3388 RTL_CONST_OR_PURE_CALL_P.
3389 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
3390 * loop-invariant.c (find_exits, find_invariant_bb): Changed
3391 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
3392 * sched-deps.c (schedule_analyze): Ditto.
3393 * rtl.h (struct rtx_def): Use call field, unchanging field, and
3394 return_val field of calls to represent pure and const function info.
3395 (CONST_OR_PURE_CALL_P): Deleted macro.
3396 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
3397 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
3398 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
3400 * tree-optimize.c (execute_fixup_cfg): Added test for
3401 ECF_LOOPING_CONST_OR_PURE.
3402 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
3404 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
3405 effects for looping pure or const calls.
3406 (verify_gimple_expr): Added verification code.
3407 * config/alpha/alpha.c (alpha_legitimize_address,
3408 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
3410 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
3411 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
3412 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
3413 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
3414 RTL_CONST_OR_PURE_CALL_P.
3415 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
3416 and const calls to be deleted.
3418 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3421 * config/i386/mmx.md (mmx_subv2sf3): New expander.
3422 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
3423 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
3424 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3425 to handle nonimmediate operands.
3426 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
3427 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
3428 to handle nonimmediate operands.
3429 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
3430 (mmx_pmulhrwv4hi3): New expander. Use
3431 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3432 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
3433 (sse2_umulv1siv1di3): New expander. Use
3434 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3435 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
3436 (mmx_eq<mode>3): New expander. Use
3437 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3438 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
3439 (mmx_uavgv8qi3): New expander. Use
3440 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3441 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
3442 (mmx_uavgv4hi3): New expander. Use
3443 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3445 * config/i386/sse.md
3446 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
3447 to handle nonimmediate operands.
3448 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
3449 to handle nonimmediate operands.
3450 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
3451 to handle nonimmediate operands.
3452 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
3453 to handle nonimmediate operands.
3454 (sse2_unpckhpd_exp): New expander. Use
3455 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3456 (sse2_unpcklpd_exp): New expander. Use
3457 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3458 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
3459 to handle nonimmediate operands.
3460 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
3461 to handle nonimmediate operands.
3462 (*sse2_<plusminus_insn><mode>3): Rename from
3463 sse2_<plusminus_insn><mode>3 insn pattern.
3464 (sse2_<plusminus_insn><mode>3): New expander. Use
3465 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3466 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
3467 (sse2_umulv2siv2di3): New expander. Use
3468 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3469 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
3470 (sse4_1_mulv2siv2di3): New expander. Use
3471 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3472 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
3473 (sse2_pmaddwd): New expander. Use
3474 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3475 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
3476 (sse2_eq<mode>3): New expander. Use
3477 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3478 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
3479 (sse4_1_eqv2di3): New expander. Use
3480 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3481 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3482 (sse2_uavgv16qi3): New expander. Use
3483 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3484 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
3485 (sse2_uavgv16qi3): New expander. Use
3486 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3487 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
3488 (sse2_uavgv8hi3): New expander. Use
3489 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3490 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
3491 (ssse3_pmulhrswv8hi3): New expander. Use
3492 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3493 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
3494 (ssse3_pmulhrswv4hi3): New expander. Use
3495 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3497 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
3498 (<sse>_vmmul<mode>3): Ditto.
3499 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
3501 (ssse3_pmaddubsw128): Use register_operand for operand 1.
3502 (ssse3_pmaddubsw): Ditto.
3504 * config/i386/i386.c (struct_builtin_description)
3505 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
3506 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
3507 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
3508 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
3509 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
3510 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
3511 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
3512 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
3513 (ix86_fixup_binary_operands): Assert that src1
3514 and src2 must have the same mode when swapped.
3515 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
3516 and ix86_binary_operator_ok. Do not force operands in registers
3519 2008-05-07 Jan Hubicka <jh@suse.cz>
3521 * cgraph.c (dump_cgraph_node): Update.
3522 * cgraph.h (cgraph_local_info): Break out inline summary.
3523 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
3525 * ipa-inline (inline_summary): New accestor function.
3526 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
3527 cgraph_decide_inlining, compute_inline_parameters): Update.
3528 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
3530 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
3532 Cleanup ColdFire scheduling support and add V4 pipeline model.
3534 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
3535 (define_attr cpu): Add cfv4 value.
3536 (define_attr type, define_attr type1): Merge into a single 'type'
3537 attribute. Update all uses.
3538 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
3539 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
3541 (define_attr opx_mem, define_attr opy_mem): Remove.
3542 (define_attr op_mem): Clean up, update comment.
3543 (define_attr size): Use specific values instead of general int.
3544 (define_attr guess, define_attr split): Remove. Update all uses.
3545 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
3546 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
3547 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
3548 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
3549 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
3550 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
3551 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
3552 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
3553 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
3554 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
3555 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
3556 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
3557 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
3558 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
3559 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
3560 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
3561 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
3562 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
3563 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
3564 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
3565 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
3566 Update or set attributes.
3567 (stack_tie): New fake instruction.
3569 * config/m68k/m68k.h (TUNE_CFV4): New macro.
3570 (m68k_sched_attr_size): Update declaration.
3571 (m68k_sched_attr_type2): Remove.
3572 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
3573 Declare new bypass predicates.
3575 * config/m68k/m68k.c (m68k_sched_issue_rate,
3576 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
3578 (TARGET_SCHED_ISSUE_RATE,
3579 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
3580 (override_options): Handle scheduling for ColdFire V4 core.
3581 (m68k_expand_prologue): Emit stack_tie.
3582 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
3583 'OP_TYPE_FPN'. Update all uses.
3584 (sched_guess_p): Remove.
3585 (sched_address_type): Handle symbolic addresses.
3586 (sched_get_operand): New static function.
3587 (sched_operand_type): Merge into sched_attr_op_type.
3588 (sched_attr_op_type): Handle FP registers, handle quick constants,
3590 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
3591 (m68k_sched_attr_size): Update. Move logic to ...
3592 (sched_get_attr_size_int): New static function.
3593 (sched_get_opxy_mem_type): New static function.
3594 (m68k_sched_attr_op_mem): Update.
3595 (m68k_sched_attr_type2): Remove.
3596 (sched_cfv4_bypass_data): New static variable.
3597 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
3598 (m68k_sched_issue_rate): Implement scheduler hook.
3599 (struct _sched_ib: enabled_p): New field.
3600 (m68k_sched_variable_issue): Update. Handle V4.
3601 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
3602 sched_dump_class_func_t, sched_dump_split_class,
3603 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
3604 sched_dump_dfa_class, m68k_sched_dump): Remove.
3605 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
3607 (m68k_sched_init_global): Remove statisctics dumping, introduce
3608 sanity check that all instructions have pipeline reservations. Handle
3610 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
3611 Handle ColdFire V4 core.
3612 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
3613 New static functions.
3614 (m68k_sched_address_bypass_p): New bypass predicate.
3615 (sched_get_indexed_address_scale): New static function.
3616 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
3618 * cf.md: Update comments.
3619 (define_attr type2): Remove. Use 'type' attribute instead.
3621 (cf_ib): Rename to cfv123_ib. Update all uses.
3622 (cf_oep): Rename to cfv123_oep. Update all uses.
3623 (cf_chr): Rename to cfv123_chr. Update all uses.
3624 (cf_mem): Rename to cfv123_mem. Update all uses.
3625 (cf_mac): Move to more appropriate place.
3626 (cfv123_guess): New automaton and cpu_unit.
3627 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
3628 Update uses of 'size' attribute. Handle before reload scheduling.
3629 (cfv123_guess): New dummy reservation for unhandled instructions.
3630 (cfv4_*): Pipeline description of ColdFire V4 core.
3631 (ignore): New reservation to handle 'ignore' type.
3633 2008-05-07 Ian Lance Taylor <iant@google.com>
3636 * gimplify.c (find_single_pointer_decl_1): Don't look through
3638 (find_single_pointer_decl): Adjust comments.
3640 2008-05-07 Jakub Jelinek <jakub@redhat.com>
3643 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
3644 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
3647 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
3648 integral type rather than floating point, then VIEW_CONVERT_EXPR
3649 to the floating point type.
3651 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
3653 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
3654 TFmode op0 to register.
3656 2008-05-07 Alan Modra <amodra@bigpond.net.au>
3658 * c-decl.c (grokdeclarator): Comment typo.
3660 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
3662 * tree-flow.h: Remove prototype for computed_goto_p.
3663 * tree-cfg.c (computed_goto_p): Make static.
3665 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
3668 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
3669 (contains_aligned_value_p): This. Handle _Decimal128.
3670 (ix86_function_arg_boundary): Only align _Decimal128 to its
3671 natural boundary and handle it properly.
3673 2008-05-06 Martin Jambor <mjambor@suse.cz>
3675 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
3676 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
3677 (ipcp_method_set_orig_node): Removed.
3678 (ipcp_cval_get_cvalue_type): Removed.
3679 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
3680 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
3681 (ipcp_cval_set_cvalue_type): Removed.
3682 (ipcp_cval_get_cvalue): Removed.
3683 (ipcp_cval_set_cvalue): Removed.
3684 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
3685 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
3686 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
3687 (ipcp_cval_meet): Renamed to ipa_lattice_meet
3688 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
3689 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
3690 (ipcp_get_ith_lattice): Changed parameters.
3691 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
3692 (ipcp_lattice_from_jfunc): Changed parameters.
3693 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
3694 (ipcp_method_cval_print): Added temporary variable info.
3695 (ipcp_redirect): Removed already unused local variable caller.
3696 (ipcp_redirect): New temporary variable orig_callee_info
3697 (ipcp_redirect): Removed newly unused local variable callee.
3698 (ipcp_redirect): Removed (a bit confusing) local variable type.
3699 (ipcp_insert_stage): Added local variable info.
3700 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
3702 (ipcp_formal_create): Removed.
3703 (ipcp_method_cval_set): Removed.
3704 (ipcp_propagate_stage): Renamed lattice variables.
3705 (ipcp_method_cval_set_cvalue_type): Removed.
3706 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
3707 (ipcp_print_all_lattices): Changed printed strings to refer to
3708 lattices rather than cvals.
3709 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
3710 (ipcp_propagate_const): Changed formal parameters.
3711 (build_const_val): Changed formal parameters.
3712 (ipcp_insert_stage): Removed useless variable cvalue
3713 (build_const_val): Changed formal parameters.
3714 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
3715 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
3716 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
3717 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
3718 (ipcp_print_func_profile_counts): Changed string from "method" to
3720 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
3721 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
3722 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
3723 (ipcp_structures_print): Renamed to ipcp_print_all_structures
3724 (ipcp_profile_print): Renamed to ipcp_print_profile_data
3725 (ipcp_lat_is_const): Changed parameters and made inline.
3726 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
3727 (ipcp_redirect): Renamed to ipcp_need_redirect_p
3728 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
3729 the predicate condition directly
3730 (ipcp_propagate_stage): Added local variable args. Removed local
3731 variable callee. (Both are mere code simplifications.)
3732 (ipcp_method_dont_insert_const): Renamed to
3733 ipcp_node_not_modifiable_p.
3734 (ipcp_node_not_modifiable_p): Made inline.
3735 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
3736 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
3737 (ipcp_print_all_lattices): Removed variable cvalue
3738 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
3741 2008-05-06 Olivier Hainque <hainque@adacore.com>
3743 * tree-sra.c (try_instantiate_multiple_fields): Early return
3744 if field has POINTER_TYPE.
3746 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
3748 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
3749 by using 'q' specifier for instruction.
3750 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
3752 2008-05-06 Anatoly Sokolov <aesok@post.ru>
3754 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
3755 Change mode of zero_extract from QImode to HImode.
3756 (sign bit tests peepholes): (Ditto.).
3758 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
3760 * config/i386/mmx.md: Remove double backslashes from asm templates.
3761 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
3762 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3763 to handle nonimmediate operands.
3764 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
3765 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
3766 to handle nonimmediate operands.
3767 (*mmx_<code>v2sf3_finite): New insn pattern.
3768 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
3769 (mmx_<code>v2sf3): New expander. Use
3770 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3771 (mmx_<plusminus_insn><mode>3): New expander. Use
3772 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3773 (*mmx_<plusminus_insn><mode>3): New insn pattern.
3774 (mmx_add<mode>3): Removed.
3775 (mmx_ssadd<mode>3): Ditto.
3776 (mmx_usadd<mode>3): Ditto.
3777 (mmx_sub<mode>3): Ditto.
3778 (mmx_sssub<mode>3): Ditto.
3779 (mmx_ussub<mode>3): Ditto.
3780 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
3781 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
3782 to handle nonimmediate operands.
3783 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
3785 (mmx_smulv4hi3_highpart): New expander. Use
3786 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3787 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
3789 (mmx_umulv4hi3_highpart): New expander. Use
3790 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3791 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
3792 (mmx_<code>v4hi3): New expander. Use
3793 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3794 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
3795 (mmx_<code>v8qi3): New expander. Use
3796 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3797 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
3798 (mmx_<code><mode>3): New expander. Use
3799 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
3801 2008-05-05 Jan Hubicka <jh@suse.cz>
3803 PR tree-optimization/36118
3804 * passes.c (pass_init_dump_file): Fix dump header.
3806 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3809 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
3810 VCE for function decls.
3812 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
3814 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
3816 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
3818 * config/i386/i386.md (sat_plusminus): New.
3819 (plusminus_insn): Likewise.
3820 (plusminus_mnemonic): Likewise.
3822 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
3823 (*<addsub><mode>3_cc_overflow): Renamed to ...
3824 (*<plusminus_insn><mode>3_cc_overflow): This.
3825 (*<addsub>si3_zext_cc_overflow): Renamed to ...
3826 (*<plusminus_insn>si3_zext_cc_overflow): This.
3828 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
3829 (<plusminus_insn><mode>3): This.
3830 (*<addsub><mode>3): Renamed to ...
3831 (*<plusminus_insn><mode>3): This.
3832 (<sse>_vm<addsub><mode>3): Renamed to ...
3833 (<sse>_vm<plusminus_insn><mode>3): This.
3834 (sse3_h<addsub>v4sf3): Renamed to ...
3835 (sse3_h<plusminus_insn>v4sf3): This.
3836 (sse3_h<addsub>v2df3): Renamed to ...
3837 (sse3_h<plusminus_insn>v2df3): This.
3838 (<plusminus_insn><mode>3): New.
3839 (*<plusminus_insn><mode>3): Likewise.
3840 (sse2_<plusminus_insn><mode>3): Likewise.
3841 (add<mode>): Removed.
3842 (*add<mode>3): Likewise.
3843 (sse2_ssadd<mode>3): Likewise.
3844 (sse2_usadd<mode>3): Likewise.
3845 (sub<mode>3): Likewise.
3846 (*sub<mode>3): Likewise.
3847 (sse2_sssub<mode>3): Likewise.
3848 (sse2_ussub<mode>3): Likewise.
3850 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
3852 * gthr-single.h: Add in required interface elements as per gthr.h.
3853 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
3854 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
3855 Generalize UNUSED macro.
3856 (__gthread_once): Add.
3857 (__gthread_key_create): Add.
3858 (__gthread_key_delete): Add.
3859 (__gthread_getspecific): Add.
3860 (__gthread_setspecific): Add.
3862 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
3864 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
3865 the same size types for the indirect reference on the rhs, then
3868 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
3870 * config/i386/i386.md
3871 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
3872 one insn template instead of template series.
3873 (*xordi_1_rex64): Ditto.
3874 (*xordi_2_rex64): Ditto.
3876 2008-05-05 Ira Rosen <irar@il.ibm.com>
3878 PR tree-optimization/36119
3879 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
3882 2008-06-04 Jan Hubicka <jh@suse.cz>
3884 tree-optimization/36100
3885 * tree-pass.h (pass_O0_always_inline): Declare.
3886 * ipa-inline.c (inline_transform): Remove dead code.
3887 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
3888 pass_O0_always_inline): New.
3889 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
3891 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
3893 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
3894 mnemonic in this_param move for TARGET_64BIT.
3896 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
3898 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
3899 (*strmovsi_rex_1): Ditto.
3900 (*strsetsi_1): Ditto.
3901 (*strsetsi_rex_1): Ditto.
3903 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
3904 adddicc expanders using SWI mode iterator.
3906 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
3909 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
3912 2008-05-04 David S. Miller <davem@davemloft.net>
3914 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
3915 (sparc*-*-linux*): Use linux.h in tm_file.
3916 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
3917 compiler defaulting to 32-bit.
3918 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
3920 * config/sparc/linux.h: Remove definitions now obtained
3921 properly from linux.h
3922 * config/sparc/linux64.h: Likewise.
3923 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
3924 don't want this setting for 32-bit builds in a biarch compiler.
3925 * doc/install.texi: Add sparc-linux to list of targets
3926 supporting --enable-targets=all.
3928 2008-05-03 Andrew Pinski <pinskia@gmail.com>
3930 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
3932 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
3934 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
3935 after V4SI_FTYPE_V8HI.
3936 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
3937 case V4SI_FTYPE_V2DF.
3939 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
3941 * doc/invoke.texi (max-flow-memory-locations): Removed.
3942 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
3944 2008-05-03 Richard Guenther <rguenther@suse.de>
3947 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
3949 2008-05-02 David S. Miller <davem@davemloft.net>
3951 * config.gcc (need_64bit_hwint): Document libcpp dependency.
3953 2008-05-02 Simon Baldwin <simonb@google.com>
3956 * c-common.h (warn_array_subscript_range): Removed.
3957 * c-common.c (warn_array_subscript_range): Ditto.
3958 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
3959 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
3961 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
3963 * config/i386/i386.c (ix86_special_builtin_type): New.
3964 (bdesc_special_args): Likewise.
3965 (ix86_expand_special_args_builtin): Likewise.
3966 (ix86_init_mmx_sse_builtins): Updated.
3967 (ix86_expand_builtin): Updated.
3968 (ix86_expand_store_builtin): Removed.
3969 (ix86_expand_unop_builtin): Likewise.
3971 * config/i386/mm3dnow.h (__v2sf): Moved to ...
3972 * config/i386/mmintrin.h (__v2sf): Here.
3974 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
3976 (_mm_loadl_pi): Likewise.
3977 (_mm_storeh_pi): Replace __v2si with __v2sf.
3978 (_mm_storel_pi): Likewise.
3980 * doc/extend.texi: Correct __builtin_ia32_loadhps,
3981 __builtin_ia32_loadlps, __builtin_ia32_storehps,
3982 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
3983 __builtin_ia32_loadlpd.
3985 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
3987 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
3988 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
3989 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
3990 (ix86_init_mmx_sse_builtins): Updated.
3991 (ix86_expand_args_builtin): Likewise.
3992 (ix86_expand_builtin): Likewise.
3993 (ix86_expand_unop1_builtin): Renamed to ...
3994 (ix86_expand_unop_vec_merge_builtin): This.
3996 2008-05-01 Jan Hubicka <jh@suse.cz>
3999 * ipa-inline.c (inline_generate_summary): Make static.
4000 (inline_transform): Do not call inlining at -O0; make static.
4001 * passes.c (execute_todo): Add sanity check.
4002 (execute_one_ipa_transform_pass): Execute proper flags.
4004 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
4006 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
4007 (DECL_NONADDRESSABLE_P): Likewise.
4008 * alias.c (record_component_aliases): Fix comment.
4010 2008-05-01 Simon Baldwin <simonb@google.com>
4012 * c-common.h (warn_array_subscript_range): New function.
4013 * c-common.c (warn_array_subscript_range): Ditto.
4014 * tree-vrp.c (check_array_ref): Corrected code to agree with
4015 comment, ignoring only arrays of size 0 or size 1.
4016 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
4018 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4020 * config/i386/i386.c (ix86_builtin_type): Replace
4021 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
4022 (bdesc_args): Updated.
4023 (ix86_init_mmx_sse_builtins): Likewise.
4024 (ix86_expand_args_builtin): Likewise.
4026 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
4029 * doc/extend.texi: Correct __builtin_ia32_palignr.
4031 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4034 * config/i386/i386.c (bdesc_crc32): Removed.
4035 (ix86_expand_crc32): Likewise.
4036 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
4037 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
4038 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
4039 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
4040 UINT_FTYPE_UINT_UCHAR.
4041 (bdesc_args): Updated. Add crc32 builtins.
4042 (ix86_init_mmx_sse_builtins): Updated.
4043 (ix86_expand_args_builtin): Updated to support subreg.
4045 * doc/extend.texi: Correct __builtin_ia32_crc32di.
4047 2008-05-01 Jan Hubicka <jh@suse.cz>
4049 * tree-pass.h (opt_pass): Add IPA_PASS.
4050 (varpool_node, cgraph_node): Forward declare.
4051 (ipa_opt_pass): Define.
4052 (pass_ipa_inline): Turn into ipa_opt_pass.
4053 (pass_apply_inline): Remove.
4054 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
4055 (apply_inline): Turn into ....
4056 (inline_transform): ... this one.
4057 (inline_generate_summary): New function.
4058 (pass_apply_inline): Remove.
4059 * function.h (ipa_opt_pass): Forward declare structure; typedef;
4061 (struct function): Add ipa_transforms_to_apply.
4062 * passes.c (register_one_dump_file): Work on IPA_PASS.
4063 (init_optimization_passes): Remove pass_inline_parameters and
4065 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
4066 (execute_one_pass) ... here; apply transforms when possible.
4067 (add_ipa_transform_pass, execute_ipa_summary_asses,
4068 execute_one_ipa_transform_pass): New.
4069 (execute_ipa_pass_list): Update for IPA_PASS type.
4071 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4073 * config/i386/i386.c (ix86_builtin_type): Add
4074 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
4075 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
4076 (bdesc_args): Add SSE4a builtins.
4077 (ix86_init_mmx_sse_builtins): Updated.
4078 (ix86_expand_args_builtin): Likewise.
4079 (ix86_expand_builtin): Likewise.
4081 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
4083 * config/i386/i386.c (ix86_builtin_type): Add
4084 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
4085 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
4086 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
4087 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
4088 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
4089 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
4090 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
4091 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
4092 and DI_FTYPE_DI_DI_INT.
4093 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
4094 (ix86_init_mmx_sse_builtins): Updated.
4095 (ix86_expand_args_builtin): Likewise.
4096 (ix86_expand_builtin): Likewise.
4097 (ix86_expand_binop_imm_builtin): Removed.
4099 * doc/extend.texi: Correct __builtin_ia32_palignr128.
4101 2008-04-30 Richard Guenther <rguenther@suse.de>
4103 PR tree-optimization/32921
4104 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
4106 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
4108 * config/arm/arm.c (arm_unwind_emit): Use
4109 crtl->all_throwers_are_sibcalls instead of
4110 cfun->all_throwers_are_sibcalls.
4111 (arm_output_fn_unwind): Likewise.
4112 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
4113 instead of cfun->uses_pic_offset_table.
4114 (frv_expand_prologue): Likewise.
4115 (frv_frame_pointer_required): Likewise.
4116 (frv_expand_fdpic_call): Likewise.
4117 (frv_emit_movsi): Likewise.
4118 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
4119 cfun->returns_pcc_struct instead of
4120 current_function_returns_pcc_struct.
4121 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
4122 instead of cfun->calls_eh_return.
4123 (m32c_pushm_popm): Likewise.
4124 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
4125 "extern" declaration.
4127 2008-04-30 Richard Guenther <rguenther@suse.de>
4129 PR tree-optimization/21636
4130 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
4132 (evaluate_stmt): Print the likely value.
4133 (ccp_visit_stmt): Avoid excessive vertical spacing.
4135 2008-04-30 Rafael Espindola <espindola@google.com>
4137 * builtins.c (fold_call_expr): Return realret.
4138 * tree-ssa-threadedge.c
4139 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
4140 __builtin_object_size.
4142 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
4144 * gcc.c (wrapper_string): New variable.
4145 (insert_wrapper): New function.
4146 (execute): New option -wrapper.
4147 * doc/invoke.texi (Overall Options): New driver option -wrapper.
4149 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
4151 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
4152 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
4153 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
4155 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
4156 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
4157 config/rs6000/e500crtres64gprctr.asm,
4158 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
4159 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
4160 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
4161 config/rs6000/e500crtsav64gprctr.asm,
4162 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
4163 config/rs6000/e500crtsavg64gprctr.asm: New files.
4164 * config/rs6000/t-ppccomm: Add build rules for new files.
4165 (LIB2FUNCS_STATIC_EXTRA): Add new files.
4166 * config/rs6000/t-netbsd: Add build rules for new files.
4167 (LIB2FUNCS_STATIC_EXTRA): New variable.
4168 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
4169 (CRTSAVRES_DEFAULT_SPEC): Likewise.
4170 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
4172 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
4174 * config/i386/i386.c (ix86_builtin_type): Add
4175 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
4176 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
4177 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
4178 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
4179 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
4180 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
4181 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
4182 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
4183 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
4184 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
4185 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
4186 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
4187 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
4188 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
4189 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
4190 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
4191 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
4192 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
4193 V1DI_FTYPE_V2SI_V2SI.
4194 (bdesc_2arg): Moved to ...
4196 (ix86_init_mmx_sse_builtins): Updated.
4197 (ix86_expand_args_builtin): Updated. Take a pointer
4198 to const struct builtin_description. Handle comparison
4200 (ix86_expand_sse_compare): Take a new argument for swapping operands.
4201 (ix86_expand_builtin): Updated.
4203 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
4204 (ssse3_pmaddubsw128): This.
4205 (ssse3_pmaddubswv4hi3): Renamed to ...
4206 (ssse3_pmaddubsw): This.
4208 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
4209 (__builtin_ia32_packssdw128): Likewise.
4210 (__builtin_ia32_packuswb128): Likewise.
4211 (__builtin_ia32_pmaddubsw): Likewise.
4212 (__builtin_ia32_pmaddubsw128): Likewise.
4214 2008-04-30 Richard Guenther <rguenther@suse.de>
4216 PR tree-optimization/14847
4217 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
4218 (recognize_bits_test): Use it.
4219 (recognize_single_bit_test): Likewise.
4221 2008-04-30 Martin Jambor <mjambor@suse.cz>
4223 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
4224 instead of setting number of formal parameters to zero.
4225 (ipcp_init_stage): Do not set the number of actual parameters to zero
4227 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
4228 which are called with variable number of arguments.
4229 (ipcp_insert_stage): Explicitely skipping all nodes which are
4230 called with variable number of arguments.
4231 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
4232 number of parameters.
4234 * ipa-prop.h (struct ipa_node_params): Added flag
4235 called_with_var_arguments
4236 (ipa_set_param_count): Added. Changed sole setter to use it.
4237 (ipa_get_param_count): Added. All readers of param_count
4238 converted to use it instead.
4239 (ipa_set_called_with_variable_arg): Added.
4240 (ipa_is_called_with_var_arguments): Added.
4241 (ipa_get_ith_param): Added. All readers of param_decls converted
4243 (ipa_set_cs_argument_count): Added, sole writer to argument_count
4245 (ipa_get_cs_argument_count): Added, all readers of argument_count
4247 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
4250 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
4251 (struct ipcp_lattice): Renamed cval_type to type
4252 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
4254 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
4255 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
4256 (ipcp_insert_stage): Changed the type of variable cvalue to tree
4257 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
4258 (build_const_val): Changed the type of parameter cvalue to tree
4259 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
4260 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
4262 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
4265 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
4266 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
4267 (ipa_add_method): Renamed to ipa_push_func_to_list
4268 (ipa_remove_method): Renamed to ipa_pop_func_from_list
4269 (ipa_callsite_param_count): Removed.
4270 (ipa_callsite_param_count_set): Removed.
4271 (ipa_callsite_param): Removed.
4272 (ipa_callsite_callee): Removed.
4273 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
4274 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
4275 (ipa_method_formal_count): Removed.
4276 (ipa_method_formal_count_set): Removed.
4277 (ipa_method_get_tree): Removed.
4278 (ipa_method_tree_map_create): Removed.
4279 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
4280 (ipa_create_param_decls_array): Creates the array itself
4281 (ipa_create_param_decls_array): Temporary variable info instead of
4283 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
4284 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
4285 (get_type): Removed.
4286 (ipa_jf_get_info_type): Removed.
4287 (ipa_node_create): Renamed to ipa_create_node_params
4288 (ipa_free): Renamed to ipa_free_all_node_params
4289 (ipa_nodes_create): Renamed to ipa_create_all_node_params
4290 (ipa_edges_create): Renamed to ipa_create_all_edge_args
4291 (ipa_edges_free): Renamed to ipa_free_all_edge_args
4292 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
4293 (ipa_free_all_node_params): Deallocation to jump_functions moved to
4294 ipa_free_all_edge_args
4295 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
4296 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
4297 (ipa_create_methodlist_node): Removed.
4298 (ipa_methodlist_method): Removed.
4299 (ipa_methodlist_method_set): Removed.
4300 (ipa_methodlist_next_method): Removed.
4301 (ipa_methodlist_next_method_set): Removed.
4302 (ipa_method_is_modified): Removed.
4303 (ipa_method_modify_create): Removed.
4304 (ipa_method_modify_init): Temporary variable info instead of a few
4306 (ipa_detect_param_modifications): Temporary variable info instead of
4308 (ipa_compute_jump_functions): Temporary variable info instead of
4310 (ipa_method_modify_set): Removed.
4311 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
4312 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
4313 than craph_node as the first parameter.
4314 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
4315 (ipa_method_modify_init): Removed.
4316 (ipa_compute_jump_functions): Added a temp variable instead of
4317 repeatadly dereferencing the cgraph_edge.aux pointer
4318 (ipa_callsite_param_set_type): Removed.
4319 (ipa_compute_jump_functions): i renamed to index and moved to
4321 (ipa_callsite_param_set_info_type_formal): Removed.
4322 (ipa_callsite_param_set_info_type): Removed.
4323 (ipa_callsite_param_map_create): Removed.
4324 (ipa_callsite_tree): Removed.
4325 (ipa_callsite_caller): Removed.
4326 (ipa_pop_func_from_list): return_method removed to return_func
4328 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
4329 prefixed all values with IPA_. Changed all users.
4330 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
4331 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
4332 and FORMAL_IPATYPE IPA_PASS_THROUGH.
4333 (union parameter_info): Renamed to jump_func_value.
4334 (union jump_func_value): Renamed value to constant
4335 (struct ipa_jump_func): Renamed info_type to value
4336 (struct ipa_node): Renamed to ipa_node_params
4337 (struct ipa_node_params): Renamed ipa_arg_num to param_count
4338 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
4339 (struct ipa_node_params): Renamed ipa_mod to modified_flags
4340 (struct ipa_edge): Renamed to ipa_edge_args
4341 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
4342 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
4343 (struct ipa_methodlist): Renamed to ipa_func_list
4344 (struct ipa_func_list): method_p renamed to node, next_method
4346 (ipa_methodlist_p): Removed, switched all users to struct pointer
4347 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
4349 2008-04-30 Alan Modra <amodra@bigpond.net.au>
4351 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
4352 (rs6000_emit_epilogue): Use backchain to restore only when we
4353 have a large frame. Make use of frame pointer to restore if we
4354 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
4356 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
4358 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
4359 Add mode to zero_extract.
4360 (sign bit tests peepholes): (Ditto.).
4362 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
4364 * config/i386/i386.c (ix86_builtins): Replace Prescott New
4365 Instructions in comments with SSE3.
4366 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
4367 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
4368 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
4369 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
4370 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
4371 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
4372 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
4373 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
4374 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
4375 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
4376 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
4377 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
4378 (bdesc_sse_args): Renamed to ...
4379 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
4380 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
4381 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
4383 (bdesc_1arg): Moved to ...
4385 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
4386 Instructions in comments with SSE3.
4387 (ix86_expand_sse_operands_builtin): Renamed to ...
4388 (ix86_expand_args_builtin): This. Updated.
4389 (ix86_expand_unop1_builtin): Update comments.
4390 (ix86_expand_builtin): Updated.
4392 2008-04-29 Richard Guenther <rguenther@suse.de>
4394 PR tree-optimization/36078
4395 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
4396 Update virtual SSA form after cleaning up the CFG.
4398 2008-04-29 Richard Guenther <rguenther@suse.de>
4401 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
4403 2008-04-29 Richard Guenther <rguenther@suse.de>
4405 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
4406 (compute_may_aliases): Do not call finalize_ref_all_pointers.
4407 (compute_flow_insensitive_aliasing): Do not treat
4408 PTR_IS_REF_ALL pointers special.
4409 (get_smt_for): Likewise.
4410 (may_alias_p): Re-structure.
4411 (is_escape_site): A ref-all pointer conversion is not an escape site.
4412 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
4413 PTR_IS_REF_ALL pointers special.
4414 * tree-ssa-structalias.h (struct alias_info): Remove
4415 ref_all_symbol_mem_tag field.
4416 (PTR_IS_REF_ALL): Remove.
4418 2008-04-29 Richard Guenther <rguenther@suse.de>
4421 * fold-const.c (extract_muldiv_1): In combining division constants
4422 make sure to never overflow.
4424 2008-04-29 Nick Clifton <nickc@redhat.com>
4426 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
4428 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4431 * optc-gen.awk: Work around HP-UX/IA awk bug.
4433 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
4435 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
4438 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4441 * config/i386/i386.md
4442 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
4443 Change operand 1 predicate to nonimmediate_operand.
4445 2008-04-28 Jakub Jelinek <jakub@redhat.com>
4448 * dwarf2out.c (struct die_struct): Mark as chain_circular through
4450 * gengtype.c (walk_type, write_func_for_structure): Handle
4452 * doc/gty.texi: Document chain_circular.
4454 2008-04-28 Richard Guenther <rguenther@suse.de>
4456 PR tree-optimization/36066
4457 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
4460 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
4463 * config/i386/i386.md
4464 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
4465 Use match_scratch instead of match_operand for operands 3 and 4.
4467 2008-04-27 Richard Guenther <rguenther@suse.de>
4469 PR tree-optimization/18754
4470 PR tree-optimization/34223
4471 * tree-pass.h (pass_complete_unrolli): Declare.
4472 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
4473 loop size before and after unconditionally of UL_NO_GROWTH in effect.
4474 Rewrite loop into loop closed SSA form if it is not already.
4475 (tree_unroll_loops_completely): Re-structure to iterate over
4476 innermost loops with intermediate CFG cleanups.
