1 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
3 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
5 (arm_compute_initial_elimination_offset): Use it.
6 (arm_compute_save_reg_mask): Include static chain save slot when
8 (arm_get_frame_offsets): Ditto.
9 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
10 that we can use to decrement the stack when the stack decrement
11 could be too big for an immediate value in a single insn.
12 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
14 2008-07-30 Richard Guenther <rguenther@suse.de>
16 PR tree-optimization/36967
17 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
18 Release defs of statements we remove.
20 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
22 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
23 instead of NULL_RTVEC.
25 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
29 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
32 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
34 * final.c (call_from_call_insn): New.
35 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
37 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
39 * configure.ac: Substitute ADA_CFLAGS.
40 * configure: Regenerate.
41 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
42 * Makefile.in: Remove mention of X_* variables.
43 * config/pa/x-ada-hpux10: Remove.
44 * config/pa/x-ada: Remove.
46 * doc/fragments.texi: Update.
48 2008-07-30 Olivier Hainque <hainque@adacore.com>
50 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
51 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
52 __dso_handle explicitly here.
54 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
57 * c-typeck.c (build_binary_op): Encapsulate code into...
58 * c-common.c (shorten_binary_op): ...this new function.
59 (conversion_warning): Use the new function. Handle non-negative
60 constant in bitwise-and.
61 * c-common.h (shorten_binary_op): Declare.
63 2008-07-30 Olivier Hainque <hainque@adacore.com>
65 * scan.c (make_sstring_space): Add explicit conversions of
66 allocator's return value.
67 * fix-header.c (recognized_function): Likewise.
69 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
71 * doc/cpp.texi: Update to GFDL 1.2.
72 * doc/gcc.texi: Do not list GPL as Invariant Section.
73 * doc/gccint.texi: Likewise. Update copyright years.
74 * doc/install.texi: Update copyright years.
76 2008-07-30 Alan Modra <amodra@bigpond.net.au>
79 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
80 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
82 2008-07-29 Jan Hubicka <jh@suse.cz>
84 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
85 (grokdeclarator): Likewise.
86 * langhooks.c (lhd_warn_unused_global_decl): Use
87 DECL_DECLARED_INLINE_P.
88 * print-tree.c (print_node): Remove DECL_INLINE check.
90 2008-07-29 Richard Guenther <rguenther@suse.de>
92 PR tree-optimization/36945
93 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
94 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
95 Record invariant addresses un-decomposed.
96 (copy_reference_ops_from_call): Record reference call
97 arguments properly. Simplify.
98 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
99 helper split out from ...
100 (create_component_ref_by_pieces): ... here. Simplify.
101 Prepare for recursive invocation for call arguments.
102 (create_expression_by_pieces): Adjust call to
103 create_component_ref_by_pieces.
104 (compute_avail): Process operand 2 of reference ops.
106 2008-07-29 Richard Guenther <rguenther@suse.de>
108 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for
111 2008-07-29 Jakub Jelinek <jakub@redhat.com>
113 * c-format.c (check_format_types): Revert unwanted checkin.
115 2008-07-29 Jan Hubicka <jh@suse.cz>
117 * flags.h (flag_really_no_inline): Remove.
118 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
119 * toplev.c (flag_really_no_inline): Remove.
120 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
121 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
122 (cgraph_decide_inlining_incrementally): Likewise.
123 (compute_inline_parameters): Likewise.
124 * opts.c (decode_options): Simplify.
125 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
126 * common.opt (finline): Initialize to 1.
127 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
129 2008-07-29 Jan Hubicka <jh@suse.cz>
131 * predict.c (always_optimize_for_size_p): New function.
132 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
133 optimize_edge_for_size_p, optimize_edge_for_speed_p,
134 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
136 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
137 * function.c (prepare_function_start): Set default profile.
138 * function.h (rtl_data): Add maybe_hot_insn_p.
139 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
140 (construct_exit_block): Likewise.
141 (tree_expand_cfg): Likewise.
143 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
144 optimize_edge_for_size_p, optimize_edge_for_speed_p,
145 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
146 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
149 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
152 * c-decl.c (merge_decls): Merge USED flags.
154 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
156 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
157 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
158 next_stack, lab_false and lab_over trees.
160 2008-07-28 Richard Guenther <rguenther@suse.de>
162 PR tree-optimization/36957
163 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
164 (useless_type_conversion_p): Remove.
165 (types_compatible_p): Remove.
166 * gimple.h (tree_ssa_useless_type_conversion): Declare.
167 (useless_type_conversion_p): Declare.
168 (types_compatible_p): Declare.
169 (gimple_expr_type): Return the base type only if it is
170 trivially convertible to the subtype.
172 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
174 * configure.ac: Use the m4_do macro to concatenate the warnings into
175 one string in ACX_PROG_CC_WARNING_OPTS,
176 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
177 * configure: Regenerate.
179 2008-07-28 Richard Guenther <rguenther@suse.de>
181 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
182 (insert_fake_stores): Remove.
183 (realify_fake_stores): Likewise.
184 (execute_pre): Remove dead code.
185 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary
187 (find_func_aliases): Deal with it here instead.
