1 2008-07-30 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/36967
4 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
5 Release defs of statements we remove.
7 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
10 instead of NULL_RTVEC.
12 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
16 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
19 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
21 * final.c (call_from_call_insn): New.
22 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
24 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
26 * configure.ac: Substitute ADA_CFLAGS.
27 * configure: Regenerate.
28 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
29 * Makefile.in: Remove mention of X_* variables.
30 * config/pa/x-ada-hpux10: Remove.
31 * config/pa/x-ada: Remove.
33 * doc/fragments.texi: Update.
35 2008-07-30 Olivier Hainque <hainque@adacore.com>
37 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
38 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
39 __dso_handle explicitly here.
41 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
44 * c-typeck.c (build_binary_op): Encapsulate code into...
45 * c-common.c (shorten_binary_op): ...this new function.
46 (conversion_warning): Use the new function. Handle non-negative
47 constant in bitwise-and.
48 * c-common.h (shorten_binary_op): Declare.
50 2008-07-30 Olivier Hainque <hainque@adacore.com>
52 * scan.c (make_sstring_space): Add explicit conversions of
53 allocator's return value.
54 * fix-header.c (recognized_function): Likewise.
56 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
58 * doc/cpp.texi: Update to GFDL 1.2.
59 * doc/gcc.texi: Do not list GPL as Invariant Section.
60 * doc/gccint.texi: Likewise. Update copyright years.
61 * doc/install.texi: Update copyright years.
63 2008-07-30 Alan Modra <amodra@bigpond.net.au>
66 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
67 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
69 2008-07-29 Jan Hubicka <jh@suse.cz>
71 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
72 (grokdeclarator): Likewise.
73 * langhooks.c (lhd_warn_unused_global_decl): Use
74 DECL_DECLARED_INLINE_P.
75 * print-tree.c (print_node): Remove DECL_INLINE check.
77 2008-07-29 Richard Guenther <rguenther@suse.de>
79 PR tree-optimization/36945
80 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
81 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
82 Record invariant addresses un-decomposed.
83 (copy_reference_ops_from_call): Record reference call
84 arguments properly. Simplify.
85 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
86 helper split out from ...
87 (create_component_ref_by_pieces): ... here. Simplify.
88 Prepare for recursive invocation for call arguments.
89 (create_expression_by_pieces): Adjust call to
90 create_component_ref_by_pieces.
91 (compute_avail): Process operand 2 of reference ops.
93 2008-07-29 Richard Guenther <rguenther@suse.de>
95 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for
98 2008-07-29 Jakub Jelinek <jakub@redhat.com>
100 * c-format.c (check_format_types): Revert unwanted checkin.
102 2008-07-29 Jan Hubicka <jh@suse.cz>
104 * flags.h (flag_really_no_inline): Remove.
105 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
106 * toplev.c (flag_really_no_inline): Remove.
107 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
108 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
109 (cgraph_decide_inlining_incrementally): Likewise.
110 (compute_inline_parameters): Likewise.
111 * opts.c (decode_options): Simplify.
112 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
113 * common.opt (finline): Initialize to 1.
114 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
116 2008-07-29 Jan Hubicka <jh@suse.cz>
118 * predict.c (always_optimize_for_size_p): New function.
119 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
120 optimize_edge_for_size_p, optimize_edge_for_speed_p,
121 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
123 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
124 * function.c (prepare_function_start): Set default profile.
125 * function.h (rtl_data): Add maybe_hot_insn_p.
126 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
127 (construct_exit_block): Likewise.
128 (tree_expand_cfg): Likewise.
130 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
131 optimize_edge_for_size_p, optimize_edge_for_speed_p,
132 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
133 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
136 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
139 * c-decl.c (merge_decls): Merge USED flags.
141 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
143 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
144 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
145 next_stack, lab_false and lab_over trees.
147 2008-07-28 Richard Guenther <rguenther@suse.de>
149 PR tree-optimization/36957
150 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
151 (useless_type_conversion_p): Remove.
152 (types_compatible_p): Remove.
153 * gimple.h (tree_ssa_useless_type_conversion): Declare.
154 (useless_type_conversion_p): Declare.
155 (types_compatible_p): Declare.
156 (gimple_expr_type): Return the base type only if it is
157 trivially convertible to the subtype.
159 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
161 * configure.ac: Use the m4_do macro to concatenate the warnings into
162 one string in ACX_PROG_CC_WARNING_OPTS,
163 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
164 * configure: Regenerate.
166 2008-07-28 Richard Guenther <rguenther@suse.de>
168 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
169 (insert_fake_stores): Remove.
170 (realify_fake_stores): Likewise.
171 (execute_pre): Remove dead code.
172 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary
174 (find_func_aliases): Deal with it here instead.
175 Re-enable gcc_unreachable call.
177 2008-07-28 Richard Guenther <rguenther@suse.de>
179 Merge from gimple-tuples-branch.
181 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
182 * gimple.def: New file.
183 * gsstruct.def: Likewise.
184 * gimple-iterator.c: Likewise.
185 * gimple-pretty-print.c: Likewise.
186 * tree-gimple.c: Removed. Merged into ...
187 * gimple.c: ... here. New file.
188 * tree-gimple.h: Removed. Merged into ...
189 * gimple.h: ... here. New file.
191 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
192 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
193 --enable-checking=gimple flag.
194 * config.in: Likewise.
195 * configure: Regenerated.
197 * tree-ssa-operands.h: Tuplified.
198 * tree-vrp.c: Likewise.
199 * tree-loop-linear.c: Likewise.
200 * tree-into-ssa.c: Likewise.
201 * tree-ssa-loop-im.c: Likewise.
202 * tree-dump.c: Likewise.
203 * tree-complex.c: Likewise.
204 * cgraphbuild.c: Likewise.
205 * tree-ssa-threadupdate.c: Likewise.
206 * tree-ssa-loop-niter.c: Likewise.
207 * tree-pretty-print.c: Likewise.
208 * tracer.c: Likewise.
209 * gengtype.c: Likewise.
210 * tree-loop-distribution.c: Likewise.
211 * tree-ssa-loop-unswitch.c: Likewise.
212 * cgraph.c: Likewise.
213 * cgraph.h: Likewise.
214 * tree-ssa-loop-manip.c: Likewise.
215 * value-prof.c: Likewise.
216 * tree-ssa-loop-ch.c: Likewise.
217 * tree-tailcall.c: Likewise.
218 * value-prof.h: Likewise.
221 * tree-pass.h: Likewise.
222 * ipa-cp.c: Likewise.
223 * tree-scalar-evolution.c: Likewise.
224 * tree-scalar-evolution.h: Likewise.
225 * target.h: Likewise.
226 * lambda-mat.c: Likewise.
227 * tree-phinodes.c: Likewise.
228 * diagnostic.h: Likewise.
229 * builtins.c: Likewise.
230 * tree-ssa-alias-warnings.c: Likewise.
231 * cfghooks.c: Likewise.
232 * fold-const.c: Likewise.
233 * cfghooks.h: Likewise.
234 * omp-low.c: Likewise.
235 * tree-ssa-dse.c: Likewise.
236 * ipa-reference.c: Likewise.
237 * tree-ssa-uncprop.c: Likewise.
238 * toplev.c: Likewise.
239 * tree-gimple.c: Likewise.
240 * tree-gimple.h: Likewise.
241 * tree-chrec.c: Likewise.
242 * tree-chrec.h: Likewise.
243 * tree-ssa-sccvn.c: Likewise.
244 * tree-ssa-sccvn.h: Likewise.
245 * cgraphunit.c: Likewise.
246 * tree-ssa-copyrename.c: Likewise.
247 * tree-ssa-ccp.c: Likewise.
248 * tree-ssa-loop-ivopts.c: Likewise.
249 * tree-nomudflap.c: Likewise.
250 * tree-call-cdce.c: Likewise.
251 * ipa-pure-const.c: Likewise.
252 * c-format.c: Likewise.
253 * tree-stdarg.c: Likewise.
254 * tree-ssa-math-opts.c: Likewise.
255 * tree-ssa-dom.c: Likewise.
256 * tree-nrv.c: Likewise.
257 * tree-ssa-propagate.c: Likewise.
258 * ipa-utils.c: Likewise.
259 * tree-ssa-propagate.h: Likewise.
260 * tree-ssa-alias.c: Likewise.
261 * gimple-low.c: Likewise.
262 * tree-ssa-sink.c: Likewise.
263 * ipa-inline.c: Likewise.
264 * c-semantics.c: Likewise.
265 * dwarf2out.c: Likewise.
267 * tree-ssa-loop-ivcanon.c: Likewise.
268 * predict.c: Likewise.
269 * tree-ssa-loop.c: Likewise.
270 * tree-parloops.c: Likewise.
271 * tree-ssa-address.c: Likewise.
272 * tree-ssa-ifcombine.c: Likewise.
273 * matrix-reorg.c: Likewise.
274 * c-decl.c: Likewise.
275 * tree-eh.c: Likewise.
276 * c-pretty-print.c: Likewise.
277 * lambda-trans.c: Likewise.
278 * function.c: Likewise.
279 * langhooks.c: Likewise.
280 * ebitmap.h: Likewise.
281 * tree-vectorizer.c: Likewise.
282 * function.h: Likewise.
283 * langhooks.h: Likewise.
284 * tree-vectorizer.h: Likewise.
285 * ipa-type-escape.c: Likewise.
286 * ipa-type-escape.h: Likewise.
287 * domwalk.c: Likewise.
288 * tree-if-conv.c: Likewise.
289 * profile.c: Likewise.
290 * domwalk.h: Likewise.
291 * tree-data-ref.c: Likewise.
292 * tree-data-ref.h: Likewise.
293 * tree-flow-inline.h: Likewise.
294 * tree-affine.c: Likewise.
295 * tree-vect-analyze.c: Likewise.
296 * c-typeck.c: Likewise.
297 * gimplify.c: Likewise.
298 * coretypes.h: Likewise.
299 * tree-ssa-phiopt.c: Likewise.
301 * tree-ssa-coalesce.c: Likewise.
302 * tree.def: Likewise.
303 * tree-dfa.c: Likewise.
304 * except.c: Likewise.
305 * except.h: Likewise.
306 * cfgexpand.c: Likewise.
307 * tree-cfgcleanup.c: Likewise.
308 * tree-ssa-pre.c: Likewise.
309 * tree-ssa-live.c: Likewise.
310 * tree-sra.c: Likewise.
311 * tree-ssa-live.h: Likewise.
312 * tree-predcom.c: Likewise.
313 * lambda.h: Likewise.
314 * tree-mudflap.c: Likewise.
315 * ipa-prop.c: Likewise.
316 * print-tree.c: Likewise.
317 * tree-ssa-copy.c: Likewise.
318 * ipa-prop.h: Likewise.
319 * tree-ssa-forwprop.c: Likewise.
320 * ggc-page.c: Likewise.
322 * tree-ssa-dce.c: Likewise.
323 * tree-vect-patterns.c: Likewise.
324 * tree-ssa-ter.c: Likewise.
325 * tree-nested.c: Likewise.
326 * tree-ssa.c: Likewise.
327 * lambda-code.c: Likewise.
328 * tree-ssa-loop-prefetch.c: Likewise.
329 * tree-inline.c: Likewise.
330 * tree-inline.h: Likewise.
331 * tree-iterator.c: Likewise.
332 * tree-optimize.c: Likewise.
333 * tree-ssa-phiprop.c: Likewise.
334 * tree-vect-transform.c: Likewise.
335 * tree-object-size.c: Likewise.
336 * tree-outof-ssa.c: Likewise.
337 * cfgloop.c: Likewise.
338 * system.h: Likewise.
339 * tree-profile.c: Likewise.
340 * cfgloop.h: Likewise.
341 * c-gimplify.c: Likewise.
342 * c-common.c: Likewise.
343 * tree-vect-generic.c: Likewise.
344 * tree-flow.h: Likewise.
345 * c-common.h: Likewise.
346 * basic-block.h: Likewise.
347 * tree-ssa-structalias.c: Likewise.
348 * tree-switch-conversion.c: Likewise.
349 * tree-ssa-structalias.h: Likewise.
350 * tree-cfg.c: Likewise.
351 * passes.c: Likewise.
352 * ipa-struct-reorg.c: Likewise.
353 * ipa-struct-reorg.h: Likewise.
354 * tree-ssa-reassoc.c: Likewise.
355 * cfgrtl.c: Likewise.
356 * varpool.c: Likewise.
358 * tree-ssanames.c: Likewise.
359 * tree-ssa-threadedge.c: Likewise.
360 * langhooks-def.h: Likewise.
361 * tree-ssa-operands.c: Likewise.
362 * config/alpha/alpha.c: Likewise.
363 * config/frv/frv.c: Likewise.
364 * config/s390/s390.c: Likewise.
365 * config/m32c/m32c.c: Likewise.
366 * config/m32c/m32c-protos.h: Likewise.
367 * config/spu/spu.c: Likewise.
368 * config/sparc/sparc.c: Likewise.
369 * config/i386/i386.c: Likewise.
370 * config/sh/sh.c: Likewise.
371 * config/xtensa/xtensa.c: Likewise.
372 * config/stormy16/stormy16.c: Likewise.
373 * config/ia64/ia64.c: Likewise.
374 * config/rs6000/rs6000.c: Likewise.
375 * config/pa/pa.c: Likewise.
376 * config/mips/mips.c: Likewise.
378 2008-07-28 Simon Baldwin <simonb@google.com>
380 * c-pragma.c (handle_pragma_message): New function.
381 (init_pragma): Register handle_pragma_message.
382 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
385 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
387 PR tree-optimization/35252
388 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
389 REALPART_EXPR to be considered as same load operation.
391 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
393 PR tree-optimization/36830
394 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
395 (expressions_equal_p): Return false if only one operand is null.
397 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
399 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
400 version requirements.
402 2008-07-26 Olivier Hainque <hainque@adacore.com>
404 * collect2.c (symkind): New enum. Symbol kinds we care about.
405 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
406 code and head comment accordingly.
407 (scan_prog_file): Use symkind names instead of bare integers.
409 2008-07-25 Jan Hubicka <jh@suse.cz>
411 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on DECL_INLINE.
412 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
413 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
414 * dojump.c (clear_pending_stack_adjust): Likewise.
415 * print-tree.c (print_node): Ignore DECL_INLINE.
416 * tree-inline.c (inlinable_function_p): Likewise.
418 2008-07-25 Michael Meissner <gnu@the-meissners.org>
420 * doc/extend.texi (hot attribute): Document that the hot attribute
421 turns on -O3 for some ports.
422 (cold attribute): Document that the cold attribute turns on -Os
425 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
426 reflect function specific option support.
428 * target.h (struct target_option_hooks): Add fields to say whether
429 the cold attribute implies -Os and the hot attribute implies -O3.
431 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
432 By default, do not turn on -Os for cold functions.
433 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
434 not turn on -O3 for hot functions.
436 * c-common.c (handle_hot_attribute): Use target hook to determine
437 if hot functions should enable -O3.
438 (handle_cold_attribute): Use target hook to determine if cold
439 functions should enable -Os.
441 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
442 (override_options): Move disable scheduling to
443 optimization_options.
444 (optimization_options): Disable scheduling here, not
446 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
447 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
449 * config/ia64/ia64.c (ia64_override_options): Move setting
450 scheduling flags to ia64_optimization_options.
451 (ia64_optimization_options): Disable scheduling options here, and
452 not in ia64_override_options.
453 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
454 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
456 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
459 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
461 2008-07-25 Martin Jambor <mjambor@suse.cz>
463 PR tree-optimization/36926
464 * ipa-prop.c (ipa_analyze_call_uses): Call
465 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
467 2008-07-25 Joseph Myers <joseph@codesourcery.com>
469 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
470 movv2si_internal): Add mem = reg alternative.
472 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
475 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
476 DEFAULT_PCC_STRUCT_RETURN to 127.
478 2008-07-24 Jan Hubicka <jh@suse.cz>
480 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
481 (build_cgraph_edges): Likewise.
482 * cgraph.c (cgraph_node): Do not update assembler hash.
483 (cgraph_remove_node): Drop non-unit-at-a-time code.
484 * tree-pass.h (pass_O0_always_inline): Remove.
485 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
486 * toplev.c (process_options): Flag unit-at-a-time does not imply
488 * cgraphunit.c: Update comments.
489 (decide_is_function_needed): Drop non-unit-at-a-time mode.
490 (cgraph_assemble_pending_functions): Remove.
491 (cgraph_reset_node): Drop non-unit-at-a-time code.
492 (cgraph_finalize_function): Likewise.
493 (cgraph_analyze_function): Likewise.
494 (cgraph_finalize_compilation_unit): Likewise.
495 (cgraph_expand_function): Likewise.
496 (cgraph_optimize): Likesise.
497 (save_inline_function_body): Likewise.
498 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
499 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
500 * ipa-inline.c: Update comments.
501 (enum inlining_mode): remove INLINE_SPEED.
502 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
503 (cgraph_mark_inline_edge): Likewise.
504 (try_inline): Likewise.
505 (cgraph_decide_inlining_incrementally): Likewise.
506 (cgraph_gate_inlining): Remove.
507 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
508 (cgraph_gate_early_inlining): Likewise.
509 (gate_inline_passes): Remove.
510 (pass_inline_parameters, pass_ipa_inline): Remove gates.
511 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
512 pass_O0_always_inline): Remove.
513 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
514 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
515 * opts.c (no_unit_at_a_time_default): Remove.
516 (decode_options): Remove flag_unit_at_a_time reset and warning.
517 * opts.h (no_unit_at_a_time_default): Remove.
518 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
519 early in GNU dialect.
520 (merge_decls): Update comment; drop unit-at-a-time check.
521 (finish_decl): Likewise.
522 (grok_declaration): Remove flag_inline_trees code.
523 (finish_functions): Return on function returning non-void on all
525 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
526 * cfgexpand.c (expand_one_static_var): Remove.
527 (expand_one_var): Remove expand_one_static_var call.
528 (expand_used_vars_for_block): Remove flag_unit_a_time check.
529 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
530 and flag_unit_at_a-time compatibility checks.
531 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
532 * tree-inline.c (flag_inline_trees): Remove.
533 (inlinable_function_p): Don't check it.
534 (expand_call_inline): Remove non-unit-at-a-time code.
535 * tree-inline.h (flag_inline_trees): Remove.
536 * tree-optimize.c (execute_early_local_optimizations): Remove
537 unit-at-a-time checks.
538 (tree_rest_of_compilation): Likewise.
539 * combine.c (setup_incoming_promotions): Likewise.
540 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
541 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
542 * passes.c (pass_inline_parameters): Update comments; remove
543 O0_alwaysinline pass.
544 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
545 (execute_one_pass): Likewise.
546 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
547 (ix86_function_sseregparm): Likewise.
548 * arm.c (arm_function_in_section_p): Likewise.
549 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
550 * varpool.c: Update comments.
551 (decide_is_variable_needed): Remove unit-at-a-time checks.
552 (varpool_finalize_decl): Likewise.
554 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
556 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
558 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal
561 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
563 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
564 imp symbol extension.
566 2008-07-23 Ian Lance Taylor <iant@google.com>
568 * tree-vrp.c (infer_value_range): Ignore asm statements when
569 looking for memory accesses for -fdelete-null-pointer-checks.
571 2008-07-24 Ben Elliston <bje@au.ibm.com>
573 * config/spu/spu-c.c (__vector_keyword): New variable.
574 (vector_keyword): Likewise.
575 (spu_categorize_keyword): New function.
576 (spu_macro_to_expand): Likewise.
577 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
578 compiling an ISO C dialect.
580 2008-07-24 Ben Elliston <bje@au.ibm.com>
582 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
585 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
587 * configure: Regenerate.
588 * configure.ac: Require texinfo 4.7.
589 * doc/install.texi: Document texinfo 4.7 requirement.
591 2008-07-23 Martin Jambor <mjambor@suse.cz>
593 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
594 rather than for DECL_SAVED_TREE.
595 * ipa-prop.c: Include diagnostic.h.
596 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
598 (ipa_detect_param_modifications): Function rewritten from scratch.
599 (ipa_compute_jump_functions): Changed accesses to modification flags.
600 (ipa_free_node_params_substructures): Update flags destruction.
601 (ipa_node_duplication_hook): Update flags duplication.
602 (ipa_print_all_params_modified): Updated flag access.
603 * ipa-prop.h (struct ipa_param_flags): New structure.
604 (struct ipa_node_params): New field modification_analysis_done,
605 modified_flags changed into param_flags.
606 (ipa_is_ith_param_modified): Changed to use new flags.
607 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
609 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
610 ipa-cp.c and split into two functions.
611 (ipa_print_node_jump_functions): New function.
612 (compute_scalar_jump_functions): New function.
613 (type_like_member_ptr_p): New function.
614 (compute_pass_through_member_ptrs): New function.
615 (fill_member_ptr_cst_jump_function): New function.
616 (determine_cst_member_ptr): New function.
617 (compute_cst_member_ptr_arguments): New function.
618 (ipa_compute_jump_functions): Complete rewrite.
619 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
620 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
621 (struct ipa_member_ptr_cst): New structure.
622 (union jump_func_value): New field member_cst.
623 * ipa-cp.c (ipcp_lat_is_insertable): New function.
624 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
626 (ipcp_print_all_lattices): Slight fprintf rearrangement.
627 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
628 instead of ipcp_print_all_jump_functions.
629 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
630 only for replacable scalars.
632 * doc/invoke.texi (Optimize options): Add description of
634 * common.opt (flag_indirect_inlining): New flag.
635 * opts.c (decode_options): Set flag_indirect_inlining when
638 * ipa-inline.c: Include ipa-prop.h.
639 (inline_indirect_intraprocedural_analysis): New function.
640 (inline_generate_summary): Allocate parameter and argument info
641 structures, call inline_indirect_intraprocedural_analysis on each
642 node when doing indirect inlining and deallocate indirect inlining
643 data structures in the end.
644 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
645 (free_all_ipa_structures_after_iinln): New function.
646 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
648 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
650 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
651 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
652 of computing the frequency separately.
653 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
654 of computing the frequency separately.
655 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
656 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
657 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
658 (ipa_get_stmt_member_ptr_load_param): New function.
659 (ipa_is_ssa_with_stmt_def): New function.
660 (ipa_note_param_call): New function.
661 (ipa_analyze_call_uses): New function.
662 (ipa_analyze_stmt_uses): New function.
663 (ipa_analyze_params_uses): New function.
664 (ipa_free_node_params_substructures): Also free the param_calls linked
666 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
667 (ipa_print_node_param_flags): New function.
668 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
669 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
670 * ipa-prop.h (struct ipa_param_flags): New field called.
671 (struct ipa_param_call_note): New structure.
672 (struct ipa_node_params): New fields param_calls and
674 (ipa_is_ith_param_called): New function.
675 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
676 ipa_analyze_params_uses and dump parameter flags.
678 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
679 ipa_propagate_indirect_call_infos if performing indirect inlining,
680 pass a new parameter new_edges to it.
681 (add_new_edges_to_heap): New fucntion.
682 (cgraph_decide_inlining_of_small_functions): New vector
683 new_indirect_edges for newly found indirect edges , call
684 ipa_propagate_indirect_call_infos after inlining.
685 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
686 inlining if performing indirect inlining. Call
687 free_all_ipa_structures_after_iinln when doing so too.
688 (inline_generate_summary): Do not call
689 free_all_ipa_structures_after_iinln here.
690 * ipa-prop.c (update_jump_functions_after_inlining): New function.
691 (print_edge_addition_message): New function.
692 (update_call_notes_after_inlining): New function.
693 (propagate_info_to_inlined_callees): New function.
694 (ipa_propagate_indirect_call_infos): New function.
695 * ipa-prop.h: Include cgraph.h
696 (struct ipa_param_call_note): Fields reordered, new field processed.
697 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
699 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
700 rediscovered call statements.
701 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
702 (dump_cgraph_node): Dump also the indirect_call flag.
703 (cgraph_clone_edge): Copy also the indirect_call flag.
704 * tree-inline.c (copy_bb): Do not check for fndecls from call
705 expressions, check for edge availability when moving clones.
706 (get_indirect_callee_fndecl): New function.
707 (expand_call_inline): If callee declaration is not apprent from
708 the statement, try calling get_indirect_callee_fndecl. Do not
709 issue warnings or call sorry when not inlinings an indirect edge.
710 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
712 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
713 bit more frandly to matching.
714 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
715 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
716 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
718 2008-07-23 Michael Meissner <gnu@the-meissners.org>
721 * opth-gen.awk: Suppress function specific features when building
723 * optc-gen.awk: Ditto.
725 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
728 * diagnostic.c (pedwarn): Add opt parameter.
730 * c-tree.h (pedwarn_init): Add opt parameter.
731 (pedwarn_c90): Likewise.
732 (pedwarn_c99): Likewise.
733 * c-errors.c (pedwarn_c99): Likewise.
734 (pedwarn_c90): Likewise.
735 * toplev.h (pedwarn): Update declaration.
737 * c-lex.c: All calls to pedwarn changed.
738 * builtins.c: All calls to pedwarn changed.
739 * toplev.c: All calls to pedwarn changed.
740 * c-decl.c: All calls to pedwarn changed.
741 * c-typeck.c: All calls to pedwarn changed.
742 * c-common.c: All calls to pedwarn changed.
743 * c-parser.c: All calls to pedwarn changed.
745 2008-07-23 Michael Meissner <gnu@the-meissners.org>
746 Karthik Kumar <karthikkumar@gmail.com>
748 * attribs.c (file scope): Include c-common.h.
749 (decl_attributes): Add support for #pragma GCC optimize and
752 * targhooks.c (default_can_inline_p): New function that is the
753 default for the TARGET_CAN_INLINE_P target hook.
755 * targhooks.h (default_can_inline_p): Add declaration.
757 * tree.c (cl_optimization_node): New static tree for building
758 OPTIMIZATION_NODE tree.
759 (cl_target_option_node): New static tree for building
760 TARGET_OPTION_NODE tree.
761 (cl_option_hash_table): New hash table for hashing
762 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
763 (cl_option_hash_hash): New function to provide the hash value for
764 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
765 (cl_option_hash_eq): New function to provide an equality test for
766 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
767 (tree_code_size): Add support for OPTIMIZATION_NODE and
768 TARGET_OPTION_NODE trees.
769 (tree_code_structure): Add support for OPTIMIZATION_NODE and
770 TARGET_OPTION_NODE trees.
771 (build_optimization_node): Build a tree that has all of the
772 current optimization options.
773 (build_target_option_node): Build a tree that has the target
774 options that might be changed on a per function basis.
776 * tree.h (file scope): Include options.h.
777 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
778 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
779 (TREE_OPTIMIZATION): Ditto.
780 (TREE_TARGET_SPECIFIC): Ditto.
781 (struct tree_function_decl): Add fields for remembering the
782 current optimization options and target specific options.
783 (struct tree_optimization_option): New tree variant that remembers
784 the optimization options.
785 (struct tree_target_option): New tree variant that remembers the
786 target specific flags that might change for compiling a particular
788 (union tree_node): Include tree_optimization_option and
789 tree_target_option fields.
790 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
791 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
792 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
793 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
794 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
795 optimization and target options.
796 (optimization_default_node): New macro to refer to global_trees
798 (optimization_current_node): Ditto.
799 (optimization_cold_node): Ditto.
800 (optimization_hot_node): Ditto.
801 (target_option_default_node): Ditto.
802 (target_option_current_node): Ditto.
803 (current_option_pragma): Ditto.
804 (current_optimize_pragma): Ditto.
806 * target.h (struct gcc_target): Add valid_option_attribute_p,
807 target_option_save, target_option_restore, target_option_print,
808 target_option_pragma_parse, and can_inline_p hooks.
810 * toplev.h (parse_optimize_options): Add declaration.
811 (fast_math_flags_struct_set_p): Ditto.
813 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
814 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
817 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
818 tree_can_inline_p hook to see if one function can inline another.
819 (cgraph_decide_inlining): Ditto.
820 (cgraph_decide_inlining_incrementally): Ditto.
822 * opts.c (decode_options): Add support for running multiple times
823 to allow functions with different target or optimization options
824 than was specified on the command line.
825 (fast_math_flags_struct_set_p): New function that is similar to
826 fast_math_flags_set_p, except it uses the values in the
827 cl_optimization structure instead of global variables.
829 * optc-gen.awk: Add support for TargetSave to allow a back end to
830 declare new fields that need to be saved when using function
831 specific options. Include flags.h and target.h in the options.c
832 source. Add support for Save to indicate which options can be set
833 for individual functions. Generate cl_optimize_save,
834 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
835 cl_target_option_restore, cl_target_option_print functions to
836 allow functions to use different optimization or target options.
838 * opt-functions.awk (var_type_struct): Return the type used for
839 storing the field in a structure.
841 * opth-gen.awk: Add support for TargetSave to allow a back end to
842 declare new fields that need to be saved when using function
843 specific options. Add support for Save to indicate which options
844 can be set for individual functions. Only generate one extern for
845 Mask fields. Generate cl_optimization and cl_target_option
846 structures to remember optimization and target options.
848 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
849 collecting new tree nodes.
850 (TS_TARGET_OPTION): Ditto.
852 * c-decl.c (merge_decls): Merge function specific target and
853 optimization options.
855 * function.c (invoke_set_current_function_hook): If the function
856 uses different optimization options, change the global variables
859 * coretypes.h (struct cl_optimization): Add forward reference.
860 (struct cl_target_option): Ditto.
862 * c-pragma.c (option_stack): New static vector to remember the
863 current #pragma GCC option stack.
864 (handle_pragma_option): New function to support #pragma GCC option
865 to change target options.
866 (optimize_stack): New static vector to remember the current
867 #pragma GCC optimize stack.
868 (handle_pragma_optimize): New function to support #pragma GCC
869 optimize to change optimization options.
870 (init_pragma): Add support for #pragma GCC optimize and #pragma
873 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
874 optimization options.
875 (TARGET_OPTION_NODE): New tree code for remembering certain target
878 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
879 TARGET_OPTION_NODE trees.
881 * common.opt (-O): Add Optimization flag.
883 (-fmath-errno): Ditto.
884 (-falign-functions): Add UInteger flag to make sure flag gets full
885 int in cl_optimization structure.
886 (-falign-jumps): Ditto.
887 (-falign-labels): Ditto.
888 (-falign-loops): Ditto.
889 (-fsched-stalled-insns): Ditto.
890 (-fsched-stalled-insns-dep): Ditto.
892 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
894 (TARGET_OPTION_SAVE): Ditto.
895 (TARGET_OPTION_RESTORE): Ditto.
896 (TARGET_OPTION_PRINT): Ditto.
897 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
898 (TARGET_CAN_INLINE_P): Ditto.
899 (TARGET_INITIALIZER): Add new hooks.
901 * tree-inline.c (tree_can_inline_p): New function to determine
902 whether one function can inline another. Check if the functions
903 use compatible optimization options, and also call the backend
906 * tree-inline.h (tree_can_inline_p): Add declaration.
908 * c-common.c (c_common_attribute): Add support for option and
910 (handle_option_attribute): Add support for the option attribute to
911 allow the user to specify different target options for compiling a
913 (handle_optimize_attribute): Add support for the optimize
914 attribute to allow the user to specify different optimization
915 options for compiling a specific function.
916 (handle_hot_attribute): Turn on -O3 optimization for this one
917 function if it isn't the default optimization level.
918 (handle_cold_attribute): Turn on -Os optimization for this one
919 function if it insn't the default optimization.
920 (const_char_p): New const char * typedef.
921 (optimize_args): New static vector to remember the optimization
923 (parse_optimize_options): New function to set up the optimization
924 arguments from either the optimize attribute or #pragma GCC
927 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
928 (builtin_define_std): Ditto.
930 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
931 Add t-i386 Makefile fragment to add i386-c.o and i386.o
935 * Makefile.in (TREE_H): Add options.h.
936 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
938 * doc/extend.texi (option attribute): Document new attribute.
939 (optimize attribute): Ditto.
940 (hot attribute): Document hot attribute sets -O3.
941 (cold attribute): Document cold attribute sets -Os.
942 (#pragma GCC option): Document new pragma.
943 (#pragma GCC optimize): Ditto.
945 * doc/options.texi (TargetSave): Document TargetSave syntax.
946 (UInteger): Document UInteger must be used for certain flags.
947 (Save): Document Save option to create target specific options
948 that can be saved/restored on a function specific context.
950 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new
952 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
954 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new
956 (TARGET_OPTION_SAVE): Ditto.
957 (TARGET_OPTION_RESTORE): Ditto.
958 (TARGET_OPTION_PRINT): Ditto.
959 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
960 (TARGET_CAN_INLINE_P): Ditto.
962 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
964 (-mfpmath=both): Ditto.
966 2008-07-23 Michael Meissner <gnu@the-meissners.org>
967 Karthik Kumar <karthikkumar@gmail.com>
969 * config/i386/i386.h (TARGET_ABM): Move switch into
971 (TARGET_POPCNT): Ditto.
972 (TARGET_SAHF): Ditto.
974 (TARGET_PCLMUL): Ditto.
975 (TARGET_CMPXCHG16B): Ditto.
976 (TARGET_RECIP): Move switch into target_flags.
977 (TARGET_FUSED_MADD): Ditto.
978 (ix86_arch_features): Make an unsigned char type.
979 (ix86_tune_features): Ditto.
980 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
981 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
982 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
984 * config/i386/i386.opt (arch): New TargetSave field to define
985 fields that need to be saved for function specific option
989 (branch_cost): Ditto.
990 (ix86_isa_flags_explicit): Ditto.
991 (tune_defaulted): Ditto.
992 (arch_specified): Ditto.
993 (-m128-long-double): Add Save flag to save option for target
994 specific option support.
996 (-maccumulate-outgoing-args): Ditto.
997 (-malign-double): Ditto.
998 (-malign-stringops): Ditto.
999 (-mfancy-math-387): Ditto.
1000 (-mhard-float): Ditto.
1002 (-minline-all-stringops): Ditto.
1003 (-minline-stringops-dynamically): Ditto.
1004 (-mms-bitfields): Ditto.
1005 (-mno-align-stringops): Ditto.
1006 (-mno-fancy-math-387): Ditto.
1007 (-mno-push-args): Ditto.
1008 (-mno-red-zone): Ditto.
1009 (-mpush-args): Ditto.
1010 (-mred-zone): Ditto.
1012 (-msseregparm): Ditto.
1013 (-mstack-arg-probe): Ditto.
1028 (-mrecip): Move flag into target_flags.
1030 (-mno-fused-madd): Ditto.
1031 (-mfused-madd): Ditto.
1032 (-mabm): Move flag into ix86_isa_flags.
1039 * config/i386/i386-c.c: New file for #pragma support.
1040 (ix86_target_macros_internal): New function to #define or #undef
1041 target macros based when the user uses the #pragma GCC option to
1042 change target options.
1043 (ix86_pragma_option_parse): New function to add #pragma GCC option
1045 (ix86_target_macros): Move defining the target macros here from
1046 TARGET_CPU_CPP_BUILTINS in i386.h.
1047 (ix86_register_pragmas): Register the #pragma GCC option hook. If
1048 defined, initialize any subtarget #pragmas.
1050 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
1051 REGISTER_TARGET_PRAGMAS.
1053 * config/i386/t-i386: New file for x86 dependencies.
1054 (i386.o): Make dependencies mirror the include files used.
1055 (i386-c.o): New file, add dependencies.
1057 * config/i386/i386-protos.h (override_options): Add bool
1059 (ix86_valid_option_attribute_tree): Add declaration.
1060 (ix86_target_macros): Ditto.
1061 (ix86_register_macros): Ditto.
1063 * config/i386/i386.c (ix86_tune_features): Move initialization of
1064 the target masks to initial_ix86_tune_features to allow functions
1065 to have different target options. Make type unsigned char,
1066 instead of unsigned int.
1067 (initial_ix86_tune_features): New static vector to hold processor
1068 masks for the tune variables.
1069 (ix86_arch_features): Move initialization of the target masks to
1070 initial_ix86_arch_features to allow functions to have different
1071 target options. Make type unsigned char, instead of unsigned
1073 (initial_ix86_arch_features): New static vector to hold processor
1074 masks for the arch variables.
1075 (enum ix86_function_specific_strings): New enum to describe the
1076 string options used for attribute((option(...))).
1077 (ix86_target_string): New function to return a string that
1078 describes the target options.
1079 (ix86_debug_options): New function to print the current options in
1081 (ix86_function_specific_save): New function hook to save the
1082 function specific global variables in the cl_target_option
1084 (ix86_function_specific_restore): New function hook to restore the
1085 function specific variables from the cl_target_option structure to
1086 the global variables.
1087 (ix86_function_specific_print): New function hook to print the
1088 target specific options in the cl_target_option structure.
1089 (ix86_valid_option_attribute_p): New function hook to validate
1090 attribute((option(...))) arguments.
1091 (ix86_valid_option_attribute_tree): New function that is common
1092 code between attribute((option(...))) and #pragma GCC option
1093 support that parses the options and returns a tree holding the
1095 (ix86_valid_option_attribute_inner_p): New helper function for
1096 ix86_valid_option_attribute_tree.
1097 (ix86_can_inline_p): New function hook to decide if one function
1098 can inline another on a target specific basis.
1099 (ix86_set_current_function); New function hook to switch target
1100 options if the user used attribute((option(...))) or #pragma GCC
1102 (ix86_tune_defaulted): Move to static file scope from
1104 (ix86_arch_specified): Ditto.
1105 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
1107 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
1108 (OPTION_MASK_ISA_ABM_SET): Ditto.
1109 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
1110 (OPTION_MASK_ISA_CX16_SET): Ditto.
1111 (OPTION_MASK_ISA_SAHF_SET): Ditto.
1112 (OPTION_MASK_ISA_AES_UNSET): Ditto.
1113 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
1114 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
1115 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
1116 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
1117 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
1118 (struct ptt): Move to static file scope from override_options.
1119 (processor_target_table): Ditto.
1121 (ix86_handle_option): Add support for options that are now isa
1123 (override_options): Add support for declaring functions that
1124 support different target options than were specified on the
1125 command line. Move struct ptt, processor_target_table, cpu_names,
1126 ix86_tune_defaulted, ix86_arch_specified to static file scope.
1127 Add bool argument. Fix up error messages so the appropriate error
1128 is given for either command line or attribute.
1129 (ix86_previous_fndecl): New static to remember previous function
1130 declaration to see if we need to change target options.
1131 (ix86_builtins_isa): New array to record the ISA of each builtin
1133 (def_builtin): Always create the builtin function, even if the
1134 current ISA doesn't support it.
1135 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
1136 tests for those builtins.
1137 (ix86_init_builtins): Remove TARGET_MMX test for calling
1138 ix86_init_mmx_sse_builtins.
1139 (ix86_expand_builtin): If the current ISA doesn't support a given
1140 builtin, signal an error.
1141 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
1142 (TARGET_SET_CURRENT_FUNCTION): Ditto.
1143 (TARGET_OPTION_SAVE): Ditto.
1144 (TARGET_OPTION_RESTORE): Ditto.
1145 (TARGET_OPTION_PRINT): Ditto.
1146 (TARGET_CAN_INLINE_P): Ditto.
1148 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
1150 * c-typeck.c (build_external_ref): Don't call assemble_external.
1151 * final.c (output_operand): Call assemble_external.
1153 2008-07-21 DJ Delorie <dj@redhat.com>
1155 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
1156 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
1158 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1160 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
1161 original insn and splitter contents into ...
1162 ("*div<mode>3_fast"): ... this new pattern. Enable only if
1163 flag_unsafe_math_optimizations. Add dummy scratch register.
1164 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
1165 !flag_unsafe_math_optimizations. Returns number with next
1166 highest magnitude if this is still less or equal to the true
1167 quotient in magnitude.
1169 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
1171 * Makefile.in: Replace toplev.h with TOPLEV_H.
1172 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
1173 * c-lex.c (fe_file_change): Don't set in_system_header.
1174 * c-parser.c (c_token): Remove in_system_header.
1175 (c_lex_one_token): Don't set in_system_header.
1176 (c_parser_set_source_position_from_token): Don't set in_system_header.
1177 * diagnostic.c (diagnostic_report_diagnostic): Use location from
1180 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
1181 * flags.h (in_system_header): Remove.
1182 * function.c (saved_in_system_header): Remove.
1183 (push_cfun): Don't set in_system_header.
1184 (pop_cfun): Don't set in_system_header.
1185 (push_struct_function): Don't set in_system_header.
1186 * input.h (expanded_location): Add sysp.
1187 (in_system_header_at): New.
1188 (in_system_header): New.
1189 * toplev.c (in_system_header): Remove.
1190 * toplev.h: Include input.h
1192 * tree-cfg.c (execute_warn_function_return): Call warning_at.
1193 * tree-ssa.c (warn_uninit): Call warning_at.
1194 (warn_uninitialized_var): Update calls to warn_uninit.
1195 (warn_uninitialized_phi): Update calls to warn_uninit.
1196 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
1197 (expand_location): Initialize xloc.sysp.
1198 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
1199 (tree_decl_with_vis): Remove in_system_header_flag.
1201 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
1204 * recog.c (asm_operand_ok): Change the order of the extra
1205 memory constraint checks.
1207 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
1210 * tree-switch-conversion.c (build_one_array): Call
1211 varpool_mark_needed_node and varpool_finalize_decl
1212 instead of assemble_variable.
1214 2008-07-19 Jan Hubicka <jh@suse.cz>
1216 * cgraph.c (cgraph_add_new_function): Do early local passes.
1217 * tree-nrv.c (gate_pass_return_slot): New gate.
1218 (pass_nrv): Add the gate.
1219 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
1221 (coalesce_ssa_name): Coalesce SSA names.
1222 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
1223 not optimizing so unused user vars remains visible.
1224 * common.opt (flag_tree_ter): Always enable by default.
1225 * tree-ssa-ter.c: Include flags.h
1226 (is_replaceable_p): Check that locations match; when aliasing is missing
1227 be conservative about loads.
1228 * tree-optimize.c (gate_init_datastructures): Remove.
1229 (pass_init_datastructures): New.
1230 * passes.c: Reorder passes so we always go into SSA.
1232 2008-07-19 Jan Hubicka <jh@suse.cz>
1234 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
1235 * doc/invoke.texi (--combine): Likewise.
1236 (-finline-functions-called-once): Update levels when enabled.
1237 (-funit-at-a-time): Document new behaviour.
1238 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
1239 -fno-section-anchors when disabled explicitly.
1240 (inline params): They are not ignored now.
1241 (precompiled headers): Remove unit-at-a-time as being incompatible.
1242 * opts.c (decode_options): Handle unit-at-a-time as alias;
1243 imply -fno-section-anchors when toplevel reorder is disabled
1245 * common.opt (ftoplevel-reorder): Set default value to 2.
1246 (funit-at-a-time): Set default value to 1.
1247 * config/rs6000/rs6000.c (optimization_options): Set section anchors
1250 2008-07-19 Jan Hubicka <jh@suse.cz>
1252 * builtins.c (expand_builtin_int_roundingfn,
1253 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
1256 2008-07-19 Richard Guenther <rguenther@suse.de>
1259 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
1260 * tree-ssa-sccvn.c (get_constant_value_id): New function.
1261 * tree-ssa-pre.c (get_expr_value_id): For newly created
1262 constant value-ids make sure to add the expression to its
1265 2008-07-19 Jakub Jelinek <jakub@redhat.com>
1268 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
1269 return value of the builtin is ignored.
1271 2008-07-19 Olivier Hainque <hainque@adacore.com>
1273 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
1274 bits, a C conformant malloc implementation has to provide.
1275 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
1277 2008-07-19 Joseph Myers <joseph@codesourcery.com>
1281 * reload.c (find_reloads_subreg_address): Only reload address if
1282 reloaded == 0, not for reloaded != 1.
1285 2008-07-16 Joseph Myers <joseph@codesourcery.com>
1286 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
1287 (m32c_legitimate_address_p): Handle "++rii" addresses created by
1288 m32c_legitimize_reload_address.
1290 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
1291 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
1292 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
1294 2008-07-19 Olivier Hainque <hainque@adacore.com>
1296 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
1297 argument, saying whether nested array are to be collapsed
1298 into a single array type DIE with multiple subscripts.
1299 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
1300 issues, centralize the nested array types collapsing control and
1301 disable the transformation for Ada.
1303 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
1306 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
1308 (x86_64_shift_adj_2): New expander.
1309 (x86_64_shift_adj_3): Ditto.
1310 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
1311 to split TImode operands.
1312 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
1313 (ix86_split_lshr): Ditto.
1315 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
1317 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
1318 and __CHAR32_TYPE__.
1319 * c-typeck.c (digest_init): Support char16_t and char32_t.
1320 (set_nonincremental_init_from_string): Idem.
1322 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
1325 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
1326 PREFERRED_STACK_BOUNDARY.
1327 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1329 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
1332 * function.c (locate_and_pad_parm): Cap boundary earlier.
1334 2008-07-17 Julian Brown <julian@codesourcery.com>
1336 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
1337 no-op for targets which don't use DLLs.
1339 2008-07-17 Martin Jambor <mjambor@suse.cz>
1341 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
1342 that nodes are relevant by examining the node->analyzed flag.
1343 (ipcp_init_stage): Check which nodes are relevant, assert that the
1344 relevant ones are also required.
1345 (ipcp_propagate_stage): Check on the side arrays are properly
1347 (ipcp_print_all_jump_functions): Make sure not to touch any node
1348 that is not analyzed or an edge that does not have a corresponding
1349 entry in the on-the-side vectors.
1350 (ipcp_function_scale_print): Likewise.
1351 (ipcp_update_callgraph): Check that the node is relevant.
1352 (ipcp_insert_stage): Check that the node is relevant. Check there is
1353 an info for every node and edge.
1354 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
1355 (ipa_print_all_tree_maps): Likewise and a new variable info.
1356 (ipa_print_all_params_modified): Likewise.
1357 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
1359 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
1362 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
1364 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
1366 PR rtl-optimization/36753
1367 * fwprop.c (use_killed_between): Don't shortcut
1368 single-definition global registers.
1370 2008-07-16 Jan Hubicka <jh@suse.cz>
1372 * cgraph.h (varpool_empty_needed_queue): Declare.
1373 * cgraphunit.c (output_in_order): Mark all variables as needed;
1375 * varpool.c (varpool_assemble_node): Update debug queue.
1376 (varpool_assemble_pending_decls): Don't do it here.
1377 (varpool_empty_needed_queue): New function.
1379 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1381 * recog.c (peephole2_optimize): Fix formatting.
1383 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1385 * c-pch.c (get_ident): Avoid C++ keywords.
1386 * combine-stack-adj.c (single_set_for_csa): Likewise.
1387 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
1388 output_asm_insn): Likewise.
1389 * reload.c (push_secondary_reload, find_reusable_reload,
1390 push_reload, combine_reloads, find_reloads,
1391 debug_reload_to_stream): Likewise.
1392 * reload.h (struct reload): Likewise.
1393 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
1394 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
1395 emit_output_reload_insns): Likewise.
1396 * targhooks.c (default_secondary_reload): Likewise.
1397 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
1399 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1401 * recog.c (validate_change_1, validate_change,
1402 validate_unshare_change, validate_replace_rtx_1, struct
1403 funny_match, constrain_operands, peephole2_optimize): Avoid C++
1405 * reload.c (push_secondary_reload, secondary_reload_class,
1406 scratch_reload_class, find_valid_class, find_reusable_reload,
1407 push_reload, find_dummy_reload, find_reloads_address_1,
1408 find_reloads_address_part, find_equiv_reg): Likewise.
1409 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
1410 choose_reload_regs): Likewise.
1411 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
1413 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
1414 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
1415 * sched-rgn.c (concat_INSN_LIST): Likewise.
1416 * stor-layout.c (mode_for_size, mode_for_size_tree,
1417 smallest_mode_for_size): Likewise.
1419 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1421 * cfg.c (dump_reg_info): Avoid C++ keywords.
1422 * dwarf2asm.c (dw2_force_const_mem,
1423 dw2_asm_output_encoded_addr_rtx): Likewise.
1424 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
1425 * expmed.c (expand_shift): Likewise.
1426 * global.c (find_reg): Likewise.
1427 * graph.c (draw_edge): Likewise.
1428 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
1429 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
1430 widen_clz, widen_bswap, expand_parity, expand_unop,
1431 emit_cmp_and_jump_insn_1): Likewise.
1432 * postreload.c (reload_cse_simplify_operands): Likewise.
1433 * ra.h (add_neighbor): Likewise.
1434 * reg-stack.c (remove_regno_note, change_stack): Likewise.
1435 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
1436 record_reg_classes, copy_cost, record_address_regs,
1437 invalid_mode_change_p): Likewise.
1438 * regrename.c (regrename_optimize, scan_rtx_reg,
1439 dump_def_use_chain, find_oldest_value_reg,
1440 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
1442 2008-07-16 David Edelsohn <edelsohn@gnu.org>
1444 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
1445 MASK_POWERPC64 for power4 in previous commit.
1447 2008-07-16 Olivier Hainque <hainque@adacore.com>
1449 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
1450 instead of bare conversion to cast const-ness away.
1452 2008-07-16 Anatoly Sokolov <aesok@post.ru>
1454 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
1455 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
1456 * config/xtensa/xtensa.c (xtensa_function_value): New function.
1457 (TARGET_FUNCTION_VALUE): Define.
1459 2008-07-16 David Edelsohn <edelsohn@gnu.org>
1461 * config/rs6000/rs6000.c (processor_target_table): Add
1462 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
1464 2008-07-16 Joseph Myers <joseph@codesourcery.com>
1467 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
1468 (m32c_legitimate_address_p): Handle "++rii" addresses created by
1469 m32c_legitimize_reload_address.
1471 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
1473 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
1474 DECL_IN_SYSTEM_HEADER in sync.
1476 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
1478 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
1479 * tree-ssa-pre.c (pre_expr_eq): Ditto
1480 (get_constant_for_value_id): Take a type as an argument.
1481 (fully_constant_expression): Pass in type.
1482 (find_or_generate_expression): Short circuit constant case.
1483 (create_expression_by_pieces): Remove special casing of
1485 (do_regular_insertion): Short circuit constant case.
1486 (do_partial_partial_insertion): Ditto.
1488 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
1491 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
1493 2008-07-15 Bob Wilson <bob.wilson@acm.org>
1495 * config/xtensa/libgcc-xtensa.ver: New file.
1496 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
1498 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1500 * df-problems.c (df_set_note): Avoid C++ keywords.
1501 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
1502 * dse.c (record_store, remove_useless_values): Likewise.
1503 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
1504 gen_reg_rtx_offset, operand_subword, change_address_1,
1505 change_address, adjust_address_1, offset_address,
1506 widen_memory_access, emit_copy_of_insn_after): Likewise.
1507 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
1508 * fwprop.c (should_replace_address, propagate_rtx_1,
1509 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
1511 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
1512 gcse_emit_move_after, update_ld_motion_stores): Likewise.
1513 * lcm.c (compute_insert_delete, pre_edge_lcm,
1514 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
1515 * lower-subreg.c (resolve_reg_notes): Likewise.
1516 * mode-switching.c (optimize_mode_switching): Likewise.
1518 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1520 * bt-load.c (add_btr_def, migrate_btr_def,
1521 branch_target_load_optimize): Avoid C++ keywords.
1522 * caller-save.c (insert_restore, insert_save, insert_one_insn):
1524 * combine.c (subst, simplify_set, make_extraction,
1525 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
1526 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
1527 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
1529 2008-07-15 Richard Guenther <rguenther@suse.de>
1532 * c-common.c (strict_aliasing_warning): Do not warn for
1533 TYPE_REF_CAN_ALIAS_ALL pointers.
1534 (c_common_get_alias_set): may_alias types are not special.
1535 * tree.c (build_pointer_type_for_mode): Look up the may_alias
1536 attribute and set can_ref_all accordingly.
1537 (build_reference_type_for_mode): Likewise.
1538 * doc/extend.texi (may_alias): Clarify.
1540 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
1543 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
1544 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
1546 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1549 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
1550 gcc_assert, instead call output_operand_lossage.
1552 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
1554 * builtins.c (std_canonical_va_list): Treat structure based
1557 2008-07-15 Ben Elliston <bje@au.ibm.com>
1559 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
1561 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
1563 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
1566 2008-07-14 Jan Hubicka <jh@suse.cz>
1568 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
1569 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
1570 fix predicates and constraints.
1571 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
1572 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
1574 2008-07-14 Doug Kwan <dougkwan@google.com>
1576 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
1577 additional option file arm/eabi.opt.
1578 * config/arm/eabi.h (File): New configuration file for EABI targets.
1579 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
1580 SUBSUBTARGET_EXTRA_SPECS.
1581 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
1582 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
1583 from STARTFILE_SPEC so that it can be referenced in an override.
1584 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
1585 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
1586 can be referenced in an override.
1587 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
1588 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
1589 so that it can be referenced in an override.
1590 (LINK_SPEC): Use BPABI_LINK_SPEC.
1591 * config/arm/eabi.opt (File): New.
1593 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1595 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
1596 (FIXED_VALUE_H): New variable.
1597 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
1598 input.h, fixed-value.h.
1599 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
1600 (BASIC_BLOCK_H): Use $(BITMAP_H).
1601 (FUNCTION_H): Add varray.h.
1602 (IPA_REFERENCE_H): Use $(BITMAP_H).
1603 (CGRAPH_H): Add $(BASIC_BLOCK_H).
1604 (DF_H): Use $(BITMAP_H).
1605 (GGC_H): Add statistics.h.
1607 (INSN_ATTR_H): Use it.
1608 (SYSTEM_H): Add safe-ctype.h, filenames.h.
1610 (SYMTAB_H): Add $(OBSTACK_H).
1611 (CPP_INTERNAL_H): New.
1612 (TREE_DUMP_H): Add tree-pass.h.
1613 (TREE_FLOW_H): Use $(BITMAP_H)
1614 (PRETTY_PRINT_H): Use $(INPUT_H).
1615 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
1618 (many object files): Fix lots of header dependencies throughout.
1620 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1622 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
1624 (s-gtyp-input): Use them to write tmp-gi.list.
1625 (echo_to_gi.list): Remove.
1627 2008-07-14 Richard Guenther <rguenther@suse.de>
1629 * tree-ssa-sccvn.c (pre_info): Remove.
1630 (switch_to_PRE_table): Likewise.
1631 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
1632 (set_hashtable_value_ids): Do not create value-ids for the
1634 (run_scc_vn): Remove double test. Remove bogus special-case
1635 in value-number printing.
1636 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
1637 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
1639 * tree-flow-inline.h (get_value_handle): Remove.
1640 * tree-flow.h (get_value_handle): Remove.
1642 2008-07-14 Martin Jambor <mjambor@suse.cz>
1644 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
1645 in which we generate arithmetics is not a subrange.
1647 2008-07-14 Martin Jambor <mjambor@suse.cz>
1649 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
1651 2008-07-14 Richard Guenther <rguenther@suse.de>
1653 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
1655 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
1658 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
1659 reload for symbol refs moved to r0 with -fPIC.
1660 (legitimize_pic_address): Use the target register as temporary
1662 (emit_symbolic_move): Adjust comment.
1663 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
1666 2008-07-14 Ben Elliston <bje@au.ibm.com>
1668 * c-common.h (C_CPP_HASHNODE): New macro.
1669 * coretypes.h (struct cpp_token): Forward declare.
1670 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1671 the context-sensitive keyword method.
1672 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
1673 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
1674 expand_bool_pixel): New.
1675 (altivec_categorize_keyword): New function.
1676 (init_vector_keywords): New function.
1677 (rs6000_macro_to_expand): Likewise.
1678 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
1679 compiling an ISO C dialect.
1681 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
1683 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
1684 (create_expression_by_pieces): Fix typo.
1685 (do_regular_insertion): Use debug counter here too.
1687 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
1690 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
1691 CONST_OK_FOR_LETTER_P. All port-local users changed.
1692 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
1693 implement Kp matching power-of-two.
1694 (CONSTRAINT_LEN): Define to match.
1695 * config/cris/cris.md: Replace all use of constraint K with Kc.
1696 ("*btst*): Use Kp for operand 0 of last alternative.
1698 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1701 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
1704 2008-07-13 Jan Hubicka <jh@suse.cz>
1706 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
1709 2008-07-13 Richard Guenther <rguenther@suse.de>
1712 * langhooks.c (lhd_print_error_function): Deal with recursive
1715 2008-07-12 Jan Hubicka <jh@suse.cz>
1717 * cgraph.c (assembler_name_hash): New static var.
1718 (hash_node_by_assembler_name, eq_assembler_name): New.
1719 (cgraph_node_for_asm): Use hashtable.
1720 (cgraph_remove_node): Maintain hashtable.
1721 (change_decl_assembler_name): Sanity check that names are not changing
1722 after aliasing was processed.
1723 * cgraph.h (varpoon_node): Add next GGC marker.
1724 * tree.c (decl_assembler_name_equal): Constify.
1725 (decl_assembler_name_hash): New.
1726 * tree.h (decl_assembler_name_equal): Constify.
1727 (decl_assembler_name_hash): Update.
1729 2008-07-12 David Daney <ddaney@avtrex.com>
1731 * config/mips/driver-native.c (host_detect_local_cpu): Handle
1734 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
1736 * doc/md.texi: Document the MIPS "v" constraint.
1737 * config/mips/mips.h (reg_class): Revert last change.
1738 (REG_CLASS_NAMES): Likewise.
1739 (REG_CLASS_CONTENTS): Likewise.
1740 * config/mips/mips.c (mips_regno_to_class): Likewise.
1741 * config/mips/constraints.md (v): Likewise, but add documentation.
1742 Add a comment to say that this constraint should not be used in
1745 2008-07-11 DJ Delorie <dj@redhat.com>
1747 * config/h8300/h8300.md (length): Fix branch offset limit.
1749 2008-07-11 Anatoly Sokolov <aesok@post.ru>
1751 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
1752 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
1753 (avr_hard_regno_scratch_ok): New function.
1754 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
1755 * config/avr/avr.md (all peepholes that request a scratch register):
1756 Remove avr_peep2_scratch_safe use.
1758 2008-07-11 Tom Tromey <tromey@redhat.com>
1759 Ian Lance Taylor <iant@google.com>
1761 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
1762 (struct c_common_resword): Define.
1763 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
1764 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
1765 (c_common_reswords, num_c_common_reswords): Declare.
1766 * c-common.c (c_common_reswords): New global const array.
1767 (num_c_common_reswords): New const int.
1768 * c-parser.c (struct resword, reswords): Don't define.
1769 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
1770 (c_parse_init): Clarify mask code. Use c_common_reswords rather
1771 than reswords. If warning about C++ keywords, give them a special
1773 (c_lex_one_token): Warn about C++ keywords. Call
1774 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
1775 (c_parser_external_declaration): Look for RID_xxx rather than
1776 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
1777 (c_parser_statement_after_labels): Likewise.
1778 (c_parser_objc_class_instance_variables): Likewise.
1779 (c_parser_objc_class_declaration): Likewise.
1780 (c_parser_objc_try_catch_statement): Likewise.
1781 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
1782 (declspecs_add_type): Likewise.
1784 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
1786 * ggc-page.c (alloc_page):
1787 Substituting xmalloc, xcalloc with
1788 XNEWVEC and XCNEWVAR macros which add the
1791 2008-07-11 Richard Guenther <rguenther@suse.de>
1793 PR tree-optimization/36765
1794 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
1795 aliases from HEAP vars to SMTs.
1797 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1799 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
1800 * configure.ac (loose_warn): Move -Wc++-compat from here...
1801 (strict_warn): ...to here.
1802 * configure: Regenerate.
1804 2008-07-10 Joseph Myers <joseph@codesourcery.com>
1806 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
1807 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
1808 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
1809 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
1810 excluding more specific h8300-*-* and sh-*-* targets.
1812 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
1814 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
1816 (execute_pre): Call loop_optimizer_finalize in early exit.
1818 2008-07-10 Jakub Jelinek <jakub@redhat.com>
1821 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
1822 uids in the bitmap, not just VAR_DECL uids.
1824 PR rtl-optimization/36419
1825 * combine-stack-adj.c (adjust_frame_related_expr): New function.
1826 (combine_stack_adjustments_for_block): Call it if needed. Delete
1828 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
1829 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
1830 prologue sp adjustment.
1832 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
1835 * opts.c (print_ignored_options): Report postponed diagnostics for
1836 unknown -Wno-* options as warnings, not errors.
1837 (postpone_unknown_option_error): Renamed to...
1838 (postpone_unknown_option_warning): ... this.
1840 2008-07-09 Doug Kwan <dougkwan@google.com>
1843 2008-07-08 Doug Kwan <dougkwan@google.com>
1845 * config/arm/arm.opt (mandroid): New option.
1846 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
1847 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
1849 (CC1PLUS_SPEC): Same.
1851 (STARTFILE_SPEC): Same.
1852 (ENDFILE_SPEC): Same.
1853 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
1856 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
1859 * config/mips/mips.h (reg_class): Remove V1_REG.
1860 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
1861 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
1863 (mips_get_tp): New function.
1864 (mips_legitimize_tls_address): Use it.
1865 * config/mips/constraints.md (v): Delete.
1866 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
1867 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
1868 After reload, split into a move and ...
1869 (*tls_get_tp_<mode>_split): ...this new instruction.
1871 2008-07-09 David Daney <ddaney@avtrex.com>
1873 * config/mips/driver-native.c: Include coretypes.h and tm.h.
1875 2008-07-09 Jakub Jelinek <jakub@redhat.com>
1877 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
1878 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
1880 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
1881 htab_delete should be called. Don't free c.
1882 (lookup_tmp_var): Create temp_htab lazily.
1883 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
1884 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
1886 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
1887 lower_omp_ordered, lower_omp_critical, lower_omp_for,
1888 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
1889 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
1890 * tree-sra.c (generate_element_init): Likewise.
1891 * tree-mudflap.c (execute_mudflap_function_ops,
1892 execute_mudflap_function_decls): Likewise.
1893 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
1894 * tree-gimple.h (struct gimplify_ctx): New type.
1895 (push_gimplify_context): Adjust prototype.
1897 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
1899 * tree-ssa-pre.c (phi_translate_1): Update placement of
1902 2008-07-09 Anatoly Sokolov <aesok@post.ru>
1904 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
1905 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
1906 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
1907 * targhooks.c (default_hard_regno_scratch_ok): New function.
1908 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
1909 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
1910 * recog.c: Include "target.h".
1911 (peep2_find_free_register): Add check for global regs. Add target
1913 * Makefile.in (recog.o): Depend on target.h.
1915 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
1917 * config/sh/sh.c (sh_canonical_va_list_type): New.
1918 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
1920 2008-07-09 Raksit Ashok <raksit@google.com>
1922 * doc/invoke.texi (Option Summary): Mention new option
1923 -Wdisallowed-function-list=...
1924 (Warning Options): Document -Wdisallowed-function-list=...
1925 * common.opt (Wdisallowed-function-list=): New flag.
1926 * flags.h (warn_disallowed_functions): External definition of new
1927 boolean warning flag.
1928 (warn_if_disallowed_function_p): Declare new function.
1929 * opts.c (warning_disallowed_functions): New static variable.
1930 (warn_disallowed_functions): New boolean warning flag.
1931 (warn_if_disallowed_function_p): New function.
1932 (add_comma_separated_to_vector): Rename
1933 add_instrument_functions_exclude_list to this.
1934 (common_handle_option): Handle new option. Rename calls to
1935 add_instrument_functions_exclude_list into calls to
1936 add_comma_separated_to_vector.
1937 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
1938 based on flag warn_disallowed_functions.
1940 2008-07-09 Christian Bruel <christian.bruel@st.com>
1942 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
1943 instead of get_attr_length.
1945 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1947 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
1949 * genemit.c (gen_insn): Likewise.
1950 * gengtype.c (note_def_vec): Likewise.
1951 * gengtype.h (note_def_vec): Likewise.
1952 * genoutput.c (struct data, output_insn_data, process_template,
1953 gen_expand, gen_split, note_constraint): Likewise.
1954 * genrecog.c (new_decision, add_to_sequence, factor_tests,
1955 make_insn_sequence): Likewise.
1956 * gensupport.c (record_insn_name): Likewise.
1958 2008-07-08 Doug Kwan <dougkwan@google.com>
1960 * config/arm/arm.opt (mandroid): New option.
1961 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
1962 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
1964 (CC1PLUS_SPEC): Same.
1966 (STARTFILE_SPEC): Same.
1967 (ENDFILE_SPEC): Same.
1968 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
1971 2008-07-08 Raksit Ashok <raksit@google.com>
1973 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
1974 (set_storage_via_setmem): Fix expected_align parameter.
1975 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
1976 missing from the list.
1977 * doc/md.texi (movmem): Explicitly state that expected alignment is
1978 to be expressed in bytes.
1979 (setmem): Explicitly state that expected alignment is to be expressed
1982 2008-07-08 Joseph Myers <joseph@codesourcery.com>
1984 * reload.c (find_reloads_subreg_address): Do not require validity
1985 of address in original mode before reloading address.
1987 2008-07-07 Tianwei Sheng <tianweis@google.com>
1989 * df-core.c (df_remove_problem): Adjust the access to avoid out of
1990 bounds array access.
1992 2008-07-08 Jakub Jelinek <jakub@redhat.com>
1994 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
1996 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
1998 Fix PR tree-optimization/23455
1999 Fix PR tree-optimization/35286
2000 Fix PR tree-optimization/35287
2001 * Makefile.in (OBJS-common): Remove tree-vn.o.
2002 (tree-vn.o): Remove.
2003 * dbgcnt.def: Add treepre_insert debug counter.
2004 * gcc/tree-flow.h (add_to_value): Updated for other changes.
2005 (debug_value_expressions): Ditto.
2006 (print_value_expressions): Ditto.
2007 * tree-pretty-print.c (dump_generic_node): Updated for
2008 VALUE_HANDLE removal.
2009 * tree-ssa-dom.c (record_equality): Ditto.
2010 (cprop_operand): Ditto.
2011 (lookup_avail_expr): Ditto.
2012 * tree-ssa-threadedge.c
2013 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
2014 (simplify_control_stmt_condition): Ditto.