4477 Unroll outermost loops only if requested or the code does not grow
4479 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
4480 loops are available.
4481 (tree_vectorize): Instead do so here.
4482 (tree_complete_unroll): Also unroll outermost loops.
4483 (tree_complete_unroll_inner): New function.
4484 (gate_tree_complete_unroll_inner): Likewise.
4485 (pass_complete_unrolli): New pass.
4486 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
4487 uses outside of the loop.
4488 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
4489 form if it is available.
4490 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
4491 * passes.c (init_optimization_passes): Schedule complete inner
4492 loop unrolling pass before the first CCP pass after final inlining.
4494 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
4496 * targhooks.h (default_emutls_var_fields,
4497 default_emutls_var_init): Declare.
4498 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
4499 * target.h (struct gcc_target): Add struct emutls member.
4500 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
4501 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
4502 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
4503 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
4504 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
4505 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
4506 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
4507 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
4508 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
4509 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
4510 emit debug information.
4511 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
4512 * varasm.c: Include targhooks.h.
4513 (emutls_object_section, emutls_tmpl_section): New.
4514 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
4515 (EMUTLS_SEPARATOR): New.
4517 (get_emutls_object_name): New.
4518 (default_emutls_var_fields): New, broken out of ...
4519 (get_emutls_object_type): ... here. Adjust to use target hooks.
4520 (get_emutls_init_templ_addr): Adjust to use target hooks.
4521 (emutls_decl): Adjust to use target hooks.
4522 (emutls_finish): Likewise.
4523 (default_emutls_var_init): New, broken out of ...
4524 (assemble_variable): ... here. Adjust to use target hooks.
4525 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
4527 * c-common.c (handle_section_attribute): Prevent overriding
4528 sections for emulated tls with special sections.
4529 * config/i386/i386.c (x86_64_elf_select_section): Add
4530 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
4531 (x86_64_elf_unique_section): Likewise.
4532 * config/vxworks.c: Include tree.h.
4533 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
4534 (vxworks_override_options): Set TLS scheme.
4535 * doc/tm.texi (Emulated TLS): New node.
4537 2008-04-26 Simon Baldwin <simonb@google.com>
4540 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
4541 with propagated string constants.
4543 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
4545 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
4546 constraint for operand 2 when operand 0 is memory operand.
4547 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
4548 operand 0 is memory operand.
4549 (fix_trunc<mode>_i387_with_temp): Ditto.
4550 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
4551 operand 2 when operand 1 is memory operand.
4552 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
4553 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
4554 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
4555 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
4556 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
4557 operands 2,3 and 4 when operand 1 is memory operand.
4558 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
4560 (fistdi2_floor_with_temp): Ditto.
4561 (fist<mode>2_floor_with_temp): Ditto.
4562 (fistdi2_ceil_with_temp): Ditto.
4563 (fist<mode>2_ceil_with_temp): Ditto.
4564 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
4566 2008-04-26 David Daney <ddaney@avtrex.com>
4568 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
4570 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
4571 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
4572 UNSPEC_UPDATE_GOT_VERSION): Renumber.
4573 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
4574 (compare_and_swap_12): New insn.
4575 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
4576 * config/mips/mips.c (mips_force_binary): New function.
4577 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
4578 (mips_expand_compare_and_swap_12): New function.
4579 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
4581 2008-04-25 Jan Hubicka <jh@suse.cz>
4584 * cfgexpand.c (pass_expand): Turn into RTL pass.
4585 * passes.c (execute_one_pass): Do pass typechecking after execution.
4586 * tree-pass.h (pass_expand): Turn into RTL pass.
4588 * function.h (struct rtl_data): Move here fields
4589 accesses_prior_frames, calls_eh_return, saves_all_registers,
4590 has_nonlocal_goto, has_asm_statement, is_thunk,
4591 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
4592 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
4593 arg_pointer_save_area_init from struct function; turn into bool.
4594 (struct function): Move
4595 calls_eh_return, saves_all_registers, has_nonlocal_goto,
4596 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
4597 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
4598 tail_call_emit, arg_pointer_save_area_init
4599 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
4600 (current_function_returns_struct, current_function_returns_pcc_struct,
4601 current_function_calls_setjmp, current_function_calls_alloca,
4602 current_function_accesses_prior_frames,
4603 current_function_calls_eh_return, current_function_is_thunk,
4604 current_function_stdarg, current_function_profile,
4605 current_function_limit_stack, current_function_uses_pic_offset_table,
4606 current_function_uses_const_pool, current_function_has_nonlocal_label,
4607 current_function_saves_all_registers,
4608 current_function_has_nonlocal_goto,
4609 current_function_has_asm_statement): Remove accesor macros.
4610 * ra-conflict.c (global_conflicts): Update.
4611 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
4612 (suitable_for_tail_call_opt_p): Update.
4613 * builtins.c (expand_builtin_return_addr): Update.
4614 (expand_builtin_setjmp_setup): Update.
4615 (expand_builtin_nonlocal_goto): Update.
4616 * final.c (final_start_function): Update.
4617 (profile_function): Update.
4618 (leaf_function_p): Update.
4619 (only_leaf_regs_used): Update.
4620 * df-scan.c (df_get_exit_block_use_set): Update.
4621 * dojump.c (clear_pending_stack_adjust): Update.
4622 * tree-stdarg.c (gate_optimize_stdarg): Update.
4623 * gimple-low.c (lower_function_body): Update.
4624 * global.c (compute_regsets): Update.
4625 (global_alloc): Update.
4626 * dwarf2out.c (dwarf2out_begin_prologue): Update.
4627 * expr.c (expand_assignment): Update.
4628 * dse.c (dse_step0): Update.
4629 (dse_step1): Update.
4630 * c-decl.c (store_parm_decls): Update.
4631 * local-alloc.c (combine_regs): Update.
4632 (find_free_reg): Update.
4633 * function.c (assign_parms_augmented_arg_list): Update.
4634 (assign_parm_find_data_types): Update.
4635 (assign_parms): Update.
4636 (allocate_struct_function): Update.
4637 (expand_function_start): Update.
4638 (expand_function_end): Update.
4639 (get_arg_pointer_save_area): Update.
4640 (thread_prologue_and_epilogue_insns): Update.
4641 (rest_of_match_asm_constraints): Update.
4642 * stor-layout.c (variable_size): Update.
4643 * gcse.c (gcse_main): Update.
4644 (bypass_jumps): Update.
4645 * gimplify.c (gimplify_function_tree): Update.
4646 * calls.c (emit_call_1): Update.
4647 (expand_call): Update.
4648 * bt-load.c (compute_defs_uses_and_gen): Update.
4649 * except.c (sjlj_assign_call_site_values): Update.
4650 (sjlj_emit_function_enter): Update.
4651 (can_throw_external): Update.
4652 (set_nothrow_function_flags): Update.
4653 (expand_builtin_unwind_init): Update.
4654 (expand_eh_return): Update.
4655 (convert_to_eh_region_ranges): Update.
4656 (output_function_exception_table): Update.
4657 * emit-rtl.c (gen_tmp_stack_mem): Update.
4658 * cfgexpand.c (expand_used_vars): Update.
4659 (tree_expand_cfg): Update.
4660 * cfgcleanup.c (rest_of_handle_jump): Update.
4661 * explow.c (allocate_dynamic_stack_space): Update.
4662 * varasm.c (assemble_start_function): Update.
4663 (force_const_mem): Update.
4664 (mark_constant_pool): Update.
4665 * tree-optimize.c (tree_rest_of_compilation): Update.
4666 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
4667 * tree-cfg.c (notice_special_calls): Update.
4668 (is_ctrl_altering_stmt): Update.
4669 (tree_can_make_abnormal_goto): Update.
4670 (tree_purge_dead_abnormal_call_edges): Update.
4671 * config/alpha/predicates.md: Update.
4672 * config/alpha/alpha.c (alpha_sa_mask): Update.
4673 (alpha_sa_size): Update.
4674 (alpha_does_function_need_gp): Update.
4675 (alpha_expand_prologue): Update.
4676 (alpha_start_function): Update.
4677 (alpha_output_function_end_prologue): Update.
4678 (alpha_expand_epilogue): Update.
4679 * config/frv/frv.c (frv_stack_info): Update.
4680 (frv_expand_epilogue): Update.
4681 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
4682 (s390_register_info): Update.
4683 (s390_frame_info): Update.
4684 (s390_init_frame_layout): Update.
4685 (s390_can_eliminate): Update.
4686 (save_gprs): Update.
4687 * config/spu/spu.c (spu_split_immediate): Update.
4688 (need_to_save_reg): Update.
4689 (spu_expand_prologue): Update.
4690 (spu_expand_epilogue): Update.
4691 * config/sparc/sparc.md: Update.
4692 * config/sparc/sparc.c (eligible_for_return_delay): Update.
4693 (sparc_tls_got): Update.
4694 (legitimize_pic_address): Update.
4695 (sparc_emit_call_insn): Update.
4696 (sparc_expand_prologue): Update.
4697 (output_return): Update.
4698 (print_operand): Update.
4699 (sparc_function_ok_for_sibcall): Update.
4700 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
4701 * config/m32r/m32r.md: Update.
4702 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
4703 (m32r_compute_frame_size): Update.
4704 (m32r_expand_prologue): Update.
4705 (m32r_expand_epilogue): Update.
4706 (m32r_legitimize_pic_address): Update.
4707 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
4708 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
4709 * config/i386/i386.c (ix86_frame_pointer_required): Update.
4711 (ix86_save_reg): Update.
4712 (ix86_compute_frame_layout): Update.
4713 (ix86_expand_prologue): Update.
4714 (ix86_expand_epilogue): Update.
4715 * config/sh/sh.c (output_stack_adjust): Update.
4716 (calc_live_regs): Update.
4717 (sh5_schedule_saves): Update.
4718 (sh_expand_prologue): Update.
4719 (sh_expand_epilogue): Update.
4720 (sh_setup_incoming_varargs): Update.
4721 (sh_allocate_initial_value): Update.
4722 (sh_get_pr_initial_val): Update.
4723 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
4724 * config/sh/sh.md (label:): Update.
4725 * config/avr/avr.c (out_movhi_mr_r): Update.
4726 * config/crx/crx.h (enum): Update.
4727 * config/xtensa/xtensa.h (along): Update.
4728 * config/stormy16/stormy16.c Update.
4729 (xstormy16_compute_stack_layout): Update.
4730 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
4731 (fr30_expand_prologue): Update.
4732 * config/cris/cris.c (cris_conditional_register_usage): Update.
4733 (cris_reg_saved_in_regsave_area): Update.
4734 (cris_initial_frame_pointer_offset): Update.
4735 (cris_simple_epilogue): Update.
4736 (cris_expand_prologue): Update.
4737 (cris_expand_epilogue): Update.
4738 (cris_expand_pic_call_address): Update.
4739 (cris_asm_output_symbol_ref): Update.
4740 (cris_asm_output_label_ref): Update.
4741 * config/cris/cris.md Update.
4742 * config/iq2000/iq2000.c (compute_frame_size): Update.
4743 (iq2000_expand_epilogue): Update.
4744 * config/mt/mt.h (save_direction): Update.
4745 * config/mn10300/mn10300.c (mn10300_function_value): Update.
4746 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
4747 (ia64_secondary_reload_class): Update.
4748 * config/m68k/m68k.c (m68k_save_reg): Update.
4749 (m68k_expand_prologue): Update.
4750 (m68k_expand_epilogue): Update.
4751 (legitimize_pic_address): Update.
4752 * config/rs6000/rs6000.c (rs6000_got_register): Update.
4753 (first_reg_to_save): Update.
4754 (first_altivec_reg_to_save): Update.
4755 (compute_vrsave_mask): Update.
4756 (compute_save_world_info): Update.
4757 (rs6000_stack_info): Update.
4758 (spe_func_has_64bit_regs_p): Update.
4759 (rs6000_ra_ever_killed): Update.
4760 (rs6000_emit_eh_reg_restore): Update.
4761 (rs6000_emit_allocate_stack): Update.
4762 (rs6000_emit_prologue): Update.
4763 (rs6000_emit_epilogue): Update.
4764 (rs6000_output_function_epilogue): Update.
4765 (output_profile_hook): Update.
4766 (rs6000_elf_declare_function_name): Update.
4767 * config/rs6000/rs6000.h (rs6000_args): Update.
4768 * config/rs6000/rs6000.md: Update.
4769 * config/mcore/mcore.c (mcore_expand_prolog): Update.
4770 * config/arc/arc.c (arc_output_function_epilogue): Update.
4771 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
4772 * config/darwin.c (machopic_function_base_name): Update.
4773 * config/score/score3.c (score3_compute_frame_size): Update.
4776 (score3_epilogue): Update.
4777 * config/score/score7.c (score7_compute_frame_size): Update.
4778 (score7_prologue): Update.
4779 (score7_epilogue): Update.
4780 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
4781 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
4782 * config/arm/arm.c (use_return_insn): Update.
4783 (require_pic_register): Update.
4784 (arm_load_pic_register): Update.
4785 (arm_compute_save_reg0_reg12_mask): Update.
4786 (arm_compute_save_reg_mask): Update.
4787 (thumb1_compute_save_reg_mask): Update.
4788 (output_return_instruction): Update.
4789 (arm_output_function_prologue): Update.
4790 (arm_output_epilogue): Update.
4791 (arm_get_frame_offsets): Update.
4792 (arm_expand_prologue): Update.
4793 (thumb_pushpop): Update.
4794 (thumb_exit): Update.
4795 (thumb1_expand_prologue): Update.
4796 (thumb1_expand_epilogue): Update.
4797 (arm_unwind_emit): Update.
4798 (arm_output_fn_unwind): Update.
4799 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
4800 * config/arm/arm.md: Update.
4801 * config/pa/pa.md: Update.
4802 * config/pa/pa.c (legitimize_pic_address): Update.
4803 (compute_frame_size): Update.
4804 (hppa_expand_prologue): Update.
4805 (hppa_expand_epilogue): Update.
4806 (borx_reg_operand): Update.
4807 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
4808 (HARD_REGNO_RENAME_OK): Update.
4809 * config/mips/mips.c (mips_global_pointer): Update.
4810 (mips_save_reg_p): Update.
4811 (mips_compute_frame_info): Update.
4812 (mips_frame_pointer_required): Update.
4813 (mips_expand_prologue): Update.
4814 (mips_expand_epilogue): Update.
4815 (mips_can_use_return_insn): Update.
4816 (mips_reorg_process_insns): Update.
4817 * config/v850/v850.c (compute_register_save_size): Update.
4818 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
4819 * config/mmix/mmix.c (along): Update.
4820 (mmix_expand_epilogue): Update.
4821 * config/bfin/bfin.c (legitimize_pic_address): Update.
4822 (must_save_p): Update.
4823 (stack_frame_needed_p): Update.
4824 (add_to_reg): Update.
4825 (bfin_expand_prologue): Update.
4826 * stmt.c (expand_asm_operands): Update.
4827 * reload1.c (reload): Update.
4828 (init_elim_table): Update.
4830 2008-04-25 Bob Wilson <bob.wilson@acm.org>
4832 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
4834 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
4836 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
4837 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
4838 (mov<mode>): Removed.
4839 (*movv4sf_internal): Likewise.
4840 (*movv2df_internal): Likewise.
4842 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
4844 * config.gcc (crx-*-elf): Remove deprecation.
4846 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
4848 * config/i386/cygming-crtend.c (register_frame_ctor): Register
4849 __gcc_deregister_frame with atexit.
4850 (deregister_frame_dtor): Remove.
4852 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
4853 Nathan Sidwell <nathan@codesourcery.com>
4855 * config/rs6000/rs6000.opt (mspe): Remove Var property.
4857 * config/rs6000/rs6000.h (rs6000_spe): Declare.
4858 (rs6000_isel): Likewise.
4859 * config/rs6000/rs6000.c (rs6000_spe): New variable.
4860 (rs6000_isel): New variable.
4861 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
4863 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4866 * c-common.c (handle_vector_size_attribute): Call
4867 lang_hooks.types.reconstruct_complex_type instead of
4868 reconstruct_complex_type.
4869 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
4870 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
4871 * langhooks.h (struct lang_hooks_for_types): Add
4872 reconstruct_complex_type hook.
4873 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
4874 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
4876 2008-04-24 Richard Guenther <rguenther@suse.de>
4878 * c-common.h (check_builtin_function_arguments): Declare.
4879 * c-common.c (validate_nargs): New function.
4880 (check_builtin_function_arguments): Likewise.
4881 * c-typeck.c (build_function_call): Call
4882 check_builtin_function_arguments.
4883 * builtins.c (fold_builtin_classify): Remove error reporting code.
4884 (fold_builtin_unordered_cmp): Likewise.
4885 (fold_builtin_1): Likewise.
4886 (fold_builtin_n): Likewise.
4888 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4890 PR tree-optimization/36008
4891 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
4892 the original op1, rather than delta by step.
4894 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
4895 Sebastian Pop <sebastian.pop@amd.com>
4897 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
4898 eliminate_local_variables_stmt, eliminate_local_variables,
4899 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
4900 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
4901 of code delimited by two edges in the CFG.
4902 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
4903 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
4904 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
4905 the case of parallelisation of reductions.
4906 (expr_invariant_in_region_p): New.
4908 * tree-flow.h (gather_blocks_in_sese_region): Declared.
4909 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
4911 2008-04-24 Ira Rosen <irar@il.ibm.com>
4912 Richard Guenther <rguenther@suse.de>
4914 PR tree-optimization/36034
4915 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
4916 incapable of dealing with loads with gaps.
4918 2008-04-24 Rafael Espindola <espindola@google.com>
4920 * tree-flow.h (vrp_evaluate_conditional): Change signature.
4921 * tree-ssa-propagate.c (fold_predicate_in): Update call to
4922 vrp_evaluate_conditional.
4923 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
4924 (vrp_evaluate_conditional): Split the cond argument.
4925 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
4926 (simplify_stmt_for_jump_threading): Update call to
4927 vrp_evaluate_conditional.
4929 2008-04-24 Ira Rosen <irar@il.ibm.com>
4931 PR tree-optimization/35982
4932 * tree-vect-analyze.c (vect_check_interleaving): Check that the
4933 interleaved data-refs are of the same type.
4935 2008-04-24 Danny Smith <dannysmith@users.net>
4937 * c-format.c (check_format_info_main): Use strncmp rather than a
4938 magic prefix to handle multichar length specs.
4939 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
4940 Don't prefix "I64" and "I32" with '\0'.
4942 2008-04-24 Jakub Jelinek <jakub@redhat.com>
4945 * config/i386/i386.c (init_cumulative_args): Don't pass anything
4946 in registers for -m32 only if stdarg_p (fntype).
4948 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
4950 PR rtl-optimization/36006
4951 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
4952 temp to op0 in order to avoid invalid rtx sharing.
4954 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
4956 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
4957 check TREE_INVARIANT.
4958 * tree-gimple.c (is_gimple_address): New.
4959 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
4960 * tree-gimple.h (is_gimple_address): New.
4961 * tree.h (decl_address_invariant_p): New.
4962 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
4963 (build_string): Likewise.
4964 (decl_address_invariant_p): New, from is_gimple_invariant_address.
4965 (tree_invariant_p_1): Likewise.
4966 (save_expr): Use it.
4967 (tree_invariant_p): New.
4968 (skip_simple_arithmetic): Use it.
4969 (stabilize_reference_1): Use it.
4970 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
4972 (build1_stat): Drop code to compute TREE_INVARIANT.
4973 (build2_stat): Drop code to compute TREE_INVARIANT.
4974 (build3_stat): Drop code to compute TREE_INVARIANT.
4975 (build4_stat): Drop code to compute TREE_INVARIANT.
4976 (build5_stat): Drop code to compute TREE_INVARIANT.
4977 (build7_stat): Drop code to compute TREE_INVARIANT.
4978 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
4979 * tree.h (struct tree_base): Remove invariant_flag.
4980 (TREE_INVARIANT): Remove.
4981 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
4982 (fold_builtin_expect): Check TREE_CONSTANT.
4983 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
4984 * c-tree.h (c_expr_to_decl): Drop third parameter.
4985 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
4986 (build_c_cast): Don't set TREE_INVARIANT.
4987 (pop_init_level): Don't set TREE_INVARIANT.
4988 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
4989 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
4991 (gimplify_init_constructor): Don't set TREE_INVARIANT.
4992 (gimplify_addr_expr): Adjust comment.
4993 * tree-mudflap.c (mf_build_string):
4994 * print-tree.c (print_node): Don't print TREE_INVARIANT.
4995 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
4996 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
4997 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
4998 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
4999 * langhooks.h (struct lang_hooks): Drop third parameter from
5002 2008-04-23 Richard Guenther <rguenther@suse.de>
5004 PR tree-optimization/27799
5005 PR tree-optimization/32921
5006 PR tree-optimization/32624
5007 * tree-ssa-structalias.c (merge_smts_into): Only merge the
5008 SMTs aliases and the tag itself into the solution.
5009 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
5010 merge the points-to solution back into the SMT aliases.
5011 (may_alias_p): Use alias_set_subset_of instead of
5012 aliases_conflict_p. A pointer which points to
5013 memory with alias set zero may access any variable.
5015 2008-04-23 Richard Guenther <rguenther@suse.de>
5017 * alias.c (alias_set_subset_of): Correctly handle asking
5018 if zero is a subset of an alias set with zero child.
5019 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
5020 (compute_flow_insensitive_aliasing): Correctly walk all
5021 pointers. Do not unnecessarily union sets.
5023 2008-04-23 Richard Guenther <rguenther@suse.de>
5026 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
5028 2008-04-22 Tomas Bily <tbily@suse.cz>
5030 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
5032 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
5034 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
5035 * tree-ssa-structalias.c (get_constraint_for): Likewise.
5036 * tree-inline.c (estimate_num_insns_1): Likewise.
5037 * varasm.c (const_hash_1, compare_constant, copy_constant)
5038 (compute_reloc_for_constant, output_addressed_constants): Likewise.
5039 * emit-rtl.c (component_ref_for_mem_expr)
5040 (set_mem_attributes_minus_bitpos): Likewise.
5041 * expr.c (highest_pow2_factor, expand_expr_real_1, )
5042 (is_aligning_offset): Likewise.
5043 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
5044 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
5045 * dojump.c (do_jump): Likewise.
5046 * builtins.c (get_pointer_alignment, get_memory_rtx)
5047 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
5048 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
5050 2008-04-23 Jakub Jelinek <jakub@redhat.com>
5052 PR rtl-optimization/36017
5053 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
5054 expanding the library call.
5056 2008-04-22 Ian Lance Taylor <iant@google.com>
5058 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
5061 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
5063 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
5064 of LR/CTR moves for Power6.
5066 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
5069 * passes.c (init_optimization_passes): Remove
5070 pass_fast_rtl_byte_dce.
5072 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
5075 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
5076 builtin functions to generate faster code.
5077 (_mm_cvtpu16_ps): Ditto.
5078 (_mm_cvtpi32x2_ps): Ditto.
5080 2008-04-22 Nick Clifton <nickc@redhat.com>
5082 * common.opt (ftree-loop-distribution): Add Optimization
5085 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
5086 (frv_expand_builtin_va_start): Likewise.
5088 * config/arm/arm.c (thumb_find_work_register): Fix location of
5089 argument register count.
5091 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5093 Support scheduling for ColdFire V1 and V3 microarchitecture.
5094 Improve scheduling of multiplication instructions.
5096 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
5097 (mac): New instruction attribute.
5098 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
5099 (m68k_sched_mac): New variable.
5100 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
5101 Handle cfv1 and cfv3.
5102 (max_insn_size): New static variable.
5103 (struct _sched_ib): New type.
5104 (sched_ib): New static variable.
5105 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
5106 to fields of 'struct _sched_ib sched_ib'. Update all uses.
5107 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
5109 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
5110 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
5111 new variables. Update.
5112 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
5113 Add modeling of cfv3 instruction buffer. Update.
5114 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
5115 * config/m68k/m68k.h (TUNE_CFV3): New macro.
5116 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
5117 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
5118 a particular reservation applies to.
5119 (type2): Reorganize attribute values. Rename alu to alu_reg,
5120 alu_l to alu, move_l to omove. Join move to alu. Split mul
5122 (cf_ib_*): Simplify description of instruction buffer.
5123 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
5124 (cf_mem): Split into cf_mem1 and cf_mem2.
5125 (cf_v2_move_??): Rename to cfv12_alu_??.
5126 (cf_v2_move_l_??): Rename to cfv12_omove_??.
5127 (cf_v2_mul_??): Remove reservations.
5128 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
5129 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
5130 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
5132 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
5133 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
5134 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
5135 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
5136 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
5137 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
5138 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
5139 expansions of the above reservations for instructions of sizes
5142 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
5144 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
5146 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
5148 * coverage.c: Include tree-pass.h.
5149 (coverage_counter_alloc): Print da_file_name to the dump file.
5151 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
5153 * sbitmap.c (sbitmap_range_empty_p): New function.
5154 * sbitmap.h (sbitmap_range_empty_p): New function.
5155 * bitmap.h: Now includes obstack.h.
5157 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
5158 Kenneth Zadeck <zadeck@naturalbridge.com>
5160 * dbgcnt.def (ra_byte_scan): Added.
5161 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
5162 when the last hit happens for a counter.
5163 * timevar.def (TV_DF_BYTE_LR): New variable.
5164 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
5165 * passes.c (pass_fast_rtl_byte_dce): New pass.
5166 * fwprop.c (update_df): Added mode to call df_ref_create.
5167 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
5168 DF_REF_EXTRACT_OFFSET.
5169 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
5170 DF_BYTE_LR_OUT, df_byte_lr): New macro.
5172 (df_ref_extract): Added mode field.
5173 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
5174 DF_REF_EXTRACT_OFFSET.
5175 (DF_REF_EXTRACT_MODE): New macro.
5176 (df_byte_lr_bb_info): New structure.
5177 (df_print_byte_regset, df_compute_accessed_bytes,
5178 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
5179 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
5180 df_byte_lr_simulate_uses,
5181 df_byte_lr_simulate_artificial_refs_at_top,
5182 df_byte_lr_simulate_artificial_refs_at_end,
5183 df_compute_accessed_bytes): New function.
5184 (df_ref_create): Add parameter.
5185 (df_byte_lr_get_bb_info): New inline function.
5186 * df-scan.c (df_ref_record, df_uses_record,
5187 df_ref_create_structure): Added mode parameter.
5188 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
5189 df_defs_record, df_uses_record, df_get_conditional_uses,
5190 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
5191 df_entry_block_defs_collect, df_exit_block_uses_collect):
5192 Added mode parameter to calls to df_ref_record, df_uses_record,
5193 df_ref_create_structure.
5194 (df_ref_equal_p, df_ref_compare): Added test for modes.
5195 (df_ref_create_structure): Added code to set mode. Renamed
5196 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
5197 DF_REF_EXTRACT_OFFSET.
5198 * df-core.c (df_print_byte_regset): New function.
5199 * df-byte-scan.c: New file.
5200 * df-problems.c (df_rd_transfer_function): Removed unnecessary
5201 calls to BITMAP_FREE.
5202 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
5203 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
5204 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
5205 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
5206 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
5207 df_byte_lr_local_compute, df_byte_lr_init,
5208 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
5209 df_byte_lr_transfer_function, df_byte_lr_free,
5210 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
5211 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
5212 df_byte_lr_simulate_uses,
5213 df_byte_lr_simulate_artificial_refs_at_top,
5214 df_byte_lr_simulate_artificial_refs_at_end): New function.
5215 * dce.c (byte_dce_process_block): New function.
5216 (dce_process_block): au is now passed in rather than computed
5217 locally. Changed loops that look at artificial defs to not look
5218 for conditional or partial ones, because there never are any.
5219 (fast_dce): Now is able to drive byte_dce_process_block or
5220 dce_process_block depending on the kind of dce being done.
5221 (rest_of_handle_fast_dce): Add parameter to fast_dce.
5222 (rest_of_handle_fast_byte_dce): New function.
5223 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
5224 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
5226 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
5229 * gcc.h: Added fortran options that take arguments to
5230 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
5233 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
5235 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
5236 scalarization if on the LHS and not a full access.
5238 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5240 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
5242 2008-04-18 Rafael Espindola <espindola@google.com>
5244 * tree-vrp.c (find_case_label_index): Fix the binary search.
5245 (find_case_label_range): New.
5246 (vrp_visit_switch_stmt): Use find_case_label_range.
5247 (simplify_switch_using_ranges): Use find_case_label_range.
5249 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
5251 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
5252 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
5254 2008-04-18 Tom Tromey <tromey@redhat.com>
5257 * doc/cpp.texi (Implementation-defined behavior): Mention
5260 2008-04-18 Ian Lance Taylor <iant@google.com>
5262 * fold-const.c (pointer_may_wrap_p): New static function.
5263 (fold_comparison): Add another test for pointer overflow. Use
5264 pointer_may_wrap_p to disable some false positives.
5266 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
5268 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
5269 (fname_as_string): Match updated cpp_interpret_string prototype.
5270 (fix_string_type): Support char16_t* and char32_t*.
5271 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
5272 derivative) nodes. Register as builtin if C++0x.
5273 (c_parse_error): Support CPP_CHAR{16,32}.
5274 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
5275 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
5276 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
5277 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
5278 CTI_CHAR32_ARRAY_TYPE>: New elements.
5279 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
5280 char32_type_node, signed_char32_type_node, char16_array_type_node,
5281 char32_array_type_node): New defines.
5282 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
5283 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
5284 (lex_string): Support CPP_STRING{16,32}, match updated
5285 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
5286 (lex_charconst): Support CPP_CHAR{16,32}.
5287 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
5288 and CPP_STRING{16,32}.
5290 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
5293 * aclocal.m4: Regenerate.
5294 * configure: Regenerate.
5296 2008-04-18 Jan Hubicka <jh@suse.cz>
5298 * except.c (dw2_size_of_call_site_table,
5299 sjlj_size_of_call_site_table): Use vector API for call_site_record.
5301 * cgraphbuild.c (build_cgraph_edges): Update.
5302 * tree-pass.h: Update comment.
5303 * final.c (leaf_function_p): Update.
5304 (leaf_renumber_regs): Update.
5305 (rest_of_clean_state): Update.
5306 * omp-low.c (expand_omp_parallel): Update.
5307 * ipa-reference.c (analyze_function): Update.
5308 * reorg.c (find_end_label): Update.
5309 (optimize_skip): Update.
5310 (fill_simple_delay_slots): Update.
5311 (fill_simple_delay_slots): Update.
5312 (make_return_insns): Update.
5313 (dbr_schedule): Update.
5314 * gimple-low.c (record_vars_into): Update.
5315 * cfgbuild.c (make_edges): Update.
5316 * function.c (assign_stack_local): Update.
5317 (assign_parm_adjust_stack_rtl): Update.
5318 (locate_and_pad_parm): Update.
5319 (allocate_struct_function): Do not initialize stack_alignment_needed
5320 and preferred_stack_boundary here.
5321 (stack_protect_prologue): Update.
5322 (stack_protect_epilogue): Update.
5323 (expand_function_start): Initialize stack_alignment_needed,
5324 preferred_stack_boundary and max_jumptable_ents.
5325 (expand_function_end): Update.
5326 (free_after_compilation): Do not NULLify epilogue_delay_list.
5327 * function.h (struct rtl_data): Add stack_protect_guard,
5328 stack_alignment_needed,
5329 preferred_stack_boundary, epilogue_delay_list.
5330 (struct function): Remove value_histograms, stack_alignment_needed,
5331 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
5333 unexpanded_var_list, stack_protect_guard.
5334 (current_function_epilogue_delay_list): Remove.
5335 * ipa-type-escape.c (analyze_function): Update.
5336 * gimplify.c (pop_gimplify_context): Update comment.
5337 * calls.c (expand_call): Update.
5338 (emit_library_call_value_1): Update.
5339 * except.c (set_nothrow_function_flags): Update.
5340 * cfgexpand.c (get_decl_align_unit): Update.
5341 (create_stack_guard): Update.
5342 (estimated_stack_frame_size): Update.
5343 (expand_used_vars): Update.
5344 (tree_expand_cfg): Free histogram earliers, init expansion variables.
5345 * explow.c (allocate_dynamic_stack_space): Update.
5346 * tree-ssa-live.c (remove_unused_locals): Update.
5347 * varasm.c (mark_constant_pool): Update.
5348 * tree-inline.c (remap_decls): Update.
5349 (initialize_cfun): Update.
5350 (declare_return_variable): Update.
5351 (inline_forbidden_p): Update.
5352 (expand_call_inline): Update.
5353 (declare_inline_vars): Update.
5354 (tree_function_versioning): Update.
5355 * tree-flow.h (value_histograms): New.
5356 (VALUE_HISTOGRAMS): New macro.
5357 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
5359 * tree-cfg.c (set_bb_for_stmt): Update.
5360 (replace_by_duplicate_decl): Update.
5361 (move_block_to_fn): Update.
5362 (new_label_mapper): Update.
5363 (dump_function_to_file): Update.
5364 * ipa-struct-reorg.c (build_data_structure): Update.
5365 * cfgrtl.c (print_rtl_with_bb): Update.
5366 * reload1.c (reload): Update.
5368 * config/i386/i386.c (setup_incoming_varargs_64,
5369 ix86_compute_frame_layout): Update.
5370 * config/arc/arc.c (arc_output_function_epilogue): Update.
5372 2008-04-18 Marius Strobl <marius@FreeBSD.org>
5374 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
5375 for FreeBSD as well.
5376 * gthr-posix95.h: Likewise.
5378 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
5380 PR rtl-optimization/35838
5381 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
5382 out the byte offset of the first subreg.
5384 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
5386 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
5387 to split_ti instead of three separate calls with single member arrays.
5388 (subti3 splitter): Ditto.
5389 (adddi3 splitter): Ditto with split_di.
5390 (subdi3 splitter): Ditto.
5391 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
5392 two separate calls with single member arrays. Swap match_dup
5393 operands 1 and 2 to better fit into the array.
5394 (negdi2 splitter): Ditto with split_di.
5395 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
5396 two separate calls with single member arrays. Swap match_dup operands
5397 6 and 7 to better fit into the array.
5399 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
5401 * config/i386/i386.c (sse_builtin_type): New.