188 Re-enable gcc_unreachable call.
190 2008-07-28 Richard Guenther <rguenther@suse.de>
192 Merge from gimple-tuples-branch.
194 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
195 * gimple.def: New file.
196 * gsstruct.def: Likewise.
197 * gimple-iterator.c: Likewise.
198 * gimple-pretty-print.c: Likewise.
199 * tree-gimple.c: Removed. Merged into ...
200 * gimple.c: ... here. New file.
201 * tree-gimple.h: Removed. Merged into ...
202 * gimple.h: ... here. New file.
204 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
205 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
206 --enable-checking=gimple flag.
207 * config.in: Likewise.
208 * configure: Regenerated.
210 * tree-ssa-operands.h: Tuplified.
211 * tree-vrp.c: Likewise.
212 * tree-loop-linear.c: Likewise.
213 * tree-into-ssa.c: Likewise.
214 * tree-ssa-loop-im.c: Likewise.
215 * tree-dump.c: Likewise.
216 * tree-complex.c: Likewise.
217 * cgraphbuild.c: Likewise.
218 * tree-ssa-threadupdate.c: Likewise.
219 * tree-ssa-loop-niter.c: Likewise.
220 * tree-pretty-print.c: Likewise.
221 * tracer.c: Likewise.
222 * gengtype.c: Likewise.
223 * tree-loop-distribution.c: Likewise.
224 * tree-ssa-loop-unswitch.c: Likewise.
225 * cgraph.c: Likewise.
226 * cgraph.h: Likewise.
227 * tree-ssa-loop-manip.c: Likewise.
228 * value-prof.c: Likewise.
229 * tree-ssa-loop-ch.c: Likewise.
230 * tree-tailcall.c: Likewise.
231 * value-prof.h: Likewise.
234 * tree-pass.h: Likewise.
235 * ipa-cp.c: Likewise.
236 * tree-scalar-evolution.c: Likewise.
237 * tree-scalar-evolution.h: Likewise.
238 * target.h: Likewise.
239 * lambda-mat.c: Likewise.
240 * tree-phinodes.c: Likewise.
241 * diagnostic.h: Likewise.
242 * builtins.c: Likewise.
243 * tree-ssa-alias-warnings.c: Likewise.
244 * cfghooks.c: Likewise.
245 * fold-const.c: Likewise.
246 * cfghooks.h: Likewise.
247 * omp-low.c: Likewise.
248 * tree-ssa-dse.c: Likewise.
249 * ipa-reference.c: Likewise.
250 * tree-ssa-uncprop.c: Likewise.
251 * toplev.c: Likewise.
252 * tree-gimple.c: Likewise.
253 * tree-gimple.h: Likewise.
254 * tree-chrec.c: Likewise.
255 * tree-chrec.h: Likewise.
256 * tree-ssa-sccvn.c: Likewise.
257 * tree-ssa-sccvn.h: Likewise.
258 * cgraphunit.c: Likewise.
259 * tree-ssa-copyrename.c: Likewise.
260 * tree-ssa-ccp.c: Likewise.
261 * tree-ssa-loop-ivopts.c: Likewise.
262 * tree-nomudflap.c: Likewise.
263 * tree-call-cdce.c: Likewise.
264 * ipa-pure-const.c: Likewise.
265 * c-format.c: Likewise.
266 * tree-stdarg.c: Likewise.
267 * tree-ssa-math-opts.c: Likewise.
268 * tree-ssa-dom.c: Likewise.
269 * tree-nrv.c: Likewise.
270 * tree-ssa-propagate.c: Likewise.
271 * ipa-utils.c: Likewise.
272 * tree-ssa-propagate.h: Likewise.
273 * tree-ssa-alias.c: Likewise.
274 * gimple-low.c: Likewise.
275 * tree-ssa-sink.c: Likewise.
276 * ipa-inline.c: Likewise.
277 * c-semantics.c: Likewise.
278 * dwarf2out.c: Likewise.
280 * tree-ssa-loop-ivcanon.c: Likewise.
281 * predict.c: Likewise.
282 * tree-ssa-loop.c: Likewise.
283 * tree-parloops.c: Likewise.
284 * tree-ssa-address.c: Likewise.
285 * tree-ssa-ifcombine.c: Likewise.
286 * matrix-reorg.c: Likewise.
287 * c-decl.c: Likewise.
288 * tree-eh.c: Likewise.
289 * c-pretty-print.c: Likewise.
290 * lambda-trans.c: Likewise.
291 * function.c: Likewise.
292 * langhooks.c: Likewise.
293 * ebitmap.h: Likewise.
294 * tree-vectorizer.c: Likewise.
295 * function.h: Likewise.
296 * langhooks.h: Likewise.
297 * tree-vectorizer.h: Likewise.
298 * ipa-type-escape.c: Likewise.
299 * ipa-type-escape.h: Likewise.
300 * domwalk.c: Likewise.
301 * tree-if-conv.c: Likewise.
302 * profile.c: Likewise.
303 * domwalk.h: Likewise.
304 * tree-data-ref.c: Likewise.
305 * tree-data-ref.h: Likewise.
306 * tree-flow-inline.h: Likewise.
307 * tree-affine.c: Likewise.
308 * tree-vect-analyze.c: Likewise.
309 * c-typeck.c: Likewise.