2015 * tree.c (tree_code_size): Ditto.
2016 (tree_node_structure): Ditto.
2017 (iterative_hash_expr): Ditto.
2019 * tree.h (VALUE_HANDLE_ID): Ditto.
2020 (VALUE_HANDLE_EXPR_SET): Ditto.
2021 (struct tree_value_handle): Ditto.
2022 (union tree_node): Ditto.
2023 * treestruct.def: Ditto.
2024 * tree-vn.c: Removed.
2025 * tree-ssa-pre.c: Rewritten entirely.
2026 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
2027 (constant_value_ids): Ditto.
2028 (vn_nary_op_t): Moved to header.
2030 (vn_reference_op_t): Ditto
2031 (vn_reference_t): Ditto.
2032 (next_value_id): New variable.
2033 (VN_INFO): Add an assert.
2034 (vn_constant_eq): New function.
2035 (vn_constant_hash): Ditto.
2036 (get_or_alloc_constant_value_id): Ditto.
2037 (value_id_constant_p): Ditto.
2038 (vn_reference_compute_hash): De-staticify.
2039 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
2040 Disable some code with a FIXME. Remove VALUE_HANDLE use.
2041 (valueize_refs): Update opcode if it changes from ssa name to constant.
2042 (vn_reference_lookup_1): Add new argument.
2043 (vn_reference_lookup): Ditto.
2044 (vn_reference_lookup_pieces): New function.
2045 (vn_reference_insert): Add return type. Modify to deal with value ids.
2046 (vn_reference_insert_pieces): New function.
2047 (vn_nary_op_compute_hash): De-staticify.
2048 (vn_nary_op_eq): Ditto.
2049 (vn_nary_op_lookup_pieces): New function.
2050 (vn_nary_op_lookup): Add new argument.
2051 (vn_nary_op_insert_pieces): New function.
2052 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
2053 (vn_phi_insert): Ditto.
2054 (visit_unary_op): Update for callee changes.
2055 (visit_binary_op): Ditto.
2056 (visit_reference_op_load): Ditto.
2057 (visit_reference_op_store): Ditto.
2058 (init_scc_vn): Init next_value_id, constant_to_value_id and
2060 (free_scc_vn): Free them.
2061 (set_hashtable_value_ids): New function.
2062 (run_scc_vn): Use it.
2063 (get_max_value_id): New function.
2064 (get_next_value_id): Ditto.
2065 (expressions_equal_p): Moved from tree-vn.c
2066 (sort_vuses): Ditto.
2067 (sort_vuses_heap): Ditto.
2068 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
2070 * tree.c (iterative_hash_hashval_t): Made non-static
2071 * tree.h (iterative_hash_hashval_t): Declare it.
2073 2008-07-08 Martin Jambor <mjambor@suse.cz>
2075 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
2076 instead of ipa_create_node_params.
2077 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
2078 ipa_check_create_edge_args, free them with
2079 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
2081 * ipa-prop.c: Include flags.h and tree-inline.h.
2082 (ipa_node_params_vector): New variable.
2083 (ipa_edge_args_vector): New variable.
2084 (edge_removal_hook_holder): New variable.
2085 (node_removal_hook_holder): New variable.
2086 (edge_duplication_hook_holder): New variable.
2087 (node_duplication_hook_holder): New variable.
2088 (ipa_detect_param_modifications): Check for presence of modified flags.
2089 (ipa_compute_jump_functions): Check for presence of jump functions.
2090 (ipa_free_edge_args_substructures): New function.
2091 (ipa_create_node_params): Removed.
2092 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
2093 (ipa_free_node_params_substructures): New function.
2094 (ipa_free_all_node_params): Changed to deallocate the on-the-side
2096 (ipa_edge_removal_hook): New function.
2097 (ipa_node_removal_hook): New function.
2098 (duplicate_array): New function.
2099 (ipa_edge_duplication_hook): New function.
2100 (ipa_node_duplication_hook): New function.
2101 (ipa_register_cgraph_hooks): New function.
2102 (ipa_unregister_cgraph_hooks): New function.
2103 (free_all_ipa_structures_after_ipa_cp): New function.
2105 * ipa-prop.h: Include vec.h.
2106 (ipa_node_params_t): New typedef with vector types for it.
2107 (ipa_edge_args_t): New typedef with vector types for it.
2108 (IPA_NODE_REF): Changed to access an on-the-side vector.
2109 (IPA_EDGE_REF): Changed to access an on-the-side vector.
2110 (ipa_check_create_node_params): New function.
2111 (ipa_check_create_edge_args): New function.
2113 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
2116 2008-07-07 Tom Tromey <tromey@redhat.com>
2118 * configure, config.in: Rebuilt.
2119 * configure.ac: Don't check for scandir or alphasort.
2121 2008-07-07 Joseph Myers <joseph@codesourcery.com>
2123 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
2124 types immediately after creating them.
2126 2008-07-07 Joseph Myers <joseph@codesourcery.com>
2128 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
2130 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
2132 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
2133 dump_constraint_graph.
2134 (dump_constraint_edge): New function.
2135 (dump_constraint_graph): New function.
2136 (debug_constraint_graph): New function.
2137 (dump_constraint): Removed useless comparison.
2138 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
2139 (dump_constraint_graph): Declare.
2140 (debug_constraint_graph): Declare.
2141 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
2143 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
2145 * config/i386/i386.c (is_va_list_char_pointer): New.
2146 (ix86_va_start): Replace compare with ms_va_list_type_node
2147 by is_va_list_char_pointer.
2148 (ix86_gimplify_va_arg): Likewise.
2150 2008-07-07 Martin Jambor <mjambor@suse.cz>
2152 * cgraph.c (cgraph_edge_max_uid): New variable.
2153 (struct cgraph_edge_hook_list): New type.
2154 (struct cgraph_node_hook_list): New type.
2155 (struct cgraph_2edge_hook_list): New type.
2156 (struct cgraph_2node_hook_list): New type.
2157 (first_cgraph_edge_removal_hook): New variable.
2158 (first_cgraph_node_removal_hook): New variable.
2159 (first_cgraph_edge_duplicated_hook): New variable.
2160 (first_cgraph_node_duplicated_hook): New variable.
2161 (cgraph_add_edge_removal_hook): New function.
2162 (cgraph_remove_edge_removal_hook): New function.
2163 (cgraph_call_edge_removal_hooks): New function.
2164 (cgraph_add_node_removal_hook): New function.
2165 (cgraph_remove_node_removal_hook): New function.
2166 (cgraph_call_node_removal_hooks): New function.
2167 (cgraph_add_edge_duplication_hook): New function.
2168 (cgraph_remove_edge_duplication_hook): New function.
2169 (cgraph_call_edge_duplication_hooks): New function.
2170 (cgraph_add_node_duplication_hook): New function.
2171 (cgraph_remove_node_duplication_hook): New function.
2172 (cgraph_call_node_duplication_hooks): New function.
2173 (cgraph_create_edge): Assign to edge uid.
2174 (cgraph_remove_edge): Call edge removal hooks.
2175 (cgraph_node_remove_callees): Call edge removal hooks.
2176 (cgraph_node_remove_callers): Call edge removal hooks.
2177 (cgraph_remove_node): Call node removal hooks.
2178 (cgraph_clone_edge): Call edge duplication hooks.
2179 (cgraph_clone_node): Call node duplication hooks.
2181 * cgraph.h (cgraph_edge): New field uid.
2182 (cgraph_edge_hook): New type.
2183 (cgraph_node_hook): New type.
2184 (cgraph_2edge_hook): New type.
2185 (cgraph_2node_hook): New type.
2187 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
2189 * config.in: Regenerate.
2191 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
2193 * gcc.c (print_sysroot): New.
2194 (option_map, display_help, process_command): Handle the
2195 -print-sysroot option.
2196 (main): Print the sysroot if requested.
2197 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
2199 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2202 * unwind-pe.h (size_of_encoded_value): add attribute unused.
2204 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
2206 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
2207 (assign_parm_setup_block_p): Also check mode of entry_parm.
2209 2008-07-07 Richard Guenther <rguenther@suse.de>
2211 * tree-ssa-structalias.h (set_used_smts): Remove.
2212 * tree-ssa-structalias.c (used_smts): Likewise.
2213 (set_used_smts): Likewise.
2214 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
2215 call to set_used_smts.
2217 2008-07-07 Richard Guenther <rguenther@suse.de>
2219 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
2220 (new_var_info): Set it to false.
2221 (solution_set_add): Correctly handle pointers outside a var and
2223 (type_safe): Treat variables with is_full_var properly.
2224 (do_sd_constraint): Likewise.
2225 (do_ds_constraint): Likewise.
2226 (process_constraint): Remove zeroing offset for !use_field_sensitive.
2227 (get_constraint_for_ptr_offset): New function.
2228 (get_constraint_for_component_ref): For addresses at least include
2229 the last field of the variable. Handle is_full_vars properly.
2230 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
2231 (handle_ptr_arith): Remove.
2232 (find_func_aliases): Simplify assignment handling.
2233 (create_function_info_for): For parameter and result varinfos set
2235 (create_variable_info_for): Set is_full_var flag whenever we
2236 just created a single varinfo for a decl.
2237 (init_alias_vars): Initialize use_field_sensitive from
2238 max-fields-for-field-sensitive parameter.
2240 2008-07-07 Richard Guenther <rguenther@suse.de>
2242 PR tree-optimization/36713
2243 * tree-flow-inline.h (is_call_used): New function.
2244 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
2245 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2246 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
2248 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2250 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
2252 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
2254 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
2256 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2257 Nathan Sidwell <nathan@codesourcery.com>
2259 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
2260 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
2262 * config/m68k/t-linux: New.
2263 * doc/install.texi: Document m68k-*-linux is now multilibbed by
2266 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
2268 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
2269 * config/m68k/m68k-devices.def: Remove multilibs that only differ
2272 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2274 * gcc.c (execute): Fix -Wc++-compat warning.
2276 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
2279 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
2280 constant for little endian.
2282 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
2284 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
2285 mips_base_mips16 instead of TARGET_MIPS16.
2286 (mips_base_mips16): Declare.
2287 * config/mips/mips.c (mips_base_mips16): Make global.
2288 (was_mips16_p): Remove GTY marker.
2289 (was_mips16_pch_p): New variable.
2290 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
2291 (mips_override_options): Force to non-MIPS16 mode initially.
2292 Do not complain about MIPS16 PIC incompatibilities here.
2293 Only allow -mgpopt if -mexplicit-relocs is in force for
2296 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
2298 * configure.ac: Check for caddr_t, define to char * if not defined.
2299 * configure: Regenerate.
2300 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
2301 (mmap_gt_pch_use_address): Likewise.
2302 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
2304 2008-07-06 Richard Guenther <rguenther@suse.de>
2306 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
2307 (new_var_info): Deal with it.
2308 (solution_set_add): Likewise.
2309 (bitpos_of_field): Make signed, fix.
2310 (struct fieldoff): Remove type and decl fields. Make size field
2311 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
2313 (fieldoff_compare): Deal with it.
2314 (push_fields_onto_fieldstack): Remove has_union argument, glob
2315 adjacent non-pointer fields together.
2316 (create_function_info_for): Do not set has_union.
2317 (create_variable_info_for): Simplify.
2319 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
2321 * config.gcc (extra_headers): Add cross-stdarg.h for target
2322 x86_64-*-* and i?86-*-*.
2323 * config/i386/cross-stdarg.h: New.
2324 * builtins.c (std_fn_abi_va_list): New.
2325 (std_canonical_va_list_type): New.
2326 (stabilize_va_list): Replace va_list_type_node use by
2327 mtarget.canonical_va_list_type.
2328 (gimplify_va_arg_expr): Likewise.
2329 (expand_builtin_va_copy): Replace va_list_type_node use by
2330 mtarget.fn_abi_va_list.
2331 * tree-sra.c (is_va_list_type): New helper.
2332 (decl_can_be_decomposed_p): Replace
2333 va_list_type_node use by is_va_list_type.
2334 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
2335 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
2336 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
2337 * config/i386/i386-protos.h (ix86_get_valist_type): New.
2338 (ix86_enum_va_list): New.
2339 * config/i386/i386.c (sysv_va_list_type_node): New.
2340 (ms_va_list_type_node): New.
2341 (ix86_function_type_abi): Remove sorry.
2342 (ix86_build_builtin_va_list_abi): New.
2343 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
2345 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
2346 (ix86_init_builtins_va_builtins_abi): New.
2347 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
2349 (ix86_handle_abi_attribute): New.
2350 (attribute_spec): Add sysv_abi and ms_abi.
2351 (ix86_fn_abi_va_list): New.
2352 (ix86_canonical_va_list_type): New.
2353 (ix86_enum_va_list): New.
2354 (TARGET_FN_ABI_VA_LIST): New.
2355 (TARGET_CANONICAL_VA_LIST_TYPE): New.
2356 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
2357 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
2358 (TARGET_CANONICAL_VA_LIST_TYPE): New.
2359 (TARGET_ENUM_VA_LIST): New.
2360 * expr.h (std_fn_abi_va_list): New.
2361 (std_canonical_va_list_type): New.
2362 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
2363 (TARGET_CANONICAL_VA_LIST_TYPE): New.
2364 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
2365 TARGET_CANONICAL_VA_LIST_TYPE.
2366 * target.h (struct gcc_target): Add fn_abi_va_list hook
2367 and canonical_va_list_type hook.
2369 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2371 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
2372 integral and pointer types.
2374 2008-07-04 Roger Sayle <roger@eyesopen.com>
2376 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
2377 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
2379 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
2382 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
2384 2008-07-04 Jakub Jelinek <jakub@redhat.com>
2386 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
2387 build_gimple_modify_stmt.
2388 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
2389 gimple operand. Use fold_build* instead of build*.
2391 2008-07-04 Richard Guenther <rguenther@suse.de>
2393 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
2394 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
2395 properly to compute the reachability set if we do field-sensitive PTA.
2396 * invoke.texi (max-fields-for-field-sensitive): Document default.
2397 * opts.c (decode_options): Set max-fields-for-field-sensitive to
2398 100 for optimize >= 2.
2400 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2402 * ggc-zone.c (lookup_page_table_if_allocated,
2403 set_page_table_entry, zone_find_object_size, alloc_small_page,
2404 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
2405 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
2406 -Wc++-compat and/or -Wcast-qual warnings.
2408 2008-07-04 Alan Modra <amodra@bigpond.net.au>
2411 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
2412 pic_offset_table_rtx to be marked as used here.
2413 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
2414 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
2415 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
2416 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
2419 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2421 * alloc-pool.c (hash_descriptor, eq_descriptor,
2422 alloc_pool_descriptor): Fix -Wc++-compat warnings.
2423 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
2425 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
2426 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
2427 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
2428 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
2431 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
2433 * tree-flow.h (loop_only_exit_p): Declare.
2434 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
2435 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
2436 the number of iterations if it is constant. Otherwise, if this is the
2437 only possible exit of the loop, use the conservative estimate on the
2438 number of iterations of the entire loop if available.
2440 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
2442 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
2443 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
2444 Add synchronization functions.
2445 * config/sync.c: New file.
2446 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
2447 (LIBGCC_SYNC_CFLAGS): Likewise.
2449 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
2452 * config/i386/i386.md (mode): Add TF to "mode" attribute.
2453 (*pushtf_sse): New insn pattern.
2454 (pushtf splitters): New splitters.
2456 2008-07-03 Michael Meissner <gnu@the-meissners.org>
2459 * predict.c (build_predict_expr): Use void_type_node for the tree
2460 type, instead of NULL_TREE.
2462 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
2464 * config/i386/i386.c (contains_aligned_value_p): Return true
2466 (ix86_data_alignment): Align TCmode to 128bits.
2467 (ix86_local_alignment): Likewise.
2469 2008-07-03 Andrew Haley <aph@redhat.com>
2472 * vec.h (VEC_TA): New.
2473 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
2474 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
2475 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
2476 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
2477 (C_COMMON_FIXED_TYPES): Remove first arg.
2478 (C_COMMON_FIXED_MODE_TYPES): Likewise.
2479 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
2480 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
2481 not to use empty macro arguments.
2483 2008-07-02 Joseph Myers <joseph@codesourcery.com>
2485 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
2486 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
2487 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
2488 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
2489 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
2490 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
2491 config/ia64/crtn.asm, config/m68hc11/larith.asm,
2492 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
2493 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
2494 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
2495 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
2496 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
2497 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
2498 config/rs6000/e500crtres64gpr.asm,
2499 config/rs6000/e500crtres64gprctr.asm,
2500 config/rs6000/e500crtrest32gpr.asm,
2501 config/rs6000/e500crtrest64gpr.asm,
2502 config/rs6000/e500crtresx32gpr.asm,
2503 config/rs6000/e500crtresx64gpr.asm,
2504 config/rs6000/e500crtsav32gpr.asm,
2505 config/rs6000/e500crtsav64gpr.asm,
2506 config/rs6000/e500crtsav64gprctr.asm,
2507 config/rs6000/e500crtsavg32gpr.asm,
2508 config/rs6000/e500crtsavg64gpr.asm,
2509 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
2510 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
2511 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
2512 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
2513 config/sparc/sol2-cn.asm: Remove .file directives.
2515 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
2517 * resource.c (mark_referenced_resources): Look inside
2518 UNSPEC_VOLATILEs and ASM_INPUTs.
2520 2008-07-02 Ian Lance Taylor <iant@google.com>
2522 * rtlanal.c (add_reg_note): New function.
2523 * rtl.h (add_reg_note): Declare.
2524 * auto-inc-dec.c (attempt_change): Use add_reg_note.
2525 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
2526 * builtins.c (expand_builtin_longjmp): Likewise.
2527 (expand_builtin_nonlocal_goto): Likewise.
2528 * calls.c (emit_call_1, expand_call): Likewise.
2529 * cfgexpand.c (add_reg_br_prob_note): Likewise.
2530 * cfglayout.c (fixup_reorder_chain): Likewise.
2531 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
2532 (commit_one_edge_insertion): Likewise.
2533 * combine.c (move_deaths, distribute_notes): Likewise.
2534 * df-problems.c (df_set_note): Likewise.
2535 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
2536 (set_unique_reg_note): Likewise.
2537 (emit_copy_of_insn_after): Likewise.
2538 * expr.c (expand_expr_real): Likewise.
2539 * gcse.c (add_label_notes): Likewise.
2540 * haifa-sched.c (create_check_block_twin): Likewise.
2541 * jump.c (mark_jump_label_1): Likewise.
2542 * loop-doloop.c (add_test, doloop_modify): Likewise.
2543 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2544 * lower-subreg.c (move_eh_region_note): Likewise.
2545 * optabs.c (emit_libcall_block): Likewise.
2546 * predict.c (predict_insn): Likewise.
2547 (combine_predictions_for_insn): Likewise.
2548 * recog.c (peephole2_optimize): Likewise.
2549 * regmove.c (try_auto_increment): Likewise.
2550 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
2551 * reload.c (find_reloads): Likewise.
2552 * reload1.c (fixup_eh_region_note): Likewise.
2553 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
2554 * reorg.c (delete_prior_computation): Likewise.
2555 (delete_computation, dbr_schedule): Likewise.
2556 * config/pa/pa.c (legitimize_pic_address): Likewise.
2557 * config/sh/sh.c (sh_reorg): Likewise.
2559 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
2562 * config/libgcc-glibc.ver: Add %exclude.
2563 * config/m32r/libgcc-glibc.ver: Likwise.
2564 * config/s390/libgcc-glibc.ver: Likwise.
2565 * config/sh/libgcc-glibc.ver: Likwise.
2566 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
2568 * config/i386/libgcc-glibc.ver: New.
2570 * config/i386/libgcc-x86_64-glibc.ver: Removed.
2572 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
2574 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
2575 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
2576 i[34567]86-*-linux*, x86_64-*-linux*. Add
2577 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
2578 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
2579 x86_64-*-linux*. Add i386/t-linux to tmake_file for
2580 i[34567]86-*-linux*, x86_64-*-linux*.
2582 * libgcc-std.ver: Add empty GCC_4.4.0.
2584 * mkmap-symver.awk: Support multiple versions per symbol.
2586 * config/i386/i386.c (ix86_init_builtins): Always define
2587 __builtin_fabsq and __builtin_copysignq with fallbacks.
2588 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
2589 and __builtin_copysignq if SSE2 isn't available.
2591 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
2592 (LIBGCC2_TF_CEXT): Likwise.
2595 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
2597 * config/i386/sfp-machine.h: Moved to libgcc.
2599 * config/i386/sfp-machine.h: New.
2600 * config/i386/t-linux: Likwise.
2602 * config/i386/t-darwin: Remove softfp_wrap_start and
2604 * config/i386/t-darwin64: Likewise.
2606 * config/i386/t-fprules-softfp64: Renamed to ...
2607 * config/i386/t-fprules-softfp: This.
2609 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
2610 and softfp_wrap_end.
2612 2008-07-02 Jason Merrill <jason@redhat.com>
2614 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
2616 * tree.c (ctor_to_list): New fn.
2617 * tree.h: Declare it.
2618 (CONSTRUCTOR_ELT): New macro.
2619 (CONSTRUCTOR_NELTS): New macro.
2621 2008-07-02 Richard Guenther <rguenther@suse.de>
2623 * tree-ssa-structalias.c (struct variable_info): Reorder
2624 to fill padding on 64bit hosts. Make collapsed_to an int.
2625 (get_varinfo_fc): Deal with that.
2626 (new_var_info): Likewise.
2627 (collapse_rest_of_var): Likewise.
2629 2008-07-02 Joshua Sumali <jsumali@redhat.com>
2631 * doc/install.texi (--enable-java-home): Document.
2632 (--enable-aot-compile-rpm): Likewise.
2633 (--with-arch-directory): Likewise.
2634 (--with-os-directory): Likewise.
2635 (--with-origin-name): Likewise.
2636 (--with-arch-suffix): Likewise.
2637 (--with-jvm-root-dir): Likewise.
2638 (--with-jvm-jar-dir): Likewise.
2639 (--with-python-dir): Likewise.
2641 2008-07-02 Richard Guenther <rguenther@suse.de>
2643 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
2644 from decls explicitly. Merge operand checking from tuples.
2646 2008-07-02 Martin Jambor <mjambor@suse.cz>
2648 * tree-switch-conversion.c: Included timevar.h which I forgot before.
2650 2008-07-02 Martin Jambor <mjambor@suse.cz>
2652 * tree-switch-conversion.c: Included timevar.h
2653 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
2655 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
2657 2008-07-02 Martin Jambor <mjambor@suse.cz>
2659 * tree-switch-conversion.c: Corrected various comments and
2661 (build_constructors): Fixed minor formatting mistakes.
2663 * invoke.texi (Optimize Options): Corrected the
2664 switch-conversion-max-branch-ratio parameter.
2666 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
2668 * final.c (asm_insn_count): Return zero for an empty asm body.
2670 2008-07-02 Richard Guenther <rguenther@suse.de>
2672 * bitmap.h (bitmap_set_bit): Return bool.
2673 (bitmap_clear_bit): Likewise.
2674 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
2675 write to the bitmap if it would.
2676 (bitmap_clear_bit): Likewise.
2677 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
2678 bitmap_set_bit return value.
2679 (add_pred_graph_edge): Likewise.
2680 (add_graph_edge): Likewise.
2681 (do_sd_constraint): Likewise.
2682 (do_ds_constraint): Likewise.
2684 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2686 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
2687 Fix -Wc++-compat and/or -Wcast-qual warnings.
2688 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
2689 gen_regparm_prefix): Likewise.
2690 * vmsdbgout.c (write_modbeg, lookup_filename,
2691 vmsdbgout_source_line, vmsdbgout_init): Likewise.
2693 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
2695 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
2696 defaults.h definition apply.
2698 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
2700 * function.c (assign_parm_remove_parallels): New.
2701 (assign_parm_setup_block_p): Do not return true for non-BLKmode
2703 (assign_parm_setup_block): Do not handle them.
2704 (assign_parm_setup_reg, assign_parm_setup_stack): Call
2705 assign_parm_remove_parallels.
2707 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
2709 * c-typeck.c (convert_for_assignment): Use
2710 vector_targets_convertible_p.
2711 * c-common.c (vector_targets_convertible_p): New.
2712 * c-common.h (vector_targets_convertible_p): New prototype.
2713 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
2714 opaque_p_V2SI_type_node.
2716 2008-07-01 Steve Ellcey <sje@cup.hp.com>
2718 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
2721 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
2723 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
2724 TFmode constants via two element DImode vector for hosts with
2725 HOST_BITS_PER_WIDE_INT < 64.
2726 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
2727 also for HOST_BITS_PER_WIDE_INT < 64.
2729 2008-07-01 Richard Guenther <rguenther@suse.de>
2731 PR tree-optimization/36666
2732 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
2733 (get_constraint_exp_from_ssa_var): Split into ...
2734 (get_constraint_exp_for_temp): ... this ...
2735 (get_constraint_for_ssa_var): ... and that.
2736 Return constraint expressions for all touched sub-fields
2737 if the results address is not taken.
2738 (process_constraint): Remove assertion that aggregate
2739 assignments do not happen at this place.
2740 (get_constraint_for_component_ref): Add address_p argument.
2741 Return constraint expressions for all touched sub-fields
2742 if the results address is not taken.
2743 (do_deref): Use get_constraint_exp_for_temp.
2744 (get_constraint_for_1): Rename from ...
2745 (get_constraint_for): ... this. Add the old function as wrapper.
2746 (do_structure_copy): Use get_constraint_for_1.
2748 2008-07-01 Martin Jambor <mjambor@suse.cz>
2750 * Makefile.in (tree-switch-conversion.o): Add.
2751 (OBJS-common): Add tree-swtch-conversion.o.
2752 * passes.c (init_optimization_passes): Add pass_convert_switch.
2753 * tree-pass.h: (pass_convert_switch): Add.
2754 * tree-switch-conversion.c: New file.
2755 * gcc.dg/tree-ssa/cswtch.c: New testcase.
2756 * common.opt (ftree-cswtch): New option.
2757 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
2758 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
2759 * opts.c (decode_options): Set flag_tree_switch_conversion when
2760 optimization level is >= 2.
2761 * doc/invoke.texi (Optimize Options): Added description of
2762 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
2764 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2766 * config/darwin-driver.c (darwin_default_min_version): Fix
2767 -Wc++-compat warnings.
2769 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
2771 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
2774 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
2776 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
2778 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
2780 PR rtl-optimization/34744
2781 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
2782 (df_scan_free_internal): Free data structures not
2783 allocated in storage pools.
2784 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
2785 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
2786 df_scan_free_mws_vec.
2787 * dse.c (dse_step6): Free offset_map_p and offset_map_n
2790 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
2792 * config/i386/i386.c (contains_aligned_value_p): Return true
2794 (ix86_function_arg_boundary): Return its natural boundary
2796 (return_in_memory_32): Don't check TDmode.
2797 (ix86_split_to_parts): Support splitting into 4 parts and
2798 support TFmode for 32bit target.
2799 (ix86_split_long_move): Support splitting into 4 parts.
2800 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
2802 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
2803 (ix86_init_builtins): Here.
2804 (ix86_scalar_mode_supported_p): Always return true for TFmode.
2805 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
2806 'q' and 'w', respectively.
2808 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
2810 (movtf_internal): Likewise.
2811 (<code>tf2): Likewise.
2812 (*absnegtf2_sse): Likewise.
2813 (copysign<mode>3): Likewise.
2814 (copysign<mode>3_const): Likewise.
2815 (copysign<mode>3_var): Likewise.
2816 (define_split UNSPEC_COPYSIGN): Likewise.
2817 * config/i386/sse.md (*nandtf3): Likewise.
2818 (<code>tf3): Likewise.
2819 (*<code>tf3): Likewise.
2821 2008-06-30 Joey Ye <joey.ye@intel.com>
2822 H.J. Lu <hongjiu.lu@intel.com>
2824 * global.c (compute_regsets): Set frame_pointer_needed here.
2825 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
2827 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2829 * doc/install.texi (specific): Expand Windows build notes.
2831 2008-06-30 Ira Rosen <irar@il.ibm.com>
2833 PR tree-optimization/36648
2834 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
2835 number of prolog iterations by step. Fix the comment.
2837 2008-06-30 Richard Guenther <rguenther@suse.de>
2840 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
2841 handle calls from ECF_MALLOC functions.
2842 (handle_pure_call): ECF_MALLOC functions do not return
2844 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
2846 2008-06-29 Andreas Schwab <schwab@suse.de>
2848 * config/m68k/m68k.c (print_operand): Always print a float
2850 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
2851 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
2854 * config/rs6000/x-linux64: Remove never used file.
2856 2008-06-29 Richard Guenther <rguenther@suse.de>
2858 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
2860 (struct alias_info): Move ...
2861 * tree-ssa-alias.c: ... here.
2862 (update_alias_info): Declare.
2863 (compute_may_aliases): Call it.
2864 (update_alias_info): New function.
2865 * tree-ssa-structalias.c (update_alias_info): Move ...
2866 * tree-ssa-alias.c (update_alias_info_1): ... here.
2867 * tree-ssa-structalias.c (process_constraint_1): Remove
2868 unused from_call argument. Rename to ...
2869 (process_constraint): ... this. Delete old wrapper.
2870 (make_constraint_to): Adjust callers.
2871 (handle_const_call): Likewise.
2872 (handle_pure_call): Likewise.
2873 (init_base_vars): Likewise.
2874 (handle_lhs_call): Likewise. Remove unnecessary constraint.
2875 (find_func_aliases): We don't need structure copies for
2877 (make_constraint_from_anything): Remove.
2878 (create_variable_info_for): For globals make constraints
2879 from escaped, not from anything.
2880 (compute_points_to_sets): Do not call update_alias_info.
2881 (ipa_pta_execute): Use make_constraint_from.
2883 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2885 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
2886 (bitmap.o-warn, dominance.o-warn): New.
2887 * configure.ac (cxx_compat_warn): Delete.
2888 (loose_warn): Add -Wcast-qual and -Wc++-compat.
2889 * system.h: Remove #pragma diagnostic for -Wcast-qual and
2891 * configure: Regenerate.
2893 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
2896 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2898 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
2899 * df-scan.c (df_notes_rescan): Likewise.
2900 * ggc-page.c (set_page_table_entry): Likewise.
2901 * intl.c (gcc_gettext_width): Likewise.
2902 * varasm.c (get_unnamed_section, get_noswitch_section,
2903 get_section): Likewise.
2905 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
2907 * regrename.c (build_def_use): Don't copy RTX.
2909 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
2911 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
2912 (Type Attributes): Fix nesting of @table and @subsection. Adjust
2913 punctuation. Use @ref instead of @xref.
2914 (Function Names): Remove stray @display/@end display.
2915 (C++ Attributes): Use @ref instead of @xref.
2916 (Deprecated Features): Fix punctuation around @xref.
2917 (Backwards Compatibility): Likewise.
2918 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
2920 2008-06-28 Joseph Myers <joseph@codesourcery.com>
2922 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
2923 constants for E500 double.
2925 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2927 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
2928 element type of const_vector.
2930 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
2932 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
2933 Remove FLAGS_REG clobber from expander pattern.
2934 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
2935 (anddi3, andsi3, andhi3, andqi3): Ditto.
2936 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
2937 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
2938 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
2939 (ashlsi3, ashlhi3, ashlqi3): Ditto.
2940 (ashrsi3, ashrhi3, ashrqi3): Ditto.
2941 (lshrsi3, lshrhi3, lshrqi3): Ditto.
2942 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
2943 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
2945 2008-06-28 Richard Guenther <rguenther@suse.de>
2947 * tree-ssa-structalias.c (callused_id, var_callused,
2948 callused_tree): Add.
2949 (handle_pure_call): New function.
2950 (find_func_aliases): Call it.
2951 (find_what_p_points_to): Handle the call-used set.
2952 (clobber_what_escaped): Likewise.
2953 (compute_call_used_vars): New function.
2954 (init_base_vars): Init the call-used variable.
2955 (do_sd_constraint): Do not propagate the solution from CALLUSED
2956 but use CALLUSED as a placeholder.
2957 (solve_graph): Likewise.
2958 * tree-flow-inline.h (gimple_call_used_vars): New function.
2959 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
2960 (compute_call_used_vars): Declare.
2961 * tree-ssa-alias.c (set_initial_properties): Call
2962 compute_call_used_vars.
2963 (reset_alias_info): Clear call-used variables.
2964 (add_call_clobber_ops): Assert we are not called for const/pure
2965 functions. Remove handling of them.
2966 (add_call_read_ops): Handle pure functions by adding the
2967 call-used set of variables as VUSEs.
2968 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
2969 (delete_tree_ssa): Free it.
2970 * tree-dfa.c (remove_referenced_var): Clear the var from the
2973 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
2975 * tree.c (build_varargs_function_type_list): New.
2976 (build_function_type_list_1): New.
2977 (build_function_type_list): Use build_function_type_list_1.
2978 * tree.h (build_varargs_function_type_list): New.
2980 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2983 * config/spu/spu.c (spu_builtin_splats): Do not generate
2984 invalid CONST_VECTOR expressions.
2985 (spu_expand_vector_init): Likewise.
2987 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
2989 * optabs.c (libfunc_decls): New variable.
2990 (libfunc_decl_hash, libfunc_decl_eq): New functions.
2991 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
2992 for the same function twice.
2994 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
2996 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
2997 ix86_expand_binary_operator directly.
2998 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
3000 (*ashrti3_1): Ditto.
3001 (*lshrti3_1): Ditto.
3002 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
3003 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
3004 using only one splitter. Conditionaly execute splitter before or
3005 after peephole2 pass.
3006 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
3007 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
3008 Use only one alternative in asm template.
3009 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
3011 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
3012 "J" operand constraint for operand 2.
3013 (*ashldi3_cconly_rex64): Ditto.
3014 (*ashrdi3_cmp_rex64): Ditto.
3015 (*ashrdi3_cconly_rex64): Ditto.
3016 (*lshrdi3_cmp_rex64): Ditto.
3017 (*lshrdi3_cconly_rex64): Ditto.
3018 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
3019 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
3020 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
3023 2008-06-27 Jakub Jelinek <jakub@redhat.com>
3025 * gimplify.c (omp_is_private): Don't return true if decl is not
3026 already private on #pragma omp for or #pragma omp parallel for.
3029 * tree-cfg.c (struct move_stmt_d): Replace block field with
3030 orig_block and new_block fields.
3031 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
3032 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
3033 (move_block_to_fn): Replace vars_map and new_label_map arguments
3034 with struct move_stmt_d pointer.
3035 (replace_block_vars_by_duplicates): New function.
3036 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
3037 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
3038 all subblocks of ORIG_BLOCK to the new function. Call
3039 replace_block_vars_by_duplicates.
3040 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
3041 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
3042 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
3043 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
3044 (expand_omp): Temporarily set input_location to the location of
3045 region's controlling stmt.
3046 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
3047 BIND_EXPR, push ctx->block_vars and gimplification vars into
3048 the BIND_EXPR and its block's BLOCK_VARS instead of directly
3050 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
3051 there are any BLOCK_VARS.
3052 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
3053 OMP_PARALLEL or OMP_TASK stmt.
3054 (lower_omp): Save and restore input_location around the lower_omp_1
3057 2008-06-27 Richard Guenther <rguenther@suse.de>
3059 PR tree-optimization/36400
3060 PR tree-optimization/36373
3061 PR tree-optimization/36344
3062 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
3063 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
3064 (update_alias_info): Remove call clobbering code.
3065 (make_constraint_to): New helper function.
3066 (make_escape_constraint): Likewise.
3067 (handle_rhs_call): Use it on all pointer containing arguments.
3068 Also mark the static chain escaped.
3069 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
3070 instead of ANYTHING.
3071 (make_constraint_from): New helper split out from ...
3072 (make_constraint_from_anything): ... here.
3073 (find_func_aliases): Add constraints for escape sites.
3074 (intra_create_variable_infos): Make constraints from NONLOCAL
3076 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
3078 (clobber_what_p_points_to): Remove.
3079 (clobber_what_escaped): New function.
3080 (init_base_vars): Init NONLOCAL and ESCAPED.
3081 (do_sd_constraint): Do not propagate the solution from ESCAPED
3082 but use ESCAPED as a placeholder.
3083 (solve_graph): Likewise.
3084 * tree-flow.h (clobber_what_p_points_to): Remove.
3085 (clobber_what_escaped): Declare.
3086 * tree-ssa-alias.c (set_initial_properties): Call it.
3087 Remove code clobbering escaped pointers.
3089 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
3091 * function.c (allocate_struct_function): Only allocate a unique
3092 funcdef_no if the decl is nonzero.
3094 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
3096 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
3097 * config/mips/mips.c (mips_split_const_insns): New function.
3098 * config/mips/mips.md (move_type): New attribute.
3099 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
3100 (dword_mode): New attribute.
3101 (type): Avoid long line. Map "move_type"s to "type"s,
3102 choosing "multi" for doubleword moves if appropriate.
3103 Swap MTC/MFC comments to match their declaration order.
3104 (extended_mips16): Default to "yes" if "move_type" is "sll0",
3105 "type" is "branch" or "jal" is "direct".
3106 (length): Handle "extended_mips16" first. Make the default
3107 "0" for "ghost" instructions. Set the length from "move_type".
3108 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
3109 of "type", with "sll0" for the register alternative. Remove the
3110 "extended_mips16" attribute.
3111 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
3112 of "type", with "shift_shift" for the register alternative.
3113 Remove the "length" attribute.
3114 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
3115 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
3116 of "type", with "andi" for the register alternative.
3117 (*zero_extendqihi2): Likewise.
3118 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
3119 of "andi" instead of a "type" of "arith".
3120 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
3122 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
3123 (mov_<store>r, *mov<mode>_ra): Likewise.
3124 (extendsidi2): Use "move_type" instead of "type", with "move"
3125 for the register alternative.
3126 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
3127 of "type", with "signext" for the register alternative.
3128 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
3129 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
3130 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
3131 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
3132 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
3133 (unnamed branch insn): Likewise.
3134 (*movdi_gp32_fp64): Fold into...
3135 (*movdi_32bit): ...here.
3136 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
3137 (*movdf_hardfloat): ...this new pattern.
3138 (*movdf_softfloat): Remove redundant FPR alternatives.
3139 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
3140 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
3141 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
3142 the "move" attribute.
3143 (*movdi_32bit): Use "move_type" instead of "type" and remove the
3144 "length" attribute. Use "fpload" and "fpstore" instead of "load"
3145 and "store" for COP loads and stores.
3146 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
3147 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
3148 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
3149 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
3150 (*movtf_mips16, *movv2sf): Likewise.
3151 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
3152 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
3153 (mfhc1<mode>): Use "move_type" instead of "move".
3154 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
3155 (loadgp_blockage): Remove the "length" attribute.
3156 (blockage, set_got_version, update_got_version): Likewise.
3157 (call_internal): Remove the "extended_mips16" attribute.
3158 (call_value_internal, call_value_multiple_internal): Likewise.
3159 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
3161 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
3162 the "length" attribute.
3164 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3166 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
3167 -Wcast-qual warnings.
3168 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
3169 handle_pragma_pop_macro): Likewise.
3170 * collect2.c (resolve_lib_name): Likewise.
3171 * config/arc/arc.c (arc_init): Likewise.
3172 * config/arm/arm.c (neon_builtin_compare,
3173 locate_neon_builtin_icode): Likewise.
3174 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
3175 * config/bfin/bfin.c (bfin_init_machine_status,
3176 bfin_optimize_loop): Likewise.
3177 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
3178 * config/cris/cris.c (cris_init_expanders): Likewise.
3179 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
3180 * config/darwin.c (machopic_indirection_eq,
3181 machopic_indirection_name, machopic_output_indirection): Likewise.
3182 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
3183 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
3184 frv_optimize_membar): Likewise.
3185 * config/i386/cygwin.h (mingw_scan,
3186 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
3187 * config/i386/cygwin1.c (mingw_scan): Likewise.
3188 * config/i386/i386.c (machopic_output_stub): Likewise.
3189 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
3190 i386_pe_unique_section): Likewise.
3191 * config/ia64/ia64.c (ia64_init_machine_status,
3192 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
3194 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
3195 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
3196 * config/m68k/m68k.c (m68k_handle_option,
3197 m68k_sched_md_init_global): Likewise.
3198 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
3199 mcore_unique_section): Likewise.
3200 * config/mips/mips.c (mips_block_move_straight,
3201 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
3203 * config/mmix/mmix.c (mmix_init_machine_status,
3204 mmix_encode_section_info): Likewise.
3205 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
3206 * config/rs6000/rs6000.c (rs6000_init_machine_status,
3207 print_operand_address, output_toc, redefine_groups,
3208 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
3209 * config/s390/s390.c (s390_init_machine_status): Likewise.
3210 * config/score/score.c (score_block_move_straight,
3211 score_block_move_loop_body): Likewise.
3212 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
3213 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
3214 * emit-rtl.c (find_auto_inc): Likewise.
3215 * gcc.c (translate_options, process_command): Likewise.
3216 * reorg.c (dbr_schedule): Likewise.
3217 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
3218 * xcoffout.c (xcoffout_declare_function): Likewise.
3220 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
3222 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
3223 ipa-pta working again.
3225 2008-06-27 David Edelsohn <edelsohn@gnu.org>
3227 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
3230 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
3232 * config.gcc (powerpc*-*-*): Add new core e500mc.
3233 * config/rs6000/e500mc.md: New file.
3234 * config/rs6000/rs6000.c (processor_costs): Add new costs for
3236 (rs6000_override_options): Add e500mc case to
3237 processor_target_table. Altivec and Spe options not allowed
3238 with e500mc. Add isel instruction to e500mc by
3239 default. Initialize rs6000_cost for e500mc.
3240 (rs6000_issue_rate): Set issue rate for e500mc.
3241 * config/rs6000/rs6000.h (processor_type): Add
3242 PROCESSOR_PPCE500MC.
3243 (ASM_CPU_SPEC): Add e500mc.
3244 Set TARGET_ISEL to rs6000_isel.
3245 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
3246 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
3247 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
3249 * doc/invoke.texi: Add e500mc to list of cpus.
3251 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3254 * c-lex.c (lex_charconst): Initialize unsignedp.
3256 2008-06-27 Olivier Hainque <hainque@adacore.com>
3258 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
3259 documented assumptions.
3261 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
3263 * dwarf2out.c: Remove trailing white spaces. Break long line
3266 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
3268 * libfuncs.h (LTI_synchronize): New libfunc_index.
3269 (synchronize_libfunc): Declare.
3270 * builtins.c (expand_builtin_synchronize): Consider using
3271 synchronize_libfunc before falling back on an asm blockage.
3272 * config/mips/mips.c: Include libfuncs.h
3273 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
3275 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
3277 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
3278 parameter. Copy stack_reg to r11 where appropriate.
3279 (no_global_regs_above): Add gpr parameter.
3280 (rs6000_stack_info): Only add padding for SPE save area if we
3281 are saving SPE GPRs and CR.
3282 (saveres_routine_syms): New variable.
3283 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
3285 (rs6000_savres_routine_sym): New function.
3286 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
3288 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
3289 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
3290 Tweak FPR out-of-line saving.
3291 (rs6000_make_savres_rtx): New function.
3292 (rs6000_use_multiple_p): New function.
3293 (rs6000_savres_strategy): New function.
3294 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
3295 out-of-line if appropriate.
3296 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
3297 if we are optimizing for size.
3298 (GP_SAVE_INLINE): Define.
3299 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
3300 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
3301 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
3302 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
3303 (*save_fpregs_<mode>): Add use of r11.
3304 (*restore_gpregs_<mode>): New insn.
3305 (*return_and_restore_gpregs_<mode>): New insn.
3306 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
3308 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
3309 (*restore_gpregs_spe): New insn.
3310 (*return_and_restore_gpregs_spe): New insn.
3311 * config/rs6000/predicates.md (save_world_operation): Fix check.
3313 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
3315 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
3316 this point, so assert that.
3318 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
3320 * cfganal.c: Include vec.h and vecprim.h.
3321 (compute_idf): Import from...
3322 * tree-into-ssa (compute_idf): ...here.
3323 * basic-block.h (compute_idf): Export.
3325 2008-06-26 Joseph Myers <joseph@codesourcery.com>
3327 * c-decl.c (merge_decls): Use !current_function_decl to check for
3328 extern declaration of C99 inline function being at file scope.
3330 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
3332 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
3334 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3336 * alias.c (record_alias_subset, init_alias_analysis): Fix
3337 -Wc++-compat and/or -Wcast-qual warnings.
3338 * attribs.c (lookup_attribute_spec): Likewise.
3339 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
3340 copy_bb, connect_traces,
3341 find_rarely_executed_basic_blocks_and_cr): Likewise.
3342 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
3343 note_btr_set, migrate_btr_defs): Likewise.
3344 * builtins.c (result_vector, expand_builtin_memcpy,
3345 expand_builtin_mempcpy_args, expand_builtin_strncpy,
3346 builtin_memset_read_str, expand_builtin_printf,
3347 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
3349 * caller-save.c (mark_set_regs): Likewise.
3350 * calls.c (expand_call, emit_library_call_value_1): Likewise.
3351 * cgraph.c (cgraph_edge): Likewise.
3352 * combine.c (likely_spilled_retval_1): Likewise.
3353 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
3354 htab_counts_entry_del, get_coverage_counts): Likewise.
3355 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
3356 new_cselib_val): Likewise.
3357 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
3358 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
3360 * df-core.c (df_compact_blocks): Likewise.
3361 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
3362 * df-scan.c (df_grow_reg_info, df_ref_create,
3363 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
3364 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
3365 df_record_entry_block_defs, df_record_exit_block_uses,
3366 df_bb_verify): Likewise.
3367 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
3368 DF_REF_EXTRACT_MODE_CONST): New.
3369 * dominance.c (get_immediate_dominator, get_dominated_by,
3370 nearest_common_dominator, root_of_dom_tree,
3371 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
3372 -Wc++-compat and/or -Wcast-qual warnings.
3373 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
3374 record_store, replace_read, check_mem_read_rtx, scan_insn,
3375 dse_step1, dse_record_singleton_alias_set): Likewise.
3376 * dwarf2asm.c (dw2_force_const_mem): Likewise.
3378 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3380 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
3381 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
3382 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
3383 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
3384 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
3385 add_ranges_num, add_ranges_by_labels, file_info_cmp,
3386 file_name_acquire, output_file_names, add_const_value_attribute,
3387 premark_used_types_helper, file_table_eq, file_table_hash,
3388 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
3389 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
3390 -Wcast-qual warnings.
3391 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
3392 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
3393 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
3394 gen_reg_rtx, start_sequence, init_emit): Likewise.
3395 * et-forest.c (et_new_occ, et_new_tree): Likewise.
3396 * except.c (init_eh_for_function, gen_eh_region,
3397 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
3398 arh_to_landing_pad, arh_to_label, add_action_record,
3399 add_call_site, switch_to_exception_section): Likewise.
3400 * expmed.c (synth_mult): Likewise.
3401 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
3402 store_expr): Likewise.
3403 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
3405 * function.c (assign_stack_temp_for_type,
3406 allocate_struct_function, match_asm_constraints_1): Likewise.
3407 * gcov-io.c (gcov_allocate): Likewise.
3408 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
3409 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
3410 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
3411 record_one_set, insert_expr_in_table, insert_set_in_table,
3412 dump_hash_table, compute_hash_table_work, alloc_hash_table,
3413 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
3414 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
3415 -Wcast-qual warnings.
3417 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3419 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
3420 -Wcast-qual warnings.
3421 * gcc.c (process_command): Likewise.
3422 * genattrtab.c (oballoc): Use XOBNEW.
3423 (oballocvec): Define.
3424 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
3425 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
3426 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
3427 -Wc++-compat and/or -Wcast-qual warnings.
3428 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
3429 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
3430 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
3431 gen_presence_absence_set, gen_automaton, gen_regexp_el,
3432 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
3433 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
3434 add_excls, process_presence_absence_names,
3435 process_presence_absence_patterns, add_presence_absence,
3436 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
3437 get_free_state, add_arc, get_free_automata_list_el,
3438 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
3439 transform_3, cache_presence, create_ainsns, create_automata,
3440 create_state_ainsn_table, dfa_insn_code_enlarge,
3441 output_trans_func, output_min_issue_delay_func,
3442 output_dead_lock_func, output_reset_func,
3443 output_get_cpu_unit_code_func, output_dfa_start_func,
3444 expand_automata): Likewise.
3445 * genextract.c (gen_insn): Likewise.
3446 * gengtype-lex.l: Likewise.
3447 * gengtype.c (read_input_list, adjust_field_type,
3448 process_gc_options): Likewise.
3449 * genoutput.c (note_constraint): Likewise.
3450 * genpreds.c (mangle, add_constraint): Likewise.
3451 * genrecog.c (process_define_predicate, new_decision,
3452 add_to_sequence): Likewise.
3453 * gensupport.c (record_insn_name): Likewise.
3455 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3457 * config/i386/driver-i386.c (detect_caches_amd,
3458 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
3459 and/or -Wcast-qual warnings.
3460 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
3461 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
3462 gt_pch_save): Likewise.
3463 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
3464 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
3465 * global.c (compute_regsets): Likewise.
3466 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
3467 finish_graph_dump_file): Likewise.
3468 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
3469 unlink_bb_notes): Likewise.
3470 * integrate.c (get_hard_reg_initial_val): Likewise.
3471 * ipa-prop.c (ipa_push_func_to_list): Likewise.
3472 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
3473 * local-alloc.c (update_equiv_regs): Likewise.
3474 * loop-invariant.c (check_invariant_table_size,
3475 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
3477 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
3478 altered_reg_used, mark_altered): Likewise.
3479 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
3480 insert_var_expansion_initialization,
3481 combine_var_copies_in_loop_exit, apply_opt_in_copies,
3482 release_var_copies): Likewise.
3483 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
3484 analyze_matrix_decl, add_allocation_site, analyze_transpose,
3485 analyze_accesses_for_phi_node, check_var_notmodified_p,
3486 check_allocation_function, find_sites_in_func,
3487 record_all_accesses_in_func, transform_access_sites,
3488 transform_allocation_sites): Likewise.
3489 * omp-low.c (new_omp_region, create_omp_child_function_name,
3490 check_omp_nesting_restrictions, check_combined_parallel,
3491 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
3492 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
3493 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
3494 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
3496 * opts-common.c (prune_options): Likewise.
3497 * opts.c (add_input_filename, print_filtered_help,
3498 get_option_state): Likewise.
3499 * params.c (add_params): Likewise.
3500 * passes.c (set_pass_for_id, next_pass_1,
3501 do_per_function_toporder, pass_fini_dump_file): Likewise.
3502 * postreload.c (reload_cse_simplify_operands): Likewise.
3503 * predict.c (tree_predicted_by_p, tree_predict_edge,
3504 clear_bb_predictions, combine_predictions_for_bb): Likewise.
3506 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3508 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
3510 * recog.c (check_asm_operands, validate_change_1): Likewise.
3511 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
3512 subst_asm_stack_regs): Likewise.
3513 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
3514 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
3515 * regmove.c (reg_is_remote_constant_p): Likewise.
3516 * regrename.c (regrename_optimize, scan_rtx_reg,
3517 kill_clobbered_value, kill_set_value, kill_autoinc_value):
3519 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
3520 regstat_compute_calls_crossed): Likewise.
3521 * reload1.c (init_reload, new_insn_chain,
3522 has_nonexceptional_receiver, reload, copy_reloads,
3523 calculate_needs_all_insns, init_elim_table): Likewise.
3524 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
3525 * rtl.c (shallow_copy_rtx_stat): Likewise.
3526 * rtlanal.c (parms_set): Likewise.
3527 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
3528 sbitmap_resize, sbitmap_vector_alloc): Likewise.
3529 * sched-ebb.c (earliest_block_with_similiar_load,
3530 add_deps_for_risky_insns): Likewise.
3531 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
3532 schedule_region): Likewise.
3533 * see.c (eq_descriptor_pre_extension,
3534 hash_descriptor_pre_extension, hash_del_pre_extension,
3535 eq_descriptor_properties, hash_descriptor_properties,
3536 hash_del_properties, see_seek_pre_extension_expr,
3537 see_initialize_data_structures, see_print_register_properties,
3538 see_print_pre_extension_expr, see_delete_merged_def_extension,
3539 see_delete_unmerged_def_extension, see_emit_use_extension,
3540 see_pre_delete_extension, see_map_extension, see_commit_changes,
3541 see_analyze_merged_def_local_prop,
3542 see_analyze_merged_def_local_prop,
3543 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
3544 see_set_prop_merged_def, see_set_prop_unmerged_def,
3545 see_set_prop_unmerged_use, see_print_one_extension,
3546 see_merge_one_use_extension, see_merge_one_def_extension,
3547 see_store_reference_and_extension, see_update_uses_relevancy,
3548 see_update_defs_relevancy): Likewise.
3549 * statistics.c (hash_statistics_hash, hash_statistics_eq,
3550 hash_statistics_free, curr_statistics_hash): Likewise.
3551 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
3552 expand_asm_operands, expand_return, case_bit_test_cmp,
3553 expand_case): Likewise.
3554 * stor-layout.c (start_record_layout): Likewise.
3555 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
3556 gt_pch_save_stringpool): Likewise.
3557 * tree-data-ref.c (hash_stmt_vertex_info,
3558 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
3559 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
3561 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
3564 * config/i386/i386.md : Change constraints of HImode and QImode
3565 immediate operands from "i" to "n". Change SImode "ni" constraint to
3566 "i" and SImode "rmi" constraint to "g". Remove all constraints
3567 from const0_operand and const1_operand predicated operands.
3568 (i): Change QImode and HImode attribute from "i" to "n".
3569 (*subqi_2): Change HImode operands to QImode.
3572 2008-06-25 Olivier Hainque <hainque@adacore.com>
3574 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
3577 2008-06-25 Richard Guenther <rguenther@suse.de>
3579 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
3580 not overflow the result type.
3582 2008-06-25 Richard Guenther <rguenther@suse.de>
3584 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
3585 (vn_lookup): Likewise.
3587 2008-06-25 Richard Guenther <rguenther@suse.de>
3589 PR tree-optimization/35518
3590 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
3591 * tree-sra.c (instantiate_element): Use fold_build3 to build
3593 (try_instantiate_multiple_fields): Likewise.
3595 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3597 * config/rs6000/rs6000.md: Change all string instruction's clobber to
3600 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3602 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
3603 use_backchain_to_restore_sp to true
3604 if the offset of the link register save area would go over the 32k - 1
3605 offset limit of the load
3608 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
3610 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
3611 anchor for the type-punning blurb. Cross-reference "Structures
3612 unions enumerations and bit-fields implementation". Provide a
3613 cast-through-pointer example. Make final sentence self-contained.
3614 * doc/implement-c.texi (Structures unions enumerations and
3615 bit-fields implementation): Cross-reference the type-punning blurb
3616 in the -fstrict-aliasing documentation.
3618 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3621 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
3622 the memory instead of the memory itself for the save area.
3624 2008-06-24 Olivier Hainque <hainque@adacore.com>
3625 Nicolas Roche <roche@adacore.com>
3627 * gengtype.c (srcdir_len): size_t instead of int.
3628 (get_file_realbasename): New function. For F a filename, the real
3629 basename of F, with all the path components stripped.
3630 (get_file_srcdir_relative_path): New function. For F a filename, the
3631 relative path to F from $(srcdir).
3632 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
3633 get_file_realbasename. Adjust the head comment.
3634 (get_prefix_langdir_index): New function. For F a filename, return the
3635 lang_dir_names[] relative index of the language directory that is
3637 (get_file_langdir): For F a filename, return the name of the language
3638 directory where F is located.
3639 (get_file_gtfilename): New function. The gt- output file name for an
3641 (get_output_file_with_visibility): Replace in-line computations with
3642 uses of get_file_gtfilename and get_prefix_langdir_index.
3643 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
3645 2008-06-24 Jakub Jelinek <jakub@redhat.com>
3647 PR tree-optimization/36504
3648 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
3649 references without base address.
3651 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
3654 * calls.c (expand_call): Increase alignment for recursive functions.
3656 2008-06-23 Anatoly Sokolov <aesok@post.ru>
3658 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
3659 (TARGET_FUNCTION_VALUE): New define.
3660 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
3661 * config/avr/avr.h (FUNCTION_VALUE): Remove.
3663 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
3665 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
3666 (fmod<mode>3): Ditto.
3667 (remainderxf3): Ditto.
3668 (remainder<mode>3): Ditto.
3670 2008-06-23 Jakub Jelinek <jakub@redhat.com>
3673 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
3674 REG is a hard register.
3676 PR tree-optimization/36508
3677 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
3678 499, don't check it at all in release compilers.
3680 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
3682 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
3683 together with SSE_TARGET_MATH to disable insn pattern.
3684 (*fop_<MODEF:mode>_2_i387): Ditto.
3685 (*fop_<MODEF:mode>_3_i387): Ditto.
3687 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
3689 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
3691 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3694 * gimplify.c (gimplify_asm_expr): Check the return code of
3695 parse_output_constraint call, set function return and is_inout
3698 2008-06-22 Ian Lance Taylor <iant@google.com>
3700 * c-lex.c (narrowest_unsigned_type): Change itk to int.
3701 (narrowest_signed_type): Likewise.
3702 * c-typeck.c (c_common_type): Change local variable mclass to enum
3704 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
3705 tcc_comparison, not the tree code itself.
3706 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
3707 (c_expand_expr): Cast modifier to enum expand_modifier.
3708 * c-common.h (C_RID_CODE): Add casts.
3709 (C_SET_RID_CODE): Define.
3710 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
3711 (c_lex_one_token): Add cast to avoid warning.
3712 (c_parser_objc_type_name): Rename local typename to type_name.
3713 (check_no_duplicate_clause): Change code parameter to enum
3715 (c_parser_omp_var_list_parens): Change kind parameter to enum
3717 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
3718 c_parser_omp_list_var_parens.
3719 (c_parser_omp_threadprivate): Likewise.
3720 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
3721 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
3722 * c-format.c (NO_FMT): Define.
3723 (printf_length_specs): Use NO_FMT.
3724 (asm_fprintf_length_specs): Likewise.
3725 (gcc_diag_length_specs): Likewise.
3726 (scanf_length_specs): Likewise.
3727 (strfmon_length_specs): Likewise.
3728 (gcc_gfc_length_specs): Likewise.
3729 (printf_flag_specs): Change 0 to STD_C89.
3730 (asm_fprintf_flag_specs): Likewise.
3731 (gcc_diag_flag_specs): Likewise.
3732 (gcc_cxxdiag_flag_specs): Likewise.
3733 (scanf_flag_specs): Likewise.
3734 (strftime_flag_specs): Likewise.
3735 (strfmon_flag_specs): Likewise.
3736 (print_char_table): Likewise.
3737 (asm_fprintf_char_table): Likewise.
3738 (gcc_diag_char_table): Likewise.
3739 (gcc_tdiag_char_table): Likewise.
3740 (gcc_cdiag_char_table): Likewise.
3741 (gcc_cxxdiag_char_table): Likewise.
3742 (gcc_gfc_char_table): Likewise.
3743 (scan_char_table): Likewise.
3744 (time_char_table): Likewis.
3745 (monetary_char_table): Likewise.
3746 * c-format.h (BADLEN): Likewise.
3748 2008-06-21 Ian Lance Taylor <iant@google.com>
3750 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
3751 Define END_OF_BASE_TREE_CODES around inclusion.
3752 * tree.c (tree_code_type): New global array.
3753 (tree_code_length, tree_code_name): Likewise.
3754 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
3756 (all-tree.def, s-alltree): New targets.
3757 (gencheck.h, s-gencheck): Remove.
3758 (tree.o): Depend upon all-tree.def.
3759 (build/gencheck.o): Remove gencheck.h dependency.
3760 (mostlyclean): Don't remove gencheck.h.
3761 * c-common.h (enum c_tree_code): Remove.
3762 * c-lang.c (tree_code_type): Remove.
3763 (tree_code_length, tree_code_name): Remove.
3764 * gencheck.c (tree_codes): Include all-tree.def, rather than
3765 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
3767 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
3769 * cp/cp-tree.h (enum cplus_tree_code): Remove.
3770 (operator_name_info): Size to MAX_TREE_CODES.
3771 (assignment_operator_name_info): Likewise.
3772 * cp/cp-lang.c (tree_code_type): Remove.
3773 (tree_code_length, tree_code_name): Remove.
3774 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
3775 (assignment_operator_name_info): Likewise.
3776 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
3778 * cp/mangle.c (write_expression): Likewise.
3779 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
3780 * fortran/f95-lang.c (tree_code_type): Remove.
3781 (tree_code_length, tree_code_name): Remove.
3782 * java/java-tree.h (enum java_tree_code): Remove.
3783 * java/lang.c (tree_code_type): Remove.
3784 (tree_code_length, tree_code_name): Remove.
3785 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
3786 * objc/objc-act.h (enum objc_tree_code): Remove.
3787 * objc/objc-lang.c (tree_code_type): Remove.
3788 (tree_code_length, tree_code_name): Remove.
3789 * objcp/objcp-lang.c (tree_code_type): Remove.
3790 (tree_code_length, tree_code_name): Remove.
3791 * ada/ada-tree.h (enum gnat_tree_code): Remove.
3792 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
3793 * ada/misc.c (tree_code_type): Remove.
3794 (tree_code_length, tree_code_name): Remove.
3796 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
3798 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
3799 the grand_bitmap_obstack.
3801 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3803 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
3804 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
3805 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
3806 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
3807 move_stmt_r, new_label_mapper): Likewise.
3808 * tree-complex.c (cvc_lookup): Likewise.
3809 * tree-dfa.c (create_function_ann): Likewise.
3810 * tree-dump.c (dump_register): Likewise.
3811 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
3812 find_phi_replacement_condition): Likewise.
3813 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
3814 tree_function_versioning): Likewise.
3815 * tree-into-ssa.c (cmp_dfsnum): Likewise.
3816 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
3817 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
3818 get_nonlocal_debug_decl, convert_nonlocal_reference,
3819 convert_nonlocal_omp_clauses, get_local_debug_decl,
3820 convert_local_reference, convert_local_omp_clauses,
3821 convert_nl_goto_reference, convert_nl_goto_receiver,
3822 convert_tramp_reference, convert_call_expr): Likewise.
3823 * tree-outof-ssa.c (contains_tree_r): Likewise.
3824 * tree-parloops.c (reduction_phi, initialize_reductions,
3825 eliminate_local_variables_1, add_field_for_reduction,
3826 add_field_for_name, create_phi_for_local_result,
3827 create_call_for_reduction_1, create_loads_for_reductions,
3828 create_stores_for_reduction, create_loads_and_stores_for_name):
3830 * tree-phinodes.c (allocate_phi_node): Likewise.
3831 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
3832 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
3833 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
3834 * tree-ssa-coalesce.c (compare_pairs): Likewise.
3835 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
3836 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
3837 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
3838 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
3839 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
3840 vn_nary_op_insert): Likewise.
3841 * tree-ssa.c (redirect_edge_var_map_add,
3842 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
3843 * tree-vectorizer.c (vectorize_loops): Likewise.
3844 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
3845 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
3846 tree_cons_stat, build1_stat, build_variant_type_copy,
3847 decl_init_priority_lookup, decl_fini_priority_lookup,
3848 decl_priority_info, decl_restrict_base_lookup,
3849 decl_restrict_base_insert, decl_debug_expr_lookup,
3850 decl_debug_expr_insert, decl_value_expr_lookup,
3851 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
3852 type_hash_add, get_file_function_name, tree_check_failed,
3853 tree_not_check_failed, tree_range_check_failed,
3854 omp_clause_range_check_failed, build_omp_clause,
3855 build_vl_exp_stat): Likewise.
3856 * value-prof.c (gimple_histogram_value,
3857 gimple_duplicate_stmt_histograms): Likewise.
3858 * var-tracking.c (attrs_list_insert, attrs_list_copy,
3859 unshare_variable, variable_union_info_cmp_pos, variable_union,
3860 dataflow_set_different_1, dataflow_set_different_2,
3861 vt_find_locations, variable_was_changed, set_variable_part,
3862 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
3863 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
3864 section_entry_hash, object_block_entry_eq,
3865 object_block_entry_hash, create_block_symbol,
3866 initialize_cold_section_name, default_function_rodata_section,
3867 strip_reg_name, set_user_assembler_name, const_desc_eq,
3868 build_constant_desc, output_constant_def, lookup_constant_def,
3869 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
3870 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
3871 default_internal_label): Likewise.
3872 * varray.c (varray_init, varray_grow): Likewise.
3873 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
3875 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
3877 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
3878 operators for "test" insn. Macroize insn using SWI mode macro.
3879 (*jcc_fused_2): Ditto.
3880 (*jcc_fused_3): Macroize insn using SWI mode macro.
3881 (*jcc_fused_4): Ditto.
3883 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
3885 * tree-ssa-pre.c: Fix typo in comment.
3886 (init_antic, fini_antic): Add explicit funtions for
3887 initializing and deinitializing ANTIC and AVAIL sets.
3888 (create_expression_by_pieces): Fix typo in comment.
3889 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
3890 (execute_pre): Eventually dump details about ANTIC_IN.
3892 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3894 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
3895 * gcc.c (translate_options, init_spec, store_arg, read_specs,
3896 add_to_obstack, file_at_path, find_a_file, execute,
3897 add_preprocessor_option, add_assembler_option, add_linker_option,
3898 process_command, insert_wrapper, do_option_spec, do_self_spec,
3899 spec_path, do_spec_1, is_directory, main, used_arg,
3900 getenv_spec_function): Likewise.
3901 * tlink.c (symbol_hash_lookup, file_hash_lookup,
3902 demangled_hash_lookup, symbol_push, file_push, frob_extension):
3905 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
3907 * doc/rtl.texi: Updated subreg section.
3909 2008-06-19 Jakub Jelinek <jakub@redhat.com>
3912 * cgraphunit.c (cgraph_process_new_functions): Don't clear
3913 node->needed and node->reachable.
3914 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
3915 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
3916 (expand_task_call): Don't call expand_task_copyfn.
3917 (expand_task_copyfn): Renamed to...