5402 (bdesc_sse_args): Likewise.
5403 (bdesc_sse_3arg): Removed.
5404 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5405 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
5406 IX86_BUILTIN_ROUNDPS.
5407 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
5408 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
5409 IX86_BUILTIN_ROUNDPS.
5410 (ix86_expand_sse_4_operands_builtin): Removed.
5411 (ix86_expand_sse_operands_builtin): New.
5412 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
5413 and CODE_FOR_sse4_1_roundps.
5414 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
5415 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
5417 2008-04-17 Alan Modra <amodra@bigpond.net.au>
5420 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
5421 regs before frame pop when needed. If use_backchain_to_restore_sp
5422 then load backchain into a temp reg to restore vr and vrsave. Add
5423 code to restore vr after frame pop if possible.
5425 2008-04-17 Richard Guenther <rguenther@suse.de>
5427 * tree-vn.c (expressions_equal_p): Do not check type
5428 equality or compatibility before calling operand_equal_p.
5429 * fold-const.c (operand_equal_p): Check equivalence of
5430 integer constants before bailing out due to signedness or
5431 precision differences.
5432 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
5433 spurious differences in type qualification. Ignore types
5434 for COMPONENT_REFs at all.
5436 2008-04-17 Christian Bruel <christian.bruel@st.com>
5438 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
5439 msw_skip comparison.
5441 2008-04-16 Jakub Jelinek <jakub@redhat.com>
5444 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
5447 PR tree-optimization/35899
5448 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
5449 rather than TREE_OPERAND.
5451 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
5454 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
5455 temporary registers. Change operand predicate to general_operand.
5456 (remainderxf3): Ditto.
5458 2008-04-16 Richard Guenther <rguenther@suse.de>
5460 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
5461 * tree-affine.c (aff_combination_expand): Look through some
5464 2008-04-15 Doug Kwan <dougkwan@google.com>
5466 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
5468 * tree-pretty-print.c (dump_generic_node): Ditto.
5469 * final.c (output_addr_const): Ditto.
5470 * dwarf2out.c (output_cfi): Ditto.
5471 * c-pretty-print.c (pp_c_integer_constant): Ditto.
5472 * print-rtl.c (print_rtx): Ditto.
5473 * print-tree.c (print_node_brief, print_node): Ditto.
5474 * c-common.c (match_case_to_enum_1): Ditto.
5475 * sched-vis.c (print_value): Ditto.
5476 * config/i386/i386.c (print_operand): Cast to long unsigned int
5479 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
5480 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
5481 MS Windows VirtualProtect function.
5483 2008-04-15 Jan Hubicka <jh@suse.cz>
5485 * gengtype.c (write_root): Param_is argument is OK.
5486 * expr.c (expand_expr_real_1): Update call of get_exception_*.
5487 * function.h: Include varray.h
5488 (rtl_eh): New stucture based on except.c one.
5489 (call_site_record): New forward declaration and vector type.
5490 * calls.c (emit_call_1): Do not call
5491 note_current_region_may_contain_throw.
5492 * except.c (eh_status): Remove cur_region, try_region since they are
5494 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
5495 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
5496 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
5497 Remove call_site_data_used, call_site_data_size.
5498 Turn call_site_record into vector in function.h.
5499 (note_current_region_may_contain_throw): Remove.
5500 (get_exception_pointer, get_exception_filter): Do not take struct
5501 function argument; update.
5502 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
5503 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
5504 build_post_landing_pads, dw2_build_landing_pads,
5505 sjlj_assign_call_site_values, sjlj_mark_call_sites,
5506 sjlj_emit_function_enter, sjlj_emit_function_enter,
5507 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
5508 sjlj_build_landing_pads, finish_eh_generation,
5509 remove_exception_handler_label, remove_eh_handler,
5510 maybe_remove_eh_handler, add_reachable_handler,
5511 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
5512 add_action_record, collect_one_action_chain, add_call_site,
5513 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
5514 sjlj_output_call_site_table, output_function_exception_table,
5515 * except.h (note_current_region_may_contain_throw): Remove
5516 (get_exception_pointer, get_exception_filter): Do not take struct
5518 * Makefile.in (GTFILES): Put varargs before struct function.
5520 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
5522 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
5523 punt for STRING_CST.
5524 (get_constraint_for): Deal with STRING_CST here instead.
5526 2008-04-15 Richard Guenther <rguenther@suse.de>
5528 * tree-ssa-propagate.c (substitute_and_fold): Substitute
5529 statements in a basic-block with a backward walk. Do not
5530 substitute into dead statements but instead remove those.
5532 2008-04-15 Richard Guenther <rguenther@suse.de>
5534 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
5535 to zero, thus disable creation of SFTs.
5537 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
5539 * tree-predcom.c (suitable_reference_p): Return false if the
5540 reference can throw.
5542 2008-04-15 Jakub Jelinek <jakub@redhat.com>
5545 * c-decl.c (finish_decl): If extern or static var has variable
5546 size, set TREE_TYPE (decl) to error_mark_node.
5548 2008-04-15 Rafael Espindola <espindola@google.com>
5550 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
5553 2008-04-15 Richard Guenther <rguenther@suse.de>
5555 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
5556 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
5557 (visit_reference_op_load): Do walk vuse-vdef chains on
5558 vn_reference_lookup.
5559 (visit_reference_op_store): But do not here.
5560 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
5561 vn_reference_lookup.
5562 (vn_lookup_with_vuses): But do so here.
5564 2008-04-14 Ian Lance Taylor <iant@google.com>
5566 * fold-const.c (fold_overflow_warning): Remove assertion.
5568 2008-04-15 Ben Elliston <bje@au.ibm.com>
5570 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
5571 temp1 local variables.
5573 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
5576 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
5577 ".text.unlikely" section as executable.
5579 2008-04-14 James E. Wilson <wilson@tuliptree.org>
5581 * config/ia64/ia64.c (rtx_needs_barrier): Handle
5582 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
5583 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
5584 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
5585 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
5586 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
5587 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
5589 2008-04-14 Ian Lance Taylor <iant@google.com>
5591 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
5592 * fold-const.c (fold_comparison): If appropriate, test
5593 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
5594 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
5595 reassociating a pointer type.
5596 * doc/invoke.texi (Optimize Options): Document that
5597 -fstrict-overflow applies to pointer wraparound.
5599 2008-04-13 Jan Hubicka <jh@suse.cz>
5601 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
5603 2008-04-12 Andrew Pinski <pinskia@gmail.com>
5605 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
5606 we are going to "save the world".
5608 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
5610 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
5611 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
5612 operand 0 constraint, not "=".
5614 2008-04-11 James E. Wilson <wilson@tuliptree.org>
5616 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
5618 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
5620 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
5621 of size of positions_needed * CHAR_BIT.
5623 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
5626 * dse.c (store_info): Change positions_needed to unsigned
5628 (lowpart_bitmask): New.
5629 (record_store): Cast to unsigned HOST_WIDE_INT for
5630 positions_needed. Assert width <= size of positions_needed *
5631 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
5632 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
5633 lowpart_bitmask to set mask.
5635 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
5637 * config/bfin/constraints.md: New file.
5638 * config/bfin/bfin.md: Include it.
5639 (adddi3): Use satisfies_constraint functions instead of the old macros.
5640 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
5641 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
5642 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
5643 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
5644 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
5645 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
5646 EXTRA_CONSTRAINT): Delete.
5647 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
5648 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
5650 * config/bfin/bfin.c: Include "tm-constrs.h".
5651 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
5652 Use satisfies_constraint functions instead of the old macros.
5653 * doc/md.texi (Blackfin Constraints): Update file name reference.
5655 2008-04-11 Richard Guenther <rguenther@suse.de>
5657 PR tree-optimization/35869
5658 * tree-vrp.c (execute_vrp): Move switch statement update after
5659 jump threading. Schedule another cfg cleanup run.
5661 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
5664 * attribs.c (decl_attributes): Return early on errorneous node.
5666 2008-04-10 Oleg Ryjkov <olegr@google.com>
5668 * tree.h (struct tree_base): Added a new flag default_def_flag.
5669 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
5671 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
5673 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
5675 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5678 * pa.md: Define mode iterator P. Define mode attribute dwc.
5679 (dcacheflush): Update pattern to use iterator P and attribute dwc.
5680 (icacheflush): Likewise.
5681 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
5682 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
5684 2008-04-11 Ben Elliston <bje@au.ibm.com>
5686 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
5688 2008-04-10 Rafael Espindola <espindola@google.com>
5690 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
5691 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
5692 (extract_range_from_expr): The same.
5694 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
5696 * config/mips/mips.md (GPR2): New mode iterator.
5698 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
5699 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
5700 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
5701 Rewrite these to take two modes, the mode of comparison and the
5702 mode of the destination.
5703 * config/mips/mips.c (mips_expand_scc): Instead of having
5704 paradoxical subreg as destination, expand "narrowing" scc if mode
5705 of comparison is SI and target is requested in DI mode.
5706 (mips_emit_int_order_test): Update comment. Make mode of
5707 comparison match CMP0 rather than TARGET. When creating inverse
5708 target use mode of TARGET.
5710 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
5712 * gcov-dump.c (tag_summary): Only print summaries for the first
5713 GCOV_COUNTERS_SUMMABLE counters.
5715 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
5717 * config/i386/i386.md (absneg): New code iterator.
5718 (absnegprefix): New code attribute.
5719 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
5720 patterns using absneg code iterator.
5721 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
5722 using absneg code iterator.
5723 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
5724 *neg<mode>2 patterns using absneg code iterator.
5725 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
5726 *negextendsfdf2 patterns using absneg code iterator.
5727 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
5728 *negextendsfxf2 patterns using absneg code iterator.
5729 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
5730 *negextendsfdf2 patterns using absneg code iterator.
5731 * config/i386/sse.md (<code><mode>2): Macroize expander from
5732 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
5734 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
5736 * config/s390/s390.h: Remove the remains of the recent search
5737 & replace action of current_function_outgoing_args_size.
5739 2008-04-10 Ira Rosen <irar@il.ibm.com>
5741 PR tree-optimization/35821
5742 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
5743 NEW_STMT_LIST is not NULL.
5745 2008-04-09 David Edelsohn <edelsohn@gnu.org>
5748 * toplev.c (process_options): Remove -ffunction-sections debugging
5751 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
5753 PR middle-end/PR28690
5754 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
5755 than gen_rtx_fmt_ee to perform more canonicalizations.
5757 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5760 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
5762 2008-04-09 Richard Guenther <rguenther@suse.de>
5764 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
5765 (dump_function_to_file): Dump function arguments with types.
5767 2008-04-08 Richard Guenther <rguenther@suse.de>
5769 * fold-const.c (fold_widened_comparison): Do not allow
5770 sign-changes that change the result.
5772 2008-04-08 Janis Johnson <janis187@us.ibm.com>
5775 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
5776 kinds of indirect references.
5778 2008-04-08 David Edelsohn <edelsohn@gnu.org>
5780 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
5781 GNU Fortran language string.
5783 2008-04-08 Rafael Espindola <espindola@google.com>
5785 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
5786 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
5787 * tree.h (tree_call_nonnegative_warnv_p): New.
5789 2008-04-08 Jan Hubicka <jh@suse.cz>
5791 * function.c (free_after_compilation): Clear out regno_reg_rtx
5794 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
5797 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
5799 PR middle-end/PR28690
5800 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
5801 same precedence as REG_POINTER and MEM_POINTER operands.
5803 2008-04-08 Richard Guenther <rguenther@suse.de>
5806 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
5807 for adding index to base.
5809 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
5811 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
5812 (MINGW_ENABLE_EXECUTE_STACK): New.
5813 (IN_LIBGCC2): For libgcc include windows.h file for
5814 function declarations.
5816 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
5818 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
5819 and tem2 if tem1 is not a REG or MULT.
5821 2008-04-08 Jan Hubicka <jh@suse.cz>
5823 * function.h (incomming_args): Break out of struct function.
5824 (function_subsections): Break out of struct function.
5825 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
5826 return_rtx and hard_reg_initial_vals from struct function.
5827 Kill inl_max_label_num.
5828 (current_function_pops_args, current_function_args_info,
5829 current_function_args_size, current_function_args_size,
5830 current_function_pretend_args_size,
5831 current_function_outgoing_args_size,
5832 current_function_internal_arg_pointer, current_function_return_rtx):
5833 Kill compatibility accestor macros.
5834 * builtins.c (expand_builtin_apply_args_1): Update.
5835 (expand_builtin_next_arg): Update.
5836 * df-scan.c (df_get_call_refs): Update.
5837 * dbxout.c (dbxout_function_end): Update.
5838 * dwarf2out.c (dwarf2out_switch_text_section): Update.
5839 (output_line_info): Update.
5840 (secname_for_decl): Update.
5841 (dwarf2out_var_location): Update.
5842 * function.c (free_after_compilation): Update.
5843 (assign_parm_find_stack_rtl): Update.
5844 (assign_parms): Update.
5845 (expand_dummy_function_end): Update.
5846 (expand_function_end): Update.
5847 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
5848 (expand_call): Update.
5849 (emit_library_call_value_1): Update.
5850 (store_one_arg): Update.
5851 * varasm.c (initialize_cold_section_name): Update.
5852 (unlikely_text_section): Update.
5853 (unlikely_text_section_p): Update.
5854 (assemble_start_function): Update.
5855 (assemble_end_function): Update.
5856 (default_section_type_flags): Update.
5857 (switch_to_section): Update.
5858 * integrate.c (set_decl_abstract_flags): Update.
5859 (get_hard_reg_initial_val): Update.
5860 (has_hard_reg_initial_val): Update.
5861 (allocate_initial_values): Update.
5862 * resource.c (init_resource_info): Update.
5863 * config/alpha/alpha.c (NUM_ARGS): Update.
5864 (direct_return): Update.
5865 (alpha_va_start): Update.
5866 (alpha_sa_size): Update.
5867 (alpha_initial_elimination_offset): Update.
5868 (alpha_expand_prologue): Update.
5869 (alpha_start_function): Update.
5870 (alpha_expand_epilogue): Update.
5871 (unicosmk_initial_elimination_offset):
5872 * config/alpha/alpha.md (call expander): Update.
5873 * config/s390/s390.c (s390_register_info): Update.
5874 (s390_register_info): Update.
5875 (s390_frame_info): Update.
5876 (s390_initial_elimination_offset): Update.
5877 (s390_build_builtin_va_list): Update.
5878 (s390_va_start): Update.
5879 * config/spu/spu.c (direct_return): Update.
5880 (spu_expand_prologue): Update.
5881 (spu_initial_elimination_offset): Update.
5882 (spu_build_builtin_va_list): Update.
5883 (spu_va_start): Update.
5884 * config/sparc/sparc.c (sparc_init_modes): Update.
5885 (sparc_compute_frame_size): Update.
5886 (function_value): Update.
5887 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
5888 * config/i386/i386.md (return expander): Update.
5889 * config/i386/i386.c (ix86_va_start): Update.
5890 (ix86_can_use_return_insn_p): Update.
5891 (ix86_compute_frame_layout): Update.
5892 (ix86_expand_epilogue): Update.
5893 * config/sh/sh.c (output_stack_adjust): Update.
5894 (calc_live_regs): Update.
5895 (sh_expand_prologue): Update.
5896 (sh_builtin_saveregs): Update.
5897 (sh_va_start): Update.
5898 (initial_elimination_offset): Update.
5899 (sh_allocate_initial_value): Update.
5900 (sh_function_ok_for_sibcall): Update.
5901 (sh_get_pr_initial_val): Update.
5902 * config/sh/sh.md (return expander): Update.
5903 * config/avr/avr.c (frame_pointer_required_p): UPdate.
5904 * config/crx/crx.c (crx_compute_frame): UPdate.
5905 (crx_initial_elimination_offset): UPdate.
5906 * config/xtensa/xtensa.c (compute_frame_size): Update
5907 (xtensa_builtin_saveregs): Update.
5908 (xtensa_va_start): Update.
5909 (order_regs_for_local_alloc): Update.
5910 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
5911 (xstormy16_expand_builtin_va_start): Update.
5912 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
5913 * config/m68hc11/m68hc11.md (return expanders): Update.
5914 * config/m68hc11/m68hc11.c (expand_prologue): Update.
5915 (expand_epilogue): Update.
5916 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
5917 (cris_simple_epilogue): Update.
5918 (cris_expand_prologue): Update.
5919 (cris_expand_epilogue): Update.
5920 * config/iq2000/iq2000.c (iq2000_va_start): Update.
5921 (compute_frame_size): Update.
5922 * config/mt/mt.c (mt_compute_frame_size): Update.
5923 * config/mn10300/mn10300.c (expand_prologue): Update.
5924 (expand_epilogue): Update.
5925 (initial_offset): Update.
5926 (mn10300_builtin_saveregs):
5927 * config/mn10300/mn10300.md (return expander): Update.
5928 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
5929 (ia64_initial_elimination_offset): Update.
5930 (ia64_initial_elimination_offset): Update.
5931 (ia64_expand_prologue): Update.
5932 * config/m68k/m68k.md (return expander): Update.
5933 * config/rs6000/rs6000.c (rs6000_va_start): Update.
5934 (rs6000_stack_info): Update.
5935 * config/mcore/mcore.c (layout_mcore_frame): Update.
5936 (mcore_expand_prolog): Update.
5937 * config/arc/arc.c (arc_compute_frame_size): Update.
5938 * config/score/score3.c (score3_compute_frame_size): Update.
5939 * config/score/score7.c (score7_compute_frame_size): Update.
5940 * config/arm/arm.c (use_return_insn): Update.
5941 (thumb_find_work_register): Update.
5942 (arm_compute_save_reg_mask): Update.
5943 (arm_output_function_prologue): Update.
5944 (arm_output_epilogue): Update.
5945 (arm_size_return_regs): Update.
5946 (arm_get_frame_offsets): Update.
5947 (arm_expand_prologue): Update.
5948 (thumb_exit): Update.
5949 (thumb_unexpanded_epilogue): Update.
5950 (thumb1_output_function_prologue): Update.
5951 * config/pa/pa.md (return expander): Update.
5952 * config/pa/pa.c (compute_frame_size): Update.
5953 (hppa_builtin_saveregs): Update.
5954 * config/mips/mips.c (mips_va_start): Update.
5955 (mips16_build_function_stub): Update.
5956 (mips_compute_frame_info): Update.
5957 (mips_restore_gp): Update.
5958 (mips_output_function_prologue): Update.
5959 (mips_expand_prologue): Update.
5960 * config/v850/v850.c (compute_frame_size): Update.
5961 (expand_prologue): * config/mmix/mmix.c (along): update.
5962 (mmix_initial_elimination_offset): update.
5963 (mmix_reorg): update.
5964 (mmix_use_simple_return): update.
5965 (mmix_expand_prologue): update.
5966 (mmix_expand_epilogue): Update.
5967 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
5968 (emit_link_insn): Update.
5970 2008-04-08 Anatoly Sokolov <aesok@post.ru>
5972 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
5973 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
5975 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
5978 2008-04-07 Jan Hubicka <jh@suse.cz>
5980 * function.h (rtl): Rename to x_rtl.
5982 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
5983 frame_offset, stack_check_probe_note, arg_pointer_save_area,
5984 used_temp_slots avail_temp_slots, temp_slot_level,
5985 nonlocal_goto_handler_labels): Update accesstors.
5986 (rtl): New global variable.
5987 (struct function): Move some fileds to rtl_data.
5988 (get_arg_pointer_save_area): Update prototype.
5989 * builtins.c (expand_builtin_setjmp_receiver): Update call of
5990 get_arg_pointer_save_area.
5991 * expr.c (init_expr): Update
5992 * function.c (get_frame_size): Update
5993 (assign_stack_local): Update
5994 (expand_function_end): Update.
5995 (get_art_pointer_save_area): Update
5997 * emit-rtl.c (rtl): Declare.
5998 (regno_reg_rtx): Declare.
5999 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
6001 (gen_reg_rtx): Update.
6002 * varasm.c (n_deferred_constatns): Update accestor.
6003 (init_varasm_status): Do not allocate varasm_status.
6004 (force_const_mem, get_pool_size, output_constant_pool): Update.
6005 * stmt.c (force_label_rtx): Do not use x_ prefixes.
6006 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
6007 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
6008 * sparc/sparc.h (INIT_EXPANDERS): Update.
6009 * ia64/ia64.h (INIT_EXPANDERS): Update.
6011 2008-04-07 James E. Wilson <wilson@tuliptree.org>
6013 * reload.c (push_secondary_reload): Add missing break to for loop.
6015 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
6017 PR middle-end/PR28690
6018 * rtlanal.c: Update copyright years.
6019 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
6020 as REG_POINTER and MEM_POINTER operands.
6021 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
6022 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
6023 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
6024 * gcse.c: Update copyright years.
6025 (pre_delete): Call gen_reg_rtx_and_attrs.
6026 (hoist_code): Likewise.
6027 (build_store_vectors): Likewise.
6028 (delete_store): Likewise.
6029 * loop-invariant.c (move_invariant_reg): Likewise.
6030 Update copyright years.
6032 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
6034 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
6035 control string instead of quoted.
6037 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
6039 * doc/rtl.texi: Rewrite of subreg section.
6041 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
6044 * config/i386/i386.c (legitimize_pic_address): Add treating
6045 of dllimport SYM_REF's.
6046 (legitimize_dllimport_symbol): Add prototype.
6048 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
6050 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
6051 reference in constructor with non self-referential type.
6053 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
6055 Removal of Return with Depressed Stack Pointer support
6056 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
6057 (ECF_SP_DEPRESSED): Likewise.
6058 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
6059 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
6060 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6061 (expand_call): Do not test ECF_SP_DEPRESSED.
6062 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6063 * function.c (keep_stack_depressed): Delete.
6064 (handle_epilogue_set): Likewise.
6065 (update_epilogue_consts): Likewise.
6066 (emit_equiv_load): Likewise.
6067 (thread_prologue_and_epilogue_insns): Remove support for Return with
6068 Depressed Stack Pointer.
6069 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
6071 2008-04-06 Richard Guenther <rguenther@suse.de>
6073 PR tree-optimization/35400
6074 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
6075 information from SSA_NAMEs.
6077 2008-04-06 Anatoly Sokolov <aesok@post.ru>
6079 * config/avr/avr.h (avr_mega_p): Remove declaration.
6080 (AVR_MEGA): Remove macro.
6081 * config/avr/avr.c (avr_mega_p): Remove variable.
6082 (avr_override_options): Remove inicializion of avr_mega_p.
6083 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
6084 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
6085 (avr_jump_mode): (Ditto.).
6086 (avr_output_progmem_section_asm_op): (Ditto.).
6087 (avr_asm_init_sections): (Ditto.).
6088 (avr_asm_init_sections): (Ditto.).
6089 (avr_rtx_costs): (Ditto.).
6090 * config/avr/avr.md: (Ditto.).
6091 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
6094 2008-04-06 Richard Guenther <rguenther@suse.de>
6096 PR tree-optimization/35842
6097 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
6098 is_gimple_invariant_address.
6100 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6102 * gcc.c (default_compilers): Sync Fortran extensions list with
6103 that in fortran/lang-specs.h.
6104 * doc/invoke.texi: Likewise.
6105 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
6106 * dwarf2out.c (gen_compile_unit_die): Likewise.
6108 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
6110 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
6112 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
6115 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
6116 attribute is used for nested functions.
6118 2008-04-05 Jan Hubicka <jh@suse.cz>
6120 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
6122 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
6124 (dump_files): Update.
6125 (enable_rtl_dump_file): Do not accept letter argument.
6126 * tree-pass.h (dump_file_info): Remove letter argument.
6127 * toplev.c (decode_d_option): Update -da handling.
6128 * toplev.h (enable_rtl_dump_file): Update prototype.
6129 * passes.c (register_one_dump_file): Do not accept IPA argument; work
6130 it out based on pass type.
6131 (register_dump_files_1): Likewise.
6132 (init_optimization_passes): Update register_one_dump_file calls.
6133 (execute_one_pass): Sanity check that IPA passes are called at IPA
6134 level and RTL passes at RTL level.
6135 (execute_pass_list): IPA pass can not be after or subpass of
6137 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
6138 disallov RTL subpasses of IPA subpasses.
6140 2008-04-05 Ben Elliston <bje@au.ibm.com>
6142 * tree-cfg.c (need_fake_edge_p): Return false for calls to
6143 builtins that return exactly once and do not throw. Cache call to
6146 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
6148 PR rtl-optimization/34916
6150 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
6151 between instruction pairs.
6153 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
6155 * doc/invoke.texi: Document -mbitops for SH.
6156 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
6157 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
6158 * config/sh/sh.c (print_operand): Add %t operand code.
6159 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
6160 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
6161 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
6162 (extendqihi2): Likewise.
6163 (movqi_i): Likewise.
6164 (insv): Use bset, bclr and bst instructions for SH2A if possible.
6165 (extv): Use bld instruction for SH2A if possible.
6167 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
6168 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
6169 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
6170 (bset.b, bclr.b): Define peepholes.
6171 * config/sh/sh.opt (mbitops): New option.
6173 2008-04-04 Janis Johnson <janis187@us.ibm.com>
6176 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
6177 and view convert expression.
6179 2008-04-04 Jakub Jelinek <jakub@redhat.com>
6182 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
6184 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
6186 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
6188 * config/i386/cpuid.h (bit_AES): New.
6189 (bit_PCLMUL): Likewise.
6191 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
6192 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
6193 SSE2 if AES or PCLMUL is enabled.
6194 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
6195 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
6196 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
6197 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
6198 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
6199 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
6200 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
6201 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
6202 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
6203 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
6204 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
6205 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
6206 __builtin_ia32_aeskeygenassist128 and
6207 __builtin_ia32_pclmulqdq128.
6208 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
6209 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
6210 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
6212 * config/i386/i386.h (TARGET_AES): New.
6213 (TARGET_PCLMUL): Likewise.
6214 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
6216 * config/i386/i386.md (UNSPEC_AESENC): New.
6217 (UNSPEC_AESENCLAST): Likewise.
6218 (UNSPEC_AESDEC): Likewise.
6219 (UNSPEC_AESDECLAST): Likewise.
6220 (UNSPEC_AESIMC): Likewise.
6221 (UNSPEC_AESKEYGENASSIST): Likewise.
6222 (UNSPEC_PCLMUL): Likewise.
6224 * config/i386/i386.opt (maes): New.
6225 (mpclmul): Likewise.
6227 * config/i386/sse.md (aesenc): New pattern.
6228 (aesenclast): Likewise.
6230 (aesdeclast): Likewise.
6232 (aeskeygenassist): Likewise.
6233 (pclmulqdq): Likewise.
6235 * config/i386/wmmintrin.h: New.
6237 * doc/extend.texi: Document AES and PCLMUL built-in function.
6239 * doc/invoke.texi: Document -maes and -mpclmul.
6241 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
6243 * function.c (free_after_parsing): Replace with
6244 cxx_push_function_context from C++ front-end.
6245 (allocate_struct_function): Don't call langhook.
6246 * langhooks.h (struct lang_hooks_for_functions): Delete.
6247 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
6249 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
6250 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
6251 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
6252 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
6253 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
6254 remove LANG_HOOKS_FUNCTION_INITIALIZER.
6255 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
6257 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
6258 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
6260 2008-04-04 Jakub Jelinek <jakub@redhat.com>
6263 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
6266 2008-04-04 Richard Guenther <rguenther@suse.de>
6269 * fold-const.c (optimize_minmax_comparison): Use the correct
6270 type for the constant in the simplified comparison.
6272 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
6274 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
6275 Pass L2 size as "--param l2-cache-size" to the compiler.
6276 (decode_l2_cache): New function to decode L2 cache parameters using
6277 0x8000006 extended cpuid function.
6278 (detect_caches_amd): Determine parameters of L2 cache using
6279 decode_l2_caches function.
6280 (decode_caches_intel): Decode L2 cache parameters.
6281 (detect_caches_intel): Determine L2 cache parameters using
6282 decode_caches_intel and decode_l2_caches functions.
6284 2008-04-03 Bob Wilson <bob.wilson@acm.org>
6286 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
6287 secondary input reload for subword loads from the constant pool.
6289 2008-04-03 Janis Johnson <janis187@us.ibm.com>
6292 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
6293 constants of the appropriate size for runtime calculations.
6296 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
6297 decimal-float literal constant zero.
6299 2008-04-03 Jakub Jelinek <jakub@redhat.com>
6302 * c-parser.c (c_parser_omp_atomic): Call
6303 default_function_array_conversion on the RHS.
6306 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
6307 call is_variable_sized if decl has incomplete type.
6309 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
6311 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
6313 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
6315 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
6317 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
6318 (sgt<u>): Merge sgt and sgtu into new expander.
6319 (sgt, sgtu): Remove expanders.
6320 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
6321 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
6322 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
6323 *sgtu_<mode>_mips16 into new pattern.
6324 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
6325 (sge<u>): Merge sge and sgeu into new expander.
6326 (sge, sgeu): Remove expanders.
6327 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
6329 (*sge_<mode>, second *sge_<mode>): Remove patterns.
6330 (slt<u>): Merge slt and sltu into new expander.
6331 (slt, sltu): Remove expanders.
6332 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
6333 (*slt_<mode>, *sltu_<mode>): Remove patterns.
6334 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
6335 *sltu_<mode>_mips16 into new pattern.
6336 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
6337 (sle<u>): Merge sle and sleu into new expander.
6338 (sle, sleu): Remove expanders.
6339 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
6340 (*sle_<mode>, *sleu_<mode>): Remove patterns.
6341 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
6342 *sleu_<mode>_mips16 into new pattern.
6343 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
6345 2008-04-03 Jan Hubicka <jh@suse.cz>
6347 PR tree-optimization/35795
6348 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
6349 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6350 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
6351 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6352 * score/score3.c (score3_output_mi_thunk): Likewise.
6353 * score/score7.c (score7_output_mi_thunk): Likewise.
6354 * mips/mips.c (mips_output_mi_thunk): Likewise.
6356 2008-04-03 Richard Guenther <rguenther@suse.de>
6358 * tree-vrp.c (extract_range_from_unary_expr): Handle all
6359 conversions. Simplify code.
6361 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
6363 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
6365 2008-04-03 Tom Tromey <tromey@redhat.com>
6366 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6368 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
6369 * config/bfin/t-bfin-linux (generated_files): Add
6370 linux-sysroot-suffix.h.
6371 * doc/install.texi (Prerequisites): Require make 3.80.
6372 * doc/sourcebuild.texi (Front End Directory): Document new
6374 * Makefile.in (generated_files): New variable.
6375 (ALL_HOST_OBJS): New variable.
6376 ($(ALL_HOST_OBJS)): New target.
6378 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6380 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
6381 (remap_block): Call id->transform_lang_insert_block instead
6383 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
6384 Set id.transform_lang_insert_block to NULL.
6385 (clone_body): Move to cp/optimize.c
6386 * tree-inline.h (struct copy_body_data): Change
6387 transform_lang_insert_block to function pointer.
6388 (copy_generic_body, copy_decl_no_change): Export.
6389 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
6390 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
6391 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
6393 * c-tree.h (insert_block): Kill.
6394 * c-decl.c (insert_block): Kill.
6396 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
6398 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6399 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6400 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
6402 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
6403 argument, call {push,pop}_function_context from here.
6404 * c-parser.c: Use c_{push,pop}_function_context.
6406 * function.c (push_function_context_to): Move meat ...
6407 (push_function_context): ... here. Simplify.
6408 * function.c (pop_function_context_from): Move meat ...
6409 (pop_function_context): ... here. Simplify.
6410 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
6412 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
6413 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
6414 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
6415 * tree.h (push_function_context_to, pop_function_context_from): Remove.
6417 2008-04-03 Ben Elliston <bje@au.ibm.com>
6419 * expmed.c (extract_force_align_mem_bit_field): Remove.
6421 2008-04-03 Richard Guenther <rguenther@suse.de>
6424 * expr.h (try_casesi): Adjust prototype.
6425 * expr.c (try_casesi): Take fallback label as extra parameter.
6426 Use that for gen_casesi if default_label is NULL.
6427 * stmt.c (expand_case): Pass fallback label to try_casesi,
6428 make sure to fill gaps with a fallback label if default_label
6431 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
6434 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
6436 2008-04-03 Ben Elliston <bje@au.ibm.com>
6438 * expmed.c (extract_split_bit_field): Remove if (0) code.
6439 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
6440 (do_ds_constraint): Likewise.
6442 2008-04-02 Joseph Myers <joseph@codesourcery.com>
6444 * doc/cppopts.texi (-dU): Document.
6445 * c-common.h (flag_dump_macros): Update comment.
6446 * c-opts.c (handle_OPT_d): Handle -dU.
6447 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
6448 dump_queued_macros, cb_used_define, cb_used_undef): New.
6449 (init_pp_output): Handle -dU.
6450 (cb_line_change): Call dump_queued_macros.
6451 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
6453 2008-04-02 Anatoly Sokolov <aesok@post.ru>
6455 * config/avr/predicates.md (io_address_operand): New predicate.
6456 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
6457 * config/avr/avr.c (avr_io_address_p): Remove function.
6458 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
6459 'avr_io_address_p' function.
6460 (out_movhi_r_mr): (Ditto.).
6461 (out_movqi_mr_r): (Ditto.).
6462 (out_movhi_mr_r): (Ditto.).
6463 (avr_address_cost): (Ditto.).
6465 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
6467 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
6468 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
6469 in 32bit mode when XMM registers are available to avoid store
6471 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
6472 corresponding post-reload splitters.
6474 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6476 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
6477 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
6478 __builtin_ia32_roundss.
6479 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
6480 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
6481 __builtin_ia32_roundss.
6482 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
6483 IX86_BUILTIN_SHUFPD here.
6485 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
6487 * config/i386/i386.md (plogic): New.
6488 (plogicprefix): Likewise.
6490 * config/i386/mmx.md (mmx_<code><mode>3): New.
6491 (mmx_and<mode>3): Removed.
6492 (mmx_ior<mode>3): Likewise.
6493 (mmx_xor<mode>3): Likewise.
6495 * config/i386/sse.md (<code><mode>3): New.
6496 (*<code><mode>3): Likewise.
6497 (*<code><mode>3): Likewise.
6498 (<code><mode>3): Likewise.