310 * gimplify.c: Likewise.
311 * coretypes.h: Likewise.
312 * tree-ssa-phiopt.c: Likewise.
314 * tree-ssa-coalesce.c: Likewise.
315 * tree.def: Likewise.
316 * tree-dfa.c: Likewise.
317 * except.c: Likewise.
318 * except.h: Likewise.
319 * cfgexpand.c: Likewise.
320 * tree-cfgcleanup.c: Likewise.
321 * tree-ssa-pre.c: Likewise.
322 * tree-ssa-live.c: Likewise.
323 * tree-sra.c: Likewise.
324 * tree-ssa-live.h: Likewise.
325 * tree-predcom.c: Likewise.
326 * lambda.h: Likewise.
327 * tree-mudflap.c: Likewise.
328 * ipa-prop.c: Likewise.
329 * print-tree.c: Likewise.
330 * tree-ssa-copy.c: Likewise.
331 * ipa-prop.h: Likewise.
332 * tree-ssa-forwprop.c: Likewise.
333 * ggc-page.c: Likewise.
335 * tree-ssa-dce.c: Likewise.
336 * tree-vect-patterns.c: Likewise.
337 * tree-ssa-ter.c: Likewise.
338 * tree-nested.c: Likewise.
339 * tree-ssa.c: Likewise.
340 * lambda-code.c: Likewise.
341 * tree-ssa-loop-prefetch.c: Likewise.
342 * tree-inline.c: Likewise.
343 * tree-inline.h: Likewise.
344 * tree-iterator.c: Likewise.
345 * tree-optimize.c: Likewise.
346 * tree-ssa-phiprop.c: Likewise.
347 * tree-vect-transform.c: Likewise.
348 * tree-object-size.c: Likewise.
349 * tree-outof-ssa.c: Likewise.
350 * cfgloop.c: Likewise.
351 * system.h: Likewise.
352 * tree-profile.c: Likewise.
353 * cfgloop.h: Likewise.
354 * c-gimplify.c: Likewise.
355 * c-common.c: Likewise.
356 * tree-vect-generic.c: Likewise.
357 * tree-flow.h: Likewise.
358 * c-common.h: Likewise.
359 * basic-block.h: Likewise.
360 * tree-ssa-structalias.c: Likewise.
361 * tree-switch-conversion.c: Likewise.
362 * tree-ssa-structalias.h: Likewise.
363 * tree-cfg.c: Likewise.
364 * passes.c: Likewise.
365 * ipa-struct-reorg.c: Likewise.
366 * ipa-struct-reorg.h: Likewise.
367 * tree-ssa-reassoc.c: Likewise.
368 * cfgrtl.c: Likewise.
369 * varpool.c: Likewise.
371 * tree-ssanames.c: Likewise.
372 * tree-ssa-threadedge.c: Likewise.
373 * langhooks-def.h: Likewise.
374 * tree-ssa-operands.c: Likewise.
375 * config/alpha/alpha.c: Likewise.
376 * config/frv/frv.c: Likewise.
377 * config/s390/s390.c: Likewise.
378 * config/m32c/m32c.c: Likewise.
379 * config/m32c/m32c-protos.h: Likewise.
380 * config/spu/spu.c: Likewise.
381 * config/sparc/sparc.c: Likewise.
382 * config/i386/i386.c: Likewise.
383 * config/sh/sh.c: Likewise.
384 * config/xtensa/xtensa.c: Likewise.
385 * config/stormy16/stormy16.c: Likewise.
386 * config/ia64/ia64.c: Likewise.
387 * config/rs6000/rs6000.c: Likewise.
388 * config/pa/pa.c: Likewise.
389 * config/mips/mips.c: Likewise.
391 2008-07-28 Simon Baldwin <simonb@google.com>
393 * c-pragma.c (handle_pragma_message): New function.
394 (init_pragma): Register handle_pragma_message.
395 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
398 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
400 PR tree-optimization/35252
401 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
402 REALPART_EXPR to be considered as same load operation.
404 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
406 PR tree-optimization/36830
407 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
408 (expressions_equal_p): Return false if only one operand is null.
410 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
412 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
413 version requirements.
415 2008-07-26 Olivier Hainque <hainque@adacore.com>
417 * collect2.c (symkind): New enum. Symbol kinds we care about.
418 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
419 code and head comment accordingly.
420 (scan_prog_file): Use symkind names instead of bare integers.
422 2008-07-25 Jan Hubicka <jh@suse.cz>
424 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on DECL_INLINE.
425 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
426 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
427 * dojump.c (clear_pending_stack_adjust): Likewise.
428 * print-tree.c (print_node): Ignore DECL_INLINE.
429 * tree-inline.c (inlinable_function_p): Likewise.
431 2008-07-25 Michael Meissner <gnu@the-meissners.org>
433 * doc/extend.texi (hot attribute): Document that the hot attribute
434 turns on -O3 for some ports.
435 (cold attribute): Document that the cold attribute turns on -Os
438 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
439 reflect function specific option support.
441 * target.h (struct target_option_hooks): Add fields to say whether
442 the cold attribute implies -Os and the hot attribute implies -O3.
444 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
445 By default, do not turn on -Os for cold functions.
446 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
447 not turn on -O3 for hot functions.