3918 (finalize_task_copyfn): ... this.
3920 2008-06-19 Jan Hubicka <jh@suse.cz>
3922 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
3923 clobbering framepointer.
3925 2008-06-19 Jan Hubicka <jh@suse.cz>
3927 * tree-optimize.c (execute_early_local_optimizations): Set
3928 cgraph_state only at first invocation.
3930 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3932 * system.h (-Wc++-compat): Activate as a warning, no an error.
3934 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
3936 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
3937 instead of "#" in insn asm template.
3938 (*jcc_fused_2): Ditto.
3940 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
3942 * config/i386/i386.h (ix86_tune_indices)
3943 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
3944 (TARGET_FUSE_CMP_AND_BRANCH): New define.
3945 * config/i386/i386.md (*jcc_fused_1): New insn pattern
3946 (*jcc_fused_2): Ditto.
3947 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
3948 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
3949 (print operand): Handle 'E' and 'e' code.
3951 2008-06-19 Anatoly Sokolov <aesok@post.ru>
3953 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
3954 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3955 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3957 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
3959 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
3961 (cgraph_expand_function): Use local copy of decl.
3962 (cgraph_expand_all_functions): Remove redundant initialization of
3964 (cgraph_optimize): Reword internal_error message.
3966 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
3968 * arm-protos.h (arm_return_in_memory): Remove public
3969 arm_return_in_memory() prototype.
3970 * arm.c (arm_return_in_memory): Add static prototype, add target
3971 hook macro, change definition and comments.
3972 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
3974 2008-06-19 Ben Elliston <bje@au.ibm.com>
3976 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
3977 real.c: Remove references to IEEE 754R.
3978 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
3979 * doc/libgcc.texi (Decimal float library routines): Likewise.
3981 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3983 * targhooks.h (struct gcc_target): New member unwind_word_mode.
3984 (default_unwind_word_mode): Add prototype.
3985 * targhooks.c (default_unwind_word_mode): New function.
3986 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
3987 instead of word_mode.
3988 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
3989 (TARGET_INITIALIZER): Use it.
3991 * c-common.c (handle_mode_attribute): Support "unwind_word"
3993 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
3995 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
3996 word_mode to access SjLj_Function_Context member "data".
3997 (sjlj_emit_dispatch_table): Likewise. Also, perform type
3998 conversion from targetm.eh_return_filter_mode () to
3999 targetm.unwind_word_mode () if they differ.
4001 * builtin-types.def (BT_UNWINDWORD): New primitive type.
4002 (BT_FN_UNWINDWORD_PTR): New function type.
4003 (BT_FN_WORD_PTR): Remove.
4004 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
4005 * except.c (expand_builtin_extend_pointer): Convert pointer to
4006 targetm.unwind_word_mode () instead of word_mode.
4008 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
4009 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
4010 (spu_unwind_word_mode): New function.
4011 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
4012 (TARGET_UNWIND_WORD_MODE): Define.
4013 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
4015 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4017 * config/spu/spu.c (reg_align): Remove.
4018 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
4019 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
4020 (spu_split_store): Likewise.
4022 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
4024 * gcc/tree-vn.c: Fix typo in comment.
4026 2008-06-18 Jan Hubicka <jh@suse.cz>
4028 * cgraphunit.c (cgraph_optimize): Output debug info when doing
4029 toplevel reorder too.
4031 2008-06-18 Jan Hubicka <jh@suse.cz>
4033 * c-opts.c (c_common_post_options): PCH is not compatible with
4035 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
4036 -fno-toplevel-reorder by default now.
4038 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4040 PR documentation/30739
4041 * doc/install.texi (Prerequisites): Document dependency on awk.
4043 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
4044 Ian Lance Taylor <iant@google.com>
4046 PR rtl-optimization/35604
4047 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
4048 only want to change jump destinations, not eventual label comparisons.
4050 2008-06-16 Jan Hubicka <jh@suse.cz>
4052 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
4054 (cgraph_analyze_function): Likewise.
4056 2008-06-16 Jan Hubicka <jh@suse.cz>
4058 * cgraph.h (cgraph_mark_if_needed): New function.
4059 * cgraphunit.c (cgraph_mark_if_needed): New function.
4060 * c-decl.c (duplicate_decl): Use it.
4062 2008-06-16 Jan Hubicka <jh@suse.cz>
4064 * cgraph.c (cgraph_add_new_function): When in expansion state, do
4067 2008-06-16 Jan Hubicka <jh@suse.cz>
4069 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
4071 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
4072 Kazu Hirata <kazu@codesourcery.com>
4073 Maxim Kuvyrkov <maxim@codesourcery.com
4075 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
4076 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
4077 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
4078 EXTRA_SPEC_FUNCTIONS.
4079 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
4080 (DRIVER_SELF_SPECS): Adjust.
4081 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
4082 * config/mips/st.h, config/mips/t-st: New.
4083 * config/mips/driver-native.c, config/mips/x-native: New.
4084 * doc/invoke.texi (MIPS): Document 'native' value for -march and
4087 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
4089 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
4091 (ISA_HAS_FP_CONDMOVE): New macro.
4092 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
4093 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
4094 (ISA_HAS_NMADD3_NMSUB3): New macro.
4095 * config/mips/mips.c (mips_rtx_costs): Update.
4096 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
4097 compiling for ST Loongson 2E/2F.
4098 (madd<mode>): Rename to madd4<mode>. Update.
4099 (madd3<mode>): New pattern.
4100 (msub<mode>): Rename to msub4<mode>. Update.
4101 (msub3<mode>): New pattern.
4102 (nmadd<mode>): Rename to nmadd4<mode>. Update.
4103 (nmadd3<mode>): New pattern.
4104 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
4105 (nmadd3<mode>_fastmath): New pattern.
4106 (nmsub<mode>): Rename to nmsub4<mode>. Update.
4107 (nmsub3<mode>): New pattern.
4108 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
4109 (nmsub3<mode>_fastmath): New pattern.
4110 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
4112 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
4114 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
4115 (DF_REF_INSN_INFO): New.
4116 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
4117 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
4118 with a NULL DF_REF_INSN_INFO.
4119 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
4121 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
4122 DF_INSN_INFO_EQ_USES): New.
4123 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
4124 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
4125 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
4126 * df-core.c: Update comment for above changes.
4127 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
4128 DF_INSN_UID_* macros.
4129 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
4130 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
4131 insn rtx. Update all callers.
4132 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
4133 df_ref_create_structure, df_insn_refs_collect): Likewise.
4134 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
4135 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
4136 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
4137 macros to access the insn refs.
4138 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
4139 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
4140 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
4141 for accessing the refs.
4142 (try_fwprop_subst): Likewise.
4143 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
4144 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
4145 for accessing the refs.
4146 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
4147 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
4148 to look at the insn refs.
4149 (record_uses): Likewise.
4150 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
4152 (mark_artificial_uses): Don't mark_insn for artificial refs.
4153 (mark_reg_rependencies): Likewise.
4155 * doc/rtl.texi: Remove documentation of ADDRESSOF.
4157 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4159 * configure: Regenerate.
4161 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
4163 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
4164 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4165 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4167 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
4169 * config/avr/avr.c (avr_mcu_t): Add attiny167.
4170 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4171 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4173 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
4175 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
4176 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4177 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4179 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
4181 * tree-ssa-sccvn.c: Fix format of comments.
4183 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
4185 * cgraph.c: Remove unneeded forward declarations of eq_node()
4188 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
4190 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
4192 (see_update_relevancy): Likewise.
4193 * fwprop.c (try_fwprop_subst): Likewise.
4194 * rtlanal.c (noop_move_p): Likewise.
4195 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
4196 notes to non-existing libcall blocks.
4197 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
4199 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
4200 (dead_libcall_p): Remove.
4201 (delete_trivially_dead_insns): Don't use it.
4202 * web.c (union_defs): Remove comment about keeping nops.
4203 * gcse.c (hash_scan_insn): Don't take libcall pointers.
4204 (compute_hash_table_work): Don't track libcall notes.
4205 (do_local_cprop): Don't take libcall pointers. Don't update
4207 (adjust_libcall_notes): Deleted.
4208 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
4209 ever have existed in the first place).
4210 (replace_store_insn): Don't try to remove libcall notes.
4211 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
4212 (resolve_reg_notes): Don't call them.
4213 (resolve_simple_move): Likewise.
4214 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
4215 Don't remove REG_RETVAL notes.
4216 * emit-rtl.c (try_split): Don't update libcall notes.
4217 (emit_copy_of_insn_after): Dito.
4218 * cselib.c (cselib_current_insn_in_libcall): Remove.
4219 (cselib_process_insn): Don't set/clear it.
4220 (new_elt_loc_list): Don't record it.
4221 (cselib_init): Don't initialize it.
4222 * cselib.c (struct elt_loc_list): Remove in_libcall field.
4223 * loop-invariant.c (find_invariant_insn): Don't look for libcall
4225 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
4226 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
4227 (init_deps): Don't initialize it.
4228 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
4229 * combine.c (delete_noop_moves): Don't update libcall notes.
4230 (can_combine_p): Remove now pointless #if 0 block.
4231 (try_combine): Remove another obsolete #if 0 block.
4232 (distribute_notes): Don't distribute libcall notes.
4233 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
4234 * dce.c (libcall_dead_p): Remove.
4235 (delete_unmarked_insns): Don't handle libcall blocks.
4236 (preserve_libcall_for_dce): Remove.
4237 (prescan_insns_for_dce): Don't special-case libcall block insns.
4238 * reload1 (reload): Don't handle libcall notes.
4239 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
4242 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
4244 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
4245 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4246 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4248 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
4250 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
4251 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4252 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4254 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4256 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
4258 2008-06-16 Ira Rosen <irar@il.ibm.com>
4260 PR tree-optimization/36493
4261 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
4262 the arguments list. Use VECTYPE to create vector pointer.
4263 (vectorizable_store): Fail if accesses through a pointer to vectype
4264 do not alias the original memory reference operands.
4265 Call vect_create_data_ref_ptr without the removed argument.
4266 (vectorizable_load): Likewise.
4267 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
4270 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
4273 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
4276 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
4278 * config/mips/loongson2ef.md: New file.
4279 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
4280 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
4281 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
4282 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
4283 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
4285 (loongson2ef.md): New include.
4286 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
4287 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
4288 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
4289 (loongson_gt_<mode>, loongson_extract_halfword)
4290 (loongson_insert_halfword_0, loongson_insert_halfword_2)
4291 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
4292 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
4293 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
4294 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
4295 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
4296 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
4297 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
4298 (vec_interleave_low<mode>): Define type attribute.
4299 * config/mips/mips.c (mips_ls2): New static variable.
4300 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
4301 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
4302 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
4303 Implement target scheduling hooks.
4304 (mips_multipass_dfa_lookahead): Update to handle tuning for
4306 (mips_sched_init): Initialize data for Loongson scheduling.
4307 (mips_ls2_variable_issue): New static function.
4308 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
4310 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
4311 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
4312 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
4313 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
4314 Handle ST Loongson 2E/2F cores.
4315 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
4317 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4319 * omp-low.c (extract_omp_for_data): Fix comment typo.
4322 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4324 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
4325 FIXME note about gcc/config.guess.
4326 * doc/options.texi (Option file format): Remove non-ASCII bytes.
4327 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
4328 * doc/cppopts.texi: Likewise.
4329 * doc/extend.texi: Likewise.
4330 * doc/gcc.texi: Likewise.
4331 * doc/gccint.texi: Likewise.
4332 * doc/gcov.texi: Likewise.
4333 * doc/gty.texi: Likewise.
4334 * doc/hostconfig.texi: Likewise.
4335 * doc/install.texi: Likewise.
4336 * doc/invoke.texi: Likewise.
4337 * doc/loop.texi: Likewise.
4338 * doc/makefile.texi: Likewise.
4339 * doc/md.texi: Likewise.
4340 * doc/passes.texi: Likewise.
4341 * doc/tm.texi: Likewise.
4342 * doc/tree-ssa.texi: Likewise.
4343 * doc/trouble.texi: Likewise.
4345 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
4346 Nathan Sidwell <nathan@codesourcery.com>
4347 Maxim Kuvyrkov <maxim@codesourcery.com>
4348 Richard Sandiford <rdsandiford@googlemail.com>
4350 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
4351 * config/mips/mips-protos.h (mips_expand_vector_init): New.
4352 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
4354 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
4355 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
4356 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
4358 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
4359 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
4360 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
4361 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
4362 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
4363 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
4364 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
4365 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
4366 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
4367 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
4368 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
4369 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
4370 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
4371 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
4372 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
4373 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
4374 (mips_builtins): Add Loongson builtins.
4375 (mips_loongson_2ef_bdesc): New.
4376 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
4377 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
4378 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
4379 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
4381 (mips_expand_vector_init): New.
4382 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
4383 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
4385 * config/mips/mips.md: Add unspec numbers for Loongson
4386 builtins. Include loongson.md.
4387 (MOVE64): Include Loongson vector modes.
4388 (SPLITF): Include Loongson vector modes.
4389 (HALFMODE): Handle Loongson vector modes.
4390 * config/mips/loongson.md: New.
4391 * config/mips/loongson.h: New.
4392 * config.gcc: Add loongson.h header for mips*-*-* targets.
4393 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
4395 2008-06-14 Joseph Myers <joseph@codesourcery.com>
4397 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
4398 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
4399 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
4400 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
4401 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
4402 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
4403 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
4404 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
4405 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
4406 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
4407 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
4408 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
4409 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
4410 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
4411 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
4412 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
4413 Remove use_fixproto=yes.
4414 (ia64*-*-hpux*): Remove comment about using fixproto.
4415 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
4417 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4419 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
4421 * configure: Regenerate.
4423 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
4426 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
4427 before evaluating it.
4429 2008-06-13 Jakub Jelinek <jakub@redhat.com>
4432 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
4433 nested inline functions.
4434 (start_decl, start_function): Don't invert DECL_EXTERNAL
4435 for nested inline functions.
4437 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
4439 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
4440 splits that must be made for correctness.
4442 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
4444 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
4445 (AVAIL_NON_MIPS16): Likewise.
4446 (mips_builtin_description): Replace target_flags with a predicate.
4447 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
4448 (dspr2_32): New availability predicates.
4449 (MIPS_BUILTIN): New macro.
4450 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
4451 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
4452 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
4453 Replace the TARGET_FLAGS parameters with AVAIL parameters.
4454 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
4455 (mips_dsp_32only_bdesc): Merge into...
4456 (mips_builtins): ...this new array.
4457 (mips_bdesc_map, mips_bdesc_arrays): Delete.
4458 (mips_init_builtins): Update after above changes.
4459 (mips_expand_builtin_1): Merge into...
4460 (mips_expand_builtin): ...here and update after above changes.
4462 2008-06-12 Paul Brook <paul@codesourcery.com>
4464 * longlong.h (__arm__): Define count_leading_zeros.
4465 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
4466 (clzsi2, clzdi2): New functions.
4467 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
4468 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
4469 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
4470 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
4471 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
4472 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
4473 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
4474 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
4475 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
4476 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
4478 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
4480 * config/m68k/m68k.c (m68k_tune_flags): New.
4481 (override_options): Compute m68k_tune_flags.
4482 (MULL_COST, MULW_COST): Update for various variants of CFV2.
4483 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
4485 2008-06-12 Jakub Jelinek <jakub@redhat.com>
4488 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
4490 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
4492 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
4493 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
4495 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
4497 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
4498 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
4500 2008-06-12 Jakub Jelinek <jakub@redhat.com>
4503 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
4506 2008-06-12 Richard Guenther <rguenther@suse.de>
4508 PR tree-optimization/36345
4509 * tree-flow.h (struct ptr_info_def): Align escape_mask,
4510 add memory_tag_needed flag.
4511 (may_alias_p): Declare.
4512 * tree-ssa-alias.c (may_alias_p): Export.
4513 (set_initial_properties): Use memory_tag_needed flag.
4514 (update_reference_counts): Likewise.
4515 (reset_alias_info): Reset memory_tag_needed flag.
4516 (create_name_tags): Check memory_tag_needed flag.
4517 (dump_points_to_info_for): Dump it.
4518 * tree-ssa-structalias.c (struct variable_info): Remove
4519 directly_dereferenced flag.
4520 (new_var_info): Do not initialize it.
4521 (process_constraint_1): Do not set it.
4522 (update_alias_info): Set is_dereferenced flag.
4523 (set_uids_in_ptset): Use may_alias_p.
4524 (set_used_smts): Check memory_tag_needed flag.
4525 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
4526 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
4527 memory_tag_needed flag.
4528 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
4531 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
4533 * config/i386/i386.c (ix86_compute_frame_layout): Disable
4534 red zone for w64 abi.
4535 (ix86_expand_prologue): Likewise.
4536 (ix86_force_to_memory): Likewise.
4537 (ix86_free_from_memory): Likewise.
4539 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
4542 * config/rs6000/rs6000.c (rs6000_override_options): Set
4543 rs6000_isel conditionally to the absence of comand line override.
4544 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4545 Remove duplicate rs6000_isel setting.
4546 * config/rs6000/eabispe.h: Ditto.
4548 2008-06-11 Richard Guenther <rguenther@suse.de>
4550 * alias.c (get_alias_set): Use the element alias-set for arrays.
4551 (record_component_aliases): For arrays and vectors do nothing.
4552 * c-common.c (strict_aliasing_warning): Handle the cases
4553 of alias set zero explicitly.
4554 * Makefile.in (dfp.o-warn): Add -Wno-error.
4556 2008-06-11 Joseph Myers <joseph@codesourcery.com>
4558 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
4560 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
4561 tune_32 tune_64 to supported_defaults. Allow values not
4562 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
4563 x86_64. Do not override cpu_32 or cpu_64 values from target name.
4564 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
4565 with_cpu_64 to generic for 64-bit-supporting configurations, not
4566 with_cpu. Remove FIXMEs.
4567 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
4568 --with-arch-64, --with-tune-32, --with-tune-64): Document.
4569 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
4570 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
4571 arch_32 and arch_64.
4573 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
4574 Olivier Hainque <hainque@adacore.com>
4576 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
4577 Use DECL_SIZE_UNIT to retrieve the size of the field.
4579 2008-06-11 Joseph Myers <joseph@codesourcery.com>
4581 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
4582 with function calls after declarations. Lay out
4583 neon_float_type_node before further use.
4585 2008-06-11 Richard Guenther <rguenther@suse.de>
4587 * tree-flow.h (may_point_to_global_var): Declare.
4588 * tree-ssa-alias.c (may_point_to_global_var): New function.
4589 * tree-ssa-sink.c (is_hidden_global_store): Use it.
4591 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
4593 * configure.ac: Teach that fido supports .debug_line.
4594 * configure: Regenerate.
4596 2008-06-10 Tom Tromey <tromey@redhat.com>
4598 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
4601 2008-06-10 Joseph Myers <joseph@codesourcery.com>
4603 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
4604 (encode_decimal64, decode_decimal64, encode_decimal128,
4605 decode_decimal128): Reverse order of 32-bit parts of value if host
4606 and target endianness differ.
4608 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
4610 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
4611 Avoid division by 0.
4612 (tree_mod_pow2_value_transform): Likewise.
4613 (tree_ic_transform): Likewise.
4614 (tree_stringops_transform): Likewise.
4615 (tree_mod_subtract_transform): Likewise.
4616 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
4617 (copy_edges_for_bb): Likewise.
4618 (initialize_cfun): Likewise.
4620 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
4622 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
4623 nonmemory_operand. Add "N" operand constraint.
4625 (*jcc_btdi_mask_rex64): New instruction and split pattern.
4626 (*jcc_btsi_mask): Ditto.
4627 (*jcc_btsi_mask_1): Ditto.
4629 2008-06-10 Joseph Myers <joseph@codesourcery.com>
4631 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
4632 TYPE_CANONICAL for copied element type.
4634 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
4637 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
4638 Add m_CORE2 and m_GENERIC.
4639 * config/i386/predicates.md (bt_comparison_operator): New predicate.
4640 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
4642 (*jcc_btdi_rex64): New instruction and split pattern.
4644 (*jcc_btsi_1): Ditto.
4645 (*btsq): Fix Intel asm dialect operand order.
4649 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
4652 * simplify-rtx.c (simplify_subreg): Add check for shift count
4655 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
4657 * doc/md.texi: Synchronize with later constraints.md change.
4658 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
4659 with a C implementation.
4660 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
4662 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
4663 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
4664 when moving to and from MD_REGNUM.
4665 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
4666 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
4667 Handle byte and halfword moves.
4668 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
4670 * config/mips/constraints.md (h): Turn into NO_REGS.
4671 (l, x): Update documentation.
4672 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
4673 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
4674 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
4675 (HILO): New mode iterator.
4677 (any_div): New code iterator.
4678 (u): Extend code attribute to div and udiv.
4679 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
4680 d_operand in the splitters. Remove redundant CONST_INT checks.
4681 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
4682 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
4683 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
4684 accordingly, using normal moves instead of unspecs to move LO into
4685 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
4686 (<u>mulsidi3): Handle expansion in C code.
4687 (<u>mulsidi3_32bit_internal): Rename to...
4688 (<u>mulsidi3_32bit): ...this.
4689 (<u>mulsidi3_32bit_r4000): Fix insn separator.
4690 (*<u>mulsidi3_64bit): Rename to...
4691 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
4692 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
4693 to set LO and HI to the multiplication result. Use a normal move
4694 for MFLO and an unspec for MFHI.
4695 (*<u>mulsidi3_64bit_parts): Replace with...
4696 (<u>mulsidi3_64bit_hilo): ...this new instruction.
4697 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
4698 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
4699 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
4700 instead of HI. Split the instruction into a separate multiplication
4701 and MFHI if !TARGET_FIX_R4000.
4702 (<su>muldi3_highpart): Likewise.
4703 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
4704 and the "=h" clobber.
4705 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
4706 (<u>mulditi3): New expander.
4707 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
4708 (madsi): Remove "=h" clobber.
4709 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
4710 Force the modulus result to be a GPR and split the instruction into
4711 a division followed by an MFHI after reload.
4712 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
4713 (*lea_high64): Use d_operand in the define_peephole2. Likewise
4714 the MIPS16 HIGH define_split.
4715 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
4716 of acc<->gpr moves to "multi".
4717 (*movdi_64bit): Replace the single "x" alternative with
4718 alternatives for moving into and out of "a".
4719 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
4720 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
4721 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
4722 Use d_operand in the splitters. Remove redundant CONST_INT checks.
4723 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
4724 (movti): New expander.
4725 (*movti, *movti_mips16): New insns.
4726 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
4727 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
4728 (mthi<GPR:mode>_<HILO:mode>): Likewise.
4729 * config/mips/predicates.md (fpr_operand): Delete.
4730 (d_operand): New predicate.
4732 2008-06-09 Michael Meissner <michael.meissner@amd.com>
4734 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
4735 failure on some Bourne shells.
4736 (x86_64-*-*): Ditto.
4738 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
4740 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
4742 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4744 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
4745 (sparc-sun-solaris2*): Likewise.
4747 2008-06-09 Arnaud Charlet <charlet@adacore.com
4749 * doc/install.texi: Update requirements to build the Ada compiler.
4751 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
4753 * df-scan.c (struct df_scan_problem_data): Remove the
4754 mw_link_pool alloc pool.
4755 (df_scan_free_internal): Don't free it.
4756 (df_scan_alloc): Don't allocate it.
4757 * df.h (struct df_link): Update comment.
4759 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
4761 * except.h: Correct checks for when SJLJ exceptions must be used.
4763 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4765 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
4768 2008-06-08 Joseph Myers <joseph@codesourcery.com>
4770 PR tree-optimization/36218
4771 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
4772 configure for the build system.
4773 (BUILD_LDFLAGS): Define.
4774 * configure: Regenerate.
4775 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
4777 2008-07-08 Anatoly Sokolov <aesok@post.ru>
4780 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
4781 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
4782 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
4784 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
4786 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
4788 2008-06-07 Joseph Myers <joseph@codesourcery.com>
4790 * config.gcc (Obsolete configurations): Remove list of
4792 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
4793 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
4794 targets matched by those patterns.
4795 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
4796 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
4797 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
4798 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
4799 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
4800 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
4801 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
4802 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
4803 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
4804 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
4805 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
4806 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
4807 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
4808 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
4809 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
4810 Make code for Solaris 7 and greater unconditional for Solaris.
4811 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
4812 Remove --with-* handling.
4813 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
4814 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
4815 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
4816 LINK_OS_WINDISS_SPEC): Remove.
4817 * config/rs6000/sysv4.opt (mwindiss): Remove.
4818 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
4819 * configure: Regenerate.
4820 * doc/cpp.texi: Don't mention BeOS.
4821 * doc/extend.texi (interrupt): Don't mention MS1.
4822 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
4823 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
4824 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
4825 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
4826 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
4828 * doc/invoke.texi (MT Options): Remove.
4829 (-mwindiss): Remove.
4830 (CRIS Options): Remove cris-axis-aout references.
4831 (HPPA Options): Don't mention hppa1.1-*-pro.
4832 * doc/md.texi: (MorphoTech family): Remove.
4833 * libgcc2.c: Don't handle UWIN.
4834 * config/alpha/t-unicosmk: Remove.
4835 * config/alpha/unicosmk.h: Remove.
4836 * config/arm/kaos-arm.h: Remove.
4837 * config/arm/kaos-strongarm.h: Remove.
4838 * config/arm/strongarm-coff.h: Remove.
4839 * config/arm/strongarm-elf.h: Remove.
4840 * config/arm/strongarm-pe.h: Remove.
4841 * config/arm/t-strongarm-pe: Remove.
4842 * config/arm/t-xscale-coff: Remove.
4843 * config/arm/t-xscale-elf: Remove.
4844 * config/arm/xscale-coff.h: Remove.
4845 * config/arm/xscale-elf.h: Remove.
4846 * config/chorus.h: Remove.
4847 * config/cris/aout.h: Remove.
4848 * config/cris/aout.opt: Remove.
4849 * config/cris/t-aout: Remove.
4850 * config/i386/beos-elf.h: Remove.
4851 * config/i386/kaos-i386.h: Remove.
4852 * config/i386/ptx4-i.h: Remove.
4853 * config/i386/sco5.h: Remove.
4854 * config/i386/sco5.opt: Remove.
4855 * config/i386/sysv4-cpp.h: Remove.
4856 * config/i386/sysv5.h: Remove.
4857 * config/i386/t-beos: Remove.
4858 * config/i386/t-sco5: Remove.
4859 * config/i386/t-uwin: Remove.
4860 * config/i386/uwin.asm: Remove.
4861 * config/i386/uwin.h: Remove.
4862 * config/kaos.h: Remove.
4863 * config/mips/windiss.h: Remove.
4864 * config/mt: Remove directory.
4865 * config/pa/pa-osf.h: Remove.
4866 * config/pa/pa-pro-end.h: Remove.
4867 * config/pa/t-pro: Remove.
4868 * config/ptx4.h: Remove.
4869 * config/rs6000/beos.h: Remove.
4870 * config/rs6000/kaos-ppc.h: Remove.
4871 * config/rs6000/t-beos: Remove.
4872 * config/rs6000/windiss.h: Remove.
4873 * config/sh/kaos-sh.h: Remove.
4874 * config/sol2-6.h: Remove.
4875 * config/sparc/sol26-sld.h: Remove.
4876 * config/sparc/sysv4-only.h: Remove.
4877 * config/vax/bsd.h: Remove.
4878 * config/vax/t-memfuncs: Remove.
4879 * config/vax/ultrix.h: Remove.
4880 * config/vax/vaxv.h: Remove.
4881 * config/windiss.h: Remove.
4883 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
4885 PR rtl-optimization/36438
4886 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
4887 for vector shifts with constant scalar shift operands.
4889 2008-06-06 Sandip Matte <sandip@rmicorp.com>
4891 * doc/invoke.texi: Document -march=xlr.
4892 * config/mips/xlr.md: New file.
4893 * config/mips/mips.md: Include it.
4895 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
4896 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
4897 (mips_rtx_cost_data): Likewise.
4899 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
4901 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
4902 PRE_INC and PRE_DEC cases.
4904 2008-06-06 Jakub Jelinek <jakub@redhat.com>
4906 PR rtl-optimization/36419
4907 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
4908 the emitting jump insn.
4911 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
4912 is not bool, boolify the whole *expr_p and convert to the desired type.
4914 2008-06-06 Jakub Jelinek <jakub@redhat.com>
4916 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
4917 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
4918 Add omp_private_outer_ref hook, add another argument to
4919 omp_clause_default_ctor hook.
4920 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
4921 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
4922 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
4923 hook_tree_tree_tree_tree_null.
4924 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
4925 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
4926 * hooks.c (hook_tree_tree_tree_tree_null): New function.
4927 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
4928 * tree.def (OMP_TASK): New tree code.
4929 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
4930 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
4931 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
4932 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
4933 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
4934 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
4935 OMP_CLAUSE_COLLAPSE_EXPR): Define.
4936 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
4937 (OMP_DIRECTIVE_P): Add OMP_TASK.
4938 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
4939 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
4940 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
4941 and OMP_CLAUSE_UNTIED entries.
4942 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
4944 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
4945 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
4946 * tree-pretty-print.c (dump_omp_clause): Handle
4947 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
4948 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
4949 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
4950 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
4951 warning about unsigned iterators. Change decl/init/cond/incr
4952 arguments to TREE_VECs, check arguments for all collapsed loops.
4953 (c_finish_omp_taskwait): New function.
4954 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
4956 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
4957 default_function_array_conversion on init. Add par_clauses argument.
4958 If decl is present in parallel's lastprivate clause, change it to
4959 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
4960 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
4961 collapse count in clauses.
4962 (c_parser_omp_for, c_parser_omp_parallel): Adjust
4963 c_parser_omp_for_loop callers.
4964 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
4965 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
4966 (c_parser_omp_clause_name): Handle collapse and untied clauses.
4967 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
4969 (c_parser_omp_clause_schedule): Handle schedule(auto).
4970 Include correct location in the error message.
4971 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
4972 and PRAGMA_OMP_CLAUSE_UNTIED.
4973 (OMP_TASK_CLAUSE_MASK): Define.
4974 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
4975 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
4976 * tree-nested.c (convert_nonlocal_omp_clauses,
4977 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
4978 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
4979 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
4980 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
4982 (conver_nonlocal_reference, convert_local_reference,
4983 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
4984 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
4985 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
4986 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
4987 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
4988 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
4989 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
4990 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
4991 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
4993 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
4994 * c-common.h (c_finish_omp_taskwait): New prototype.
4995 * gimple-low.c (lower_stmt): Handle OMP_TASK.
4996 * tree-parloops.c (create_parallel_loop): Create 1 entry
4997 vectors for OMP_FOR_{INIT,COND,INCR}.
4998 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
4999 (make_edges): Handle OMP_TASK.
5000 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
5001 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
5002 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
5003 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
5004 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
5005 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
5006 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
5007 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
5008 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
5009 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
5010 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
5011 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
5012 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
5013 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
5014 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
5015 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
5016 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
5017 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
5018 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
5019 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
5020 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
5021 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
5022 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
5023 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
5024 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
5025 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
5026 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
5027 original iterator is present in lastprivate clause or if
5028 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
5029 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
5030 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
5031 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
5032 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
5033 if it is set, lookup var in outer contexts too. Handle
5034 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
5035 to be implicitly determined firstprivate for task regions.
5036 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
5037 if it is set, lookup var in outer contexts too. Set
5038 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
5039 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
5040 OMP_CLAUSE_UNTIED. Take region_type as last argument
5041 instead of in_parallel and in_combined_parallel.
5042 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
5044 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
5045 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
5046 (new_omp_context): Set default_kind to
5047 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
5048 (omp_region_type): New enum.
5049 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
5050 fields, add region_type.
5051 (new_omp_context): Take region_type as argument instead of is_parallel
5052 and is_combined_parallel.
5053 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
5054 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
5055 ctx->is_combined_parallel checks.
5056 (gimplify_omp_task): New function.
5057 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
5059 * omp-low.c (extract_omp_for_data): Use schedule(static)
5060 for schedule(auto). Handle pointer and unsigned iterators.
5061 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
5062 Add loops argument. Extract data for collapsed OMP_FOR loops.
5063 (expand_parallel_call): Assert sched_kind isn't auto,
5064 map runtime schedule to index 3.
5065 (struct omp_for_data_loop): New type.
5066 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
5067 Add loop, loops, collapse and iter_type fields.
5068 (workshare_safe_to_combine_p): Disallow combined for if
5069 iter_type is unsigned long long. Don't combine collapse > 1 loops
5070 unless all bounds and steps are constant. Adjust extract_omp_for_data
5072 (expand_omp_for_generic): Handle pointer, unsigned and long long
5073 iterators. Handle collapsed OMP_FOR loops. Adjust
5074 for struct omp_for_data changes. If libgomp function doesn't return
5075 boolean_type_node, add comparison of the return value with 0.
5076 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
5077 pointer, unsigned and long long iterators. Adjust for struct
5078 omp_for_data changes.
5079 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
5080 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
5081 unsigned long long. Allocate loops array, pass it to
5082 extract_omp_for_data. For collapse > 1 loops use always
5083 expand_omp_for_generic.
5084 (omp_context): Add sfield_map and srecord_type fields.
5085 (is_task_ctx, lookup_sfield): New functions.
5086 (use_pointer_for_field): Use is_task_ctx helper. Change first
5087 argument's type from const_tree to tree. Clarify comment.
5088 In OMP_TASK disallow copy-in/out sharing.
5089 (build_sender_ref): Call lookup_sfield instead of lookup_field.
5090 (install_var_field): Add mask argument. Populate both record_type
5091 and srecord_type if needed.
5092 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
5094 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
5095 and DECL_FIELD_OFFSET.
5096 (scan_sharing_clauses): Adjust install_var_field callers. For
5097 firstprivate clauses on explicit tasks allocate the var by value in
5098 record_type unconditionally, rather than by reference.
5099 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
5100 Use is_taskreg_ctx instead of is_parallel_ctx.
5101 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
5102 (create_omp_child_function_name): Add task_copy argument, use
5103 *_omp_cpyfn* names if it is true.
5104 (create_omp_child_function): Add task_copy argument, if true create
5105 *_omp_cpyfn* helper function.
5106 (scan_omp_parallel): Adjust create_omp_child_function callers.
5107 Rename parallel_nesting_level to taskreg_nesting_level.
5108 (scan_omp_task): New function.
5109 (lower_rec_input_clauses): Don't run constructors for firstprivate
5110 explicit task vars which are initialized by *_omp_cpyfn*.
5111 Pass outer var ref to omp_clause_default_ctor hook if
5112 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
5113 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
5114 OMP_CLAUSE_REDUCTION_INIT.
5115 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
5116 avoid duplicate setting of fields. Handle
5117 OMP_CLAUSE_PRIVATE_OUTER_REF.
5118 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
5119 copy-out if TREE_READONLY, only copy-in.
5120 (expand_task_copyfn): New function.
5121 (expand_task_call): New function.
5122 (struct omp_taskcopy_context): New type.
5123 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
5125 (lower_omp_parallel): Rename to...
5126 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
5127 Call create_task_copyfn if srecord_type is needed. Adjust
5129 (task_shared_vars): New variable.
5130 (check_omp_nesting_restrictions): Warn if work-sharing,
5131 barrier, master or ordered region is closely nested inside OMP_TASK.
5132 Add warnings for barrier if closely nested inside of work-sharing,
5133 ordered, or master region.
5134 (scan_omp_1): Call check_omp_nesting_restrictions even for
5135 GOMP_barrier calls. Rename parallel_nesting_level to
5136 taskreg_nesting_level. Handle OMP_TASK.
5137 (lower_lastprivate_clauses): Even if some lastprivate is found on a
5138 work-sharing construct, continue looking for them on parent parallel
5140 (lower_omp_for_lastprivate): Add lastprivate clauses
5141 to the beginning of dlist rather than end. Adjust for struct
5142 omp_for_data changes.
5143 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
5144 not after it. Handle collapsed OMP_FOR loops, adjust for
5145 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
5146 (get_ws_args_for): Adjust extract_omp_for_data caller.
5147 (scan_omp_for): Handle collapsed OMP_FOR
5148 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
5149 (lower_omp_single_simple): If libgomp function doesn't return
5150 boolean_type_node, add comparison of the return value with 0.
5151 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
5152 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
5153 (parallel_nesting_level): Rename to...
5154 (taskreg_nesting_level): ... this.
5155 (is_taskreg_ctx): New function.
5156 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
5158 (execute_lower_omp): Rename parallel_nesting_level to
5159 taskreg_nesting_level.
5160 (expand_omp_parallel): Rename to...
5161 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
5162 Call omp_task_call for OMP_TASK regions.
5163 (expand_omp): Adjust caller, handle OMP_TASK.
5164 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
5166 * bitmap.c (bitmap_default_obstack_depth): New variable.
5167 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
5168 if argument is NULL and bitmap_default_obstack is already initialized.
5169 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
5171 * matrix-reorg.c (matrix_reorg): Likewise.
5173 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
5175 * config/i386/i386.md (*indirect_jump): Macroize using P
5176 mode iterator. Remove !TARGET_64BIT from insn constraints.
5177 (*tablejump_1): Ditto.
5178 (*indirect_jump_rex64): Remove insn pattern.
5179 (*tablejump_1_rex64): Ditto.
5180 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
5181 and eh_return_si insn patterns.
5183 2008-06-06 Richard Guenther <rguenther@suse.de>
5185 * tree-ssa-structalias.c (merge_smts_into): Remove.
5186 (find_what_p_points_to): Do not bother to compute the
5187 points-to set for pt_anything pointers.
5188 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
5189 for pt_anything pointers is ok.
5191 2008-06-06 Jan Hubicka <jh@suse.cz>
5193 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
5195 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5197 * cgraph.c: Fix typos in comments.
5198 (cgraph_availability_names): Fix string typo.
5199 * fold-const.c: Fix typos in comments.
5200 (fold_binary): Fix typo in warning.
5201 * genautomata.c: Fix typos in comments.
5202 (check_presence_pattern_sets): Fix typo in local variable.
5203 (output_description): Fix typo in output.
5204 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
5205 * hwint.h: Likewise.
5206 * matrix-reorg.c (check_allocation_function): Likewise.
5207 * omega.c (smooth_weird_equations): Likewise.
5208 * auto-inc-dec.c: Fix typos in comments.
5209 * bb-reorder.c: Likewise.
5210 * builtins.c: Likewise.
5211 * c-common.c: Likewise.
5212 * c-cppbuiltin.c: Likewise.
5213 * c-parser.c: Likewise.
5214 * c-pretty-print.c: Likewise.
5215 * cfgcleanup.c: Likewise.
5216 * cfgexpand.c: Likewise.
5217 * cfghooks.c: Likewise.
5218 * cfglayout.c: Likewise.
5219 * cfgloopmanip.c: Likewise.
5220 * cgraphunit.c: Likewise.
5221 * coverage.c: Likewise.
5222 * dbxout.c: Likewise.
5223 * df-byte-scan.c: Likewise.
5224 * df-core.c: Likewise.
5225 * df-problems.c: Likewise.
5226 * df-scan.c: Likewise.
5228 * dominance.c: Likewise.
5229 * domwalk.c: Likewise.
5231 * dwarf2out.c: Likewise.
5232 * emit-rtl.c: Likewise.
5233 * et-forest.c: Likewise.
5234 * function.c: Likewise.
5235 * function.h: Likewise.
5237 * gcov-io.c: Likewise.
5240 * genattrtab.c: Likewise.
5241 * ggc-page.c: Likewise.
5242 * gimplify.c: Likewise.
5243 * gthr-lynx.h: Likewise.
5244 * haifa-sched.c: Likewise.
5245 * ipa-cp.c: Likewise.
5246 * ipa-inline.c: Likewise.
5247 * ipa-prop.h: Likewise.
5248 * ipa-pure-const.c: Likewise.
5249 * ipa-struct-reorg.c: Likewise.
5250 * ipa-struct-reorg.h: Likewise.
5251 * ipa-type-escape.c: Likewise.
5253 * loop-doloop.c: Likewise.
5254 * mips-tfile.c: Likewise.
5255 * mkmap-flat.awk: Likewise.
5256 * mkmap-symver.awk: Likewise.
5257 * modulo-sched.c: Likewise.
5258 * omp-low.c: Likewise.
5259 * optabs.c: Likewise.
5260 * optabs.h: Likewise.
5262 * passes.c: Likewise.
5263 * postreload-gcse.c: Likewise.
5264 * postreload.c: Likewise.
5265 * predict.c: Likewise.
5266 * pretty-print.h: Likewise.
5267 * profile.c: Likewise.
5268 * protoize.c: Likewise.
5269 * ra-conflict.c: Likewise.
5271 * recog.c: Likewise.
5272 * regclass.c: Likewise.
5274 * reload.c: Likewise.
5275 * rtl-error.c: Likewise.
5276 * rtlanal.c: Likewise.
5278 * sched-rgn.c: Likewise.
5281 * target.h: Likewise.
5282 * tree-dfa.c: Likewise.
5283 * tree-eh.c: Likewise.
5284 * tree-flow-inline.h: Likewise.
5285 * tree-inline.c: Likewise.
5286 * tree-into-ssa.c: Likewise.
5287 * tree-loop-distribution.c: Likewise.
5288 * tree-nested.c: Likewise.
5289 * tree-parloops.c: Likewise.
5290 * tree-pass.h: Likewise.
5291 * tree-pretty-print.c: Likewise.
5292 * tree-profile.c: Likewise.
5293 * tree-scalar-evolution.c: Likewise.
5294 * tree-sra.c: Likewise.
5295 * tree-ssa-alias-warnings.c: Likewise.
5296 * tree-ssa-ccp.c: Likewise.
5297 * tree-ssa-coalesce.c: Likewise.
5298 * tree-ssa-dom.c: Likewise.
5299 * tree-ssa-dse.c: Likewise.
5300 * tree-ssa-forwprop.c: Likewise.
5301 * tree-ssa-live.c: Likewise.
5302 * tree-ssa-live.h: Likewise.
5303 * tree-ssa-loop-im.c: Likewise.
5304 * tree-ssa-loop-ivopts.c: Likewise.
5305 * tree-ssa-loop-niter.c: Likewise.
5306 * tree-ssa-loop-prefetch.c: Likewise.
5307 * tree-ssa-phiopt.c: Likewise.
5308 * tree-ssa-phiprop.c: Likewise.
5309 * tree-ssa-sccvn.c: Likewise.
5310 * tree-ssa-ter.c: Likewise.
5311 * tree-ssa-threadupdate.c: Likewise.
5312 * tree-ssa.c: Likewise.
5313 * tree-vect-analyze.c: Likewise.
5314 * tree-vect-transform.c: Likewise.
5315 * tree-vectorizer.c: Likewise.
5316 * tree-vn.c: Likewise.
5317 * tree-vrp.c: Likewise.
5319 * tree.def: Likewise.
5321 * unwind-dw2-fde.c: Likewise.
5322 * unwind.inc: Likewise.
5323 * value-prof.c: Likewise.
5324 * vmsdbgout.c: Likewise.
5326 2008-06-05 David Edelsohn <edelsohn@gnu.org>
5328 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
5329 always place FP constants in the TOC for TARGET_POWERPC64.
5330 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
5332 2008-06-05 Joseph Myers <joseph@codesourcery.com>
5334 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
5335 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
5336 enable for TARGET_E500_DOUBLE.
5337 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
5338 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
5339 floating-point modes like integer modes for E500 double.
5340 (rs6000_legitimate_offset_address_p): Likewise.
5341 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
5342 addressing for DDmode for E500 double.
5343 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
5344 modes as using 64-bits of registers for E500 double.
5345 (spe_build_register_parallel): Do not handle DDmode or TDmode.
5346 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
5347 specially for E500 double.
5348 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
5349 TDmode for E500 double.
5350 (rs6000_gimplify_va_arg): Only handle SDmode in registers
5351 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
5352 (rs6000_split_multireg_move): Do not handle TDmode specially for
5354 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
5355 using 64-bit registers for E500 double.
5356 (emit_frame_save): Do not handle DDmode specially for E500 double.
5357 (gen_frame_mem_offset): Likewise.
5358 (rs6000_function_value): Do not call spe_build_register_parallel
5359 for DDmode or TDmode.
5360 (rs6000_libcall_value): Likewise.
5361 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
5362 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
5365 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
5367 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
5370 2008-06-04 Junjie Gu <jgu@tensilica.com>
5372 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
5373 comparison for frame pointers.
5375 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
5378 * config/avr/avr.h (PUSH_ROUNDING): Remove.
5380 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
5383 * builtins.c (expand_builtin_signbit): Don't take lowpart when
5384 register is already smaller or equal to required mode.
5386 2008-06-04 Xinliang David Li <davidxl@google.com>
5388 * tree-call-cdce.c: New file.
5389 (cond_dead_built_in_calls): New static variable.
5390 (input_domain): New struct.
5391 (check_pow): New function.
5392 (check_builtin_call): Ditto.
5393 (check_target_format): Ditto.
5394 (is_call_dce_candidate): Ditto.
5395 (gen_one_condition): Ditto.
5396 (gen_conditions_for_domain): Ditto.
5397 (get_domain): Ditto.
5398 (gen_conditions_for_pow_cst_base): Ditto.
5399 (gen_conditions_for_pow_int_base): Ditto.
5400 (gen_conditions_for_pow): Ditto.
5401 (get_no_error_domain): Ditto.
5402 (gen_shrink_wrap_conditions): Ditto.
5403 (shrink_wrap_one_built_in_call): Ditto.
5404 (shink_wrap_conditional_dead_built_in_calls): Ditto.
5405 (tree_call_cdce): Ditto.
5406 (gate_call_cdce): Ditto.
5407 (pass_call_cdce): New gimple pass.
5408 * passes.c: (init_optimization_passes): New pass.
5409 * tree-pass.h: New pass declaration.
5410 * opts.c (decode_options): New flag setting.
5411 * common.opt: Add -ftree-builtin-call-dce flag.
5412 * Makefile.in: Add new source file.
5413 * tempvar.def: New tv_id.
5414 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
5416 2008-06-04 Richard Guenther <rguenther@suse.de>
5418 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
5419 (is_call_clobbered): Always check var_ann->call_clobbered.
5420 (mark_call_clobbered): Always set var_ann->call_clobbered.
5421 (clear_call_clobbered): Always clear var_ann->call_clobbered.
5422 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
5423 (reset_alias_info): Clear call clobbering info on MTAGs and
5425 (set_pt_anything): Set pt_global_mem.
5426 (create_tag_raw): Adjust comment.
5427 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
5429 2008-06-04 Joseph Myers <joseph@codesourcery.com>
5430 Maxim Kuvyrkov <maxim@codesourcery.com>
5432 * config/m68k/m68k.opt (mxgot): New option.
5433 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
5434 (m68k_output_addr_const_extra): New.
5435 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
5436 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
5437 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
5438 * doc/invoke.texi (M680x0 Options): Document -mxgot.
5440 2008-06-04 Richard Guenther <rguenther@suse.de>
5442 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
5443 negative or non-representable offsets.
5445 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
5447 * config/i386/i386.c (ix86_gen_leave): New.
5448 (ix86_gen_pop1): Likewise.
5449 (ix86_gen_add3): Likewise.
5450 (ix86_gen_sub3): Likewise.
5451 (ix86_gen_sub3_carry): Likewise.
5452 (ix86_gen_one_cmpl2): Likewise.
5453 (ix86_gen_monitor): Likewise.
5454 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
5455 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
5456 ix86_gen_one_cmpl2 and ix86_gen_monitor.
5457 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
5458 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
5459 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
5460 (ix86_expand_epilogue): Updated.
5461 (print_operand): Handle integer register operand for 'z'.
5462 (ix86_expand_strlensi_unroll_1): Likewise.
5463 (ix86_expand_strlen): Likewise.
5464 (ix86_expand_builtin): Likewise.
5465 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
5466 mov{q}/mov{l} and add{q}/add{l}.
5468 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
5470 * config/i386/i386.md (P): New mode iterator.
5471 (SFmode push_operand splitter): Macroize DImode and SImode pushes
5472 using P mode iterator.
5473 (DFmode push_operand splitter): Ditto.
5474 (XFmode push_operand splitter): Ditto.
5475 (DFmode float_extend SFmode push_operand splitter): Ditto.
5476 (XFmode float_extend SFmode push_operand splitter): Do not generate
5477 SImode pushes for 64bit target. Macroize Dimode and SImode
5478 pushes using P mode iterator.
5479 (XFmode float_extend DFmode push_operand splitter): Ditto.
5481 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
5483 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
5484 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
5485 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
5487 (ix86_call_abi_override): Remove check for call_used_regs.
5489 2008-06-03 Richard Guenther <rguenther@suse.de>
5491 * tree-ssa-structalias.c (find_func_aliases): Add constraints
5492 for the lhs of calls if the return type contains pointers.
5494 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
5496 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
5497 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
5498 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
5499 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
5500 of cfun and DEFAULT_ABI to deceide abi mode.
5502 (REG_PARM_STACK_SPACE): Removed.
5503 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
5504 (STACK_BOUNDARY): Use default target to deceide stack boundary.
5505 * config/i386/i386-protos.h (ix86_cfun_abi): New.
5506 (ix86_function_abi): Likewise.
5507 (ix86_function_type_abi): Likewise.
5508 (ix86_call_abi_override): Likewise.
5509 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
5510 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
5511 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
5512 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
5514 (X86_64_REGPARM_MAX): New.
5515 (X86_64_SSE_REGPARM_MAX): New.
5516 (X64_REGPARM_MAX): New.
5517 (X64_SSE_REGPARM_MAX): New.
5518 (X86_32_REGPARM_MAX): New.
5519 (X86_32_SSE_REGPARM_MAX): New.
5520 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
5521 (ix86_function_regparm): Handle user calling abi.
5522 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
5523 by DEFAULT_ABI versus SYSV_ABI check.
5524 (ix86_reg_parm_stack_space): New.
5525 (ix86_function_type_abi): New.
5526 (ix86_call_abi_override): New.
5527 (ix86_function_abi): New.
5528 (ix86_cfun_abi): New.
5529 (init_cumulative_args): Call abi specific initialization.
5530 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
5531 (function_arg_64): Extend SSE_REGPARM_MAX check.
5532 (function_arg (): Remove TARGET_64BIT_MS_ABI.
5533 (ix86_pass_by_reference): Likewise.
5534 (ix86_function_value_regno_p): Likewise.
5535 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
5536 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
5537 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
5538 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
5539 (setup_incoming_varargs_64): Adjust regparm for call abi.
5540 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
5541 (ix86_va_start): Likewise.
5542 (ix86_gimplify_va_arg): Likewise.
5543 (ix86_expand_prologue): Likewise.
5544 (output_pic_addr_const): Likewise.
5545 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
5546 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
5547 (x86_output_mi_thunk): Likewise.
5548 (x86_function_profiler): Likewise.
5549 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
5550 (SYSV_ABI, MS_ABI): New constants.
5552 (init_regs): Add prototype of function in regclass.c file.
5553 (OVERRIDE_ABI_FORMAT): New.
5554 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
5555 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
5556 (OUTGOING_REG_PARM_STACK_SPACE): New.
5557 (ix86_reg_parm_stack_space): New prototype.
5558 (CUMULATIVE_ARGS): Add call_abi member.
5559 (machine_function): Add call_abi member.
5560 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
5561 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
5563 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
5566 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
5567 (avr_builtin_setjmp_frame_value): New function.
5568 * config/avr/avr.md (nonlocal_goto_receiver): Define.
5569 (nonlocal_goto): Define.
5571 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
5573 * config/mips/mips.c (mips_emit_loadgp): Return early if
5574 there is nothing do to, otherwise emit a blockage if
5575 !TARGET_EXPLICIT_RELOCS || crtl->profile.
5576 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
5578 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5580 * configure.ac: Drop unneeded backslash ending up in config.in.
5581 * acinclude.m4: Likewise.
5582 * config.in: Regenerate.
5584 2008-05-26 Jan Hubicka <jh@suse.cz>
5586 * predict.c (maybe_hot_frequency_p): Break out of...
5587 (maybe_hot_bb_p): ... here.
5588 (maybe_hot_edge_p): New.
5589 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
5590 * basic-block.h (maybe_hot_edge_p): Declare.
5592 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
5594 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
5595 (*cmpfp_<mode>_cc): Ditto.
5596 (*fp_jcc_8<mode>_387): Ditto.
5597 (*fop_<MODEF:mode>_2_i387): Ditto.
5598 (*fop_<MODEF:mode>_3_i387): Ditto.
5599 (*fop_xf_2_i387): Ditto.
5600 (*fop_xf_3_i387): Ditto.
5602 2008-06-02 Tomas Bily <tbily@suse.cz>
5604 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
5606 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
5608 * config/mips/mips.c (mips_valid_offset_p): New function.
5609 (mips_valid_lo_sum_p): Likewise.
5610 (mips_classify_address): Use them.
5611 (mips_force_address): New function.
5612 (mips_legitimize_address): Use it.
5613 * config/mips/mips.md (MOVE128): New mode iterator.
5614 (movtf): Require TARGET_64BIT. Remove empty strings.
5615 (*movtf_internal): Rename to...
5616 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
5617 of "R" and use {,fp}{load,store} attributes instead of "multi".
5618 Use a separate define_split.
5619 (*movtf_mips16): New pattern.
5621 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
5623 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
5624 * config/mips/mips.c (mips_expand_before_return): New function.
5625 (mips_expand_epilogue): Call it.
5626 * config/mips/mips.md (return): Turn into a define_expand.
5627 (*return): New insn.
5629 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
5631 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
5632 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
5633 functions. Do not emit uses and clobbers of CONCATs; individually
5634 use and clobber their operands.
5635 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
5636 gen_clobber, emit_use and gen_use.
5637 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
5638 (expand_builtin_return): Likewise.
5639 * cfgbuild.c (count_basic_blocks): Likewise.
5640 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
5641 * explow.c (emit_stack_restore): Likewise.
5642 * expmed.c (extract_bit_field_1): Likewise.
5643 * expr.c (convert_move, emit_move_complex_parts): Likewise.
5644 (emit_move_multi_word, store_constructor): Likewise.
5645 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
5646 (thread_prologue_and_epilogue_insns): Likewise.
5647 * lower-subreg.c (resolve_simple_move): Likewise.
5648 * optabs.c (widen_operand, expand_binop): Likewise.
5649 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
5650 * reload.c (find_reloads): Likewise.
5651 * reload1.c (eliminate_regs_in_insn): Likewise.
5652 * stmt.c (expand_nl_goto_receiver): Likewise.
5653 * config/alpha/alpha.md (builtin_longjmp): Likewise.
5654 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
5655 * config/arm/arm.c (arm_load_pic_register): Likewise.
5656 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
5657 * config/arm/arm.md (untyped_return): Likewise.
5658 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
5659 * config/avr/avr.c (expand_prologue): Likewise.
5660 * config/bfin/bfin.c (do_unlink): Likewise.
5661 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
5662 * config/cris/cris.c (cris_expand_prologue): Likewise.
5663 * config/darwin.c (machopic_indirect_data_reference): Likewise.
5664 (machopic_legitimize_pic_address): Likewise.
5665 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
5666 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
5667 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
5668 (ix86_expand_convert_uns_didf_sse): Likewise.
5669 (ix86_expand_vector_init_general): Likewise.
5670 * config/ia64/ia64.md (eh_epilogue): Likewise.
5671 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
5672 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
5673 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
5674 (config/iq2000/iq2000.c): Likewise.
5675 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
5676 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
5677 (builtin_longjmp): Likewise.
5678 * config/mn10300/mn10300.md (call, call_value): Likewise.
5679 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
5680 * config/pdp11/pdp11.md (abshi2): Likewise.
5681 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
5682 * config/s390/s390.c (s390_emit_prologue): Likewise.
5683 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
5684 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
5685 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
5686 * config/sh/sh.c (prepare_move_operands): Likewise.
5687 (output_stack_adjust, sh_expand_epilogue): Likewise.
5688 (sh_set_return_address, sh_expand_t_scc): Likewise.
5689 * config/sparc/sparc.c (load_pic_register): Likewise.
5690 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
5691 * config/spu/spu.c (spu_expand_epilogue): Likewise.
5692 * config/v850/v850.c (expand_epilogue): Likewise.
5694 2008-05-31 Anatoly Sokolov <aesok@post.ru>
5696 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
5697 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
5698 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
5699 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
5700 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
5701 stack pointer register.
5702 (output_movhi): Remove code for interrupt specific writing to the
5703 stack pointer register.
5705 2008-05-31 Richard Guenther <rguenther@suse.de>
5707 PR tree-optimization/34244
5708 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
5709 (tree_expr_nonzero_warnv_p): Likewise.
5710 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
5711 ssa_name_nonnegative_p.
5712 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
5713 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
5714 not tree_expr_nonzero_warnv_p.
5716 PR tree-optimization/36262
5718 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
5720 PR tree-optimization/34244
5721 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
5722 (record_numbers_of_iterations): New function.
5723 (execute_vrp): Cache the numbers of iterations of loops.
5724 * tree-scalar-evolution.c (scev_reset_except_niters):
5726 (scev_reset): Use scev_reset_except_niters.
5727 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
5729 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
5731 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5732 __WORKAROUND_RETS when appropriate.
5734 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
5736 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
5737 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
5739 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
5740 *fop_df_comm_sse insn patterns using MODEF mode iterator.
5741 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
5742 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
5743 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
5744 *fop_df_1_mixed insn patterns using MODEF mode iterator.
5745 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
5746 *fop_df_1_sse insn patterns using MODEF mode iterator.
5747 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
5748 *fop_df_1_i387 insn patterns using MODEF mode iterator.
5749 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
5750 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
5751 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
5752 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
5753 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
5754 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
5755 (*fop_xf_4_i387): Use <MODE> for mode attribute.
5756 (*fop_xf_5_i387): Ditto.
5757 (*fop_xf_6_i387): Ditto.
5759 2008-05-30 Richard Guenther <rguenther@suse.de>
5761 * builtins.c (build_string_literal): Avoid generating
5762 a non-gimple_val result.
5764 2008-05-30 DJ Delorie <dj@redhat.com>
5766 * exec-tool.in: Use an environment variable (private) instead of a
5767 file (shared) as a semaphore, so as to not break parallel builds.
5769 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
5771 * optabs.c (maybe_encapsulate_block): Remove.
5772 (emit_libcall_block): Adjust accordingly.
5773 * optabs.h (maybe_encapsulate_block): Remove prototype.
5775 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
5776 Don't use maybe_encapsulate_block.
5778 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
5780 * config/rs6000/rs6000.c (rs6000_legitimize_address,
5781 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
5782 rtx is a SYMBOL_REF before calling get_pool_constant.
5784 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
5786 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
5788 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
5790 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
5791 rather than OS names to choose INO_T_EQ definition.
5792 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
5793 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
5795 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
5798 * config/darwin-f.c: New.
5799 * config/t-darwin: Added rule to build darwin-f.o.
5800 * config.gcc: Defined new variable, fortran_target_objs.
5801 (*-*-darwin*): Set fortran_target_objs.
5802 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
5803 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
5804 * configure: Regenerated.
5806 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
5809 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
5810 canonical type if needed.
5812 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
5814 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
5816 2008-05-29 Richard Guenther <rguenther@suse.de>
5818 PR tree-optimization/36343
5819 PR tree-optimization/36346
5820 PR tree-optimization/36347
5821 * tree-flow.h (clobber_what_p_points_to): Declare.
5822 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
5823 pointed-to variable is dereferenced is irrelevant to whether
5824 the pointer can access the pointed-to variable.
5825 (clobber_what_p_points_to): New function.
5826 * tree-ssa-alias.c (set_initial_properties): Use it.
5827 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
5828 call clobber check for NMTs.
5830 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
5832 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
5833 for printing gcov_type.
5835 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
5837 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
5838 and the eh region information.
5839 * value-prof.c (gimple_move_stmt_histograms): New function.
5840 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
5842 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
5844 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
5846 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
5848 * value-prof.c (tree_ic_transform): Print counts.
5849 * tree-profile.c (tree_gen_ic_func_profiler):
5850 Clear __gcov_indreict_call_callee variable to avoid misattribution
5853 2008-05-28 Rafael Espindola <espindola@google.com>
5855 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
5858 2008-05-28 Richard Guenther <rguenther@suse.de>
5860 PR tree-optimization/36339
5861 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
5862 and clobbering code out of the loop.
5864 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
5866 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
5869 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
5870 s390_contiguous_bitmask_p, s390_symref_operand_p,
5871 s390_check_symref_alignment, s390_reload_larl_operand,
5872 s390_reload_symref_address): New functions.
5873 (s390_branch_condition_mnemonic): Support compare and branch
5875 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
5876 and 'W' constraints.
5877 (s390_secondary_reload): Add secondary reloads for unaligned
5878 symbol refs or symbol refs to floating point or QI/TI mode
5880 (legitimate_address_p): Accept symbol references as addresses.
5881 (s390_expand_insv): Use rotate and insert selected bits
5882 instruction for insv when building for z10.
5883 (print_operand_address): Handle symbol ref addresses.
5884 (print_operand): Output modifier 'c' added for signed byte values.
5885 (s390_encode_section_info): Mark symbol refs with
5886 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
5888 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
5889 (length attribute): RRF, RRR have 4 byte length.
5890 (FPALL, INTALL): New mode iterators added.
5891 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
5892 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
5893 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
5894 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
5895 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
5896 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
5897 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
5898 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
5900 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
5901 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
5902 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
5903 reload<INTALL:mode><P:mode>_toreg_z10,
5904 reload<FPALL:mode><P:mode>_tomem_z10,
5905 reload<FPALL:mode><P:mode>_toreg_z10,
5906 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
5907 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
5908 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
5909 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
5911 (movmem, clrmem, cmpmem): New splitters added.
5913 * config/s390/predicates.md (larl_operand): Use
5914 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
5915 SYMBOL_REF_ALIGN1_P.
5916 (s390_signed_integer_comparison,
5917 s390_unsigned_integer_comparison): New predicates.
5919 * config/s390/s390-protos.h (s390_check_symref_alignment,
5920 s390_contiguous_bitmask_p, s390_reload_larl_operand,
5921 s390_reload_symref_address,
5922 s390_compare_and_branch_condition_mask): Prototypes added.
5924 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
5925 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
5926 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
5928 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
5930 * config/s390/s390.c (z10_cost): New cost function for z10.
5931 (s390_handle_arch_option, override_options): Support -march=z10 switch.
5932 (s390_issue_rate): Adjust issue rate for z10.
5933 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
5934 (processor_flags): Add PF_Z10.
5935 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
5936 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
5937 * gcc/config.gcc: Add z10.
5939 2008-05-28 Richard Guenther <rguenther@suse.de>
5941 PR tree-optimization/36291
5942 * tree-flow. h (struct gimple_df): Remove var_anns member.
5943 * tree-flow-inline.h (gimple_var_anns): Remove.
5944 (var_ann): Simplify.
5945 * tree-dfa.c (create_var_ann): Simplify.
5946 (remove_referenced_var): Clear alias info from var_anns of globals.
5947 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
5948 (delete_tree_ssa): Clear alias info from var_anns of globals.
5949 Do not free var_anns.
5950 (var_ann_eq): Remove.
5951 (var_ann_hash): Likewise.
5953 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
5955 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
5956 and loongson2f entries.
5957 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
5958 * config/mips/mips.h (processor_type): Add Loongson-2E
5959 and Loongson-2F entries.
5960 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
5961 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
5962 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
5963 * doc/invoke.texi (MIPS Options): Document loongson2e
5964 and loongson2f processor names.
5966 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
5970 * config/i386/i386.c (ix86_function_arg_boundary): Use
5971 alignment of canonical type.
5972 (ix86_expand_vector_move): Check unaligned memory access for
5975 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
5977 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
5978 Moved to the front of file.
5980 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
5981 H.J. Lu <hongjiu.lu@intel.com>
5983 * dwarf2out.c (current_fde): New.
5985 (lookup_cfa:): Likewise.
5986 (dwarf2out_end_epilogue): Likewise.
5987 (dwarf2out_note_section_used): Likewise.
5989 2008-05-27 Michael Matz <matz@suse.de>
5992 * c.opt (Wenum-compare): New warning option.
5993 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
5995 2008-05-27 Michael Matz <matz@suse.de>
5998 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
6000 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
6001 into memory as tail calls.
6003 2008-05-27 Richard Guenther <rguenther@suse.de>
6005 PR tree-optimization/36339
6006 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
6007 pointers cause all addressable variables to be call clobbered.
6009 2008-05-27 Richard Guenther <rguenther@suse.de>
6011 PR tree-optimization/36245
6012 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
6014 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
6016 * config/s390/s390.md: Replace all occurences of the 'm'
6017 constraint with 'RT'.
6019 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
6021 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
6023 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
6025 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
6026 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
6027 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
6029 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
6031 * reload.c: (find_reloads): Skip alternatives according to the
6032 "enabled" attribute. Constify the constraint variable.
6033 * recog.c (get_attr_enabled): Add default implementation.
6034 (extract_insn): Set the alternative_enabled_p array
6035 in the recog_data struct.
6036 (preprocess_constraints, constrain_operands): Skip
6037 alternatives according to the "enabled" attribute
6038 * recog.h (struct recog_data): New field alternative_enabled_p.
6039 (skip_alternative): New inline function.
6040 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
6041 (record_reg_classes): Skip alternative according to the
6042 "enabled" attribute.
6044 * doc/md.texi: Add documention for the "enabled" attribute.
6046 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
6048 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
6049 * postreload.c (reload_cse_simplify_operands): Replace 'm'
6050 constraint with TARGET_MEM_CONSTRAINT.
6051 * recog.c (asm_operand_ok, preprocess_constraints,
6052 constrain_operands): Likewise.
6053 * regclass.c (record_reg_classes): Likewise.
6054 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
6055 * reload1.c (maybe_fix_stack_asms): Likewise.
6056 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
6057 * recog.h: Adjust comment.
6058 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
6059 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
6060 * doc/md.texi: Add a note to description of 'm' constraint.
6061 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
6063 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
6065 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
6066 that the bitfield is of integral type before testing its precision.