6499 (*sse_<code><mode>3): Likewise.
6500 (*sse2_<code><mode>3): Likewise.
6501 (<code>tf3): Likewise.
6502 (*<code>tf3): Likewise.
6503 (and<mode>3): Likewise.
6504 (*and<mode>3): Likewise.
6505 (ior<mode>3): Removed.
6506 (*ior<mode>3): Likewise.
6507 (xor<mode>3): Likewise.
6508 (*xor<mode>3): Likewise.
6509 (*and<mode>3): Likewise.
6510 (*ior<mode>3): Likewise.
6511 (*xor<mode>3): Likewise.
6512 (and<mode>3): Likewise.
6513 (*sse_and<mode>3): Likewise.
6514 (*sse2_and<mode>3): Likewise.
6516 (*andtf3): Likewise.
6517 (ior<mode>3): Likewise.
6518 (*sse_ior<mode>3): Likewise.
6519 (*sse2_ior<mode>3): Likewise.
6521 (*iortf3): Likewise.
6522 (xor<mode>3): Likewise.
6523 (*sse_xor<mode>3): Likewise.
6524 (*sse2_xor<mode>3): Likewise.
6526 (*xortf3): Likewise.
6528 2008-04-02 Richard Guenther <rguenther@suse.de>
6530 PR tree-optimization/14495
6531 PR tree-optimization/34793
6532 * tree-vrp.c (struct switch_update): New structure.
6533 (to_remove_edges, to_update_switch_stmts): New VECs.
6534 (simplify_switch_using_ranges): New function. Remove not taken
6535 case labels and edges.
6536 (simplify_stmt_using_ranges): Call it.
6537 (identify_jump_threads): Mark edges we have queued for removal
6538 so we don't thread them.
6539 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
6541 * tree-cfg.c (group_case_labels): Deal with missing default label.
6542 (tree_verify_flow_info): Allow missing default label.
6543 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
6544 (emit_case_nodes): Likewise.
6545 (expand_case): Do not rely on the default label to be present.
6546 * expr.c (try_casesi): Deal with NULL default_label.
6547 (do_tablejump): Likewise.
6549 2008-04-02 Richard Guenther <rguenther@suse.de>
6551 PR tree-optimization/14495
6552 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
6553 SWITCH_EXPR here ...
6554 (vrp_visit_switch_stmt): ... but here (new function).
6555 (find_case_label_index): New helper function.
6556 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
6558 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6560 * fwprop.c: Fix ISO-C99ism.
6562 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6565 * Makefile.in (objdir): Set it here.
6566 * configure.ac: Not here. Find dynamic linker characteristics.
6567 * exec-tool.in: Use them.
6568 * aclocal.m4: Regenerate.
6569 * configure: Regenerate.
6571 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6573 * expr.c (expand_var): Delete it.
6574 * expr.h (expand_var): Delete prototype.
6575 * function.c (expand_function_start): Use expand_decl instead.
6576 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
6579 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
6581 PR rtl-optimization/35542
6582 * fwprop.c (forward_propagate_and_simplify): Replace
6583 loc_reg_mentioned_in_p with reg_mentioned_p.
6585 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
6587 PR rtl-optimization/35281
6588 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
6589 (propagate_rtx_1): Handle PR_HANDLE_MEM.
6590 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
6591 (varying_mem_p): Move above propagate_rtx.
6592 (all_uses_available_at): Do not check MEMs.
6594 2008-04-02 Rafael Espindola <espindola@google.com>
6596 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
6597 (register_edge_assert_for_2): Split the cond argument.
6598 (register_edge_assert_for_1): Adjust for the change in
6599 register_edge_assert_for_2.
6600 (register_edge_assert_for): Split the cond argument.
6601 (find_switch_asserts): Adjust for the change in
6602 register_edge_assert_for.
6604 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
6606 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
6607 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
6608 offsets for 64-bit mingw.
6609 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
6610 abi for x86_64-pc-mingw.
6612 2008-04-02 Richard Guenther <rguenther@suse.de>
6614 * tree-vrp.c (extract_range_from_assert): Make sure to not
6615 produce range min/max with TREE_OVERFOW set.
6616 If merging a anti-range and a range keep the anti-range if
6617 the range covers all values of the type.
6618 (register_edge_assert_for_2): Only allow sign-changing
6619 conversions in detecting canonical range checks. Also
6620 register an assert for the unsigned name if useful.
6622 PR tree-optimization/35787
6623 * tree-vrp.c (vrp_val_max): New function.
6624 (vrp_val_min): Likewise.
6625 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
6626 (vrp_val_is_min): Likewise.
6627 (supports_overflow_infinity): Use vrp_val_{min,max}.
6628 (negative_overflow_infinity): Likewise.
6629 (positive_overflow_infinity): Likewise.
6630 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
6631 (is_positive_overflow_infinity): Likewise.
6632 (is_overflow_infinity): Likewise.
6633 (avoid_overflow_infinity): Use vrp_val_{min,max} and
6634 vrp_val_is_{min,max}.
6635 (set_and_canonicalize_value_range): Canonicalize anti-ranges
6636 to ranges if possible. Avoid empty ranges.
6638 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6641 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
6642 the expression is a function address.
6644 2008-04-01 George Helffrich <george@gcc.gnu.org>
6646 PR fortran/35154, fortran/23057
6647 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
6648 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
6649 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
6650 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
6652 (dbxout_syms): Check for COMMON-based symbol and wrap in
6653 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
6654 in bracket for efficiency.
6656 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
6657 using DW_TAG_common_block + member offset.
6658 (add_pubname_string): New function.
6659 (dw_expand_expr): New function to find block name and offset for
6661 (common_check): New function to check whether symbol in Fortran COMMON.
6662 (gen_variable_die): If COMMON, use DW_TAG_common_block.
6664 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
6667 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
6669 2008-04-02 Ben Elliston <bje@au.ibm.com>
6671 * config/v850/v850.md (casesi): Remove if (0) code.
6672 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6673 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
6675 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
6677 * config/i386/i386.md (rex64suffix): New mode attribute.
6678 (floathi<mode>2): Disable expander for SSE math.
6679 (*floathi<mode>2_1): New insn insn_and_split pattern.
6680 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
6681 corresponding post-reload splitters.
6682 (*floathi<mode>2_i387): New macroized insn pattern.
6683 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
6684 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
6685 insn_and_split pattern.
6686 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
6687 New macroized instruction patterns and corresponding post-reload
6689 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
6690 and corresponding post-reload splitters.
6691 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
6692 New macroized instruction patterns.
6693 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
6694 macroized instruction patterns and corresponding post-reload splitters.
6695 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
6696 corresponding post-reload splitters.
6697 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
6698 New macroized instruction patterns.
6699 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
6700 corresponding post-reload splitters.
6701 (*floatsi<mode>2_i387): New macroized instruction patterns.
6703 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
6705 * config/i386/i386.md (smaxmin): New.
6706 (umaxmin): Likewise.
6707 (maxminiprefix): Likewise.
6708 (maxminfprefix): Likewise.
6709 (<code><mode>3): Likewise.
6710 (smin<mode>3): Removed.
6711 (smax<mode>3): Likewise.
6713 * config/i386/mmx.md (mmx_<code>v2sf3): New.
6714 (mmx_<code>v4hi3): Likewise.
6715 (mmx_<code>v8qi3): Likewise.
6716 (mmx_smaxv2sf3): Removed.
6717 (mmx_sminv2sf3): Likewise.
6718 (mmx_umaxv8qi3): Likewise.
6719 (mmx_smaxv4hi3): Likewise.
6720 (mmx_uminv8qi3): Likewise.
6721 (mmx_sminv4hi3): Likewise.
6723 * config/i386/sse.md (<addsub><mode>3): New.
6724 (*<addsub><mode>3): Likewise.
6725 (<sse>_vm<addsub><mode>3): Likewise.
6726 (<maxmin><mode>3): Likewise.
6727 (*<maxmin><mode>3_finite): Likewise.
6728 (*<maxmin><mode>3): Likewise.
6729 (<sse>_vm<maxmin><mode>3): Likewise.
6730 (sse3_h<addsub>v4sf3): Likewise.
6731 (sse3_h<addsub>v2df3): Likewise.
6732 (<maxmin>v16qi3): Likewise.
6733 (*<maxmin>v16qi3): Likewise.
6734 (<maxmin>v8hi3): Likewise.
6735 (*<maxmin>v8hi3): Likewise.
6736 (*sse4_1_<maxmin><mode>3): Likewise.
6737 (*sse4_1_<maxmin><mode>3): Likewise.
6738 (add<mode>3): Removed.
6739 (*add<mode>3): Likewise.
6740 (<sse>_vmadd<mode>3): Likewise.
6741 (sub<mode>3): Likewise.
6742 (*sub<mode>3): Likewise.
6743 (<sse>_vmsub<mode>3): Likewise.
6744 (smin<mode>3): Likewise.
6745 (*smin<mode>3_finite): Likewise.
6746 (*smin<mode>3): Likewise.
6747 (<sse>_vmsmin<mode>3): Likewise.
6748 (smax<mode>3): Likewise.
6749 (*smax<mode>3_finite): Likewise.
6750 (*smax<mode>3): Likewise.
6751 (<sse>_vmsmax<mode>3): Likewise.
6752 (sse3_haddv4sf3): Likewise.
6753 (sse3_haddv2df3): Likewise.
6754 (sse3_hsubv4sf3): Likewise.
6755 (sse3_hsubv2df3): Likewise.
6756 (umaxv16qi3): Likewise.
6757 (*umaxv16qi3): Likewise.
6758 (smaxv8hi3): Likewise.
6759 (*smaxv8hi3): Likewise.
6760 (*sse4_1_smax<mode>3): Likewise.
6761 (*sse4_1_umax<mode>3): Likewise.
6762 (uminv16qi3): Likewise.
6763 (*uminv16qi3): Likewise.
6764 (sminv8hi3): Likewise.
6765 (*sminv8hi3): Likewise.
6766 (*sse4_1_smin<mode>3): Likewise.
6767 (*sse4_1_umin<mode>3): Likewise.
6769 2008-04-01 Rafael Espindola <espindola@google.com>
6771 * tree-cfg.c (verify_expr): remove in_phi.
6772 (verify_stmt): Don't call walk_tree with verify_expr. Use
6773 is_gimple_min_invariant instead of is_gimple_val.
6775 2008-04-01 Joseph Myers <joseph@codesourcery.com>
6777 * doc/include/gpl_v3.texi: Update for manpage generation.
6778 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
6780 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
6781 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
6782 gpl_v3.texi instead of gpl.texi.
6785 2008-04-01 Jakub Jelinek <jakub@redhat.com>
6788 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
6790 2008-04-01 Rafael Espindola <espindola@google.com>
6792 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
6793 (extract_code_and_val_from_cond): Use
6794 extract_code_and_val_from_cond_with_ops.
6796 2008-04-01 Jan Hubicka <jh@suse.cz>
6798 * function.c (free_after_compilation): Free epilogue_delay_list.
6799 (prepare_function_start): Assert that previous compilation was freed.
6801 2008-04-01 Jan Hubicka <jh@suse.cz>
6802 Jim Wilson <wilson@tuliptree.org>
6803 Andreas Tobler <andreast@gcc.gnu.org>
6806 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
6807 rtl.emit instead cfun->emit.
6808 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
6809 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
6811 2008-04-01 Ben Elliston <bje@au.ibm.com>
6813 * doc/c-tree.texi (Function Basics): Fix grammatical error.
6815 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
6817 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
6819 (fprofile-use): Add var flag_profile_use
6820 * coverage.c (coverage_begin_output): Do not open a gcno file for
6821 output only if -ftest-coverage is set.
6822 Do not add getpwd() to gcda file path.
6823 (build_gcov_info): Check the new flag
6824 flag_profile_datafile_relative_path.
6825 (coverage_init): Use profile_data_prefix.
6826 Read profile counter only if flag_profile_use is set.
6827 * opts.c (common_handle_option): New option fprofile-use=,
6828 fprofile-dir=, fprofile-generate=.
6829 * toplev.c (profile_data_prefix): New variable definition.
6830 * toplev.h (profile_data_prefix): New declaration.
6831 * doc/invoke.tex (Option Summary, Optimization Options):
6834 2008-03-31 James E. Wilson <wilson@tuliptree.org>
6836 * varasm.c (output_constant_pool_1): In LABEL_REF check,
6837 use tmp consistently.
6840 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
6841 * config/ia64/ia64.c (rtx_needs_barrier): Handle
6842 UNSPEC_FR_RECIP_APPROX_RES.
6843 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
6845 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
6848 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
6850 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
6853 * fold-const.c (fold_indirect_ref_1): Support accessing non first
6854 element of the vector via a pointer.
6856 2008-03-31 Ian Lance Taylor <iant@google.com>
6858 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
6860 2008-03-31 Jan Hubicka <jh@suse.cz>
6862 * builtins.c (expand_builtin_setjmp_receiver): Update call of
6863 get_arg_pointer_save_area.
6864 * expr.c (init_expr): Just clear out rtl.expr.
6865 * function.c (free_after_compilation): Clear out whole RTL structure.
6866 (get_func_frame_size): Merge into ...
6867 (get_frame_size): ... this one.
6868 (assign_stack_local_1): Merge into ...
6869 (assign_stack_local): ... this one.
6870 (expand_function_end): Update call of get_arg_pointer_save_area.
6871 (get_art_pointer_save_area): Remove cfun argument.
6872 * function.h (emit_status): regno_pointer_align does not need length
6873 attribute. Move x_regno_reg_rtx to ...
6874 (regno_reg_rtx): ... new global array.
6875 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
6876 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
6877 apply_args_value, forced_labels, stack_pointer_delta):
6879 (struct varasm_status): Move here from varasm.c
6880 (struct rtl_data): New. Move here some fields from struct function.
6881 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
6882 frame_offset, stack_check_probe_note, arg_pointer_save_area,
6883 used_temp_slots avail_temp_slots, temp_slot_level,
6884 nonlocal_goto_handler_labels): Update accesstors.
6885 (rtl): New global variable.
6886 (struct function): Move some fileds to rtl_data.
6887 (get_arg_pointer_save_area): Update prototype.
6888 * emit-rtl.c (rtl): Declare.
6889 (regno_reg_rtx): Declare.
6890 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
6892 (gen_reg_rtx): Update.
6893 (init_virtual_regs): Do not tate emit_status argument.
6894 (init_emit): Do not allocate emit.
6895 * varasm.c (varasm_statuc): Move to function.h.
6896 (n_deferred_constatns): Update accestor.
6897 (init_varasm_status): Do not allocate varasm_status.
6898 (force_const_mem, get_pool_size, output_constant_pool): Update.
6899 * stmt.c (force_label_rtx): Do not use x_ prefixes.
6900 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
6902 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
6904 PR rtl-optimization/35729
6905 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
6908 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
6911 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
6912 load/store if memory is unaligned.
6913 (*movti_rex64): Likewise.
6915 * config/i386/predicates.md (misaligned_operand): New.
6917 2008-03-31 Andrew Pinski <pinskia@gmail.com>
6920 * tree-ssa-phiopt.c (conditional_replacement): Return early for
6923 2008-03-31 Jan Beulich <jbeulich@novell.com>
6925 * config/ia64/constraints.md: Add 'j' constraint.
6926 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
6927 (movdi_internal): Likewise.
6929 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
6932 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
6934 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
6937 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
6938 proper error message for the third argument on blendpd and
6941 * config/i386/sse.md (blendbits): New.
6942 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
6944 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
6946 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
6948 2008-03-30 Richard Guenther <rguenther@suse.de>
6951 * fold-const.c (fold_sign_changed_comparison): Do leave
6952 conversions to base-types alone.
6954 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
6956 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
6957 the link register if one altivec register is be saved.
6959 2008-03-30 Ben Elliston <bje@au.ibm.com>
6961 * final.c (final_scan_insn): Remove if (0) code.
6963 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
6965 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
6967 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
6969 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
6970 of V4SFmode to ix86_binary_operator_ok.
6972 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
6974 * config/i386/i386.c (override_options): Initialize
6975 ix86_veclib_handler to ix86_veclibabi_svml when
6976 -mveclibabi=svml is used.
6977 (ix86_veclibabi_svml): New function for SVML ABI style
6978 vectorization support.
6979 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
6981 2008-03-28 Rafael Espindola <espindola@google.com>
6983 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
6984 (tree_binary_nonnegative_warnv_p): Make it public.
6985 (tree_single_nonnegative_warnv_p): Make it public.
6986 (tree_invalid_nonnegative_warnv_p): Make it public.
6987 (tree_unary_nonzero_warnv_p): Make it public.
6988 (tree_binary_nonzero_warnv_p): Make it public
6989 (tree_single_nonzero_warnv_p): Make it public.
6990 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
6991 (extract_range_from_binary_expr): Split the expr argument.
6992 (extract_range_from_unary_expr): Split the expr argument.
6993 (extract_range_from_comparison): Split the expr argument.
6994 (extract_range_from_expr): Use the new aux functions.
6995 (vrp_evaluate_conditional_warnv): Use
6996 vrp_evaluate_conditional_warnv_with_ops.
6997 * tree.h (tree_unary_nonzero_warnv_p): Declare.
6998 (tree_binary_nonzero_warnv_p): Declare.
6999 (tree_single_nonzero_warnv_p): Declare.
7000 (tree_expr_nonzero_warnv_p): Declare.
7001 (tree_unary_nonnegative_warnv_p): Declare.
7002 (tree_binary_nonnegative_warnv_p): Declare.
7003 (tree_single_nonnegative_warnv_p): Declare.
7004 (tree_invalid_nonnegative_warnv_p): Declare.
7006 2008-03-28 Richard Guenther <rguenther@suse.de>
7008 PR tree-optimization/30317
7009 PR tree-optimization/30911
7010 PR tree-optimization/34793
7011 * tree-vrp.c (set_and_canonicalize_value_range): New function.
7012 (struct assert_locus_d): New member EXPR.
7013 (register_new_assert_for): Add EXPR parameter to support
7014 ASSERT_EXPR <name, expr OP limit>.
7015 (register_edge_assert_for_1): Adjust callers.
7016 (find_assert_locations): Likewise.
7017 (process_assert_insertions_for): Build condition from expression.
7018 (extract_range_from_assert): Handle ASSERT_EXPRs
7019 of the form ASSERT_EXPR <name, expr OP limit>.
7020 (register_edge_assert_for_2): New helper registering
7021 asserts for comparisons. Recognize range tests of the form
7022 (unsigned)i - CST1 OP CST2.
7023 (register_edge_assert_for_1): Use it.
7024 (register_edge_assert_for): Likewise.
7025 (needs_overflow_infinity): Integer sub-types
7026 do not need overflow infinities.
7027 (vrp_val_is_max): The extreme values of integer sub-types
7028 are those of the base type.
7029 (vrp_val_is_min): Likewise.
7030 * tree.def (ASSERT_EXPR): Document extra allowed conditional
7033 2008-03-28 Nick Clifton <nickc@redhat.com>
7036 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
7037 Return GENERAL_REGS for stack adjustment reloads.
7039 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7042 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
7043 const_vector when all the vectors are constant.
7045 2008-03-27 Bob Wilson <bob.wilson@acm.org>
7047 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
7049 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
7050 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
7052 (s<code>_sf): Use new scc_sf attribute for opcode names.
7054 2008-03-27 Tom Tromey <tromey@redhat.com>
7056 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
7057 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
7058 config/spu/t-spu-elf, config/i386/t-interix,
7059 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
7060 config/i386/x-darwin, config/i386/x-mingw32,
7061 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
7062 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
7063 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
7064 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
7065 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
7066 config/rs6000/x-darwin, config/rs6000/t-rs6000,
7067 config/score/t-score-elf, config/arm/t-strongarm-pe,
7068 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
7069 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
7070 Revert automatic dependency patch.
7072 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
7075 * config/i386/i386.c (ix86_function_arg_boundary): Align
7076 decimal floating point to its natural boundary.
7078 2008-03-27 Richard Guenther <rguenther@suse.de>
7081 * fold-const.c (fold_comparison): Restrict distinct decl
7082 comparison folding to VAR_DECLs and PARM_DECLs. Do not
7083 solely rely on operand_equal_p.
7085 2008-03-27 Richard Guenther <rguenther@suse.de>
7088 * c-common.c (handle_weak_attribute): Reject combination of
7091 2008-03-27 Richard Guenther <rguenther@suse.de>
7093 PR tree-optimization/32810
7094 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
7095 conversions from DECL_INITIAL.
7096 (fold_const_aggregate_ref): Likewise from constructor elements.
7098 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
7100 * tree-affine.h (aff_combination_expand): Declare.
7101 (get_inner_reference_aff): Likewise.
7102 * tree-affine.c (aff_combination_expand): Split out from
7103 tree_to_aff_combination_expand.
7104 (get_inner_reference_aff): New function.
7105 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
7106 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
7107 (struct lim_aux_data): sm_done field removed.
7108 (mem_ref_loc_p, mem_ref_locs_p): New types.
7109 (struct mem_ref): Added id, stored, accesses_in_loop,
7110 indep_loop, dep_loop, indep_ref, dep_ref fields.
7111 Removed is_stored, locs and next fields.
7112 (memory_accesses): New variable.
7113 (movement_possibility): Do not allow moving statements
7114 that store to memory.
7115 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
7117 (determine_max_movement): For statements with memory references,
7118 find the outermost loop in that the reference is independent.
7119 (move_computations_stmt): Mark the virtual operands for renaming.
7120 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
7121 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
7122 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
7123 add_vop_ref_mapping, create_vop_ref_mapping_loop,
7124 create_vop_ref_mapping, analyze_memory_references,
7125 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
7126 get_all_locs_in_loop, ref_always_accessed_p,
7127 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
7128 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
7129 store_motion_loop, store_motion): New functions.
7130 (struct vop_to_refs_elt): New type.
7131 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
7132 memref_hash, memref_eq, hoist_memory_references): Rewritten.
7133 (schedule_sm): Replaced by...
7134 (execute_sm): ... this.
7135 (determine_lsm_ref, hoist_memory_references,
7136 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
7137 find_more_ref_vops, free_mem_ref, free_mem_refs,
7138 determine_lsm_loop, determine_lsm): Removed.
7139 (tree_ssa_lim_finalize): Free data structures used by store motion.
7140 (tree_ssa_lim): Call analyze_memory_references. Use
7141 store_motion instead of determine_lsm.
7143 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
7145 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
7146 rename tmake_file to m68hc11/t-m68hc11.
7147 (mcore): Set inhibit_libc to true.
7148 * config.host (alpha*-dec-*vms*): Set extra_programs.
7149 (interix3*): Don't use host_xmake_file.
7150 * configure.ac: Let config.gcc override inhibit_libc.
7151 * configure: Regenerate.
7153 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
7154 * config/t-openbsd-thread: Remove commented out lines.
7156 * config/x-interix: Remove.
7158 * config/m68hc11/t-m68hc11-gas: Rename to...
7159 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
7161 * config/mcore/t-mcore: Remove T_CFLAGS.
7162 * config/mcore/t-mcore-pe: Likewise.
7164 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
7166 * configure.ac: Replace custom __GNU_SOURCE test with
7167 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
7168 * aclocal.m4: Regenerate.
7169 * configure: Regenerate.
7170 * config.in: Regenerate.
7172 2008-03-27 Richard Guenther <rguenther@suse.de>
7174 * fold-const.c (target.h): Include.
7175 (fold_comparison): Fold comparison of addresses of decls
7176 that bind locally or of constants. Consolidate address folding code.
7177 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
7178 results from fold_binary_to_constant.
7179 (compare_values_warnv): Likewise.
7181 2008-03-27 Andrew Pinski <pinskia@gmail.com>
7184 * fold-const.c (fold_truthop): Check for integeral types when folding
7185 a == 0 && b == 0 and a != 0 || b != 0 .
7187 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
7189 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
7191 2008-03-26 Andreas Schwab <schwab@suse.de>
7193 * doc/invoke.texi: Fix use of @item vs. @itemx.
7195 2008-03-26 Tom Tromey <tromey@redhat.com>
7197 * Makefile.in (build/gensupport.o, build/print-rtl.o,
7198 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
7199 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
7200 build/gencodes.o, build/genconditions.o, build/genconfig.o,
7201 build/genconstants.o, build/genemit.o, build/genextract.o,
7202 build/genflags.o, build/genmddeps.o, build/genopinit.o,
7203 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
7206 2008-03-26 Richard Guenther <rguenther@suse.de>
7209 2008-03-26 Richard Guenther <rguenther@suse.de>
7211 * fold-const.c (target.h): Include.
7212 (fold_comparison): Fold comparison of addresses of two decls
7213 that bind locally. Consolidate address folding code.
7215 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7217 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
7218 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
7219 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
7220 dconstsqrt2, dconstthird, dconste and/or dconst10.
7221 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
7222 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
7223 dconstsqrt2, dconste): Delete.
7224 (init_emit_once): Likewise. Simplify initializing dconstm1.
7226 * real.c (get_real_const): New.
7227 * real.h (dconst3, dconst10, dconstm2, dconstthird,
7228 dconstsqrt2, dconste): Delete.
7229 (real_value_const, get_real_const): New.
7231 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
7233 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
7235 * config/i386/i386.c (ix86_function_arg_boundary): Check
7236 BIGGEST_ALIGNMENT instead of 128.
7237 (setup_incoming_varargs_64): Likewise.
7239 2008-03-26 Tom Tromey <tromey@redhat.com>
7241 * Makefile.in (DEPFILES): Add missing '/'.
7243 2008-03-26 Richard Guenther <rguenther@suse.de>
7245 * fold-const.c (target.h): Include.
7246 (fold_comparison): Fold comparison of addresses of two decls
7247 that bind locally. Consolidate address folding code.
7249 2008-03-26 Nick Clifton <nickc@redhat.com>
7252 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
7253 not allow INT+INT as a legitimate addressing mode.
7255 2008-03-26 Richard Guenther <rguenther@suse.de>
7257 * tree-flow.h (widen_bitfield): Remove declaration.
7258 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
7259 (widen_bitfield): Remove function.
7260 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
7263 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7266 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
7269 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
7271 PR rtl-optimization/35232
7272 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
7273 (forget_old_reloads_1, forget_marked_reloads): Don't clear
7274 reg_reloaded_call_part_clobbered here.
7275 (reload_regs_reach_end_p): New function.
7276 (reload_reg_rtx_for_input): New variable.
7277 (reload_reg_rtx_for_output): Likewise.
7278 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
7279 when reassigning a pseudo register. Load reloadreg from
7280 reload_reg_rtx_for_input, moving the mode and register
7282 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
7283 instead of the original when deciding whether an input reload
7284 would be a no-op or whether an output reload can be deleted.
7285 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
7286 when setting up new_spill_reg_store. Load it from
7287 reload_reg_rtx_for_output, moving the mode and register
7289 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
7290 instead of the original when deciding whether an output reload
7291 would be a no-op. Do the same when modifying insn notes.
7292 Use rtx_equal_p instead of == to compare the registers.
7293 (inherit_piecemeal_p): Take a mode and two register numbers
7295 (emit_reload_insns): Clear new_spill_reg_store for every hard
7296 register in the reload register. Remove spill registers
7297 from reg_reloaded_valid before considering whether to record
7298 inheritance information for them. Use reload_reg_rtx_for_output
7299 instead of reg_rtx when recording output reloads. Use
7300 reload_reg_rtx_for_input instead of reg_rtx when recording
7301 input reloads. Set or clear reg_reloaded_call_part_clobbered
7302 at the same time as setting reg_reloaded_valid.
7303 (delete_output_reload): Add a new_reload_reg parameter and use it
7304 instead of rld[j].reg_rtx.
7305 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
7308 2008-03-25 Tom Tromey <tromey@redhat.com>
7310 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
7311 (build/genattr.o): Likewise.
7312 (build/genattrtab.o): Likewise.
7313 (build/gencodes.o): Likewise.
7314 (build/genconfig.o): Likewise.
7315 (build/genconstants.o): Likewise.
7316 (build/genemit.o): Likewise.
7317 (build/genextract.o): Likewise.
7318 (build/genflags.o): Likewise.
7320 2008-03-25 Bob Wilson <bob.wilson@acm.org>
7322 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
7323 instead of size_int for integer types.
7324 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
7325 to match type of MINUS_EXPR.
7327 2008-03-25 Tom Tromey <tromey@redhat.com>
7329 * configure: Rebuilt.
7330 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
7333 2008-03-25 Tom Tromey <tromey@redhat.com>
7335 * config/x-solaris (host-solaris.o): Update.
7336 * config/x-linux (host-linux.o): Update.
7337 * config/x-hpux (host-hpux.o): Update.
7338 * config/x-darwin (host-darwin.o): Update.
7339 * config/v850/t-v850e (v850-c.o): Update.
7340 * config/v850/t-v850 (v850-c.o): Update.
7341 * config/t-vxworks (vxworks.o): Update.
7342 * config/t-sol2 (sol2-c.o, sol2.o): Update.
7343 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
7344 * config/spu/t-spu-elf (spu-c.o): Update.
7346 * config/sh/t-symbian (sh-c.o): Update.
7347 (symbian.o): Update.
7348 * config/sh/t-sh (sh-c.o): Update.
7349 * config/score/t-score-elf (score7.o, score3.o): Update.
7350 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
7351 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
7352 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
7353 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
7355 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
7356 * config/m32c/t-m32c (m32c-pragma.o): Update.
7357 * config/ia64/t-ia64 (ia64-c.o): Update.
7358 * config/i386/x-mingw32 (host-mingw32.o): Update.
7359 * config/i386/x-i386 (driver-i386.o): Update.
7360 * config/i386/x-darwin (host-i386-darwin.o): Update.
7361 * config/i386/x-cygwin (host-cygwin.o): Update.
7362 * config/i386/t-nwld (nwld.o): Update.
7363 * config/i386/t-netware (netware.o): Update.
7364 * config/i386/t-interix (winnt.o): Update.
7365 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
7366 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
7367 msformat-c.o): Update.
7368 * config/bfin/t-bfin-linux (generated_files): Add
7369 linux-sysroot-suffix.h.
7370 * config/arm/t-wince-pe (pe.o): Update.
7371 * config/arm/t-strongarm-pe (pe.o): Update.
7372 * config/arm/t-pe (pe.o): Update.
7373 * config/arm/t-arm (arm-c.o): Update.
7374 * doc/install.texi (Prerequisites): Require make 3.80.
7375 * Makefile.in: Remove .o targets.
7376 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
7377 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
7378 (simple_generated_h, simple_generated_c): Move earlier.
7379 (generated_files): New variable.
7380 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
7381 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
7382 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
7383 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
7384 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
7385 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
7386 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
7387 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
7388 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
7389 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
7390 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
7391 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
7393 (COMPILE.base, COMPILE): New variables.
7394 (%.o): New pattern rule.
7395 (ALL_HOST_OBJS): New variable.
7396 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
7397 (dummy-checksum.o, cc1-checksum.o): Remove.
7398 (DRIVER_SHLIB): New variable.
7399 (DRIVER_DEFINES): Use it.
7400 (gencondmd.c): Move out of build/.
7401 (s-conditions): Update.
7402 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
7403 (ALL_BUILD_OBJS): Likewise.
7404 (build/%.o): Use BUILDCOMPILE.
7405 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
7406 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
7407 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
7408 build/gencheck.o, build/gencodes.o, build/genconditions.o,
7409 build/genconfig.o, build/genconstants.o, build/genemit.o,
7410 build/genextract.o, build/genflags.o, build/genmddeps.o,
7411 build/genopinit.o, build/genoutput.o, build/genpeep.o,
7412 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
7413 build/gen-protos.o, build/scan.o, build/fix-header.o,
7414 build/scan-decls.o): Simplify.
7415 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
7416 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
7417 prefix.o, toplev.o): Reduce to variable setting.
7418 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
7419 ($(out_object_file), gcc-options.o): New targets.
7420 ($(ALL_HOST_OBJS)): New target. Include dependency files.
7421 * configure: Rebuilt.
7422 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
7423 * doc/sourcebuild.texi (Front End Directory): Document new variable.
7425 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
7427 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
7428 complain when we hit an error, return ERROR_MARK_NODE.
7430 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7432 * config/sh/constraints.md (Pso, Psz): New constraints.
7433 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
7434 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
7436 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7438 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
7439 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
7441 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7443 * config/sh/sh.md (prefetch): Add condition for SH2A target.
7444 (prefetch_sh2a): New.
7446 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7447 Naveen.H.S <naveen.hs@kpitcummins.com>
7449 * config/sh/constraints.md (I28): New constraint.
7450 * config/sh/sh.c (broken_move): Add support for movi20s.
7451 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
7453 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
7454 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7455 Naveen.H.S <naveen.hs@kpitcummins.com>
7457 * config/sh/sh.c (SH_ATTRIBUTES): Define.
7458 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
7459 (print_operand): Handle resbank in %@ operand code.
7460 (sh_encode_section_info): New.
7461 (push_regs): Add conditions for resbank.
7462 (sh_expand_epilogue): Likewise.
7463 (sh_insert_attributes): Likewise.
7464 (sh_attribute_table): Likewise.
7465 (sh_handle_resbank_handler_attribute): New.
7466 (sh2a_handle_function_vector_handler_attribute): New.
7467 (sh2a_is_function_vector_call): New.
7468 (sh2a_get_function_vector_number): New.
7469 (sh2a_function_vector_p): New.
7470 (sh_cfun_resbank_handler_p): New.
7471 * config/sh/sh.md (calli): Emit jsr/n if possible.
7472 (calli_tbr_rel): New.
7473 (calli_pcrel): Emit jsr/n if possible.
7474 (return_i): Emit rts/n if possible.
7475 (call_valuei_tbr_rel): New.
7476 (call_valuei_pcrel): Add condition for SH2A target.
7477 (call_value): Likewise.
7478 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
7479 (sh2a_get_function_vector_number): Likewise.
7480 (sh2a_is_function_vector_call): Likewise.
7481 * doc/extend.texi: Document TBR relative addressing of SH2A.
7482 (resbank): Add description for SH2A.
7484 2008-03-24 Richard Guenther <rguenther@suse.de>
7487 * gimplify.c (gimplify_modify_expr): For frontend type-correct
7488 pointer assignments change conversions according to middle-end rules.