449 * c-common.c (handle_hot_attribute): Use target hook to determine
450 if hot functions should enable -O3.
451 (handle_cold_attribute): Use target hook to determine if cold
452 functions should enable -Os.
454 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
455 (override_options): Move disable scheduling to
456 optimization_options.
457 (optimization_options): Disable scheduling here, not
459 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
460 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
462 * config/ia64/ia64.c (ia64_override_options): Move setting
463 scheduling flags to ia64_optimization_options.
464 (ia64_optimization_options): Disable scheduling options here, and
465 not in ia64_override_options.
466 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
467 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
469 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
472 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
474 2008-07-25 Martin Jambor <mjambor@suse.cz>
476 PR tree-optimization/36926
477 * ipa-prop.c (ipa_analyze_call_uses): Call
478 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
480 2008-07-25 Joseph Myers <joseph@codesourcery.com>
482 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
483 movv2si_internal): Add mem = reg alternative.
485 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
488 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
489 DEFAULT_PCC_STRUCT_RETURN to 127.
491 2008-07-24 Jan Hubicka <jh@suse.cz>
493 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
494 (build_cgraph_edges): Likewise.
495 * cgraph.c (cgraph_node): Do not update assembler hash.
496 (cgraph_remove_node): Drop non-unit-at-a-time code.
497 * tree-pass.h (pass_O0_always_inline): Remove.
498 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
499 * toplev.c (process_options): Flag unit-at-a-time does not imply
501 * cgraphunit.c: Update comments.
502 (decide_is_function_needed): Drop non-unit-at-a-time mode.
503 (cgraph_assemble_pending_functions): Remove.
504 (cgraph_reset_node): Drop non-unit-at-a-time code.
505 (cgraph_finalize_function): Likewise.
506 (cgraph_analyze_function): Likewise.
507 (cgraph_finalize_compilation_unit): Likewise.
508 (cgraph_expand_function): Likewise.
509 (cgraph_optimize): Likesise.
510 (save_inline_function_body): Likewise.
511 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
512 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
513 * ipa-inline.c: Update comments.
514 (enum inlining_mode): remove INLINE_SPEED.
515 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
516 (cgraph_mark_inline_edge): Likewise.
517 (try_inline): Likewise.
518 (cgraph_decide_inlining_incrementally): Likewise.
519 (cgraph_gate_inlining): Remove.
520 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
521 (cgraph_gate_early_inlining): Likewise.
522 (gate_inline_passes): Remove.
523 (pass_inline_parameters, pass_ipa_inline): Remove gates.
524 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
525 pass_O0_always_inline): Remove.
526 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
527 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
528 * opts.c (no_unit_at_a_time_default): Remove.
529 (decode_options): Remove flag_unit_at_a_time reset and warning.
530 * opts.h (no_unit_at_a_time_default): Remove.
531 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
532 early in GNU dialect.
533 (merge_decls): Update comment; drop unit-at-a-time check.
534 (finish_decl): Likewise.
535 (grok_declaration): Remove flag_inline_trees code.
536 (finish_functions): Return on function returning non-void on all
538 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
539 * cfgexpand.c (expand_one_static_var): Remove.
540 (expand_one_var): Remove expand_one_static_var call.
541 (expand_used_vars_for_block): Remove flag_unit_a_time check.
542 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
543 and flag_unit_at_a-time compatibility checks.
544 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
545 * tree-inline.c (flag_inline_trees): Remove.
546 (inlinable_function_p): Don't check it.
547 (expand_call_inline): Remove non-unit-at-a-time code.
548 * tree-inline.h (flag_inline_trees): Remove.
549 * tree-optimize.c (execute_early_local_optimizations): Remove
550 unit-at-a-time checks.
551 (tree_rest_of_compilation): Likewise.
552 * combine.c (setup_incoming_promotions): Likewise.
553 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
554 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
555 * passes.c (pass_inline_parameters): Update comments; remove
556 O0_alwaysinline pass.
557 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
558 (execute_one_pass): Likewise.
559 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
560 (ix86_function_sseregparm): Likewise.
561 * arm.c (arm_function_in_section_p): Likewise.
562 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
563 * varpool.c: Update comments.
564 (decide_is_variable_needed): Remove unit-at-a-time checks.
565 (varpool_finalize_decl): Likewise.
567 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
569 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
571 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal
574 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
576 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
577 imp symbol extension.
579 2008-07-23 Ian Lance Taylor <iant@google.com>
581 * tree-vrp.c (infer_value_range): Ignore asm statements when
582 looking for memory accesses for -fdelete-null-pointer-checks.
584 2008-07-24 Ben Elliston <bje@au.ibm.com>
586 * config/spu/spu-c.c (__vector_keyword): New variable.
587 (vector_keyword): Likewise.
588 (spu_categorize_keyword): New function.
589 (spu_macro_to_expand): Likewise.
590 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
591 compiling an ISO C dialect.
593 2008-07-24 Ben Elliston <bje@au.ibm.com>
595 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
598 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
600 * configure: Regenerate.
601 * configure.ac: Require texinfo 4.7.
602 * doc/install.texi: Document texinfo 4.7 requirement.