6068 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6069 Sa Liu <saliu@de.ibm.com>
6071 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
6072 __modti3, __udivti3, __umodti3 and __udivmodti4.
6073 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
6074 that implement TImode mul and div functions.
6075 * config/spu/multi3.c: New. Implement __multi3.
6076 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
6077 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
6080 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
6082 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
6083 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
6084 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
6085 tls_sysv_suffix): New mode and mode attribute iterators.
6086 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
6087 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
6088 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
6089 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
6090 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
6093 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
6095 PR tree-optimization/36329
6096 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
6097 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
6098 * cgraphbuild.c (initialize_inline_failed): Use the latter
6099 macro in lieu of the former.
6100 * ipa-inline.c (cgraph_mark_inline): Likewise.
6101 (cgraph_decide_inlining_of_small_function): Likewise.
6102 (cgraph_decide_inlining): Likewise.
6103 (cgraph_decide_inlining_incrementally): Likewise.
6105 2008-05-26 Tristan Gingold <gingold@adacore.com>
6106 Anatoly Sokolov <aesok@post.ru>
6108 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
6109 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
6110 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
6111 optimization for 'avr6' architecture.
6113 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
6116 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
6118 2008-05-26 Richard Guenther <rguenther@suse.de>
6120 * tree-ssa-sccvn.c (expr_has_constants): Declare.
6121 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
6123 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
6126 * caller-save.c (insert_restore): Verify alignment of spill space.
6127 (insert_save): Likewise.
6128 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
6129 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
6130 (STACK_SLOT_ALIGNMENT): Likewise.
6131 * function.c (LOCAL_ALIGNMENT): Removed.
6132 (get_stack_local_alignment): New.
6133 (assign_stack_local): Use it. Set alignment on stack slot.
6134 (assign_stack_temp_for_type): Use get_stack_local_alignment.
6135 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
6136 (STACK_SLOT_ALIGNMENT): New.
6137 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
6138 stack slot in XFmode.
6140 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
6142 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
6145 * config/i386/i386.md (allocate_stack_worker_64): Make sure
6146 argument operand in rax isn't removed.
6148 2008-05-26 Richard Guenther <rguenther@suse.de>
6151 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
6152 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
6154 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
6157 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
6159 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
6161 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
6162 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
6164 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
6166 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
6167 build a trampoline if we don't want one.
6168 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
6169 return zero for nested functions if we don't want a trampoline.
6171 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
6173 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
6175 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
6178 * c.opt: Removed undocumented option '-lang-fortran'.
6179 * c-common.h: Removed global variable 'lang_fortran'.
6180 * c-opts.c (c_common_handle_option): Removed code to handle
6181 option '-lang-fortran'. Updated includes.
6182 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
6183 definition of '__GFORTRAN__'.
6184 (define__GNUC__): Reimplemented to use BASEVER and
6185 cpp_define_formatted.
6186 (builtin_define_with_value_n): Removed.
6187 * c-incpath.h: Renamed to ...
6188 * incpath.h: ... this.
6189 * c-incpath.c: Renamed to ...
6190 * incpath.c: ... this. Updated includes.
6191 * fix-header.c: Updated includes.
6192 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
6193 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
6194 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
6196 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
6198 * tree.h: Update the table of flags used on tree nodes.
6199 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
6200 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
6201 (FORCED_LABEL): Add access check.
6202 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
6203 (ASM_INPUT_P): Likewise.
6204 (ASM_VOLATILE_P): Likewise.
6205 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
6206 (OMP_SECTION_LAST): Access private_flag directly.
6207 (OMP_RETURN_NOWAIT): Likewise.
6208 (OMP_PARALLEL_COMBINED): Likewise.
6209 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
6210 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
6211 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
6212 deprecated_flag directly.
6214 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
6216 * final.c (frame_pointer_needed): Removed.
6217 * flags.h (frame_pointer_needed): Likewise.
6219 * function.h (rtl_data): Add frame_pointer_needed.
6220 (frame_pointer_needed): New.
6222 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
6224 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
6226 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
6228 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
6231 2008-05-25 Alan Modra <amodra@bigpond.net.au>
6233 * c-common.c (strip_array_types): Move function to..
6235 (get_inner_array_type): Delete.
6236 * c-common.h (strip_array_types): Move declaration to..
6238 (get_inner_array_type): Delete.
6239 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
6240 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
6241 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
6242 * config/pa/pa.c (emit_move_sequence): Likewise.
6244 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
6246 * config/i386/i386.md (*sse_prologue_save_insn): Set length
6249 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
6251 * function.c: Include target hook for nonlocal_goto frame value.
6253 2008-05-24 Richard Guenther <rguenther@suse.de>
6255 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
6256 variable can be only accessed through a pointer or a union.
6258 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6260 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
6261 * doc/extend.texi: Likewise.
6263 2008-05-23 DJ Delorie <dj@redhat.com>
6265 * config/m32c/jump.md (untyped_call): Add.
6267 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
6269 (m32c_address_cost): Detail costs for indirect offsets.
6271 2008-05-23 Rafael Espindola <espindola@google.com>
6273 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
6274 if a node is a SUBREG.
6275 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
6278 2008-05-23 Paul Brook <paul@codesourcery.com>
6279 Carlos O'Donell <carlos@codesourcery.com>
6281 * doc/extend.texi: Clarify use of __attribute__((naked)).
6282 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
6283 * target.h (gcc_target): Add allocate_stack_slots_for_args.
6284 * function.c (use_register_for_decl): Use
6285 targetm.calls.allocate_stack_slots_for_args.
6286 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
6287 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
6288 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
6290 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
6292 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
6294 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
6296 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
6297 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
6298 is only rounded once.
6300 2008-05-23 Richard Guenther <rguenther@suse.de>
6302 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
6304 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
6305 Jakub Jelinek <jakub@redhat.com>
6308 * configure.ac: Handle --enable-cld.
6309 * configure: Regenerated.
6310 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
6311 * config/i386/i386.h (struct machine_function): Add needs_cld field.
6312 (ix86_current_function_needs_cld): New define.
6313 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
6314 (cld): New isns pattern.
6315 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
6316 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
6317 * config/i386/i386.opt (mcld): New option.
6318 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
6319 TARGET_CLD and ix86_current_function_needs_cld.
6320 (override_options): Use -mcld by default for 32-bit code if
6323 * doc/install.texi (Options specification): Document --enable-cld.
6324 * doc/invoke.texi (Machine Dependent Options)
6325 [i386 and x86-64 Options]: Add -mcld option.
6326 (Intel 386 and AMD x86-64 Options): Document -mcld option.
6328 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
6329 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
6330 (return_in_memory_64): Likewise.
6331 (return_in_memory_ms_64): Likewise.
6333 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6335 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
6336 * builtins.c (fold_builtin_fpclassify): New.
6337 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
6338 * builtins.def (BUILT_IN_FPCLASSIFY): New.
6339 * c-common.c (handle_type_generic_attribute): Adjust to accept
6340 fixed arguments before an elipsis.
6341 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
6342 * doc/extend.texi: Document __builtin_fpclassify.
6344 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
6346 * omp-low.c (gate_expand_omp_ssa): Remove.
6347 (pass_expand_omp_ssa): Remove.
6348 (gate_expand_omp): Do not check for flag_openmp_ssa.
6349 * common.opt (-fopenmp-ssa): Remove.
6350 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
6352 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
6354 * config/sh/sh.opt (mfixed-range): New option.
6355 * config/sh/sh-protos.h (sh_fix_range): Declare.
6356 * config/sh/sh.c (sh_fix_range): New function.
6357 * config/sh/sh.h (sh_fixed_range_str): Declare.
6358 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
6360 * doc/invoke.texi (SH Options): Document -mfixed-range.
6362 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
6364 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
6365 it before the redeclaration.
6367 2008-05-22 Anatoly Sokolov <aesok@post.ru>
6369 * config/avr/avr.c (get_sequence_length): Add new function.
6370 (expand_prologue, expand_epilogue): Remove duplicate code.
6372 2008-05-22 Rafael Espindola <espindola@google.com>
6374 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
6377 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
6379 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
6380 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
6382 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
6383 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
6384 (vect_update_misalignment_for_peel): Likewise.
6385 (vector_alignment_reachable_p): Likewise.
6386 * tree-vect-transform.c (vectorizable_load): Likewise.
6387 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
6388 (get_vectype_for_scalar_type): Pass mode of scalar_type
6389 to UNITS_PER_SIMD_WORD.
6391 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
6392 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
6393 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
6394 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
6395 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
6397 2008-05-22 Ira Rosen <irar@il.ibm.com>
6399 PR tree-optimization/36293
6400 * tree-vect-transform.c (vect_transform_strided_load): Don't check
6401 if the first load must be skipped because of a gap.
6403 2008-05-22 Richard Guenther <rguenther@suse.de>
6405 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
6406 more cases of offset disambiguation that is possible if
6407 strict-aliasing rules apply.
6408 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
6409 for basic offset and type-based disambiguation.
6411 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6413 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
6414 ix86_expand_vector_set on V16QImode for SSE4.1.
6416 2008-05-21 Tom Tromey <tromey@redhat.com>
6418 * c.opt (Wimport): Mark as undocumented.
6419 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
6421 (Warning Options): Likewise.
6422 * doc/cppopts.texi: Don't mention -Wimport.
6424 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
6426 PR tree-optimization/36287
6427 PR tree-optimization/36286
6428 * lambda-code.c (build_access_matrix): Do not use the loop->num
6429 for computing the number of induction variables: use the loop depth
6432 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
6435 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
6436 option -f(no-)leading-underscore.
6438 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6440 * config/i386/i386.c (ix86_expand_vector_init_general): Use
6441 GET_MODE_NUNITS (mode).
6443 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
6445 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
6446 (-mmulhw): Add 464 to description.
6447 (-mdlmzb): Likewise.
6448 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
6449 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
6451 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
6452 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
6453 * config/rs6000/rs6000.md: Update comments for 464.
6455 2008-05-21 Janis Johnson <janis187@us.ibm.com>
6457 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
6459 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6461 * config/i386/sse.md (vec_extractv4sf): Removed.
6462 (vec_extractv2df): Likewise.
6463 (vec_extractv2di): Likewise.
6464 (vec_extractv4si): Likewise.
6465 (vec_extractv8hi): Likewise.
6466 (vec_extractv16qi): Likewise.
6467 (vec_extract<mode>): New.
6469 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6471 * config/i386/sse.md (vec_setv4sf): Removed.
6472 (vec_setv2df): Likewise.
6473 (vec_setv2di): Likewise.
6474 (vec_setv4si): Likewise.
6475 (vec_setv8hi): Likewise.
6476 (vec_setv16qi): Likewise.
6477 (vec_set<mode>): New.
6479 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6481 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
6482 goto for vec_concat and vec_interleave.
6484 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6486 * config/i386/sse.md (vec_initv4sf): Removed.
6487 (vec_initv2df): Likewise.
6488 (vec_initv2di): Likewise.
6489 (vec_initv4si): Likewise.
6490 (vec_initv8hi): Likewise.
6491 (vec_initv16qi): Likewise.
6492 (vec_init<mode>): New.
6494 2008-05-21 Joseph Myers <joseph@codesourcery.com>
6496 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
6498 2008-05-21 Tom Tromey <tromey@redhat.com>
6500 * ggc-zone.c (lookup_page_table_if_allocated): New function.
6501 (zone_find_object_offset): Likewise.
6502 (gt_ggc_m_S): Likewise.
6503 (highest_bit): Likewise.
6504 * ggc-page.c (gt_ggc_m_S): New function.
6505 * stringpool.c (string_stack): Remove.
6506 (init_stringpool): Update.
6507 (ggc_alloc_string): Use ggc_alloc.
6508 (maybe_delete_ident): New function.
6509 (ggc_purge_stringpool): Likewise.
6510 (gt_ggc_m_S): Remove.
6511 * ggc-common.c (ggc_protect_identifiers): New global.
6512 (ggc_mark_roots): Call ggc_purge_stringpool. Use
6513 ggc_protect_identifiers.
6514 * ggc.h (ggc_protect_identifiers): Declare.
6515 (gt_ggc_m_S): Update.
6516 (ggc_purge_stringpool): Declare.
6517 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
6518 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
6520 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
6522 2008-05-21 David S. Miller <davem@davemloft.net>
6524 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
6527 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
6529 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
6532 2008-05-20 David Daney <ddaney@avtrex.com>
6534 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
6535 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
6536 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
6537 UNSPEC_UPDATE_GOT_VERSION): Renumber.
6538 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
6539 (atomic_hiqi_op): New define_code_iterator.
6540 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
6541 mips_expand_compare_and_swap_12.
6542 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
6543 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
6544 (sync_<optab><mode>, sync_old_<optab><mode>,
6545 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6546 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
6547 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
6548 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
6549 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
6550 (test_and_set_12): New insn.
6551 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
6552 sync_new_<optab><mode>, sync_old_nand<mode>,
6553 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
6554 clobber to operand 0 for SI and DI mode insns.
6555 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
6556 mips_gen_fn_4): New typedefs.
6557 (mips_gen_fn_ptrs): Define new union type.
6558 (mips_expand_compare_and_swap_12): Remove declaration.
6559 (mips_expand_atomic_qihi): Declare function.
6560 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
6561 (mips_expand_atomic_qihi): ... this. Use new generator function
6563 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
6564 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
6565 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
6566 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
6567 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
6568 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
6569 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
6570 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
6571 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
6572 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
6575 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
6577 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
6580 2008-05-20 Anatoly Sokolov <aesok@post.ru>
6582 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
6583 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
6584 (avr_attribute_table): Add 'OS_main' function attribute.
6585 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
6586 functions with 'OS_main' attribute.
6588 2008-05-20 Richard Guenther <rguenther@suse.de>
6590 PR tree-optimization/35204
6591 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
6592 helper, split out from ...
6593 (DFS): ... here. Make the DFS walk non-recursive.
6595 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
6596 Jan Sjodin <jan.sjodin@amd.com>
6598 PR tree-optimization/36181
6599 * tree-parloops.c (loop_has_vector_phi_nodes): New.
6600 (parallelize_loops): Don't parallelize when the loop has vector
6603 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
6604 Sebastian Pop <sebastian.pop@amd.com>
6606 * tree-loop-linear.c (gather_interchange_stats): Look in the access
6607 matrix, and never look at the tree representation of the memory
6609 (linear_transform_loops): Computes parameters and access matrices.
6610 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
6612 (access_matrix_get_index_for_parameter): New.
6613 * tree-data-ref.h (struct access_matrix): New.
6614 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
6615 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
6616 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
6617 am_vector_index_for_loop): New.
6618 (struct data_reference): Add field access_matrix.
6619 (DR_ACCESS_MATRIX): New.
6620 (compute_data_dependences_for_loop): Update declaration.
6621 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
6622 * lambda.h (lambda_vector_vec_p): Declared.
6623 * lambda-code.c: Depend on pointer-set.h.
6624 (lambda_collect_parameters_from_af, lambda_collect_parameters,
6625 av_for_af_base, av_for_af, build_access_matrix,
6626 lambda_compute_access_matrices): New.
6627 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
6629 2008-05-20 Joseph Myers <joseph@codesourcery.com>
6631 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
6634 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
6635 Sebastian Pop <sebastian.pop@amd.com>
6637 PR tree-optimization/36206
6638 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
6640 (instantiate_scev_1): Rename flags to fold_conversions.
6641 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
6642 outeside instantiation_loop.
6643 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
6644 (evolution_function_is_affine_or_constant_p): Removed.
6645 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
6647 (analyze_siv_subscript): Pass in the loop nest number.
6648 Call evolution_function_is_affine_in_loop instead of
6649 evolution_function_is_affine_p.
6650 (analyze_overlapping_iterations): Pass in the loop nest number.
6652 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
6653 Sebastian Pop <sebastian.pop@amd.com>
6655 PR tree-optimization/36206
6656 * tree-chrec.h (chrec_fold_op): New.
6657 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
6660 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
6662 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
6664 (remove_duplicates): Do not set inode on non-inode systems.
6667 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
6669 * config.gcc (tm_file): Update comments about relative pathnames.
6671 2008-05-20 Richard Guenther <rguenther@suse.de>
6673 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
6674 * tree-ssa-sccvn.c (process_scc): Likewise.
6675 * tree-ssa-sink.c (execute_sink_code): Likewise.
6676 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
6677 * tree-vrp.c (process_assert_insertions): Likewise.
6678 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
6679 (perform_tree_ssa_dce): Likewise.
6680 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
6681 (dump_dominator_optimization_stats): Likewise.
6682 * tree-vectorizer.c (vectorize_loops): Likewise.
6684 2008-05-20 Richard Guenther <rguenther@suse.de>
6686 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
6688 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
6690 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
6691 (ix86_i386elf_return_in_memory): Likewise.
6692 (ix86_i386interix_return_in_memory): Likewise.
6693 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
6694 (SUBTARGET_RETURN_IN_MEMORY): New.
6695 * config/i386/i386elf.h: Likewise.
6696 * config/i386/ptx4-i.h: Likewise.
6697 * config/i386/sol2-10.h: Likewise.
6698 * config/i386/sysv4.h: Likewise.
6699 * config/i386/vx-common.h: Likewise.
6700 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
6701 * config/i386/i386.c (ix86_return_in_memory): Made static and
6702 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
6703 (ix86_i386elf_return_in_memory): Removed.
6704 (ix86_i386interix_return_in_memory): Removed.
6705 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
6706 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
6708 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
6710 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
6712 2008-05-19 Xinliang David Li <davidxl@google.com>
6714 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
6716 * common.opt: Ditto.
6717 * doc/invoke.texi: Ditto.
6719 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
6721 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
6722 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
6724 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
6726 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
6727 sizes of operand array from 8/4 to 4/2.
6728 (ix86_expand_vector_init_general): Change size of operand array
6729 from 32 to 16. Remove op0, op1 and half_mode.
6731 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
6733 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
6734 (ix86_expand_vector_init_interleave): Likewise.
6735 (ix86_expand_vector_init_general): Use them. Assert
6736 word_mode == SImode when n_words == 4.
6738 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
6740 * config/i386/i386.c (ix86_secondary_reload): New static function.
6741 (TARGET_SECONDARY_RELOAD): New define.
6742 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
6743 * config/i386/i386.md (reload_outqi): Remove.
6745 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6748 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
6749 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
6750 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
6751 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
6752 (fold_builtin_1): Likewise.
6753 * builtins.def (BUILT_IN_ISINF_SIGN): New.
6754 c-common.c (check_builtin_function_arguments): Handle
6755 BUILT_IN_ISINF_SIGN.
6756 * doc/extend.texi: Document __builtin_isinf_sign.
6757 * fold-const.c (operand_equal_p): Handle COND_EXPR.
6759 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
6761 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
6762 EH cleanup at the end of the pass, search for those that have been
6763 turned into forwarder blocks and do the cleanup on their successor.
6765 2008-05-18 Richard Guenther <rguenther@suse.de>
6767 * tree-cfg.c (verify_gimple_expr): Allow conversions from
6768 pointers to sizetype and vice versa.
6770 2008-05-18 Xinliang David Li <davidxl@google.com>
6772 * gcc/tree-ssa-dce.c: Coding style fix.
6773 (check_pow): Documentation comment.
6774 (check_log): Documenation comment. Coding style fix.
6775 (is_unnecessary_except_errno_call): Ditto.
6776 (gen_conditions_for_pow): Ditto.
6777 (gen_conditions_for_log): Ditto.
6778 (gen_shrink_wrap_conditions): Ditto.
6779 (shrink_wrap_one_built_in_calls): Ditto.
6780 * gcc/doc/invoke.texi: Better documentation string.
6781 * ChangeLog: Fix wrong change log entries from
6782 May 17 checkin on function call DCE.
6784 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
6786 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
6788 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
6790 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
6791 * df-problems.c (simulation routines): Fixed block comment to
6792 properly say how to add forwards scanning functions.
6794 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
6796 * tree-inline.c (setup_one_parameter): Remove dead code.
6798 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
6800 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
6801 a BIT_AND_EXPR only for an INTEGER_TYPE.
6803 2008-05-17 Xinliang David Li <davidxl@google.com>
6805 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
6806 (check_pow, check_log, is_unnecessary_except_errno_call): New
6807 functions to check for eliminating math functions that are pure
6808 except for setting errno.
6809 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
6810 general condition expressions for shrink-wrapping pow/log calls.
6811 (gen_shrink_wrap_conditions): Ditto.
6812 (shrink_wrap_one_built_in_call): Ditto.
6813 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
6814 (mark_operand_necessary): If debugging, output if OP is necessary.
6815 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
6817 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
6819 * gcc/common.opt: New user flag -ftree-builtin-dce.
6820 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
6822 2008-05-16 David S. Miller <davem@davemloft.net>
6824 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
6825 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
6827 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
6830 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
6832 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6834 * ifcvt.c (dead_or_predicable): Rename
6835 df_simulate_one_insn_backwards to df_simulate_one_insn.
6836 * recog.c (peephole2_optimize): Ditto.
6837 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
6839 * df.h: Rename df_simulate_one_insn_backwards to
6840 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
6841 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
6842 scanning of defs and uses.
6843 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
6844 (df_simulate_one_insn_forwards): Removed.
6846 2008-05-16 Doug Kwan <dougkwan@google.com>
6848 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
6850 (real_from_string): Handle NaNs and Inf as approriate.
6852 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
6854 * doc/gty.texi (Source Files Containing Type Information): Note
6855 that headers should appear first in the gtfiles list.
6857 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6859 * tree.def (COND_EXEC): Properly documented this code.
6861 2008-05-16 Diego Novillo <dnovillo@google.com>
6863 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
6864 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
6867 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6869 * tree-ssa-dse (max_stmt_uid): Removed.
6870 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
6871 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
6872 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
6873 * function.h (cfun.last_stmt_uid): New field.
6874 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
6875 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
6877 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
6878 (create_stmt_ann): Initialize the ann->uid field.
6879 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
6881 * tree-flow.h (renumber_gimple_stmt_uids): New function.
6883 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
6885 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
6886 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
6887 (init_empty_tree_cfg): Call it.
6889 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6891 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
6894 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6896 * doc/invoke.text (-fdump-tree-*-verbose): New option.
6897 * tree-dump.c (dump_options): New verbose option.
6898 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
6900 * tree-pass.h (TDF_VERBOSE): New dump flag.
6901 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
6902 (tree-flow.h): Added include.
6903 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
6905 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
6907 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
6909 From Jie Zhang <jie.zhang@analog.com>
6910 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6911 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
6912 mcpu=bf561-none and mcpu=bf561-0.2.
6913 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6914 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
6915 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6916 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
6917 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
6918 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
6919 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
6921 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
6922 (cputype_selected): Remove.
6923 (bfin_handle_option): Don't use cputype_selected.
6924 (override_options): When no mcpu option, enable all workarounds.
6925 Don't use bfin_workarounds.
6926 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
6928 (DEFAULT_CPU_TYPE): Don't define.
6930 2008-05-16 Richard Guenther <rguenther@suse.de>
6932 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
6933 on deletion of the last stmt.
6935 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
6937 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
6938 V8HImode for SSE2 and V16QImode for SSE4.1.
6940 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6942 * cgraph.h (compute_inline_parameters): Made public.
6943 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
6944 variable_generate_summary, function_write_summary,
6945 variable_write_summary, variable_read_summary. Added generate_summary,
6946 write_summary, read_summary.
6947 * cgraphunit.c (cgraph_process_new_functions): Changed call from
6948 pass_ipa_inline.function_generate_summary, to
6949 compute_inline_parameters.
6950 * ipa-inline.c (compute_inline_parameters): Made public and added
6952 (compute_inline_parameters_for_current): New function.
6953 (pass_inline_param): Now calls compute_inline_parameters_for_current.
6954 (inline_generate_summary): Removed parameter and made to loop over
6956 (pass_ipa_inline): Updated for new IPA_PASS structure.
6957 * passes.c (execute_ipa_summary_passes): Now is called once per
6958 pass rather than once per node*pass.
6960 2008-05-15 Anatoly Sokolov <aesok@post.ru>
6962 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
6963 avr_have_mul_p, avr_asm_only_p): Remove variables.
6964 (avr_override_options): Remove initialization of removed variables.
6965 (avr_file_start): Convert removed variables to fields of
6966 'struct base_arch_s *avr_current_arch'.
6967 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
6968 (AVR_HAVE_MUL): (Ditto.).
6969 (AVR_HAVE_MOVW): (Ditto.).
6970 (AVR_HAVE_LPMX): (Ditto.).
6971 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
6972 avr_asm_only_p): Remove declaration.
6974 2008-05-15 Diego Novillo <dnovillo@google.com>
6976 * config/arm/arm.c (arm_return_in_memory): Fix return type.
6977 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
6979 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
6982 * combine.c (check_conversion): Rename back to check_promoted_subreg.
6983 Don't call record_truncated_value from here.
6984 (record_truncated_value): Turn it into a for_each_rtx callback.
6985 (record_truncated_values): New function.
6986 (combine_instructions): Call note_uses with record_truncated_values.
6987 Change name of check_conversion to check_promoted_subreg.
6989 2008-05-15 Janis Johnson <janis187@us.ibm.com>
6991 * doc/sourcebuild.texi: Document support for torture tests.
6993 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
6995 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
6996 to alternative 4 of operand 2.
6998 2008-05-15 Richard Guenther <rguenther@suse.de>
7000 * tree-pass.h (current_pass): Declare.
7001 (get_pass_for_id): Likewise.
7002 * passes.c (passes_by_id, passes_by_id_size): New globals.
7003 (set_pass_for_id): New function.
7004 (get_pass_for_id): Likewise.
7005 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
7006 (execute_function_todo): Flush per function statistics.
7007 * toplev.c (compile_file): Init statistics.
7008 (general_init): Do early statistics initialization.
7009 (finalize): Finish statistics.
7010 * statistics.h (statistics_early_init): Declare.
7011 (statistics_init): Likewise.
7012 (statistics_fini): Likewise.
7013 (statistics_fini_pass): Likewise.
7014 (statistics_counter_event): Likewise.
7015 (statistics_histogram_event): Likewise.
7016 * statistics.c: New file.
7017 * Makefile.in (OBJS-common): Add statistics.o.
7018 (statistics.o): Add dependencies.
7019 * doc/invoke.texi (-fdump-statistics): Document.
7021 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
7023 (execute_pre): Use statistics_counter_event.
7024 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
7025 (substitute_and_fold): Increment it. Use statistics_counter_event.
7027 2008-05-15 Diego Novillo <dnovillo@google.com>
7029 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
7031 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
7032 * tree-ssa-alias.c (new_type_alias): Remove references to
7033 sub-variables from comment.
7034 * tree-ssa-operands.c (swap_tree_operands): Likewise.
7036 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
7038 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
7039 attribute to 1 only for insertps alternative.
7041 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
7043 * config/bfin/bfin.md (loadbytes): New pattern.
7044 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
7045 (bfin_init_builtins): Initialize it.
7046 (bdesc_1arg): Add it.
7048 2008-05-15 Sa Liu <saliu@de.ibm.com>
7050 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
7051 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
7052 * testsuite/lib/target-supports.exp: Add
7053 check_effective_target_fortran_integer_16.
7055 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
7057 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
7058 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
7059 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
7060 (TARGET_RETURN_IN_MEMORY): Define.
7062 2008-05-15 Richard Guenther <rguenther@suse.de>
7065 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
7066 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
7067 represent unmodifiable vars.
7069 2008-05-15 Richard Guenther <rguenther@suse.de>
7071 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
7072 INDIRECT_REF and TARGET_MEM_REF.
7073 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
7076 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
7077 H.J. Lu <hongjiu.lu@intel.com>
7079 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
7080 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
7081 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
7082 insn alternatives. Add missing alternatives.
7083 (*vec_concatv2di_rex64_sse4_1): Likewise.
7084 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
7085 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
7088 2008-05-15 Richard Guenther <rguenther@suse.de>
7090 PR tree-optimization/36009
7091 PR tree-optimization/36204
7092 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
7093 (determine_invariantness_stmt): Record the loop a store is
7095 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
7098 2008-05-15 Richard Guenther <rguenther@suse.de>
7100 PR tree-optimization/34330
7101 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
7102 through the pointer will alias the SMT.
7104 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
7106 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
7108 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
7110 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
7112 2008-05-14 Michael Meissner <michael.meissner@amd.com>
7113 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7115 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
7116 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
7117 (vashl_optab): New optab for vector/vector shifts.
7118 (vashr_optab): Ditto.
7119 (vlshr_optab): Ditto.
7120 (vrotl_optab): Ditto.
7121 (vrotr_optab): Ditto.
7122 (optab_subtype): New enum for optab_for_tree_code call.
7123 (optab_for_tree_code): Add enum optab_subtype argument.
7125 * optabs.c (optab_for_tree_code): Take an additional argument to
7126 distinguish between a vector shift by a scalar and vector shift by
7127 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
7128 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
7129 vector shift by a vector.
7130 (expand_widen_pattern_expr): Pass additional argument to
7131 optab_for_tree_code.
7133 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
7134 vrotl_optab, vrotr_optab.
7136 * expr.c (expand_expr_real_1): Update calls to
7137 optab_for_tree_code to distinguish between vector shifted by a
7138 scalar and vector shifted by a vector.
7139 * tree-vectorizer.c (supportable_widening_operation): Ditto.
7140 (supportable_narrowing_operation): Ditto.
7141 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
7142 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
7143 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
7144 (vect_create_epilog_for_reduction): Ditto.
7145 (vectorizable_reduction): Ditto.
7146 (vectorizable_operation): Ditto.
7147 (vect_strided_store_supported): Ditto.
7148 (vect_strided_load_supported): Ditto.
7149 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7150 * expmed.c (expand_shift): Ditto.
7152 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
7154 (ashr@var{m}3): Ditto.
7155 (vashl@var{m}3): Document new vector/vector shift standard name.
7156 (vashr@var{m}3): Ditto.
7157 (vlshr@var{m}3): Ditto.
7158 (vrotl@var{m}3): Ditto.
7159 (vrotr@var{m}3): Ditto.
7161 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
7162 (PPERM_INVERT): Ditto.
7163 (PPERM_REVERSE): Ditto.
7164 (PPERM_REV_INV): Ditto.
7165 (PPERM_ZERO): Ditto.
7166 (PPERM_ONES): Ditto.
7167 (PPERM_SIGN): Ditto.
7168 (PPERM_INV_SIGN): Ditto.
7169 (PPERM_SRC1): Ditto.
7170 (PPERM_SRC2): Ditto.
7172 * config/i386/sse.md (mulv2di3): Add SSE5 support.
7173 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
7174 allows a memory operand to be the value being added, and split it
7175 to improve vectorization.
7176 (sse5_pmacsdqh_mem): Ditto.
7177 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
7178 (sse5_mulv2div2di3_high): Ditto.
7179 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
7180 (vec_pack_trunc_v4si): Ditto.
7181 (vec_pack_trunc_v2di): Ditto.
7182 (sse5_pcmov_<mode>): Remove code that tried to use use
7183 andps/andnps instead of pcmov.
7184 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
7185 pmacsdqh instructions.
7186 (vec_widen_smult_lo_v4si): Ditto.
7188 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
7189 (PPERM_INVERT): Ditto.
7190 (PPERM_REVERSE): Ditto.
7191 (PPERM_REV_INV): Ditto.
7192 (PPERM_ZERO): Ditto.
7193 (PPERM_ONES): Ditto.
7194 (PPERM_SIGN): Ditto.
7195 (PPERM_INV_SIGN): Ditto.
7196 (PPERM_SRC1): Ditto.
7197 (PPERM_SRC2): Ditto.
7198 (ix86_expand_sse_movcc): Move the SSE5 test after the if
7200 (ix86_expand_int_vcond): If SSE5 generate all possible integer
7202 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
7203 says ignore whether the last reference is a memory operand.
7205 2008-05-14 Michael Meissner <michael.meissner@amd.com>
7206 Paolo Bonzini <bonzini at gnu dot org>
7208 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
7211 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
7212 (vlshr<mode>3): Rename from vlshr<mode>3.
7213 (vashr<mode>3): Rename from vashr<mode>3.
7214 (mulv4sf3): Change the names of vector shift patterns.
7218 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
7221 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
7246 * config/spu/spu.md (v): New iterator macro to add v for vector types.
7247 (floatunssidf2_internal): Change vector/vector shift names.
7248 (floatunsdidf2_internal): Ditto.
7255 (vashl<mode>3): Rename from ashl<mode>3.
7256 (vashr<mode>3): Rename from ashr<mode>3.
7257 (vlshr<mode>3): Rename from lshr<mode>3.
7258 (vrotl<mode>3): Rename from rotl<mode>3.
7260 2008-05-14 Michael Meissner <michael.meissner@amd.com>
7263 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
7264 multiply gives the wrong value when doing widening multiplies.
7265 (vec_widen_smult_lo_v4si): Ditto.
7267 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
7269 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
7270 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
7271 emit_library_call_value.
7272 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
7273 * tree.h (ECF_LIBCALL_BLOCK): Removed.
7274 * calls.c (initialize_argument_information, precompute_arguments,
7275 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
7276 (precompute_arguments): Removed flags parameter.
7277 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
7279 2008-05-14 Richard Guenther <rguenther@suse.de>
7281 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
7282 Make sure to register the store if the use is a PHI_NODE.
7284 2008-05-14 Olivier Hainque <hainque@adacore.com>
7286 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
7287 memory if the component is to be referenced in BLKmode according
7288 to get_inner_reference.
7290 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
7292 * calls.c (emit_library_call_value_1): Restore code clearing
7293 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
7295 2008-05-14 Olivier Hainque <hainque@adacore.com>
7296 Nicolas Roche <roche@adacore.com>
7298 * configure.ac: Add support for a "gcc_subdir" variable in
7299 config-lang.in, to denote a subdirectory where the language/GCC
7300 integration files are to be found.
7301 * configure: Regenerate.
7303 2008-05-14 Ira Rosen <irar@il.ibm.com>
7305 PR tree-optimization/36098
7306 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
7307 value for the first load in the group in case of a gap.
7308 (vect_build_slp_tree): Check that there are no gaps in loads.
7310 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
7312 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
7313 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
7314 expand_copysign_bit, ): Change call to emit_no_conflict_block to
7315 emit_insn and remove unneeded code to construct extra args.
7316 (emit_no_conflict_block): Removed.
7317 * optabls.h: (emit_no_conflict_block): Removed.
7318 * cse.c (cse_extended_basic_block): Remove search for
7319 REG_NO_CONFLICT note.
7320 * global.c: Removed incorrect comment added in revision 117.
7321 * expr.c (convert_move): Change call to emit_no_conflict_block to
7323 * recog.c: Change comments so that they do not mention
7325 * local_alloc.c (combine_regs): Removed last parameter.
7326 (no_conflict_p): Removed.
7327 (block_alloc): Removed note, no_conflict_combined_regno and set
7328 local vars. Removed all code to process REG_NO_CONFLICT blocks.
7329 (combine_regs): Removed already_dead and code to look for
7330 REG_NO_CONFLICT notes.
7331 * lower_subreg (remove_retval_note): Removed code to look for
7332 REG_NO_CONFLICT block.
7333 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
7334 (resolve_clobber): Remove code to process libcalls that have
7335 REG_NO_CONFLICT notes.
7336 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
7338 * combine.c (can_combine_p, distribute_notes): Removed
7339 REG_NO_CONFLICT case.
7340 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
7342 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
7343 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
7345 * reg-notes.def (NO_CONFLICT): Removed.
7347 2008-05-14 David S. Miller <davem@davemloft.net>
7349 * config/sparc/sparc.c (sparc_profile_hook): If
7350 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
7351 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
7352 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
7354 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
7356 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
7358 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
7361 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
7362 and op1 expansion before vector concat to have less live pseudos.
7364 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
7366 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7367 ix86_expand_vector_set if supported.
7369 2008-05-13 Diego Novillo <dnovillo@google.com>
7370 Kenneth Zadeck <zadeck@naturalbridge.com>
7372 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
7374 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
7375 phinodes_print_statistics, init_ssanames, fini_ssanames,
7376 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
7377 release_ssa_name, release_defs, replace_ssa_name_symbol,
7378 ssanames_print_statistics): Move ...
7379 * tree-flow.h: ... here.
7380 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
7381 Use FN instead of cfun.
7382 (make_ssa_name_fn): Rename from make_ssa_name.
7383 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
7384 * tree-flow-inline.h (make_ssa_name): Move from
7385 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
7386 * omp-low.c (expand_omp_parallel):
7387 * tree-flow-inline.h (redirect_edge_var_map_result):
7388 * tree-ssa.c (init_tree_ssa): Add argument FN.
7389 Use it instead of cfun. Update all users.
7391 2008-05-13 Tom Tromey <tromey@redhat.com>
7393 PR preprocessor/22168:
7394 * doc/cpp.texi (Top): Update menu.
7395 (Alternatives to Wrapper #ifndef): New node.
7396 (Other Directives): Document deprecation.
7397 (Obsolete Features): Remove menu.
7398 (Assertions): Merge node into Obsolete Features.
7399 (Obsolete once-only headers): Move earlier; rename to Alternatives
7401 * doc/cppopts.texi: Update.
7402 * c.opt (Wdeprecated): Enable for C and ObjC.
7403 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
7404 (C++ Dialect Options): Move -Wno-deprecated from here to...
7405 (Warning Options): ... here.
7407 2008-05-13 Richard Guenther <rguenther@suse.de>
7410 * fold-const.c (fold_sign_changed_comparison): Do not allow
7411 changes in pointer-ness.
7413 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7416 * config/sh/sh.c (sh_expand_prologue): Don't clear
7417 RTX_FRAME_RELATED_P for push insns.
7419 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
7421 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
7423 2008-05-12 Anatoly Sokolov <aesok@post.ru>
7425 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
7426 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
7427 Use 'machine->is_leaf' instead of 'leaf_func_p'.
7429 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
7431 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
7432 (*vec_concatv4sf_sse): This.
7433 (*sse2_concatv2si): Renamed to ...
7434 (*vec_concatv2si_sse2): This.
7435 (*sse1_concatv2si): Renamed to ...
7436 (*vec_concatv2si_sse): This.
7437 (*vec_concatv2di_rex): Renamed to ...
7438 (*vec_concatv2di_rex64): This.
7439 (*vec_concatv2si_sse4_1): New.
7440 (*vec_concatv2di_rex64_sse4_1): Likewise.
7442 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
7444 PR rtl-optimization/36111
7445 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
7446 that was created for swappable operands.
7448 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
7451 * Makefile.in: Substitute GNATMAKE and GNATBIND.
7452 * configure.ac: Add call to ACX_PROG_GNAT.
7454 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
7456 * optc-gen.awk: Fix comment typo.
7458 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7460 * pretty-print.c (pp_integer_with_precision): Use
7461 HOST_LONG_LONG_FORMAT.
7463 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
7465 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
7467 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
7469 * config/i386/i386.c (bdesc_ptest): Removed.
7470 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
7471 (bdesc_args): Add __builtin_ia32_ptestz128,
7472 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
7473 (ix86_init_mmx_sse_builtins): Updated.
7474 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
7475 (ix86_expand_builtin): Updated.
7477 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
7479 * tree-cfg.c (valid_fixed_convert_types_p): New function.
7480 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
7482 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
7484 * value-prof.c (interesting_stringop_to_profile): Do not
7485 return early for BUILT_IN_MEMPCPY.
7487 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
7489 * calls.c (expand_call): Don't use callgraph to increase
7490 preferred_stack_boundary.
7492 * cgraph.h (cgraph_rtl_info): Use unsigned on
7493 preferred_incoming_stack_boundary.
7495 * final.c (rest_of_clean_state): Use unsigned on
7496 preferred_stack_boundary.
7498 2008-05-09 Tom Tromey <tromey@redhat.com>
7500 PR preprocessor/22231:
7501 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
7504 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
7506 PR tree-optimization/36129
7507 * tree-ssa-ccp.c: Include value-prof.h.
7508 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
7509 built-in function was folded to a constant.
7510 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
7512 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
7513 Sebastian Pop <sebastian.pop@amd.com>
7515 * tree-scalar-evolution.c: Document instantiate_scev.
7516 (instantiate_parameters_1): Renamed instantiate_scev_1.
7517 Don't use the same loop for instantiation_loop and evolution_loop.
7518 (instantiate_scev): New.
7519 (instantiate_parameters): Moved...
7520 (resolve_mixers): Update call to instantiate_scev_1 to pass the
7521 same loop twice. Maintains the semantics for this function.
7522 * tree-scalar-evolution.h (instantiate_scev): Declare.
7523 (instantiate_parameters): ...here. Now static inline.
7524 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
7525 instead of resolve_mixers.
7527 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7529 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
7531 2008-05-09 Tomas Bily <tbily@suse.cz>
7533 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
7534 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
7535 * tree-ssa-structalias.c (get_constraint_for): Likewise.
7536 * c-common.c (c_common_truthvalue_conversion): Likewise.
7537 * tree-object-size.c (compute_object_offset): Likewise.
7538 * tree-inline.c (estimate_num_insns_1): Likewise.
7539 * varasm.c (const_hash_1, compare_constant, copy_constant)
7540 (compute_reloc_for_constant, output_addressed_constants)
7541 (initializer_constant_valid_p): Likewise.
7542 * c-omp.c (check_omp_for_incr_expr): Likewise.
7543 * gimplify.c (gimplify_expr): Likewise.
7544 * c-typeck.c (c_finish_return): Likewise.
7545 * tree-vectorizer.c (supportable_widening_operation)
7546 (supportable_narrowing_operation): Likewise.
7547 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
7548 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
7549 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
7550 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
7551 (descr_info_loc): Likewise.
7552 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
7553 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
7554 (fold_unary): Likewise.
7555 * builtins.c (get_pointer_alignment): Likewise.
7556 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
7557 (instantiate_parameters_1): Likewise.
7558 * tree.c (expr_align, stabilize_reference): Likewise.
7559 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
7560 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
7561 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
7562 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
7563 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
7564 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
7566 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
7567 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
7568 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
7569 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
7570 (forward_propagate_comparison)
7571 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7572 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
7573 * emit-rtl.c (component_ref_for_mem_expr)
7574 (set_mem_attributes_minus_bitpos): Likewise.
7575 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
7576 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
7578 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
7579 (build_function_call, pointer_diff, build_compound_expr)
7580 (c_finish_return): Likewise.
7581 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
7582 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
7584 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
7585 * expr.c (is_aligning_offset): Likewise.
7586 * tree-ssa-alias.c (is_escape_site): Likewise.
7587 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
7588 (check_all_va_list_escapes): Likewise.
7589 * tree-ssa-loop-ivopts.c (determine_base_object)
7590 (determine_common_wider_type): Likewise.
7591 * dojump.c (do_jump): Likewise.
7592 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
7593 * tree-gimple.c (is_gimple_cast): Likewise.
7594 * fold-const.c (decode_field_reference, )
7595 (fold_sign_changed_comparison, fold_unary, fold_comparison)
7596 (fold_binary): Likewise.
7597 * tree-ssa-alias-warnings.c (find_alias_site_helper)
7598 (already_warned_in_frontend_p): Likewise.
7599 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
7600 * tree.c (really_constant_p, get_unwidened): Likewise.
7601 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
7602 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
7603 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
7605 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
7607 (CONVERT_EXPR_P): Define.
7608 (CASE_CONVERT): Define.
7610 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7613 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
7614 (delete_unmarked_insns): When deleting a call, call
7615 delete_unreachable_blocks.
7616 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
7617 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
7619 2008-05-08 Richard Guenther <rguenther@suse.de>
7621 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
7622 (-ftree-salias): Likewise.
7623 (salias-max-implicit-fields): Remove param documentation.
7624 (salias-max-array-elements): Likewise.
7625 * tree-pass.h (pass_create_structure_vars): Remove.
7626 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
7627 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
7628 * tree-ssa-alias.c (create_structure_vars): Remove.
7629 (gate_structure_vars): Likewise.
7630 (pass_create_structure_vars): Likewise.
7631 (gate_build_alias): Likewise.
7632 (pass_build_alias): Adjust to run always and dump the function.
7633 * common.opt (ftree-salias): Hide.
7634 * passes.c (init_optimization_passes): Remove
7635 pass_create_structure_vars, adjust comment.
7636 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
7637 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
7638 * opts.c (decode_options): Do not set flag_tree_salias.
7639 (common_handle_option): Add OPT_ftree_salias to the backward
7640 compatibility section.
7642 2008-05-08 Richard Guenther <rguenther@suse.de>
7644 * tree-flow-inline.h (var_can_have_subvars): Move ...
7645 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
7646 * tree-flow.h (var_can_have_subvars): Remove.
7647 (push_fields_onto_fieldstack): Remove.
7648 (sort_fieldstack): Likewise.
7649 (struct fieldoff): Move ...
7650 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
7651 alias_set and base_for_components fields.
7652 (sort_fieldstack): Make static.
7653 (push_fields_onto_fieldstack): Likewise. Remove code that
7654 handles anything but RECORD_TYPEs. Remove alias_set and
7655 base_for_components handling.
7656 (create_variable_info_for): Adjust.
7658 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
7660 * common.opt (Wframe-larger-than=): Shorten the help message
7662 * doc/invoke.texi (Wframe-larger-than=): Add more description.
7664 2008-05-08 Rafael Espindola <espindola@google.com>
7666 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
7668 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
7669 trap and that both operands are gimple values.
7670 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
7671 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
7674 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
7676 * read-rtl.c (join_c_conditions): Return the first string if the
7677 two strings are equal.
7679 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
7681 * gensupport.h (pred_data): Add a "num_codes" field.
7682 (add_predicate_code): Declare.
7683 * gensupport.c (add_predicate_code): New function.
7684 (std_pred_table): Add an "allows_const_p" field.
7685 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
7686 Remove the (incomplete) list of such codes from the codes field.
7687 (init_predicate_table): Use add_predicate_code. Add all
7688 RTX_CONST_OBJs if allows_const_p is true.
7689 * genrecog.c (process_define_predicate): Use add_predicate_code.
7691 2008-05-08 David Daney <ddaney@avtrex.com>
7692 Richard Sandiford <rsandifo@nildram.co.uk>
7694 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
7695 special case of constant zero operands.
7696 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
7697 old and new values. Special case constant zero values.
7698 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
7700 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
7701 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
7703 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
7706 * simplify-rtx.c (simplify_plus_minus): Create CONST of
7707 similar RTX_CONST_OBJ before CONST_INT.
7709 2008-05-08 Steve Ellcey <sje@cup.hp.com>
7711 * stmt.c (expand_stack_restore): Change sa mode if needed.
7713 2008-05-08 Richard Guenther <rguenther@suse.de>
7715 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
7716 return type to bool.
7717 (ix86_sol10_return_in_memory): Likewise.
7718 (ix86_i386elf_return_in_memory): Likewise.
7719 (ix86_i386interix_return_in_memory): Likewise.
7720 * config/i386/i386.c (ix86_return_in_memory): Likewise.
7721 (ix86_sol10_return_in_memory): Likewise.
7722 (ix86_i386elf_return_in_memory): Likewise.
7723 (ix86_i386interix_return_in_memory): Likewise.
7725 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
7728 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
7730 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
7731 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
7734 2008-05-08 Richard Guenther <rguenther@suse.de>
7736 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
7737 * tree-data-ref.h (struct dr_alias): Remove subvars field.
7738 (DR_SUBVARS): Remove.
7739 * tree-dfa.c (dump_subvars_for): Remove.
7740 (debug_subvars_for): Likewise.
7741 (dump_variable): Do not dump subvars.
7742 (remove_referenced_var): Do not remove subvars.
7743 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
7744 (lookup_subvars_for_var): Remove.
7745 (get_subvars_for_var): Likewise.
7746 (get_subvars_at): Likewise.
7747 (get_first_overlapping_subvar): Likewise.
7748 (overlap_subvar): Likewise.
7749 * tree-flow.h (subvar_t): Remove.
7750 (struct var_ann_d): Remove subvars field.
7751 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
7752 argument. Remove special handling of SFTs.
7753 (compute_tag_properties): Likewise.
7754 (set_initial_properties): Likewise.
7755 (compute_call_clobbered): Likewise.
7756 (count_mem_refs): Likewise.
7757 (compute_memory_partitions): Likewise.
7758 (compute_flow_insensitive_aliasing): Likewise.
7759 (setup_pointers_and_addressables): Likewise.
7760 (new_type_alias): Likewise.
7761 (struct used_part): Remove.
7762 (used_portions): Likewise.
7763 (struct used_part_map): Likewise.
7764 (used_part_map_eq): Likewise.
7765 (used_part_map_hash): Likewise.
7766 (free_used_part_map): Likewise.
7767 (up_lookup): Likewise.
7768 (up_insert): Likewise.
7769 (get_or_create_used_part_for): Likewise.
7770 (create_sft): Likewise.
7771 (create_overlap_variables_for): Likewise.
7772 (find_used_portions): Likewise.
7773 (create_structure_vars): Likewise.
7774 * tree.def (STRUCT_FIELD_TAG): Remove.
7775 * tree.h (MTAG_P): Adjust.
7776 (struct tree_memory_tag): Remove base_for_components and
7777 unpartitionable flags.
7778 (struct tree_struct_field_tag): Remove.
7779 (SFT_PARENT_VAR): Likewise.
7780 (SFT_OFFSET): Likewise.
7781 (SFT_SIZE): Likewise.
7782 (SFT_NONADDRESSABLE_P): Likewise.
7783 (SFT_ALIAS_SET): Likewise.
7784 (SFT_UNPARTITIONABLE_P): Likewise.
7785 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
7786 (union tree_node): Remove sft field.
7787 * alias.c (get_alias_set): Remove special handling of SFTs.
7788 * print-tree.c (print_node): Remove handling of SFTs.
7789 * tree-dump.c (dequeue_and_dump): Likewise.
7790 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
7791 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
7792 * tree-predcom.c (set_alias_info): Do not set subvars.
7793 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
7794 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
7795 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
7796 (add_vars_for_offset): Remove.
7797 (add_virtual_operand): Remove special handling of SFTs.
7798 (add_call_clobber_ops): Likewise.
7799 (add_call_read_ops): Likewise.
7800 (get_asm_expr_operands): Likewise.
7801 (get_modify_stmt_operands): Likewise.
7802 (get_expr_operands): Likewise.
7803 (add_to_addressable_set): Likewise.
7804 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
7805 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
7806 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
7807 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
7808 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
7809 (tree_node_structure): Likewise.
7810 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
7812 (find_what_p_points_to): Likewise.
7814 2008-05-08 Sa Liu <saliu@de.ibm.com>
7816 * config/spu/spu.md: Fixed subti3 pattern.
7818 2008-05-08 Richard Guenther <rguenther@suse.de>
7821 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
7822 sure to create a representative for trailing arrays for PTA.
7824 2008-05-08 Richard Guenther <rguenther@suse.de>
7827 * fold-const.c (operand_equal_p): Two objects which types
7828 differ in pointerness are not equal.
7830 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
7832 * calls.c (compute_argument_block_size): Add argument tree fndecl.
7833 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
7834 (emit_library_call_value_1): Add new variable fndecl initialized by
7835 NULL_TREE. It should be the decl type of orgfun, but this information
7836 seems not to be available here, so it uses the default calling abi.
7837 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
7838 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
7839 by TARGET_RETURN_IN_MEMORY.
7840 * config/i386/i386-interix.h: Likewise.
7841 * config/i386/i386.h: Likewise.
7842 * config/i386/i386elf.h: Likewise.
7843 * config/i386/ptx4-i.h: Likewise.
7844 * config/i386/sol2-10.h: Likewise.
7845 * config/i386/sysv4.h: Likewise.
7846 * config/i386/vx-common.h: Likewise.
7847 * config/cris/cris.h: Removed #if 0 clause.
7848 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
7849 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
7851 (ix86_sol10_return_in_memory): Likewise.
7852 (ix86_i386elf_return_in_memory): New.
7853 (ix86_i386interix_return_in_memory): New.
7854 * config/mt/mt-protos.h (mt_return_in_memory): New.
7855 * config/mt/mt.c: Likewise.
7856 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
7857 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
7858 * config/bfin/bfin.h: Likewise.
7859 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
7861 * config/bfin/bfin.c: Likewise.
7862 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
7863 * config/alpha/unicosmk.h: Likewise.
7864 * config/i386/cygming.h: Likewise.
7865 * config/iq2000/iq2000.h: Likewise.
7866 * config/mips/mips.h: Likewise.
7867 * config/mn10300/mn10300.h: Likewise.
7868 * config/rs6000/rs6000.h: Likewise.
7869 * config/score/score.h: Likewise.
7870 * config/spu/spu.h: Likewise.
7871 * config/v850/v850.h: Likewise.
7872 * defaults.h: Likewise.
7873 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
7874 * expr.c (emit_block_move): Adjust use of
7875 OUTGOING_REG_PARM_STACK_SPACE.
7876 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
7877 OUTGOING_REG_PARM_STACK_SPACE.
7878 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
7880 2008-05-08 Jakub Jelinek <jakub@redhat.com>
7882 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
7883 on OMP_RETURN for OMP_FOR.
7886 * dwarf2out.c (dw_expand_expr, common_check): Removed.
7887 (fortran_common): New function.
7888 (gen_variable_die): Call fortran_common instead of common_check,
7889 adjust for it returning tree instead of rtx. Formatting.
7891 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
7895 * see.c (see_copy_insn): Copy new pure const attributes for new call.
7896 * c-decl.c (merge_decls): Ditto.
7897 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
7898 to RTL_CONST_OR_PURE_CALL_P.
7899 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
7900 Initialized DECL_LOOPING_CONST_PURE.
7901 (process_call_operands): Set tree_side_effects properly.
7902 * tree.h (TREE_READONLY_DECL_P): Removed.
7903 (DECL_IS_PURE): Renamed to DECL_PURE_P.
7904 (DECL_LOOPING_OR_CONST_P): New macro.
7905 (struct tree_function_decl): Added looping_const_or_pure_p.
7907 (ECF_LOOPING_OR_CONST_P): New macro.
7908 * rtlanal.c (pure_const_p): Removed.
7909 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
7910 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
7911 to RTL_CONST_CALL_P.
7912 * ipa-pure-const.c (pure_const_state_e): Added looping field.
7913 (check_decl, check_tree, check_call, scan_function): Initialize
7915 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
7916 (static_execute): Set looping true for recursive functions.
7917 Undo setting state to IPA_NEITHER for recursive functions.
7919 * ifcvt.c (noce_can_store_speculate_p): Changed
7920 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
7921 RTL_CONST_OR_PURE_CALL_P.
7922 * dse.c (scan_insn): Ditto.
7923 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
7924 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
7925 RTL_CONST_OR_PURE_CALL_P.
7926 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
7927 pure_call_p to RTL_CONST_CALL_P.
7928 * gimplify.c (gimplify_call_expr): Clear side effects for
7929 non-looping pure and constant calls.
7930 * calls.c (emit_call_1): Set rtl flags from ecf flags.
7931 (flags_from_decl_or_type): Set ecf flags from decl flags.
7932 (initialize_argument_information): Turn off
7933 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
7934 Change const to pure if callee_copies is true rather than just
7936 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
7937 way of marking pure calls.
7938 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
7939 Remove hack that was supposed to fix pr7335 and remove old
7940 way of marking pure calls.
7941 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
7942 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
7943 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
7944 RTL_CONST_OR_PURE_CALL_P.
7945 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
7946 * loop-invariant.c (find_exits, find_invariant_bb): Changed
7947 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
7948 * sched-deps.c (schedule_analyze): Ditto.
7949 * rtl.h (struct rtx_def): Use call field, unchanging field, and
7950 return_val field of calls to represent pure and const function info.
7951 (CONST_OR_PURE_CALL_P): Deleted macro.
7952 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
7953 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
7954 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
7956 * tree-optimize.c (execute_fixup_cfg): Added test for
7957 ECF_LOOPING_CONST_OR_PURE.
7958 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
7960 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
7961 effects for looping pure or const calls.
7962 (verify_gimple_expr): Added verification code.
7963 * config/alpha/alpha.c (alpha_legitimize_address,
7964 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
7966 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
7967 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
7968 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
7969 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
7970 RTL_CONST_OR_PURE_CALL_P.
7971 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
7972 and const calls to be deleted.
7974 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
7977 * config/i386/mmx.md (mmx_subv2sf3): New expander.
7978 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
7979 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
7980 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
7981 to handle nonimmediate operands.
7982 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
7983 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
7984 to handle nonimmediate operands.
7985 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
7986 (mmx_pmulhrwv4hi3): New expander. Use
7987 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7988 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
7989 (sse2_umulv1siv1di3): New expander. Use
7990 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7991 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
7992 (mmx_eq<mode>3): New expander. Use
7993 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7994 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
7995 (mmx_uavgv8qi3): New expander. Use
7996 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
7997 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
7998 (mmx_uavgv4hi3): New expander. Use
7999 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8001 * config/i386/sse.md
8002 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
8003 to handle nonimmediate operands.
8004 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
8005 to handle nonimmediate operands.
8006 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
8007 to handle nonimmediate operands.
8008 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
8009 to handle nonimmediate operands.
8010 (sse2_unpckhpd_exp): New expander. Use
8011 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8012 (sse2_unpcklpd_exp): New expander. Use
8013 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8014 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
8015 to handle nonimmediate operands.
8016 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
8017 to handle nonimmediate operands.
8018 (*sse2_<plusminus_insn><mode>3): Rename from
8019 sse2_<plusminus_insn><mode>3 insn pattern.
8020 (sse2_<plusminus_insn><mode>3): New expander. Use
8021 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8022 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
8023 (sse2_umulv2siv2di3): New expander. Use
8024 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8025 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
8026 (sse4_1_mulv2siv2di3): New expander. Use
8027 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8028 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
8029 (sse2_pmaddwd): New expander. Use
8030 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8031 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
8032 (sse2_eq<mode>3): New expander. Use
8033 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8034 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
8035 (sse4_1_eqv2di3): New expander. Use
8036 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8037 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
8038 (sse2_uavgv16qi3): New expander. Use
8039 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8040 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
8041 (sse2_uavgv16qi3): New expander. Use
8042 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8043 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
8044 (sse2_uavgv8hi3): New expander. Use
8045 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8046 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
8047 (ssse3_pmulhrswv8hi3): New expander. Use
8048 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8049 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
8050 (ssse3_pmulhrswv4hi3): New expander. Use
8051 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8053 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
8054 (<sse>_vmmul<mode>3): Ditto.
8055 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
8057 (ssse3_pmaddubsw128): Use register_operand for operand 1.
8058 (ssse3_pmaddubsw): Ditto.
8060 * config/i386/i386.c (struct_builtin_description)
8061 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
8062 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
8063 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
8064 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
8065 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
8066 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
8067 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
8068 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
8069 (ix86_fixup_binary_operands): Assert that src1
8070 and src2 must have the same mode when swapped.
8071 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
8072 and ix86_binary_operator_ok. Do not force operands in registers
8075 2008-05-07 Jan Hubicka <jh@suse.cz>
8077 * cgraph.c (dump_cgraph_node): Update.
8078 * cgraph.h (cgraph_local_info): Break out inline summary.
8079 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
8081 * ipa-inline (inline_summary): New accestor function.
8082 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
8083 cgraph_decide_inlining, compute_inline_parameters): Update.
8084 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
8086 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8088 Cleanup ColdFire scheduling support and add V4 pipeline model.
8090 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
8091 (define_attr cpu): Add cfv4 value.
8092 (define_attr type, define_attr type1): Merge into a single 'type'
8093 attribute. Update all uses.
8094 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
8095 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
8097 (define_attr opx_mem, define_attr opy_mem): Remove.
8098 (define_attr op_mem): Clean up, update comment.
8099 (define_attr size): Use specific values instead of general int.
8100 (define_attr guess, define_attr split): Remove. Update all uses.
8101 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
8102 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
8103 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
8104 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
8105 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
8106 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
8107 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
8108 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
8109 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
8110 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
8111 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
8112 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
8113 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
8114 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
8115 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
8116 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
8117 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
8118 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
8119 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
8120 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
8121 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
8122 Update or set attributes.
8123 (stack_tie): New fake instruction.
8125 * config/m68k/m68k.h (TUNE_CFV4): New macro.
8126 (m68k_sched_attr_size): Update declaration.
8127 (m68k_sched_attr_type2): Remove.
8128 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
8129 Declare new bypass predicates.
8131 * config/m68k/m68k.c (m68k_sched_issue_rate,
8132 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
8134 (TARGET_SCHED_ISSUE_RATE,
8135 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
8136 (override_options): Handle scheduling for ColdFire V4 core.
8137 (m68k_expand_prologue): Emit stack_tie.
8138 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
8139 'OP_TYPE_FPN'. Update all uses.
8140 (sched_guess_p): Remove.
8141 (sched_address_type): Handle symbolic addresses.
8142 (sched_get_operand): New static function.
8143 (sched_operand_type): Merge into sched_attr_op_type.
8144 (sched_attr_op_type): Handle FP registers, handle quick constants,
8146 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
8147 (m68k_sched_attr_size): Update. Move logic to ...
8148 (sched_get_attr_size_int): New static function.
8149 (sched_get_opxy_mem_type): New static function.
8150 (m68k_sched_attr_op_mem): Update.
8151 (m68k_sched_attr_type2): Remove.
8152 (sched_cfv4_bypass_data): New static variable.
8153 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
8154 (m68k_sched_issue_rate): Implement scheduler hook.
8155 (struct _sched_ib: enabled_p): New field.
8156 (m68k_sched_variable_issue): Update. Handle V4.
8157 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
8158 sched_dump_class_func_t, sched_dump_split_class,
8159 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
8160 sched_dump_dfa_class, m68k_sched_dump): Remove.
8161 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
8163 (m68k_sched_init_global): Remove statisctics dumping, introduce
8164 sanity check that all instructions have pipeline reservations. Handle
8166 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
8167 Handle ColdFire V4 core.
8168 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
8169 New static functions.
8170 (m68k_sched_address_bypass_p): New bypass predicate.
8171 (sched_get_indexed_address_scale): New static function.
8172 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
8174 * cf.md: Update comments.
8175 (define_attr type2): Remove. Use 'type' attribute instead.
8177 (cf_ib): Rename to cfv123_ib. Update all uses.
8178 (cf_oep): Rename to cfv123_oep. Update all uses.
8179 (cf_chr): Rename to cfv123_chr. Update all uses.
8180 (cf_mem): Rename to cfv123_mem. Update all uses.
8181 (cf_mac): Move to more appropriate place.
8182 (cfv123_guess): New automaton and cpu_unit.
8183 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
8184 Update uses of 'size' attribute. Handle before reload scheduling.
8185 (cfv123_guess): New dummy reservation for unhandled instructions.
8186 (cfv4_*): Pipeline description of ColdFire V4 core.
8187 (ignore): New reservation to handle 'ignore' type.
8189 2008-05-07 Ian Lance Taylor <iant@google.com>
8192 * gimplify.c (find_single_pointer_decl_1): Don't look through
8194 (find_single_pointer_decl): Adjust comments.
8196 2008-05-07 Jakub Jelinek <jakub@redhat.com>
8199 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
8200 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
8203 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
8204 integral type rather than floating point, then VIEW_CONVERT_EXPR
8205 to the floating point type.
8207 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
8209 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
8210 TFmode op0 to register.
8212 2008-05-07 Alan Modra <amodra@bigpond.net.au>
8214 * c-decl.c (grokdeclarator): Comment typo.
8216 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
8218 * tree-flow.h: Remove prototype for computed_goto_p.
8219 * tree-cfg.c (computed_goto_p): Make static.
8221 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
8224 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
8225 (contains_aligned_value_p): This. Handle _Decimal128.
8226 (ix86_function_arg_boundary): Only align _Decimal128 to its
8227 natural boundary and handle it properly.
8229 2008-05-06 Martin Jambor <mjambor@suse.cz>
8231 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
8232 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
8233 (ipcp_method_set_orig_node): Removed.
8234 (ipcp_cval_get_cvalue_type): Removed.
8235 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
8236 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
8237 (ipcp_cval_set_cvalue_type): Removed.
8238 (ipcp_cval_get_cvalue): Removed.
8239 (ipcp_cval_set_cvalue): Removed.
8240 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
8241 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
8242 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
8243 (ipcp_cval_meet): Renamed to ipa_lattice_meet
8244 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
8245 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
8246 (ipcp_get_ith_lattice): Changed parameters.
8247 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
8248 (ipcp_lattice_from_jfunc): Changed parameters.
8249 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
8250 (ipcp_method_cval_print): Added temporary variable info.
8251 (ipcp_redirect): Removed already unused local variable caller.
8252 (ipcp_redirect): New temporary variable orig_callee_info
8253 (ipcp_redirect): Removed newly unused local variable callee.
8254 (ipcp_redirect): Removed (a bit confusing) local variable type.
8255 (ipcp_insert_stage): Added local variable info.
8256 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
8258 (ipcp_formal_create): Removed.
8259 (ipcp_method_cval_set): Removed.
8260 (ipcp_propagate_stage): Renamed lattice variables.
8261 (ipcp_method_cval_set_cvalue_type): Removed.
8262 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
8263 (ipcp_print_all_lattices): Changed printed strings to refer to
8264 lattices rather than cvals.
8265 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
8266 (ipcp_propagate_const): Changed formal parameters.
8267 (build_const_val): Changed formal parameters.
8268 (ipcp_insert_stage): Removed useless variable cvalue
8269 (build_const_val): Changed formal parameters.
8270 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
8271 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
8272 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
8273 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
8274 (ipcp_print_func_profile_counts): Changed string from "method" to
8276 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
8277 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
8278 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
8279 (ipcp_structures_print): Renamed to ipcp_print_all_structures
8280 (ipcp_profile_print): Renamed to ipcp_print_profile_data
8281 (ipcp_lat_is_const): Changed parameters and made inline.
8282 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
8283 (ipcp_redirect): Renamed to ipcp_need_redirect_p
8284 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
8285 the predicate condition directly
8286 (ipcp_propagate_stage): Added local variable args. Removed local
8287 variable callee. (Both are mere code simplifications.)
8288 (ipcp_method_dont_insert_const): Renamed to
8289 ipcp_node_not_modifiable_p.