7489 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
7490 * configure.ac: Include type checking in yes.
7491 * configure: Regenerate.
7493 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7495 * diagnostic.c (diagnostic_count_diagnostic): Delete.
7496 (diagnostic_report_diagnostic): Update. Handle ICEs here.
7498 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
7500 * gthr-vxworks.h (UNUSED): Define.
7502 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
7504 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
7506 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
7508 * doc/extend.texi (Function Attributes): Add missing comma in the
7509 example of the "alloc_size" attribute.
7511 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
7514 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7516 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7519 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7522 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7523 of the underlying type of a MS bitfield layout to the natural
7524 alignment of the type.
7526 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7528 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7529 to their natural alignment to avoid store forwarding stalls.
7531 2008-03-22 Richard Guenther <rguenther@suse.de>
7533 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
7534 For PHI nodes verify the address is invariant.
7535 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
7536 (get_symbol_constant_value): Use is_gimple_min_invariant.
7537 (maybe_fold_stmt_indirect): Likewise.
7539 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
7541 PR rtl-optimization/33927
7542 * Makefile.in (dse.o): Depend on $(TM_P_H).
7543 * expr.h (extract_low_bits): Declare.
7544 * expmed.c (extract_low_bits): New function.
7545 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
7546 * dse.c: Include tm_p.h.
7547 (find_shift_sequence): Remove the read_reg argument and return the
7548 read value. Emit the instructions instead of returning them.
7549 Iterate on new_mode rather than calculating it each time.
7550 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
7551 source to NEW_MODE and extract_low_bits to convert the shifted
7553 (replace_read): Allow the load and store to have different mode
7554 classes. Use extract_low_bits when SHIFT == 0. Create the shift
7555 or extraction instructions before trying the replacement. Update
7556 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
7558 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7560 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7561 to their natural alignment to avoid store forwarding stalls.
7563 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7566 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
7567 encouraging but not allowing gprs for input;
7568 change the input constraint to !f#r.
7569 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
7571 change the output constraint to !f#r.
7573 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
7576 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
7577 corresponding post-reload splitters.
7578 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
7579 when x87 FP math is selected.
7580 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
7581 New function prototype.
7582 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
7583 unreachable function to ease macroization of insn patterns.
7585 2008-03-21 Martin Jambor <mjambor@suse.cz>
7587 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
7588 reference dumps if ddr is NULL or dependence is unknown.
7590 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
7592 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
7593 unsigned extension into account.
7594 (ATOMIC_COMPARE_AND_SWAP): Likewise.
7595 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
7596 Do computations on a scratch register.
7598 2008-03-21 Richard Guenther <rguenther@suse.de>
7600 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7601 Use is_gimple_min_invariant instead of TREE_INVARIANT.
7602 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
7603 * tree-ssa-dom.c (record_equality): Likewise.
7604 * tree-inline.c (copy_body_r): Likewise.
7605 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
7608 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
7610 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
7611 as 'delete_unused' argument.
7613 2008-03-20 Richard Guenther <rguenther@suse.de>
7615 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
7616 special casing of constant qualifiers.
7617 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
7618 care about them in general.
7619 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
7620 regardless of their type.
7621 (fold_stmt_r): Forcefully fold *& if we end up with that.
7623 2008-03-20 Paul Brook <paul@codesourcery.com>
7625 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
7626 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
7628 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
7630 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
7631 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
7633 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
7635 * common.opt (Wmudflap): New option.
7636 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
7637 (mx_register_decls): Likewise.
7638 (mudflap_finish_file): Likewise.
7639 * doc/invoke.texi: Document -Wno-mudflap.
7641 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
7643 * c-format.c (replace_format_name_to_system_name): New.
7645 (convert_format_name_to_system_name): New.
7646 (decode_format_attr): Add use of convert_format_name_to_system_name.
7647 (format_types_orig): Add gnu_ prefix to names.
7648 (check_format_info_main): Special treating of \0 escaped names for
7649 supporting multi-character format specifiers as I32, I64.
7650 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
7651 (gnu_target_overrides_format_attributes): New.
7652 * c-format.h: Add structure target_ovr_attr to hold
7653 system specific formatter names.
7654 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
7655 msformat-c.o file to c_target_objs and cxx_target_objs.
7656 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7657 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
7658 (TARGET_N_FORMAT_TYPES): New.
7659 * config/i386/msformat-c.c: New.
7660 * config/i386/t-cygming: Add build rule for msformat-c.o.
7661 * doc/extend.texi: Add new format names gnu_* and ms_* and
7663 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7665 2008-03-20 Ira Rosen <irar@il.ibm.com>
7667 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
7668 optimizations turned on under -O3.
7669 (ftree-vectorize): Add that the flag is turned on with -O3.
7671 2008-03-20 Ben Elliston <bje@au.ibm.com>
7673 * regmove.c (try_auto_increment): Fix spelling error in comment.
7674 * final.c (final_scan_insn): Likewise.
7676 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
7679 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
7680 allocator preferences for "y" and "r" class registers.
7681 ("*mov<mode>_internal"): Ditto.
7682 ("*movv2sf_internal_rex64"): Ditto.
7683 ("*movv2sf_internal"): Ditto.
7685 2008-03-19 Michael Matz <matz@suse.de>
7688 * calls.c (expand_call): Check overlap of arguments with call
7689 address for sibcalls.
7691 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7694 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7695 of the underlying type of a MS bitfield layout to the natural
7696 alignment of the type.
7698 2008-03-19 Jan Hubicka <jh@suse.cz>
7701 * toplev.c (decode_d_option): Handle all CPP flags.
7702 * tree-vrp.c: Update tree_pass descriptors.
7703 * regrename.c: Update tree_pass descriptors.
7704 * fwprop.c: Update tree_pass descriptors.
7705 * doc/invoke.texi: Remove documentation of dropped -d? flags.
7706 * tree-into-ssa.c: Update tree_pass descriptors.
7707 * tree-dump.c: Update tree_pass descriptors.
7708 * tree-complex.c: Update tree_pass descriptors.
7709 * tree-dump.h: Update tree_pass descriptors.
7710 * see.c: Update tree_pass descriptors.
7711 * cgraphbuild.c: Update tree_pass descriptors.
7712 * tracer.c: Update tree_pass descriptors.
7713 * tree-loop-distribution.c: Update tree_pass descriptors.
7714 * cgraph.c: Update tree_pass descriptors.
7715 * postreload-gcse.c: Update tree_pass descriptors.
7716 * postreload.c: Update tree_pass descriptors.
7717 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
7718 * tree-tailcall.c: Update tree_pass descriptors.
7719 * tree-pass.h (tree_opt_pass): Rename to ...
7720 (opt_pass) ... this one; add "type" field and remove letter field.
7721 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
7722 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
7723 all_lowering_passes): Update declaration.
7724 * ipa-cp.c: Update tree_pass descriptors.
7725 * final.c: Update tree_pass descriptors.
7726 * omp-low.c: Update tree_pass descriptors.
7727 * tree-ssa-dse.c: Update tree_pass descriptors.
7728 * ipa-reference.c: Update tree_pass descriptors.
7729 * tree-ssa-uncprop.c: Update tree_pass descriptors.
7730 * auto-inc-dec.c: Update tree_pass descriptors.
7731 * reorg.c: Update tree_pass descriptors.
7732 * cgraphunit.c: Update tree_pass descriptors.
7733 * tree-ssa-copyrename.c: Update tree_pass descriptors.
7734 * tree-ssa-ccp.c: Update tree_pass descriptors.
7735 * df-core.c: Update tree_pass descriptors.
7736 * mode-switching.c: Update tree_pass descriptors.
7737 * tree-nomudflap.c: Update tree_pass descriptors.
7738 * modulo-sched.c: Update tree_pass descriptors.
7739 * ipa-pure-const.c: Update tree_pass descriptors.
7740 * cse.c: Update tree_pass descriptors.
7741 * web.c: Update tree_pass descriptors.
7742 * tree-stdarg.c: Update tree_pass descriptors.
7743 * tree-ssa-math-opts.c: Update tree_pass descriptors.
7744 * tree-ssa-dom.c: Update tree_pass descriptors.
7745 * tree-nrv.c: Update tree_pass descriptors.
7746 * tree-ssa-alias.c: Update tree_pass descriptors.
7747 * loop-init.c: Update tree_pass descriptors.
7748 * gimple-low.c: Update tree_pass descriptors.
7749 * ipa-inline.c: Update tree_pass descriptors.
7750 * tree-ssa-sink.c: Update tree_pass descriptors.
7751 * global.c: Update tree_pass descriptors.
7752 * ifcvt.c: Update tree_pass descriptors.
7753 * jump.c: Update tree_pass descriptors.
7754 * predict.c: Update tree_pass descriptors.
7755 * tree-ssa-loop.c: Update tree_pass descriptors.
7756 * recog.c: Update tree_pass descriptors.
7757 * dse.c: Update tree_pass descriptors.
7758 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
7759 * tree-eh.c: Update tree_pass descriptors.
7760 * regmove.c: Update tree_pass descriptors.
7762 * function.c: Update tree_pass descriptors.
7763 * tree-vectorizer.c: Update tree_pass descriptors.
7764 * gcse.c: Update tree_pass descriptors.
7765 * ipa-type-escape.c: Update tree_pass descriptors.
7766 * tree-if-conv.c: Update tree_pass descriptors.
7767 * init-regs.c: Update tree_pass descriptors.
7768 * ipa.c: Update tree_pass descriptors.
7769 * tree-ssa-phiopt.c: Update tree_pass descriptors.
7770 * rtl-factoring.c: Update tree_pass descriptors.
7771 * lower-subreg.c: Update tree_pass descriptors.
7772 * bt-load.c: Update tree_pass descriptors.
7773 * tree-dfa.c: Update tree_pass descriptors.
7774 * except.c: Update tree_pass descriptors.
7775 * emit-rtl.c: Update tree_pass descriptors.
7776 * cfgexpand.c: Update tree_pass descriptors.
7777 * tree-cfgcleanup.c: Update tree_pass descriptors.
7778 * cfgcleanup.c: Update tree_pass descriptors.
7779 * tree-ssa-pre.c: Update tree_pass descriptors.
7780 * tree-sra.c: Update tree_pass descriptors.
7781 * tree-mudflap.c: Update tree_pass descriptors.
7782 * tree-ssa-copy.c: Update tree_pass descriptors.
7783 * cfglayout.c: Update tree_pass descriptors.
7784 * tree-ssa-forwprop.c: Update tree_pass descriptors.
7785 * tree-ssa-dce.c: Update tree_pass descriptors.
7786 * tree-ssa.c: Update tree_pass descriptors.
7787 * regclass.c: Update tree_pass descriptors.
7788 * integrate.c: Update tree_pass descriptors.
7789 * tree-optimize.c: Update tree_pass descriptors.
7790 * tree-ssa-phiprop.c: Update tree_pass descriptors.
7791 * tree-object-size.c: Update tree_pass descriptors.
7792 * combine.c: Update tree_pass descriptors.
7793 * tree-outof-ssa.c: Update tree_pass descriptors.
7794 * bb-reorder.c: Update tree_pass descriptors.
7795 * stack-ptr-mod.c: Update tree_pass descriptors.
7796 * var-tracking.c: Update tree_pass descriptors.
7797 * tree-profile.c: Update tree_pass descriptors.
7798 * tree-vect-generic.c: Update tree_pass descriptors.
7799 * reg-stack.c: Update tree_pass descriptors.
7800 * sched-rgn.c: Update tree_pass descriptors.
7801 * tree-ssa-structalias.c: Update tree_pass descriptors.
7802 * tree-cfg.c: Update tree_pass descriptors.
7803 * passes.c (current_pass): Update declaration.
7804 (finish_optimization_passes): Update.
7805 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
7806 (register_one_dump_file, register_dump_files_1, next_pass_1):
7808 (init_optimization_passes): Update handling of new types.
7809 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
7810 * ipa-struct-reorg.c: Update tree_pass descriptors.
7811 * tree-ssa-reassoc.c: Update tree_pass descriptors.
7812 * combine-stack-adj.c: Update tree_pass descriptors.
7813 * cfgrtl.c: Update tree_pass descriptors.
7814 * dce.c: Update tree_pass descriptors.
7815 * tree-ssanames.c: Update tree_pass descriptors.
7817 2008-03-19 Richard Guenther <rguenther@suse.de>
7820 * tree-ssa.c (walk_data): New structure.
7821 (warn_uninitialized_var): If not always_executed warn with "maybe"
7823 (execute_early_warn_uninitialized): Compute post-dominators.
7824 Initialize always_executed before processing each basic block.
7826 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
7829 * config/i386/i386.c (x86_this_parameter): Calculate correct location
7830 of "this" pointer when "regparm = N" or "fastcall" is in effect.
7832 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7834 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
7836 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
7838 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
7840 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
7841 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
7842 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
7843 target after ignore has been set, and move there also the commputation
7844 of subtarget and original_target.
7845 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
7846 (LANG_HOOKS_INITIALIZER): Remove it.
7847 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
7849 2008-03-18 Richard Guenther <rguenther@suse.de>
7851 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
7852 found an expression with constants, note that in the VN for the lhs.
7853 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
7854 fold them to constants if possible. Run cleanup_cfg if done so.
7855 (execute_pre): Return todo.
7857 (execute_fre): Likewise.
7858 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
7860 (get_prop_source_stmt): Look through pointer conversions.
7862 2008-03-18 Jan Hubicka <jh@suse.cz>
7864 * tree-pretty-print.c: Include predict.h.
7865 (dump_generic_node): Dump predictor.
7866 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
7867 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
7868 * gimple-low.c (lower_stmt): Likewise.
7869 * expr.c (expand_expr_real): Likewise.
7870 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
7872 (build_predict_expr, build_predict_expr): New.
7873 * predict.h (predictor_name, build_predict_expr): Update.
7874 * c-typeck.c (c_finish_bc_stmt): Add prediction.
7875 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
7876 * predict.def (PRED_CONTINUE): Update hitrate.
7877 * tree.def (PREDICT_EXPR): Define.
7878 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
7879 do not handle BIND_EXPR.
7880 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
7881 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
7882 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
7885 2008-03-18 Michael Matz <matz@suse.de>
7887 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
7889 2008-03-18 Richard Guenther <rguenther@suse.de>
7891 * tree-gimple.h (is_gimple_invariant_address): Declare.
7892 (is_gimple_constant): Likewise.
7893 * tree-gimple.c (is_gimple_constant): New function.
7894 (is_gimple_invariant_address): Likewise.
7895 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
7896 and is_gimple_invariant_address.
7897 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
7899 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
7900 an addressable base.
7902 2008-03-18 Jakub Jelinek <jakub@redhat.com>
7905 * gimplify.c (gimplify_expr): Gimplify second operand of
7908 2008-03-17 Richard Guenther <rguenther@suse.de>
7910 PR tree-optimization/19637
7911 * fold-const.c (fold_unary): Remove restrictions of removing
7912 intermediate pointer-conversions (P2)(P1)P0.
7913 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
7914 conversion to void pointer.
7915 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
7917 2008-03-16 James E. Wilson <wilson@tuliptree.org>
7920 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
7921 emulated thread local variables.
7923 2008-03-16 Richard Guenther <rguenther@suse.de>
7926 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
7927 expand TREE_INVARIANT operations that are not gimple invariant.
7929 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
7931 * doc/extend.texi (Alignment): Say that the ABI controls
7932 the __alignof__ for non-strict-alignment targets rather
7933 than being a recommendation.
7935 2008-03-15 Paul Brook <paul@codesourcery.com>
7937 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
7939 (arm_output_fn_unwind): Mark functions that can not be unwound.
7941 2008-03-15 Paul Brook <paul@codesourcery.com>
7943 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
7944 extension instructions.
7946 2008-03-15 Richard Guenther <rguenther@suse.de>
7948 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
7949 and fold constant aggregate refs.
7950 (fold_const_aggregate_ref): Handle string constants
7951 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
7952 (evaluate_stmt): Simplify now that ccp_fold folds constant
7955 2008-03-15 Paul Brook <paul@codesourcery.com>
7957 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
7958 (extzv): Use gen_extzv_t2.
7959 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
7961 2008-03-15 Richard Guenther <rguenther@suse.de>
7963 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
7964 (fold_const_aggregate_ref): Likewise.
7965 (get_value): Return NULL if we don't have any values.
7966 (ccp_finalize): Set const_val to NULL after freeing it.
7967 * tree-flow.h (get_symbol_constant_value): Declare.
7968 (fold_const_aggregate_ref): Likewise.
7969 * tree-ssa-sccvn.c (try_to_simplify): Use them.
7971 2008-03-15 Richard Guenther <rguenther@suse.de>
7974 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
7975 to not produce negative array indices if not allowed. Add
7976 parameter to indicate that.
7977 (maybe_fold_offset_to_component_ref): Allow negative array
7978 indices only for the first member of a structure.
7979 (maybe_fold_offset_to_reference): Allow negative array indices.
7980 (maybe_fold_stmt_addition): Likewise.
7982 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
7983 Anatoly Sokolov <aesok@post.ru>
7985 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
7986 (avr_arch): Add ARCH_AVR6.
7987 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
7988 (initial_elimination_offset): Initialize and use 'avr_pc_size'
7989 instead of fixed value 2.
7990 (print_operand_address): Use gs() asm specifier instead of pm().
7991 (avr_assemble_integer): (Ditto.).
7992 (avr_output_addr_vec_elt): (Ditto.).
7993 (print_operand): Handle "!" code.
7994 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
7995 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
7996 (AVR_HAVE_EIJMP_EICALL): Define.
7997 (AVR_3_BYTE_PC): Redefine.
7998 (AVR_2_BYTE_PC): (Ditto.).
7999 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
8000 (LINK_SPEC): Add atmega2560 and atmega2561.
8001 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
8003 * config/avr/avr.md (call_insn): Use eicall instead of icall
8004 for 3 byte PC devices.
8005 (call_value_insn): (Ditto.).
8006 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
8007 (indirect_jump): Use only for for 2 byte PC devices.
8008 (*tablejump): (Ditto.).
8009 (*indirect_jump_avr6): Add insn.
8010 (*tablejump_rjmp): Don't use for 3 byte PC devices.
8011 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
8012 instead of ijmp for 3 byte PC devices.
8013 (__tablejump2__): (Ditto.).
8014 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
8015 (MULITLIB_DIRNAMES): (Ditto.).
8016 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
8018 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
8020 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
8021 "sse2_umulsidi3". Use V1DI mode for operand 0.
8022 ("mmx_psadbw"): Use V1DI mode for operand 0.
8023 * config/i386/i386-modes.def (V1SI): New vector mode.
8024 * config/i386/i386.c (struct builtin_description)
8025 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
8026 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
8027 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
8028 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
8029 v1di_ftype_v8qi_v8qi type.
8030 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
8032 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
8033 __builtin_ia32_pmuludq]: Fix the mode of return value.
8035 2008-03-15 Richard Guenther <rguenther@suse.de>
8038 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
8041 2008-03-14 Bob Wilson <bob.wilson@acm.org>
8043 * doc/invoke.texi (Option Summary, Xtensa Options): Document
8044 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
8045 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
8046 unless TARGET_SERIALIZE_VOLATILE is enabled.
8047 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
8048 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
8049 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
8051 2008-03-14 Richard Guenther <rguenther@suse.de>
8053 PR tree-optimization/34172
8054 * tree-flow.h (refs_may_alias_p): Declare.
8055 (get_single_def_stmt): Likewise.
8056 (get_single_def_stmt_from_phi): Likewise.
8057 (get_single_def_stmt_with_phi): Likewise.
8058 * tree-dfa.c (refs_may_alias_p): New function.
8059 (get_single_def_stmt): Likewise.
8060 (get_single_def_stmt_from_phi): Likewise.
8061 (get_single_def_stmt_with_phi): Likewise.
8062 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
8063 (vn_reference_lookup_1): New helper function.
8064 (vn_reference_lookup): Walk the virtual use-def chain to
8065 continue searching for a match if the def does not alias the
8066 reference we are looking for.
8068 2008-03-14 David Edelsohn <edelsohn@gnu.org>
8070 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
8071 archive and Perzl. Update The Written Word listing.
8073 2008-03-14 Richard Guenther <rguenther@suse.de>
8075 PR tree-optimization/34043
8076 PR tree-optimization/33989
8077 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
8079 (bitmap_find_leader): Use extra argument to verify dominance
8080 relationship inside a basic-block.
8081 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
8082 (find_leader_in_sets): Adjust.
8083 (create_component_ref_by_pieces): Take extra argument for
8084 dominance check, handle lookup failures.
8085 (find_or_generate_expression): Likewise.
8086 (create_expression_by_pieces): Likewise.
8087 (insert_into_preds_of_block): Adjust.
8088 (create_value_expr_from): If asked for, verify all operands
8089 are in the blocks AVAIL_OUT set.
8090 (make_values_for_stmt): Check for SSA_NAMEs that are life
8091 over an abnormal edge.
8092 (compute_avail): Remove such check.
8093 (do_SCCVN_insertion): New function.
8094 (eliminate): If we do not find a leader suitable for replacement
8095 insert a replacement expression from SCCVN if available.
8096 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
8097 (struct vn_ssa_aux): Add needs_insertion flag.
8098 * tree-ssa-sccvn.c (may_insert): New global flag.
8099 (copy_reference_ops_from_ref): Value-number union member access
8100 based on its size, not type and member if insertion is allowed.
8101 (visit_reference_op_load): For a weak match from union type
8102 punning lookup a view-converted value and insert a SSA_NAME
8103 for that value if that is not found.
8104 (visit_use): Make dumps shorter. Do not disallow value numbering
8105 SSA_NAMEs that are life over an abnormal edge to constants.
8106 (free_scc_vn): Release inserted SSA_NAMEs.
8107 (run_scc_vn): New flag to specify whether insertion is allowed.
8108 Process SSA_NAMEs in forward order.
8109 * tree-ssa-loop-im.c (for_each_index): Handle invariant
8110 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
8111 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
8112 pointer type to/from integral types that do not change the
8113 precision to regular conversions.
8115 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
8117 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
8118 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
8119 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
8120 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
8121 input arguments and the mode of return value. Built-in functions
8122 that operate on whole 64-bit MMX register now use V1DI mode.
8124 2008-03-13 Alon Dayan <alond@il.ibm.com>
8125 Olga Golovanevsky <olga@il.ibm.com>
8127 PR tree-optimization/35041
8128 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
8129 to locate the right position in a statement.
8131 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
8135 * config/i386/xmmintrin.h: Change all static inline functions to
8136 extern inline and add __gnu_inline__ attribute.
8137 * config/i386/bmintrin.h: Ditto.
8138 * config/i386/smmintrin.h: Ditto.
8139 * config/i386/tmmintrin.h: Ditto.
8140 * config/i386/mmintrin-common.h: Ditto.
8141 * config/i386/ammintrin.h: Ditto.
8142 * config/i386/emmintrin.h: Ditto.
8143 * config/i386/pmmintrin.h: Ditto.
8144 * config/i386/mmintrin.h: Ditto.
8145 * config/i386/mm3dnow.h: Ditto.
8147 2008-03-13 Jakub Jelinek <jakub@redhat.com>
8150 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
8151 (lower_omp_2): New function.
8152 (lower_omp_1, lower_omp): Rewritten.
8154 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
8157 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
8158 with the phrase "Microsoft Windows compilers".
8159 (Push/Pop Macro Pragmas): New subsection. Document
8160 #pragma push_macro and pragma pop_macro.
8162 2008-03-12 Paul Brook <paul@codesourcery.com>
8164 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
8166 2008-03-12 Paul Brook <paul@codesourcery.com>
8168 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
8169 (thumb2_alusi3_short): Exclude PLUS and MINUS.
8170 (thumb2_addsi_shortim): Rename ...
8171 (thumb2_addsi_short): ... to this. Allow register operands.
8172 (thumb2_subsi_short): New pattern.
8173 (thumb2_one_cmplsi2_short,
8174 thumb2_negsi2_short): New patterns and peepholes.
8176 2008-03-12 Paul Brook <paul@codesourcery.com>
8178 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
8180 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
8182 * config/i386/i386.md (int_cond): New code iterator.
8184 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
8185 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
8186 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
8187 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
8188 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
8189 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
8190 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
8191 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
8193 2008-03-12 Paul Brook <paul@codesourcery.com>
8195 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
8196 instead of {arm,thumb}_compute_save_reg_mask.
8197 (output_return_instruction): Ditto.
8198 (thumb_unexpanded_epilogue): Ditto.
8199 (thumb1_expand_prologue): Ditto.
8200 (thumb1_output_function_prologue): Ditto.
8201 (arm_set_return_address): Ditto.
8202 (thumb_set_return_address): Ditto.
8203 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
8204 regs to achieve stack alignment.
8205 (thumb1_compute_save_reg_mask): Fix compiler warning.
8206 (arm_output_epilogue): Use offsets->saved_regs_mask.
8207 Adjust stack pointer by poping call clobered registers.
8208 (arm_expand_prologue): Use offsets->saved_regs_mask.
8209 Adjust stack pointer by pushing extra registers.
8210 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
8212 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
8215 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
8216 conversion to the operands of a multiplication.
8218 2008-03-12 Richard Guenther <rguenther@suse.de>
8220 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
8221 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
8222 * timevar.def (TV_TREE_PHIPROP): Add.
8223 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
8224 pass description. Use TV_TREE_PHIPROP.
8225 * tree-ssa-forwprop.c: Remove phiprop code.
8227 2008-03-12 Jakub Jelinek <jakub@redhat.com>
8230 * omp-low.c (maybe_lookup_decl): Constify first argument.
8231 (use_pointer_for_field): Change last argument from bool to
8232 omp_context *. Disallow shared copy-in/out in nested
8233 parallel if decl is shared in outer parallel too.
8234 (build_outer_var_ref, scan_sharing_clauses,
8235 lower_rec_input_clauses, lower_copyprivate_clauses,
8236 lower_send_clauses, lower_send_shared_vars): Adjust callers.
8238 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
8239 Ira Rosen <irar@il.ibm.com>
8241 * tree-vectorizer.c (free_stmt_vec_info): New function.
8242 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
8243 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
8244 * tree-vectorizer.h (free_stmt_vec_info): Declare.
8245 * tree-vect-transform.c (vectorizable_conversion): Free
8246 vec_oprnds0 if it was allocated.
8247 (vect_permute_store_chain): Remove unused VECs.
8248 (vectorizable_store): Free VECs that are allocated in the..
8250 (vect_transform_strided_load, vectorizable_load): Likewise.
8251 (vect_remove_stores): Simplify the code.
8252 (vect_transform_loop): Move code to vect_remove_stores().
8253 Call vect_remove_stores() and free_stmt_vec_info().
8255 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8257 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
8258 TARGET_HPUX. Revise comment.
8259 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
8260 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
8261 Use sr4 variant of `be' instruction when not generating PIC code.
8262 (attr_length_call): Adjust for above change.
8264 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8266 * ipa-reference.c (static_execute): Remove module_statics_const and
8267 associated setting code.
8269 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8272 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
8273 predicate for operand 1.
8274 (paritysi2_cmp): Use register_operand predicate for operand 2.
8275 Use earlyclobber modifier for operand 1. Remove support for
8277 (paritydi2_cmp): Use register_operand predicate for operand 3.
8278 Use earlyclobber modifier for operand 1. Remove support for
8281 2008-03-11 Paul Brook <paul@codesourcery.com>
8282 Vladimir Prus <vladimir@codesourcery.com>
8284 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
8285 (arm_compute_save_reg0_reg12_mask): Always
8286 check if register 11 must be saved. Always safe hard frame pointer
8287 when frame_pointer_needeed.
8288 (arm_compute_save_reg_mask): Save IP and PC
8289 only with apcs frames.
8290 (arm_output_epilogue): Adjust Thumb2 codepath to
8291 be also invoked and work for ARM non-apcs frames.
8292 (arm_expand_prologue): Don't bother saving IP
8293 for non-apcs frame, since it's not clobbered by
8294 prologue code. Implement non-apcs frame
8297 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8299 PR rtl-optimization/35281
8300 * expr.c (convert_move): Use a new pseudo for the intermediate
8301 from_mode->word_mode result.
8303 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8305 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
8306 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
8307 * toplev.c (compile_file): Don't call it.
8309 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8312 * expr.c (store_expr): Call emit_block_move if the mode
8313 of "temp" RTX is BLKmode.
8315 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8316 Richard Guenther <rguenther@suse.de>
8318 PR tree-optimization/31358
8319 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
8320 the step with a NULL_TREE.
8321 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
8322 to sizetype if type is a pointer type.
8323 (add_candidate_1): Don't convert the base and step to
8324 the generic type if the orginal type is a pointer type.
8325 (add_iv_value_candidates): Use sizetype for the step
8326 if type is a pointer type.
8327 (cand_value_at): Likewise.
8328 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
8330 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
8331 Don't convert the tem affine to the type.
8332 (add_elt_to_tree): Use sizetype for the step if a pointer.
8333 Use POINTER_PLUS_EXPR for pointers.
8334 (aff_combination_to_tree): Use sizetype for the step if a
8337 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
8339 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
8340 Remove commutativity hint.
8342 2008-03-10 Jakub Jelinek <jakub@redhat.com>
8346 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
8347 errorneous type. Check that v is a VAR_DECL.
8350 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
8352 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
8354 PR tree-optimization/35494
8355 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
8356 may be overriden at link and run time.
8358 2008-03-10 Richard Guenther <rguenther@suse.de>
8360 PR tree-optimization/34677
8361 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
8362 (poolify_tree): Likewise.
8363 (modify_expr_template): Likewise.
8364 (poolify_modify_stmt): Likewise.
8365 (insert_fake_stores): Handle all component-ref style stores
8366 in addition to INDIRECT_REF. Also handle complex types.
8367 Do not poolify the inserted load.
8368 (realify_fake_stores): Do not rebuild the tree but only
8369 make it a SSA_NAME copy.
8370 (init_pre): Remove initialzation of modify_expr_template.
8371 Do not allocate modify_expr_node_pool.
8372 (fini_pre): Do not free modify_expr_node_pool.
8374 2008-03-10 Paul Brook <paul@codesourcery.com>
8376 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
8379 2008-03-10 Paul Brook <paul@codesourcery.com>
8380 Mark Shinwell <shinwell@codesourcery.com>
8382 * config/arm/cortex-r4.md: New.
8383 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
8385 * config/arm/arm.md: Include cortex-r4.md.
8386 (insn): Add smmls, sdiv and udiv values.
8387 (generic_sched): Don't use generic scheduling for Cortex-R4.
8388 (arm_issue_rate): New function.
8389 (TARGET_SCHED_ISSUE_RATE): Define.
8391 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
8393 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
8395 2008-03-10 Richard Guenther <rguenther@suse.de>
8397 * tree-ssa-pre.c (get_sccvn_value): Simplify.
8398 (compute_avail): Do not add stmt uses to AVAIL_OUT.
8400 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
8402 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
8403 Set default to true.
8405 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8407 * c.opt (Wsynth): Deprecate.
8408 * doc/invoke.texi (Option Summary, Warning Options): Document
8409 -Wno-format-contains-nul.
8411 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
8414 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
8415 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
8417 2008-03-09 Ira Rosen <irar@il.ibm.com>
8419 * config/rs6000/rs6000.c (builtin_description): Rename vector
8420 left shift operations.
8421 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
8422 (altivec_vsl<VI_char>): Rename to ...
8423 (ashl<mode>3): ... new name.
8424 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
8426 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
8428 2008-03-08 Richard Guenther <rguenther@suse.de>
8430 * coverage.h (tree_coverage_counter_addr): Declare.
8431 * coverage.c (tree_coverage_counter_addr): New function.
8432 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
8434 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
8435 (tree_gen_one_value_profiler): Likewise.
8436 (tree_gen_ic_profiler): Likewise.
8437 (tree_gen_average_profiler): Likewise.
8438 (tree_gen_ior_profiler): Likewise.
8440 2008-03-08 Richard Guenther <rguenther@suse.de>
8442 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
8443 (vn_binary_op_insert): Likewise.
8444 (vn_unary_op_lookup): Likewise.
8445 (vn_unary_op_insert): Likewise.
8446 (vn_nary_op_lookup): Declare.
8447 (vn_nary_op_insert): Likewise.
8448 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
8449 and binary hashes, use a single obstack for unary_op_pool
8451 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
8452 a single struct vn_nary_op_s. Store tree code length and
8453 a variable number of operands.
8454 (struct vn_reference_op_struct): Remove unused op2.
8455 (vn_reference_op_eq): Do not compare op2.
8456 (vn_reference_op_compute_hash): Do not compute hash of op2.
8457 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
8458 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
8459 with vn_nary_op_compute_hash.
8460 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
8461 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
8463 (vn_unary_op_insert, vn_binary_op_insert): Replace with
8465 (visit_unary_op): Call nary functions.
8466 (visit_binary_op): Likewise.
8467 (process_scc): Adjust for struct vn_tables_s changes.
8468 (allocate_vn_table): Likewise.
8469 (free_vn_table): Likewise.
8470 * tree-vn.c (vn_add): Call nary functions.
8471 (vn_lookup): Likewise.
8473 2008-03-08 Jakub Jelinek <jakub@redhat.com>
8476 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
8477 wdst back after sync_compare_and_swapqhi_internal.
8479 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
8482 * config/i386/i386-modes.def (V1DI): New vector mode.
8483 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
8484 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
8485 (MMXMODE248): Ditto.
8486 (MMXMODE): Add V1DI mode.
8487 (mmxvecsize): Change DI mode to V1DI mode.
8488 ("mov<mode>): Use MMXMODEI8 mode iterator.
8489 ("*mov<mode>_internal_rex64"): Ditto.
8490 ("*mov<mode>_internal"): Ditto.
8491 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
8492 ("mmx_sub<mode>3"): Ditto.
8493 ("mmx_adddi3"): Remove insn pattern.
8494 ("mmx_subdi3"): Ditto.
8495 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
8496 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
8497 ("mmx_ashl<mode>3"): Ditto.
8498 ("mmx_lshrdi3"): Remove insn pattern.
8499 ("mmx_ashldi3"): Ditto.
8500 * config/i386/i386.c (classify_argument): Handle V1DImode.
8501 (function_arg_advance_32): Ditto.
8502 (function_arg_32): Ditto.