604 2008-07-23 Martin Jambor <mjambor@suse.cz>
606 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
607 rather than for DECL_SAVED_TREE.
608 * ipa-prop.c: Include diagnostic.h.
609 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
611 (ipa_detect_param_modifications): Function rewritten from scratch.
612 (ipa_compute_jump_functions): Changed accesses to modification flags.
613 (ipa_free_node_params_substructures): Update flags destruction.
614 (ipa_node_duplication_hook): Update flags duplication.
615 (ipa_print_all_params_modified): Updated flag access.
616 * ipa-prop.h (struct ipa_param_flags): New structure.
617 (struct ipa_node_params): New field modification_analysis_done,
618 modified_flags changed into param_flags.
619 (ipa_is_ith_param_modified): Changed to use new flags.
620 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
622 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
623 ipa-cp.c and split into two functions.
624 (ipa_print_node_jump_functions): New function.
625 (compute_scalar_jump_functions): New function.
626 (type_like_member_ptr_p): New function.
627 (compute_pass_through_member_ptrs): New function.
628 (fill_member_ptr_cst_jump_function): New function.
629 (determine_cst_member_ptr): New function.
630 (compute_cst_member_ptr_arguments): New function.
631 (ipa_compute_jump_functions): Complete rewrite.
632 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
633 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
634 (struct ipa_member_ptr_cst): New structure.
635 (union jump_func_value): New field member_cst.
636 * ipa-cp.c (ipcp_lat_is_insertable): New function.
637 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
639 (ipcp_print_all_lattices): Slight fprintf rearrangement.
640 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
641 instead of ipcp_print_all_jump_functions.
642 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
643 only for replacable scalars.
645 * doc/invoke.texi (Optimize options): Add description of
647 * common.opt (flag_indirect_inlining): New flag.
648 * opts.c (decode_options): Set flag_indirect_inlining when
651 * ipa-inline.c: Include ipa-prop.h.
652 (inline_indirect_intraprocedural_analysis): New function.
653 (inline_generate_summary): Allocate parameter and argument info
654 structures, call inline_indirect_intraprocedural_analysis on each
655 node when doing indirect inlining and deallocate indirect inlining
656 data structures in the end.
657 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
658 (free_all_ipa_structures_after_iinln): New function.
659 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
661 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
663 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
664 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
665 of computing the frequency separately.
666 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
667 of computing the frequency separately.
668 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
669 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
670 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
671 (ipa_get_stmt_member_ptr_load_param): New function.
672 (ipa_is_ssa_with_stmt_def): New function.
673 (ipa_note_param_call): New function.
674 (ipa_analyze_call_uses): New function.
675 (ipa_analyze_stmt_uses): New function.
676 (ipa_analyze_params_uses): New function.
677 (ipa_free_node_params_substructures): Also free the param_calls linked
679 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
680 (ipa_print_node_param_flags): New function.
681 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
682 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
683 * ipa-prop.h (struct ipa_param_flags): New field called.
684 (struct ipa_param_call_note): New structure.
685 (struct ipa_node_params): New fields param_calls and
687 (ipa_is_ith_param_called): New function.
688 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
689 ipa_analyze_params_uses and dump parameter flags.
691 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
692 ipa_propagate_indirect_call_infos if performing indirect inlining,
693 pass a new parameter new_edges to it.
694 (add_new_edges_to_heap): New fucntion.
695 (cgraph_decide_inlining_of_small_functions): New vector
696 new_indirect_edges for newly found indirect edges , call
697 ipa_propagate_indirect_call_infos after inlining.
698 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
699 inlining if performing indirect inlining. Call
700 free_all_ipa_structures_after_iinln when doing so too.
701 (inline_generate_summary): Do not call
702 free_all_ipa_structures_after_iinln here.
703 * ipa-prop.c (update_jump_functions_after_inlining): New function.
704 (print_edge_addition_message): New function.
705 (update_call_notes_after_inlining): New function.
706 (propagate_info_to_inlined_callees): New function.
707 (ipa_propagate_indirect_call_infos): New function.
708 * ipa-prop.h: Include cgraph.h
709 (struct ipa_param_call_note): Fields reordered, new field processed.
710 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
712 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
713 rediscovered call statements.
714 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
715 (dump_cgraph_node): Dump also the indirect_call flag.
716 (cgraph_clone_edge): Copy also the indirect_call flag.
717 * tree-inline.c (copy_bb): Do not check for fndecls from call
718 expressions, check for edge availability when moving clones.
719 (get_indirect_callee_fndecl): New function.
720 (expand_call_inline): If callee declaration is not apprent from
721 the statement, try calling get_indirect_callee_fndecl. Do not
722 issue warnings or call sorry when not inlinings an indirect edge.
723 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
725 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
726 bit more frandly to matching.
727 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
728 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
729 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
731 2008-07-23 Michael Meissner <gnu@the-meissners.org>
734 * opth-gen.awk: Suppress function specific features when building
736 * optc-gen.awk: Ditto.
738 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
741 * diagnostic.c (pedwarn): Add opt parameter.
743 * c-tree.h (pedwarn_init): Add opt parameter.
744 (pedwarn_c90): Likewise.
745 (pedwarn_c99): Likewise.