8290 (ipcp_node_not_modifiable_p): Made inline.
8291 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
8292 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
8293 (ipcp_print_all_lattices): Removed variable cvalue
8294 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
8297 2008-05-06 Olivier Hainque <hainque@adacore.com>
8299 * tree-sra.c (try_instantiate_multiple_fields): Early return
8300 if field has POINTER_TYPE.
8302 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
8304 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
8305 by using 'q' specifier for instruction.
8306 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
8308 2008-05-06 Anatoly Sokolov <aesok@post.ru>
8310 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
8311 Change mode of zero_extract from QImode to HImode.
8312 (sign bit tests peepholes): (Ditto.).
8314 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
8316 * config/i386/mmx.md: Remove double backslashes from asm templates.
8317 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
8318 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
8319 to handle nonimmediate operands.
8320 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
8321 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
8322 to handle nonimmediate operands.
8323 (*mmx_<code>v2sf3_finite): New insn pattern.
8324 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
8325 (mmx_<code>v2sf3): New expander. Use
8326 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8327 (mmx_<plusminus_insn><mode>3): New expander. Use
8328 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8329 (*mmx_<plusminus_insn><mode>3): New insn pattern.
8330 (mmx_add<mode>3): Removed.
8331 (mmx_ssadd<mode>3): Ditto.
8332 (mmx_usadd<mode>3): Ditto.
8333 (mmx_sub<mode>3): Ditto.
8334 (mmx_sssub<mode>3): Ditto.
8335 (mmx_ussub<mode>3): Ditto.
8336 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
8337 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
8338 to handle nonimmediate operands.
8339 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
8341 (mmx_smulv4hi3_highpart): New expander. Use
8342 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8343 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
8345 (mmx_umulv4hi3_highpart): New expander. Use
8346 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8347 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
8348 (mmx_<code>v4hi3): New expander. Use
8349 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8350 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
8351 (mmx_<code>v8qi3): New expander. Use
8352 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8353 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
8354 (mmx_<code><mode>3): New expander. Use
8355 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8357 2008-05-05 Jan Hubicka <jh@suse.cz>
8359 PR tree-optimization/36118
8360 * passes.c (pass_init_dump_file): Fix dump header.
8362 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8365 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
8366 VCE for function decls.
8368 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
8370 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
8372 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
8374 * config/i386/i386.md (sat_plusminus): New.
8375 (plusminus_insn): Likewise.
8376 (plusminus_mnemonic): Likewise.
8378 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
8379 (*<addsub><mode>3_cc_overflow): Renamed to ...
8380 (*<plusminus_insn><mode>3_cc_overflow): This.
8381 (*<addsub>si3_zext_cc_overflow): Renamed to ...
8382 (*<plusminus_insn>si3_zext_cc_overflow): This.
8384 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
8385 (<plusminus_insn><mode>3): This.
8386 (*<addsub><mode>3): Renamed to ...
8387 (*<plusminus_insn><mode>3): This.
8388 (<sse>_vm<addsub><mode>3): Renamed to ...
8389 (<sse>_vm<plusminus_insn><mode>3): This.
8390 (sse3_h<addsub>v4sf3): Renamed to ...
8391 (sse3_h<plusminus_insn>v4sf3): This.
8392 (sse3_h<addsub>v2df3): Renamed to ...
8393 (sse3_h<plusminus_insn>v2df3): This.
8394 (<plusminus_insn><mode>3): New.
8395 (*<plusminus_insn><mode>3): Likewise.
8396 (sse2_<plusminus_insn><mode>3): Likewise.
8397 (add<mode>): Removed.
8398 (*add<mode>3): Likewise.
8399 (sse2_ssadd<mode>3): Likewise.
8400 (sse2_usadd<mode>3): Likewise.
8401 (sub<mode>3): Likewise.
8402 (*sub<mode>3): Likewise.
8403 (sse2_sssub<mode>3): Likewise.
8404 (sse2_ussub<mode>3): Likewise.
8406 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
8408 * gthr-single.h: Add in required interface elements as per gthr.h.
8409 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
8410 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
8411 Generalize UNUSED macro.
8412 (__gthread_once): Add.
8413 (__gthread_key_create): Add.
8414 (__gthread_key_delete): Add.
8415 (__gthread_getspecific): Add.
8416 (__gthread_setspecific): Add.
8418 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
8420 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
8421 the same size types for the indirect reference on the rhs, then
8424 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
8426 * config/i386/i386.md
8427 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
8428 one insn template instead of template series.
8429 (*xordi_1_rex64): Ditto.
8430 (*xordi_2_rex64): Ditto.
8432 2008-05-05 Ira Rosen <irar@il.ibm.com>
8434 PR tree-optimization/36119
8435 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
8438 2008-06-04 Jan Hubicka <jh@suse.cz>
8440 tree-optimization/36100
8441 * tree-pass.h (pass_O0_always_inline): Declare.
8442 * ipa-inline.c (inline_transform): Remove dead code.
8443 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
8444 pass_O0_always_inline): New.
8445 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
8447 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
8449 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
8450 mnemonic in this_param move for TARGET_64BIT.
8452 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
8454 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
8455 (*strmovsi_rex_1): Ditto.
8456 (*strsetsi_1): Ditto.
8457 (*strsetsi_rex_1): Ditto.
8459 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
8460 adddicc expanders using SWI mode iterator.
8462 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
8465 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
8468 2008-05-04 David S. Miller <davem@davemloft.net>
8470 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
8471 (sparc*-*-linux*): Use linux.h in tm_file.
8472 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
8473 compiler defaulting to 32-bit.
8474 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
8476 * config/sparc/linux.h: Remove definitions now obtained
8477 properly from linux.h
8478 * config/sparc/linux64.h: Likewise.
8479 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
8480 don't want this setting for 32-bit builds in a biarch compiler.
8481 * doc/install.texi: Add sparc-linux to list of targets
8482 supporting --enable-targets=all.
8484 2008-05-03 Andrew Pinski <pinskia@gmail.com>
8486 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
8488 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
8490 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
8491 after V4SI_FTYPE_V8HI.
8492 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
8493 case V4SI_FTYPE_V2DF.
8495 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
8497 * doc/invoke.texi (max-flow-memory-locations): Removed.
8498 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
8500 2008-05-03 Richard Guenther <rguenther@suse.de>
8503 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
8505 2008-05-02 David S. Miller <davem@davemloft.net>
8507 * config.gcc (need_64bit_hwint): Document libcpp dependency.
8509 2008-05-02 Simon Baldwin <simonb@google.com>
8512 * c-common.h (warn_array_subscript_range): Removed.
8513 * c-common.c (warn_array_subscript_range): Ditto.
8514 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
8515 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
8517 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
8519 * config/i386/i386.c (ix86_special_builtin_type): New.
8520 (bdesc_special_args): Likewise.
8521 (ix86_expand_special_args_builtin): Likewise.
8522 (ix86_init_mmx_sse_builtins): Updated.
8523 (ix86_expand_builtin): Updated.
8524 (ix86_expand_store_builtin): Removed.
8525 (ix86_expand_unop_builtin): Likewise.
8527 * config/i386/mm3dnow.h (__v2sf): Moved to ...
8528 * config/i386/mmintrin.h (__v2sf): Here.
8530 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
8532 (_mm_loadl_pi): Likewise.
8533 (_mm_storeh_pi): Replace __v2si with __v2sf.
8534 (_mm_storel_pi): Likewise.
8536 * doc/extend.texi: Correct __builtin_ia32_loadhps,
8537 __builtin_ia32_loadlps, __builtin_ia32_storehps,
8538 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
8539 __builtin_ia32_loadlpd.
8541 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
8543 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
8544 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
8545 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
8546 (ix86_init_mmx_sse_builtins): Updated.
8547 (ix86_expand_args_builtin): Likewise.
8548 (ix86_expand_builtin): Likewise.
8549 (ix86_expand_unop1_builtin): Renamed to ...
8550 (ix86_expand_unop_vec_merge_builtin): This.
8552 2008-05-01 Jan Hubicka <jh@suse.cz>
8555 * ipa-inline.c (inline_generate_summary): Make static.
8556 (inline_transform): Do not call inlining at -O0; make static.
8557 * passes.c (execute_todo): Add sanity check.
8558 (execute_one_ipa_transform_pass): Execute proper flags.
8560 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
8562 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
8563 (DECL_NONADDRESSABLE_P): Likewise.
8564 * alias.c (record_component_aliases): Fix comment.
8566 2008-05-01 Simon Baldwin <simonb@google.com>
8568 * c-common.h (warn_array_subscript_range): New function.
8569 * c-common.c (warn_array_subscript_range): Ditto.
8570 * tree-vrp.c (check_array_ref): Corrected code to agree with
8571 comment, ignoring only arrays of size 0 or size 1.
8572 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
8574 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8576 * config/i386/i386.c (ix86_builtin_type): Replace
8577 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
8578 (bdesc_args): Updated.
8579 (ix86_init_mmx_sse_builtins): Likewise.
8580 (ix86_expand_args_builtin): Likewise.
8582 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
8585 * doc/extend.texi: Correct __builtin_ia32_palignr.
8587 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8590 * config/i386/i386.c (bdesc_crc32): Removed.
8591 (ix86_expand_crc32): Likewise.
8592 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
8593 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
8594 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
8595 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
8596 UINT_FTYPE_UINT_UCHAR.
8597 (bdesc_args): Updated. Add crc32 builtins.
8598 (ix86_init_mmx_sse_builtins): Updated.
8599 (ix86_expand_args_builtin): Updated to support subreg.
8601 * doc/extend.texi: Correct __builtin_ia32_crc32di.
8603 2008-05-01 Jan Hubicka <jh@suse.cz>
8605 * tree-pass.h (opt_pass): Add IPA_PASS.
8606 (varpool_node, cgraph_node): Forward declare.
8607 (ipa_opt_pass): Define.
8608 (pass_ipa_inline): Turn into ipa_opt_pass.
8609 (pass_apply_inline): Remove.
8610 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
8611 (apply_inline): Turn into ....
8612 (inline_transform): ... this one.
8613 (inline_generate_summary): New function.
8614 (pass_apply_inline): Remove.
8615 * function.h (ipa_opt_pass): Forward declare structure; typedef;
8617 (struct function): Add ipa_transforms_to_apply.
8618 * passes.c (register_one_dump_file): Work on IPA_PASS.
8619 (init_optimization_passes): Remove pass_inline_parameters and
8621 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
8622 (execute_one_pass) ... here; apply transforms when possible.
8623 (add_ipa_transform_pass, execute_ipa_summary_asses,
8624 execute_one_ipa_transform_pass): New.
8625 (execute_ipa_pass_list): Update for IPA_PASS type.
8627 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8629 * config/i386/i386.c (ix86_builtin_type): Add
8630 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
8631 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
8632 (bdesc_args): Add SSE4a builtins.
8633 (ix86_init_mmx_sse_builtins): Updated.
8634 (ix86_expand_args_builtin): Likewise.
8635 (ix86_expand_builtin): Likewise.
8637 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8639 * config/i386/i386.c (ix86_builtin_type): Add
8640 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
8641 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
8642 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
8643 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
8644 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
8645 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
8646 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
8647 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
8648 and DI_FTYPE_DI_DI_INT.
8649 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
8650 (ix86_init_mmx_sse_builtins): Updated.
8651 (ix86_expand_args_builtin): Likewise.
8652 (ix86_expand_builtin): Likewise.
8653 (ix86_expand_binop_imm_builtin): Removed.
8655 * doc/extend.texi: Correct __builtin_ia32_palignr128.
8657 2008-04-30 Richard Guenther <rguenther@suse.de>
8659 PR tree-optimization/32921
8660 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
8662 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
8664 * config/arm/arm.c (arm_unwind_emit): Use
8665 crtl->all_throwers_are_sibcalls instead of
8666 cfun->all_throwers_are_sibcalls.
8667 (arm_output_fn_unwind): Likewise.
8668 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
8669 instead of cfun->uses_pic_offset_table.
8670 (frv_expand_prologue): Likewise.
8671 (frv_frame_pointer_required): Likewise.
8672 (frv_expand_fdpic_call): Likewise.
8673 (frv_emit_movsi): Likewise.
8674 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
8675 cfun->returns_pcc_struct instead of
8676 current_function_returns_pcc_struct.
8677 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
8678 instead of cfun->calls_eh_return.
8679 (m32c_pushm_popm): Likewise.
8680 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
8681 "extern" declaration.
8683 2008-04-30 Richard Guenther <rguenther@suse.de>
8685 PR tree-optimization/21636
8686 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
8688 (evaluate_stmt): Print the likely value.
8689 (ccp_visit_stmt): Avoid excessive vertical spacing.
8691 2008-04-30 Rafael Espindola <espindola@google.com>
8693 * builtins.c (fold_call_expr): Return realret.
8694 * tree-ssa-threadedge.c
8695 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
8696 __builtin_object_size.
8698 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
8700 * gcc.c (wrapper_string): New variable.
8701 (insert_wrapper): New function.
8702 (execute): New option -wrapper.
8703 * doc/invoke.texi (Overall Options): New driver option -wrapper.
8705 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
8707 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
8708 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
8709 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
8711 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
8712 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
8713 config/rs6000/e500crtres64gprctr.asm,
8714 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
8715 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
8716 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
8717 config/rs6000/e500crtsav64gprctr.asm,
8718 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
8719 config/rs6000/e500crtsavg64gprctr.asm: New files.
8720 * config/rs6000/t-ppccomm: Add build rules for new files.
8721 (LIB2FUNCS_STATIC_EXTRA): Add new files.
8722 * config/rs6000/t-netbsd: Add build rules for new files.
8723 (LIB2FUNCS_STATIC_EXTRA): New variable.
8724 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
8725 (CRTSAVRES_DEFAULT_SPEC): Likewise.
8726 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
8728 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
8730 * config/i386/i386.c (ix86_builtin_type): Add
8731 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
8732 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
8733 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
8734 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
8735 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
8736 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
8737 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
8738 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
8739 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
8740 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
8741 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
8742 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
8743 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
8744 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
8745 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
8746 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
8747 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
8748 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
8749 V1DI_FTYPE_V2SI_V2SI.
8750 (bdesc_2arg): Moved to ...
8752 (ix86_init_mmx_sse_builtins): Updated.
8753 (ix86_expand_args_builtin): Updated. Take a pointer
8754 to const struct builtin_description. Handle comparison
8756 (ix86_expand_sse_compare): Take a new argument for swapping operands.
8757 (ix86_expand_builtin): Updated.
8759 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
8760 (ssse3_pmaddubsw128): This.
8761 (ssse3_pmaddubswv4hi3): Renamed to ...
8762 (ssse3_pmaddubsw): This.
8764 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
8765 (__builtin_ia32_packssdw128): Likewise.
8766 (__builtin_ia32_packuswb128): Likewise.
8767 (__builtin_ia32_pmaddubsw): Likewise.
8768 (__builtin_ia32_pmaddubsw128): Likewise.
8770 2008-04-30 Richard Guenther <rguenther@suse.de>
8772 PR tree-optimization/14847
8773 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
8774 (recognize_bits_test): Use it.
8775 (recognize_single_bit_test): Likewise.
8777 2008-04-30 Martin Jambor <mjambor@suse.cz>
8779 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
8780 instead of setting number of formal parameters to zero.
8781 (ipcp_init_stage): Do not set the number of actual parameters to zero
8783 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
8784 which are called with variable number of arguments.
8785 (ipcp_insert_stage): Explicitely skipping all nodes which are
8786 called with variable number of arguments.
8787 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
8788 number of parameters.
8790 * ipa-prop.h (struct ipa_node_params): Added flag
8791 called_with_var_arguments
8792 (ipa_set_param_count): Added. Changed sole setter to use it.
8793 (ipa_get_param_count): Added. All readers of param_count
8794 converted to use it instead.
8795 (ipa_set_called_with_variable_arg): Added.
8796 (ipa_is_called_with_var_arguments): Added.
8797 (ipa_get_ith_param): Added. All readers of param_decls converted
8799 (ipa_set_cs_argument_count): Added, sole writer to argument_count
8801 (ipa_get_cs_argument_count): Added, all readers of argument_count
8803 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
8806 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
8807 (struct ipcp_lattice): Renamed cval_type to type
8808 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
8810 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
8811 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
8812 (ipcp_insert_stage): Changed the type of variable cvalue to tree
8813 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
8814 (build_const_val): Changed the type of parameter cvalue to tree
8815 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
8816 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
8818 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
8821 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
8822 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
8823 (ipa_add_method): Renamed to ipa_push_func_to_list
8824 (ipa_remove_method): Renamed to ipa_pop_func_from_list
8825 (ipa_callsite_param_count): Removed.
8826 (ipa_callsite_param_count_set): Removed.
8827 (ipa_callsite_param): Removed.
8828 (ipa_callsite_callee): Removed.
8829 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
8830 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
8831 (ipa_method_formal_count): Removed.
8832 (ipa_method_formal_count_set): Removed.
8833 (ipa_method_get_tree): Removed.
8834 (ipa_method_tree_map_create): Removed.
8835 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
8836 (ipa_create_param_decls_array): Creates the array itself
8837 (ipa_create_param_decls_array): Temporary variable info instead of
8839 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
8840 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
8841 (get_type): Removed.
8842 (ipa_jf_get_info_type): Removed.
8843 (ipa_node_create): Renamed to ipa_create_node_params
8844 (ipa_free): Renamed to ipa_free_all_node_params
8845 (ipa_nodes_create): Renamed to ipa_create_all_node_params
8846 (ipa_edges_create): Renamed to ipa_create_all_edge_args
8847 (ipa_edges_free): Renamed to ipa_free_all_edge_args
8848 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
8849 (ipa_free_all_node_params): Deallocation to jump_functions moved to
8850 ipa_free_all_edge_args
8851 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
8852 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
8853 (ipa_create_methodlist_node): Removed.
8854 (ipa_methodlist_method): Removed.
8855 (ipa_methodlist_method_set): Removed.
8856 (ipa_methodlist_next_method): Removed.
8857 (ipa_methodlist_next_method_set): Removed.
8858 (ipa_method_is_modified): Removed.
8859 (ipa_method_modify_create): Removed.
8860 (ipa_method_modify_init): Temporary variable info instead of a few
8862 (ipa_detect_param_modifications): Temporary variable info instead of
8864 (ipa_compute_jump_functions): Temporary variable info instead of
8866 (ipa_method_modify_set): Removed.
8867 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
8868 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
8869 than craph_node as the first parameter.
8870 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
8871 (ipa_method_modify_init): Removed.
8872 (ipa_compute_jump_functions): Added a temp variable instead of
8873 repeatadly dereferencing the cgraph_edge.aux pointer
8874 (ipa_callsite_param_set_type): Removed.
8875 (ipa_compute_jump_functions): i renamed to index and moved to
8877 (ipa_callsite_param_set_info_type_formal): Removed.
8878 (ipa_callsite_param_set_info_type): Removed.
8879 (ipa_callsite_param_map_create): Removed.
8880 (ipa_callsite_tree): Removed.
8881 (ipa_callsite_caller): Removed.
8882 (ipa_pop_func_from_list): return_method removed to return_func
8884 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
8885 prefixed all values with IPA_. Changed all users.
8886 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
8887 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
8888 and FORMAL_IPATYPE IPA_PASS_THROUGH.
8889 (union parameter_info): Renamed to jump_func_value.
8890 (union jump_func_value): Renamed value to constant
8891 (struct ipa_jump_func): Renamed info_type to value
8892 (struct ipa_node): Renamed to ipa_node_params
8893 (struct ipa_node_params): Renamed ipa_arg_num to param_count
8894 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
8895 (struct ipa_node_params): Renamed ipa_mod to modified_flags
8896 (struct ipa_edge): Renamed to ipa_edge_args
8897 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
8898 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
8899 (struct ipa_methodlist): Renamed to ipa_func_list
8900 (struct ipa_func_list): method_p renamed to node, next_method
8902 (ipa_methodlist_p): Removed, switched all users to struct pointer
8903 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
8905 2008-04-30 Alan Modra <amodra@bigpond.net.au>
8907 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
8908 (rs6000_emit_epilogue): Use backchain to restore only when we
8909 have a large frame. Make use of frame pointer to restore if we
8910 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
8912 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
8914 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
8915 Add mode to zero_extract.
8916 (sign bit tests peepholes): (Ditto.).
8918 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
8920 * config/i386/i386.c (ix86_builtins): Replace Prescott New
8921 Instructions in comments with SSE3.
8922 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
8923 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
8924 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
8925 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
8926 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
8927 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
8928 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
8929 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
8930 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
8931 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
8932 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
8933 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
8934 (bdesc_sse_args): Renamed to ...
8935 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
8936 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
8937 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
8939 (bdesc_1arg): Moved to ...
8941 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
8942 Instructions in comments with SSE3.
8943 (ix86_expand_sse_operands_builtin): Renamed to ...
8944 (ix86_expand_args_builtin): This. Updated.
8945 (ix86_expand_unop1_builtin): Update comments.
8946 (ix86_expand_builtin): Updated.
8948 2008-04-29 Richard Guenther <rguenther@suse.de>
8950 PR tree-optimization/36078
8951 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
8952 Update virtual SSA form after cleaning up the CFG.
8954 2008-04-29 Richard Guenther <rguenther@suse.de>
8957 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
8959 2008-04-29 Richard Guenther <rguenther@suse.de>
8961 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
8962 (compute_may_aliases): Do not call finalize_ref_all_pointers.
8963 (compute_flow_insensitive_aliasing): Do not treat
8964 PTR_IS_REF_ALL pointers special.
8965 (get_smt_for): Likewise.
8966 (may_alias_p): Re-structure.
8967 (is_escape_site): A ref-all pointer conversion is not an escape site.
8968 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
8969 PTR_IS_REF_ALL pointers special.
8970 * tree-ssa-structalias.h (struct alias_info): Remove
8971 ref_all_symbol_mem_tag field.
8972 (PTR_IS_REF_ALL): Remove.
8974 2008-04-29 Richard Guenther <rguenther@suse.de>
8977 * fold-const.c (extract_muldiv_1): In combining division constants
8978 make sure to never overflow.
8980 2008-04-29 Nick Clifton <nickc@redhat.com>
8982 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
8984 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8987 * optc-gen.awk: Work around HP-UX/IA awk bug.
8989 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
8991 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
8994 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
8997 * config/i386/i386.md
8998 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
8999 Change operand 1 predicate to nonimmediate_operand.
9001 2008-04-28 Jakub Jelinek <jakub@redhat.com>
9004 * dwarf2out.c (struct die_struct): Mark as chain_circular through
9006 * gengtype.c (walk_type, write_func_for_structure): Handle
9008 * doc/gty.texi: Document chain_circular.
9010 2008-04-28 Richard Guenther <rguenther@suse.de>
9012 PR tree-optimization/36066
9013 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
9016 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
9019 * config/i386/i386.md
9020 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
9021 Use match_scratch instead of match_operand for operands 3 and 4.
9023 2008-04-27 Richard Guenther <rguenther@suse.de>
9025 PR tree-optimization/18754
9026 PR tree-optimization/34223
9027 * tree-pass.h (pass_complete_unrolli): Declare.
9028 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
9029 loop size before and after unconditionally of UL_NO_GROWTH in effect.
9030 Rewrite loop into loop closed SSA form if it is not already.
9031 (tree_unroll_loops_completely): Re-structure to iterate over
9032 innermost loops with intermediate CFG cleanups.
9033 Unroll outermost loops only if requested or the code does not grow
9035 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
9036 loops are available.
9037 (tree_vectorize): Instead do so here.
9038 (tree_complete_unroll): Also unroll outermost loops.
9039 (tree_complete_unroll_inner): New function.
9040 (gate_tree_complete_unroll_inner): Likewise.
9041 (pass_complete_unrolli): New pass.
9042 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
9043 uses outside of the loop.
9044 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
9045 form if it is available.
9046 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
9047 * passes.c (init_optimization_passes): Schedule complete inner
9048 loop unrolling pass before the first CCP pass after final inlining.
9050 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
9052 * targhooks.h (default_emutls_var_fields,
9053 default_emutls_var_init): Declare.
9054 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
9055 * target.h (struct gcc_target): Add struct emutls member.
9056 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
9057 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
9058 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
9059 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
9060 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
9061 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
9062 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
9063 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
9064 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
9065 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
9066 emit debug information.
9067 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
9068 * varasm.c: Include targhooks.h.
9069 (emutls_object_section, emutls_tmpl_section): New.
9070 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
9071 (EMUTLS_SEPARATOR): New.
9073 (get_emutls_object_name): New.
9074 (default_emutls_var_fields): New, broken out of ...
9075 (get_emutls_object_type): ... here. Adjust to use target hooks.
9076 (get_emutls_init_templ_addr): Adjust to use target hooks.
9077 (emutls_decl): Adjust to use target hooks.
9078 (emutls_finish): Likewise.
9079 (default_emutls_var_init): New, broken out of ...
9080 (assemble_variable): ... here. Adjust to use target hooks.
9081 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
9083 * c-common.c (handle_section_attribute): Prevent overriding
9084 sections for emulated tls with special sections.
9085 * config/i386/i386.c (x86_64_elf_select_section): Add
9086 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
9087 (x86_64_elf_unique_section): Likewise.
9088 * config/vxworks.c: Include tree.h.
9089 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
9090 (vxworks_override_options): Set TLS scheme.
9091 * doc/tm.texi (Emulated TLS): New node.
9093 2008-04-26 Simon Baldwin <simonb@google.com>
9096 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
9097 with propagated string constants.
9099 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
9101 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
9102 constraint for operand 2 when operand 0 is memory operand.
9103 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
9104 operand 0 is memory operand.
9105 (fix_trunc<mode>_i387_with_temp): Ditto.
9106 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
9107 operand 2 when operand 1 is memory operand.
9108 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
9109 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
9110 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
9111 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
9112 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
9113 operands 2,3 and 4 when operand 1 is memory operand.
9114 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
9116 (fistdi2_floor_with_temp): Ditto.
9117 (fist<mode>2_floor_with_temp): Ditto.
9118 (fistdi2_ceil_with_temp): Ditto.
9119 (fist<mode>2_ceil_with_temp): Ditto.
9120 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
9122 2008-04-26 David Daney <ddaney@avtrex.com>
9124 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
9126 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
9127 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
9128 UNSPEC_UPDATE_GOT_VERSION): Renumber.
9129 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
9130 (compare_and_swap_12): New insn.
9131 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
9132 * config/mips/mips.c (mips_force_binary): New function.
9133 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
9134 (mips_expand_compare_and_swap_12): New function.
9135 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
9137 2008-04-25 Jan Hubicka <jh@suse.cz>
9140 * cfgexpand.c (pass_expand): Turn into RTL pass.
9141 * passes.c (execute_one_pass): Do pass typechecking after execution.
9142 * tree-pass.h (pass_expand): Turn into RTL pass.
9144 * function.h (struct rtl_data): Move here fields
9145 accesses_prior_frames, calls_eh_return, saves_all_registers,
9146 has_nonlocal_goto, has_asm_statement, is_thunk,
9147 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
9148 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
9149 arg_pointer_save_area_init from struct function; turn into bool.
9150 (struct function): Move
9151 calls_eh_return, saves_all_registers, has_nonlocal_goto,
9152 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
9153 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
9154 tail_call_emit, arg_pointer_save_area_init
9155 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
9156 (current_function_returns_struct, current_function_returns_pcc_struct,
9157 current_function_calls_setjmp, current_function_calls_alloca,
9158 current_function_accesses_prior_frames,
9159 current_function_calls_eh_return, current_function_is_thunk,
9160 current_function_stdarg, current_function_profile,
9161 current_function_limit_stack, current_function_uses_pic_offset_table,
9162 current_function_uses_const_pool, current_function_has_nonlocal_label,
9163 current_function_saves_all_registers,
9164 current_function_has_nonlocal_goto,
9165 current_function_has_asm_statement): Remove accesor macros.
9166 * ra-conflict.c (global_conflicts): Update.
9167 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
9168 (suitable_for_tail_call_opt_p): Update.
9169 * builtins.c (expand_builtin_return_addr): Update.
9170 (expand_builtin_setjmp_setup): Update.
9171 (expand_builtin_nonlocal_goto): Update.
9172 * final.c (final_start_function): Update.
9173 (profile_function): Update.
9174 (leaf_function_p): Update.
9175 (only_leaf_regs_used): Update.
9176 * df-scan.c (df_get_exit_block_use_set): Update.
9177 * dojump.c (clear_pending_stack_adjust): Update.
9178 * tree-stdarg.c (gate_optimize_stdarg): Update.
9179 * gimple-low.c (lower_function_body): Update.
9180 * global.c (compute_regsets): Update.
9181 (global_alloc): Update.
9182 * dwarf2out.c (dwarf2out_begin_prologue): Update.
9183 * expr.c (expand_assignment): Update.
9184 * dse.c (dse_step0): Update.
9185 (dse_step1): Update.
9186 * c-decl.c (store_parm_decls): Update.
9187 * local-alloc.c (combine_regs): Update.
9188 (find_free_reg): Update.
9189 * function.c (assign_parms_augmented_arg_list): Update.
9190 (assign_parm_find_data_types): Update.
9191 (assign_parms): Update.
9192 (allocate_struct_function): Update.
9193 (expand_function_start): Update.
9194 (expand_function_end): Update.
9195 (get_arg_pointer_save_area): Update.
9196 (thread_prologue_and_epilogue_insns): Update.
9197 (rest_of_match_asm_constraints): Update.
9198 * stor-layout.c (variable_size): Update.
9199 * gcse.c (gcse_main): Update.
9200 (bypass_jumps): Update.
9201 * gimplify.c (gimplify_function_tree): Update.
9202 * calls.c (emit_call_1): Update.
9203 (expand_call): Update.
9204 * bt-load.c (compute_defs_uses_and_gen): Update.
9205 * except.c (sjlj_assign_call_site_values): Update.
9206 (sjlj_emit_function_enter): Update.
9207 (can_throw_external): Update.
9208 (set_nothrow_function_flags): Update.
9209 (expand_builtin_unwind_init): Update.
9210 (expand_eh_return): Update.
9211 (convert_to_eh_region_ranges): Update.
9212 (output_function_exception_table): Update.
9213 * emit-rtl.c (gen_tmp_stack_mem): Update.
9214 * cfgexpand.c (expand_used_vars): Update.
9215 (tree_expand_cfg): Update.
9216 * cfgcleanup.c (rest_of_handle_jump): Update.
9217 * explow.c (allocate_dynamic_stack_space): Update.
9218 * varasm.c (assemble_start_function): Update.
9219 (force_const_mem): Update.
9220 (mark_constant_pool): Update.
9221 * tree-optimize.c (tree_rest_of_compilation): Update.
9222 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
9223 * tree-cfg.c (notice_special_calls): Update.
9224 (is_ctrl_altering_stmt): Update.
9225 (tree_can_make_abnormal_goto): Update.
9226 (tree_purge_dead_abnormal_call_edges): Update.
9227 * config/alpha/predicates.md: Update.
9228 * config/alpha/alpha.c (alpha_sa_mask): Update.
9229 (alpha_sa_size): Update.
9230 (alpha_does_function_need_gp): Update.
9231 (alpha_expand_prologue): Update.
9232 (alpha_start_function): Update.
9233 (alpha_output_function_end_prologue): Update.
9234 (alpha_expand_epilogue): Update.
9235 * config/frv/frv.c (frv_stack_info): Update.
9236 (frv_expand_epilogue): Update.
9237 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
9238 (s390_register_info): Update.
9239 (s390_frame_info): Update.
9240 (s390_init_frame_layout): Update.
9241 (s390_can_eliminate): Update.
9242 (save_gprs): Update.
9243 * config/spu/spu.c (spu_split_immediate): Update.
9244 (need_to_save_reg): Update.
9245 (spu_expand_prologue): Update.
9246 (spu_expand_epilogue): Update.
9247 * config/sparc/sparc.md: Update.
9248 * config/sparc/sparc.c (eligible_for_return_delay): Update.
9249 (sparc_tls_got): Update.
9250 (legitimize_pic_address): Update.
9251 (sparc_emit_call_insn): Update.
9252 (sparc_expand_prologue): Update.
9253 (output_return): Update.
9254 (print_operand): Update.
9255 (sparc_function_ok_for_sibcall): Update.
9256 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
9257 * config/m32r/m32r.md: Update.
9258 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
9259 (m32r_compute_frame_size): Update.
9260 (m32r_expand_prologue): Update.
9261 (m32r_expand_epilogue): Update.
9262 (m32r_legitimize_pic_address): Update.
9263 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
9264 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
9265 * config/i386/i386.c (ix86_frame_pointer_required): Update.
9267 (ix86_save_reg): Update.
9268 (ix86_compute_frame_layout): Update.
9269 (ix86_expand_prologue): Update.
9270 (ix86_expand_epilogue): Update.
9271 * config/sh/sh.c (output_stack_adjust): Update.
9272 (calc_live_regs): Update.
9273 (sh5_schedule_saves): Update.
9274 (sh_expand_prologue): Update.
9275 (sh_expand_epilogue): Update.
9276 (sh_setup_incoming_varargs): Update.
9277 (sh_allocate_initial_value): Update.
9278 (sh_get_pr_initial_val): Update.
9279 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
9280 * config/sh/sh.md (label:): Update.
9281 * config/avr/avr.c (out_movhi_mr_r): Update.
9282 * config/crx/crx.h (enum): Update.
9283 * config/xtensa/xtensa.h (along): Update.
9284 * config/stormy16/stormy16.c Update.
9285 (xstormy16_compute_stack_layout): Update.
9286 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
9287 (fr30_expand_prologue): Update.
9288 * config/cris/cris.c (cris_conditional_register_usage): Update.
9289 (cris_reg_saved_in_regsave_area): Update.
9290 (cris_initial_frame_pointer_offset): Update.
9291 (cris_simple_epilogue): Update.
9292 (cris_expand_prologue): Update.
9293 (cris_expand_epilogue): Update.
9294 (cris_expand_pic_call_address): Update.
9295 (cris_asm_output_symbol_ref): Update.
9296 (cris_asm_output_label_ref): Update.
9297 * config/cris/cris.md Update.
9298 * config/iq2000/iq2000.c (compute_frame_size): Update.
9299 (iq2000_expand_epilogue): Update.
9300 * config/mt/mt.h (save_direction): Update.
9301 * config/mn10300/mn10300.c (mn10300_function_value): Update.
9302 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
9303 (ia64_secondary_reload_class): Update.
9304 * config/m68k/m68k.c (m68k_save_reg): Update.
9305 (m68k_expand_prologue): Update.
9306 (m68k_expand_epilogue): Update.
9307 (legitimize_pic_address): Update.
9308 * config/rs6000/rs6000.c (rs6000_got_register): Update.
9309 (first_reg_to_save): Update.
9310 (first_altivec_reg_to_save): Update.
9311 (compute_vrsave_mask): Update.
9312 (compute_save_world_info): Update.
9313 (rs6000_stack_info): Update.
9314 (spe_func_has_64bit_regs_p): Update.
9315 (rs6000_ra_ever_killed): Update.
9316 (rs6000_emit_eh_reg_restore): Update.
9317 (rs6000_emit_allocate_stack): Update.
9318 (rs6000_emit_prologue): Update.
9319 (rs6000_emit_epilogue): Update.
9320 (rs6000_output_function_epilogue): Update.
9321 (output_profile_hook): Update.
9322 (rs6000_elf_declare_function_name): Update.
9323 * config/rs6000/rs6000.h (rs6000_args): Update.
9324 * config/rs6000/rs6000.md: Update.
9325 * config/mcore/mcore.c (mcore_expand_prolog): Update.
9326 * config/arc/arc.c (arc_output_function_epilogue): Update.
9327 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
9328 * config/darwin.c (machopic_function_base_name): Update.
9329 * config/score/score3.c (score3_compute_frame_size): Update.
9332 (score3_epilogue): Update.
9333 * config/score/score7.c (score7_compute_frame_size): Update.
9334 (score7_prologue): Update.
9335 (score7_epilogue): Update.
9336 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
9337 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
9338 * config/arm/arm.c (use_return_insn): Update.
9339 (require_pic_register): Update.
9340 (arm_load_pic_register): Update.
9341 (arm_compute_save_reg0_reg12_mask): Update.
9342 (arm_compute_save_reg_mask): Update.
9343 (thumb1_compute_save_reg_mask): Update.
9344 (output_return_instruction): Update.
9345 (arm_output_function_prologue): Update.
9346 (arm_output_epilogue): Update.
9347 (arm_get_frame_offsets): Update.
9348 (arm_expand_prologue): Update.
9349 (thumb_pushpop): Update.
9350 (thumb_exit): Update.
9351 (thumb1_expand_prologue): Update.
9352 (thumb1_expand_epilogue): Update.
9353 (arm_unwind_emit): Update.
9354 (arm_output_fn_unwind): Update.
9355 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
9356 * config/arm/arm.md: Update.
9357 * config/pa/pa.md: Update.
9358 * config/pa/pa.c (legitimize_pic_address): Update.
9359 (compute_frame_size): Update.
9360 (hppa_expand_prologue): Update.
9361 (hppa_expand_epilogue): Update.
9362 (borx_reg_operand): Update.
9363 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
9364 (HARD_REGNO_RENAME_OK): Update.
9365 * config/mips/mips.c (mips_global_pointer): Update.
9366 (mips_save_reg_p): Update.
9367 (mips_compute_frame_info): Update.
9368 (mips_frame_pointer_required): Update.
9369 (mips_expand_prologue): Update.
9370 (mips_expand_epilogue): Update.
9371 (mips_can_use_return_insn): Update.
9372 (mips_reorg_process_insns): Update.
9373 * config/v850/v850.c (compute_register_save_size): Update.
9374 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
9375 * config/mmix/mmix.c (along): Update.
9376 (mmix_expand_epilogue): Update.
9377 * config/bfin/bfin.c (legitimize_pic_address): Update.
9378 (must_save_p): Update.
9379 (stack_frame_needed_p): Update.
9380 (add_to_reg): Update.
9381 (bfin_expand_prologue): Update.
9382 * stmt.c (expand_asm_operands): Update.
9383 * reload1.c (reload): Update.
9384 (init_elim_table): Update.
9386 2008-04-25 Bob Wilson <bob.wilson@acm.org>
9388 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
9390 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
9392 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
9393 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
9394 (mov<mode>): Removed.
9395 (*movv4sf_internal): Likewise.
9396 (*movv2df_internal): Likewise.
9398 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
9400 * config.gcc (crx-*-elf): Remove deprecation.
9402 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
9404 * config/i386/cygming-crtend.c (register_frame_ctor): Register
9405 __gcc_deregister_frame with atexit.
9406 (deregister_frame_dtor): Remove.
9408 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
9409 Nathan Sidwell <nathan@codesourcery.com>
9411 * config/rs6000/rs6000.opt (mspe): Remove Var property.
9413 * config/rs6000/rs6000.h (rs6000_spe): Declare.
9414 (rs6000_isel): Likewise.
9415 * config/rs6000/rs6000.c (rs6000_spe): New variable.
9416 (rs6000_isel): New variable.
9417 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
9419 2008-04-24 Jakub Jelinek <jakub@redhat.com>
9422 * c-common.c (handle_vector_size_attribute): Call
9423 lang_hooks.types.reconstruct_complex_type instead of
9424 reconstruct_complex_type.
9425 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
9426 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
9427 * langhooks.h (struct lang_hooks_for_types): Add
9428 reconstruct_complex_type hook.
9429 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
9430 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
9432 2008-04-24 Richard Guenther <rguenther@suse.de>
9434 * c-common.h (check_builtin_function_arguments): Declare.
9435 * c-common.c (validate_nargs): New function.
9436 (check_builtin_function_arguments): Likewise.
9437 * c-typeck.c (build_function_call): Call
9438 check_builtin_function_arguments.
9439 * builtins.c (fold_builtin_classify): Remove error reporting code.
9440 (fold_builtin_unordered_cmp): Likewise.
9441 (fold_builtin_1): Likewise.
9442 (fold_builtin_n): Likewise.
9444 2008-04-24 Jakub Jelinek <jakub@redhat.com>
9446 PR tree-optimization/36008
9447 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
9448 the original op1, rather than delta by step.
9450 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
9451 Sebastian Pop <sebastian.pop@amd.com>
9453 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
9454 eliminate_local_variables_stmt, eliminate_local_variables,
9455 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
9456 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
9457 of code delimited by two edges in the CFG.
9458 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
9459 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
9460 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
9461 the case of parallelisation of reductions.
9462 (expr_invariant_in_region_p): New.
9464 * tree-flow.h (gather_blocks_in_sese_region): Declared.
9465 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
9467 2008-04-24 Ira Rosen <irar@il.ibm.com>
9468 Richard Guenther <rguenther@suse.de>
9470 PR tree-optimization/36034
9471 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
9472 incapable of dealing with loads with gaps.
9474 2008-04-24 Rafael Espindola <espindola@google.com>
9476 * tree-flow.h (vrp_evaluate_conditional): Change signature.
9477 * tree-ssa-propagate.c (fold_predicate_in): Update call to
9478 vrp_evaluate_conditional.
9479 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
9480 (vrp_evaluate_conditional): Split the cond argument.
9481 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
9482 (simplify_stmt_for_jump_threading): Update call to
9483 vrp_evaluate_conditional.
9485 2008-04-24 Ira Rosen <irar@il.ibm.com>
9487 PR tree-optimization/35982
9488 * tree-vect-analyze.c (vect_check_interleaving): Check that the
9489 interleaved data-refs are of the same type.
9491 2008-04-24 Danny Smith <dannysmith@users.net>
9493 * c-format.c (check_format_info_main): Use strncmp rather than a
9494 magic prefix to handle multichar length specs.
9495 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
9496 Don't prefix "I64" and "I32" with '\0'.
9498 2008-04-24 Jakub Jelinek <jakub@redhat.com>
9501 * config/i386/i386.c (init_cumulative_args): Don't pass anything
9502 in registers for -m32 only if stdarg_p (fntype).
9504 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
9506 PR rtl-optimization/36006
9507 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
9508 temp to op0 in order to avoid invalid rtx sharing.
9510 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
9512 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
9513 check TREE_INVARIANT.
9514 * tree-gimple.c (is_gimple_address): New.
9515 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
9516 * tree-gimple.h (is_gimple_address): New.
9517 * tree.h (decl_address_invariant_p): New.
9518 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
9519 (build_string): Likewise.
9520 (decl_address_invariant_p): New, from is_gimple_invariant_address.
9521 (tree_invariant_p_1): Likewise.
9522 (save_expr): Use it.
9523 (tree_invariant_p): New.
9524 (skip_simple_arithmetic): Use it.
9525 (stabilize_reference_1): Use it.
9526 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
9528 (build1_stat): Drop code to compute TREE_INVARIANT.
9529 (build2_stat): Drop code to compute TREE_INVARIANT.
9530 (build3_stat): Drop code to compute TREE_INVARIANT.
9531 (build4_stat): Drop code to compute TREE_INVARIANT.
9532 (build5_stat): Drop code to compute TREE_INVARIANT.
9533 (build7_stat): Drop code to compute TREE_INVARIANT.
9534 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
9535 * tree.h (struct tree_base): Remove invariant_flag.
9536 (TREE_INVARIANT): Remove.
9537 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
9538 (fold_builtin_expect): Check TREE_CONSTANT.
9539 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
9540 * c-tree.h (c_expr_to_decl): Drop third parameter.
9541 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
9542 (build_c_cast): Don't set TREE_INVARIANT.
9543 (pop_init_level): Don't set TREE_INVARIANT.
9544 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
9545 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
9547 (gimplify_init_constructor): Don't set TREE_INVARIANT.
9548 (gimplify_addr_expr): Adjust comment.
9549 * tree-mudflap.c (mf_build_string):
9550 * print-tree.c (print_node): Don't print TREE_INVARIANT.
9551 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
9552 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
9553 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
9554 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
9555 * langhooks.h (struct lang_hooks): Drop third parameter from
9558 2008-04-23 Richard Guenther <rguenther@suse.de>
9560 PR tree-optimization/27799
9561 PR tree-optimization/32921
9562 PR tree-optimization/32624
9563 * tree-ssa-structalias.c (merge_smts_into): Only merge the
9564 SMTs aliases and the tag itself into the solution.
9565 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
9566 merge the points-to solution back into the SMT aliases.
9567 (may_alias_p): Use alias_set_subset_of instead of
9568 aliases_conflict_p. A pointer which points to
9569 memory with alias set zero may access any variable.
9571 2008-04-23 Richard Guenther <rguenther@suse.de>
9573 * alias.c (alias_set_subset_of): Correctly handle asking
9574 if zero is a subset of an alias set with zero child.
9575 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
9576 (compute_flow_insensitive_aliasing): Correctly walk all
9577 pointers. Do not unnecessarily union sets.
9579 2008-04-23 Richard Guenther <rguenther@suse.de>
9582 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
9584 2008-04-22 Tomas Bily <tbily@suse.cz>
9586 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
9588 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
9590 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
9591 * tree-ssa-structalias.c (get_constraint_for): Likewise.
9592 * tree-inline.c (estimate_num_insns_1): Likewise.
9593 * varasm.c (const_hash_1, compare_constant, copy_constant)
9594 (compute_reloc_for_constant, output_addressed_constants): Likewise.
9595 * emit-rtl.c (component_ref_for_mem_expr)
9596 (set_mem_attributes_minus_bitpos): Likewise.
9597 * expr.c (highest_pow2_factor, expand_expr_real_1, )
9598 (is_aligning_offset): Likewise.
9599 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
9600 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
9601 * dojump.c (do_jump): Likewise.
9602 * builtins.c (get_pointer_alignment, get_memory_rtx)
9603 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
9604 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
9606 2008-04-23 Jakub Jelinek <jakub@redhat.com>
9608 PR rtl-optimization/36017
9609 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
9610 expanding the library call.
9612 2008-04-22 Ian Lance Taylor <iant@google.com>
9614 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
9617 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
9619 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
9620 of LR/CTR moves for Power6.
9622 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
9625 * passes.c (init_optimization_passes): Remove
9626 pass_fast_rtl_byte_dce.
9628 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
9631 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
9632 builtin functions to generate faster code.
9633 (_mm_cvtpu16_ps): Ditto.
9634 (_mm_cvtpi32x2_ps): Ditto.
9636 2008-04-22 Nick Clifton <nickc@redhat.com>
9638 * common.opt (ftree-loop-distribution): Add Optimization
9641 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
9642 (frv_expand_builtin_va_start): Likewise.
9644 * config/arm/arm.c (thumb_find_work_register): Fix location of
9645 argument register count.
9647 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9649 Support scheduling for ColdFire V1 and V3 microarchitecture.
9650 Improve scheduling of multiplication instructions.
9652 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
9653 (mac): New instruction attribute.
9654 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
9655 (m68k_sched_mac): New variable.
9656 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
9657 Handle cfv1 and cfv3.
9658 (max_insn_size): New static variable.
9659 (struct _sched_ib): New type.
9660 (sched_ib): New static variable.
9661 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
9662 to fields of 'struct _sched_ib sched_ib'. Update all uses.
9663 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
9665 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
9666 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
9667 new variables. Update.
9668 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
9669 Add modeling of cfv3 instruction buffer. Update.
9670 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
9671 * config/m68k/m68k.h (TUNE_CFV3): New macro.
9672 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
9673 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
9674 a particular reservation applies to.
9675 (type2): Reorganize attribute values. Rename alu to alu_reg,
9676 alu_l to alu, move_l to omove. Join move to alu. Split mul
9678 (cf_ib_*): Simplify description of instruction buffer.
9679 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
9680 (cf_mem): Split into cf_mem1 and cf_mem2.
9681 (cf_v2_move_??): Rename to cfv12_alu_??.
9682 (cf_v2_move_l_??): Rename to cfv12_omove_??.
9683 (cf_v2_mul_??): Remove reservations.
9684 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
9685 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
9686 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
9688 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
9689 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
9690 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
9691 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
9692 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
9693 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
9694 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
9695 expansions of the above reservations for instructions of sizes
9698 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9700 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
9702 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
9704 * coverage.c: Include tree-pass.h.
9705 (coverage_counter_alloc): Print da_file_name to the dump file.
9707 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
9709 * sbitmap.c (sbitmap_range_empty_p): New function.
9710 * sbitmap.h (sbitmap_range_empty_p): New function.
9711 * bitmap.h: Now includes obstack.h.
9713 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
9714 Kenneth Zadeck <zadeck@naturalbridge.com>
9716 * dbgcnt.def (ra_byte_scan): Added.
9717 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
9718 when the last hit happens for a counter.
9719 * timevar.def (TV_DF_BYTE_LR): New variable.
9720 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
9721 * passes.c (pass_fast_rtl_byte_dce): New pass.
9722 * fwprop.c (update_df): Added mode to call df_ref_create.
9723 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
9724 DF_REF_EXTRACT_OFFSET.
9725 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
9726 DF_BYTE_LR_OUT, df_byte_lr): New macro.
9728 (df_ref_extract): Added mode field.
9729 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
9730 DF_REF_EXTRACT_OFFSET.
9731 (DF_REF_EXTRACT_MODE): New macro.
9732 (df_byte_lr_bb_info): New structure.
9733 (df_print_byte_regset, df_compute_accessed_bytes,
9734 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
9735 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
9736 df_byte_lr_simulate_uses,
9737 df_byte_lr_simulate_artificial_refs_at_top,
9738 df_byte_lr_simulate_artificial_refs_at_end,
9739 df_compute_accessed_bytes): New function.
9740 (df_ref_create): Add parameter.
9741 (df_byte_lr_get_bb_info): New inline function.
9742 * df-scan.c (df_ref_record, df_uses_record,
9743 df_ref_create_structure): Added mode parameter.
9744 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
9745 df_defs_record, df_uses_record, df_get_conditional_uses,
9746 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
9747 df_entry_block_defs_collect, df_exit_block_uses_collect):
9748 Added mode parameter to calls to df_ref_record, df_uses_record,
9749 df_ref_create_structure.
9750 (df_ref_equal_p, df_ref_compare): Added test for modes.
9751 (df_ref_create_structure): Added code to set mode. Renamed
9752 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
9753 DF_REF_EXTRACT_OFFSET.
9754 * df-core.c (df_print_byte_regset): New function.
9755 * df-byte-scan.c: New file.
9756 * df-problems.c (df_rd_transfer_function): Removed unnecessary
9757 calls to BITMAP_FREE.
9758 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
9759 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
9760 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
9761 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
9762 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
9763 df_byte_lr_local_compute, df_byte_lr_init,
9764 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
9765 df_byte_lr_transfer_function, df_byte_lr_free,
9766 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
9767 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
9768 df_byte_lr_simulate_uses,
9769 df_byte_lr_simulate_artificial_refs_at_top,
9770 df_byte_lr_simulate_artificial_refs_at_end): New function.
9771 * dce.c (byte_dce_process_block): New function.
9772 (dce_process_block): au is now passed in rather than computed
9773 locally. Changed loops that look at artificial defs to not look
9774 for conditional or partial ones, because there never are any.
9775 (fast_dce): Now is able to drive byte_dce_process_block or
9776 dce_process_block depending on the kind of dce being done.
9777 (rest_of_handle_fast_dce): Add parameter to fast_dce.
9778 (rest_of_handle_fast_byte_dce): New function.
9779 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
9780 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
9782 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
9785 * gcc.h: Added fortran options that take arguments to
9786 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
9789 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
9791 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
9792 scalarization if on the LHS and not a full access.
9794 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9796 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
9798 2008-04-18 Rafael Espindola <espindola@google.com>
9800 * tree-vrp.c (find_case_label_index): Fix the binary search.
9801 (find_case_label_range): New.
9802 (vrp_visit_switch_stmt): Use find_case_label_range.
9803 (simplify_switch_using_ranges): Use find_case_label_range.
9805 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
9807 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
9808 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
9810 2008-04-18 Tom Tromey <tromey@redhat.com>
9813 * doc/cpp.texi (Implementation-defined behavior): Mention
9816 2008-04-18 Ian Lance Taylor <iant@google.com>
9818 * fold-const.c (pointer_may_wrap_p): New static function.
9819 (fold_comparison): Add another test for pointer overflow. Use
9820 pointer_may_wrap_p to disable some false positives.
9822 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
9824 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
9825 (fname_as_string): Match updated cpp_interpret_string prototype.
9826 (fix_string_type): Support char16_t* and char32_t*.
9827 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
9828 derivative) nodes. Register as builtin if C++0x.
9829 (c_parse_error): Support CPP_CHAR{16,32}.
9830 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
9831 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
9832 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
9833 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
9834 CTI_CHAR32_ARRAY_TYPE>: New elements.
9835 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
9836 char32_type_node, signed_char32_type_node, char16_array_type_node,
9837 char32_array_type_node): New defines.
9838 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
9839 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
9840 (lex_string): Support CPP_STRING{16,32}, match updated
9841 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
9842 (lex_charconst): Support CPP_CHAR{16,32}.
9843 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
9844 and CPP_STRING{16,32}.
9846 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
9849 * aclocal.m4: Regenerate.
9850 * configure: Regenerate.
9852 2008-04-18 Jan Hubicka <jh@suse.cz>
9854 * except.c (dw2_size_of_call_site_table,
9855 sjlj_size_of_call_site_table): Use vector API for call_site_record.
9857 * cgraphbuild.c (build_cgraph_edges): Update.
9858 * tree-pass.h: Update comment.
9859 * final.c (leaf_function_p): Update.
9860 (leaf_renumber_regs): Update.
9861 (rest_of_clean_state): Update.
9862 * omp-low.c (expand_omp_parallel): Update.
9863 * ipa-reference.c (analyze_function): Update.
9864 * reorg.c (find_end_label): Update.
9865 (optimize_skip): Update.
9866 (fill_simple_delay_slots): Update.
9867 (fill_simple_delay_slots): Update.
9868 (make_return_insns): Update.
9869 (dbr_schedule): Update.
9870 * gimple-low.c (record_vars_into): Update.
9871 * cfgbuild.c (make_edges): Update.
9872 * function.c (assign_stack_local): Update.
9873 (assign_parm_adjust_stack_rtl): Update.
9874 (locate_and_pad_parm): Update.
9875 (allocate_struct_function): Do not initialize stack_alignment_needed
9876 and preferred_stack_boundary here.
9877 (stack_protect_prologue): Update.
9878 (stack_protect_epilogue): Update.
9879 (expand_function_start): Initialize stack_alignment_needed,
9880 preferred_stack_boundary and max_jumptable_ents.
9881 (expand_function_end): Update.
9882 (free_after_compilation): Do not NULLify epilogue_delay_list.
9883 * function.h (struct rtl_data): Add stack_protect_guard,
9884 stack_alignment_needed,
9885 preferred_stack_boundary, epilogue_delay_list.
9886 (struct function): Remove value_histograms, stack_alignment_needed,
9887 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
9889 unexpanded_var_list, stack_protect_guard.
9890 (current_function_epilogue_delay_list): Remove.
9891 * ipa-type-escape.c (analyze_function): Update.
9892 * gimplify.c (pop_gimplify_context): Update comment.
9893 * calls.c (expand_call): Update.
9894 (emit_library_call_value_1): Update.
9895 * except.c (set_nothrow_function_flags): Update.
9896 * cfgexpand.c (get_decl_align_unit): Update.
9897 (create_stack_guard): Update.
9898 (estimated_stack_frame_size): Update.
9899 (expand_used_vars): Update.
9900 (tree_expand_cfg): Free histogram earliers, init expansion variables.
9901 * explow.c (allocate_dynamic_stack_space): Update.
9902 * tree-ssa-live.c (remove_unused_locals): Update.
9903 * varasm.c (mark_constant_pool): Update.
9904 * tree-inline.c (remap_decls): Update.
9905 (initialize_cfun): Update.
9906 (declare_return_variable): Update.
9907 (inline_forbidden_p): Update.
9908 (expand_call_inline): Update.
9909 (declare_inline_vars): Update.
9910 (tree_function_versioning): Update.
9911 * tree-flow.h (value_histograms): New.
9912 (VALUE_HISTOGRAMS): New macro.
9913 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
9915 * tree-cfg.c (set_bb_for_stmt): Update.
9916 (replace_by_duplicate_decl): Update.
9917 (move_block_to_fn): Update.
9918 (new_label_mapper): Update.
9919 (dump_function_to_file): Update.
9920 * ipa-struct-reorg.c (build_data_structure): Update.
9921 * cfgrtl.c (print_rtl_with_bb): Update.
9922 * reload1.c (reload): Update.
9924 * config/i386/i386.c (setup_incoming_varargs_64,
9925 ix86_compute_frame_layout): Update.
9926 * config/arc/arc.c (arc_output_function_epilogue): Update.
9928 2008-04-18 Marius Strobl <marius@FreeBSD.org>
9930 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
9931 for FreeBSD as well.
9932 * gthr-posix95.h: Likewise.
9934 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
9936 PR rtl-optimization/35838
9937 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
9938 out the byte offset of the first subreg.
9940 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
9942 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
9943 to split_ti instead of three separate calls with single member arrays.
9944 (subti3 splitter): Ditto.
9945 (adddi3 splitter): Ditto with split_di.
9946 (subdi3 splitter): Ditto.
9947 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
9948 two separate calls with single member arrays. Swap match_dup
9949 operands 1 and 2 to better fit into the array.
9950 (negdi2 splitter): Ditto with split_di.
9951 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
9952 two separate calls with single member arrays. Swap match_dup operands
9953 6 and 7 to better fit into the array.
9955 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
9957 * config/i386/i386.c (sse_builtin_type): New.
9958 (bdesc_sse_args): Likewise.
9959 (bdesc_sse_3arg): Removed.
9960 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
9961 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
9962 IX86_BUILTIN_ROUNDPS.
9963 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
9964 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
9965 IX86_BUILTIN_ROUNDPS.
9966 (ix86_expand_sse_4_operands_builtin): Removed.
9967 (ix86_expand_sse_operands_builtin): New.
9968 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
9969 and CODE_FOR_sse4_1_roundps.
9970 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
9971 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
9973 2008-04-17 Alan Modra <amodra@bigpond.net.au>
9976 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
9977 regs before frame pop when needed. If use_backchain_to_restore_sp
9978 then load backchain into a temp reg to restore vr and vrsave. Add
9979 code to restore vr after frame pop if possible.
9981 2008-04-17 Richard Guenther <rguenther@suse.de>
9983 * tree-vn.c (expressions_equal_p): Do not check type
9984 equality or compatibility before calling operand_equal_p.
9985 * fold-const.c (operand_equal_p): Check equivalence of
9986 integer constants before bailing out due to signedness or
9987 precision differences.
9988 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
9989 spurious differences in type qualification. Ignore types
9990 for COMPONENT_REFs at all.
9992 2008-04-17 Christian Bruel <christian.bruel@st.com>
9994 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
9995 msw_skip comparison.
9997 2008-04-16 Jakub Jelinek <jakub@redhat.com>
10000 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
10003 PR tree-optimization/35899
10004 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
10005 rather than TREE_OPERAND.
10007 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
10010 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
10011 temporary registers. Change operand predicate to general_operand.
10012 (remainderxf3): Ditto.
10014 2008-04-16 Richard Guenther <rguenther@suse.de>
10016 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
10017 * tree-affine.c (aff_combination_expand): Look through some
10020 2008-04-15 Doug Kwan <dougkwan@google.com>
10022 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
10024 * tree-pretty-print.c (dump_generic_node): Ditto.
10025 * final.c (output_addr_const): Ditto.
10026 * dwarf2out.c (output_cfi): Ditto.
10027 * c-pretty-print.c (pp_c_integer_constant): Ditto.
10028 * print-rtl.c (print_rtx): Ditto.
10029 * print-tree.c (print_node_brief, print_node): Ditto.
10030 * c-common.c (match_case_to_enum_1): Ditto.
10031 * sched-vis.c (print_value): Ditto.
10032 * config/i386/i386.c (print_operand): Cast to long unsigned int
10035 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
10036 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
10037 MS Windows VirtualProtect function.
10039 2008-04-15 Jan Hubicka <jh@suse.cz>
10041 * gengtype.c (write_root): Param_is argument is OK.
10042 * expr.c (expand_expr_real_1): Update call of get_exception_*.
10043 * function.h: Include varray.h
10044 (rtl_eh): New stucture based on except.c one.
10045 (call_site_record): New forward declaration and vector type.
10046 * calls.c (emit_call_1): Do not call
10047 note_current_region_may_contain_throw.
10048 * except.c (eh_status): Remove cur_region, try_region since they are
10050 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
10051 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
10052 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
10053 Remove call_site_data_used, call_site_data_size.
10054 Turn call_site_record into vector in function.h.
10055 (note_current_region_may_contain_throw): Remove.
10056 (get_exception_pointer, get_exception_filter): Do not take struct
10057 function argument; update.
10058 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
10059 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
10060 build_post_landing_pads, dw2_build_landing_pads,
10061 sjlj_assign_call_site_values, sjlj_mark_call_sites,
10062 sjlj_emit_function_enter, sjlj_emit_function_enter,
10063 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
10064 sjlj_build_landing_pads, finish_eh_generation,
10065 remove_exception_handler_label, remove_eh_handler,
10066 maybe_remove_eh_handler, add_reachable_handler,
10067 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
10068 add_action_record, collect_one_action_chain, add_call_site,
10069 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
10070 sjlj_output_call_site_table, output_function_exception_table,
10071 * except.h (note_current_region_may_contain_throw): Remove
10072 (get_exception_pointer, get_exception_filter): Do not take struct
10074 * Makefile.in (GTFILES): Put varargs before struct function.
10076 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
10078 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
10079 punt for STRING_CST.
10080 (get_constraint_for): Deal with STRING_CST here instead.
10082 2008-04-15 Richard Guenther <rguenther@suse.de>
10084 * tree-ssa-propagate.c (substitute_and_fold): Substitute
10085 statements in a basic-block with a backward walk. Do not
10086 substitute into dead statements but instead remove those.
10088 2008-04-15 Richard Guenther <rguenther@suse.de>
10090 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
10091 to zero, thus disable creation of SFTs.
10093 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
10095 * tree-predcom.c (suitable_reference_p): Return false if the
10096 reference can throw.
10098 2008-04-15 Jakub Jelinek <jakub@redhat.com>
10101 * c-decl.c (finish_decl): If extern or static var has variable
10102 size, set TREE_TYPE (decl) to error_mark_node.
10104 2008-04-15 Rafael Espindola <espindola@google.com>
10106 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
10109 2008-04-15 Richard Guenther <rguenther@suse.de>
10111 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
10112 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
10113 (visit_reference_op_load): Do walk vuse-vdef chains on
10114 vn_reference_lookup.
10115 (visit_reference_op_store): But do not here.
10116 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
10117 vn_reference_lookup.
10118 (vn_lookup_with_vuses): But do so here.
10120 2008-04-14 Ian Lance Taylor <iant@google.com>
10122 * fold-const.c (fold_overflow_warning): Remove assertion.
10124 2008-04-15 Ben Elliston <bje@au.ibm.com>
10126 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
10127 temp1 local variables.
10129 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
10132 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
10133 ".text.unlikely" section as executable.
10135 2008-04-14 James E. Wilson <wilson@tuliptree.org>
10137 * config/ia64/ia64.c (rtx_needs_barrier): Handle
10138 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
10139 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
10140 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
10141 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
10142 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
10143 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
10145 2008-04-14 Ian Lance Taylor <iant@google.com>
10147 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
10148 * fold-const.c (fold_comparison): If appropriate, test
10149 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
10150 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
10151 reassociating a pointer type.
10152 * doc/invoke.texi (Optimize Options): Document that
10153 -fstrict-overflow applies to pointer wraparound.
10155 2008-04-13 Jan Hubicka <jh@suse.cz>
10157 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
10159 2008-04-12 Andrew Pinski <pinskia@gmail.com>
10161 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
10162 we are going to "save the world".
10164 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
10166 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
10167 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
10168 operand 0 constraint, not "=".
10170 2008-04-11 James E. Wilson <wilson@tuliptree.org>
10172 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
10174 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
10176 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
10177 of size of positions_needed * CHAR_BIT.
10179 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
10181 PR middle-end/35897
10182 * dse.c (store_info): Change positions_needed to unsigned
10184 (lowpart_bitmask): New.
10185 (record_store): Cast to unsigned HOST_WIDE_INT for
10186 positions_needed. Assert width <= size of positions_needed *
10187 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
10188 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
10189 lowpart_bitmask to set mask.
10191 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
10193 * config/bfin/constraints.md: New file.
10194 * config/bfin/bfin.md: Include it.
10195 (adddi3): Use satisfies_constraint functions instead of the old macros.
10196 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
10197 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
10198 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
10199 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
10200 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
10201 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
10202 EXTRA_CONSTRAINT): Delete.
10203 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
10204 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
10206 * config/bfin/bfin.c: Include "tm-constrs.h".
10207 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
10208 Use satisfies_constraint functions instead of the old macros.
10209 * doc/md.texi (Blackfin Constraints): Update file name reference.
10211 2008-04-11 Richard Guenther <rguenther@suse.de>
10213 PR tree-optimization/35869
10214 * tree-vrp.c (execute_vrp): Move switch statement update after
10215 jump threading. Schedule another cfg cleanup run.
10217 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
10220 * attribs.c (decl_attributes): Return early on errorneous node.
10222 2008-04-10 Oleg Ryjkov <olegr@google.com>
10224 * tree.h (struct tree_base): Added a new flag default_def_flag.
10225 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
10227 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
10229 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
10231 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10234 * pa.md: Define mode iterator P. Define mode attribute dwc.
10235 (dcacheflush): Update pattern to use iterator P and attribute dwc.
10236 (icacheflush): Likewise.
10237 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
10238 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
10240 2008-04-11 Ben Elliston <bje@au.ibm.com>
10242 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
10244 2008-04-10 Rafael Espindola <espindola@google.com>
10246 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
10247 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
10248 (extract_range_from_expr): The same.
10250 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
10252 * config/mips/mips.md (GPR2): New mode iterator.
10253 (seq): Add comment.
10254 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
10255 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
10256 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
10257 Rewrite these to take two modes, the mode of comparison and the
10258 mode of the destination.