8503 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
8504 mmx_addv1di3 insn pattern.
8505 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
8506 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
8507 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
8508 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
8509 Remove definitions of built-in functions.
8510 (V1DI_type_node): New node.
8511 (v1di_ftype_v1di_int): Ditto.
8512 (v1di_ftype_v1di_v1di): Ditto.
8513 (v2si_ftype_v2si_si): Ditto.
8514 (v4hi_ftype_v4hi_di): Remove node.
8515 (v2si_ftype_v2si_di): Ditto.
8516 (ix86_init_mmx_sse_builtins): Handle V1DImode.
8517 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
8518 Redefine builtins using def_builtin_const with *_ftype_*_int node.
8519 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
8520 Add new builtins using def_builtin_const.
8521 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
8522 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
8523 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
8524 * config/i386/mmintrin.h (__v1di): New typedef.
8525 (_mm_add_si64): Cast arguments to __v1di type.
8526 (_mm_sub_si64): Ditto.
8527 (_mm_sll_pi16): Cast __count to __v4hi type.
8528 (_mm_sll_pi32): Cast __count to __v2si type.
8529 (_mm_sll_si64): Cast arguments to __v1di type.
8530 (_mm_srl_pi16): Cast __count to __v4hi type.
8531 (_mm_srl_pi32): Cast __count to __v2si type.
8532 (_mm_srl_si64): Cast arguments to __v1di type.
8533 (_mm_sra_pi16): Cast __count to __v4hi type.
8534 (_mm_sra_pi32): Cast __count to __v2si type.
8535 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
8536 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
8537 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
8538 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
8539 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
8540 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
8541 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
8542 (_mm_srai_pi32): Use __builtin_ia32_psradi.
8543 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
8544 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
8545 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
8546 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
8548 2008-03-07 Joseph Myers <joseph@codesourcery.com>
8550 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
8552 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
8555 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
8556 reg+const addressing for Altivec modes. Don't generate reg+reg
8557 addressing for TFmode or TDmode quantities.
8559 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
8561 * c-common.c (vector_types_convertible_p): Call langhook
8562 instead of comptypes.
8564 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8567 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
8568 integral and scalar float variables which have a
8571 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
8573 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
8574 dwarf_register_span hook when emitting unwind information for
8575 register-to-memory saves.
8576 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
8577 (rs6000_frame_related): Remove call to spe_synthesize_frame.
8579 2008-03-06 Jakub Jelinek <jakub@redhat.com>
8581 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
8582 for the same VAR_DECL.
8584 2008-03-06 Tom Tromey <tromey@redhat.com>
8587 * doc/standards.texi (Standards): Don't mention treelang.
8588 * doc/invoke.texi (Overall Options): Don't mention treelang.
8589 * doc/install.texi (Prerequisites): Don't mention bison or
8591 (Configuration): Don't mention treelang.
8592 (Building): Likewise.
8593 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
8595 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
8597 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
8598 word-extractions out of a multi-word object.
8600 2008-03-06 Richard Guenther <rguenther@suse.de>
8602 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
8603 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
8604 result type and precision.
8605 * expr.c (get_inner_reference): Set unsignedp based on the result
8606 type of BIT_FIELD_REF.
8607 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
8608 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
8609 (try_instantiate_multiple_fields): Likewise. Use the correct type
8611 (sra_build_assignment): Likewise.
8612 (sra_build_elt_assignment): Likewise.
8613 (sra_explode_bitfield_assignment): Likewise.
8614 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
8615 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
8616 set BIT_FIELD_REF_UNSIGNED.
8617 (vectorizable_load): Likewise.
8619 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
8621 * cse.c (cse_extended_basic_block): Invalidate artificial defs
8624 2008-03-06 Richard Guenther <rguenther@suse.de>
8626 * alias.c (struct alias_set_entry): Move has_zero_child field
8627 to pack with alias_set.
8629 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
8631 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8634 2008-03-05 Ian Lance Taylor <iant@google.com>
8636 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
8638 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8640 * fwprop.c (update_df): Support width and offset parameters of
8642 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
8643 global_conflicts): Change DF_REF_EXTRACT to either
8644 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8645 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8646 * df-scan.c (df_ref_record, df_defs_record,
8647 df_ref_create_structure, df_def_record_1, df_uses_record,
8648 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
8649 df_bb_refs_collect, df_entry_block_defs_collect,
8650 df_exit_block_uses_collect): Support new width and offset fields.
8651 (ref_extract_pool): New storage pool.
8652 (df_free_ref): New function.
8653 (df_reg_chain_unlink, df_free_collection_rec,
8654 df_sort_and_compress_refs): Call df_free_ref.
8655 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
8657 (df_ref_create_structure): Allocate df_ref_extract if offset and
8658 width fields are used.
8659 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
8660 (df_uses_record): Get offset and width from ZERO_EXTRACT
8662 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
8663 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8664 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8665 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
8666 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8667 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8668 (df_ref_extract): New structure.
8669 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
8670 (df_ref_create): Add width and offset parameters.
8672 2008-03-05 Richard Guenther <rguenther@suse.de>
8674 * tree-ssa-structalias.c (get_constraint_for_component_ref):
8675 Use ranges_overlap_p.
8676 (offset_overlaps_with_access): Rename
8677 to ranges_overlap_p and move ...
8678 * tree-flow-inline.h (ranges_overlap_p): ... here.
8680 * tree.h (get_inner_reference, handled_component_p): Update
8683 * tree.h (record_component_aliases, get_alias_set,
8684 alias_sets_conflict_p, alias_sets_must_conflict_p,
8685 objects_must_conflict_p): Move declarations ...
8686 * alias.h (record_component_aliases, get_alias_set,
8687 alias_sets_conflict_p, alias_sets_must_conflict_p,
8688 objects_must_conflict_p): ... here.
8689 Include coretypes.h.
8690 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
8692 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
8694 * cfg.c: Include tree-flow.h.
8695 (remove_edge_raw): Call redirect_edge_var_map_clear.
8696 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
8697 * tree-flow-inline.h (redirect_edge_var_map_def): New.
8698 (redirect_edge_var_map_result): New.
8699 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
8700 PENDING_STMT use with redirect_edge_var_map_*.
8701 * tree-ssa.c (edge_var_maps): New definition.
8702 (redirect_edge_var_map_add): New.
8703 (redirect_edge_var_map_clear): New.
8704 (redirect_edge_var_map_dup): New.
8705 (redirect_edge_var_map_vector): New.
8706 (redirect_edge_var_map_destroy): New.
8707 (ssa_redirect_edge): Replace PENDING_STMT use with
8708 redirect_edge_var_map_*.
8709 (flush_pending_stmts): Same.
8710 (delete_tree_ssa): Destroy edge var map.
8711 * tree-flow.h (struct _edge_var_map): New.
8712 Define edge_var_map vector type.
8713 Declare redirect_edge_var_map_* prototypes.
8714 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
8715 * tree-cfg.c (reinstall_phi_args): Replace
8716 PENDING_STMT use with redirect_edge_var_map_*.
8718 2008-03-05 Richard Guenther <rguenther@suse.de>
8720 PR tree-optimization/35472
8721 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
8722 whose single use_stmt has a overlapping set of loaded and
8723 stored symbols as that use_stmt might be a noop assignment then.
8725 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
8727 * gthr-rtems.h: Implement __gthread_mutex_destroy.
8729 2008-03-05 Richard Guenther <rguenther@suse.de>
8732 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
8733 should be constants.
8734 * tree-cfg.c (verify_expr): Verify it.
8735 * fold-const.c (fold_truthop): Remove code generating
8736 BIT_FIELD_REFs of structure bases.
8737 (fold_binary): Likewise.
8738 (fold_ternary): Position and size of BIT_FIELD_REFs are
8739 always host integers.
8740 (make_bit_field_ref): Remove.
8741 (optimize_bit_field_compare): Remove.
8742 (all_ones_mask_p): Remove.
8744 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
8747 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
8748 (split_block_and_df_analyze): New. Split basic block and rebuild
8750 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
8752 (split_pattern_seq): Likewise.
8753 (erase_matching_seqs): Likewise.
8754 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
8756 2008-03-04 Geoff Keating <geoffk@apple.com>
8758 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
8759 declaration and code.
8760 (tree_invalid_nonnegative_warnv_p): Likewise.
8762 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8764 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
8765 examples. Truncate option-names then causing overfull hbox.
8767 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8770 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
8772 * configure: Rebuilt.
8774 2008-03-04 Rafael Espindola <espindola@google.com>
8776 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
8777 (tree_unary_nonnegative_warnv_p): New.
8778 (tree_binary_nonnegative_warnv_p): New.
8779 (tree_single_nonnegative_warnv_p): New.
8780 (tree_invalid_nonnegative_warnv_p): New.
8781 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
8783 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8786 * opts.c (handle_option): Postpone 'unknown option' errors only for
8789 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
8792 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
8795 2008-03-04 Rafael Espindola <espindola@google.com>
8797 * fold-const.c (tree_unary_nonzero_warnv_p): New.
8798 (tree_binary_nonzero_warnv_p): New.
8799 (tree_single_nonzero_warnv_p): New.
8800 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
8802 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
8805 * fold-const.c (fold_cond_expr_with_comparison): Prevent
8806 transformations for modes that have signed zeros.
8807 * ifcvt.c (noce_try_abs): Ditto.
8809 2008-03-04 Joseph Myers <joseph@codesourcery.com>
8811 * config/i386/i386.c (override_options): Force
8812 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
8814 2008-03-04 Jan Hubicka <jh@suse.cz>
8817 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
8820 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
8822 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
8823 label to probe the stack.
8825 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
8827 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
8828 (__gthr_win32_mutex_destroy): Declare.
8829 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
8830 __gthr_win32_mutex_destroy.
8831 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
8833 2008-03-03 Jan Hubicka <jh@suse.cz>
8836 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
8837 aggressive on inlining cold calls.
8839 2008-03-03 Richard Guenther <rguenther@suse.de>
8841 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
8842 struct copies into the expression table.
8843 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
8844 (try_to_simplify): Likewise.
8845 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
8846 integral and pointer arguments which do not change the
8847 precision to NOP_EXPRs.
8848 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
8849 VIEW_CONVERT_EXPR case.
8851 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
8853 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
8854 defined in a loop at depth 0 is invariant.
8855 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8856 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
8857 be called at loop depth 0.
8859 2008-03-02 Jakub Jelinek <jakub@redhat.com>
8862 * gcc.c (process_command): Update copyright notice dates.
8863 * gcov.c (print_version): Likewise.
8864 * gcov-dump.c (print_version): Likewise.
8865 * mips-tfile.c (main): Likewise.
8866 * mips-tdump.c (main): Likewise.
8868 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8871 * c-common.c (flag_permissive): Delete.
8872 (constant_expression_warnings): Check flags first.
8873 (constant_expression_error): New.
8874 * c-common.h (flag_permissive): Delete.
8875 (constant_expression_error): Declare.
8876 * flags.h (flag_permissive): Declare. Update description.
8877 * diagnostic.c (pedwarn): Update.
8879 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
8880 (permissive_error_kind): New.
8881 * toplev.c (flag_permissive): Define. Update description.
8882 * toplev.h (permissive_error_kind): Declare.
8883 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
8884 (pedwarn_c90): Use pedantic_warning_kind.
8885 * c-opts.c (c_common_post_options): flag_permissive does not affect
8886 flag_pedantic_errors.
8888 2008-03-02 Joseph Myers <joseph@codesourcery.com>
8890 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
8891 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
8892 __absvsi2, __absvDI2): Use unsigned arithmetic.
8894 2008-03-02 Andi Kleen <ak@suse.de>
8895 Richard Guenther <rguenther@suse.de>
8897 * struct-equiv.c: Remove file.
8898 * cfg_cleanup.c (condjump_equiv_p): Remove.
8899 * Makefile.in (OBJS-common): Remove struct-equiv.o.
8900 (struct-equiv.o): Remove rule.
8901 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
8902 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
8903 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
8905 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8907 * ifcvt.c (noce_process_if_block): Try to handle only the then
8908 block if the else block exists but isn't suitable.
8910 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
8913 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
8914 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
8915 regression from previous patch.
8917 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
8920 * gthr.h: Add __gthread_mutex_destroy as a function that must be
8922 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
8923 * gthr-single.h (__gthread_mutex_destroy): Likewise.
8924 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
8925 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
8926 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
8927 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
8928 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
8929 (__gthread_mutex_destroy_function): Rename to
8930 __gthread_mutex_destroy.
8931 * gthr-dce.h (__gthread_mutex_destroy): Call
8932 pthread_mutex_destroy.
8933 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
8934 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
8935 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
8937 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8939 * df-scan.c (df_ref_chain_change_bb): Simplify.
8940 (df_insn_change_bb): Add new_bb argument. Simplify. Call
8941 set_block_for_insn if there's any change.
8942 * df.h ((df_insn_change_bb): Fix prototype.
8943 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
8944 df_insn_change_bb, don't call set_block_for_insn.
8945 * emit-rtl.c (reorder_insns): Likewise.
8946 * haifa-sched.c (move_insn): Likewise.
8948 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8950 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
8952 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
8954 * tree-flow-inline.h (next_readonly_imm_use): Return
8955 NULL_USE_OPERAND_P after the end.
8957 2008-03-01 Richard Guenther <rguenther@suse.de>
8959 PR tree-optimization/35411
8960 * tree-sra.c (sra_build_assignment): Split conversion to
8961 final type to a separate statement if we are not assigning
8964 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
8966 * fold-const.c (fold_convertible_p): Correct the logic to follow
8967 that in fold_convert().
8969 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
8972 * tree-inline.c (build_duplicate_type): When we make a
8973 duplicate type, make it unique in the canonical types system.
8975 2008-02-29 Tom Tromey <tromey@redhat.com>
8977 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
8978 input_file_stack_history, input_file_stack_restored): Remove.
8979 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
8980 * input.h (struct file_stack): Remove.
8981 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
8982 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
8984 * diagnostic.h (struct diagnostic_context) <last_module>: Change
8986 (diagnostic_last_module_changed): Add 'map' argument.
8987 (diagnostic_set_last_function): Likewise.
8988 * diagnostic.c (undiagnostic_report_current_module): Iterate using
8989 line map, not input_file_stack.
8990 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
8992 2008-02-29 Paul Brook <paul@codesourcery.com>
8994 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
8996 2008-02-29 Paul Brook <paul@codesourcery.com>
8998 * config/arm/ieee754-df.S (muldf3): Use RET macros.
9000 2008-02-29 Richard Guenther <rguenther@suse.de>
9002 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
9004 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
9005 value for comparing for a store match.
9006 (simplify_unary_expression): Do nothing for SSA_NAMEs.
9007 (try_to_simplify): Do not do a full-blown reference lookup.
9009 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
9011 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
9012 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
9014 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
9016 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
9018 * tree-loop-linear.c (try_interchange_loops): Compare memory access
9019 strides against cache sizes.
9021 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
9023 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
9026 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
9028 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
9029 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
9030 is smaller than the original promoted value.
9031 (simplify_subreg): If OP is a SUBREG, try to preserve its
9032 SUBREG_PROMOTED_VAR_P information.
9034 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
9036 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
9037 (VN_INFO_GET): Allocate new objects on the obstack.
9038 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
9039 for rpo_numbers_temp, for consistency.
9040 (free_scc_vn): Free the obstack.
9042 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
9044 * doc/invoke.texi: Document -ftree-loop-distribution.
9045 * tree-loop-distribution.c: New.
9046 * tree-pass.h (pass_loop_distribution): New.
9047 * graphds.h (struct graph): Add htab_t indices.
9048 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
9049 * tree-vectorizer.c (rename_variables_in_loop): Extern.
9050 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
9051 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
9052 * tree-data-ref.c (debug_data_dependence_relations): New.
9053 (dump_data_dependence_relation): Also print data references.
9054 (free_data_ref): Extern.
9055 (same_access_functions): Moved...
9056 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
9057 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
9058 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
9059 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
9060 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
9061 (stmts_from_loop): Skip LABEL_EXPR.
9062 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
9064 (build_rdg): Initialize rdg->indices htab.
9065 (free_rdg, stores_from_loop, ref_base_address,
9066 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
9067 have_similar_memory_accesses_1, ref_base_address_1,
9068 remove_similar_memory_refs): New.
9069 * tree-data-ref.h: Depend on tree-chrec.h.
9070 (debug_data_dependence_relations, free_data_ref): Declared.
9071 (same_access_functions): ... here.
9072 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
9074 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
9075 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
9076 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
9077 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
9078 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
9079 rdg_vertex_for_stmt): Declared.
9080 (struct rdg_edge): Add level.
9082 (free_rdg, stores_from_loop, remove_similar_memory_refs,
9083 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
9085 (rdg_has_similar_memory_accesses): New.
9086 * tree-vect-analyze.c: Remove unused static decls.
9087 * lambda.h (dependence_level): New.
9088 * common.opt (ftree-loop-distribution): New.
9089 * tree-flow.h (mark_virtual_ops_in_bb,
9090 slpeel_tree_duplicate_loop_to_edge_cfg,
9091 rename_variables_in_loop): Declared.
9092 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
9093 (OBJS-common): Add tree-loop-distribution.o.
9094 (tree-loop-distribution.o): New rule.
9095 * tree-cfg.c (mark_virtual_ops_in_bb): New.
9096 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
9097 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
9099 2008-02-28 Joseph Myers <joseph@codesourcery.com>
9102 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
9103 other than structures and unions.
9105 2008-02-28 Richard Guenther <rguenther@suse.de>
9108 2008-02-26 Richard Guenther <rguenther@suse.de>
9110 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9111 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9112 (lookup_decl_from_uid): Declare.
9113 (remove_decl_from_map): Likewise.
9114 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9115 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9116 (decl_for_uid_map): New global hashtable mapping DECL_UID
9118 (init_ttree): Allocate it.
9119 (insert_decl_to_uid_decl_map): New helper function.
9120 (make_node_stat): Insert new decls into the map.
9121 (copy_node_stat): Likewise.
9122 (lookup_decl_from_uid): New function.
9123 (remove_decl_from_map): Likewise.
9124 (print_decl_for_uid_map_statistics): New helper.
9125 (dump_tree_statistics): Call it.
9127 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9128 (referenced_var_iterator): Adjust.
9129 (FOR_EACH_REFERENCED_VAR): Adjust.
9130 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9131 (num_referenced_vars): Adjust.
9132 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9133 (first_referenced_var): Remove.
9134 (end_referenced_vars_p): Likewise.
9135 (next_referenced_var): Likewise.
9136 (referenced_var_iterator_set): New helper function.
9137 * tree-dfa.c (referenced_var_lookup): Adjust.
9138 (referenced_var_check_and_insert): Likewise.
9139 (remove_referenced_var): Likewise.
9140 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9141 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9142 (verify_call_clobbering): Likewise.
9143 (verify_memory_partitions): Likewise.
9144 (init_tree_ssa): Allocate bitmap instead of hashtable for
9146 (delete_tree_ssa): Adjust.
9147 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9148 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9149 (compute_tag_properties): Likewise.
9150 (set_initial_properties): Likewise.
9151 (find_partition_for): Likewise.
9152 (update_reference_counts): Likewise.
9153 (dump_may_aliases_for): Likewise.
9154 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9155 (add_call_clobber_ops): Likewise.
9156 (add_call_read_ops): Likewise.
9157 (get_asm_expr_operands): Likewise.
9158 * tree-into-ssa.c (dump_decl_set): Likewise.
9159 (update_ssa): Likewise.
9160 * tree-sra.c (scan_function): Likewise.
9161 (decide_instantiations): Likewise.
9162 (scalarize_parms): Likewise.
9163 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9164 (dsa_named_for): Likewise.
9165 * tree-ssa-structalias.c (update_alias_info): Likewise.
9166 (merge_smts_into): Likewise.
9168 2008-02-27 David Daney <ddaney@avtrex.com>
9171 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
9172 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
9173 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
9174 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
9175 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
9177 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
9180 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
9181 (BUILT_IN_NEXTTOWARD): Remove.
9182 (BUILT_IN_NEXTTOWARDF): Ditto.
9183 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
9184 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
9186 2008-02-27 Tom Tromey <tromey@redhat.com>
9188 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
9189 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
9191 2008-02-27 Jan Beulich <jbeulich@novell.com>
9193 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
9194 update the respective field on newdecl.
9196 2008-02-27 Revital Eres <eres@il.ibm.com>
9198 PR rtl-optimization/34999
9199 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
9200 crossing edges that ends with a call insn.
9201 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
9202 call insn and clear the EDGE_CROSSING flag of the crossing edge
9203 when fixing fallthru edges.
9205 2008-02-27 Richard Guenther <rguenther@suse.de>
9208 * fold-const.c (fold_unary): Return the correct argument,
9209 converted to the result type.
9211 2008-02-27 Richard Guenther <rguenther@suse.de>
9214 * expr.c (expand_expr_real_1): Assert on rotates that operate
9216 * fold-const.c (fold_binary): Use the types precision, not the
9217 bitsize of the mode if folding rotate expressions. Build rotates
9218 only for full modes.
9220 2008-02-27 Jakub Jelinek <jakub@redhat.com>
9222 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
9224 * c-pragma.c (pragma_ns_name): New typedef.
9225 (registered_pp_pragmas): New variable.
9226 (c_pp_lookup_pragma): New function.
9227 (c_register_pragma_1): If flag_preprocess_only, do nothing
9228 for non-expanded pragmas, for expanded ones push pragma's
9229 namespace and name into registered_pp_pragmas vector.
9230 (c_invoke_pragma_handler): Register OpenMP pragmas even when
9231 flag_preprocess_only, don't register GCC pch_preprocess
9232 pragma if flag_preprocess_only.
9233 * c-opts.c (c_common_init): Call init_pragma even if
9234 flag_preprocess_only.
9235 * c-pragma.c (c_pp_lookup_pragma): New prototype.
9236 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
9237 cpp_register_pragma if flag_preprocess_only.
9239 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9242 * c-parser.c (c_parser_translation_unit): Warn for empty
9243 translation unit, not empty source file.
9245 2008-02-26 Paul Brook <paul@codesourcery.com>
9247 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
9248 operand for Thumb-2.
9249 * config/arm/arm.h (reg_class): Add CORE_REGS.
9250 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
9251 (BASE_REG_CLASS): Use CORE_REGS.
9252 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
9253 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
9254 (REGNO_OK_FOR_INDEX_P): Exclude SP.
9255 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
9256 ARM_REGNO_OK_FOR_INDEX_P.
9257 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
9258 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
9259 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
9260 (ldm/stm peepholes): Ditto.
9261 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
9262 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
9263 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
9264 * config/arm/constraints.md: Enable "k" constraint on ARM.
9266 2008-02-27 Ben Elliston <bje@au.ibm.com>
9268 * config/rs6000/rs6000.c: Annotate cache line size field in all
9269 instances of struct processor_costs.
9271 2008-02-26 David Edelsohn <edelsohn@gnu.org>
9273 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
9274 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
9275 jump_bypass): New counters.
9276 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
9277 * dce.c (gate_ud_dce): Same.
9278 (gate_fast_dce): Same.
9279 * dse.c (gate_dse1): New function.
9280 (gate_dse2): New function.
9281 (gate_dse): Merge results of new gate functions.
9282 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
9283 (gate_handle_jump_bypass): Add dbg_cnt.
9284 (gate_handle_gcse): Add dbg_cnt.
9285 * ifcvt.c (gate_handle_if_conversion): Same.
9286 (gate_handle_if_after_combine): Same.
9287 (gate_handle_if_after_reload): Same.
9288 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
9290 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
9292 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
9294 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
9296 2008-02-26 Jason Merrill <jason@redhat.com>
9299 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
9300 alone if it's the naming decl for the type's main variant.
9302 2008-02-26 Tom Tromey <tromey@redhat.com>
9304 * system.h (USE_MAPPED_LOCATION): Poison.
9305 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
9306 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
9307 (make_goto_expr_edges): Likewise.
9308 (remove_bb): Likewise.
9309 (execute_warn_function_return): Likewise.
9310 * basic-block.h (struct edge_def) <goto_locus>: Change type to
9312 * c-common.c (fname_decl): Remove old location code.
9313 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
9315 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
9317 (ASM_INPUT_SOURCE_LOCATION): Likewise.
9318 (gen_rtx_ASM_INPUT): Likewise.
9319 (gen_rtx_ASM_INPUT_loc): Likewise.
9320 (get_rtx_asm_OPERANDS): Remove.
9321 * cfglayout.c (insn_locators_alloc): Remove old location code.
9322 (set_curr_insn_source_location): Likewise.
9323 (curr_insn_locator): Likewise.
9324 * print-tree.c (print_node): Remove old location code.
9325 * tree-mudflap.c (mf_varname_tree): Remove old location code.
9326 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
9327 * cfgexpand.c (expand_gimple_cond_expr): Don't use
9328 location_from_locus.
9329 (construct_exit_block): Remove old location code.
9330 * emit-rtl.c (force_next_line_note): Remove old location code.
9331 * profile.c (branch_prob): Remove old location code.
9332 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
9333 LOC_LINE): Remove old-location variants.
9334 * langhooks.c (lhd_print_error_function): Remove old location
9336 * configure, config.in: Rebuilt.
9337 * configure.ac (--enable-mapped-location): Remove.
9338 * c-decl.c (c_init_decl_processing): Remove old location code.
9339 (finish_function): Likewise.
9340 * recog.c (decode_asm_operands): Remove old location code.
9341 * c-pch.c (c_common_read_pch): Remove old location code.
9342 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
9344 * gimple-low.c (lower_function_body): Remove old location code.
9345 * toplev.c (unknown_location): Remove.
9346 (push_srcloc): Remove old-location variant.
9347 (process_options): Remove old location code.
9348 (lang_dependent_init): Likewise.
9349 * input.h (UNKNOWN_LOCATION): Move definition.
9350 (location_t): Undeprecate.
9351 (source_locus): Remove.
9352 (location_from_locus): Remove.
9353 (struct location_s): Remove.
9354 Remove all old-location code.
9355 (input_line, input_filename): Remove.
9356 * final.c (final_scan_insn): Remove old location code.
9357 * diagnostic.c (diagnostic_build_prefix): Remove
9358 USE_MAPPED_LOCATION test.
9359 * tree.h (gimple_stmt) <locus>: Now a location_t.
9360 (tree_exp) <locus>: Likewise.
9361 (DECL_IS_BUILTIN): Remove old-location variant.
9362 (annotate_with_file_line, annotate_with_locus): Likewise.
9363 (expr_locus, set_expr_locus): Update.
9364 * tree.c (build1_stat): Remove old location code.
9365 (last_annotated_node): Remove.
9366 (annotate_with_file_line): Remove old-location variant.
9367 (annotate_with_locus): Likewise.
9368 (expr_location): Remove old location code.
9369 (set_expr_location): Likewise.
9370 (expr_has_location): Likewise.
9371 (expr_locus): Likewise.
9372 (set_expr_locus): Likewise.
9373 (expr_filename): Don't use location_from_locus.
9374 (expr_lineno): Likewise.
9375 * rtl-error.c (location_for_asm): Remove old location code.
9376 * c-lex.c (cb_line_change): Remove old location code.
9377 (fe_file_change): Likewise.
9378 (cb_def_pragma): Likewise.
9379 (c_lex_with_flags): Likewise.
9380 * gengtype.c (do_typedef): Don't special-case location types.
9381 (define_location_structures): Remove.
9382 (main): Don't call define_location_structures.
9383 * tree-pretty-print.c (dump_implicit_edges): Remove old location
9386 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9389 * builtins.def (BUILT_IN_STDARG_START): Remove.
9390 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
9391 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9392 * tree-inline.c (inline_forbidden_p_1): Likewise.
9394 2008-02-26 Richard Guenther <rguenther@suse.de>
9396 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9397 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9398 (lookup_decl_from_uid): Declare.
9399 (remove_decl_from_map): Likewise.
9400 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9401 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9402 (decl_for_uid_map): New global hashtable mapping DECL_UID
9404 (init_ttree): Allocate it.
9405 (insert_decl_to_uid_decl_map): New helper function.
9406 (make_node_stat): Insert new decls into the map.
9407 (copy_node_stat): Likewise.
9408 (lookup_decl_from_uid): New function.
9409 (remove_decl_from_map): Likewise.
9410 (print_decl_for_uid_map_statistics): New helper.
9411 (dump_tree_statistics): Call it.
9413 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9414 (referenced_var_iterator): Adjust.
9415 (FOR_EACH_REFERENCED_VAR): Adjust.
9416 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9417 (num_referenced_vars): Adjust.
9418 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9419 (first_referenced_var): Remove.
9420 (end_referenced_vars_p): Likewise.
9421 (next_referenced_var): Likewise.
9422 (referenced_var_iterator_set): New helper function.
9423 * tree-dfa.c (referenced_var_lookup): Adjust.
9424 (referenced_var_check_and_insert): Likewise.
9425 (remove_referenced_var): Likewise.
9426 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9427 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9428 (verify_call_clobbering): Likewise.
9429 (verify_memory_partitions): Likewise.
9430 (init_tree_ssa): Allocate bitmap instead of hashtable for
9432 (delete_tree_ssa): Adjust.
9433 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9434 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9435 (compute_tag_properties): Likewise.
9436 (set_initial_properties): Likewise.
9437 (find_partition_for): Likewise.
9438 (update_reference_counts): Likewise.
9439 (dump_may_aliases_for): Likewise.
9440 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9441 (add_call_clobber_ops): Likewise.
9442 (add_call_read_ops): Likewise.
9443 (get_asm_expr_operands): Likewise.
9444 * tree-into-ssa.c (dump_decl_set): Likewise.
9445 (update_ssa): Likewise.
9446 * tree-sra.c (scan_function): Likewise.
9447 (decide_instantiations): Likewise.
9448 (scalarize_parms): Likewise.
9449 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9450 (dsa_named_for): Likewise.
9451 * tree-ssa-structalias.c (update_alias_info): Likewise.
9452 (merge_smts_into): Likewise.
9454 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9457 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
9458 * c-opts.c (c_common_handle_option): Wall enables
9459 Wvolatile-register-var.
9460 * common.opt: Move Wvolatile-register-var to...
9463 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9465 * common.opt (Wlarger-than=): New.
9466 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
9468 * opts.c (common_handle_option): Handle -Wlarger-than=.
9469 * optc-gen.awk: Likewise.
9470 * opth-gen.awk: Likewise.
9471 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
9472 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9474 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9476 * c-common.c (match_case_to_enum_1): Add appropriate
9477 OPT_W* parameter to warning.
9478 (c_do_switch_warnings): Likewise.
9479 * c-typeck.c (warning_init): Add one more parameter following
9481 (push_init_level): Update call to warning_init.
9482 (pop_init_level): Likewise.
9483 (add_pending_init): Likewise.
9484 (output_init_element: Likewise.
9486 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9489 * toplev.c (toplev_main): If there are warnings or error, print
9490 errors for ignored options.
9491 * opts.c (ignored_options): New static variable.
9492 (postpone_unknown_option_error): New.
9493 (print_ignored_options): New.
9494 (handle_option): Postpone errors for unknown -Wno-* options.
9495 * opts.h (print_ignored_options): Declare.
9497 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
9499 * config/mips/mips.md (loadgp_blockage, blockage): Change type
9502 2008-02-25 Richard Guenther <rguenther@suse.de>
9505 2008-02-25 Richard Guenther <rguenther@suse.de>
9507 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9508 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9509 (lookup_decl_from_uid): Declare.
9510 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9511 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9512 (decl_for_uid_map): New global hashtable mapping DECL_UID
9514 (init_ttree): Allocate it.
9515 (insert_decl_to_uid_decl_map): New helper function.
9516 (make_node_stat): Insert new decls into the map.
9517 (copy_node_stat): Likewise.
9518 (lookup_decl_from_uid): New function.
9519 (print_decl_for_uid_map_statistics): New helper.
9520 (dump_tree_statistics): Call it.
9522 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9523 (referenced_var_iterator): Adjust.
9524 (FOR_EACH_REFERENCED_VAR): Adjust.
9525 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9526 (num_referenced_vars): Adjust.
9527 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9528 (first_referenced_var): Remove.
9529 (end_referenced_vars_p): Likewise.
9530 (next_referenced_var): Likewise.
9531 (referenced_var_iterator_set): New helper function.
9532 * tree-dfa.c (referenced_var_lookup): Adjust.
9533 (referenced_var_check_and_insert): Likewise.
9534 (remove_referenced_var): Likewise.
9535 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9536 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9537 (verify_call_clobbering): Likewise.
9538 (verify_memory_partitions): Likewise.
9539 (init_tree_ssa): Allocate bitmap instead of hashtable for
9541 (delete_tree_ssa): Adjust.
9542 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9543 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9544 (compute_tag_properties): Likewise.
9545 (set_initial_properties): Likewise.
9546 (find_partition_for): Likewise.
9547 (update_reference_counts): Likewise.
9548 (dump_may_aliases_for): Likewise.
9549 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9550 (add_call_clobber_ops): Likewise.
9551 (add_call_read_ops): Likewise.
9552 (get_asm_expr_operands): Likewise.
9553 * tree-into-ssa.c (dump_decl_set): Likewise.
9554 (update_ssa): Likewise.
9555 * tree-sra.c (scan_function): Likewise.
9556 (decide_instantiations): Likewise.
9557 (scalarize_parms): Likewise.
9558 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9559 (dsa_named_for): Likewise.
9560 * tree-ssa-structalias.c (update_alias_info): Likewise.
9561 (merge_smts_into): Likewise.
9563 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9566 * doc/invoke.texi (-fcx-limited-range): Document new option.
9567 * toplev.c (process_options): Handle -fcx-fortran-rules.
9568 * common.opt: Add documentation for -fcx-fortran-rules.
9570 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9573 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
9574 actual behaviour and C99.
9576 2008-02-26 Ben Elliston <bje@au.ibm.com>
9578 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
9579 (ASM_CPU_POWER6_SPEC): Likewise.
9580 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
9581 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
9582 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
9584 2008-02-25 Richard Guenther <rguenther@suse.de>
9586 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9587 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9588 (lookup_decl_from_uid): Declare.
9589 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9590 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9591 (decl_for_uid_map): New global hashtable mapping DECL_UID
9593 (init_ttree): Allocate it.