746 * c-errors.c (pedwarn_c99): Likewise.
747 (pedwarn_c90): Likewise.
748 * toplev.h (pedwarn): Update declaration.
750 * c-lex.c: All calls to pedwarn changed.
751 * builtins.c: All calls to pedwarn changed.
752 * toplev.c: All calls to pedwarn changed.
753 * c-decl.c: All calls to pedwarn changed.
754 * c-typeck.c: All calls to pedwarn changed.
755 * c-common.c: All calls to pedwarn changed.
756 * c-parser.c: All calls to pedwarn changed.
758 2008-07-23 Michael Meissner <gnu@the-meissners.org>
759 Karthik Kumar <karthikkumar@gmail.com>
761 * attribs.c (file scope): Include c-common.h.
762 (decl_attributes): Add support for #pragma GCC optimize and
765 * targhooks.c (default_can_inline_p): New function that is the
766 default for the TARGET_CAN_INLINE_P target hook.
768 * targhooks.h (default_can_inline_p): Add declaration.
770 * tree.c (cl_optimization_node): New static tree for building
771 OPTIMIZATION_NODE tree.
772 (cl_target_option_node): New static tree for building
773 TARGET_OPTION_NODE tree.
774 (cl_option_hash_table): New hash table for hashing
775 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
776 (cl_option_hash_hash): New function to provide the hash value for
777 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
778 (cl_option_hash_eq): New function to provide an equality test for
779 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
780 (tree_code_size): Add support for OPTIMIZATION_NODE and
781 TARGET_OPTION_NODE trees.
782 (tree_code_structure): Add support for OPTIMIZATION_NODE and
783 TARGET_OPTION_NODE trees.
784 (build_optimization_node): Build a tree that has all of the
785 current optimization options.
786 (build_target_option_node): Build a tree that has the target
787 options that might be changed on a per function basis.
789 * tree.h (file scope): Include options.h.
790 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
791 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
792 (TREE_OPTIMIZATION): Ditto.
793 (TREE_TARGET_SPECIFIC): Ditto.
794 (struct tree_function_decl): Add fields for remembering the
795 current optimization options and target specific options.
796 (struct tree_optimization_option): New tree variant that remembers
797 the optimization options.
798 (struct tree_target_option): New tree variant that remembers the
799 target specific flags that might change for compiling a particular
801 (union tree_node): Include tree_optimization_option and
802 tree_target_option fields.
803 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
804 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
805 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
806 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
807 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
808 optimization and target options.
809 (optimization_default_node): New macro to refer to global_trees
811 (optimization_current_node): Ditto.
812 (optimization_cold_node): Ditto.
813 (optimization_hot_node): Ditto.
814 (target_option_default_node): Ditto.
815 (target_option_current_node): Ditto.
816 (current_option_pragma): Ditto.
817 (current_optimize_pragma): Ditto.
819 * target.h (struct gcc_target): Add valid_option_attribute_p,
820 target_option_save, target_option_restore, target_option_print,
821 target_option_pragma_parse, and can_inline_p hooks.
823 * toplev.h (parse_optimize_options): Add declaration.
824 (fast_math_flags_struct_set_p): Ditto.
826 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
827 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
830 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
831 tree_can_inline_p hook to see if one function can inline another.
832 (cgraph_decide_inlining): Ditto.
833 (cgraph_decide_inlining_incrementally): Ditto.
835 * opts.c (decode_options): Add support for running multiple times
836 to allow functions with different target or optimization options
837 than was specified on the command line.
838 (fast_math_flags_struct_set_p): New function that is similar to
839 fast_math_flags_set_p, except it uses the values in the
840 cl_optimization structure instead of global variables.
842 * optc-gen.awk: Add support for TargetSave to allow a back end to
843 declare new fields that need to be saved when using function
844 specific options. Include flags.h and target.h in the options.c
845 source. Add support for Save to indicate which options can be set
846 for individual functions. Generate cl_optimize_save,
847 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
848 cl_target_option_restore, cl_target_option_print functions to
849 allow functions to use different optimization or target options.
851 * opt-functions.awk (var_type_struct): Return the type used for
852 storing the field in a structure.
854 * opth-gen.awk: Add support for TargetSave to allow a back end to
855 declare new fields that need to be saved when using function
856 specific options. Add support for Save to indicate which options
857 can be set for individual functions. Only generate one extern for
858 Mask fields. Generate cl_optimization and cl_target_option
859 structures to remember optimization and target options.
861 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
862 collecting new tree nodes.
863 (TS_TARGET_OPTION): Ditto.
865 * c-decl.c (merge_decls): Merge function specific target and
866 optimization options.
868 * function.c (invoke_set_current_function_hook): If the function
869 uses different optimization options, change the global variables
872 * coretypes.h (struct cl_optimization): Add forward reference.
873 (struct cl_target_option): Ditto.
875 * c-pragma.c (option_stack): New static vector to remember the
876 current #pragma GCC option stack.
877 (handle_pragma_option): New function to support #pragma GCC option
878 to change target options.
879 (optimize_stack): New static vector to remember the current
880 #pragma GCC optimize stack.
881 (handle_pragma_optimize): New function to support #pragma GCC
882 optimize to change optimization options.