10259 * config/mips/mips.c (mips_expand_scc): Instead of having
10260 paradoxical subreg as destination, expand "narrowing" scc if mode
10261 of comparison is SI and target is requested in DI mode.
10262 (mips_emit_int_order_test): Update comment. Make mode of
10263 comparison match CMP0 rather than TARGET. When creating inverse
10264 target use mode of TARGET.
10266 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
10268 * gcov-dump.c (tag_summary): Only print summaries for the first
10269 GCOV_COUNTERS_SUMMABLE counters.
10271 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
10273 * config/i386/i386.md (absneg): New code iterator.
10274 (absnegprefix): New code attribute.
10275 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
10276 patterns using absneg code iterator.
10277 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
10278 using absneg code iterator.
10279 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
10280 *neg<mode>2 patterns using absneg code iterator.
10281 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
10282 *negextendsfdf2 patterns using absneg code iterator.
10283 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
10284 *negextendsfxf2 patterns using absneg code iterator.
10285 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
10286 *negextendsfdf2 patterns using absneg code iterator.
10287 * config/i386/sse.md (<code><mode>2): Macroize expander from
10288 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
10290 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
10292 * config/s390/s390.h: Remove the remains of the recent search
10293 & replace action of current_function_outgoing_args_size.
10295 2008-04-10 Ira Rosen <irar@il.ibm.com>
10297 PR tree-optimization/35821
10298 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
10299 NEW_STMT_LIST is not NULL.
10301 2008-04-09 David Edelsohn <edelsohn@gnu.org>
10304 * toplev.c (process_options): Remove -ffunction-sections debugging
10307 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
10309 PR middle-end/PR28690
10310 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
10311 than gen_rtx_fmt_ee to perform more canonicalizations.
10313 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10316 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
10318 2008-04-09 Richard Guenther <rguenther@suse.de>
10320 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
10321 (dump_function_to_file): Dump function arguments with types.
10323 2008-04-08 Richard Guenther <rguenther@suse.de>
10325 * fold-const.c (fold_widened_comparison): Do not allow
10326 sign-changes that change the result.
10328 2008-04-08 Janis Johnson <janis187@us.ibm.com>
10331 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
10332 kinds of indirect references.
10334 2008-04-08 David Edelsohn <edelsohn@gnu.org>
10336 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
10337 GNU Fortran language string.
10339 2008-04-08 Rafael Espindola <espindola@google.com>
10341 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
10342 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
10343 * tree.h (tree_call_nonnegative_warnv_p): New.
10345 2008-04-08 Jan Hubicka <jh@suse.cz>
10347 * function.c (free_after_compilation): Clear out regno_reg_rtx
10350 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
10353 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
10355 PR middle-end/PR28690
10356 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
10357 same precedence as REG_POINTER and MEM_POINTER operands.
10359 2008-04-08 Richard Guenther <rguenther@suse.de>
10361 PR middle-end/35834
10362 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
10363 for adding index to base.
10365 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
10367 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
10368 (MINGW_ENABLE_EXECUTE_STACK): New.
10369 (IN_LIBGCC2): For libgcc include windows.h file for
10370 function declarations.
10372 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
10374 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
10375 and tem2 if tem1 is not a REG or MULT.
10377 2008-04-08 Jan Hubicka <jh@suse.cz>
10379 * function.h (incomming_args): Break out of struct function.
10380 (function_subsections): Break out of struct function.
10381 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
10382 return_rtx and hard_reg_initial_vals from struct function.
10383 Kill inl_max_label_num.
10384 (current_function_pops_args, current_function_args_info,
10385 current_function_args_size, current_function_args_size,
10386 current_function_pretend_args_size,
10387 current_function_outgoing_args_size,
10388 current_function_internal_arg_pointer, current_function_return_rtx):
10389 Kill compatibility accestor macros.
10390 * builtins.c (expand_builtin_apply_args_1): Update.
10391 (expand_builtin_next_arg): Update.
10392 * df-scan.c (df_get_call_refs): Update.
10393 * dbxout.c (dbxout_function_end): Update.
10394 * dwarf2out.c (dwarf2out_switch_text_section): Update.
10395 (output_line_info): Update.
10396 (secname_for_decl): Update.
10397 (dwarf2out_var_location): Update.
10398 * function.c (free_after_compilation): Update.
10399 (assign_parm_find_stack_rtl): Update.
10400 (assign_parms): Update.
10401 (expand_dummy_function_end): Update.
10402 (expand_function_end): Update.
10403 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
10404 (expand_call): Update.
10405 (emit_library_call_value_1): Update.
10406 (store_one_arg): Update.
10407 * varasm.c (initialize_cold_section_name): Update.
10408 (unlikely_text_section): Update.
10409 (unlikely_text_section_p): Update.
10410 (assemble_start_function): Update.
10411 (assemble_end_function): Update.
10412 (default_section_type_flags): Update.
10413 (switch_to_section): Update.
10414 * integrate.c (set_decl_abstract_flags): Update.
10415 (get_hard_reg_initial_val): Update.
10416 (has_hard_reg_initial_val): Update.
10417 (allocate_initial_values): Update.
10418 * resource.c (init_resource_info): Update.
10419 * config/alpha/alpha.c (NUM_ARGS): Update.
10420 (direct_return): Update.
10421 (alpha_va_start): Update.
10422 (alpha_sa_size): Update.
10423 (alpha_initial_elimination_offset): Update.
10424 (alpha_expand_prologue): Update.
10425 (alpha_start_function): Update.
10426 (alpha_expand_epilogue): Update.
10427 (unicosmk_initial_elimination_offset):
10428 * config/alpha/alpha.md (call expander): Update.
10429 * config/s390/s390.c (s390_register_info): Update.
10430 (s390_register_info): Update.
10431 (s390_frame_info): Update.
10432 (s390_initial_elimination_offset): Update.
10433 (s390_build_builtin_va_list): Update.
10434 (s390_va_start): Update.
10435 * config/spu/spu.c (direct_return): Update.
10436 (spu_expand_prologue): Update.
10437 (spu_initial_elimination_offset): Update.
10438 (spu_build_builtin_va_list): Update.
10439 (spu_va_start): Update.
10440 * config/sparc/sparc.c (sparc_init_modes): Update.
10441 (sparc_compute_frame_size): Update.
10442 (function_value): Update.
10443 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
10444 * config/i386/i386.md (return expander): Update.
10445 * config/i386/i386.c (ix86_va_start): Update.
10446 (ix86_can_use_return_insn_p): Update.
10447 (ix86_compute_frame_layout): Update.
10448 (ix86_expand_epilogue): Update.
10449 * config/sh/sh.c (output_stack_adjust): Update.
10450 (calc_live_regs): Update.
10451 (sh_expand_prologue): Update.
10452 (sh_builtin_saveregs): Update.
10453 (sh_va_start): Update.
10454 (initial_elimination_offset): Update.
10455 (sh_allocate_initial_value): Update.
10456 (sh_function_ok_for_sibcall): Update.
10457 (sh_get_pr_initial_val): Update.
10458 * config/sh/sh.md (return expander): Update.
10459 * config/avr/avr.c (frame_pointer_required_p): UPdate.
10460 * config/crx/crx.c (crx_compute_frame): UPdate.
10461 (crx_initial_elimination_offset): UPdate.
10462 * config/xtensa/xtensa.c (compute_frame_size): Update
10463 (xtensa_builtin_saveregs): Update.
10464 (xtensa_va_start): Update.
10465 (order_regs_for_local_alloc): Update.
10466 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
10467 (xstormy16_expand_builtin_va_start): Update.
10468 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
10469 * config/m68hc11/m68hc11.md (return expanders): Update.
10470 * config/m68hc11/m68hc11.c (expand_prologue): Update.
10471 (expand_epilogue): Update.
10472 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
10473 (cris_simple_epilogue): Update.
10474 (cris_expand_prologue): Update.
10475 (cris_expand_epilogue): Update.
10476 * config/iq2000/iq2000.c (iq2000_va_start): Update.
10477 (compute_frame_size): Update.
10478 * config/mt/mt.c (mt_compute_frame_size): Update.
10479 * config/mn10300/mn10300.c (expand_prologue): Update.
10480 (expand_epilogue): Update.
10481 (initial_offset): Update.
10482 (mn10300_builtin_saveregs):
10483 * config/mn10300/mn10300.md (return expander): Update.
10484 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
10485 (ia64_initial_elimination_offset): Update.
10486 (ia64_initial_elimination_offset): Update.
10487 (ia64_expand_prologue): Update.
10488 * config/m68k/m68k.md (return expander): Update.
10489 * config/rs6000/rs6000.c (rs6000_va_start): Update.
10490 (rs6000_stack_info): Update.
10491 * config/mcore/mcore.c (layout_mcore_frame): Update.
10492 (mcore_expand_prolog): Update.
10493 * config/arc/arc.c (arc_compute_frame_size): Update.
10494 * config/score/score3.c (score3_compute_frame_size): Update.
10495 * config/score/score7.c (score7_compute_frame_size): Update.
10496 * config/arm/arm.c (use_return_insn): Update.
10497 (thumb_find_work_register): Update.
10498 (arm_compute_save_reg_mask): Update.
10499 (arm_output_function_prologue): Update.
10500 (arm_output_epilogue): Update.
10501 (arm_size_return_regs): Update.
10502 (arm_get_frame_offsets): Update.
10503 (arm_expand_prologue): Update.
10504 (thumb_exit): Update.
10505 (thumb_unexpanded_epilogue): Update.
10506 (thumb1_output_function_prologue): Update.
10507 * config/pa/pa.md (return expander): Update.
10508 * config/pa/pa.c (compute_frame_size): Update.
10509 (hppa_builtin_saveregs): Update.
10510 * config/mips/mips.c (mips_va_start): Update.
10511 (mips16_build_function_stub): Update.
10512 (mips_compute_frame_info): Update.
10513 (mips_restore_gp): Update.
10514 (mips_output_function_prologue): Update.
10515 (mips_expand_prologue): Update.
10516 * config/v850/v850.c (compute_frame_size): Update.
10517 (expand_prologue): * config/mmix/mmix.c (along): update.
10518 (mmix_initial_elimination_offset): update.
10519 (mmix_reorg): update.
10520 (mmix_use_simple_return): update.
10521 (mmix_expand_prologue): update.
10522 (mmix_expand_epilogue): Update.
10523 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
10524 (emit_link_insn): Update.
10526 2008-04-08 Anatoly Sokolov <aesok@post.ru>
10528 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
10529 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
10531 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
10534 2008-04-07 Jan Hubicka <jh@suse.cz>
10536 * function.h (rtl): Rename to x_rtl.
10537 (crtl): New define.
10538 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
10539 frame_offset, stack_check_probe_note, arg_pointer_save_area,
10540 used_temp_slots avail_temp_slots, temp_slot_level,
10541 nonlocal_goto_handler_labels): Update accesstors.
10542 (rtl): New global variable.
10543 (struct function): Move some fileds to rtl_data.
10544 (get_arg_pointer_save_area): Update prototype.
10545 * builtins.c (expand_builtin_setjmp_receiver): Update call of
10546 get_arg_pointer_save_area.
10547 * expr.c (init_expr): Update
10548 * function.c (get_frame_size): Update
10549 (assign_stack_local): Update
10550 (expand_function_end): Update.
10551 (get_art_pointer_save_area): Update
10553 * emit-rtl.c (rtl): Declare.
10554 (regno_reg_rtx): Declare.
10555 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
10557 (gen_reg_rtx): Update.
10558 * varasm.c (n_deferred_constatns): Update accestor.
10559 (init_varasm_status): Do not allocate varasm_status.
10560 (force_const_mem, get_pool_size, output_constant_pool): Update.
10561 * stmt.c (force_label_rtx): Do not use x_ prefixes.
10562 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
10563 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
10564 * sparc/sparc.h (INIT_EXPANDERS): Update.
10565 * ia64/ia64.h (INIT_EXPANDERS): Update.
10567 2008-04-07 James E. Wilson <wilson@tuliptree.org>
10569 * reload.c (push_secondary_reload): Add missing break to for loop.
10571 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
10573 PR middle-end/PR28690
10574 * rtlanal.c: Update copyright years.
10575 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
10576 as REG_POINTER and MEM_POINTER operands.
10577 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
10578 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
10579 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
10580 * gcse.c: Update copyright years.
10581 (pre_delete): Call gen_reg_rtx_and_attrs.
10582 (hoist_code): Likewise.
10583 (build_store_vectors): Likewise.
10584 (delete_store): Likewise.
10585 * loop-invariant.c (move_invariant_reg): Likewise.
10586 Update copyright years.
10588 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
10590 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
10591 control string instead of quoted.
10593 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
10595 * doc/rtl.texi: Rewrite of subreg section.
10597 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
10600 * config/i386/i386.c (legitimize_pic_address): Add treating
10601 of dllimport SYM_REF's.
10602 (legitimize_dllimport_symbol): Add prototype.
10604 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
10606 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
10607 reference in constructor with non self-referential type.
10609 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
10611 Removal of Return with Depressed Stack Pointer support
10612 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
10613 (ECF_SP_DEPRESSED): Likewise.
10614 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
10615 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
10616 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
10617 (expand_call): Do not test ECF_SP_DEPRESSED.
10618 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
10619 * function.c (keep_stack_depressed): Delete.
10620 (handle_epilogue_set): Likewise.
10621 (update_epilogue_consts): Likewise.
10622 (emit_equiv_load): Likewise.
10623 (thread_prologue_and_epilogue_insns): Remove support for Return with
10624 Depressed Stack Pointer.
10625 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
10627 2008-04-06 Richard Guenther <rguenther@suse.de>
10629 PR tree-optimization/35400
10630 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
10631 information from SSA_NAMEs.
10633 2008-04-06 Anatoly Sokolov <aesok@post.ru>
10635 * config/avr/avr.h (avr_mega_p): Remove declaration.
10636 (AVR_MEGA): Remove macro.
10637 * config/avr/avr.c (avr_mega_p): Remove variable.
10638 (avr_override_options): Remove inicializion of avr_mega_p.
10639 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
10640 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
10641 (avr_jump_mode): (Ditto.).
10642 (avr_output_progmem_section_asm_op): (Ditto.).
10643 (avr_asm_init_sections): (Ditto.).
10644 (avr_asm_init_sections): (Ditto.).
10645 (avr_rtx_costs): (Ditto.).
10646 * config/avr/avr.md: (Ditto.).
10647 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
10650 2008-04-06 Richard Guenther <rguenther@suse.de>
10652 PR tree-optimization/35842
10653 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
10654 is_gimple_invariant_address.
10656 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10658 * gcc.c (default_compilers): Sync Fortran extensions list with
10659 that in fortran/lang-specs.h.
10660 * doc/invoke.texi: Likewise.
10661 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
10662 * dwarf2out.c (gen_compile_unit_die): Likewise.
10664 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
10666 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
10668 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
10671 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
10672 attribute is used for nested functions.
10674 2008-04-05 Jan Hubicka <jh@suse.cz>
10676 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
10678 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
10680 (dump_files): Update.
10681 (enable_rtl_dump_file): Do not accept letter argument.
10682 * tree-pass.h (dump_file_info): Remove letter argument.
10683 * toplev.c (decode_d_option): Update -da handling.
10684 * toplev.h (enable_rtl_dump_file): Update prototype.
10685 * passes.c (register_one_dump_file): Do not accept IPA argument; work
10686 it out based on pass type.
10687 (register_dump_files_1): Likewise.
10688 (init_optimization_passes): Update register_one_dump_file calls.
10689 (execute_one_pass): Sanity check that IPA passes are called at IPA
10690 level and RTL passes at RTL level.
10691 (execute_pass_list): IPA pass can not be after or subpass of
10693 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
10694 disallov RTL subpasses of IPA subpasses.
10696 2008-04-05 Ben Elliston <bje@au.ibm.com>
10698 * tree-cfg.c (need_fake_edge_p): Return false for calls to
10699 builtins that return exactly once and do not throw. Cache call to
10702 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
10704 PR rtl-optimization/34916
10705 PR middle-end/35519
10706 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
10707 between instruction pairs.
10709 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
10711 * doc/invoke.texi: Document -mbitops for SH.
10712 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
10713 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
10714 * config/sh/sh.c (print_operand): Add %t operand code.
10715 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
10716 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
10717 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
10718 (extendqihi2): Likewise.
10719 (movqi_i): Likewise.
10720 (insv): Use bset, bclr and bst instructions for SH2A if possible.
10721 (extv): Use bld instruction for SH2A if possible.
10723 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
10724 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
10725 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
10726 (bset.b, bclr.b): Define peepholes.
10727 * config/sh/sh.opt (mbitops): New option.
10729 2008-04-04 Janis Johnson <janis187@us.ibm.com>
10732 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
10733 and view convert expression.
10735 2008-04-04 Jakub Jelinek <jakub@redhat.com>
10738 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10740 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
10742 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
10744 * config/i386/cpuid.h (bit_AES): New.
10745 (bit_PCLMUL): Likewise.
10747 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
10748 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
10749 SSE2 if AES or PCLMUL is enabled.
10750 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
10751 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
10752 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
10753 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
10754 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
10755 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
10756 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
10757 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
10758 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
10759 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
10760 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
10761 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
10762 __builtin_ia32_aeskeygenassist128 and
10763 __builtin_ia32_pclmulqdq128.
10764 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
10765 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
10766 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
10768 * config/i386/i386.h (TARGET_AES): New.
10769 (TARGET_PCLMUL): Likewise.
10770 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
10772 * config/i386/i386.md (UNSPEC_AESENC): New.
10773 (UNSPEC_AESENCLAST): Likewise.
10774 (UNSPEC_AESDEC): Likewise.
10775 (UNSPEC_AESDECLAST): Likewise.
10776 (UNSPEC_AESIMC): Likewise.
10777 (UNSPEC_AESKEYGENASSIST): Likewise.
10778 (UNSPEC_PCLMUL): Likewise.
10780 * config/i386/i386.opt (maes): New.
10781 (mpclmul): Likewise.
10783 * config/i386/sse.md (aesenc): New pattern.
10784 (aesenclast): Likewise.
10785 (aesdec): Likewise.
10786 (aesdeclast): Likewise.
10787 (aesimc): Likewise.
10788 (aeskeygenassist): Likewise.
10789 (pclmulqdq): Likewise.
10791 * config/i386/wmmintrin.h: New.
10793 * doc/extend.texi: Document AES and PCLMUL built-in function.
10795 * doc/invoke.texi: Document -maes and -mpclmul.
10797 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
10799 * function.c (free_after_parsing): Replace with
10800 cxx_push_function_context from C++ front-end.
10801 (allocate_struct_function): Don't call langhook.
10802 * langhooks.h (struct lang_hooks_for_functions): Delete.
10803 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
10805 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
10806 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
10807 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
10808 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
10809 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
10810 remove LANG_HOOKS_FUNCTION_INITIALIZER.
10811 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
10813 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
10814 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
10816 2008-04-04 Jakub Jelinek <jakub@redhat.com>
10819 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
10822 2008-04-04 Richard Guenther <rguenther@suse.de>
10824 PR middle-end/35823
10825 * fold-const.c (optimize_minmax_comparison): Use the correct
10826 type for the constant in the simplified comparison.
10828 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
10830 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
10831 Pass L2 size as "--param l2-cache-size" to the compiler.
10832 (decode_l2_cache): New function to decode L2 cache parameters using
10833 0x8000006 extended cpuid function.
10834 (detect_caches_amd): Determine parameters of L2 cache using
10835 decode_l2_caches function.
10836 (decode_caches_intel): Decode L2 cache parameters.
10837 (detect_caches_intel): Determine L2 cache parameters using
10838 decode_caches_intel and decode_l2_caches functions.
10840 2008-04-03 Bob Wilson <bob.wilson@acm.org>
10842 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
10843 secondary input reload for subword loads from the constant pool.
10845 2008-04-03 Janis Johnson <janis187@us.ibm.com>
10848 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
10849 constants of the appropriate size for runtime calculations.
10852 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
10853 decimal-float literal constant zero.
10855 2008-04-03 Jakub Jelinek <jakub@redhat.com>
10858 * c-parser.c (c_parser_omp_atomic): Call
10859 default_function_array_conversion on the RHS.
10861 PR middle-end/35818
10862 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
10863 call is_variable_sized if decl has incomplete type.
10865 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
10867 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
10869 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
10871 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
10873 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
10874 (sgt<u>): Merge sgt and sgtu into new expander.
10875 (sgt, sgtu): Remove expanders.
10876 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
10877 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
10878 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
10879 *sgtu_<mode>_mips16 into new pattern.
10880 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
10881 (sge<u>): Merge sge and sgeu into new expander.
10882 (sge, sgeu): Remove expanders.
10883 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
10885 (*sge_<mode>, second *sge_<mode>): Remove patterns.
10886 (slt<u>): Merge slt and sltu into new expander.
10887 (slt, sltu): Remove expanders.
10888 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
10889 (*slt_<mode>, *sltu_<mode>): Remove patterns.
10890 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
10891 *sltu_<mode>_mips16 into new pattern.
10892 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
10893 (sle<u>): Merge sle and sleu into new expander.
10894 (sle, sleu): Remove expanders.
10895 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
10896 (*sle_<mode>, *sleu_<mode>): Remove patterns.
10897 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
10898 *sleu_<mode>_mips16 into new pattern.
10899 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
10901 2008-04-03 Jan Hubicka <jh@suse.cz>
10903 PR tree-optimization/35795
10904 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
10905 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10906 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
10907 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10908 * score/score3.c (score3_output_mi_thunk): Likewise.
10909 * score/score7.c (score7_output_mi_thunk): Likewise.
10910 * mips/mips.c (mips_output_mi_thunk): Likewise.
10912 2008-04-03 Richard Guenther <rguenther@suse.de>
10914 * tree-vrp.c (extract_range_from_unary_expr): Handle all
10915 conversions. Simplify code.
10917 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
10919 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
10921 2008-04-03 Tom Tromey <tromey@redhat.com>
10922 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10924 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
10925 * config/bfin/t-bfin-linux (generated_files): Add
10926 linux-sysroot-suffix.h.
10927 * doc/install.texi (Prerequisites): Require make 3.80.
10928 * doc/sourcebuild.texi (Front End Directory): Document new
10930 * Makefile.in (generated_files): New variable.
10931 (ALL_HOST_OBJS): New variable.
10932 ($(ALL_HOST_OBJS)): New target.
10934 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
10936 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
10937 (remap_block): Call id->transform_lang_insert_block instead
10939 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
10940 Set id.transform_lang_insert_block to NULL.
10941 (clone_body): Move to cp/optimize.c
10942 * tree-inline.h (struct copy_body_data): Change
10943 transform_lang_insert_block to function pointer.
10944 (copy_generic_body, copy_decl_no_change): Export.
10945 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
10946 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
10947 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
10949 * c-tree.h (insert_block): Kill.
10950 * c-decl.c (insert_block): Kill.
10952 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
10954 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
10955 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
10956 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
10958 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
10959 argument, call {push,pop}_function_context from here.
10960 * c-parser.c: Use c_{push,pop}_function_context.
10962 * function.c (push_function_context_to): Move meat ...
10963 (push_function_context): ... here. Simplify.
10964 * function.c (pop_function_context_from): Move meat ...
10965 (pop_function_context): ... here. Simplify.
10966 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
10968 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
10969 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
10970 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
10971 * tree.h (push_function_context_to, pop_function_context_from): Remove.
10973 2008-04-03 Ben Elliston <bje@au.ibm.com>
10975 * expmed.c (extract_force_align_mem_bit_field): Remove.
10977 2008-04-03 Richard Guenther <rguenther@suse.de>
10979 PR middle-end/35800
10980 * expr.h (try_casesi): Adjust prototype.
10981 * expr.c (try_casesi): Take fallback label as extra parameter.
10982 Use that for gen_casesi if default_label is NULL.
10983 * stmt.c (expand_case): Pass fallback label to try_casesi,
10984 make sure to fill gaps with a fallback label if default_label
10987 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
10990 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
10992 2008-04-03 Ben Elliston <bje@au.ibm.com>
10994 * expmed.c (extract_split_bit_field): Remove if (0) code.
10995 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
10996 (do_ds_constraint): Likewise.
10998 2008-04-02 Joseph Myers <joseph@codesourcery.com>
11000 * doc/cppopts.texi (-dU): Document.
11001 * c-common.h (flag_dump_macros): Update comment.
11002 * c-opts.c (handle_OPT_d): Handle -dU.
11003 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
11004 dump_queued_macros, cb_used_define, cb_used_undef): New.
11005 (init_pp_output): Handle -dU.
11006 (cb_line_change): Call dump_queued_macros.
11007 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
11009 2008-04-02 Anatoly Sokolov <aesok@post.ru>
11011 * config/avr/predicates.md (io_address_operand): New predicate.
11012 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
11013 * config/avr/avr.c (avr_io_address_p): Remove function.
11014 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
11015 'avr_io_address_p' function.
11016 (out_movhi_r_mr): (Ditto.).
11017 (out_movqi_mr_r): (Ditto.).
11018 (out_movhi_mr_r): (Ditto.).
11019 (avr_address_cost): (Ditto.).
11021 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
11023 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
11024 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
11025 in 32bit mode when XMM registers are available to avoid store
11027 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
11028 corresponding post-reload splitters.
11030 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
11032 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
11033 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
11034 __builtin_ia32_roundss.
11035 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
11036 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
11037 __builtin_ia32_roundss.
11038 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
11039 IX86_BUILTIN_SHUFPD here.
11041 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
11043 * config/i386/i386.md (plogic): New.
11044 (plogicprefix): Likewise.
11046 * config/i386/mmx.md (mmx_<code><mode>3): New.
11047 (mmx_and<mode>3): Removed.
11048 (mmx_ior<mode>3): Likewise.
11049 (mmx_xor<mode>3): Likewise.
11051 * config/i386/sse.md (<code><mode>3): New.
11052 (*<code><mode>3): Likewise.
11053 (*<code><mode>3): Likewise.
11054 (<code><mode>3): Likewise.
11055 (*sse_<code><mode>3): Likewise.
11056 (*sse2_<code><mode>3): Likewise.
11057 (<code>tf3): Likewise.
11058 (*<code>tf3): Likewise.
11059 (and<mode>3): Likewise.
11060 (*and<mode>3): Likewise.
11061 (ior<mode>3): Removed.
11062 (*ior<mode>3): Likewise.
11063 (xor<mode>3): Likewise.
11064 (*xor<mode>3): Likewise.
11065 (*and<mode>3): Likewise.
11066 (*ior<mode>3): Likewise.
11067 (*xor<mode>3): Likewise.
11068 (and<mode>3): Likewise.
11069 (*sse_and<mode>3): Likewise.
11070 (*sse2_and<mode>3): Likewise.
11071 (andtf3): Likewise.
11072 (*andtf3): Likewise.
11073 (ior<mode>3): Likewise.
11074 (*sse_ior<mode>3): Likewise.
11075 (*sse2_ior<mode>3): Likewise.
11076 (iortf3): Likewise.
11077 (*iortf3): Likewise.
11078 (xor<mode>3): Likewise.
11079 (*sse_xor<mode>3): Likewise.
11080 (*sse2_xor<mode>3): Likewise.
11081 (xortf3): Likewise.
11082 (*xortf3): Likewise.
11084 2008-04-02 Richard Guenther <rguenther@suse.de>
11086 PR tree-optimization/14495
11087 PR tree-optimization/34793
11088 * tree-vrp.c (struct switch_update): New structure.
11089 (to_remove_edges, to_update_switch_stmts): New VECs.
11090 (simplify_switch_using_ranges): New function. Remove not taken
11091 case labels and edges.
11092 (simplify_stmt_using_ranges): Call it.
11093 (identify_jump_threads): Mark edges we have queued for removal
11094 so we don't thread them.
11095 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
11097 * tree-cfg.c (group_case_labels): Deal with missing default label.
11098 (tree_verify_flow_info): Allow missing default label.
11099 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
11100 (emit_case_nodes): Likewise.
11101 (expand_case): Do not rely on the default label to be present.
11102 * expr.c (try_casesi): Deal with NULL default_label.
11103 (do_tablejump): Likewise.
11105 2008-04-02 Richard Guenther <rguenther@suse.de>
11107 PR tree-optimization/14495
11108 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
11109 SWITCH_EXPR here ...
11110 (vrp_visit_switch_stmt): ... but here (new function).
11111 (find_case_label_index): New helper function.
11112 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
11114 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
11116 * fwprop.c: Fix ISO-C99ism.
11118 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
11121 * Makefile.in (objdir): Set it here.
11122 * configure.ac: Not here. Find dynamic linker characteristics.
11123 * exec-tool.in: Use them.
11124 * aclocal.m4: Regenerate.
11125 * configure: Regenerate.
11127 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
11129 * expr.c (expand_var): Delete it.
11130 * expr.h (expand_var): Delete prototype.
11131 * function.c (expand_function_start): Use expand_decl instead.
11132 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
11135 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
11137 PR rtl-optimization/35542
11138 * fwprop.c (forward_propagate_and_simplify): Replace
11139 loc_reg_mentioned_in_p with reg_mentioned_p.
11141 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
11143 PR rtl-optimization/35281
11144 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
11145 (propagate_rtx_1): Handle PR_HANDLE_MEM.
11146 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
11147 (varying_mem_p): Move above propagate_rtx.
11148 (all_uses_available_at): Do not check MEMs.
11150 2008-04-02 Rafael Espindola <espindola@google.com>
11152 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
11153 (register_edge_assert_for_2): Split the cond argument.
11154 (register_edge_assert_for_1): Adjust for the change in
11155 register_edge_assert_for_2.
11156 (register_edge_assert_for): Split the cond argument.
11157 (find_switch_asserts): Adjust for the change in
11158 register_edge_assert_for.
11160 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
11162 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
11163 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
11164 offsets for 64-bit mingw.
11165 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
11166 abi for x86_64-pc-mingw.
11168 2008-04-02 Richard Guenther <rguenther@suse.de>
11170 * tree-vrp.c (extract_range_from_assert): Make sure to not
11171 produce range min/max with TREE_OVERFOW set.
11172 If merging a anti-range and a range keep the anti-range if
11173 the range covers all values of the type.
11174 (register_edge_assert_for_2): Only allow sign-changing
11175 conversions in detecting canonical range checks. Also
11176 register an assert for the unsigned name if useful.
11178 PR tree-optimization/35787
11179 * tree-vrp.c (vrp_val_max): New function.
11180 (vrp_val_min): Likewise.
11181 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
11182 (vrp_val_is_min): Likewise.
11183 (supports_overflow_infinity): Use vrp_val_{min,max}.
11184 (negative_overflow_infinity): Likewise.
11185 (positive_overflow_infinity): Likewise.
11186 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
11187 (is_positive_overflow_infinity): Likewise.
11188 (is_overflow_infinity): Likewise.
11189 (avoid_overflow_infinity): Use vrp_val_{min,max} and
11190 vrp_val_is_{min,max}.
11191 (set_and_canonicalize_value_range): Canonicalize anti-ranges
11192 to ranges if possible. Avoid empty ranges.
11194 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11196 PR middle-end/35705
11197 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
11198 the expression is a function address.
11200 2008-04-01 George Helffrich <george@gcc.gnu.org>
11202 PR fortran/35154, fortran/23057
11203 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
11204 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
11205 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
11206 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
11208 (dbxout_syms): Check for COMMON-based symbol and wrap in
11209 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
11210 in bracket for efficiency.
11212 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
11213 using DW_TAG_common_block + member offset.
11214 (add_pubname_string): New function.
11215 (dw_expand_expr): New function to find block name and offset for
11217 (common_check): New function to check whether symbol in Fortran COMMON.
11218 (gen_variable_die): If COMMON, use DW_TAG_common_block.
11220 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
11223 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
11225 2008-04-02 Ben Elliston <bje@au.ibm.com>
11227 * config/v850/v850.md (casesi): Remove if (0) code.
11228 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
11229 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
11231 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
11233 * config/i386/i386.md (rex64suffix): New mode attribute.
11234 (floathi<mode>2): Disable expander for SSE math.
11235 (*floathi<mode>2_1): New insn insn_and_split pattern.
11236 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
11237 corresponding post-reload splitters.
11238 (*floathi<mode>2_i387): New macroized insn pattern.
11239 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
11240 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
11241 insn_and_split pattern.
11242 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
11243 New macroized instruction patterns and corresponding post-reload
11245 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
11246 and corresponding post-reload splitters.
11247 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
11248 New macroized instruction patterns.
11249 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
11250 macroized instruction patterns and corresponding post-reload splitters.
11251 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
11252 corresponding post-reload splitters.
11253 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
11254 New macroized instruction patterns.
11255 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
11256 corresponding post-reload splitters.
11257 (*floatsi<mode>2_i387): New macroized instruction patterns.
11259 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
11261 * config/i386/i386.md (smaxmin): New.
11262 (umaxmin): Likewise.
11263 (maxminiprefix): Likewise.
11264 (maxminfprefix): Likewise.
11265 (<code><mode>3): Likewise.
11266 (smin<mode>3): Removed.
11267 (smax<mode>3): Likewise.
11269 * config/i386/mmx.md (mmx_<code>v2sf3): New.
11270 (mmx_<code>v4hi3): Likewise.
11271 (mmx_<code>v8qi3): Likewise.
11272 (mmx_smaxv2sf3): Removed.
11273 (mmx_sminv2sf3): Likewise.
11274 (mmx_umaxv8qi3): Likewise.
11275 (mmx_smaxv4hi3): Likewise.
11276 (mmx_uminv8qi3): Likewise.
11277 (mmx_sminv4hi3): Likewise.
11279 * config/i386/sse.md (<addsub><mode>3): New.
11280 (*<addsub><mode>3): Likewise.
11281 (<sse>_vm<addsub><mode>3): Likewise.
11282 (<maxmin><mode>3): Likewise.
11283 (*<maxmin><mode>3_finite): Likewise.
11284 (*<maxmin><mode>3): Likewise.
11285 (<sse>_vm<maxmin><mode>3): Likewise.
11286 (sse3_h<addsub>v4sf3): Likewise.
11287 (sse3_h<addsub>v2df3): Likewise.
11288 (<maxmin>v16qi3): Likewise.
11289 (*<maxmin>v16qi3): Likewise.
11290 (<maxmin>v8hi3): Likewise.
11291 (*<maxmin>v8hi3): Likewise.
11292 (*sse4_1_<maxmin><mode>3): Likewise.
11293 (*sse4_1_<maxmin><mode>3): Likewise.
11294 (add<mode>3): Removed.
11295 (*add<mode>3): Likewise.
11296 (<sse>_vmadd<mode>3): Likewise.
11297 (sub<mode>3): Likewise.
11298 (*sub<mode>3): Likewise.
11299 (<sse>_vmsub<mode>3): Likewise.
11300 (smin<mode>3): Likewise.
11301 (*smin<mode>3_finite): Likewise.
11302 (*smin<mode>3): Likewise.
11303 (<sse>_vmsmin<mode>3): Likewise.
11304 (smax<mode>3): Likewise.
11305 (*smax<mode>3_finite): Likewise.
11306 (*smax<mode>3): Likewise.
11307 (<sse>_vmsmax<mode>3): Likewise.
11308 (sse3_haddv4sf3): Likewise.
11309 (sse3_haddv2df3): Likewise.
11310 (sse3_hsubv4sf3): Likewise.
11311 (sse3_hsubv2df3): Likewise.
11312 (umaxv16qi3): Likewise.
11313 (*umaxv16qi3): Likewise.
11314 (smaxv8hi3): Likewise.
11315 (*smaxv8hi3): Likewise.
11316 (*sse4_1_smax<mode>3): Likewise.
11317 (*sse4_1_umax<mode>3): Likewise.
11318 (uminv16qi3): Likewise.
11319 (*uminv16qi3): Likewise.
11320 (sminv8hi3): Likewise.
11321 (*sminv8hi3): Likewise.
11322 (*sse4_1_smin<mode>3): Likewise.
11323 (*sse4_1_umin<mode>3): Likewise.
11325 2008-04-01 Rafael Espindola <espindola@google.com>
11327 * tree-cfg.c (verify_expr): remove in_phi.
11328 (verify_stmt): Don't call walk_tree with verify_expr. Use
11329 is_gimple_min_invariant instead of is_gimple_val.
11331 2008-04-01 Joseph Myers <joseph@codesourcery.com>
11333 * doc/include/gpl_v3.texi: Update for manpage generation.
11334 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
11336 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
11337 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
11338 gpl_v3.texi instead of gpl.texi.
11341 2008-04-01 Jakub Jelinek <jakub@redhat.com>
11344 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
11346 2008-04-01 Rafael Espindola <espindola@google.com>
11348 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
11349 (extract_code_and_val_from_cond): Use
11350 extract_code_and_val_from_cond_with_ops.
11352 2008-04-01 Jan Hubicka <jh@suse.cz>
11354 * function.c (free_after_compilation): Free epilogue_delay_list.
11355 (prepare_function_start): Assert that previous compilation was freed.
11357 2008-04-01 Jan Hubicka <jh@suse.cz>
11358 Jim Wilson <wilson@tuliptree.org>
11359 Andreas Tobler <andreast@gcc.gnu.org>
11361 PR middle-end/35781
11362 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
11363 rtl.emit instead cfun->emit.
11364 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
11365 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
11367 2008-04-01 Ben Elliston <bje@au.ibm.com>
11369 * doc/c-tree.texi (Function Basics): Fix grammatical error.
11371 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
11373 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
11375 (fprofile-use): Add var flag_profile_use
11376 * coverage.c (coverage_begin_output): Do not open a gcno file for
11377 output only if -ftest-coverage is set.
11378 Do not add getpwd() to gcda file path.
11379 (build_gcov_info): Check the new flag
11380 flag_profile_datafile_relative_path.
11381 (coverage_init): Use profile_data_prefix.
11382 Read profile counter only if flag_profile_use is set.
11383 * opts.c (common_handle_option): New option fprofile-use=,
11384 fprofile-dir=, fprofile-generate=.
11385 * toplev.c (profile_data_prefix): New variable definition.
11386 * toplev.h (profile_data_prefix): New declaration.
11387 * doc/invoke.tex (Option Summary, Optimization Options):
11390 2008-03-31 James E. Wilson <wilson@tuliptree.org>
11392 * varasm.c (output_constant_pool_1): In LABEL_REF check,
11393 use tmp consistently.
11396 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
11397 * config/ia64/ia64.c (rtx_needs_barrier): Handle
11398 UNSPEC_FR_RECIP_APPROX_RES.
11399 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
11401 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
11404 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
11406 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
11408 PR middle-end/30186
11409 * fold-const.c (fold_indirect_ref_1): Support accessing non first
11410 element of the vector via a pointer.
11412 2008-03-31 Ian Lance Taylor <iant@google.com>
11414 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
11416 2008-03-31 Jan Hubicka <jh@suse.cz>
11418 * builtins.c (expand_builtin_setjmp_receiver): Update call of
11419 get_arg_pointer_save_area.
11420 * expr.c (init_expr): Just clear out rtl.expr.
11421 * function.c (free_after_compilation): Clear out whole RTL structure.
11422 (get_func_frame_size): Merge into ...
11423 (get_frame_size): ... this one.
11424 (assign_stack_local_1): Merge into ...
11425 (assign_stack_local): ... this one.
11426 (expand_function_end): Update call of get_arg_pointer_save_area.
11427 (get_art_pointer_save_area): Remove cfun argument.
11428 * function.h (emit_status): regno_pointer_align does not need length
11429 attribute. Move x_regno_reg_rtx to ...
11430 (regno_reg_rtx): ... new global array.
11431 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
11432 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
11433 apply_args_value, forced_labels, stack_pointer_delta):
11435 (struct varasm_status): Move here from varasm.c
11436 (struct rtl_data): New. Move here some fields from struct function.
11437 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
11438 frame_offset, stack_check_probe_note, arg_pointer_save_area,
11439 used_temp_slots avail_temp_slots, temp_slot_level,
11440 nonlocal_goto_handler_labels): Update accesstors.
11441 (rtl): New global variable.
11442 (struct function): Move some fileds to rtl_data.
11443 (get_arg_pointer_save_area): Update prototype.
11444 * emit-rtl.c (rtl): Declare.
11445 (regno_reg_rtx): Declare.
11446 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
11448 (gen_reg_rtx): Update.
11449 (init_virtual_regs): Do not tate emit_status argument.
11450 (init_emit): Do not allocate emit.
11451 * varasm.c (varasm_statuc): Move to function.h.
11452 (n_deferred_constatns): Update accestor.
11453 (init_varasm_status): Do not allocate varasm_status.
11454 (force_const_mem, get_pool_size, output_constant_pool): Update.
11455 * stmt.c (force_label_rtx): Do not use x_ prefixes.
11456 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
11458 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
11460 PR rtl-optimization/35729
11461 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
11464 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
11467 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
11468 load/store if memory is unaligned.
11469 (*movti_rex64): Likewise.
11471 * config/i386/predicates.md (misaligned_operand): New.
11473 2008-03-31 Andrew Pinski <pinskia@gmail.com>
11476 * tree-ssa-phiopt.c (conditional_replacement): Return early for
11479 2008-03-31 Jan Beulich <jbeulich@novell.com>
11481 * config/ia64/constraints.md: Add 'j' constraint.
11482 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
11483 (movdi_internal): Likewise.
11485 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
11488 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
11490 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
11493 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
11494 proper error message for the third argument on blendpd and
11497 * config/i386/sse.md (blendbits): New.
11498 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
11500 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
11502 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
11504 2008-03-30 Richard Guenther <rguenther@suse.de>
11506 PR middle-end/31023
11507 * fold-const.c (fold_sign_changed_comparison): Do leave
11508 conversions to base-types alone.
11510 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
11512 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
11513 the link register if one altivec register is be saved.
11515 2008-03-30 Ben Elliston <bje@au.ibm.com>
11517 * final.c (final_scan_insn): Remove if (0) code.
11519 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
11521 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
11523 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
11525 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
11526 of V4SFmode to ix86_binary_operator_ok.
11528 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
11530 * config/i386/i386.c (override_options): Initialize
11531 ix86_veclib_handler to ix86_veclibabi_svml when
11532 -mveclibabi=svml is used.
11533 (ix86_veclibabi_svml): New function for SVML ABI style
11534 vectorization support.
11535 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
11537 2008-03-28 Rafael Espindola <espindola@google.com>
11539 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
11540 (tree_binary_nonnegative_warnv_p): Make it public.
11541 (tree_single_nonnegative_warnv_p): Make it public.
11542 (tree_invalid_nonnegative_warnv_p): Make it public.
11543 (tree_unary_nonzero_warnv_p): Make it public.
11544 (tree_binary_nonzero_warnv_p): Make it public
11545 (tree_single_nonzero_warnv_p): Make it public.
11546 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
11547 (extract_range_from_binary_expr): Split the expr argument.
11548 (extract_range_from_unary_expr): Split the expr argument.
11549 (extract_range_from_comparison): Split the expr argument.
11550 (extract_range_from_expr): Use the new aux functions.
11551 (vrp_evaluate_conditional_warnv): Use
11552 vrp_evaluate_conditional_warnv_with_ops.
11553 * tree.h (tree_unary_nonzero_warnv_p): Declare.
11554 (tree_binary_nonzero_warnv_p): Declare.
11555 (tree_single_nonzero_warnv_p): Declare.
11556 (tree_expr_nonzero_warnv_p): Declare.
11557 (tree_unary_nonnegative_warnv_p): Declare.
11558 (tree_binary_nonnegative_warnv_p): Declare.
11559 (tree_single_nonnegative_warnv_p): Declare.
11560 (tree_invalid_nonnegative_warnv_p): Declare.
11562 2008-03-28 Richard Guenther <rguenther@suse.de>
11564 PR tree-optimization/30317
11565 PR tree-optimization/30911
11566 PR tree-optimization/34793
11567 * tree-vrp.c (set_and_canonicalize_value_range): New function.
11568 (struct assert_locus_d): New member EXPR.
11569 (register_new_assert_for): Add EXPR parameter to support
11570 ASSERT_EXPR <name, expr OP limit>.
11571 (register_edge_assert_for_1): Adjust callers.
11572 (find_assert_locations): Likewise.
11573 (process_assert_insertions_for): Build condition from expression.
11574 (extract_range_from_assert): Handle ASSERT_EXPRs
11575 of the form ASSERT_EXPR <name, expr OP limit>.
11576 (register_edge_assert_for_2): New helper registering
11577 asserts for comparisons. Recognize range tests of the form
11578 (unsigned)i - CST1 OP CST2.
11579 (register_edge_assert_for_1): Use it.
11580 (register_edge_assert_for): Likewise.
11581 (needs_overflow_infinity): Integer sub-types
11582 do not need overflow infinities.
11583 (vrp_val_is_max): The extreme values of integer sub-types
11584 are those of the base type.
11585 (vrp_val_is_min): Likewise.
11586 * tree.def (ASSERT_EXPR): Document extra allowed conditional
11589 2008-03-28 Nick Clifton <nickc@redhat.com>
11592 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
11593 Return GENERAL_REGS for stack adjustment reloads.
11595 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11598 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
11599 const_vector when all the vectors are constant.
11601 2008-03-27 Bob Wilson <bob.wilson@acm.org>
11603 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
11605 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
11606 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
11608 (s<code>_sf): Use new scc_sf attribute for opcode names.
11610 2008-03-27 Tom Tromey <tromey@redhat.com>
11612 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
11613 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
11614 config/spu/t-spu-elf, config/i386/t-interix,
11615 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
11616 config/i386/x-darwin, config/i386/x-mingw32,
11617 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
11618 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
11619 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
11620 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
11621 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
11622 config/rs6000/x-darwin, config/rs6000/t-rs6000,
11623 config/score/t-score-elf, config/arm/t-strongarm-pe,
11624 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
11625 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
11626 Revert automatic dependency patch.
11628 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
11631 * config/i386/i386.c (ix86_function_arg_boundary): Align
11632 decimal floating point to its natural boundary.
11634 2008-03-27 Richard Guenther <rguenther@suse.de>
11636 PR middle-end/35716
11637 * fold-const.c (fold_comparison): Restrict distinct decl
11638 comparison folding to VAR_DECLs and PARM_DECLs. Do not
11639 solely rely on operand_equal_p.
11641 2008-03-27 Richard Guenther <rguenther@suse.de>
11644 * c-common.c (handle_weak_attribute): Reject combination of
11647 2008-03-27 Richard Guenther <rguenther@suse.de>
11649 PR tree-optimization/32810
11650 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
11651 conversions from DECL_INITIAL.
11652 (fold_const_aggregate_ref): Likewise from constructor elements.
11654 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
11656 * tree-affine.h (aff_combination_expand): Declare.
11657 (get_inner_reference_aff): Likewise.
11658 * tree-affine.c (aff_combination_expand): Split out from
11659 tree_to_aff_combination_expand.
11660 (get_inner_reference_aff): New function.
11661 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
11662 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
11663 (struct lim_aux_data): sm_done field removed.
11664 (mem_ref_loc_p, mem_ref_locs_p): New types.
11665 (struct mem_ref): Added id, stored, accesses_in_loop,
11666 indep_loop, dep_loop, indep_ref, dep_ref fields.
11667 Removed is_stored, locs and next fields.
11668 (memory_accesses): New variable.
11669 (movement_possibility): Do not allow moving statements
11670 that store to memory.
11671 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
11673 (determine_max_movement): For statements with memory references,
11674 find the outermost loop in that the reference is independent.
11675 (move_computations_stmt): Mark the virtual operands for renaming.
11676 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
11677 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
11678 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
11679 add_vop_ref_mapping, create_vop_ref_mapping_loop,
11680 create_vop_ref_mapping, analyze_memory_references,
11681 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
11682 get_all_locs_in_loop, ref_always_accessed_p,
11683 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
11684 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
11685 store_motion_loop, store_motion): New functions.
11686 (struct vop_to_refs_elt): New type.
11687 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
11688 memref_hash, memref_eq, hoist_memory_references): Rewritten.
11689 (schedule_sm): Replaced by...
11690 (execute_sm): ... this.
11691 (determine_lsm_ref, hoist_memory_references,
11692 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
11693 find_more_ref_vops, free_mem_ref, free_mem_refs,
11694 determine_lsm_loop, determine_lsm): Removed.
11695 (tree_ssa_lim_finalize): Free data structures used by store motion.
11696 (tree_ssa_lim): Call analyze_memory_references. Use
11697 store_motion instead of determine_lsm.
11699 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
11701 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
11702 rename tmake_file to m68hc11/t-m68hc11.
11703 (mcore): Set inhibit_libc to true.
11704 * config.host (alpha*-dec-*vms*): Set extra_programs.
11705 (interix3*): Don't use host_xmake_file.
11706 * configure.ac: Let config.gcc override inhibit_libc.
11707 * configure: Regenerate.
11709 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
11710 * config/t-openbsd-thread: Remove commented out lines.
11712 * config/x-interix: Remove.
11714 * config/m68hc11/t-m68hc11-gas: Rename to...
11715 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
11717 * config/mcore/t-mcore: Remove T_CFLAGS.
11718 * config/mcore/t-mcore-pe: Likewise.
11720 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
11722 * configure.ac: Replace custom __GNU_SOURCE test with
11723 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
11724 * aclocal.m4: Regenerate.
11725 * configure: Regenerate.
11726 * config.in: Regenerate.
11728 2008-03-27 Richard Guenther <rguenther@suse.de>
11730 * fold-const.c (target.h): Include.
11731 (fold_comparison): Fold comparison of addresses of decls
11732 that bind locally or of constants. Consolidate address folding code.
11733 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
11734 results from fold_binary_to_constant.
11735 (compare_values_warnv): Likewise.
11737 2008-03-27 Andrew Pinski <pinskia@gmail.com>
11739 PR middle-end/35429
11740 * fold-const.c (fold_truthop): Check for integeral types when folding
11741 a == 0 && b == 0 and a != 0 || b != 0 .
11743 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
11745 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
11747 2008-03-26 Andreas Schwab <schwab@suse.de>
11749 * doc/invoke.texi: Fix use of @item vs. @itemx.
11751 2008-03-26 Tom Tromey <tromey@redhat.com>
11753 * Makefile.in (build/gensupport.o, build/print-rtl.o,
11754 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
11755 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
11756 build/gencodes.o, build/genconditions.o, build/genconfig.o,
11757 build/genconstants.o, build/genemit.o, build/genextract.o,
11758 build/genflags.o, build/genmddeps.o, build/genopinit.o,
11759 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
11762 2008-03-26 Richard Guenther <rguenther@suse.de>
11765 2008-03-26 Richard Guenther <rguenther@suse.de>
11767 * fold-const.c (target.h): Include.
11768 (fold_comparison): Fold comparison of addresses of two decls
11769 that bind locally. Consolidate address folding code.
11771 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11773 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
11774 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
11775 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
11776 dconstsqrt2, dconstthird, dconste and/or dconst10.
11777 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
11778 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
11779 dconstsqrt2, dconste): Delete.
11780 (init_emit_once): Likewise. Simplify initializing dconstm1.
11782 * real.c (get_real_const): New.
11783 * real.h (dconst3, dconst10, dconstm2, dconstthird,
11784 dconstsqrt2, dconste): Delete.
11785 (real_value_const, get_real_const): New.
11787 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
11789 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
11791 * config/i386/i386.c (ix86_function_arg_boundary): Check
11792 BIGGEST_ALIGNMENT instead of 128.
11793 (setup_incoming_varargs_64): Likewise.
11795 2008-03-26 Tom Tromey <tromey@redhat.com>
11797 * Makefile.in (DEPFILES): Add missing '/'.
11799 2008-03-26 Richard Guenther <rguenther@suse.de>
11801 * fold-const.c (target.h): Include.
11802 (fold_comparison): Fold comparison of addresses of two decls
11803 that bind locally. Consolidate address folding code.
11805 2008-03-26 Nick Clifton <nickc@redhat.com>
11808 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
11809 not allow INT+INT as a legitimate addressing mode.
11811 2008-03-26 Richard Guenther <rguenther@suse.de>
11813 * tree-flow.h (widen_bitfield): Remove declaration.
11814 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
11815 (widen_bitfield): Remove function.
11816 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
11819 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11822 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
11825 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
11827 PR rtl-optimization/35232
11828 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
11829 (forget_old_reloads_1, forget_marked_reloads): Don't clear
11830 reg_reloaded_call_part_clobbered here.
11831 (reload_regs_reach_end_p): New function.
11832 (reload_reg_rtx_for_input): New variable.
11833 (reload_reg_rtx_for_output): Likewise.
11834 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
11835 when reassigning a pseudo register. Load reloadreg from
11836 reload_reg_rtx_for_input, moving the mode and register
11838 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
11839 instead of the original when deciding whether an input reload
11840 would be a no-op or whether an output reload can be deleted.
11841 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
11842 when setting up new_spill_reg_store. Load it from
11843 reload_reg_rtx_for_output, moving the mode and register
11845 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
11846 instead of the original when deciding whether an output reload
11847 would be a no-op. Do the same when modifying insn notes.
11848 Use rtx_equal_p instead of == to compare the registers.
11849 (inherit_piecemeal_p): Take a mode and two register numbers
11851 (emit_reload_insns): Clear new_spill_reg_store for every hard
11852 register in the reload register. Remove spill registers
11853 from reg_reloaded_valid before considering whether to record
11854 inheritance information for them. Use reload_reg_rtx_for_output
11855 instead of reg_rtx when recording output reloads. Use
11856 reload_reg_rtx_for_input instead of reg_rtx when recording
11857 input reloads. Set or clear reg_reloaded_call_part_clobbered
11858 at the same time as setting reg_reloaded_valid.
11859 (delete_output_reload): Add a new_reload_reg parameter and use it
11860 instead of rld[j].reg_rtx.
11861 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
11864 2008-03-25 Tom Tromey <tromey@redhat.com>
11866 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
11867 (build/genattr.o): Likewise.
11868 (build/genattrtab.o): Likewise.
11869 (build/gencodes.o): Likewise.
11870 (build/genconfig.o): Likewise.
11871 (build/genconstants.o): Likewise.
11872 (build/genemit.o): Likewise.
11873 (build/genextract.o): Likewise.
11874 (build/genflags.o): Likewise.
11876 2008-03-25 Bob Wilson <bob.wilson@acm.org>
11878 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
11879 instead of size_int for integer types.
11880 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
11881 to match type of MINUS_EXPR.
11883 2008-03-25 Tom Tromey <tromey@redhat.com>
11885 * configure: Rebuilt.
11886 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
11889 2008-03-25 Tom Tromey <tromey@redhat.com>
11891 * config/x-solaris (host-solaris.o): Update.
11892 * config/x-linux (host-linux.o): Update.
11893 * config/x-hpux (host-hpux.o): Update.
11894 * config/x-darwin (host-darwin.o): Update.
11895 * config/v850/t-v850e (v850-c.o): Update.
11896 * config/v850/t-v850 (v850-c.o): Update.
11897 * config/t-vxworks (vxworks.o): Update.
11898 * config/t-sol2 (sol2-c.o, sol2.o): Update.
11899 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
11900 * config/spu/t-spu-elf (spu-c.o): Update.
11902 * config/sh/t-symbian (sh-c.o): Update.
11903 (symbian.o): Update.
11904 * config/sh/t-sh (sh-c.o): Update.
11905 * config/score/t-score-elf (score7.o, score3.o): Update.
11906 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
11907 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
11908 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
11909 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
11910 (rs6000.o): Remove.
11911 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
11912 * config/m32c/t-m32c (m32c-pragma.o): Update.
11913 * config/ia64/t-ia64 (ia64-c.o): Update.
11914 * config/i386/x-mingw32 (host-mingw32.o): Update.
11915 * config/i386/x-i386 (driver-i386.o): Update.
11916 * config/i386/x-darwin (host-i386-darwin.o): Update.
11917 * config/i386/x-cygwin (host-cygwin.o): Update.
11918 * config/i386/t-nwld (nwld.o): Update.
11919 * config/i386/t-netware (netware.o): Update.
11920 * config/i386/t-interix (winnt.o): Update.
11921 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
11922 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
11923 msformat-c.o): Update.
11924 * config/bfin/t-bfin-linux (generated_files): Add
11925 linux-sysroot-suffix.h.
11926 * config/arm/t-wince-pe (pe.o): Update.
11927 * config/arm/t-strongarm-pe (pe.o): Update.
11928 * config/arm/t-pe (pe.o): Update.
11929 * config/arm/t-arm (arm-c.o): Update.
11930 * doc/install.texi (Prerequisites): Require make 3.80.
11931 * Makefile.in: Remove .o targets.
11932 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
11933 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
11934 (simple_generated_h, simple_generated_c): Move earlier.
11935 (generated_files): New variable.
11936 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
11937 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
11938 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
11939 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
11940 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
11941 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
11942 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
11943 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
11944 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
11945 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
11946 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
11947 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
11949 (COMPILE.base, COMPILE): New variables.
11950 (%.o): New pattern rule.
11951 (ALL_HOST_OBJS): New variable.
11952 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
11953 (dummy-checksum.o, cc1-checksum.o): Remove.
11954 (DRIVER_SHLIB): New variable.
11955 (DRIVER_DEFINES): Use it.
11956 (gencondmd.c): Move out of build/.
11957 (s-conditions): Update.
11958 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
11959 (ALL_BUILD_OBJS): Likewise.
11960 (build/%.o): Use BUILDCOMPILE.
11961 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
11962 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
11963 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
11964 build/gencheck.o, build/gencodes.o, build/genconditions.o,
11965 build/genconfig.o, build/genconstants.o, build/genemit.o,
11966 build/genextract.o, build/genflags.o, build/genmddeps.o,
11967 build/genopinit.o, build/genoutput.o, build/genpeep.o,
11968 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
11969 build/gen-protos.o, build/scan.o, build/fix-header.o,
11970 build/scan-decls.o): Simplify.
11971 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
11972 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
11973 prefix.o, toplev.o): Reduce to variable setting.
11974 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
11975 ($(out_object_file), gcc-options.o): New targets.
11976 ($(ALL_HOST_OBJS)): New target. Include dependency files.
11977 * configure: Rebuilt.
11978 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
11979 * doc/sourcebuild.texi (Front End Directory): Document new variable.
11981 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
11983 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
11984 complain when we hit an error, return ERROR_MARK_NODE.
11986 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
11988 * config/sh/constraints.md (Pso, Psz): New constraints.
11989 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
11990 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
11992 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
11994 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
11995 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
11997 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
11999 * config/sh/sh.md (prefetch): Add condition for SH2A target.
12000 (prefetch_sh2a): New.
12002 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
12003 Naveen.H.S <naveen.hs@kpitcummins.com>
12005 * config/sh/constraints.md (I28): New constraint.
12006 * config/sh/sh.c (broken_move): Add support for movi20s.
12007 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
12009 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
12010 Jayant Sonar <Jayant.sonar@kpitcummins.com>
12011 Naveen.H.S <naveen.hs@kpitcummins.com>
12013 * config/sh/sh.c (SH_ATTRIBUTES): Define.
12014 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
12015 (print_operand): Handle resbank in %@ operand code.
12016 (sh_encode_section_info): New.
12017 (push_regs): Add conditions for resbank.
12018 (sh_expand_epilogue): Likewise.
12019 (sh_insert_attributes): Likewise.
12020 (sh_attribute_table): Likewise.
12021 (sh_handle_resbank_handler_attribute): New.
12022 (sh2a_handle_function_vector_handler_attribute): New.
12023 (sh2a_is_function_vector_call): New.
12024 (sh2a_get_function_vector_number): New.
12025 (sh2a_function_vector_p): New.
12026 (sh_cfun_resbank_handler_p): New.
12027 * config/sh/sh.md (calli): Emit jsr/n if possible.
12028 (calli_tbr_rel): New.
12029 (calli_pcrel): Emit jsr/n if possible.
12030 (return_i): Emit rts/n if possible.
12031 (call_valuei_tbr_rel): New.
12032 (call_valuei_pcrel): Add condition for SH2A target.
12033 (call_value): Likewise.
12034 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
12035 (sh2a_get_function_vector_number): Likewise.
12036 (sh2a_is_function_vector_call): Likewise.
12037 * doc/extend.texi: Document TBR relative addressing of SH2A.
12038 (resbank): Add description for SH2A.
12040 2008-03-24 Richard Guenther <rguenther@suse.de>
12043 * gimplify.c (gimplify_modify_expr): For frontend type-correct
12044 pointer assignments change conversions according to middle-end rules.
12045 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
12046 * configure.ac: Include type checking in yes.
12047 * configure: Regenerate.
12049 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12051 * diagnostic.c (diagnostic_count_diagnostic): Delete.
12052 (diagnostic_report_diagnostic): Update. Handle ICEs here.
12054 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
12056 * gthr-vxworks.h (UNUSED): Define.
12058 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
12060 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
12062 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
12064 * doc/extend.texi (Function Attributes): Add missing comma in the
12065 example of the "alloc_size" attribute.
12067 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
12070 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
12072 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
12075 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
12078 * stor-layout.c (update_alignment_for_field): Set minimum alignment
12079 of the underlying type of a MS bitfield layout to the natural
12080 alignment of the type.
12082 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
12084 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
12085 to their natural alignment to avoid store forwarding stalls.
12087 2008-03-22 Richard Guenther <rguenther@suse.de>
12089 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
12090 For PHI nodes verify the address is invariant.
12091 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
12092 (get_symbol_constant_value): Use is_gimple_min_invariant.
12093 (maybe_fold_stmt_indirect): Likewise.
12095 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
12097 PR rtl-optimization/33927
12098 * Makefile.in (dse.o): Depend on $(TM_P_H).
12099 * expr.h (extract_low_bits): Declare.
12100 * expmed.c (extract_low_bits): New function.
12101 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
12102 * dse.c: Include tm_p.h.
12103 (find_shift_sequence): Remove the read_reg argument and return the
12104 read value. Emit the instructions instead of returning them.
12105 Iterate on new_mode rather than calculating it each time.
12106 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
12107 source to NEW_MODE and extract_low_bits to convert the shifted
12108 value to READ_MODE.
12109 (replace_read): Allow the load and store to have different mode
12110 classes. Use extract_low_bits when SHIFT == 0. Create the shift
12111 or extraction instructions before trying the replacement. Update
12112 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
12114 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
12116 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
12117 to their natural alignment to avoid store forwarding stalls.
12119 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12122 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
12123 encouraging but not allowing gprs for input;
12124 change the input constraint to !f#r.
12125 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
12127 change the output constraint to !f#r.
12129 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
12132 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
12133 corresponding post-reload splitters.
12134 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
12135 when x87 FP math is selected.
12136 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
12137 New function prototype.
12138 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
12139 unreachable function to ease macroization of insn patterns.
12141 2008-03-21 Martin Jambor <mjambor@suse.cz>
12143 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
12144 reference dumps if ddr is NULL or dependence is unknown.
12146 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
12148 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
12149 unsigned extension into account.
12150 (ATOMIC_COMPARE_AND_SWAP): Likewise.
12151 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
12152 Do computations on a scratch register.
12154 2008-03-21 Richard Guenther <rguenther@suse.de>
12156 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
12157 Use is_gimple_min_invariant instead of TREE_INVARIANT.
12158 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
12159 * tree-ssa-dom.c (record_equality): Likewise.
12160 * tree-inline.c (copy_body_r): Likewise.
12161 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
12164 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
12166 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
12167 as 'delete_unused' argument.
12169 2008-03-20 Richard Guenther <rguenther@suse.de>
12171 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
12172 special casing of constant qualifiers.
12173 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
12174 care about them in general.
12175 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
12176 regardless of their type.
12177 (fold_stmt_r): Forcefully fold *& if we end up with that.
12179 2008-03-20 Paul Brook <paul@codesourcery.com>
12181 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
12182 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
12184 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
12186 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
12187 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
12189 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
12191 * common.opt (Wmudflap): New option.
12192 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
12193 (mx_register_decls): Likewise.
12194 (mudflap_finish_file): Likewise.
12195 * doc/invoke.texi: Document -Wno-mudflap.
12197 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
12199 * c-format.c (replace_format_name_to_system_name): New.
12200 (cmp_attribs): New.
12201 (convert_format_name_to_system_name): New.
12202 (decode_format_attr): Add use of convert_format_name_to_system_name.
12203 (format_types_orig): Add gnu_ prefix to names.
12204 (check_format_info_main): Special treating of \0 escaped names for
12205 supporting multi-character format specifiers as I32, I64.
12206 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
12207 (gnu_target_overrides_format_attributes): New.
12208 * c-format.h: Add structure target_ovr_attr to hold
12209 system specific formatter names.
12210 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
12211 msformat-c.o file to c_target_objs and cxx_target_objs.
12212 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
12213 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
12214 (TARGET_N_FORMAT_TYPES): New.
12215 * config/i386/msformat-c.c: New.
12216 * config/i386/t-cygming: Add build rule for msformat-c.o.
12217 * doc/extend.texi: Add new format names gnu_* and ms_* and
12219 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
12221 2008-03-20 Ira Rosen <irar@il.ibm.com>
12223 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
12224 optimizations turned on under -O3.
12225 (ftree-vectorize): Add that the flag is turned on with -O3.
12227 2008-03-20 Ben Elliston <bje@au.ibm.com>
12229 * regmove.c (try_auto_increment): Fix spelling error in comment.
12230 * final.c (final_scan_insn): Likewise.
12232 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
12235 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
12236 allocator preferences for "y" and "r" class registers.
12237 ("*mov<mode>_internal"): Ditto.
12238 ("*movv2sf_internal_rex64"): Ditto.
12239 ("*movv2sf_internal"): Ditto.
12241 2008-03-19 Michael Matz <matz@suse.de>
12243 PR middle-end/35616
12244 * calls.c (expand_call): Check overlap of arguments with call
12245 address for sibcalls.
12247 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
12250 * stor-layout.c (update_alignment_for_field): Set minimum alignment
12251 of the underlying type of a MS bitfield layout to the natural
12252 alignment of the type.
12254 2008-03-19 Jan Hubicka <jh@suse.cz>
12257 * toplev.c (decode_d_option): Handle all CPP flags.
12258 * tree-vrp.c: Update tree_pass descriptors.
12259 * regrename.c: Update tree_pass descriptors.
12260 * fwprop.c: Update tree_pass descriptors.