9594 (insert_decl_to_uid_decl_map): New helper function.
9595 (make_node_stat): Insert new decls into the map.
9596 (copy_node_stat): Likewise.
9597 (lookup_decl_from_uid): New function.
9598 (print_decl_for_uid_map_statistics): New helper.
9599 (dump_tree_statistics): Call it.
9601 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9602 (referenced_var_iterator): Adjust.
9603 (FOR_EACH_REFERENCED_VAR): Adjust.
9604 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9605 (num_referenced_vars): Adjust.
9606 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9607 (first_referenced_var): Remove.
9608 (end_referenced_vars_p): Likewise.
9609 (next_referenced_var): Likewise.
9610 (referenced_var_iterator_set): New helper function.
9611 * tree-dfa.c (referenced_var_lookup): Adjust.
9612 (referenced_var_check_and_insert): Likewise.
9613 (remove_referenced_var): Likewise.
9614 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9615 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9616 (verify_call_clobbering): Likewise.
9617 (verify_memory_partitions): Likewise.
9618 (init_tree_ssa): Allocate bitmap instead of hashtable for
9620 (delete_tree_ssa): Adjust.
9621 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9622 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9623 (compute_tag_properties): Likewise.
9624 (set_initial_properties): Likewise.
9625 (find_partition_for): Likewise.
9626 (update_reference_counts): Likewise.
9627 (dump_may_aliases_for): Likewise.
9628 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9629 (add_call_clobber_ops): Likewise.
9630 (add_call_read_ops): Likewise.
9631 (get_asm_expr_operands): Likewise.
9632 * tree-into-ssa.c (dump_decl_set): Likewise.
9633 (update_ssa): Likewise.
9634 * tree-sra.c (scan_function): Likewise.
9635 (decide_instantiations): Likewise.
9636 (scalarize_parms): Likewise.
9637 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9638 (dsa_named_for): Likewise.
9639 * tree-ssa-structalias.c (update_alias_info): Likewise.
9640 (merge_smts_into): Likewise.
9642 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
9645 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
9646 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
9647 * alias.h (nonoverlapping_memrefs_p): Likewise.
9649 2008-02-25 Jan Beulich <jbeulich@novell.com>
9651 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
9652 * config/i386/netware-libgcc.exp: Add __bswap?i2,
9653 __emultls_get_address, __emultls_register_common,
9654 __floatundi?f, and _Unwind_GetIPInfo.
9655 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
9656 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
9657 (gen_regparm_prefix): Likewise.
9658 (i386_nlm_encode_section_info): Sync with
9659 config/i386/winnt.c:i386_pe_encode_section_info().
9660 (i386_nlm_maybe_mangle_decl_assembler_name): New.
9661 i386_nlm_mangle_decl_assembler_name): New.
9662 (netware_override_options): New.
9663 * config/i386/netware.h (netware_override_options): Declare.
9664 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
9665 (i386_nlm_mangle_decl_assembler_name): Declare.
9666 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
9668 2008-02-25 Ben Elliston <bje@au.ibm.com>
9671 * c-decl.c (grokdeclarator): Remove unused local variables
9672 `typedef_type' and `type_as_written'.
9674 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
9675 unused local variable `has_hot_blocks'.
9676 (fix_crossing_conditional_branches): Remove unused local variable
9679 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
9682 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
9683 using DEF_C99_BUILTIN.
9684 (BUILT_IN_NANF): Ditto.
9685 (BUILT_IN_NANL): Ditto.
9687 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
9688 Revital Eres <eres@il.ibm.com>
9690 * modulo-sched.c (calculate_must_precede_follow): Address TODO
9691 regarding the order of two dependent insns in the same row.
9693 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
9695 * stor-layout.c (layout_decl): Do not bump the alignment of a
9696 bit-field to more than byte alignment if it is packed.
9698 2008-02-24 David Edelsohn <edelsohn@gnu.org>
9700 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
9703 2008-02-24 Diego Novillo <dnovillo@google.com>
9705 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
9708 * tree-vrp.c (vrp_evaluate_conditional): With
9709 -Wtype-limits, emit a warning when comparing against a
9710 constant outside the natural range of OP0's type.
9711 * c.opt (Wtype-limits): Move ...
9712 * common.opt (Wtype-limits): ... here.
9714 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
9716 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
9717 * config/rs6000/e300c2c3.md: New file.
9718 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9720 (rs6000_override_options): Add e300c2 and e300c3 cases to
9721 processor_target_table. Do not allow usage of Altivec or Spe
9722 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
9723 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
9724 * config/rs6000/rs6000.h (processor_type): Add
9725 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
9726 (ASM_CPU_SPEC): Add e300c2 and e300c3.
9727 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
9728 and ppce300c3. Include e300c2c3.md.
9730 2008-02-23 David Edelsohn <edelsohn@gnu.org>
9732 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
9733 instead of TARGET_STRICT_ALIGN.
9735 2008-02-23 Joseph Myers <joseph@codesourcery.com>
9737 * explow.c (memory_address): Assert that the generated address is
9740 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9743 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
9744 * config/darwin-ppc-ldouble-patch.def: New file.
9745 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
9746 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
9747 SUBTARGET_INIT_BUILTINS if defined.
9748 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
9751 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
9754 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
9755 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
9757 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
9760 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
9761 file" warning condtional on -Winvalid-PCH.
9763 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
9765 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
9767 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
9771 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
9772 prevent reload from using MMX registers.
9773 (*mov<mode>_internal): Ditto.
9774 (*movv2sf_internal_rex64): Ditto.
9775 (*movv2sf_internal): Ditto.
9777 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9779 PR documentation/31569
9780 * doc/install.texi2html: Use makeinfo --no-number-sections.
9782 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9784 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
9785 ensure that we can address an entire entity > 8 bytes. Don't
9786 generate reg+reg addressing for such data.
9788 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9790 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
9791 strings when optimizing for size, unless the target cares about
9794 2008-02-22 Tom Tromey <tromey@redhat.com>
9796 * regclass.c (current_pass): Remove declaration.
9798 2008-02-22 Anatoly Sokolov <aesok@post.ru>
9800 * config/avr/libgcc.S (__RAMPZ__): Define.
9801 (__do_copy_data): Add for devices with 128KB code memory.
9803 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9805 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9807 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
9809 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
9811 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
9814 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9817 * c-typeck.c (build_binary_op): Warn about floating point
9818 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
9820 2008-02-21 Janis Johnson <janis187@us.ibm.com>
9823 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
9824 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
9826 (rs6000_override_options): Set altivec_abi as default, not override,
9827 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
9828 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
9829 is used; use new member spe_abi.
9830 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
9831 spe_abi and altivec_abi.
9833 2008-02-22 Tomas Bily <tbily@suse.cz>
9835 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
9837 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9840 * config.build (build_file_translate): Set to `CMD //c' only if
9842 * Makefile.in (build_file_translate): Improve comment.
9844 2008-02-21 Jan Hubicka <jh@suse.cz>
9846 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
9847 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
9848 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
9850 2008-02-21 Michael Matz <matz@suse.de>
9853 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
9855 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
9857 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
9858 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
9860 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
9861 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
9862 SSE_VEC_FLOAT_MODE_P as insn constraint.
9863 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
9864 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
9865 sse4a_movntdf using MODEF mode iterator.
9866 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
9867 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
9868 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
9869 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
9870 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
9871 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
9872 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
9874 2008-02-21 Richard Guenther <rguenther@suse.de>
9876 * tree.def (PAREN_EXPR): New tree code.
9877 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
9879 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
9880 * expr.c (expand_expr_real_1): Likewise.
9881 * tree-inline.c (estimate_num_insns_1): Likewise.
9882 * tree-complex.c (expand_complex_move): Likewise.
9883 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
9886 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
9889 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
9891 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
9894 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
9896 * config/sh/sh.c (find_barrier): Don't go past
9897 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
9899 2008-02-20 DJ Delorie <dj@redhat.com>
9901 * config/h8300/h8300.md (insv): Force source operand to be a register.
9903 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
9904 as a jump, not as a plain insn.
9906 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
9908 * doc/invoke.texi (Warning Options): Add new option
9909 -Wframe-larger-than=.
9910 (-Wframe-larger-than): Document.
9912 * flags.h (warn_frame_larger_than, frame_larger_than_size):
9913 Add declarations for new option variables.
9915 * final.c (final_start_function): Check the frame size
9916 before emission and issue a Wframe-larger-than warning.
9918 * opts.c (warn_frame_larger_than, frame_larger_than_size):
9919 Add definitions for new option variables.
9920 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
9922 * common.opt (Wframe-larger-than=): New option.
9924 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
9926 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
9927 (<sse>_div<mode>3): Ditto.
9928 (<sse>_vmdiv<mode>3): Ditto.
9929 (<sse>_vmsqrt<mode>2): Ditto.
9930 (*smax<mode>3): Ditto.
9931 (sse5_frcz<mode>2): Ditto.
9932 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
9935 2008-02-20 Richard Guenther <rguenther@suse.de>
9938 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
9939 be happy with INTEGRAL_TYPE_P.
9941 2008-02-20 Richard Guenther <rguenther@suse.de>
9943 * fold-const.c (split_tree): Associate floatig-point expressions
9944 if flag_associative_math is set.
9946 2008-02-20 Richard Guenther <rguenther@suse.de>
9948 * tree.h (fold_real_zero_addition_p): Declare.
9949 * fold-const.c (fold_real_zero_addition_p): Export.
9950 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
9951 floating-point operations with zero and one.
9953 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
9955 * doc/install.texi: Correct references to CFLAGS, replacing them
9956 with BOOT_CFLAGS. Document flags used during bootstrap for
9959 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
9961 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
9962 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
9963 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
9965 (smin<mode>3): Ditto from similar patterns.
9966 (smax<mode>3): Ditto.
9967 (*ieee_smin<mode>3): Ditto.
9968 (*ieee_smax<mode>3): Ditto.
9969 * config/i386/sse.md (sse): New mode attribute.
9970 (mov<mode>): Macroize expander from movv4sf and movv2df using
9971 SSEMODEF2P mode iterator.
9972 (<sse>_movnt<mode>): Ditto from similar patterns. Use
9973 SSE_VEC_FLOAT_MODE_P as insn constraint.
9974 (storent<mode>): Ditto.
9975 (storent<mode>): Macroize expander from storentsf and storentdf using
9976 MODEF mode iterator.
9977 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
9978 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
9979 (abs<mode>2): Ditto from similar patterns.
9980 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
9981 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
9982 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
9983 (<sse>_vmsqrt<mode>2): Ditto.
9984 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
9985 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
9986 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
9987 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
9988 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
9989 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
9990 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
9992 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
9993 iterator and SSE_FLOAT_MODE_P as insn constraint.
9994 (<sse>_ucomi): Ditto from similar patterns.
9995 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
9996 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
9997 SSE_VEC_FLOAT_MODE_P as insn constraint.
9998 (vcond<mode>): Ditto from similar patterns.
9999 (and<mode>3, *and<mode>3): Ditto.
10000 (<sse>_nand<mode>3): Ditto.
10001 (ior<mode>3, *ior<mode>3): Ditto.
10002 (xor<mode>3, *xor<mode>3): Ditto.
10003 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
10004 iterator and SSE_FLOAT_MODE_P as insn constraint.
10005 (*nand<mode>3): Ditto from similar patterns.
10006 (*ior<mode>3): Ditto.
10007 (*xor<mode>3): Ditto.
10009 2008-02-20 Ira Rosen <irar@il.ibm.com>
10011 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
10012 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
10013 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
10015 2008-02-19 Jan Hubicka <jh@suse.cz>
10017 * predict.c (tree_bb_level_predictions): Remove variable next
10018 mistakely introduced by previous commit.
10020 2008-02-19 Jan Hubicka <jh@suse.cz>
10022 * predict.c (predict_paths_leading_to): Rewrite.
10023 (predict_paths_for_bb): New.
10024 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
10026 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10029 * Makefile.in (build_file_translate): New.
10030 (gcc-vers.texi): Use it for translating $(abs_srcdir).
10031 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
10032 * configure.ac (build_file_translate): Substitute it.
10033 * configure: Regenerate.
10035 2008-02-19 Jan Hubicka <jh@suse.cz>
10037 PR rtl-optimization/34408
10038 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
10041 2008-02-19 Jan Hubicka <jh@suse.cz>
10043 PR middle-end/28779
10044 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
10047 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
10050 * config/i386/i386-modes.def: Revert the last DI alignment
10051 change until Ada people can look into it.
10053 2008-02-19 Nick Clifton <nickc@redhat.com>
10055 * opts.c (print_specific_help): Fix typo in --help text.
10057 2008-02-19 Jakub Jelinek <jakub@redhat.com>
10060 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
10061 32-bit inline asm without asm alternatives for host GCC < 3.0.
10063 2008-02-19 Richard Guenther <rguenther@suse.de>
10065 PR tree-optimization/34989
10066 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
10067 Allow propagation to INDIRECT_REF if we can simplify only.
10069 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10071 * c-common.c (warn_for_collisions_1): Use appropriate option when
10074 2008-02-19 Nick Clifton <nickc@redhat.com>
10077 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
10078 (handle_options): Fix indentation.
10079 (print_filtered_help): If no language-specific options were
10080 displayed tell the user how to list all the options supported by
10081 the language's front-end.
10082 (print_specific_help): Fix indentation and remove duplicate line.
10083 (common_handle_option): Handle the -v option.
10084 For --help enable the display of undocumented options if the -v
10085 switch has been included on the command line.
10086 For --help= check for overlaps in the arguments between the option
10087 classes and the language names and issue a warning when they
10088 cannot be disambiguated.
10089 * c.opt (v): Pass on to the common option handler.
10091 2008-02-19 Revital Eres <eres@il.ibm.com>
10093 * modulo-sched.c (sms_schedule): Change dump message when
10094 create_ddg function fails.
10095 (try_scheduling_node_in_cycle): Rename row to cycle.
10096 (print_partial_schedule): Rename CYCLE to ROW.
10098 2008-02-19 Christian Bruel <christian.bruel@st.com>
10099 Zdenek Dvorak <ook@ucw.cz>
10101 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
10103 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
10106 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
10107 (*x86_movdicc_0_m1_se): Ditto.
10109 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
10111 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
10112 (CMPtype): Define as __gcc_CMPtype.
10113 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
10114 (CMPtype): Define as __gcc_CMPtype.
10116 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
10118 Support valgrind 3.3 for --enable-checking=valgrind.
10119 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
10121 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
10122 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
10123 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
10124 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
10125 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
10126 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
10127 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
10129 * ggc-zone.c: Similar.
10130 * ggc-page.c: Similar.
10132 2008-02-19 Paul Brook <paul@codesourcery.com>
10135 * config/arm/ieee754-df.S: Fix do_it typo.
10136 * config/arm/ieee754-sf.S: Fix do_it typo.
10138 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
10141 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
10142 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
10143 (OPTION_MASK_ISA_SSE_SET): Likewise.
10144 (OPTION_MASK_ISA_SSE2_SET): Likewise.
10145 (OPTION_MASK_ISA_SSE3_SET): Likewise.
10146 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
10147 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
10148 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
10149 (OPTION_MASK_ISA_SSE4_SET): Likewise.
10150 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
10151 (OPTION_MASK_ISA_SSE5_SET): Likewise.
10152 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
10153 (OPTION_MASK_ISA_MMX_UNSET): Updated.
10154 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
10155 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
10156 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
10157 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
10158 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
10159 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
10160 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
10161 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
10162 (OPTION_MASK_ISA_SSE4): Removed.
10163 (ix86_handle_option): Turn on bits in ix86_isa_flags and
10164 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
10165 (override_options): Don't turn on implied SSE/MMX bits in
10168 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
10170 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10173 2008-02-18 Joey Ye <joey.ye@intel.com>
10175 PR middle-end/34921
10176 * tree-nested.c (insert_field_into_struct): Set type alignment
10177 to field alignment if the former is less than the latter.
10179 2008-02-18 Jakub Jelinek <jakub@redhat.com>
10181 * BASE-VER: Set to 4.4.0.
10183 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10185 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
10186 * doc/cfg.texi: Likewise.
10187 * doc/extend.texi: Likewise.
10188 * doc/gty.texi: Likewise.
10189 * doc/invoke.texi: Likewise.
10190 * doc/loop.texi: Likewise.
10191 * doc/md.texi: Likewise.
10192 * doc/passes.texi: Likewise.
10193 * doc/rtl.texi: Likewise.
10194 * doc/sourcebuild.texi: Likewise.
10195 * doc/tm.texi: Likewise.
10196 * doc/tree-ssa.texi: Likewise.
10198 2008-02-17 Richard Guenther <rguenther@suse.de>
10200 PR middle-end/35227
10201 * tree-complex.c (init_parameter_lattice_values): Handle parameters
10202 without default definition.
10204 2008-02-17 Richard Guenther <rguenther@suse.de>
10206 PR tree-optimization/35231
10207 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
10210 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
10213 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10214 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
10215 libgcc_cmp_return mode.
10217 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10220 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
10222 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
10224 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
10227 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10229 * doc/c-tree.texi: Use `@.' where appropriate.
10230 * doc/extend.texi: Likewise.
10231 * doc/install.texi: Likewise.
10232 * doc/invoke.texi: Likewise.
10233 * doc/loop.texi: Likewise.
10234 * doc/makefile.texi: Likewise.
10235 * doc/md.texi: Likewise.
10236 * doc/passes.texi: Likewise.
10237 * doc/standards.texi: Likewise.
10238 * doc/tm.texi: Likewise.
10240 2008-02-15 Jakub Jelinek <jakub@redhat.com>
10242 PR middle-end/35196
10243 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
10245 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
10246 rather than in entry_bb.
10248 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10250 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
10251 libgcc_cmp_return mode.
10253 2008-02-15 Jakub Jelinek <jakub@redhat.com>
10255 PR middle-end/35130
10256 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
10257 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
10259 2008-02-15 Richard Guenther <rguenther@suse.de>
10260 Zdenek Dvorak <ook@ucw.cz>
10262 PR tree-optimization/35164
10263 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
10264 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
10265 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
10266 Only propagate addresses which do not have abnormal SSA_NAMEs
10269 2008-02-15 Joseph Myers <joseph@codesourcery.com>
10272 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
10274 2008-02-15 Jan Hubicka <jh@suse.cz>
10276 PR middle-end/35149
10277 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
10279 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10281 PR middle-end/34621
10282 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
10283 when calculating alignment_pad.
10285 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10287 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
10288 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
10289 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
10290 and STACK_BOUNDARY define.
10292 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
10294 PR preprocessor/35061
10295 * c-pragma.c (handle_pragma_pop_macro): Check that
10296 pushed_macro_table has been allocated.
10298 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
10300 PR middle-end/35136
10301 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
10302 (force_gimple_operand): Likewise.
10303 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
10304 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
10305 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
10306 (find_interesting_uses_address): Check addressability and alignment
10307 of the base expression only after substituting bases of IVs into it.
10309 2008-02-14 Michael Matz <matz@suse.de>
10312 * function.c (instantiate_virtual_regs_in_insn): Reload address
10313 before falling back to reloading the whole operand.
10315 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
10317 * config/s390/s390.c (s390_mainpool_start): Emit the pool
10318 before the first section switch note.
10320 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10322 * doc/bugreport.texi: Update copyright years.
10323 * doc/c-tree.texi: Likewise.
10324 * doc/cfg.texi: Likewise.
10325 * doc/cpp.texi: Likewise.
10326 * doc/cppinternals.texi: Likewise.
10327 * doc/fragments.texi: Likewise.
10328 * doc/frontends.texi: Likewise.
10329 * doc/gcc.texi: Likewise.
10330 * doc/gty.texi: Likewise.
10331 * doc/hostconfig.texi: Likewise.
10332 * doc/implement-c.texi: Likewise.
10333 * doc/libgcc.texi: Likewise.
10334 * doc/loop.texi: Likewise.
10335 * doc/makefile.texi: Likewise.
10336 * doc/options.texi: Likewise.
10337 * doc/passes.texi: Likewise.
10338 * doc/rtl.texi: Likewise.
10339 * doc/sourcebuild.texi: Likewise.
10340 * doc/standards.texi: Likewise.
10341 * doc/tree-ssa.texi: Likewise.
10342 * doc/trouble.texi: Likewise.
10344 * doc/extend.texi: Use @: or add comma where appropriate.
10345 * doc/invoke.texi: Likewise.
10346 * doc/tm.texi: Likewise.
10348 2008-02-14 Alan Modra <amodra@bigpond.net.au>
10351 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
10354 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
10356 * doc/md.texi (clz, ctz): Add reference.
10357 * doc/rtl.texi (clz, ctz): Likewise.
10359 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10362 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
10365 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
10367 * config/s390/s390.c (struct constant_pool): New field
10368 emit_pool_after added.
10369 (s390_mainpool_start): Set the emit_pool_after flag according
10370 to the section switch notes.
10371 (s390_mainpool_finish): Consider emit_pool_after when emitting
10372 the literal pool at the end of the function.
10373 (s390_chunkify_start): Force literal pool splits at section
10376 2008-02-13 Michael Matz <matz@suse.de>
10379 * var-tracking.c (clobber_variable_part): Correctly traverse the
10382 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10385 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
10386 Add -fdump-ipa-inline.
10387 * tree-dump.c (dump_files): Remove tree-inlined dump.
10388 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
10390 2008-02-12 Richard Guenther <rguenther@suse.de>
10392 PR tree-optimization/35171
10393 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
10396 2008-02-12 Richard Guenther <rguenther@suse.de>
10398 PR middle-end/35163
10399 * fold-const.c (fold_widened_comparison): Use get_unwidened in
10400 value-preserving mode. Disallow final truncation.
10402 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
10404 PR middle-end/35136
10405 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
10406 code from here to...
10407 (force_gimple_operand): ...here.
10409 2008-02-12 Jakub Jelinek <jakub@redhat.com>
10412 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
10413 non-compatible pointers.
10414 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
10415 different FIELD_DECLs, try harder by comparing field offsets, sizes
10418 PR inline-asm/35160
10419 * function.c (match_asm_constraints_1): Don't replace the same input
10422 2008-02-12 Anatoly Sokolov <aesok@post.ru>
10424 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
10425 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
10426 (expand_epilogue): Restore RAMPZ register.
10427 * config/avr/avr.md (RAMPZ_ADDR): New constant.
10429 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
10431 * config/i386/cygwin.asm: (__alloca): Correct calling
10432 convention and alignment.
10433 (__chkstk): Force 8 byte stack alignment.
10435 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
10436 Richard Guenther <rguenther@suse.de>
10438 PR tree-optimization/33992
10439 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
10440 the zero we compare against.
10442 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
10444 PR libfortran/35063
10445 * gthr-win32.h (__gthread_mutex_destroy_function): New function
10446 to CloseHandle after unlocking to prevent accumulation of handle
10449 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10451 PR middle_end/34150
10452 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
10453 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
10454 and update LABEL_NUSES during and after reload.
10456 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
10458 PR middle-end/34627
10459 * combine.c (simplify_if_then_else): Make sure the comparison is
10460 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
10462 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
10465 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
10466 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
10467 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
10468 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
10469 * tree.h (get_type_static_bounds): Likewise.
10471 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10473 * doc/invoke.texi (Option Summary, C++ Dialect Options)
10474 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10475 Make -Wfoo language annotations match what the compiler outputs.
10477 2008-02-08 Sa Liu <saliu@de.ibm.com>
10479 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
10480 intrinsics spu_convts, spu_convtu, spu_convtf.
10482 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
10484 * doc/extend.texi (Function Attributes) <noinline>: Mention
10485 asm ("") as method to keep calls.
10487 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10490 * doc/options.texi (Options): Replace references to opts.sh with
10492 * opts-common.c: Likewise.
10493 * optc-gen.awk: Likewise.
10495 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
10497 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
10499 2008-02-07 Richard Henderson <rth@redhat.com>
10502 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
10503 EXPR_LIST for the REG_EQUAL instead of a comparison with a
10506 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
10508 PR tree-optimization/35085
10509 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
10510 for operand entry oe2 in addition to operand entry oe3 in order to
10511 expose more opportunities for vectorizer sum reduction.
10513 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10516 * Makefile.in (LIBS): Remove $(GMPLIBS).
10517 (cc1-dummy, cc1): Add $(GMPLIBS).
10519 2008-02-06 Jan Hubicka <jh@suse.cz>
10522 * i386.md (moddf_integer): Do not produce partial memory stalls for
10523 targets where it hurts.
10525 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
10528 * optabs.c (expand_float): Do not check for decimal modes when
10529 expanding unsigned integer through signed conversion.
10531 2008-02-06 Nick Clifton <nickc@redhat.com>
10533 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
10534 inside the clobber with a match_operand and duplicated operand
10535 number in the constraint.
10536 (ineqbranchsi): Delete redundant comment.
10538 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
10540 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
10541 builtin_define ("__USE_INIT_FINI__").
10542 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
10544 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
10546 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10548 PR documentation/30330
10549 * doc/invoke.texi (C++ Dialect Options)
10550 (Objective-C and Objective-C++ Dialect Options, Warning Options):
10551 For each warning option -Wfoo that allows -Wno-foo, ensure both
10552 -Wfoo and -Wno-foo are listed in the option index. Fix index
10553 entry of -Wswitch-default, index -Wnormalized= including the
10554 `=', and -Wlarger-than-@var{len} including @var{len}.
10556 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
10558 * config/i386/i386.md (floatunssisf2): Use
10559 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
10560 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
10561 Macroize expander using MODEF mode iterator.
10563 2008-02-05 Diego Novillo <dnovillo@google.com>
10565 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
10568 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
10570 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10573 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
10575 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
10578 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
10579 to indicate if a message should be generated.
10580 (init_cumulative_args): Updated.
10581 (function_value_32): Likewise.
10583 2008-02-05 Joseph Myers <joseph@codesourcery.com>
10585 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
10587 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
10590 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
10591 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
10593 2008-02-04 Diego Novillo <dnovillo@google.com>
10595 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
10598 * tree-vrp.c (vrp_evaluate_conditional): With
10599 -Wtype-limits, emit a warning when comparing against a
10600 constant outside the natural range of OP0's type.
10602 2008-02-04 Richard Guenther <rguenther@suse.de>
10604 PR middle-end/33631
10605 * expr.c (count_type_elements): Give for unions instead of
10608 2008-02-04 Richard Guenther <rguenther@suse.de>
10610 PR middle-end/35043
10611 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
10612 to TYPE_DOMAINs base type instead of using bitsizetype here.
10614 2008-02-03 Jason Merrill <jason@redhat.com>
10616 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
10618 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10621 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
10622 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
10623 (RS/6000 and PowerPC Options): Fix typos and markup.
10624 * doc/passes.texi (Tree-SSA passes): Likewise.
10626 2008-02-02 Michael Matz <matz@suse.de>
10629 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
10630 from record_last_reg_set_info.
10631 (record_last_reg_set_info): Take an RTX argument, iterate over all
10632 constituent hardregs.
10633 (record_last_set_info, record_opr_changes): Change calls to
10634 new signature or to record_last_reg_set_info_regno.
10636 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
10638 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
10640 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
10642 PR rtl-optimization/34773
10643 * reg-notes.def (EQUAL): Mention significance of combination of
10644 REG_EQUAL and REG_RETVAL.
10645 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
10646 insn that has a REG_RETVAL.
10648 2008-02-01 Roger Sayle <roger@eyesopen.com>
10651 * configure.ac (--enable-fixed-point): Disable unless explicitly
10653 * configure: Regenerate.
10655 2008-02-01 Richard Guenther <rguenther@suse.de>
10658 * invoke.texi (-finline-limit): Remove no longer true parts
10659 of the documentation. Note that there is no default value.
10661 2008-02-01 Andrew Pinski <pinskia@gmail.com>
10662 Mark Mitchell <mark@codesourcery.com>
10663 Ben Elliston <bje@au.ibm.com>
10666 * doc/extend.texi (Other Builtins): Document.
10668 2008-01-31 Tom Browder <tom.browder@gmail.com>
10670 * doc/c-tree.texi (Types): Fix grammar.
10671 (Expression trees): Ditto.
10672 * doc/passes.texi (Tree-SSA passes): Ditto.
10674 * doc/configterms.texi (Configure Terms): Fix typo.
10675 * doc/cpp.texi (Common Predefined Macros): Ditto.
10676 * doc/md.texi (Machine Constraints): Ditto.
10678 * doc/makefile.texi (Makefile): Add comma.
10680 2008-01-31 Tom Browder <tom.browder@gmail.com>
10681 Gerald Pfeifer <gerald@pfeifer.com>
10683 * doc/sourcebuild.texi (Front End): Remove references to CVS
10684 and CVSROOT/modules.
10685 (Texinfo Manuals): Replace reference to CVS by one to SVN.
10686 (Back End): Remove reference to CVS.
10688 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
10691 * config/mips/mips.c (gen_load_const_gp): New function, taking a
10693 (mips16_gp_pseudo_reg): ...here.
10694 * config/mips/mips.md (load_const_gp): Replace with...
10695 (load_const_gp_<mode>): ...this :P-based insn.
10697 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10699 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
10700 options. Minor fixes.
10701 (-std): Move reference to standards closer to where language
10702 standards are first mentioned.
10704 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
10706 PR rtl-optimization/34995
10707 * reload.c (alternative_allows_const_pool_ref): Take an rtx
10708 parameter and return a bool. If the rtx parameter is nonnull,
10709 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
10710 (find_reloads): Update call accordingly. Pass the new operand
10711 if it needed no address reloads, otherwise pass null.
10713 2008-01-30 Richard Henderson <rth@redhat.com>
10716 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
10717 for unbounded arrays.
10719 2008-01-30 Silvius Rus <rus@google.com>
10721 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
10723 2008-01-30 Jan Hubicka <jh@suse.cz>
10726 * i386.c (init_cumulative_args): Use real function declaration when
10729 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
10731 PR rtl-optimization/34998
10732 * global.c (build_insn_chain): Treat non-subreg_lowpart
10733 SUBREGs of pseudos as clobbering all the words covered by the
10734 SUBREG, not just all the bytes.
10735 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
10736 original df_ref rather than an extract parameter.
10737 (global_conflicts): Update call accordingly.
10739 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
10741 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
10742 the overflow check to make it easier to read.
10743 (__fixtfdi): Change the type of the ll member in union
10744 long_double to UDItype_x.
10746 2008-01-30 Jakub Jelinek <jakub@redhat.com>
10748 PR middle-end/34969
10749 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
10750 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
10751 * tree-inline.c (fold_marked_statements): Call
10752 cgraph_update_edges_for_call_stmt if folding a call statement.
10753 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
10754 debug_generic_stmt calls, reset it back afterwards.
10757 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
10759 * c-typeck.c (build_external_ref): Don't pedwarn about
10760 static vars in current function's scope.
10762 2008-01-29 Joseph Myers <joseph@codesourcery.com>
10764 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
10766 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
10769 * ipa-struct-reorg.c: Fix spelling.
10770 * params.def: Ditto.
10772 2008-01-29 Richard Guenther <rguenther@suse.de>
10774 PR middle-end/35006
10775 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
10777 * tree-inline.c (remap_type): Increment remapping_type_depth
10778 around remapping types.
10779 (copy_body_r): Only add referenced variables if they are referenced
10780 from code, not types.
10782 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
10793 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
10794 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
10796 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
10799 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
10800 pointer for tiny stack.
10802 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
10804 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
10806 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
10808 * config/vx-common.h: Fix typo in comment.
10810 2008-01-28 Ian Lance Taylor <iant@google.com>
10814 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
10815 coalesce pointers if they have different DECL_NO_TBAA_P values.
10816 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
10817 between variables with different DECL_NO_TBAA_P values.
10819 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
10822 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
10823 are not legitimate small data references on SPE targets.
10825 2008-01-28 David Daney <ddaney@avtrex.com>
10827 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
10829 2008-01-28 David Daney <ddaney@avtrex.com>
10831 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
10833 2008-01-27 Joseph Myers <joseph@codesourcery.com>
10835 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
10836 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
10837 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
10838 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
10839 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10840 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
10841 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
10842 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
10844 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10846 * basic-block.h (condjump_equiv_p): Fix comment.
10848 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10850 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
10851 print_generic_stmt_indented): Fix comment.
10853 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
10855 * configure.ac (__stack_chk_fail): Add detecion for availability
10856 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
10857 * configure: Regenerate.
10859 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
10861 PR middle-end/34688
10862 * final.c (output_addr_const): Handle TRUNCATE.
10864 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
10867 * tree-ssa-loop-ivopts.c (comp_cost): New type.
10868 (zero_cost, infinite_cost): New constants.
10869 (struct cost_pair): Change type of cost to comp_cost.
10870 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
10871 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
10873 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
10874 split_address_cost, ptr_difference_cost, difference_cost,
10875 get_computation_cost_at, get_computation_cost,
10876 determine_use_iv_cost_generic, determine_use_iv_cost_address,
10877 determine_use_iv_cost_condition, determine_use_iv_costs,
10878 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
10879 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
10880 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
10881 Change type of cost to comp_cost.
10882 (determine_iv_cost): Increase cost of non-original ivs, instead
10883 of decreasing the cost of original ones.
10884 (get_address_cost): Indicate the complexity of the addressing mode
10886 (try_add_cand_for): Prefer using ivs not specific to some object.
10887 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
10889 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
10890 Janis Johnson <janis187@us.ibm.com>
10893 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
10894 (TARGET_INSTANTIATE_DECLS): Likewise.
10895 * target.h (expand_to_rtl_hook): New target hook.
10896 (instantiate_decls): Likewise.
10897 * function.c (instantiate_decl): Make non-static. Rename to...
10898 (instantiate_decl_rtl): ... this.
10899 (instantiate_expr): Use instantiate_decl_rtl.
10900 (instantiate_decls_1): Likewise.
10901 (instantiate_decls): Likewise.
10902 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
10903 * function.h (instantiate_decl_rtl): Add prototype.
10904 * cfgexpand.c (target.h): New include.
10905 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
10906 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
10907 (TARGET_INSTANTIATE_DECLS): Likewise.
10908 (TARGET_INITIALIZER): New target hooks added.
10909 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
10911 * config/rs6000/rs6000.c (tree-flow.h): New include.
10912 (machine_function): Add sdmode_stack_slot field.