883 (init_pragma): Add support for #pragma GCC optimize and #pragma
886 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
887 optimization options.
888 (TARGET_OPTION_NODE): New tree code for remembering certain target
891 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
892 TARGET_OPTION_NODE trees.
894 * common.opt (-O): Add Optimization flag.
896 (-fmath-errno): Ditto.
897 (-falign-functions): Add UInteger flag to make sure flag gets full
898 int in cl_optimization structure.
899 (-falign-jumps): Ditto.
900 (-falign-labels): Ditto.
901 (-falign-loops): Ditto.
902 (-fsched-stalled-insns): Ditto.
903 (-fsched-stalled-insns-dep): Ditto.
905 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
907 (TARGET_OPTION_SAVE): Ditto.
908 (TARGET_OPTION_RESTORE): Ditto.
909 (TARGET_OPTION_PRINT): Ditto.
910 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
911 (TARGET_CAN_INLINE_P): Ditto.
912 (TARGET_INITIALIZER): Add new hooks.
914 * tree-inline.c (tree_can_inline_p): New function to determine
915 whether one function can inline another. Check if the functions
916 use compatible optimization options, and also call the backend
919 * tree-inline.h (tree_can_inline_p): Add declaration.
921 * c-common.c (c_common_attribute): Add support for option and
923 (handle_option_attribute): Add support for the option attribute to
924 allow the user to specify different target options for compiling a
926 (handle_optimize_attribute): Add support for the optimize
927 attribute to allow the user to specify different optimization
928 options for compiling a specific function.
929 (handle_hot_attribute): Turn on -O3 optimization for this one
930 function if it isn't the default optimization level.
931 (handle_cold_attribute): Turn on -Os optimization for this one
932 function if it insn't the default optimization.
933 (const_char_p): New const char * typedef.
934 (optimize_args): New static vector to remember the optimization
936 (parse_optimize_options): New function to set up the optimization
937 arguments from either the optimize attribute or #pragma GCC
940 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
941 (builtin_define_std): Ditto.
943 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
944 Add t-i386 Makefile fragment to add i386-c.o and i386.o
948 * Makefile.in (TREE_H): Add options.h.
949 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
951 * doc/extend.texi (option attribute): Document new attribute.
952 (optimize attribute): Ditto.
953 (hot attribute): Document hot attribute sets -O3.
954 (cold attribute): Document cold attribute sets -Os.
955 (#pragma GCC option): Document new pragma.
956 (#pragma GCC optimize): Ditto.
958 * doc/options.texi (TargetSave): Document TargetSave syntax.
959 (UInteger): Document UInteger must be used for certain flags.
960 (Save): Document Save option to create target specific options
961 that can be saved/restored on a function specific context.
963 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new
965 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
967 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new
969 (TARGET_OPTION_SAVE): Ditto.
970 (TARGET_OPTION_RESTORE): Ditto.
971 (TARGET_OPTION_PRINT): Ditto.
972 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
973 (TARGET_CAN_INLINE_P): Ditto.
975 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
977 (-mfpmath=both): Ditto.
979 2008-07-23 Michael Meissner <gnu@the-meissners.org>
980 Karthik Kumar <karthikkumar@gmail.com>
982 * config/i386/i386.h (TARGET_ABM): Move switch into
984 (TARGET_POPCNT): Ditto.
985 (TARGET_SAHF): Ditto.
987 (TARGET_PCLMUL): Ditto.
988 (TARGET_CMPXCHG16B): Ditto.
989 (TARGET_RECIP): Move switch into target_flags.
990 (TARGET_FUSED_MADD): Ditto.
991 (ix86_arch_features): Make an unsigned char type.
992 (ix86_tune_features): Ditto.
993 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
994 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
995 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
997 * config/i386/i386.opt (arch): New TargetSave field to define
998 fields that need to be saved for function specific option
1002 (branch_cost): Ditto.
1003 (ix86_isa_flags_explicit): Ditto.
1004 (tune_defaulted): Ditto.
1005 (arch_specified): Ditto.
1006 (-m128-long-double): Add Save flag to save option for target
1007 specific option support.
1009 (-maccumulate-outgoing-args): Ditto.
1010 (-malign-double): Ditto.
1011 (-malign-stringops): Ditto.
1012 (-mfancy-math-387): Ditto.
1013 (-mhard-float): Ditto.
1015 (-minline-all-stringops): Ditto.
1016 (-minline-stringops-dynamically): Ditto.
1017 (-mms-bitfields): Ditto.
1018 (-mno-align-stringops): Ditto.
1019 (-mno-fancy-math-387): Ditto.
1020 (-mno-push-args): Ditto.
1021 (-mno-red-zone): Ditto.
1022 (-mpush-args): Ditto.
1023 (-mred-zone): Ditto.
1025 (-msseregparm): Ditto.
1026 (-mstack-arg-probe): Ditto.
1041 (-mrecip): Move flag into target_flags.
1043 (-mno-fused-madd): Ditto.
1044 (-mfused-madd): Ditto.
1045 (-mabm): Move flag into ix86_isa_flags.
1052 * config/i386/i386-c.c: New file for #pragma support.
1053 (ix86_target_macros_internal): New function to #define or #undef
1054 target macros based when the user uses the #pragma GCC option to
1055 change target options.