12261 * doc/invoke.texi: Remove documentation of dropped -d? flags.
12262 * tree-into-ssa.c: Update tree_pass descriptors.
12263 * tree-dump.c: Update tree_pass descriptors.
12264 * tree-complex.c: Update tree_pass descriptors.
12265 * tree-dump.h: Update tree_pass descriptors.
12266 * see.c: Update tree_pass descriptors.
12267 * cgraphbuild.c: Update tree_pass descriptors.
12268 * tracer.c: Update tree_pass descriptors.
12269 * tree-loop-distribution.c: Update tree_pass descriptors.
12270 * cgraph.c: Update tree_pass descriptors.
12271 * postreload-gcse.c: Update tree_pass descriptors.
12272 * postreload.c: Update tree_pass descriptors.
12273 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
12274 * tree-tailcall.c: Update tree_pass descriptors.
12275 * tree-pass.h (tree_opt_pass): Rename to ...
12276 (opt_pass) ... this one; add "type" field and remove letter field.
12277 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
12278 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
12279 all_lowering_passes): Update declaration.
12280 * ipa-cp.c: Update tree_pass descriptors.
12281 * final.c: Update tree_pass descriptors.
12282 * omp-low.c: Update tree_pass descriptors.
12283 * tree-ssa-dse.c: Update tree_pass descriptors.
12284 * ipa-reference.c: Update tree_pass descriptors.
12285 * tree-ssa-uncprop.c: Update tree_pass descriptors.
12286 * auto-inc-dec.c: Update tree_pass descriptors.
12287 * reorg.c: Update tree_pass descriptors.
12288 * cgraphunit.c: Update tree_pass descriptors.
12289 * tree-ssa-copyrename.c: Update tree_pass descriptors.
12290 * tree-ssa-ccp.c: Update tree_pass descriptors.
12291 * df-core.c: Update tree_pass descriptors.
12292 * mode-switching.c: Update tree_pass descriptors.
12293 * tree-nomudflap.c: Update tree_pass descriptors.
12294 * modulo-sched.c: Update tree_pass descriptors.
12295 * ipa-pure-const.c: Update tree_pass descriptors.
12296 * cse.c: Update tree_pass descriptors.
12297 * web.c: Update tree_pass descriptors.
12298 * tree-stdarg.c: Update tree_pass descriptors.
12299 * tree-ssa-math-opts.c: Update tree_pass descriptors.
12300 * tree-ssa-dom.c: Update tree_pass descriptors.
12301 * tree-nrv.c: Update tree_pass descriptors.
12302 * tree-ssa-alias.c: Update tree_pass descriptors.
12303 * loop-init.c: Update tree_pass descriptors.
12304 * gimple-low.c: Update tree_pass descriptors.
12305 * ipa-inline.c: Update tree_pass descriptors.
12306 * tree-ssa-sink.c: Update tree_pass descriptors.
12307 * global.c: Update tree_pass descriptors.
12308 * ifcvt.c: Update tree_pass descriptors.
12309 * jump.c: Update tree_pass descriptors.
12310 * predict.c: Update tree_pass descriptors.
12311 * tree-ssa-loop.c: Update tree_pass descriptors.
12312 * recog.c: Update tree_pass descriptors.
12313 * dse.c: Update tree_pass descriptors.
12314 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
12315 * tree-eh.c: Update tree_pass descriptors.
12316 * regmove.c: Update tree_pass descriptors.
12318 * function.c: Update tree_pass descriptors.
12319 * tree-vectorizer.c: Update tree_pass descriptors.
12320 * gcse.c: Update tree_pass descriptors.
12321 * ipa-type-escape.c: Update tree_pass descriptors.
12322 * tree-if-conv.c: Update tree_pass descriptors.
12323 * init-regs.c: Update tree_pass descriptors.
12324 * ipa.c: Update tree_pass descriptors.
12325 * tree-ssa-phiopt.c: Update tree_pass descriptors.
12326 * rtl-factoring.c: Update tree_pass descriptors.
12327 * lower-subreg.c: Update tree_pass descriptors.
12328 * bt-load.c: Update tree_pass descriptors.
12329 * tree-dfa.c: Update tree_pass descriptors.
12330 * except.c: Update tree_pass descriptors.
12331 * emit-rtl.c: Update tree_pass descriptors.
12332 * cfgexpand.c: Update tree_pass descriptors.
12333 * tree-cfgcleanup.c: Update tree_pass descriptors.
12334 * cfgcleanup.c: Update tree_pass descriptors.
12335 * tree-ssa-pre.c: Update tree_pass descriptors.
12336 * tree-sra.c: Update tree_pass descriptors.
12337 * tree-mudflap.c: Update tree_pass descriptors.
12338 * tree-ssa-copy.c: Update tree_pass descriptors.
12339 * cfglayout.c: Update tree_pass descriptors.
12340 * tree-ssa-forwprop.c: Update tree_pass descriptors.
12341 * tree-ssa-dce.c: Update tree_pass descriptors.
12342 * tree-ssa.c: Update tree_pass descriptors.
12343 * regclass.c: Update tree_pass descriptors.
12344 * integrate.c: Update tree_pass descriptors.
12345 * tree-optimize.c: Update tree_pass descriptors.
12346 * tree-ssa-phiprop.c: Update tree_pass descriptors.
12347 * tree-object-size.c: Update tree_pass descriptors.
12348 * combine.c: Update tree_pass descriptors.
12349 * tree-outof-ssa.c: Update tree_pass descriptors.
12350 * bb-reorder.c: Update tree_pass descriptors.
12351 * stack-ptr-mod.c: Update tree_pass descriptors.
12352 * var-tracking.c: Update tree_pass descriptors.
12353 * tree-profile.c: Update tree_pass descriptors.
12354 * tree-vect-generic.c: Update tree_pass descriptors.
12355 * reg-stack.c: Update tree_pass descriptors.
12356 * sched-rgn.c: Update tree_pass descriptors.
12357 * tree-ssa-structalias.c: Update tree_pass descriptors.
12358 * tree-cfg.c: Update tree_pass descriptors.
12359 * passes.c (current_pass): Update declaration.
12360 (finish_optimization_passes): Update.
12361 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
12362 (register_one_dump_file, register_dump_files_1, next_pass_1):
12364 (init_optimization_passes): Update handling of new types.
12365 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
12366 * ipa-struct-reorg.c: Update tree_pass descriptors.
12367 * tree-ssa-reassoc.c: Update tree_pass descriptors.
12368 * combine-stack-adj.c: Update tree_pass descriptors.
12369 * cfgrtl.c: Update tree_pass descriptors.
12370 * dce.c: Update tree_pass descriptors.
12371 * tree-ssanames.c: Update tree_pass descriptors.
12373 2008-03-19 Richard Guenther <rguenther@suse.de>
12375 PR middle-end/35609
12376 * tree-ssa.c (walk_data): New structure.
12377 (warn_uninitialized_var): If not always_executed warn with "maybe"
12379 (execute_early_warn_uninitialized): Compute post-dominators.
12380 Initialize always_executed before processing each basic block.
12382 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
12385 * config/i386/i386.c (x86_this_parameter): Calculate correct location
12386 of "this" pointer when "regparm = N" or "fastcall" is in effect.
12388 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12390 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
12392 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
12394 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
12396 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
12397 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
12398 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
12399 target after ignore has been set, and move there also the commputation
12400 of subtarget and original_target.
12401 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
12402 (LANG_HOOKS_INITIALIZER): Remove it.
12403 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
12405 2008-03-18 Richard Guenther <rguenther@suse.de>
12407 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
12408 found an expression with constants, note that in the VN for the lhs.
12409 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
12410 fold them to constants if possible. Run cleanup_cfg if done so.
12411 (execute_pre): Return todo.
12412 (do_pre): Likewise.
12413 (execute_fre): Likewise.
12414 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
12416 (get_prop_source_stmt): Look through pointer conversions.
12418 2008-03-18 Jan Hubicka <jh@suse.cz>
12420 * tree-pretty-print.c: Include predict.h.
12421 (dump_generic_node): Dump predictor.
12422 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
12423 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
12424 * gimple-low.c (lower_stmt): Likewise.
12425 * expr.c (expand_expr_real): Likewise.
12426 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
12428 (build_predict_expr, build_predict_expr): New.
12429 * predict.h (predictor_name, build_predict_expr): Update.
12430 * c-typeck.c (c_finish_bc_stmt): Add prediction.
12431 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
12432 * predict.def (PRED_CONTINUE): Update hitrate.
12433 * tree.def (PREDICT_EXPR): Define.
12434 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
12435 do not handle BIND_EXPR.
12436 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
12437 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
12438 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
12441 2008-03-18 Michael Matz <matz@suse.de>
12443 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
12445 2008-03-18 Richard Guenther <rguenther@suse.de>
12447 * tree-gimple.h (is_gimple_invariant_address): Declare.
12448 (is_gimple_constant): Likewise.
12449 * tree-gimple.c (is_gimple_constant): New function.
12450 (is_gimple_invariant_address): Likewise.
12451 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
12452 and is_gimple_invariant_address.
12453 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
12455 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
12456 an addressable base.
12458 2008-03-18 Jakub Jelinek <jakub@redhat.com>
12460 PR middle-end/35611
12461 * gimplify.c (gimplify_expr): Gimplify second operand of
12464 2008-03-17 Richard Guenther <rguenther@suse.de>
12466 PR tree-optimization/19637
12467 * fold-const.c (fold_unary): Remove restrictions of removing
12468 intermediate pointer-conversions (P2)(P1)P0.
12469 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
12470 conversion to void pointer.
12471 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
12473 2008-03-16 James E. Wilson <wilson@tuliptree.org>
12476 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
12477 emulated thread local variables.
12479 2008-03-16 Richard Guenther <rguenther@suse.de>
12481 PR middle-end/35607
12482 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
12483 expand TREE_INVARIANT operations that are not gimple invariant.
12485 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
12487 * doc/extend.texi (Alignment): Say that the ABI controls
12488 the __alignof__ for non-strict-alignment targets rather
12489 than being a recommendation.
12491 2008-03-15 Paul Brook <paul@codesourcery.com>
12493 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
12495 (arm_output_fn_unwind): Mark functions that can not be unwound.
12497 2008-03-15 Paul Brook <paul@codesourcery.com>
12499 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
12500 extension instructions.
12502 2008-03-15 Richard Guenther <rguenther@suse.de>
12504 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
12505 and fold constant aggregate refs.
12506 (fold_const_aggregate_ref): Handle string constants
12507 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
12508 (evaluate_stmt): Simplify now that ccp_fold folds constant
12511 2008-03-15 Paul Brook <paul@codesourcery.com>
12513 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
12514 (extzv): Use gen_extzv_t2.
12515 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
12517 2008-03-15 Richard Guenther <rguenther@suse.de>
12519 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
12520 (fold_const_aggregate_ref): Likewise.
12521 (get_value): Return NULL if we don't have any values.
12522 (ccp_finalize): Set const_val to NULL after freeing it.
12523 * tree-flow.h (get_symbol_constant_value): Declare.
12524 (fold_const_aggregate_ref): Likewise.
12525 * tree-ssa-sccvn.c (try_to_simplify): Use them.
12527 2008-03-15 Richard Guenther <rguenther@suse.de>
12529 PR middle-end/35593
12530 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
12531 to not produce negative array indices if not allowed. Add
12532 parameter to indicate that.
12533 (maybe_fold_offset_to_component_ref): Allow negative array
12534 indices only for the first member of a structure.
12535 (maybe_fold_offset_to_reference): Allow negative array indices.
12536 (maybe_fold_stmt_addition): Likewise.
12538 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
12539 Anatoly Sokolov <aesok@post.ru>
12541 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
12542 (avr_arch): Add ARCH_AVR6.
12543 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
12544 (initial_elimination_offset): Initialize and use 'avr_pc_size'
12545 instead of fixed value 2.
12546 (print_operand_address): Use gs() asm specifier instead of pm().
12547 (avr_assemble_integer): (Ditto.).
12548 (avr_output_addr_vec_elt): (Ditto.).
12549 (print_operand): Handle "!" code.
12550 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
12551 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
12552 (AVR_HAVE_EIJMP_EICALL): Define.
12553 (AVR_3_BYTE_PC): Redefine.
12554 (AVR_2_BYTE_PC): (Ditto.).
12555 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
12556 (LINK_SPEC): Add atmega2560 and atmega2561.
12557 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
12559 * config/avr/avr.md (call_insn): Use eicall instead of icall
12560 for 3 byte PC devices.
12561 (call_value_insn): (Ditto.).
12562 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
12563 (indirect_jump): Use only for for 2 byte PC devices.
12564 (*tablejump): (Ditto.).
12565 (*indirect_jump_avr6): Add insn.
12566 (*tablejump_rjmp): Don't use for 3 byte PC devices.
12567 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
12568 instead of ijmp for 3 byte PC devices.
12569 (__tablejump2__): (Ditto.).
12570 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
12571 (MULITLIB_DIRNAMES): (Ditto.).
12572 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
12574 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
12576 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
12577 "sse2_umulsidi3". Use V1DI mode for operand 0.
12578 ("mmx_psadbw"): Use V1DI mode for operand 0.
12579 * config/i386/i386-modes.def (V1SI): New vector mode.
12580 * config/i386/i386.c (struct builtin_description)
12581 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
12582 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
12583 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
12584 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
12585 v1di_ftype_v8qi_v8qi type.
12586 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
12588 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
12589 __builtin_ia32_pmuludq]: Fix the mode of return value.
12591 2008-03-15 Richard Guenther <rguenther@suse.de>
12593 PR middle-end/35595
12594 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
12597 2008-03-14 Bob Wilson <bob.wilson@acm.org>
12599 * doc/invoke.texi (Option Summary, Xtensa Options): Document
12600 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
12601 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
12602 unless TARGET_SERIALIZE_VOLATILE is enabled.
12603 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
12604 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
12605 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
12607 2008-03-14 Richard Guenther <rguenther@suse.de>
12609 PR tree-optimization/34172
12610 * tree-flow.h (refs_may_alias_p): Declare.
12611 (get_single_def_stmt): Likewise.
12612 (get_single_def_stmt_from_phi): Likewise.
12613 (get_single_def_stmt_with_phi): Likewise.
12614 * tree-dfa.c (refs_may_alias_p): New function.
12615 (get_single_def_stmt): Likewise.
12616 (get_single_def_stmt_from_phi): Likewise.
12617 (get_single_def_stmt_with_phi): Likewise.
12618 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
12619 (vn_reference_lookup_1): New helper function.
12620 (vn_reference_lookup): Walk the virtual use-def chain to
12621 continue searching for a match if the def does not alias the
12622 reference we are looking for.
12624 2008-03-14 David Edelsohn <edelsohn@gnu.org>
12626 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
12627 archive and Perzl. Update The Written Word listing.
12629 2008-03-14 Richard Guenther <rguenther@suse.de>
12631 PR tree-optimization/34043
12632 PR tree-optimization/33989
12633 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
12635 (bitmap_find_leader): Use extra argument to verify dominance
12636 relationship inside a basic-block.
12637 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
12638 (find_leader_in_sets): Adjust.
12639 (create_component_ref_by_pieces): Take extra argument for
12640 dominance check, handle lookup failures.
12641 (find_or_generate_expression): Likewise.
12642 (create_expression_by_pieces): Likewise.
12643 (insert_into_preds_of_block): Adjust.
12644 (create_value_expr_from): If asked for, verify all operands
12645 are in the blocks AVAIL_OUT set.
12646 (make_values_for_stmt): Check for SSA_NAMEs that are life
12647 over an abnormal edge.
12648 (compute_avail): Remove such check.
12649 (do_SCCVN_insertion): New function.
12650 (eliminate): If we do not find a leader suitable for replacement
12651 insert a replacement expression from SCCVN if available.
12652 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
12653 (struct vn_ssa_aux): Add needs_insertion flag.
12654 * tree-ssa-sccvn.c (may_insert): New global flag.
12655 (copy_reference_ops_from_ref): Value-number union member access
12656 based on its size, not type and member if insertion is allowed.
12657 (visit_reference_op_load): For a weak match from union type
12658 punning lookup a view-converted value and insert a SSA_NAME
12659 for that value if that is not found.
12660 (visit_use): Make dumps shorter. Do not disallow value numbering
12661 SSA_NAMEs that are life over an abnormal edge to constants.
12662 (free_scc_vn): Release inserted SSA_NAMEs.
12663 (run_scc_vn): New flag to specify whether insertion is allowed.
12664 Process SSA_NAMEs in forward order.
12665 * tree-ssa-loop-im.c (for_each_index): Handle invariant
12666 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
12667 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
12668 pointer type to/from integral types that do not change the
12669 precision to regular conversions.
12671 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
12673 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
12674 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
12675 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
12676 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
12677 input arguments and the mode of return value. Built-in functions
12678 that operate on whole 64-bit MMX register now use V1DI mode.
12680 2008-03-13 Alon Dayan <alond@il.ibm.com>
12681 Olga Golovanevsky <olga@il.ibm.com>
12683 PR tree-optimization/35041
12684 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
12685 to locate the right position in a statement.
12687 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
12691 * config/i386/xmmintrin.h: Change all static inline functions to
12692 extern inline and add __gnu_inline__ attribute.
12693 * config/i386/bmintrin.h: Ditto.
12694 * config/i386/smmintrin.h: Ditto.
12695 * config/i386/tmmintrin.h: Ditto.
12696 * config/i386/mmintrin-common.h: Ditto.
12697 * config/i386/ammintrin.h: Ditto.
12698 * config/i386/emmintrin.h: Ditto.
12699 * config/i386/pmmintrin.h: Ditto.
12700 * config/i386/mmintrin.h: Ditto.
12701 * config/i386/mm3dnow.h: Ditto.
12703 2008-03-13 Jakub Jelinek <jakub@redhat.com>
12705 PR middle-end/35185
12706 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
12707 (lower_omp_2): New function.
12708 (lower_omp_1, lower_omp): Rewritten.
12710 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
12713 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
12714 with the phrase "Microsoft Windows compilers".
12715 (Push/Pop Macro Pragmas): New subsection. Document
12716 #pragma push_macro and pragma pop_macro.
12718 2008-03-12 Paul Brook <paul@codesourcery.com>
12720 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
12722 2008-03-12 Paul Brook <paul@codesourcery.com>
12724 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
12725 (thumb2_alusi3_short): Exclude PLUS and MINUS.
12726 (thumb2_addsi_shortim): Rename ...
12727 (thumb2_addsi_short): ... to this. Allow register operands.
12728 (thumb2_subsi_short): New pattern.
12729 (thumb2_one_cmplsi2_short,
12730 thumb2_negsi2_short): New patterns and peepholes.
12732 2008-03-12 Paul Brook <paul@codesourcery.com>
12734 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
12736 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
12738 * config/i386/i386.md (int_cond): New code iterator.
12740 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
12741 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
12742 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
12743 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
12744 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
12745 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
12746 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
12747 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
12749 2008-03-12 Paul Brook <paul@codesourcery.com>
12751 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
12752 instead of {arm,thumb}_compute_save_reg_mask.
12753 (output_return_instruction): Ditto.
12754 (thumb_unexpanded_epilogue): Ditto.
12755 (thumb1_expand_prologue): Ditto.
12756 (thumb1_output_function_prologue): Ditto.
12757 (arm_set_return_address): Ditto.
12758 (thumb_set_return_address): Ditto.
12759 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
12760 regs to achieve stack alignment.
12761 (thumb1_compute_save_reg_mask): Fix compiler warning.
12762 (arm_output_epilogue): Use offsets->saved_regs_mask.
12763 Adjust stack pointer by poping call clobered registers.
12764 (arm_expand_prologue): Use offsets->saved_regs_mask.
12765 Adjust stack pointer by pushing extra registers.
12766 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
12768 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
12771 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
12772 conversion to the operands of a multiplication.
12774 2008-03-12 Richard Guenther <rguenther@suse.de>
12776 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
12777 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
12778 * timevar.def (TV_TREE_PHIPROP): Add.
12779 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
12780 pass description. Use TV_TREE_PHIPROP.
12781 * tree-ssa-forwprop.c: Remove phiprop code.
12783 2008-03-12 Jakub Jelinek <jakub@redhat.com>
12785 PR middle-end/35549
12786 * omp-low.c (maybe_lookup_decl): Constify first argument.
12787 (use_pointer_for_field): Change last argument from bool to
12788 omp_context *. Disallow shared copy-in/out in nested
12789 parallel if decl is shared in outer parallel too.
12790 (build_outer_var_ref, scan_sharing_clauses,
12791 lower_rec_input_clauses, lower_copyprivate_clauses,
12792 lower_send_clauses, lower_send_shared_vars): Adjust callers.
12794 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
12795 Ira Rosen <irar@il.ibm.com>
12797 * tree-vectorizer.c (free_stmt_vec_info): New function.
12798 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
12799 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
12800 * tree-vectorizer.h (free_stmt_vec_info): Declare.
12801 * tree-vect-transform.c (vectorizable_conversion): Free
12802 vec_oprnds0 if it was allocated.
12803 (vect_permute_store_chain): Remove unused VECs.
12804 (vectorizable_store): Free VECs that are allocated in the..
12806 (vect_transform_strided_load, vectorizable_load): Likewise.
12807 (vect_remove_stores): Simplify the code.
12808 (vect_transform_loop): Move code to vect_remove_stores().
12809 Call vect_remove_stores() and free_stmt_vec_info().
12811 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12813 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
12814 TARGET_HPUX. Revise comment.
12815 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
12816 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
12817 Use sr4 variant of `be' instruction when not generating PIC code.
12818 (attr_length_call): Adjust for above change.
12820 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
12822 * ipa-reference.c (static_execute): Remove module_statics_const and
12823 associated setting code.
12825 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
12828 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
12829 predicate for operand 1.
12830 (paritysi2_cmp): Use register_operand predicate for operand 2.
12831 Use earlyclobber modifier for operand 1. Remove support for
12833 (paritydi2_cmp): Use register_operand predicate for operand 3.
12834 Use earlyclobber modifier for operand 1. Remove support for
12837 2008-03-11 Paul Brook <paul@codesourcery.com>
12838 Vladimir Prus <vladimir@codesourcery.com>
12840 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
12841 (arm_compute_save_reg0_reg12_mask): Always
12842 check if register 11 must be saved. Always safe hard frame pointer
12843 when frame_pointer_needeed.
12844 (arm_compute_save_reg_mask): Save IP and PC
12845 only with apcs frames.
12846 (arm_output_epilogue): Adjust Thumb2 codepath to
12847 be also invoked and work for ARM non-apcs frames.
12848 (arm_expand_prologue): Don't bother saving IP
12849 for non-apcs frame, since it's not clobbered by
12850 prologue code. Implement non-apcs frame
12853 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
12855 PR rtl-optimization/35281
12856 * expr.c (convert_move): Use a new pseudo for the intermediate
12857 from_mode->word_mode result.
12859 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
12861 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
12862 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
12863 * toplev.c (compile_file): Don't call it.
12865 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
12867 PR middle-end/35526
12868 * expr.c (store_expr): Call emit_block_move if the mode
12869 of "temp" RTX is BLKmode.
12871 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
12872 Richard Guenther <rguenther@suse.de>
12874 PR tree-optimization/31358
12875 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
12876 the step with a NULL_TREE.
12877 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
12878 to sizetype if type is a pointer type.
12879 (add_candidate_1): Don't convert the base and step to
12880 the generic type if the orginal type is a pointer type.
12881 (add_iv_value_candidates): Use sizetype for the step
12882 if type is a pointer type.
12883 (cand_value_at): Likewise.
12884 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
12886 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
12887 Don't convert the tem affine to the type.
12888 (add_elt_to_tree): Use sizetype for the step if a pointer.
12889 Use POINTER_PLUS_EXPR for pointers.
12890 (aff_combination_to_tree): Use sizetype for the step if a
12893 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
12895 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
12896 Remove commutativity hint.
12898 2008-03-10 Jakub Jelinek <jakub@redhat.com>
12902 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
12903 errorneous type. Check that v is a VAR_DECL.
12905 PR middle-end/35099
12906 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
12908 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
12910 PR tree-optimization/35494
12911 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
12912 may be overriden at link and run time.
12914 2008-03-10 Richard Guenther <rguenther@suse.de>
12916 PR tree-optimization/34677
12917 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
12918 (poolify_tree): Likewise.
12919 (modify_expr_template): Likewise.
12920 (poolify_modify_stmt): Likewise.
12921 (insert_fake_stores): Handle all component-ref style stores
12922 in addition to INDIRECT_REF. Also handle complex types.
12923 Do not poolify the inserted load.
12924 (realify_fake_stores): Do not rebuild the tree but only
12925 make it a SSA_NAME copy.
12926 (init_pre): Remove initialzation of modify_expr_template.
12927 Do not allocate modify_expr_node_pool.
12928 (fini_pre): Do not free modify_expr_node_pool.
12930 2008-03-10 Paul Brook <paul@codesourcery.com>
12932 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
12933 to avoid conflicts.
12935 2008-03-10 Paul Brook <paul@codesourcery.com>
12936 Mark Shinwell <shinwell@codesourcery.com>
12938 * config/arm/cortex-r4.md: New.
12939 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
12941 * config/arm/arm.md: Include cortex-r4.md.
12942 (insn): Add smmls, sdiv and udiv values.
12943 (generic_sched): Don't use generic scheduling for Cortex-R4.
12944 (arm_issue_rate): New function.
12945 (TARGET_SCHED_ISSUE_RATE): Define.
12947 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
12949 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
12951 2008-03-10 Richard Guenther <rguenther@suse.de>
12953 * tree-ssa-pre.c (get_sccvn_value): Simplify.
12954 (compute_avail): Do not add stmt uses to AVAIL_OUT.
12956 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
12958 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
12959 Set default to true.
12961 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12963 * c.opt (Wsynth): Deprecate.
12964 * doc/invoke.texi (Option Summary, Warning Options): Document
12965 -Wno-format-contains-nul.
12967 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
12970 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
12971 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
12973 2008-03-09 Ira Rosen <irar@il.ibm.com>
12975 * config/rs6000/rs6000.c (builtin_description): Rename vector
12976 left shift operations.
12977 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
12978 (altivec_vsl<VI_char>): Rename to ...
12979 (ashl<mode>3): ... new name.
12980 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
12982 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
12984 2008-03-08 Richard Guenther <rguenther@suse.de>
12986 * coverage.h (tree_coverage_counter_addr): Declare.
12987 * coverage.c (tree_coverage_counter_addr): New function.
12988 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
12989 before using again.
12990 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
12991 (tree_gen_one_value_profiler): Likewise.
12992 (tree_gen_ic_profiler): Likewise.
12993 (tree_gen_average_profiler): Likewise.
12994 (tree_gen_ior_profiler): Likewise.
12996 2008-03-08 Richard Guenther <rguenther@suse.de>
12998 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
12999 (vn_binary_op_insert): Likewise.
13000 (vn_unary_op_lookup): Likewise.
13001 (vn_unary_op_insert): Likewise.
13002 (vn_nary_op_lookup): Declare.
13003 (vn_nary_op_insert): Likewise.
13004 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
13005 and binary hashes, use a single obstack for unary_op_pool
13006 and binary_op_pool.
13007 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
13008 a single struct vn_nary_op_s. Store tree code length and
13009 a variable number of operands.
13010 (struct vn_reference_op_struct): Remove unused op2.
13011 (vn_reference_op_eq): Do not compare op2.
13012 (vn_reference_op_compute_hash): Do not compute hash of op2.
13013 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
13014 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
13015 with vn_nary_op_compute_hash.
13016 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
13017 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
13019 (vn_unary_op_insert, vn_binary_op_insert): Replace with
13021 (visit_unary_op): Call nary functions.
13022 (visit_binary_op): Likewise.
13023 (process_scc): Adjust for struct vn_tables_s changes.
13024 (allocate_vn_table): Likewise.
13025 (free_vn_table): Likewise.
13026 * tree-vn.c (vn_add): Call nary functions.
13027 (vn_lookup): Likewise.
13029 2008-03-08 Jakub Jelinek <jakub@redhat.com>
13032 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
13033 wdst back after sync_compare_and_swapqhi_internal.
13035 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
13038 * config/i386/i386-modes.def (V1DI): New vector mode.
13039 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
13040 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
13041 (MMXMODE248): Ditto.
13042 (MMXMODE): Add V1DI mode.
13043 (mmxvecsize): Change DI mode to V1DI mode.
13044 ("mov<mode>): Use MMXMODEI8 mode iterator.
13045 ("*mov<mode>_internal_rex64"): Ditto.
13046 ("*mov<mode>_internal"): Ditto.
13047 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
13048 ("mmx_sub<mode>3"): Ditto.
13049 ("mmx_adddi3"): Remove insn pattern.
13050 ("mmx_subdi3"): Ditto.
13051 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
13052 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
13053 ("mmx_ashl<mode>3"): Ditto.
13054 ("mmx_lshrdi3"): Remove insn pattern.
13055 ("mmx_ashldi3"): Ditto.
13056 * config/i386/i386.c (classify_argument): Handle V1DImode.
13057 (function_arg_advance_32): Ditto.
13058 (function_arg_32): Ditto.
13059 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
13060 mmx_addv1di3 insn pattern.
13061 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
13062 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
13063 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
13064 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
13065 Remove definitions of built-in functions.
13066 (V1DI_type_node): New node.
13067 (v1di_ftype_v1di_int): Ditto.
13068 (v1di_ftype_v1di_v1di): Ditto.
13069 (v2si_ftype_v2si_si): Ditto.
13070 (v4hi_ftype_v4hi_di): Remove node.
13071 (v2si_ftype_v2si_di): Ditto.
13072 (ix86_init_mmx_sse_builtins): Handle V1DImode.
13073 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
13074 Redefine builtins using def_builtin_const with *_ftype_*_int node.
13075 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
13076 Add new builtins using def_builtin_const.
13077 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
13078 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
13079 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
13080 * config/i386/mmintrin.h (__v1di): New typedef.
13081 (_mm_add_si64): Cast arguments to __v1di type.
13082 (_mm_sub_si64): Ditto.
13083 (_mm_sll_pi16): Cast __count to __v4hi type.
13084 (_mm_sll_pi32): Cast __count to __v2si type.
13085 (_mm_sll_si64): Cast arguments to __v1di type.
13086 (_mm_srl_pi16): Cast __count to __v4hi type.
13087 (_mm_srl_pi32): Cast __count to __v2si type.
13088 (_mm_srl_si64): Cast arguments to __v1di type.
13089 (_mm_sra_pi16): Cast __count to __v4hi type.
13090 (_mm_sra_pi32): Cast __count to __v2si type.
13091 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
13092 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
13093 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
13094 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
13095 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
13096 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
13097 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
13098 (_mm_srai_pi32): Use __builtin_ia32_psradi.
13099 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
13100 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
13101 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
13102 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
13104 2008-03-07 Joseph Myers <joseph@codesourcery.com>
13106 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
13108 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
13111 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
13112 reg+const addressing for Altivec modes. Don't generate reg+reg
13113 addressing for TFmode or TDmode quantities.
13115 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
13117 * c-common.c (vector_types_convertible_p): Call langhook
13118 instead of comptypes.
13120 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13123 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
13124 integral and scalar float variables which have a
13127 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
13129 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
13130 dwarf_register_span hook when emitting unwind information for
13131 register-to-memory saves.
13132 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
13133 (rs6000_frame_related): Remove call to spe_synthesize_frame.
13135 2008-03-06 Jakub Jelinek <jakub@redhat.com>
13137 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
13138 for the same VAR_DECL.
13140 2008-03-06 Tom Tromey <tromey@redhat.com>
13142 * treelang: Delete.
13143 * doc/standards.texi (Standards): Don't mention treelang.
13144 * doc/invoke.texi (Overall Options): Don't mention treelang.
13145 * doc/install.texi (Prerequisites): Don't mention bison or
13147 (Configuration): Don't mention treelang.
13148 (Building): Likewise.
13149 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
13151 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
13153 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
13154 word-extractions out of a multi-word object.
13156 2008-03-06 Richard Guenther <rguenther@suse.de>
13158 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
13159 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
13160 result type and precision.
13161 * expr.c (get_inner_reference): Set unsignedp based on the result
13162 type of BIT_FIELD_REF.
13163 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
13164 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
13165 (try_instantiate_multiple_fields): Likewise. Use the correct type
13167 (sra_build_assignment): Likewise.
13168 (sra_build_elt_assignment): Likewise.
13169 (sra_explode_bitfield_assignment): Likewise.
13170 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
13171 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
13172 set BIT_FIELD_REF_UNSIGNED.
13173 (vectorizable_load): Likewise.
13175 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
13177 * cse.c (cse_extended_basic_block): Invalidate artificial defs
13180 2008-03-06 Richard Guenther <rguenther@suse.de>
13182 * alias.c (struct alias_set_entry): Move has_zero_child field
13183 to pack with alias_set.
13185 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
13187 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
13190 2008-03-05 Ian Lance Taylor <iant@google.com>
13192 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
13194 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
13196 * fwprop.c (update_df): Support width and offset parameters of
13198 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
13199 global_conflicts): Change DF_REF_EXTRACT to either
13200 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
13201 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
13202 * df-scan.c (df_ref_record, df_defs_record,
13203 df_ref_create_structure, df_def_record_1, df_uses_record,
13204 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
13205 df_bb_refs_collect, df_entry_block_defs_collect,
13206 df_exit_block_uses_collect): Support new width and offset fields.
13207 (ref_extract_pool): New storage pool.
13208 (df_free_ref): New function.
13209 (df_reg_chain_unlink, df_free_collection_rec,
13210 df_sort_and_compress_refs): Call df_free_ref.
13211 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
13213 (df_ref_create_structure): Allocate df_ref_extract if offset and
13214 width fields are used.
13215 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
13216 (df_uses_record): Get offset and width from ZERO_EXTRACT
13218 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
13219 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
13220 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
13221 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
13222 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
13223 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
13224 (df_ref_extract): New structure.
13225 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
13226 (df_ref_create): Add width and offset parameters.
13228 2008-03-05 Richard Guenther <rguenther@suse.de>
13230 * tree-ssa-structalias.c (get_constraint_for_component_ref):
13231 Use ranges_overlap_p.
13232 (offset_overlaps_with_access): Rename
13233 to ranges_overlap_p and move ...
13234 * tree-flow-inline.h (ranges_overlap_p): ... here.
13236 * tree.h (get_inner_reference, handled_component_p): Update
13239 * tree.h (record_component_aliases, get_alias_set,
13240 alias_sets_conflict_p, alias_sets_must_conflict_p,
13241 objects_must_conflict_p): Move declarations ...
13242 * alias.h (record_component_aliases, get_alias_set,
13243 alias_sets_conflict_p, alias_sets_must_conflict_p,
13244 objects_must_conflict_p): ... here.
13245 Include coretypes.h.
13246 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
13248 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
13250 * cfg.c: Include tree-flow.h.
13251 (remove_edge_raw): Call redirect_edge_var_map_clear.
13252 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
13253 * tree-flow-inline.h (redirect_edge_var_map_def): New.
13254 (redirect_edge_var_map_result): New.
13255 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
13256 PENDING_STMT use with redirect_edge_var_map_*.
13257 * tree-ssa.c (edge_var_maps): New definition.
13258 (redirect_edge_var_map_add): New.
13259 (redirect_edge_var_map_clear): New.
13260 (redirect_edge_var_map_dup): New.
13261 (redirect_edge_var_map_vector): New.
13262 (redirect_edge_var_map_destroy): New.
13263 (ssa_redirect_edge): Replace PENDING_STMT use with
13264 redirect_edge_var_map_*.
13265 (flush_pending_stmts): Same.
13266 (delete_tree_ssa): Destroy edge var map.
13267 * tree-flow.h (struct _edge_var_map): New.
13268 Define edge_var_map vector type.
13269 Declare redirect_edge_var_map_* prototypes.
13270 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
13271 * tree-cfg.c (reinstall_phi_args): Replace
13272 PENDING_STMT use with redirect_edge_var_map_*.
13274 2008-03-05 Richard Guenther <rguenther@suse.de>
13276 PR tree-optimization/35472
13277 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
13278 whose single use_stmt has a overlapping set of loaded and
13279 stored symbols as that use_stmt might be a noop assignment then.
13281 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
13283 * gthr-rtems.h: Implement __gthread_mutex_destroy.
13285 2008-03-05 Richard Guenther <rguenther@suse.de>
13288 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
13289 should be constants.
13290 * tree-cfg.c (verify_expr): Verify it.
13291 * fold-const.c (fold_truthop): Remove code generating
13292 BIT_FIELD_REFs of structure bases.
13293 (fold_binary): Likewise.
13294 (fold_ternary): Position and size of BIT_FIELD_REFs are
13295 always host integers.
13296 (make_bit_field_ref): Remove.
13297 (optimize_bit_field_compare): Remove.
13298 (all_ones_mask_p): Remove.
13300 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
13303 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
13304 (split_block_and_df_analyze): New. Split basic block and rebuild
13306 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
13308 (split_pattern_seq): Likewise.
13309 (erase_matching_seqs): Likewise.
13310 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
13312 2008-03-04 Geoff Keating <geoffk@apple.com>
13314 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
13315 declaration and code.
13316 (tree_invalid_nonnegative_warnv_p): Likewise.
13318 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
13320 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
13321 examples. Truncate option-names then causing overfull hbox.
13323 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13326 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
13328 * configure: Rebuilt.
13330 2008-03-04 Rafael Espindola <espindola@google.com>
13332 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
13333 (tree_unary_nonnegative_warnv_p): New.
13334 (tree_binary_nonnegative_warnv_p): New.
13335 (tree_single_nonnegative_warnv_p): New.
13336 (tree_invalid_nonnegative_warnv_p): New.
13337 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
13339 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13342 * opts.c (handle_option): Postpone 'unknown option' errors only for
13345 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
13348 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
13351 2008-03-04 Rafael Espindola <espindola@google.com>
13353 * fold-const.c (tree_unary_nonzero_warnv_p): New.
13354 (tree_binary_nonzero_warnv_p): New.
13355 (tree_single_nonzero_warnv_p): New.
13356 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
13358 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
13360 PR middle-end/35456
13361 * fold-const.c (fold_cond_expr_with_comparison): Prevent
13362 transformations for modes that have signed zeros.
13363 * ifcvt.c (noce_try_abs): Ditto.
13365 2008-03-04 Joseph Myers <joseph@codesourcery.com>
13367 * config/i386/i386.c (override_options): Force
13368 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
13370 2008-03-04 Jan Hubicka <jh@suse.cz>
13373 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
13376 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
13378 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
13379 label to probe the stack.
13381 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
13383 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
13384 (__gthr_win32_mutex_destroy): Declare.
13385 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
13386 __gthr_win32_mutex_destroy.
13387 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
13389 2008-03-03 Jan Hubicka <jh@suse.cz>
13392 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
13393 aggressive on inlining cold calls.
13395 2008-03-03 Richard Guenther <rguenther@suse.de>
13397 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
13398 struct copies into the expression table.
13399 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
13400 (try_to_simplify): Likewise.
13401 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
13402 integral and pointer arguments which do not change the
13403 precision to NOP_EXPRs.
13404 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
13405 VIEW_CONVERT_EXPR case.
13407 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
13409 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
13410 defined in a loop at depth 0 is invariant.
13411 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
13412 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
13413 be called at loop depth 0.
13415 2008-03-02 Jakub Jelinek <jakub@redhat.com>
13418 * gcc.c (process_command): Update copyright notice dates.
13419 * gcov.c (print_version): Likewise.
13420 * gcov-dump.c (print_version): Likewise.
13421 * mips-tfile.c (main): Likewise.
13422 * mips-tdump.c (main): Likewise.
13424 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13427 * c-common.c (flag_permissive): Delete.
13428 (constant_expression_warnings): Check flags first.
13429 (constant_expression_error): New.
13430 * c-common.h (flag_permissive): Delete.
13431 (constant_expression_error): Declare.
13432 * flags.h (flag_permissive): Declare. Update description.
13433 * diagnostic.c (pedwarn): Update.
13435 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
13436 (permissive_error_kind): New.
13437 * toplev.c (flag_permissive): Define. Update description.
13438 * toplev.h (permissive_error_kind): Declare.
13439 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
13440 (pedwarn_c90): Use pedantic_warning_kind.
13441 * c-opts.c (c_common_post_options): flag_permissive does not affect
13442 flag_pedantic_errors.
13444 2008-03-02 Joseph Myers <joseph@codesourcery.com>
13446 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
13447 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
13448 __absvsi2, __absvDI2): Use unsigned arithmetic.
13450 2008-03-02 Andi Kleen <ak@suse.de>
13451 Richard Guenther <rguenther@suse.de>
13453 * struct-equiv.c: Remove file.
13454 * cfg_cleanup.c (condjump_equiv_p): Remove.
13455 * Makefile.in (OBJS-common): Remove struct-equiv.o.
13456 (struct-equiv.o): Remove rule.
13457 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
13458 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
13459 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
13461 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13463 * ifcvt.c (noce_process_if_block): Try to handle only the then
13464 block if the else block exists but isn't suitable.
13466 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
13469 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
13470 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
13471 regression from previous patch.
13473 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
13476 * gthr.h: Add __gthread_mutex_destroy as a function that must be
13478 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
13479 * gthr-single.h (__gthread_mutex_destroy): Likewise.
13480 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
13481 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
13482 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
13483 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
13484 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
13485 (__gthread_mutex_destroy_function): Rename to
13486 __gthread_mutex_destroy.
13487 * gthr-dce.h (__gthread_mutex_destroy): Call
13488 pthread_mutex_destroy.
13489 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
13490 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
13491 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
13493 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13495 * df-scan.c (df_ref_chain_change_bb): Simplify.
13496 (df_insn_change_bb): Add new_bb argument. Simplify. Call
13497 set_block_for_insn if there's any change.
13498 * df.h ((df_insn_change_bb): Fix prototype.
13499 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
13500 df_insn_change_bb, don't call set_block_for_insn.
13501 * emit-rtl.c (reorder_insns): Likewise.
13502 * haifa-sched.c (move_insn): Likewise.
13504 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13506 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
13508 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13510 * tree-flow-inline.h (next_readonly_imm_use): Return
13511 NULL_USE_OPERAND_P after the end.
13513 2008-03-01 Richard Guenther <rguenther@suse.de>
13515 PR tree-optimization/35411
13516 * tree-sra.c (sra_build_assignment): Split conversion to
13517 final type to a separate statement if we are not assigning
13520 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
13522 * fold-const.c (fold_convertible_p): Correct the logic to follow
13523 that in fold_convert().
13525 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
13528 * tree-inline.c (build_duplicate_type): When we make a
13529 duplicate type, make it unique in the canonical types system.
13531 2008-02-29 Tom Tromey <tromey@redhat.com>
13533 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
13534 input_file_stack_history, input_file_stack_restored): Remove.
13535 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
13536 * input.h (struct file_stack): Remove.
13537 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
13538 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
13540 * diagnostic.h (struct diagnostic_context) <last_module>: Change
13542 (diagnostic_last_module_changed): Add 'map' argument.
13543 (diagnostic_set_last_function): Likewise.
13544 * diagnostic.c (undiagnostic_report_current_module): Iterate using
13545 line map, not input_file_stack.
13546 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
13548 2008-02-29 Paul Brook <paul@codesourcery.com>
13550 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
13552 2008-02-29 Paul Brook <paul@codesourcery.com>
13554 * config/arm/ieee754-df.S (muldf3): Use RET macros.
13556 2008-02-29 Richard Guenther <rguenther@suse.de>
13558 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
13560 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
13561 value for comparing for a store match.
13562 (simplify_unary_expression): Do nothing for SSA_NAMEs.
13563 (try_to_simplify): Do not do a full-blown reference lookup.
13565 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
13567 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
13568 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
13570 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
13572 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
13574 * tree-loop-linear.c (try_interchange_loops): Compare memory access
13575 strides against cache sizes.
13577 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
13579 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
13582 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
13584 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
13585 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
13586 is smaller than the original promoted value.
13587 (simplify_subreg): If OP is a SUBREG, try to preserve its
13588 SUBREG_PROMOTED_VAR_P information.
13590 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
13592 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
13593 (VN_INFO_GET): Allocate new objects on the obstack.
13594 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
13595 for rpo_numbers_temp, for consistency.
13596 (free_scc_vn): Free the obstack.
13598 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
13600 * doc/invoke.texi: Document -ftree-loop-distribution.
13601 * tree-loop-distribution.c: New.
13602 * tree-pass.h (pass_loop_distribution): New.
13603 * graphds.h (struct graph): Add htab_t indices.
13604 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
13605 * tree-vectorizer.c (rename_variables_in_loop): Extern.
13606 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
13607 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
13608 * tree-data-ref.c (debug_data_dependence_relations): New.
13609 (dump_data_dependence_relation): Also print data references.
13610 (free_data_ref): Extern.
13611 (same_access_functions): Moved...
13612 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
13613 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
13614 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
13615 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
13616 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
13617 (stmts_from_loop): Skip LABEL_EXPR.
13618 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
13620 (build_rdg): Initialize rdg->indices htab.
13621 (free_rdg, stores_from_loop, ref_base_address,
13622 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
13623 have_similar_memory_accesses_1, ref_base_address_1,
13624 remove_similar_memory_refs): New.
13625 * tree-data-ref.h: Depend on tree-chrec.h.
13626 (debug_data_dependence_relations, free_data_ref): Declared.
13627 (same_access_functions): ... here.
13628 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
13630 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
13631 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
13632 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
13633 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
13634 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
13635 rdg_vertex_for_stmt): Declared.
13636 (struct rdg_edge): Add level.
13638 (free_rdg, stores_from_loop, remove_similar_memory_refs,
13639 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
13641 (rdg_has_similar_memory_accesses): New.
13642 * tree-vect-analyze.c: Remove unused static decls.
13643 * lambda.h (dependence_level): New.
13644 * common.opt (ftree-loop-distribution): New.
13645 * tree-flow.h (mark_virtual_ops_in_bb,
13646 slpeel_tree_duplicate_loop_to_edge_cfg,
13647 rename_variables_in_loop): Declared.
13648 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
13649 (OBJS-common): Add tree-loop-distribution.o.
13650 (tree-loop-distribution.o): New rule.
13651 * tree-cfg.c (mark_virtual_ops_in_bb): New.
13652 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
13653 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
13655 2008-02-28 Joseph Myers <joseph@codesourcery.com>
13658 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
13659 other than structures and unions.
13661 2008-02-28 Richard Guenther <rguenther@suse.de>
13664 2008-02-26 Richard Guenther <rguenther@suse.de>
13666 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
13667 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
13668 (lookup_decl_from_uid): Declare.
13669 (remove_decl_from_map): Likewise.
13670 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
13671 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
13672 (decl_for_uid_map): New global hashtable mapping DECL_UID
13674 (init_ttree): Allocate it.
13675 (insert_decl_to_uid_decl_map): New helper function.
13676 (make_node_stat): Insert new decls into the map.
13677 (copy_node_stat): Likewise.
13678 (lookup_decl_from_uid): New function.
13679 (remove_decl_from_map): Likewise.
13680 (print_decl_for_uid_map_statistics): New helper.
13681 (dump_tree_statistics): Call it.
13683 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
13684 (referenced_var_iterator): Adjust.
13685 (FOR_EACH_REFERENCED_VAR): Adjust.
13686 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
13687 (num_referenced_vars): Adjust.
13688 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
13689 (first_referenced_var): Remove.
13690 (end_referenced_vars_p): Likewise.
13691 (next_referenced_var): Likewise.
13692 (referenced_var_iterator_set): New helper function.
13693 * tree-dfa.c (referenced_var_lookup): Adjust.
13694 (referenced_var_check_and_insert): Likewise.
13695 (remove_referenced_var): Likewise.
13696 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
13697 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13698 (verify_call_clobbering): Likewise.
13699 (verify_memory_partitions): Likewise.
13700 (init_tree_ssa): Allocate bitmap instead of hashtable for
13702 (delete_tree_ssa): Adjust.
13703 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
13704 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13705 (compute_tag_properties): Likewise.
13706 (set_initial_properties): Likewise.
13707 (find_partition_for): Likewise.
13708 (update_reference_counts): Likewise.
13709 (dump_may_aliases_for): Likewise.
13710 * tree-ssa-operands.c (add_virtual_operand): Likewise.
13711 (add_call_clobber_ops): Likewise.
13712 (add_call_read_ops): Likewise.
13713 (get_asm_expr_operands): Likewise.
13714 * tree-into-ssa.c (dump_decl_set): Likewise.
13715 (update_ssa): Likewise.
13716 * tree-sra.c (scan_function): Likewise.
13717 (decide_instantiations): Likewise.
13718 (scalarize_parms): Likewise.
13719 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
13720 (dsa_named_for): Likewise.
13721 * tree-ssa-structalias.c (update_alias_info): Likewise.
13722 (merge_smts_into): Likewise.
13724 2008-02-27 David Daney <ddaney@avtrex.com>
13727 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
13728 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
13729 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
13730 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
13731 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
13733 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
13736 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
13737 (BUILT_IN_NEXTTOWARD): Remove.
13738 (BUILT_IN_NEXTTOWARDF): Ditto.
13739 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
13740 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
13742 2008-02-27 Tom Tromey <tromey@redhat.com>
13744 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
13745 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
13747 2008-02-27 Jan Beulich <jbeulich@novell.com>
13749 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
13750 update the respective field on newdecl.
13752 2008-02-27 Revital Eres <eres@il.ibm.com>
13754 PR rtl-optimization/34999
13755 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
13756 crossing edges that ends with a call insn.
13757 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
13758 call insn and clear the EDGE_CROSSING flag of the crossing edge
13759 when fixing fallthru edges.
13761 2008-02-27 Richard Guenther <rguenther@suse.de>
13763 PR middle-end/35390
13764 * fold-const.c (fold_unary): Return the correct argument,
13765 converted to the result type.
13767 2008-02-27 Richard Guenther <rguenther@suse.de>
13769 PR middle-end/34971
13770 * expr.c (expand_expr_real_1): Assert on rotates that operate
13772 * fold-const.c (fold_binary): Use the types precision, not the
13773 bitsize of the mode if folding rotate expressions. Build rotates
13774 only for full modes.
13776 2008-02-27 Jakub Jelinek <jakub@redhat.com>
13778 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
13779 and CPP_PRAGMA_EOL.
13780 * c-pragma.c (pragma_ns_name): New typedef.
13781 (registered_pp_pragmas): New variable.
13782 (c_pp_lookup_pragma): New function.
13783 (c_register_pragma_1): If flag_preprocess_only, do nothing
13784 for non-expanded pragmas, for expanded ones push pragma's
13785 namespace and name into registered_pp_pragmas vector.
13786 (c_invoke_pragma_handler): Register OpenMP pragmas even when
13787 flag_preprocess_only, don't register GCC pch_preprocess
13788 pragma if flag_preprocess_only.
13789 * c-opts.c (c_common_init): Call init_pragma even if
13790 flag_preprocess_only.
13791 * c-pragma.c (c_pp_lookup_pragma): New prototype.
13792 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
13793 cpp_register_pragma if flag_preprocess_only.
13795 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13798 * c-parser.c (c_parser_translation_unit): Warn for empty
13799 translation unit, not empty source file.
13801 2008-02-26 Paul Brook <paul@codesourcery.com>
13803 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
13804 operand for Thumb-2.
13805 * config/arm/arm.h (reg_class): Add CORE_REGS.
13806 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
13807 (BASE_REG_CLASS): Use CORE_REGS.
13808 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
13809 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
13810 (REGNO_OK_FOR_INDEX_P): Exclude SP.
13811 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
13812 ARM_REGNO_OK_FOR_INDEX_P.
13813 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
13814 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
13815 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
13816 (ldm/stm peepholes): Ditto.
13817 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
13818 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
13819 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
13820 * config/arm/constraints.md: Enable "k" constraint on ARM.
13822 2008-02-27 Ben Elliston <bje@au.ibm.com>
13824 * config/rs6000/rs6000.c: Annotate cache line size field in all
13825 instances of struct processor_costs.
13827 2008-02-26 David Edelsohn <edelsohn@gnu.org>
13829 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
13830 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
13831 jump_bypass): New counters.
13832 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
13833 * dce.c (gate_ud_dce): Same.
13834 (gate_fast_dce): Same.
13835 * dse.c (gate_dse1): New function.
13836 (gate_dse2): New function.
13837 (gate_dse): Merge results of new gate functions.
13838 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
13839 (gate_handle_jump_bypass): Add dbg_cnt.
13840 (gate_handle_gcse): Add dbg_cnt.
13841 * ifcvt.c (gate_handle_if_conversion): Same.
13842 (gate_handle_if_after_combine): Same.
13843 (gate_handle_if_after_reload): Same.
13844 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
13846 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
13848 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
13850 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
13852 2008-02-26 Jason Merrill <jason@redhat.com>
13855 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
13856 alone if it's the naming decl for the type's main variant.
13858 2008-02-26 Tom Tromey <tromey@redhat.com>
13860 * system.h (USE_MAPPED_LOCATION): Poison.
13861 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
13862 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
13863 (make_goto_expr_edges): Likewise.
13864 (remove_bb): Likewise.
13865 (execute_warn_function_return): Likewise.
13866 * basic-block.h (struct edge_def) <goto_locus>: Change type to
13868 * c-common.c (fname_decl): Remove old location code.
13869 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
13871 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
13873 (ASM_INPUT_SOURCE_LOCATION): Likewise.
13874 (gen_rtx_ASM_INPUT): Likewise.
13875 (gen_rtx_ASM_INPUT_loc): Likewise.
13876 (get_rtx_asm_OPERANDS): Remove.
13877 * cfglayout.c (insn_locators_alloc): Remove old location code.
13878 (set_curr_insn_source_location): Likewise.
13879 (curr_insn_locator): Likewise.
13880 * print-tree.c (print_node): Remove old location code.
13881 * tree-mudflap.c (mf_varname_tree): Remove old location code.
13882 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
13883 * cfgexpand.c (expand_gimple_cond_expr): Don't use
13884 location_from_locus.
13885 (construct_exit_block): Remove old location code.
13886 * emit-rtl.c (force_next_line_note): Remove old location code.
13887 * profile.c (branch_prob): Remove old location code.
13888 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
13889 LOC_LINE): Remove old-location variants.
13890 * langhooks.c (lhd_print_error_function): Remove old location
13892 * configure, config.in: Rebuilt.
13893 * configure.ac (--enable-mapped-location): Remove.
13894 * c-decl.c (c_init_decl_processing): Remove old location code.
13895 (finish_function): Likewise.
13896 * recog.c (decode_asm_operands): Remove old location code.
13897 * c-pch.c (c_common_read_pch): Remove old location code.
13898 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
13900 * gimple-low.c (lower_function_body): Remove old location code.
13901 * toplev.c (unknown_location): Remove.
13902 (push_srcloc): Remove old-location variant.
13903 (process_options): Remove old location code.
13904 (lang_dependent_init): Likewise.
13905 * input.h (UNKNOWN_LOCATION): Move definition.
13906 (location_t): Undeprecate.
13907 (source_locus): Remove.
13908 (location_from_locus): Remove.
13909 (struct location_s): Remove.
13910 Remove all old-location code.
13911 (input_line, input_filename): Remove.
13912 * final.c (final_scan_insn): Remove old location code.
13913 * diagnostic.c (diagnostic_build_prefix): Remove
13914 USE_MAPPED_LOCATION test.
13915 * tree.h (gimple_stmt) <locus>: Now a location_t.
13916 (tree_exp) <locus>: Likewise.
13917 (DECL_IS_BUILTIN): Remove old-location variant.
13918 (annotate_with_file_line, annotate_with_locus): Likewise.
13919 (expr_locus, set_expr_locus): Update.
13920 * tree.c (build1_stat): Remove old location code.
13921 (last_annotated_node): Remove.
13922 (annotate_with_file_line): Remove old-location variant.
13923 (annotate_with_locus): Likewise.
13924 (expr_location): Remove old location code.
13925 (set_expr_location): Likewise.
13926 (expr_has_location): Likewise.
13927 (expr_locus): Likewise.
13928 (set_expr_locus): Likewise.
13929 (expr_filename): Don't use location_from_locus.
13930 (expr_lineno): Likewise.
13931 * rtl-error.c (location_for_asm): Remove old location code.
13932 * c-lex.c (cb_line_change): Remove old location code.
13933 (fe_file_change): Likewise.
13934 (cb_def_pragma): Likewise.
13935 (c_lex_with_flags): Likewise.
13936 * gengtype.c (do_typedef): Don't special-case location types.
13937 (define_location_structures): Remove.
13938 (main): Don't call define_location_structures.
13939 * tree-pretty-print.c (dump_implicit_edges): Remove old location
13942 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13945 * builtins.def (BUILT_IN_STDARG_START): Remove.
13946 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
13947 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
13948 * tree-inline.c (inline_forbidden_p_1): Likewise.
13950 2008-02-26 Richard Guenther <rguenther@suse.de>
13952 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
13953 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
13954 (lookup_decl_from_uid): Declare.
13955 (remove_decl_from_map): Likewise.
13956 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
13957 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
13958 (decl_for_uid_map): New global hashtable mapping DECL_UID
13960 (init_ttree): Allocate it.
13961 (insert_decl_to_uid_decl_map): New helper function.
13962 (make_node_stat): Insert new decls into the map.
13963 (copy_node_stat): Likewise.
13964 (lookup_decl_from_uid): New function.
13965 (remove_decl_from_map): Likewise.
13966 (print_decl_for_uid_map_statistics): New helper.
13967 (dump_tree_statistics): Call it.
13969 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
13970 (referenced_var_iterator): Adjust.
13971 (FOR_EACH_REFERENCED_VAR): Adjust.
13972 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
13973 (num_referenced_vars): Adjust.
13974 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
13975 (first_referenced_var): Remove.
13976 (end_referenced_vars_p): Likewise.
13977 (next_referenced_var): Likewise.
13978 (referenced_var_iterator_set): New helper function.
13979 * tree-dfa.c (referenced_var_lookup): Adjust.
13980 (referenced_var_check_and_insert): Likewise.
13981 (remove_referenced_var): Likewise.
13982 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
13983 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13984 (verify_call_clobbering): Likewise.
13985 (verify_memory_partitions): Likewise.
13986 (init_tree_ssa): Allocate bitmap instead of hashtable for
13988 (delete_tree_ssa): Adjust.
13989 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
13990 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13991 (compute_tag_properties): Likewise.
13992 (set_initial_properties): Likewise.
13993 (find_partition_for): Likewise.
13994 (update_reference_counts): Likewise.
13995 (dump_may_aliases_for): Likewise.
13996 * tree-ssa-operands.c (add_virtual_operand): Likewise.
13997 (add_call_clobber_ops): Likewise.
13998 (add_call_read_ops): Likewise.
13999 (get_asm_expr_operands): Likewise.
14000 * tree-into-ssa.c (dump_decl_set): Likewise.
14001 (update_ssa): Likewise.
14002 * tree-sra.c (scan_function): Likewise.
14003 (decide_instantiations): Likewise.
14004 (scalarize_parms): Likewise.
14005 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
14006 (dsa_named_for): Likewise.
14007 * tree-ssa-structalias.c (update_alias_info): Likewise.
14008 (merge_smts_into): Likewise.
14010 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14013 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
14014 * c-opts.c (c_common_handle_option): Wall enables
14015 Wvolatile-register-var.
14016 * common.opt: Move Wvolatile-register-var to...
14019 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14021 * common.opt (Wlarger-than=): New.
14022 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
14024 * opts.c (common_handle_option): Handle -Wlarger-than=.
14025 * optc-gen.awk: Likewise.
14026 * opth-gen.awk: Likewise.
14027 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
14028 * tree-optimize.c (tree_rest_of_compilation): Likewise.
14030 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14032 * c-common.c (match_case_to_enum_1): Add appropriate
14033 OPT_W* parameter to warning.
14034 (c_do_switch_warnings): Likewise.
14035 * c-typeck.c (warning_init): Add one more parameter following
14036 'warning' function.
14037 (push_init_level): Update call to warning_init.
14038 (pop_init_level): Likewise.
14039 (add_pending_init): Likewise.
14040 (output_init_element: Likewise.
14042 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14045 * toplev.c (toplev_main): If there are warnings or error, print
14046 errors for ignored options.
14047 * opts.c (ignored_options): New static variable.
14048 (postpone_unknown_option_error): New.
14049 (print_ignored_options): New.
14050 (handle_option): Postpone errors for unknown -Wno-* options.
14051 * opts.h (print_ignored_options): Declare.
14053 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
14055 * config/mips/mips.md (loadgp_blockage, blockage): Change type
14058 2008-02-25 Richard Guenther <rguenther@suse.de>
14061 2008-02-25 Richard Guenther <rguenther@suse.de>
14063 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
14064 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
14065 (lookup_decl_from_uid): Declare.
14066 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
14067 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
14068 (decl_for_uid_map): New global hashtable mapping DECL_UID
14070 (init_ttree): Allocate it.
14071 (insert_decl_to_uid_decl_map): New helper function.
14072 (make_node_stat): Insert new decls into the map.
14073 (copy_node_stat): Likewise.
14074 (lookup_decl_from_uid): New function.
14075 (print_decl_for_uid_map_statistics): New helper.
14076 (dump_tree_statistics): Call it.
14078 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
14079 (referenced_var_iterator): Adjust.
14080 (FOR_EACH_REFERENCED_VAR): Adjust.
14081 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
14082 (num_referenced_vars): Adjust.
14083 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
14084 (first_referenced_var): Remove.
14085 (end_referenced_vars_p): Likewise.
14086 (next_referenced_var): Likewise.
14087 (referenced_var_iterator_set): New helper function.
14088 * tree-dfa.c (referenced_var_lookup): Adjust.
14089 (referenced_var_check_and_insert): Likewise.
14090 (remove_referenced_var): Likewise.
14091 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
14092 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14093 (verify_call_clobbering): Likewise.
14094 (verify_memory_partitions): Likewise.
14095 (init_tree_ssa): Allocate bitmap instead of hashtable for
14097 (delete_tree_ssa): Adjust.
14098 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
14099 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14100 (compute_tag_properties): Likewise.
14101 (set_initial_properties): Likewise.
14102 (find_partition_for): Likewise.
14103 (update_reference_counts): Likewise.
14104 (dump_may_aliases_for): Likewise.
14105 * tree-ssa-operands.c (add_virtual_operand): Likewise.
14106 (add_call_clobber_ops): Likewise.
14107 (add_call_read_ops): Likewise.
14108 (get_asm_expr_operands): Likewise.
14109 * tree-into-ssa.c (dump_decl_set): Likewise.
14110 (update_ssa): Likewise.
14111 * tree-sra.c (scan_function): Likewise.
14112 (decide_instantiations): Likewise.
14113 (scalarize_parms): Likewise.
14114 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
14115 (dsa_named_for): Likewise.
14116 * tree-ssa-structalias.c (update_alias_info): Likewise.
14117 (merge_smts_into): Likewise.
14119 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
14122 * doc/invoke.texi (-fcx-limited-range): Document new option.
14123 * toplev.c (process_options): Handle -fcx-fortran-rules.
14124 * common.opt: Add documentation for -fcx-fortran-rules.
14126 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
14129 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
14130 actual behaviour and C99.
14132 2008-02-26 Ben Elliston <bje@au.ibm.com>
14134 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
14135 (ASM_CPU_POWER6_SPEC): Likewise.
14136 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
14137 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
14138 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
14140 2008-02-25 Richard Guenther <rguenther@suse.de>
14142 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
14143 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
14144 (lookup_decl_from_uid): Declare.
14145 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
14146 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
14147 (decl_for_uid_map): New global hashtable mapping DECL_UID
14149 (init_ttree): Allocate it.
14150 (insert_decl_to_uid_decl_map): New helper function.
14151 (make_node_stat): Insert new decls into the map.
14152 (copy_node_stat): Likewise.
14153 (lookup_decl_from_uid): New function.
14154 (print_decl_for_uid_map_statistics): New helper.
14155 (dump_tree_statistics): Call it.
14157 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
14158 (referenced_var_iterator): Adjust.
14159 (FOR_EACH_REFERENCED_VAR): Adjust.
14160 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
14161 (num_referenced_vars): Adjust.
14162 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
14163 (first_referenced_var): Remove.
14164 (end_referenced_vars_p): Likewise.
14165 (next_referenced_var): Likewise.
14166 (referenced_var_iterator_set): New helper function.
14167 * tree-dfa.c (referenced_var_lookup): Adjust.
14168 (referenced_var_check_and_insert): Likewise.
14169 (remove_referenced_var): Likewise.
14170 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
14171 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14172 (verify_call_clobbering): Likewise.
14173 (verify_memory_partitions): Likewise.
14174 (init_tree_ssa): Allocate bitmap instead of hashtable for
14176 (delete_tree_ssa): Adjust.
14177 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
14178 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14179 (compute_tag_properties): Likewise.
14180 (set_initial_properties): Likewise.
14181 (find_partition_for): Likewise.
14182 (update_reference_counts): Likewise.
14183 (dump_may_aliases_for): Likewise.
14184 * tree-ssa-operands.c (add_virtual_operand): Likewise.
14185 (add_call_clobber_ops): Likewise.
14186 (add_call_read_ops): Likewise.
14187 (get_asm_expr_operands): Likewise.
14188 * tree-into-ssa.c (dump_decl_set): Likewise.
14189 (update_ssa): Likewise.
14190 * tree-sra.c (scan_function): Likewise.
14191 (decide_instantiations): Likewise.
14192 (scalarize_parms): Likewise.
14193 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
14194 (dsa_named_for): Likewise.
14195 * tree-ssa-structalias.c (update_alias_info): Likewise.
14196 (merge_smts_into): Likewise.
14198 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
14201 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
14202 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
14203 * alias.h (nonoverlapping_memrefs_p): Likewise.
14205 2008-02-25 Jan Beulich <jbeulich@novell.com>
14207 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
14208 * config/i386/netware-libgcc.exp: Add __bswap?i2,
14209 __emultls_get_address, __emultls_register_common,
14210 __floatundi?f, and _Unwind_GetIPInfo.
14211 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
14212 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
14213 (gen_regparm_prefix): Likewise.