10913 (rs6000_alloc_sdmode_stack_slot): New function.
10914 (rs6000_instantiate_decls): Likewise.
10915 (rs6000_secondary_memory_needed_rtx): Likewise.
10916 (rs6000_check_sdmode): Likewise.
10917 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
10918 (TARGET_INSTANTIATE_DECLS): Likewise.
10919 (rs6000_hard_regno_mode_ok): Allow SDmode.
10920 (num_insns_constant): Likewise. Handle _Decimal32 constants.
10921 (rs6000_emit_move): Handle SDmode.
10922 (function_arg_advance): Likewise.
10923 (function_arg): Likewise.
10924 (rs6000_gimplify_va_arg): Likewise. Add special handling of
10925 SDmode var args for 32-bit compiles.
10926 (rs6000_secondary_reload_class): Handle SDmode.
10927 (rs6000_output_function_epilogue): Likewise.
10928 (rs6000_function_value): Simplify if statement.
10929 (rs6000_libcall_value): Likewise.
10930 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
10931 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
10932 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
10933 (movsd_hardfloat): New define_insn.
10934 (movsd_softfloat): Likewise.
10935 (movsd_store): Likewise.
10936 (movsd_load): Likewise.
10937 (extendsddd2): Likewise.
10938 (extendsdtd2): Likewise.
10939 (truncddsd2): Likewise.
10940 (movdd_hardfloat64): Fixup comment.
10941 (UNSPEC_MOVSD_LOAD): New constant.
10942 (UNSPEC_MOVSD_STORE): Likewise.
10944 2008-01-26 Jakub Jelinek <jakub@redhat.com>
10947 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
10949 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
10950 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
10951 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
10952 and TRUTH_XOR_EXPR.
10954 2008-01-26 David Edelsohn <edelsohn@gnu.org>
10957 * config.gcc: Separate AIX 5.3 from AIX 6.1.
10958 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
10959 __LONGDOUBLE128 too.
10960 * config/rs6000/aix61.h: New file.
10962 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
10964 PR rtl-optimization/34959
10965 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
10966 popcount and parity rtxes the same mode as their operand.
10967 Truncate or extend the result to the return value's mode
10970 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
10973 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
10974 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
10975 to GOT_VERSION_REGNUM.
10976 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
10977 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
10978 * config/mips/mips.c (mips_emit_call_insn): New function.
10979 (mips_call_tls_get_addr): Call mips_expand_call directly.
10980 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
10982 (mips16_build_call_stub): Likewise. Return the call insn or null.
10983 (mips_expand_call): Update the call to mips16_build_call_stub
10984 accordingly and a remove redundant condition. Assert that MIPS16
10985 stubs do not use lazy binding. Use mips_emit_call_insn and return
10987 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
10989 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
10990 (mips_avoid_hazard): Remove hazard_set handling.
10991 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
10992 (UNSPEC_RESTORE_GP): ...this.
10993 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
10994 (FAKE_CALL_REGNO): Rename to...
10995 (GOT_VERSION_REGNUM): ...this.
10996 (type): Add "ghost" value. Add an associated insn reservation.
10997 (hazard_set): Remove.
10998 (exception_receiver): Rename to...
10999 (restore_gp): ...this and update the unspec identifier accordingly.
11000 (exception_receiver, nonlocal_got_receiver): New expanders.
11001 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
11002 FAKE_CALL_REGNO. Remove hazard_set attribute.
11003 (set_got_version, update_got_version): New patterns.
11005 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
11008 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
11010 2008-01-25 Joseph Myers <joseph@codesourcery.com>
11013 * doc/install.texi2html: Generate gcc-vers.texi.
11015 2008-01-25 DJ Delorie <dj@redhat.com>
11017 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
11019 2008-01-25 Joseph Myers <joseph@codesourcery.com>
11021 * config/c4x: Remove directory.
11022 * config.gcc (crx-*, mt-*): Mark obsolete.
11023 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
11024 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
11025 sh-*-rtemscoff*): Remove cases.
11026 * defaults.h (C4X_FLOAT_FORMAT): Remove.
11027 * real.c (encode_c4x_single, decode_c4x_single,
11028 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
11029 c4x_extended_format): Remove.
11030 * real.h (c4x_single_format, c4x_extended_format): Remove.
11031 * doc/extend.texi (interrupt, naked): Remove mention of attributes
11033 (Pragmas): Remove comment about c4x pragmas.
11034 * doc/install.texi (c4x): Remove target-specific instructions.
11035 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
11036 * doc/md.texi (Machine Constraints): Remove C4x documentation.
11037 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
11038 refer to C4x source files as examples.
11039 (C4X_FLOAT_FORMAT): Remove documentation.
11041 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
11043 * config/bfin/bfin.c (override_options): Reorder tests so that
11044 flag_pic gets enabled for -msep-data.
11046 2008-01-25 Richard Guenther <rguenther@suse.de>
11048 PR middle-end/32244
11049 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
11050 to its bitfield precision if required.
11052 2008-01-25 Jakub Jelinek <jakub@redhat.com>
11054 PR middle-end/33880
11055 * tree-nested.c (walk_omp_for): New function.
11056 (convert_nonlocal_reference, convert_local_reference): Call
11057 walk_omp_for on OMP_FOR.
11058 (convert_call_expr): Call walk_body on OMP_FOR's
11059 OMP_FOR_PRE_INIT_BODY.
11061 2008-01-25 Richard Guenther <rguenther@suse.de>
11063 PR tree-optimization/34966
11064 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
11065 default defs and PHI_NODEs we have to insert after the
11066 defining statement.
11068 2008-01-24 Nick Clifton <nickc@redhat.com>
11070 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
11071 Provide a default definition.
11072 (LIBGCC2_UNITS_PER_WORD): Likewise.
11074 * config/stormy16/stormy16.c: Include df.h for the prototype
11075 for df_regs_ever_live_p.
11076 (xstormy16_expand_builtin_va_start): Convert the stack offset
11077 into a component_ref and then use POINTER_PLUS_EXPR to add it
11078 to the incoming_virtual_args_rtx.
11079 (xstormy16_gimplify_va_arg_expr): Rename to
11080 xstormy16_gimplify_va_arg_expr.
11081 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
11082 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
11083 xstormy16_gimplify_va_arg_expr.
11084 Fix up some formatting issues.
11086 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
11087 Move to predicates.md.
11088 (xs_hi_general_operand): Likewise.
11089 (xs_hi_nonmemory_operand): Likewise.
11090 * config/stormy16/predicates.md:
11091 (xstormy16_carry_plus_operand): New predicate.
11092 (xs_hi_general_operand): New predicate.
11093 (xs_hi_nonmemory_operand): New predicate.
11094 * config/stormy16/stormy16-protos.h:
11095 (xstormy16_carry_plus_operand): Delete prototype.
11096 (xs_hi_general_operand): Likewise.
11097 (xs_hi_nonmemory_operand): Likewise.
11099 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
11100 modifiers as they are no longer needed and they can trigger
11101 reload spill failures.
11103 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
11104 with a match_operand in order to help reload.
11106 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
11107 constraint with 'e' for the 8th alternative as this version of
11108 the mov.w instruction only accepts the lower 8 registers.
11110 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
11113 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
11114 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
11117 2008-01-25 Jakub Jelinek <jakub@redhat.com>
11119 PR middle-end/33333
11120 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
11122 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
11124 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
11126 (remove_structure): Update allocations list before removing structure.
11128 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
11130 * ipa-struct-reorg.c (is_safe_cond_expr,
11131 create_new_stmts_for_cond_expr): Use integer_zerop function,
11132 that recognize not only zero-pointer, but zero-integer too.
11134 2008-01-25 Ben Elliston <bje@au.ibm.com>
11137 * fixproto: Escape "." in sed expression that strips leading "./".
11139 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
11142 * gcc.c (SWITCH_OK): Removed.
11143 (SWITCH_LIVE): Changed to bit.
11144 (SWITCH_FALSE): Likewise.
11145 (SWITCH_IGNORE): Likewise.
11146 (switchstr): Change live_cond to unsigned int.
11147 (process_command): Replace SWITCH_OK with 0.
11148 (do_self_spec): Likewise.
11149 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
11150 (give_switch): Likewise.
11151 (used_arg): Likewise.
11152 (do_spec_1): Set the SWITCH_IGNORE bit.
11153 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
11154 bits. Set the SWITCH_LIVE bit.
11156 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
11158 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
11160 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
11162 PR tree-optimization/34472
11163 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
11164 parameter to a "bool *" and set *DATA to false if there is
11165 an unsafe access. Do not delete the structure here.
11166 (check_cond_exprs): Delete it here instead.
11167 (check_cond_exprs, exclude_cold_structs): Do not increase
11168 I when removing a structure.
11170 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
11173 * config/i386/i386.c (ix86_expand_vector_init): Consider only
11174 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
11176 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
11178 PR middle-end/34934
11179 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
11180 a fixed vector for stack.
11182 2008-01-24 Ben Elliston <bje@au.ibm.com>
11185 * doc/gcc.texi (Software development): Add a direntry for g++.
11187 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
11189 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
11190 stale and straggling -fforce-addr comments above.
11192 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
11194 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
11195 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
11197 2008-01-23 Michael Matz <matz@suse.de>
11200 * dwarf2out.c (force_type_die): Use modified_type_die instead of
11203 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
11205 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
11206 malloc result type.
11208 2008-01-23 Anatoly Sokolov <aesok@post.ru>
11210 * config/avr/avr.c (avr_current_arch): New variable.
11211 (avr_arch_types): Add 'avr31' and 'avr51' entries.
11212 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
11213 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
11214 (avr_override_options): Init 'avr_current_arch'.
11215 (base_arch_s): Move from here...
11216 * config/avr/avr.h (base_arch_s): ... here. Add new members
11217 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
11218 'mega' to 'have_jmp_call'.
11219 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
11220 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
11222 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
11224 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
11225 MULTILIB_MATCHES): (Ditto.).
11227 2008-01-23 Richard Guenther <rguenther@suse.de>
11229 PR middle-end/31529
11230 * cgraphunit.c (cgraph_reset_node): Always mark the node
11231 not reachable if it is not queued already.
11233 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
11235 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
11236 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
11237 (cputype_selected): New static variable.
11238 (bfin_handle_option): Set it if -mcpu is used.
11239 (override_option): Select default set of workarounds if no cpu type
11240 selected on the command line.
11241 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
11243 From Michael Frysinger <michael.frysinger@analog.com>
11244 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
11245 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
11247 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
11248 for bf547, bf523, bf524, and bf526.
11249 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
11251 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11252 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
11253 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
11254 __ADSPBF547__ and __ADSPBF54x__ for bf547.
11255 * doc/invoke.texi (Blackfin Options): Document that
11256 -mcpu now accept bf547, bf523, bf524, and bf526.
11258 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
11260 PR rtl-optimization/34628
11261 * combine.c (try_combine): Stop and undo after the first combination
11262 if an autoincrement side-effect on the first insn has effectively
11265 2008-01-22 David Edelsohn <edelsohn@gnu.org>
11268 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
11269 Offset addresses are not valid for Altivec or paired float modes.
11271 2008-01-22 Jakub Jelinek <jakub@redhat.com>
11274 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
11275 if DECL_INITIAL (decl) is error_mark_node.
11278 * c-common.c (handle_vector_size_attribute): Only allow
11279 integral, scalar float and fixed point types. Handle OFFSET_TYPE
11280 the same way as pointer, array etc. types.
11281 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
11284 * tree.c (build_type_attribute_qual_variant): Call
11285 build_qualified_type if attributes are equal, but quals are not.
11287 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11290 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
11291 * flags.h (warn_strict_aliasing): Remove.
11292 (warn_strict_overflow): Remove.
11293 * opts.c (warn_strict_aliasing): Remove.
11294 (warn_strict_overflow): Remove.
11295 * c-opts.c (c_common_handle_option): -Wall only sets
11296 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
11297 (c_common_post_options): Give default values to -Wstrict-aliasing
11298 and -Wstrict-overflow if they are uninitialized.
11299 * common.opt (Wstrict-aliasing): Specify Var and Init.
11300 (Wstrict-overflow): Likewise.
11302 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
11304 PR rtl-optimization/26854
11305 PR rtl-optimization/34400
11306 PR rtl-optimization/34884
11307 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
11309 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
11310 (df_rd_bb_info.expanded_lr_out): Deleted
11311 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
11312 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
11313 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11314 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11315 Removed code to allocate, initialize or free expanded_lr_out.
11316 (df_rd_bb_local_compute_process_def): Restructured to make more
11318 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
11319 sets if the sets are being trimmed.
11321 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
11324 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
11325 (as_vers): Likewise.
11326 * configure: Regenerated.
11328 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11330 PR middle-end/33092
11331 * tree-pass.h (pass_build_alias): New pass.
11332 * tree-ssa-alias.c (gate_build_alias): New.
11333 (pass_build_alias): New.
11334 * passes.c (init_optimization_passes): Add pass_build_alias after
11335 pass_create_structure_vars.
11337 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
11339 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
11340 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
11341 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
11342 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
11343 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
11344 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
11345 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
11346 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
11347 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
11348 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
11349 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
11350 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
11351 * config/s390/s390.md (FP_ALL): New mode iterator.
11352 (_d): New mode attribute.
11353 ("*signbit<mode>2>"): Changed mode of first operand.
11354 ("isinf<mode>2"): Changed mode of first operand.
11355 ("*TDC_insn"): Adaptation for DFP modes.
11357 2008-01-22 Ben Elliston <bje@au.ibm.com>
11359 * tree.c (check_qualified_type): Improve function description.
11361 2008-01-21 Jason Merrill <jason@redhat.com>
11364 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
11365 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
11368 2008-01-21 DJ Delorie <dj@redhat.com>
11370 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
11373 2008-01-21 Richard Guenther <rguenther@suse.de>
11375 PR middle-end/34856
11376 * tree-cfg.c (verify_expr): Allow all invariant expressions
11377 instead of just constant class ones as reference argument.
11378 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
11379 like any other constant.
11380 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
11382 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
11384 * regmove.c (fixup_match_1): Update call crossed frequencies.
11386 2008-01-21 Richard Guenther <rguenther@suse.de>
11389 * tree-inline.c (setup_one_parameter): Deal with mismatched
11390 types using a VIEW_CONVERT_EXPR.
11392 2008-01-21 Alon Dayan <alond@il.ibm.com>
11393 Olga Golovanevsky <olga@il.ibm.com>
11395 PR tree-optimization/34701
11396 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
11397 when the structure size is not a power of 2.
11399 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
11401 * doc/install.texi: Add doc for --enable-checking=df.
11403 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
11405 PR rtl-optimization/34808
11406 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
11408 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11410 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
11413 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
11415 PR rtl-optimization/26854
11416 PR rtl-optimization/34400
11417 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
11419 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
11420 (df_rd_bb_info.expanded_lr_out): New.
11421 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
11422 * loop_iv.c (iv_analysis_loop_init): Ditto.
11423 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
11424 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
11425 Added code to allocate, initialize or free expanded_lr_out.
11426 (df_rd_bb_local_compute_process_def): Restructured to make
11427 more understandable.
11428 (df_rd_confluence_n): Add code to do nothing with fake edges and
11429 code to no apply invalidate_by_call sets if the sets are being trimmed.
11430 (df_lr_local_finalize): Renamed to df_lr_finalize.
11431 (df_live_local_finalize): Renamed to df_live_finalize.
11433 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
11436 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
11437 deciding whether to use reciprocal instructions.
11439 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
11441 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
11442 dwarf2out_note_section_used if cold_text_section is NULL.
11444 2008-01-19 Jakub Jelinek <jakub@redhat.com>
11446 PR gcov-profile/34610
11447 * tree-cfg.c (make_edges): Mark both outgoing edges from
11448 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
11449 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
11450 from OMP_FOR and OMP_CONTINUE outgoing edges.
11452 * tree-profile.c (tree_profiling): Return early if
11453 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
11455 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
11456 from cfun to child_cfun.
11457 * function.h (struct function): Add after_tree_profile bit.
11459 2008-01-19 Anatoly Sokolov <aesok@post.ru>
11461 * config/avr/avr.S (_exit): Disable interrupt.
11463 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
11464 Steven Bosscher <stevenb.gcc@gmail.com>
11466 PR rtl-optimization/26854
11467 PR rtl-optimization/34400
11468 * df-problems.c (df_live_scratch): New scratch bitmap.
11469 (df_live_alloc): Allocate df_live_scratch when doing df_live.
11470 (df_live_reset): Clear the proper bitmaps.
11471 (df_live_bb_local_compute): Only process the artificial defs once
11472 since the order is not important.
11473 (df_live_init): Init the df_live sets only with the variables
11474 found live by df_lr.
11475 (df_live_transfer_function): Use the df_lr sets to prune the
11476 df_live sets as they are being computed.
11477 (df_live_free): Free df_live_scratch.
11479 2008-01-18 Ian Lance Taylor <iant@google.com>
11481 * common.opt: Add fmerge-debug-strings.
11482 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
11483 flag_merge_debug_strings rather than flag_merge_constants.
11484 * doc/invoke.texi (Option Summary): Mention
11485 -fmerge-debug-strings.
11486 (Debugging Options): Document -fmerge-debug-strings.
11488 2008-01-18 Ian Lance Taylor <iant@google.com>
11491 * tree.h (DECL_IS_OPERATOR_NEW): Define.
11492 (struct tree_function_decl): Add new field operator_new_flag.
11493 * tree-inline.c (expand_call_inline): When inlining a call to
11494 operator new, force the return value to go into a variable, and
11495 set DECL_NO_TBAA_P on that variable.
11496 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
11498 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
11501 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
11502 DWARF2_DEBUGGING_INFO.
11503 (dwarf2out_note_section_used): Ditto. Add prototype.
11504 (have_multiple_function_sections, text_section_used,
11505 cold_text_section_used, *cold_text_sections): Move declarations
11508 2008-01-17 Bob Wilson <bob.wilson@acm.org>
11510 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
11511 field and add signal_ra.
11512 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
11513 assignments to frame state pc. Move end of stack check after
11514 MD_FALLBACK_FRAME_STATE_FOR.
11515 (uw_update_context_1): Use frame state signal_regs if set, instead
11516 of checking signal_frame flag.
11517 (uw_update_context): Use frame state signal_ra if set.
11518 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
11519 * config/xtensa/linux-unwind.h: New file.
11521 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
11523 * modulo-sched.c (get_sched_window): Fix comment typo.
11525 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
11527 PR tree-optimization/34648
11528 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
11530 2008-01-17 Anatoly Sokolov <aesok@post.ru>
11532 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
11533 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
11535 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
11537 PR rtl-optimization/34400
11538 * df-core.c (df_worklist_dataflow_overeager,
11539 df_worklist_dataflow_doublequeue): New functions.
11540 (df_worklist_dataflow): Two different worklist solvers.
11541 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
11544 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11547 * doc/invoke.texi: Document the dependence on pthread for fopenmp
11548 and ftree-parallelize-loops.
11550 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
11552 PR rtl-optimization/34826
11553 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
11555 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
11557 * global.c (find_reg): Mark the eh regs as used if necessary.
11558 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
11559 * ra.h (struct allocno): no_eh_reg field added. Changed
11560 no_stack_reg type to bitfield.
11562 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
11564 * tree.c (substitute_in_expr): Add missing 'break'.
11566 2008-01-17 Richard Guenther <rguenther@suse.de>
11568 PR tree-optimization/34825
11569 * tree-ssa-math-opts.c (is_division_by): Do not recognize
11570 x / x as division to handle.
11572 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11574 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
11575 "-pthread" is specified.
11576 * pa-hpux11.h (LIB_SPEC): Likewise.
11578 2008-01-16 Janis Johnson <janis187@us.ibm.com>
11579 Peter Bergner <bergner@vnet.ibm.com>
11581 PR rtl-optimization/33796
11582 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
11584 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11586 PR libgfortran/34699
11587 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
11589 * pa-hpux10.h (LINK_SPEC): Likewise.
11590 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
11592 2008-01-16 Richard Guenther <rguenther@suse.de>
11594 PR middle-end/32628
11595 * fold-const.c (fold_convert_const_int_from_int): Do not
11596 set overflow if that occured only because of a sign extension
11597 change when converting from/to a sizetype with the same
11598 precision and signedness.
11600 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
11603 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
11604 location address to the correct place. Update copyright year.
11606 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11608 * lambda-code.c (lambda_transform_legal_p): Handle the case of
11609 no dependences in the dependence_relations vector.
11611 2008-01-16 Jan Hubicka <jh@suse.cz>
11613 PR rtl-optimization/31396
11614 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
11615 * cfg.c (dump_reg_info): Print it.
11616 * regs.h (struct reg_info_t): add freq_calls_crossed.
11617 (REG_FREQ_CALLS_CROSSED): New macro.
11618 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
11619 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
11620 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
11621 regmove_optimize): Update call crossed frequencies.
11622 * local-alloc.c (struct qty): Add freq_calls_crossed.
11623 (alloc_qty): Copute freq_calls_crossed.
11624 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
11625 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
11626 * ra.h (struct allocno): Add freq_calls_crossed.
11628 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11630 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
11631 libgomp when compiling with ftree-parallelize-loops.
11632 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
11634 2008-01-16 Richard Guenther <rguenther@suse.de>
11636 PR tree-optimization/34769
11637 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
11638 * tree.c (int_cst_value): Instead make this function more
11639 permissive in what it accepts as valid input. Document this
11640 function always sign-extends the value.
11642 2008-01-16 Jakub Jelinek <jakub@redhat.com>
11643 Richard Guenther <rguenther@suse.de>
11646 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
11647 (gimple_fold_indirect_ref_rhs): ... this.
11648 (gimple_fold_indirect_ref): New function with foldings
11649 that preserve lvalueness.
11650 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
11651 * tree-flow.h (gimple_fold_indirect_ref): Declare.
11652 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
11653 to fold an INDIRECT_REF, fall back to the old use of
11654 fold_indirect_ref_1.
11656 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
11658 * tree-data-ref.c (subscript_dependence_tester_1): Call
11659 free_conflict_function.
11660 (compute_self_dependence): Same.
11662 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
11665 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
11666 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
11668 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
11669 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
11670 for DWARF2_UNWIND_INFO targets.
11672 2008-01-16 Richard Guenther <rguenther@suse.de>
11675 * c-typeck.c (common_pointer_type): Do not merge inconsistent
11676 type qualifiers for function types.
11678 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
11680 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
11681 loop_iterator li from previous commit.
11683 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
11685 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
11687 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
11689 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
11690 (parallelize_loops): Don't parallelize irreducible components.
11692 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11695 * c-opts (c_common_post_options): Do not enable CPP
11696 flag_pedantic_errors by default.
11698 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
11700 PR rtl-optimization/31944
11701 * cse.c (remove_pseudo_from_table): New function.
11702 (merge_equiv_classes): Use above function to remove pseudo-registers.
11703 (invalidate): Likewise.
11705 2008-01-13 Richard Guenther <rguenther@suse.de>
11707 PR middle-end/34601
11708 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
11709 instead of TYPE_MODE to deal with calls from expand_one_error_var.
11711 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
11713 * gcse.c (cprop_jump): Call validate_unshare_change instead of
11714 validate_change to unshare the source of the PC set.
11716 2008-01-12 Jan Hubicka <jh@suse.cz>
11718 PR middle-end/32135
11719 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
11720 references above array bounds. This might trigger bounds checks for
11721 pointers to arrays.
11723 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
11725 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
11726 new_replaceable_dependencies.
11728 2008-01-12 Doug Kwan <dougkwan@google.com>
11730 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
11731 instead of OPT_Wreturn_type in warning due to ignored return type
11733 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
11734 options included in -Wextra.
11735 * c.opt: New option -Wignored_qualifiers.
11736 * doc/invoke.texi (Warning Options, -Wextra): Add new option
11737 -Wignore_qualifiers.
11738 (-Wignored-qualifiers): Document.
11739 (-Wreturn-type): Remove description of functionality now handled
11740 by -Wignored-qualifiers.
11742 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
11745 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
11746 NOP_EXPR if it is between integral types with the same precision.
11748 2008-01-12 Jan Hubicka <jh@suse.cz>
11751 * invoke.texi (max-inline-recursive-depth): Fix default value.
11753 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
11755 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
11758 2008-01-11 Bob Wilson <bob.wilson@acm.org>
11760 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
11762 2008-01-11 James E. Wilson <wilson@specifix.com>
11765 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
11767 2008-01-11 Anatoly Sokolov <aesok@post.ru>
11769 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
11770 save/restore frame pointer register and don't use 'call-prologues'
11771 optimization in function with "OS_task" attribute.
11773 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
11775 PR middle-end/31309
11776 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
11777 when copying to memory.
11779 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
11781 PR rtl-optimization/30905
11782 * cfgcleanup.c: Include dce.h
11783 (crossjumps_occured): New global variable.
11784 (try_crossjump_bb): Exit loop after finding a fallthru edge.
11785 If something changed, set crossjumps_occured to true.
11786 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
11787 Don't add/remove fake edges to exit here...
11788 (cleanup_cfg): ...but do it here, when crossjumping.
11789 Run a fast DCE when successful crossjumps occured in the latest
11790 iteration of try_optimize_cfg.
11792 2008-01-11 Richard Guenther <rguenther@suse.de>
11794 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
11795 (struct vn_unary_op_s): Likewise.
11796 (vn_reference_insert): Free old reference on hash collision.
11798 2008-01-10 Raksit Ashok <raksit@google.com>
11800 PR rtl-optimization/27971
11801 * combine.c (find_split_point): Split PLUS expressions which are
11802 inside a MEM rtx, and whose first operand is complex.
11804 2008-01-10 DJ Delorie <dj@redhat.com>
11806 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
11807 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
11808 (m32c_hard_regno_ok): Call the underlying function.
11810 2008-01-10 Richard Guenther <rguenther@suse.de>
11812 PR middle-end/34683
11813 * tree-cfg.c (tree_merge_blocks): Do not go through the
11814 full-blown folding and stmt updating path if we just deal
11815 with virtual operands.
11816 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
11817 test for abnormal SSA_NAMEs.
11819 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
11821 PR middle-end/34641
11822 * reload.c (push_reload): Add assertions. All constants from
11823 reg_equiv_constant should have been used for replacing the respective
11825 (find_reloads_address): Invoke find_reloads_address_part for
11826 constant taken from the reg_equiv_constant array.
11828 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
11830 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
11831 field (valnum) the first in the struct. Replace bools with
11834 2008-01-10 Richard Guenther <rguenther@suse.de>
11836 PR tree-optimization/34651
11837 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
11838 types and ordering for masking and converting.
11840 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
11842 PR tree-optimization/34017
11843 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
11844 also for PHI_NODE expressions.
11846 2008-01-09 Jan Hubicka <jh@suse.cz>
11848 PR tree-optimization/34708
11849 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
11850 based on number of case labels.
11851 (init_inline_once): Remove switch_cost.
11852 * tree-inline.h (eni_weights_d): Remove switch_cost.
11854 2008-01-09 Richard Guenther <rguenther@suse.de>
11855 Andrew Pinski <andrew_pinski@playstation.sony.com>
11857 PR middle-end/30132
11858 * gimplify.c (gimplify_cond_expr): Do not create an addressable
11859 temporary if an rvalue is ok or an lvalue is not required.
11861 2008-01-09 Richard Guenther <rguenther@suse.de>
11863 PR middle-end/34458
11864 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
11865 adjust return type.
11867 2008-01-09 Richard Guenther <rguenther@suse.de>
11869 PR middle-end/34679
11870 * tree.c (host_integerp): Check for sizetype only if the
11871 type is an integer type.
11873 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
11876 * opts.c (decode_options): Disable inlining of functions called
11877 once if not in unit-at-a-time mode.
11879 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
11881 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
11883 2008-01-08 Richard Guenther <rguenther@suse.de>
11885 PR middle-end/31863
11886 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
11887 out early if the result will be unused.
11889 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
11894 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
11895 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
11898 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
11900 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
11901 for vectorization tuned.
11903 2008-01-08 Richard Guenther <rguenther@suse.de>
11905 PR tree-optimization/34683
11906 * tree-ssa-operands.c (operand_build_cmp): Export.
11907 * tree-ssa-operands.h (operand_build_cmp): Declare.
11908 * tree-vn.c (vuses_compare): Remove.
11909 (sort_vuses): Use operand_build_cmp.
11910 (sort_vuses_heap): Likewise.
11911 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
11912 to re-use old VEC if available. Do not sort already sorted VUSEs.
11913 (vdefs_to_vec): Do not sort already sorted VDEFs.
11915 2008-01-08 Jakub Jelinek <jakub@redhat.com>
11917 PR middle-end/34694
11918 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
11920 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
11923 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
11924 limitations of reciprocal sequences on x86 targets.
11926 2008-01-08 Richard Guenther <rguenther@suse.de>
11928 PR tree-optimization/34683
11929 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
11931 2008-01-07 Jakub Jelinek <jakub@redhat.com>
11934 * config/darwin.c (darwin_mergeable_string_section): Don't use
11935 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
11937 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
11940 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
11941 negxf2. Macroize expander using X87MODEF mode iterator. Change
11942 predicates of op0 and op1 to register_operand.
11943 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
11944 expander using X87MODEF mode iterator. Change predicates of
11945 op0 and op1 to register_operand.
11946 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
11947 corresponding patterns and macroize using MODEF macro. Change
11948 predicates of op0 and op1 to register_operand and remove
11949 "m" constraint. Disparage "r" alternative with "!".
11950 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
11951 macroize using X87MODEF macro. Change predicates of op0 and op1
11952 to register_operand and remove "m" constraint. Disparage "r"
11953 alternative with "!".
11954 (absneg splitter with memory operands): Remove.
11955 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
11956 patterns and macroize using X87MODEF mode iterator.
11957 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
11958 Change predicate of op1 to register_operand.
11959 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
11960 for memory operands.
11962 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
11964 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
11966 2008-01-07 Richard Guenther <rguenther@suse.de>
11968 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
11971 2008-01-07 Richard Guenther <rguenther@suse.de>
11973 PR tree-optimization/34683
11974 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
11975 VOPs of the needed size to save memory. Use VEC_quick_push
11976 to save compile-time.
11977 (vdefs_to_vec): Likewise.
11979 2008-01-07 Sa Liu <saliu@de.ibm.com>
11981 * config/spu/spu.md (divdf3): Genetate inline code for double
11982 division. The implementation doesn't handle INF or NAN, therefore it
11983 only applies when -ffinite-math-only is given.
11985 2008-01-06 Paolo Carlini <pcarlini@suse.de>
11988 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
11989 * doc/cpp.texi ([Common Predefined Macros]): Document.
11991 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
11993 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
11994 order to use commutative addition instead of subtraction.
11996 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
11997 Mircea Namolaru <namolaru@il.ibm.com>
11998 Vladimir Yanovsky <yanov@il.ibm.com>
11999 Revital Eres <eres@il.ibm.com>
12001 PR tree-optimization/34263
12002 * tree-outof-ssa.c (process_single_block_loop_latch,
12003 contains_tree_r): New functions.
12004 (analyze_edges_for_bb): Call process_single_block_loop_latch
12005 function to empty single-basic-block latch block if possible.
12007 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12009 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
12011 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
12013 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
12015 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
12017 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
12019 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
12021 2008-01-05 Jakub Jelinek <jakub@redhat.com>
12023 PR tree-optimization/34618
12024 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
12027 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
12030 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
12031 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
12032 Update copyright year.
12034 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
12035 Update copyright year.
12036 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
12039 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
12041 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
12042 edge does not point to current bb before changing need_assert.
12044 2008-01-04 Richard Guenther <rguenther@suse.de>
12046 PR middle-end/34029
12047 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
12048 for verifying purposes if they are is_gimple_min_invariant.
12050 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
12052 PR tree-optimization/34448
12053 PR tree-optimization/34465
12054 * gimplify.c (gimplify_init_constructor): Add new parameter
12055 notify_temp_creation. Use it.
12056 (gimplify_modify_expr_rhs): Take volatiles into account when
12057 optimizing constructors.
12058 Do not optimize constructors if gimplify_init_constructor will dump to
12060 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
12061 * gcc.c-torture/compile/pr34448.c: New.
12063 2008-01-04 Jakub Jelinek <jakub@redhat.com>
12065 PR gcov-profile/34609
12066 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
12067 return_slot if result is TREE_ADDRESSABLE.
12069 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
12071 * config/mips/mips.md (sqrt_condition): Tweak comment.
12072 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
12074 2008-01-03 Tom Tromey <tromey@redhat.com>
12077 * c-common.c (c_type_hash): Handle VLAs.
12079 2008-01-03 Jan Hubicka <jh@suse.cz>
12081 PR tree-optimization/31081
12082 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
12083 0 when inlining and not inlining to first basic block.
12084 (remap_decl): When var is initialized to 0, don't set default_def.
12085 (expand_call_inline): Set entry_bb.
12086 * tree-inline.h (copy_body_data): Add entry_bb.
12088 2008-01-03 Jakub Jelinek <jakub@redhat.com>
12091 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
12094 PR tree-optimization/29484
12095 * tree-inline.c (inline_forbidden_p_2): New function.
12096 (inline_forbidden_p): Disallow inlining if some static var
12097 has an address of a local LABEL_DECL in its initializer.
12098 * doc/extend.texi (Labels as Values): Document &&foo behaviour
12101 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
12103 PR tree-optimization/34635
12104 * tree-data-ref.c (add_other_self_distances): Make sure that the
12105 evolution step is constant.
12107 2008-01-03 Jakub Jelinek <jakub@redhat.com>
12109 PR middle-end/34608
12110 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
12112 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
12114 * tree-sra.c (scalarize_init): Insert the generate_element_init
12115 statements after the generate_element_zero statements.
12117 2008-01-02 Richard Guenther <rguenther@suse.de>
12119 PR middle-end/34093
12120 PR middle-end/31976
12121 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
12122 for very large number of operands instead of ICEing.
12124 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
12127 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
12128 while stack probing.
12130 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
12132 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
12135 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
12137 PR libmudflap/26442
12138 * tree-mudflap.c (mx_register_decls): Guard warning by
12139 !DECL_ARTIFICIAL check.
12141 2008-01-01 Jakub Jelinek <jakub@redhat.com>
12143 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
12144 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
12145 sse5_perm<mode>): Fix constraints.