14214 (i386_nlm_encode_section_info): Sync with
14215 config/i386/winnt.c:i386_pe_encode_section_info().
14216 (i386_nlm_maybe_mangle_decl_assembler_name): New.
14217 i386_nlm_mangle_decl_assembler_name): New.
14218 (netware_override_options): New.
14219 * config/i386/netware.h (netware_override_options): Declare.
14220 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
14221 (i386_nlm_mangle_decl_assembler_name): Declare.
14222 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
14224 2008-02-25 Ben Elliston <bje@au.ibm.com>
14227 * c-decl.c (grokdeclarator): Remove unused local variables
14228 `typedef_type' and `type_as_written'.
14230 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
14231 unused local variable `has_hot_blocks'.
14232 (fix_crossing_conditional_branches): Remove unused local variable
14235 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
14237 PR middle-end/19984
14238 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
14239 using DEF_C99_BUILTIN.
14240 (BUILT_IN_NANF): Ditto.
14241 (BUILT_IN_NANL): Ditto.
14243 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
14244 Revital Eres <eres@il.ibm.com>
14246 * modulo-sched.c (calculate_must_precede_follow): Address TODO
14247 regarding the order of two dependent insns in the same row.
14249 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
14251 * stor-layout.c (layout_decl): Do not bump the alignment of a
14252 bit-field to more than byte alignment if it is packed.
14254 2008-02-24 David Edelsohn <edelsohn@gnu.org>
14256 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
14259 2008-02-24 Diego Novillo <dnovillo@google.com>
14261 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
14264 * tree-vrp.c (vrp_evaluate_conditional): With
14265 -Wtype-limits, emit a warning when comparing against a
14266 constant outside the natural range of OP0's type.
14267 * c.opt (Wtype-limits): Move ...
14268 * common.opt (Wtype-limits): ... here.
14270 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
14272 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
14273 * config/rs6000/e300c2c3.md: New file.
14274 * config/rs6000/rs6000.c (processor_costs): Add new costs for
14276 (rs6000_override_options): Add e300c2 and e300c3 cases to
14277 processor_target_table. Do not allow usage of Altivec or Spe
14278 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
14279 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
14280 * config/rs6000/rs6000.h (processor_type): Add
14281 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
14282 (ASM_CPU_SPEC): Add e300c2 and e300c3.
14283 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
14284 and ppce300c3. Include e300c2c3.md.
14286 2008-02-23 David Edelsohn <edelsohn@gnu.org>
14288 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
14289 instead of TARGET_STRICT_ALIGN.
14291 2008-02-23 Joseph Myers <joseph@codesourcery.com>
14293 * explow.c (memory_address): Assert that the generated address is
14296 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
14299 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
14300 * config/darwin-ppc-ldouble-patch.def: New file.
14301 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
14302 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
14303 SUBTARGET_INIT_BUILTINS if defined.
14304 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
14307 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
14310 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
14311 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
14313 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
14316 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
14317 file" warning condtional on -Winvalid-PCH.
14319 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
14321 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
14323 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
14327 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
14328 prevent reload from using MMX registers.
14329 (*mov<mode>_internal): Ditto.
14330 (*movv2sf_internal_rex64): Ditto.
14331 (*movv2sf_internal): Ditto.
14333 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14335 PR documentation/31569
14336 * doc/install.texi2html: Use makeinfo --no-number-sections.
14338 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
14340 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
14341 ensure that we can address an entire entity > 8 bytes. Don't
14342 generate reg+reg addressing for such data.
14344 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
14346 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
14347 strings when optimizing for size, unless the target cares about
14350 2008-02-22 Tom Tromey <tromey@redhat.com>
14352 * regclass.c (current_pass): Remove declaration.
14354 2008-02-22 Anatoly Sokolov <aesok@post.ru>
14356 * config/avr/libgcc.S (__RAMPZ__): Define.
14357 (__do_copy_data): Add for devices with 128KB code memory.
14359 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
14361 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
14363 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
14365 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
14367 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
14370 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14373 * c-typeck.c (build_binary_op): Warn about floating point
14374 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
14376 2008-02-21 Janis Johnson <janis187@us.ibm.com>
14379 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
14380 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
14382 (rs6000_override_options): Set altivec_abi as default, not override,
14383 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
14384 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
14385 is used; use new member spe_abi.
14386 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
14387 spe_abi and altivec_abi.
14389 2008-02-22 Tomas Bily <tbily@suse.cz>
14391 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
14393 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14396 * config.build (build_file_translate): Set to `CMD //c' only if
14398 * Makefile.in (build_file_translate): Improve comment.
14400 2008-02-21 Jan Hubicka <jh@suse.cz>
14402 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
14403 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
14404 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
14406 2008-02-21 Michael Matz <matz@suse.de>
14409 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
14411 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
14413 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
14414 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
14415 as insn constraint.
14416 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
14417 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
14418 SSE_VEC_FLOAT_MODE_P as insn constraint.
14419 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
14420 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
14421 sse4a_movntdf using MODEF mode iterator.
14422 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
14423 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
14424 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
14425 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
14426 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
14427 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
14428 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
14430 2008-02-21 Richard Guenther <rguenther@suse.de>
14432 * tree.def (PAREN_EXPR): New tree code.
14433 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
14435 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
14436 * expr.c (expand_expr_real_1): Likewise.
14437 * tree-inline.c (estimate_num_insns_1): Likewise.
14438 * tree-complex.c (expand_complex_move): Likewise.
14439 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
14442 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
14445 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
14447 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
14450 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
14452 * config/sh/sh.c (find_barrier): Don't go past
14453 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
14455 2008-02-20 DJ Delorie <dj@redhat.com>
14457 * config/h8300/h8300.md (insv): Force source operand to be a register.
14459 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
14460 as a jump, not as a plain insn.
14462 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
14464 * doc/invoke.texi (Warning Options): Add new option
14465 -Wframe-larger-than=.
14466 (-Wframe-larger-than): Document.
14468 * flags.h (warn_frame_larger_than, frame_larger_than_size):
14469 Add declarations for new option variables.
14471 * final.c (final_start_function): Check the frame size
14472 before emission and issue a Wframe-larger-than warning.
14474 * opts.c (warn_frame_larger_than, frame_larger_than_size):
14475 Add definitions for new option variables.
14476 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
14478 * common.opt (Wframe-larger-than=): New option.
14480 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
14482 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
14483 (<sse>_div<mode>3): Ditto.
14484 (<sse>_vmdiv<mode>3): Ditto.
14485 (<sse>_vmsqrt<mode>2): Ditto.
14486 (*smax<mode>3): Ditto.
14487 (sse5_frcz<mode>2): Ditto.
14488 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
14489 as insn constraint.
14491 2008-02-20 Richard Guenther <rguenther@suse.de>
14493 PR middle-end/35265
14494 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
14495 be happy with INTEGRAL_TYPE_P.
14497 2008-02-20 Richard Guenther <rguenther@suse.de>
14499 * fold-const.c (split_tree): Associate floatig-point expressions
14500 if flag_associative_math is set.
14502 2008-02-20 Richard Guenther <rguenther@suse.de>
14504 * tree.h (fold_real_zero_addition_p): Declare.
14505 * fold-const.c (fold_real_zero_addition_p): Export.
14506 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
14507 floating-point operations with zero and one.
14509 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
14511 * doc/install.texi: Correct references to CFLAGS, replacing them
14512 with BOOT_CFLAGS. Document flags used during bootstrap for
14515 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
14517 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
14518 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
14519 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
14521 (smin<mode>3): Ditto from similar patterns.
14522 (smax<mode>3): Ditto.
14523 (*ieee_smin<mode>3): Ditto.
14524 (*ieee_smax<mode>3): Ditto.
14525 * config/i386/sse.md (sse): New mode attribute.
14526 (mov<mode>): Macroize expander from movv4sf and movv2df using
14527 SSEMODEF2P mode iterator.
14528 (<sse>_movnt<mode>): Ditto from similar patterns. Use
14529 SSE_VEC_FLOAT_MODE_P as insn constraint.
14530 (storent<mode>): Ditto.
14531 (storent<mode>): Macroize expander from storentsf and storentdf using
14532 MODEF mode iterator.
14533 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
14534 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
14535 (abs<mode>2): Ditto from similar patterns.
14536 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
14537 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
14538 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
14539 (<sse>_vmsqrt<mode>2): Ditto.
14540 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
14541 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
14542 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
14543 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
14544 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
14545 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
14546 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
14548 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
14549 iterator and SSE_FLOAT_MODE_P as insn constraint.
14550 (<sse>_ucomi): Ditto from similar patterns.
14551 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
14552 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
14553 SSE_VEC_FLOAT_MODE_P as insn constraint.
14554 (vcond<mode>): Ditto from similar patterns.
14555 (and<mode>3, *and<mode>3): Ditto.
14556 (<sse>_nand<mode>3): Ditto.
14557 (ior<mode>3, *ior<mode>3): Ditto.
14558 (xor<mode>3, *xor<mode>3): Ditto.
14559 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
14560 iterator and SSE_FLOAT_MODE_P as insn constraint.
14561 (*nand<mode>3): Ditto from similar patterns.
14562 (*ior<mode>3): Ditto.
14563 (*xor<mode>3): Ditto.
14565 2008-02-20 Ira Rosen <irar@il.ibm.com>
14567 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
14568 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
14569 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
14571 2008-02-19 Jan Hubicka <jh@suse.cz>
14573 * predict.c (tree_bb_level_predictions): Remove variable next
14574 mistakely introduced by previous commit.
14576 2008-02-19 Jan Hubicka <jh@suse.cz>
14578 * predict.c (predict_paths_leading_to): Rewrite.
14579 (predict_paths_for_bb): New.
14580 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
14582 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14585 * Makefile.in (build_file_translate): New.
14586 (gcc-vers.texi): Use it for translating $(abs_srcdir).
14587 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
14588 * configure.ac (build_file_translate): Substitute it.
14589 * configure: Regenerate.
14591 2008-02-19 Jan Hubicka <jh@suse.cz>
14593 PR rtl-optimization/34408
14594 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
14597 2008-02-19 Jan Hubicka <jh@suse.cz>
14599 PR middle-end/28779
14600 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
14603 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
14606 * config/i386/i386-modes.def: Revert the last DI alignment
14607 change until Ada people can look into it.
14609 2008-02-19 Nick Clifton <nickc@redhat.com>
14611 * opts.c (print_specific_help): Fix typo in --help text.
14613 2008-02-19 Jakub Jelinek <jakub@redhat.com>
14616 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
14617 32-bit inline asm without asm alternatives for host GCC < 3.0.
14619 2008-02-19 Richard Guenther <rguenther@suse.de>
14621 PR tree-optimization/34989
14622 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
14623 Allow propagation to INDIRECT_REF if we can simplify only.
14625 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14627 * c-common.c (warn_for_collisions_1): Use appropriate option when
14630 2008-02-19 Nick Clifton <nickc@redhat.com>
14633 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
14634 (handle_options): Fix indentation.
14635 (print_filtered_help): If no language-specific options were
14636 displayed tell the user how to list all the options supported by
14637 the language's front-end.
14638 (print_specific_help): Fix indentation and remove duplicate line.
14639 (common_handle_option): Handle the -v option.
14640 For --help enable the display of undocumented options if the -v
14641 switch has been included on the command line.
14642 For --help= check for overlaps in the arguments between the option
14643 classes and the language names and issue a warning when they
14644 cannot be disambiguated.
14645 * c.opt (v): Pass on to the common option handler.
14647 2008-02-19 Revital Eres <eres@il.ibm.com>
14649 * modulo-sched.c (sms_schedule): Change dump message when
14650 create_ddg function fails.
14651 (try_scheduling_node_in_cycle): Rename row to cycle.
14652 (print_partial_schedule): Rename CYCLE to ROW.
14654 2008-02-19 Christian Bruel <christian.bruel@st.com>
14655 Zdenek Dvorak <ook@ucw.cz>
14657 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
14659 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
14662 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
14663 (*x86_movdicc_0_m1_se): Ditto.
14665 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
14667 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
14668 (CMPtype): Define as __gcc_CMPtype.
14669 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
14670 (CMPtype): Define as __gcc_CMPtype.
14672 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
14674 Support valgrind 3.3 for --enable-checking=valgrind.
14675 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
14677 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
14678 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
14679 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
14680 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
14681 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
14682 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
14683 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
14685 * ggc-zone.c: Similar.
14686 * ggc-page.c: Similar.
14688 2008-02-19 Paul Brook <paul@codesourcery.com>
14691 * config/arm/ieee754-df.S: Fix do_it typo.
14692 * config/arm/ieee754-sf.S: Fix do_it typo.
14694 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
14697 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
14698 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
14699 (OPTION_MASK_ISA_SSE_SET): Likewise.
14700 (OPTION_MASK_ISA_SSE2_SET): Likewise.
14701 (OPTION_MASK_ISA_SSE3_SET): Likewise.
14702 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
14703 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
14704 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
14705 (OPTION_MASK_ISA_SSE4_SET): Likewise.
14706 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
14707 (OPTION_MASK_ISA_SSE5_SET): Likewise.
14708 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
14709 (OPTION_MASK_ISA_MMX_UNSET): Updated.
14710 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
14711 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
14712 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
14713 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
14714 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
14715 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
14716 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
14717 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
14718 (OPTION_MASK_ISA_SSE4): Removed.
14719 (ix86_handle_option): Turn on bits in ix86_isa_flags and
14720 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
14721 (override_options): Don't turn on implied SSE/MMX bits in
14724 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
14726 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
14729 2008-02-18 Joey Ye <joey.ye@intel.com>
14731 PR middle-end/34921
14732 * tree-nested.c (insert_field_into_struct): Set type alignment
14733 to field alignment if the former is less than the latter.
14735 2008-02-18 Jakub Jelinek <jakub@redhat.com>
14737 * BASE-VER: Set to 4.4.0.
14739 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14741 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
14742 * doc/cfg.texi: Likewise.
14743 * doc/extend.texi: Likewise.
14744 * doc/gty.texi: Likewise.
14745 * doc/invoke.texi: Likewise.
14746 * doc/loop.texi: Likewise.
14747 * doc/md.texi: Likewise.
14748 * doc/passes.texi: Likewise.
14749 * doc/rtl.texi: Likewise.
14750 * doc/sourcebuild.texi: Likewise.
14751 * doc/tm.texi: Likewise.
14752 * doc/tree-ssa.texi: Likewise.
14754 2008-02-17 Richard Guenther <rguenther@suse.de>
14756 PR middle-end/35227
14757 * tree-complex.c (init_parameter_lattice_values): Handle parameters
14758 without default definition.
14760 2008-02-17 Richard Guenther <rguenther@suse.de>
14762 PR tree-optimization/35231
14763 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
14766 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
14769 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
14770 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
14771 libgcc_cmp_return mode.
14773 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14776 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
14778 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
14780 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
14783 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14785 * doc/c-tree.texi: Use `@.' where appropriate.
14786 * doc/extend.texi: Likewise.
14787 * doc/install.texi: Likewise.
14788 * doc/invoke.texi: Likewise.
14789 * doc/loop.texi: Likewise.
14790 * doc/makefile.texi: Likewise.
14791 * doc/md.texi: Likewise.
14792 * doc/passes.texi: Likewise.
14793 * doc/standards.texi: Likewise.
14794 * doc/tm.texi: Likewise.
14796 2008-02-15 Jakub Jelinek <jakub@redhat.com>
14798 PR middle-end/35196
14799 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
14801 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
14802 rather than in entry_bb.
14804 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
14806 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
14807 libgcc_cmp_return mode.
14809 2008-02-15 Jakub Jelinek <jakub@redhat.com>
14811 PR middle-end/35130
14812 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
14813 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
14815 2008-02-15 Richard Guenther <rguenther@suse.de>
14816 Zdenek Dvorak <ook@ucw.cz>
14818 PR tree-optimization/35164
14819 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
14820 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
14821 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
14822 Only propagate addresses which do not have abnormal SSA_NAMEs
14825 2008-02-15 Joseph Myers <joseph@codesourcery.com>
14828 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
14830 2008-02-15 Jan Hubicka <jh@suse.cz>
14832 PR middle-end/35149
14833 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
14835 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
14837 PR middle-end/34621
14838 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
14839 when calculating alignment_pad.
14841 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
14843 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
14844 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
14845 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
14846 and STACK_BOUNDARY define.
14848 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
14850 PR preprocessor/35061
14851 * c-pragma.c (handle_pragma_pop_macro): Check that
14852 pushed_macro_table has been allocated.
14854 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
14856 PR middle-end/35136
14857 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
14858 (force_gimple_operand): Likewise.
14859 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
14860 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
14861 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
14862 (find_interesting_uses_address): Check addressability and alignment
14863 of the base expression only after substituting bases of IVs into it.
14865 2008-02-14 Michael Matz <matz@suse.de>
14868 * function.c (instantiate_virtual_regs_in_insn): Reload address
14869 before falling back to reloading the whole operand.
14871 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
14873 * config/s390/s390.c (s390_mainpool_start): Emit the pool
14874 before the first section switch note.
14876 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14878 * doc/bugreport.texi: Update copyright years.
14879 * doc/c-tree.texi: Likewise.
14880 * doc/cfg.texi: Likewise.
14881 * doc/cpp.texi: Likewise.
14882 * doc/cppinternals.texi: Likewise.
14883 * doc/fragments.texi: Likewise.
14884 * doc/frontends.texi: Likewise.
14885 * doc/gcc.texi: Likewise.
14886 * doc/gty.texi: Likewise.
14887 * doc/hostconfig.texi: Likewise.
14888 * doc/implement-c.texi: Likewise.
14889 * doc/libgcc.texi: Likewise.
14890 * doc/loop.texi: Likewise.
14891 * doc/makefile.texi: Likewise.
14892 * doc/options.texi: Likewise.
14893 * doc/passes.texi: Likewise.
14894 * doc/rtl.texi: Likewise.
14895 * doc/sourcebuild.texi: Likewise.
14896 * doc/standards.texi: Likewise.
14897 * doc/tree-ssa.texi: Likewise.
14898 * doc/trouble.texi: Likewise.
14900 * doc/extend.texi: Use @: or add comma where appropriate.
14901 * doc/invoke.texi: Likewise.
14902 * doc/tm.texi: Likewise.
14904 2008-02-14 Alan Modra <amodra@bigpond.net.au>
14907 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
14910 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
14912 * doc/md.texi (clz, ctz): Add reference.
14913 * doc/rtl.texi (clz, ctz): Likewise.
14915 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14918 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
14921 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
14923 * config/s390/s390.c (struct constant_pool): New field
14924 emit_pool_after added.
14925 (s390_mainpool_start): Set the emit_pool_after flag according
14926 to the section switch notes.
14927 (s390_mainpool_finish): Consider emit_pool_after when emitting
14928 the literal pool at the end of the function.
14929 (s390_chunkify_start): Force literal pool splits at section
14932 2008-02-13 Michael Matz <matz@suse.de>
14935 * var-tracking.c (clobber_variable_part): Correctly traverse the
14938 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14941 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
14942 Add -fdump-ipa-inline.
14943 * tree-dump.c (dump_files): Remove tree-inlined dump.
14944 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
14946 2008-02-12 Richard Guenther <rguenther@suse.de>
14948 PR tree-optimization/35171
14949 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
14952 2008-02-12 Richard Guenther <rguenther@suse.de>
14954 PR middle-end/35163
14955 * fold-const.c (fold_widened_comparison): Use get_unwidened in
14956 value-preserving mode. Disallow final truncation.
14958 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
14960 PR middle-end/35136
14961 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
14962 code from here to...
14963 (force_gimple_operand): ...here.
14965 2008-02-12 Jakub Jelinek <jakub@redhat.com>
14968 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
14969 non-compatible pointers.
14970 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
14971 different FIELD_DECLs, try harder by comparing field offsets, sizes
14974 PR inline-asm/35160
14975 * function.c (match_asm_constraints_1): Don't replace the same input
14978 2008-02-12 Anatoly Sokolov <aesok@post.ru>
14980 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
14981 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
14982 (expand_epilogue): Restore RAMPZ register.
14983 * config/avr/avr.md (RAMPZ_ADDR): New constant.
14985 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
14987 * config/i386/cygwin.asm: (__alloca): Correct calling
14988 convention and alignment.
14989 (__chkstk): Force 8 byte stack alignment.
14991 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
14992 Richard Guenther <rguenther@suse.de>
14994 PR tree-optimization/33992
14995 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
14996 the zero we compare against.
14998 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
15000 PR libfortran/35063
15001 * gthr-win32.h (__gthread_mutex_destroy_function): New function
15002 to CloseHandle after unlocking to prevent accumulation of handle
15005 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15007 PR middle_end/34150
15008 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
15009 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
15010 and update LABEL_NUSES during and after reload.
15012 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
15014 PR middle-end/34627
15015 * combine.c (simplify_if_then_else): Make sure the comparison is
15016 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
15018 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
15021 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
15022 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
15023 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
15024 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
15025 * tree.h (get_type_static_bounds): Likewise.
15027 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15029 * doc/invoke.texi (Option Summary, C++ Dialect Options)
15030 (Objective-C and Objective-C++ Dialect Options, Warning Options):
15031 Make -Wfoo language annotations match what the compiler outputs.
15033 2008-02-08 Sa Liu <saliu@de.ibm.com>
15035 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
15036 intrinsics spu_convts, spu_convtu, spu_convtf.
15038 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
15040 * doc/extend.texi (Function Attributes) <noinline>: Mention
15041 asm ("") as method to keep calls.
15043 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15046 * doc/options.texi (Options): Replace references to opts.sh with
15048 * opts-common.c: Likewise.
15049 * optc-gen.awk: Likewise.
15051 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
15053 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
15055 2008-02-07 Richard Henderson <rth@redhat.com>
15058 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
15059 EXPR_LIST for the REG_EQUAL instead of a comparison with a
15062 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
15064 PR tree-optimization/35085
15065 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
15066 for operand entry oe2 in addition to operand entry oe3 in order to
15067 expose more opportunities for vectorizer sum reduction.
15069 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15072 * Makefile.in (LIBS): Remove $(GMPLIBS).
15073 (cc1-dummy, cc1): Add $(GMPLIBS).
15075 2008-02-06 Jan Hubicka <jh@suse.cz>
15078 * i386.md (moddf_integer): Do not produce partial memory stalls for
15079 targets where it hurts.
15081 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
15084 * optabs.c (expand_float): Do not check for decimal modes when
15085 expanding unsigned integer through signed conversion.
15087 2008-02-06 Nick Clifton <nickc@redhat.com>
15089 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
15090 inside the clobber with a match_operand and duplicated operand
15091 number in the constraint.
15092 (ineqbranchsi): Delete redundant comment.
15094 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
15096 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
15097 builtin_define ("__USE_INIT_FINI__").
15098 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
15100 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
15102 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15104 PR documentation/30330
15105 * doc/invoke.texi (C++ Dialect Options)
15106 (Objective-C and Objective-C++ Dialect Options, Warning Options):
15107 For each warning option -Wfoo that allows -Wno-foo, ensure both
15108 -Wfoo and -Wno-foo are listed in the option index. Fix index
15109 entry of -Wswitch-default, index -Wnormalized= including the
15110 `=', and -Wlarger-than-@var{len} including @var{len}.
15112 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
15114 * config/i386/i386.md (floatunssisf2): Use
15115 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
15116 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
15117 Macroize expander using MODEF mode iterator.
15119 2008-02-05 Diego Novillo <dnovillo@google.com>
15121 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
15124 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
15126 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15129 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
15131 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
15134 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
15135 to indicate if a message should be generated.
15136 (init_cumulative_args): Updated.
15137 (function_value_32): Likewise.
15139 2008-02-05 Joseph Myers <joseph@codesourcery.com>
15141 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
15143 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
15146 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
15147 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
15149 2008-02-04 Diego Novillo <dnovillo@google.com>
15151 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
15154 * tree-vrp.c (vrp_evaluate_conditional): With
15155 -Wtype-limits, emit a warning when comparing against a
15156 constant outside the natural range of OP0's type.
15158 2008-02-04 Richard Guenther <rguenther@suse.de>
15160 PR middle-end/33631
15161 * expr.c (count_type_elements): Give for unions instead of
15164 2008-02-04 Richard Guenther <rguenther@suse.de>
15166 PR middle-end/35043
15167 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
15168 to TYPE_DOMAINs base type instead of using bitsizetype here.
15170 2008-02-03 Jason Merrill <jason@redhat.com>
15172 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
15174 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15177 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
15178 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
15179 (RS/6000 and PowerPC Options): Fix typos and markup.
15180 * doc/passes.texi (Tree-SSA passes): Likewise.
15182 2008-02-02 Michael Matz <matz@suse.de>
15185 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
15186 from record_last_reg_set_info.
15187 (record_last_reg_set_info): Take an RTX argument, iterate over all
15188 constituent hardregs.
15189 (record_last_set_info, record_opr_changes): Change calls to
15190 new signature or to record_last_reg_set_info_regno.
15192 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
15194 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
15196 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
15198 PR rtl-optimization/34773
15199 * reg-notes.def (EQUAL): Mention significance of combination of
15200 REG_EQUAL and REG_RETVAL.
15201 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
15202 insn that has a REG_RETVAL.
15204 2008-02-01 Roger Sayle <roger@eyesopen.com>
15207 * configure.ac (--enable-fixed-point): Disable unless explicitly
15209 * configure: Regenerate.
15211 2008-02-01 Richard Guenther <rguenther@suse.de>
15214 * invoke.texi (-finline-limit): Remove no longer true parts
15215 of the documentation. Note that there is no default value.
15217 2008-02-01 Andrew Pinski <pinskia@gmail.com>
15218 Mark Mitchell <mark@codesourcery.com>
15219 Ben Elliston <bje@au.ibm.com>
15222 * doc/extend.texi (Other Builtins): Document.
15224 2008-01-31 Tom Browder <tom.browder@gmail.com>
15226 * doc/c-tree.texi (Types): Fix grammar.
15227 (Expression trees): Ditto.
15228 * doc/passes.texi (Tree-SSA passes): Ditto.
15230 * doc/configterms.texi (Configure Terms): Fix typo.
15231 * doc/cpp.texi (Common Predefined Macros): Ditto.
15232 * doc/md.texi (Machine Constraints): Ditto.
15234 * doc/makefile.texi (Makefile): Add comma.
15236 2008-01-31 Tom Browder <tom.browder@gmail.com>
15237 Gerald Pfeifer <gerald@pfeifer.com>
15239 * doc/sourcebuild.texi (Front End): Remove references to CVS
15240 and CVSROOT/modules.
15241 (Texinfo Manuals): Replace reference to CVS by one to SVN.
15242 (Back End): Remove reference to CVS.
15244 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
15247 * config/mips/mips.c (gen_load_const_gp): New function, taking a
15249 (mips16_gp_pseudo_reg): ...here.
15250 * config/mips/mips.md (load_const_gp): Replace with...
15251 (load_const_gp_<mode>): ...this :P-based insn.
15253 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15255 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
15256 options. Minor fixes.
15257 (-std): Move reference to standards closer to where language
15258 standards are first mentioned.
15260 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
15262 PR rtl-optimization/34995
15263 * reload.c (alternative_allows_const_pool_ref): Take an rtx
15264 parameter and return a bool. If the rtx parameter is nonnull,
15265 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
15266 (find_reloads): Update call accordingly. Pass the new operand
15267 if it needed no address reloads, otherwise pass null.
15269 2008-01-30 Richard Henderson <rth@redhat.com>
15272 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
15273 for unbounded arrays.
15275 2008-01-30 Silvius Rus <rus@google.com>
15277 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
15279 2008-01-30 Jan Hubicka <jh@suse.cz>
15282 * i386.c (init_cumulative_args): Use real function declaration when
15285 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
15287 PR rtl-optimization/34998
15288 * global.c (build_insn_chain): Treat non-subreg_lowpart
15289 SUBREGs of pseudos as clobbering all the words covered by the
15290 SUBREG, not just all the bytes.
15291 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
15292 original df_ref rather than an extract parameter.
15293 (global_conflicts): Update call accordingly.
15295 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
15297 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
15298 the overflow check to make it easier to read.
15299 (__fixtfdi): Change the type of the ll member in union
15300 long_double to UDItype_x.
15302 2008-01-30 Jakub Jelinek <jakub@redhat.com>
15304 PR middle-end/34969
15305 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
15306 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
15307 * tree-inline.c (fold_marked_statements): Call
15308 cgraph_update_edges_for_call_stmt if folding a call statement.
15309 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
15310 debug_generic_stmt calls, reset it back afterwards.
15313 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
15315 * c-typeck.c (build_external_ref): Don't pedwarn about
15316 static vars in current function's scope.
15318 2008-01-29 Joseph Myers <joseph@codesourcery.com>
15320 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
15322 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
15325 * ipa-struct-reorg.c: Fix spelling.
15326 * params.def: Ditto.
15328 2008-01-29 Richard Guenther <rguenther@suse.de>
15330 PR middle-end/35006
15331 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
15333 * tree-inline.c (remap_type): Increment remapping_type_depth
15334 around remapping types.
15335 (copy_body_r): Only add referenced variables if they are referenced
15336 from code, not types.
15338 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
15349 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
15350 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
15352 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
15355 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
15356 pointer for tiny stack.
15358 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
15360 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
15362 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
15364 * config/vx-common.h: Fix typo in comment.
15366 2008-01-28 Ian Lance Taylor <iant@google.com>
15370 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
15371 coalesce pointers if they have different DECL_NO_TBAA_P values.
15372 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
15373 between variables with different DECL_NO_TBAA_P values.
15375 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
15378 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
15379 are not legitimate small data references on SPE targets.
15381 2008-01-28 David Daney <ddaney@avtrex.com>
15383 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
15385 2008-01-28 David Daney <ddaney@avtrex.com>
15387 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
15389 2008-01-27 Joseph Myers <joseph@codesourcery.com>
15391 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
15392 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
15393 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
15394 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
15395 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
15396 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
15397 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
15398 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
15400 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
15402 * basic-block.h (condjump_equiv_p): Fix comment.
15404 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
15406 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
15407 print_generic_stmt_indented): Fix comment.
15409 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
15411 * configure.ac (__stack_chk_fail): Add detecion for availability
15412 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
15413 * configure: Regenerate.
15415 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
15417 PR middle-end/34688
15418 * final.c (output_addr_const): Handle TRUNCATE.
15420 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
15423 * tree-ssa-loop-ivopts.c (comp_cost): New type.
15424 (zero_cost, infinite_cost): New constants.
15425 (struct cost_pair): Change type of cost to comp_cost.
15426 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
15427 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
15429 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
15430 split_address_cost, ptr_difference_cost, difference_cost,
15431 get_computation_cost_at, get_computation_cost,
15432 determine_use_iv_cost_generic, determine_use_iv_cost_address,
15433 determine_use_iv_cost_condition, determine_use_iv_costs,
15434 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
15435 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
15436 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
15437 Change type of cost to comp_cost.
15438 (determine_iv_cost): Increase cost of non-original ivs, instead
15439 of decreasing the cost of original ones.
15440 (get_address_cost): Indicate the complexity of the addressing mode
15442 (try_add_cand_for): Prefer using ivs not specific to some object.
15443 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
15445 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
15446 Janis Johnson <janis187@us.ibm.com>
15449 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
15450 (TARGET_INSTANTIATE_DECLS): Likewise.
15451 * target.h (expand_to_rtl_hook): New target hook.
15452 (instantiate_decls): Likewise.
15453 * function.c (instantiate_decl): Make non-static. Rename to...
15454 (instantiate_decl_rtl): ... this.
15455 (instantiate_expr): Use instantiate_decl_rtl.
15456 (instantiate_decls_1): Likewise.
15457 (instantiate_decls): Likewise.
15458 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
15459 * function.h (instantiate_decl_rtl): Add prototype.
15460 * cfgexpand.c (target.h): New include.
15461 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
15462 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
15463 (TARGET_INSTANTIATE_DECLS): Likewise.
15464 (TARGET_INITIALIZER): New target hooks added.
15465 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
15467 * config/rs6000/rs6000.c (tree-flow.h): New include.
15468 (machine_function): Add sdmode_stack_slot field.
15469 (rs6000_alloc_sdmode_stack_slot): New function.
15470 (rs6000_instantiate_decls): Likewise.
15471 (rs6000_secondary_memory_needed_rtx): Likewise.
15472 (rs6000_check_sdmode): Likewise.
15473 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
15474 (TARGET_INSTANTIATE_DECLS): Likewise.
15475 (rs6000_hard_regno_mode_ok): Allow SDmode.
15476 (num_insns_constant): Likewise. Handle _Decimal32 constants.
15477 (rs6000_emit_move): Handle SDmode.
15478 (function_arg_advance): Likewise.
15479 (function_arg): Likewise.
15480 (rs6000_gimplify_va_arg): Likewise. Add special handling of
15481 SDmode var args for 32-bit compiles.
15482 (rs6000_secondary_reload_class): Handle SDmode.
15483 (rs6000_output_function_epilogue): Likewise.
15484 (rs6000_function_value): Simplify if statement.
15485 (rs6000_libcall_value): Likewise.
15486 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
15487 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
15488 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
15489 (movsd_hardfloat): New define_insn.
15490 (movsd_softfloat): Likewise.
15491 (movsd_store): Likewise.
15492 (movsd_load): Likewise.
15493 (extendsddd2): Likewise.
15494 (extendsdtd2): Likewise.
15495 (truncddsd2): Likewise.
15496 (movdd_hardfloat64): Fixup comment.
15497 (UNSPEC_MOVSD_LOAD): New constant.
15498 (UNSPEC_MOVSD_STORE): Likewise.
15500 2008-01-26 Jakub Jelinek <jakub@redhat.com>
15503 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
15505 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
15506 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
15507 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
15508 and TRUTH_XOR_EXPR.
15510 2008-01-26 David Edelsohn <edelsohn@gnu.org>
15513 * config.gcc: Separate AIX 5.3 from AIX 6.1.
15514 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
15515 __LONGDOUBLE128 too.
15516 * config/rs6000/aix61.h: New file.
15518 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
15520 PR rtl-optimization/34959
15521 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
15522 popcount and parity rtxes the same mode as their operand.
15523 Truncate or extend the result to the return value's mode
15526 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
15529 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
15530 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
15531 to GOT_VERSION_REGNUM.
15532 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
15533 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
15534 * config/mips/mips.c (mips_emit_call_insn): New function.
15535 (mips_call_tls_get_addr): Call mips_expand_call directly.
15536 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
15538 (mips16_build_call_stub): Likewise. Return the call insn or null.
15539 (mips_expand_call): Update the call to mips16_build_call_stub
15540 accordingly and a remove redundant condition. Assert that MIPS16
15541 stubs do not use lazy binding. Use mips_emit_call_insn and return
15543 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
15545 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
15546 (mips_avoid_hazard): Remove hazard_set handling.
15547 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
15548 (UNSPEC_RESTORE_GP): ...this.
15549 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
15550 (FAKE_CALL_REGNO): Rename to...
15551 (GOT_VERSION_REGNUM): ...this.
15552 (type): Add "ghost" value. Add an associated insn reservation.
15553 (hazard_set): Remove.
15554 (exception_receiver): Rename to...
15555 (restore_gp): ...this and update the unspec identifier accordingly.
15556 (exception_receiver, nonlocal_got_receiver): New expanders.
15557 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
15558 FAKE_CALL_REGNO. Remove hazard_set attribute.
15559 (set_got_version, update_got_version): New patterns.
15561 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
15564 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
15566 2008-01-25 Joseph Myers <joseph@codesourcery.com>
15569 * doc/install.texi2html: Generate gcc-vers.texi.
15571 2008-01-25 DJ Delorie <dj@redhat.com>
15573 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
15575 2008-01-25 Joseph Myers <joseph@codesourcery.com>
15577 * config/c4x: Remove directory.
15578 * config.gcc (crx-*, mt-*): Mark obsolete.
15579 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
15580 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
15581 sh-*-rtemscoff*): Remove cases.
15582 * defaults.h (C4X_FLOAT_FORMAT): Remove.
15583 * real.c (encode_c4x_single, decode_c4x_single,
15584 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
15585 c4x_extended_format): Remove.
15586 * real.h (c4x_single_format, c4x_extended_format): Remove.
15587 * doc/extend.texi (interrupt, naked): Remove mention of attributes
15589 (Pragmas): Remove comment about c4x pragmas.
15590 * doc/install.texi (c4x): Remove target-specific instructions.
15591 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
15592 * doc/md.texi (Machine Constraints): Remove C4x documentation.
15593 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
15594 refer to C4x source files as examples.
15595 (C4X_FLOAT_FORMAT): Remove documentation.
15597 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
15599 * config/bfin/bfin.c (override_options): Reorder tests so that
15600 flag_pic gets enabled for -msep-data.
15602 2008-01-25 Richard Guenther <rguenther@suse.de>
15604 PR middle-end/32244
15605 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
15606 to its bitfield precision if required.
15608 2008-01-25 Jakub Jelinek <jakub@redhat.com>
15610 PR middle-end/33880
15611 * tree-nested.c (walk_omp_for): New function.
15612 (convert_nonlocal_reference, convert_local_reference): Call
15613 walk_omp_for on OMP_FOR.
15614 (convert_call_expr): Call walk_body on OMP_FOR's
15615 OMP_FOR_PRE_INIT_BODY.
15617 2008-01-25 Richard Guenther <rguenther@suse.de>
15619 PR tree-optimization/34966
15620 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
15621 default defs and PHI_NODEs we have to insert after the
15622 defining statement.
15624 2008-01-24 Nick Clifton <nickc@redhat.com>
15626 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
15627 Provide a default definition.
15628 (LIBGCC2_UNITS_PER_WORD): Likewise.
15630 * config/stormy16/stormy16.c: Include df.h for the prototype
15631 for df_regs_ever_live_p.
15632 (xstormy16_expand_builtin_va_start): Convert the stack offset
15633 into a component_ref and then use POINTER_PLUS_EXPR to add it
15634 to the incoming_virtual_args_rtx.
15635 (xstormy16_gimplify_va_arg_expr): Rename to
15636 xstormy16_gimplify_va_arg_expr.
15637 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
15638 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
15639 xstormy16_gimplify_va_arg_expr.
15640 Fix up some formatting issues.
15642 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
15643 Move to predicates.md.
15644 (xs_hi_general_operand): Likewise.
15645 (xs_hi_nonmemory_operand): Likewise.
15646 * config/stormy16/predicates.md:
15647 (xstormy16_carry_plus_operand): New predicate.
15648 (xs_hi_general_operand): New predicate.
15649 (xs_hi_nonmemory_operand): New predicate.
15650 * config/stormy16/stormy16-protos.h:
15651 (xstormy16_carry_plus_operand): Delete prototype.
15652 (xs_hi_general_operand): Likewise.
15653 (xs_hi_nonmemory_operand): Likewise.
15655 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
15656 modifiers as they are no longer needed and they can trigger
15657 reload spill failures.
15659 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
15660 with a match_operand in order to help reload.
15662 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
15663 constraint with 'e' for the 8th alternative as this version of
15664 the mov.w instruction only accepts the lower 8 registers.
15666 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
15669 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
15670 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
15673 2008-01-25 Jakub Jelinek <jakub@redhat.com>
15675 PR middle-end/33333
15676 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
15678 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
15680 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
15682 (remove_structure): Update allocations list before removing structure.
15684 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
15686 * ipa-struct-reorg.c (is_safe_cond_expr,
15687 create_new_stmts_for_cond_expr): Use integer_zerop function,
15688 that recognize not only zero-pointer, but zero-integer too.
15690 2008-01-25 Ben Elliston <bje@au.ibm.com>
15693 * fixproto: Escape "." in sed expression that strips leading "./".
15695 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
15698 * gcc.c (SWITCH_OK): Removed.
15699 (SWITCH_LIVE): Changed to bit.
15700 (SWITCH_FALSE): Likewise.
15701 (SWITCH_IGNORE): Likewise.
15702 (switchstr): Change live_cond to unsigned int.
15703 (process_command): Replace SWITCH_OK with 0.
15704 (do_self_spec): Likewise.
15705 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
15706 (give_switch): Likewise.
15707 (used_arg): Likewise.
15708 (do_spec_1): Set the SWITCH_IGNORE bit.
15709 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
15710 bits. Set the SWITCH_LIVE bit.
15712 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15714 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
15716 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
15718 PR tree-optimization/34472
15719 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
15720 parameter to a "bool *" and set *DATA to false if there is
15721 an unsafe access. Do not delete the structure here.
15722 (check_cond_exprs): Delete it here instead.
15723 (check_cond_exprs, exclude_cold_structs): Do not increase
15724 I when removing a structure.
15726 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
15729 * config/i386/i386.c (ix86_expand_vector_init): Consider only
15730 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
15732 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
15734 PR middle-end/34934
15735 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
15736 a fixed vector for stack.
15738 2008-01-24 Ben Elliston <bje@au.ibm.com>
15741 * doc/gcc.texi (Software development): Add a direntry for g++.
15743 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
15745 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
15746 stale and straggling -fforce-addr comments above.
15748 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
15750 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
15751 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
15753 2008-01-23 Michael Matz <matz@suse.de>
15756 * dwarf2out.c (force_type_die): Use modified_type_die instead of
15759 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
15761 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
15762 malloc result type.
15764 2008-01-23 Anatoly Sokolov <aesok@post.ru>
15766 * config/avr/avr.c (avr_current_arch): New variable.
15767 (avr_arch_types): Add 'avr31' and 'avr51' entries.
15768 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
15769 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
15770 (avr_override_options): Init 'avr_current_arch'.
15771 (base_arch_s): Move from here...
15772 * config/avr/avr.h (base_arch_s): ... here. Add new members
15773 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
15774 'mega' to 'have_jmp_call'.
15775 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
15776 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
15778 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
15780 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15781 MULTILIB_MATCHES): (Ditto.).
15783 2008-01-23 Richard Guenther <rguenther@suse.de>
15785 PR middle-end/31529
15786 * cgraphunit.c (cgraph_reset_node): Always mark the node
15787 not reachable if it is not queued already.
15789 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
15791 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
15792 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
15793 (cputype_selected): New static variable.
15794 (bfin_handle_option): Set it if -mcpu is used.
15795 (override_option): Select default set of workarounds if no cpu type
15796 selected on the command line.
15797 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
15799 From Michael Frysinger <michael.frysinger@analog.com>
15800 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
15801 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
15803 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
15804 for bf547, bf523, bf524, and bf526.
15805 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
15807 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
15808 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
15809 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
15810 __ADSPBF547__ and __ADSPBF54x__ for bf547.
15811 * doc/invoke.texi (Blackfin Options): Document that
15812 -mcpu now accept bf547, bf523, bf524, and bf526.
15814 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
15816 PR rtl-optimization/34628
15817 * combine.c (try_combine): Stop and undo after the first combination
15818 if an autoincrement side-effect on the first insn has effectively
15821 2008-01-22 David Edelsohn <edelsohn@gnu.org>
15824 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
15825 Offset addresses are not valid for Altivec or paired float modes.
15827 2008-01-22 Jakub Jelinek <jakub@redhat.com>
15830 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
15831 if DECL_INITIAL (decl) is error_mark_node.
15834 * c-common.c (handle_vector_size_attribute): Only allow
15835 integral, scalar float and fixed point types. Handle OFFSET_TYPE
15836 the same way as pointer, array etc. types.
15837 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
15840 * tree.c (build_type_attribute_qual_variant): Call
15841 build_qualified_type if attributes are equal, but quals are not.
15843 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15846 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
15847 * flags.h (warn_strict_aliasing): Remove.
15848 (warn_strict_overflow): Remove.
15849 * opts.c (warn_strict_aliasing): Remove.
15850 (warn_strict_overflow): Remove.
15851 * c-opts.c (c_common_handle_option): -Wall only sets
15852 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
15853 (c_common_post_options): Give default values to -Wstrict-aliasing
15854 and -Wstrict-overflow if they are uninitialized.
15855 * common.opt (Wstrict-aliasing): Specify Var and Init.
15856 (Wstrict-overflow): Likewise.
15858 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15860 PR rtl-optimization/26854
15861 PR rtl-optimization/34400
15862 PR rtl-optimization/34884
15863 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
15865 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
15866 (df_rd_bb_info.expanded_lr_out): Deleted
15867 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
15868 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
15869 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
15870 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
15871 Removed code to allocate, initialize or free expanded_lr_out.
15872 (df_rd_bb_local_compute_process_def): Restructured to make more
15874 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
15875 sets if the sets are being trimmed.
15877 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
15880 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
15881 (as_vers): Likewise.
15882 * configure: Regenerated.
15884 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15886 PR middle-end/33092
15887 * tree-pass.h (pass_build_alias): New pass.
15888 * tree-ssa-alias.c (gate_build_alias): New.
15889 (pass_build_alias): New.
15890 * passes.c (init_optimization_passes): Add pass_build_alias after
15891 pass_create_structure_vars.
15893 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
15895 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
15896 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
15897 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
15898 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
15899 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
15900 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
15901 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
15902 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
15903 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
15904 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
15905 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
15906 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
15907 * config/s390/s390.md (FP_ALL): New mode iterator.
15908 (_d): New mode attribute.
15909 ("*signbit<mode>2>"): Changed mode of first operand.
15910 ("isinf<mode>2"): Changed mode of first operand.
15911 ("*TDC_insn"): Adaptation for DFP modes.
15913 2008-01-22 Ben Elliston <bje@au.ibm.com>
15915 * tree.c (check_qualified_type): Improve function description.
15917 2008-01-21 Jason Merrill <jason@redhat.com>
15920 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
15921 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
15924 2008-01-21 DJ Delorie <dj@redhat.com>
15926 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
15929 2008-01-21 Richard Guenther <rguenther@suse.de>
15931 PR middle-end/34856
15932 * tree-cfg.c (verify_expr): Allow all invariant expressions
15933 instead of just constant class ones as reference argument.
15934 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
15935 like any other constant.
15936 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
15938 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
15940 * regmove.c (fixup_match_1): Update call crossed frequencies.
15942 2008-01-21 Richard Guenther <rguenther@suse.de>
15945 * tree-inline.c (setup_one_parameter): Deal with mismatched
15946 types using a VIEW_CONVERT_EXPR.
15948 2008-01-21 Alon Dayan <alond@il.ibm.com>
15949 Olga Golovanevsky <olga@il.ibm.com>
15951 PR tree-optimization/34701
15952 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
15953 when the structure size is not a power of 2.
15955 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
15957 * doc/install.texi: Add doc for --enable-checking=df.
15959 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
15961 PR rtl-optimization/34808
15962 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
15964 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
15966 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
15969 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15971 PR rtl-optimization/26854
15972 PR rtl-optimization/34400
15973 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
15975 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
15976 (df_rd_bb_info.expanded_lr_out): New.
15977 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
15978 * loop_iv.c (iv_analysis_loop_init): Ditto.
15979 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
15980 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
15981 Added code to allocate, initialize or free expanded_lr_out.
15982 (df_rd_bb_local_compute_process_def): Restructured to make
15983 more understandable.
15984 (df_rd_confluence_n): Add code to do nothing with fake edges and
15985 code to no apply invalidate_by_call sets if the sets are being trimmed.
15986 (df_lr_local_finalize): Renamed to df_lr_finalize.
15987 (df_live_local_finalize): Renamed to df_live_finalize.
15989 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
15992 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
15993 deciding whether to use reciprocal instructions.
15995 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
15997 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
15998 dwarf2out_note_section_used if cold_text_section is NULL.
16000 2008-01-19 Jakub Jelinek <jakub@redhat.com>
16002 PR gcov-profile/34610
16003 * tree-cfg.c (make_edges): Mark both outgoing edges from
16004 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
16005 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
16006 from OMP_FOR and OMP_CONTINUE outgoing edges.
16008 * tree-profile.c (tree_profiling): Return early if
16009 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
16011 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
16012 from cfun to child_cfun.
16013 * function.h (struct function): Add after_tree_profile bit.
16015 2008-01-19 Anatoly Sokolov <aesok@post.ru>
16017 * config/avr/avr.S (_exit): Disable interrupt.
16019 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
16020 Steven Bosscher <stevenb.gcc@gmail.com>
16022 PR rtl-optimization/26854
16023 PR rtl-optimization/34400
16024 * df-problems.c (df_live_scratch): New scratch bitmap.
16025 (df_live_alloc): Allocate df_live_scratch when doing df_live.
16026 (df_live_reset): Clear the proper bitmaps.
16027 (df_live_bb_local_compute): Only process the artificial defs once
16028 since the order is not important.
16029 (df_live_init): Init the df_live sets only with the variables
16030 found live by df_lr.
16031 (df_live_transfer_function): Use the df_lr sets to prune the
16032 df_live sets as they are being computed.
16033 (df_live_free): Free df_live_scratch.
16035 2008-01-18 Ian Lance Taylor <iant@google.com>
16037 * common.opt: Add fmerge-debug-strings.
16038 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
16039 flag_merge_debug_strings rather than flag_merge_constants.
16040 * doc/invoke.texi (Option Summary): Mention
16041 -fmerge-debug-strings.
16042 (Debugging Options): Document -fmerge-debug-strings.
16044 2008-01-18 Ian Lance Taylor <iant@google.com>
16047 * tree.h (DECL_IS_OPERATOR_NEW): Define.
16048 (struct tree_function_decl): Add new field operator_new_flag.
16049 * tree-inline.c (expand_call_inline): When inlining a call to
16050 operator new, force the return value to go into a variable, and
16051 set DECL_NO_TBAA_P on that variable.
16052 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
16054 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
16057 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
16058 DWARF2_DEBUGGING_INFO.
16059 (dwarf2out_note_section_used): Ditto. Add prototype.
16060 (have_multiple_function_sections, text_section_used,
16061 cold_text_section_used, *cold_text_sections): Move declarations
16064 2008-01-17 Bob Wilson <bob.wilson@acm.org>
16066 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
16067 field and add signal_ra.
16068 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
16069 assignments to frame state pc. Move end of stack check after
16070 MD_FALLBACK_FRAME_STATE_FOR.
16071 (uw_update_context_1): Use frame state signal_regs if set, instead
16072 of checking signal_frame flag.
16073 (uw_update_context): Use frame state signal_ra if set.
16074 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
16075 * config/xtensa/linux-unwind.h: New file.
16077 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
16079 * modulo-sched.c (get_sched_window): Fix comment typo.
16081 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
16083 PR tree-optimization/34648
16084 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
16086 2008-01-17 Anatoly Sokolov <aesok@post.ru>
16088 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
16089 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
16091 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
16093 PR rtl-optimization/34400
16094 * df-core.c (df_worklist_dataflow_overeager,
16095 df_worklist_dataflow_doublequeue): New functions.
16096 (df_worklist_dataflow): Two different worklist solvers.
16097 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
16100 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
16103 * doc/invoke.texi: Document the dependence on pthread for fopenmp
16104 and ftree-parallelize-loops.
16106 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
16108 PR rtl-optimization/34826
16109 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
16111 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
16113 * global.c (find_reg): Mark the eh regs as used if necessary.
16114 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
16115 * ra.h (struct allocno): no_eh_reg field added. Changed
16116 no_stack_reg type to bitfield.
16118 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
16120 * tree.c (substitute_in_expr): Add missing 'break'.
16122 2008-01-17 Richard Guenther <rguenther@suse.de>
16124 PR tree-optimization/34825
16125 * tree-ssa-math-opts.c (is_division_by): Do not recognize
16126 x / x as division to handle.
16128 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16130 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
16131 "-pthread" is specified.
16132 * pa-hpux11.h (LIB_SPEC): Likewise.
16134 2008-01-16 Janis Johnson <janis187@us.ibm.com>
16135 Peter Bergner <bergner@vnet.ibm.com>
16137 PR rtl-optimization/33796
16138 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
16140 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16142 PR libgfortran/34699
16143 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
16145 * pa-hpux10.h (LINK_SPEC): Likewise.
16146 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
16148 2008-01-16 Richard Guenther <rguenther@suse.de>
16150 PR middle-end/32628
16151 * fold-const.c (fold_convert_const_int_from_int): Do not
16152 set overflow if that occured only because of a sign extension
16153 change when converting from/to a sizetype with the same
16154 precision and signedness.
16156 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
16159 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
16160 location address to the correct place. Update copyright year.
16162 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
16164 * lambda-code.c (lambda_transform_legal_p): Handle the case of
16165 no dependences in the dependence_relations vector.
16167 2008-01-16 Jan Hubicka <jh@suse.cz>
16169 PR rtl-optimization/31396
16170 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
16171 * cfg.c (dump_reg_info): Print it.
16172 * regs.h (struct reg_info_t): add freq_calls_crossed.
16173 (REG_FREQ_CALLS_CROSSED): New macro.
16174 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
16175 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
16176 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
16177 regmove_optimize): Update call crossed frequencies.
16178 * local-alloc.c (struct qty): Add freq_calls_crossed.
16179 (alloc_qty): Copute freq_calls_crossed.
16180 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
16181 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
16182 * ra.h (struct allocno): Add freq_calls_crossed.
16184 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
16186 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
16187 libgomp when compiling with ftree-parallelize-loops.
16188 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
16190 2008-01-16 Richard Guenther <rguenther@suse.de>
16192 PR tree-optimization/34769
16193 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
16194 * tree.c (int_cst_value): Instead make this function more
16195 permissive in what it accepts as valid input. Document this
16196 function always sign-extends the value.
16198 2008-01-16 Jakub Jelinek <jakub@redhat.com>
16199 Richard Guenther <rguenther@suse.de>
16202 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
16203 (gimple_fold_indirect_ref_rhs): ... this.
16204 (gimple_fold_indirect_ref): New function with foldings
16205 that preserve lvalueness.
16206 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
16207 * tree-flow.h (gimple_fold_indirect_ref): Declare.
16208 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
16209 to fold an INDIRECT_REF, fall back to the old use of
16210 fold_indirect_ref_1.
16212 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
16214 * tree-data-ref.c (subscript_dependence_tester_1): Call
16215 free_conflict_function.
16216 (compute_self_dependence): Same.
16218 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
16221 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
16222 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
16224 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
16225 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
16226 for DWARF2_UNWIND_INFO targets.
16228 2008-01-16 Richard Guenther <rguenther@suse.de>
16231 * c-typeck.c (common_pointer_type): Do not merge inconsistent
16232 type qualifiers for function types.
16234 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
16236 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
16237 loop_iterator li from previous commit.
16239 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
16241 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
16243 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
16245 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
16246 (parallelize_loops): Don't parallelize irreducible components.
16248 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16251 * c-opts (c_common_post_options): Do not enable CPP
16252 flag_pedantic_errors by default.
16254 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
16256 PR rtl-optimization/31944
16257 * cse.c (remove_pseudo_from_table): New function.
16258 (merge_equiv_classes): Use above function to remove pseudo-registers.
16259 (invalidate): Likewise.
16261 2008-01-13 Richard Guenther <rguenther@suse.de>
16263 PR middle-end/34601
16264 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
16265 instead of TYPE_MODE to deal with calls from expand_one_error_var.
16267 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
16269 * gcse.c (cprop_jump): Call validate_unshare_change instead of
16270 validate_change to unshare the source of the PC set.
16272 2008-01-12 Jan Hubicka <jh@suse.cz>
16274 PR middle-end/32135
16275 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
16276 references above array bounds. This might trigger bounds checks for
16277 pointers to arrays.
16279 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
16281 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
16282 new_replaceable_dependencies.
16284 2008-01-12 Doug Kwan <dougkwan@google.com>
16286 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
16287 instead of OPT_Wreturn_type in warning due to ignored return type
16289 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
16290 options included in -Wextra.
16291 * c.opt: New option -Wignored_qualifiers.
16292 * doc/invoke.texi (Warning Options, -Wextra): Add new option
16293 -Wignore_qualifiers.
16294 (-Wignored-qualifiers): Document.
16295 (-Wreturn-type): Remove description of functionality now handled
16296 by -Wignored-qualifiers.
16298 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
16301 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
16302 NOP_EXPR if it is between integral types with the same precision.
16304 2008-01-12 Jan Hubicka <jh@suse.cz>
16307 * invoke.texi (max-inline-recursive-depth): Fix default value.
16309 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
16311 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
16314 2008-01-11 Bob Wilson <bob.wilson@acm.org>
16316 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
16318 2008-01-11 James E. Wilson <wilson@specifix.com>
16321 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
16323 2008-01-11 Anatoly Sokolov <aesok@post.ru>
16325 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
16326 save/restore frame pointer register and don't use 'call-prologues'
16327 optimization in function with "OS_task" attribute.
16329 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
16331 PR middle-end/31309
16332 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
16333 when copying to memory.
16335 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
16337 PR rtl-optimization/30905
16338 * cfgcleanup.c: Include dce.h
16339 (crossjumps_occured): New global variable.
16340 (try_crossjump_bb): Exit loop after finding a fallthru edge.
16341 If something changed, set crossjumps_occured to true.
16342 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
16343 Don't add/remove fake edges to exit here...
16344 (cleanup_cfg): ...but do it here, when crossjumping.
16345 Run a fast DCE when successful crossjumps occured in the latest
16346 iteration of try_optimize_cfg.
16348 2008-01-11 Richard Guenther <rguenther@suse.de>
16350 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
16351 (struct vn_unary_op_s): Likewise.
16352 (vn_reference_insert): Free old reference on hash collision.
16354 2008-01-10 Raksit Ashok <raksit@google.com>
16356 PR rtl-optimization/27971
16357 * combine.c (find_split_point): Split PLUS expressions which are
16358 inside a MEM rtx, and whose first operand is complex.
16360 2008-01-10 DJ Delorie <dj@redhat.com>
16362 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
16363 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
16364 (m32c_hard_regno_ok): Call the underlying function.
16366 2008-01-10 Richard Guenther <rguenther@suse.de>
16368 PR middle-end/34683
16369 * tree-cfg.c (tree_merge_blocks): Do not go through the
16370 full-blown folding and stmt updating path if we just deal
16371 with virtual operands.
16372 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
16373 test for abnormal SSA_NAMEs.
16375 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
16377 PR middle-end/34641
16378 * reload.c (push_reload): Add assertions. All constants from
16379 reg_equiv_constant should have been used for replacing the respective
16381 (find_reloads_address): Invoke find_reloads_address_part for
16382 constant taken from the reg_equiv_constant array.
16384 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
16386 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
16387 field (valnum) the first in the struct. Replace bools with
16390 2008-01-10 Richard Guenther <rguenther@suse.de>
16392 PR tree-optimization/34651
16393 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
16394 types and ordering for masking and converting.
16396 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
16398 PR tree-optimization/34017
16399 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
16400 also for PHI_NODE expressions.
16402 2008-01-09 Jan Hubicka <jh@suse.cz>
16404 PR tree-optimization/34708
16405 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
16406 based on number of case labels.
16407 (init_inline_once): Remove switch_cost.
16408 * tree-inline.h (eni_weights_d): Remove switch_cost.
16410 2008-01-09 Richard Guenther <rguenther@suse.de>
16411 Andrew Pinski <andrew_pinski@playstation.sony.com>
16413 PR middle-end/30132
16414 * gimplify.c (gimplify_cond_expr): Do not create an addressable
16415 temporary if an rvalue is ok or an lvalue is not required.
16417 2008-01-09 Richard Guenther <rguenther@suse.de>
16419 PR middle-end/34458
16420 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
16421 adjust return type.
16423 2008-01-09 Richard Guenther <rguenther@suse.de>
16425 PR middle-end/34679
16426 * tree.c (host_integerp): Check for sizetype only if the
16427 type is an integer type.
16429 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
16432 * opts.c (decode_options): Disable inlining of functions called
16433 once if not in unit-at-a-time mode.
16435 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
16437 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
16439 2008-01-08 Richard Guenther <rguenther@suse.de>
16441 PR middle-end/31863
16442 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
16443 out early if the result will be unused.
16445 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
16450 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
16451 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
16454 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
16456 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
16457 for vectorization tuned.
16459 2008-01-08 Richard Guenther <rguenther@suse.de>
16461 PR tree-optimization/34683
16462 * tree-ssa-operands.c (operand_build_cmp): Export.
16463 * tree-ssa-operands.h (operand_build_cmp): Declare.
16464 * tree-vn.c (vuses_compare): Remove.
16465 (sort_vuses): Use operand_build_cmp.
16466 (sort_vuses_heap): Likewise.
16467 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
16468 to re-use old VEC if available. Do not sort already sorted VUSEs.
16469 (vdefs_to_vec): Do not sort already sorted VDEFs.
16471 2008-01-08 Jakub Jelinek <jakub@redhat.com>
16473 PR middle-end/34694
16474 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
16476 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
16479 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
16480 limitations of reciprocal sequences on x86 targets.
16482 2008-01-08 Richard Guenther <rguenther@suse.de>
16484 PR tree-optimization/34683
16485 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
16487 2008-01-07 Jakub Jelinek <jakub@redhat.com>
16490 * config/darwin.c (darwin_mergeable_string_section): Don't use
16491 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
16493 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
16496 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
16497 negxf2. Macroize expander using X87MODEF mode iterator. Change
16498 predicates of op0 and op1 to register_operand.
16499 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
16500 expander using X87MODEF mode iterator. Change predicates of
16501 op0 and op1 to register_operand.
16502 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
16503 corresponding patterns and macroize using MODEF macro. Change
16504 predicates of op0 and op1 to register_operand and remove
16505 "m" constraint. Disparage "r" alternative with "!".
16506 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
16507 macroize using X87MODEF macro. Change predicates of op0 and op1
16508 to register_operand and remove "m" constraint. Disparage "r"
16509 alternative with "!".
16510 (absneg splitter with memory operands): Remove.
16511 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
16512 patterns and macroize using X87MODEF mode iterator.
16513 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
16514 Change predicate of op1 to register_operand.
16515 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
16516 for memory operands.
16518 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
16520 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
16522 2008-01-07 Richard Guenther <rguenther@suse.de>
16524 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
16527 2008-01-07 Richard Guenther <rguenther@suse.de>
16529 PR tree-optimization/34683
16530 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
16531 VOPs of the needed size to save memory. Use VEC_quick_push
16532 to save compile-time.
16533 (vdefs_to_vec): Likewise.
16535 2008-01-07 Sa Liu <saliu@de.ibm.com>
16537 * config/spu/spu.md (divdf3): Genetate inline code for double
16538 division. The implementation doesn't handle INF or NAN, therefore it
16539 only applies when -ffinite-math-only is given.
16541 2008-01-06 Paolo Carlini <pcarlini@suse.de>
16544 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
16545 * doc/cpp.texi ([Common Predefined Macros]): Document.
16547 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
16549 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
16550 order to use commutative addition instead of subtraction.
16552 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
16553 Mircea Namolaru <namolaru@il.ibm.com>
16554 Vladimir Yanovsky <yanov@il.ibm.com>
16555 Revital Eres <eres@il.ibm.com>
16557 PR tree-optimization/34263
16558 * tree-outof-ssa.c (process_single_block_loop_latch,
16559 contains_tree_r): New functions.
16560 (analyze_edges_for_bb): Call process_single_block_loop_latch
16561 function to empty single-basic-block latch block if possible.
16563 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
16565 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
16567 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
16569 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
16571 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
16573 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
16575 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
16577 2008-01-05 Jakub Jelinek <jakub@redhat.com>
16579 PR tree-optimization/34618
16580 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
16583 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
16586 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
16587 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
16588 Update copyright year.
16590 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
16591 Update copyright year.
16592 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
16595 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
16597 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
16598 edge does not point to current bb before changing need_assert.
16600 2008-01-04 Richard Guenther <rguenther@suse.de>
16602 PR middle-end/34029
16603 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
16604 for verifying purposes if they are is_gimple_min_invariant.
16606 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
16608 PR tree-optimization/34448
16609 PR tree-optimization/34465
16610 * gimplify.c (gimplify_init_constructor): Add new parameter
16611 notify_temp_creation. Use it.
16612 (gimplify_modify_expr_rhs): Take volatiles into account when
16613 optimizing constructors.
16614 Do not optimize constructors if gimplify_init_constructor will dump to
16616 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
16617 * gcc.c-torture/compile/pr34448.c: New.
16619 2008-01-04 Jakub Jelinek <jakub@redhat.com>
16621 PR gcov-profile/34609
16622 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
16623 return_slot if result is TREE_ADDRESSABLE.
16625 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
16627 * config/mips/mips.md (sqrt_condition): Tweak comment.
16628 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
16630 2008-01-03 Tom Tromey <tromey@redhat.com>
16633 * c-common.c (c_type_hash): Handle VLAs.
16635 2008-01-03 Jan Hubicka <jh@suse.cz>
16637 PR tree-optimization/31081
16638 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
16639 0 when inlining and not inlining to first basic block.
16640 (remap_decl): When var is initialized to 0, don't set default_def.
16641 (expand_call_inline): Set entry_bb.
16642 * tree-inline.h (copy_body_data): Add entry_bb.
16644 2008-01-03 Jakub Jelinek <jakub@redhat.com>
16647 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
16650 PR tree-optimization/29484
16651 * tree-inline.c (inline_forbidden_p_2): New function.
16652 (inline_forbidden_p): Disallow inlining if some static var
16653 has an address of a local LABEL_DECL in its initializer.
16654 * doc/extend.texi (Labels as Values): Document &&foo behaviour
16657 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
16659 PR tree-optimization/34635
16660 * tree-data-ref.c (add_other_self_distances): Make sure that the
16661 evolution step is constant.
16663 2008-01-03 Jakub Jelinek <jakub@redhat.com>
16665 PR middle-end/34608
16666 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
16668 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
16670 * tree-sra.c (scalarize_init): Insert the generate_element_init
16671 statements after the generate_element_zero statements.
16673 2008-01-02 Richard Guenther <rguenther@suse.de>
16675 PR middle-end/34093
16676 PR middle-end/31976
16677 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
16678 for very large number of operands instead of ICEing.
16680 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
16683 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
16684 while stack probing.
16686 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
16688 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
16691 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
16693 PR libmudflap/26442
16694 * tree-mudflap.c (mx_register_decls): Guard warning by
16695 !DECL_ARTIFICIAL check.
16697 2008-01-01 Jakub Jelinek <jakub@redhat.com>
16699 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
16700 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
16701 sse5_perm<mode>): Fix constraints.