1056 (ix86_pragma_option_parse): New function to add #pragma GCC option
1058 (ix86_target_macros): Move defining the target macros here from
1059 TARGET_CPU_CPP_BUILTINS in i386.h.
1060 (ix86_register_pragmas): Register the #pragma GCC option hook. If
1061 defined, initialize any subtarget #pragmas.
1063 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
1064 REGISTER_TARGET_PRAGMAS.
1066 * config/i386/t-i386: New file for x86 dependencies.
1067 (i386.o): Make dependencies mirror the include files used.
1068 (i386-c.o): New file, add dependencies.
1070 * config/i386/i386-protos.h (override_options): Add bool
1072 (ix86_valid_option_attribute_tree): Add declaration.
1073 (ix86_target_macros): Ditto.
1074 (ix86_register_macros): Ditto.
1076 * config/i386/i386.c (ix86_tune_features): Move initialization of
1077 the target masks to initial_ix86_tune_features to allow functions
1078 to have different target options. Make type unsigned char,
1079 instead of unsigned int.
1080 (initial_ix86_tune_features): New static vector to hold processor
1081 masks for the tune variables.
1082 (ix86_arch_features): Move initialization of the target masks to
1083 initial_ix86_arch_features to allow functions to have different
1084 target options. Make type unsigned char, instead of unsigned
1086 (initial_ix86_arch_features): New static vector to hold processor
1087 masks for the arch variables.
1088 (enum ix86_function_specific_strings): New enum to describe the
1089 string options used for attribute((option(...))).
1090 (ix86_target_string): New function to return a string that
1091 describes the target options.
1092 (ix86_debug_options): New function to print the current options in
1094 (ix86_function_specific_save): New function hook to save the
1095 function specific global variables in the cl_target_option
1097 (ix86_function_specific_restore): New function hook to restore the
1098 function specific variables from the cl_target_option structure to
1099 the global variables.
1100 (ix86_function_specific_print): New function hook to print the
1101 target specific options in the cl_target_option structure.
1102 (ix86_valid_option_attribute_p): New function hook to validate
1103 attribute((option(...))) arguments.
1104 (ix86_valid_option_attribute_tree): New function that is common
1105 code between attribute((option(...))) and #pragma GCC option
1106 support that parses the options and returns a tree holding the
1108 (ix86_valid_option_attribute_inner_p): New helper function for
1109 ix86_valid_option_attribute_tree.
1110 (ix86_can_inline_p): New function hook to decide if one function
1111 can inline another on a target specific basis.
1112 (ix86_set_current_function); New function hook to switch target
1113 options if the user used attribute((option(...))) or #pragma GCC
1115 (ix86_tune_defaulted): Move to static file scope from
1117 (ix86_arch_specified): Ditto.
1118 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
1120 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
1121 (OPTION_MASK_ISA_ABM_SET): Ditto.
1122 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
1123 (OPTION_MASK_ISA_CX16_SET): Ditto.
1124 (OPTION_MASK_ISA_SAHF_SET): Ditto.
1125 (OPTION_MASK_ISA_AES_UNSET): Ditto.
1126 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
1127 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
1128 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
1129 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
1130 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
1131 (struct ptt): Move to static file scope from override_options.
1132 (processor_target_table): Ditto.
1134 (ix86_handle_option): Add support for options that are now isa
1136 (override_options): Add support for declaring functions that
1137 support different target options than were specified on the
1138 command line. Move struct ptt, processor_target_table, cpu_names,
1139 ix86_tune_defaulted, ix86_arch_specified to static file scope.
1140 Add bool argument. Fix up error messages so the appropriate error
1141 is given for either command line or attribute.
1142 (ix86_previous_fndecl): New static to remember previous function
1143 declaration to see if we need to change target options.
1144 (ix86_builtins_isa): New array to record the ISA of each builtin
1146 (def_builtin): Always create the builtin function, even if the
1147 current ISA doesn't support it.
1148 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
1149 tests for those builtins.
1150 (ix86_init_builtins): Remove TARGET_MMX test for calling
1151 ix86_init_mmx_sse_builtins.
1152 (ix86_expand_builtin): If the current ISA doesn't support a given
1153 builtin, signal an error.
1154 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
1155 (TARGET_SET_CURRENT_FUNCTION): Ditto.
1156 (TARGET_OPTION_SAVE): Ditto.
1157 (TARGET_OPTION_RESTORE): Ditto.
1158 (TARGET_OPTION_PRINT): Ditto.
1159 (TARGET_CAN_INLINE_P): Ditto.
1161 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
1163 * c-typeck.c (build_external_ref): Don't call assemble_external.
1164 * final.c (output_operand): Call assemble_external.
1166 2008-07-21 DJ Delorie <dj@redhat.com>
1168 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
1169 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
1171 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1173 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
1174 original insn and splitter contents into ...
1175 ("*div<mode>3_fast"): ... this new pattern. Enable only if
1176 flag_unsafe_math_optimizations. Add dummy scratch register.
1177 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
1178 !flag_unsafe_math_optimizations. Returns number with next
1179 highest magnitude if this is still less or equal to the true
1180 quotient in magnitude.
1182 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
1184 * Makefile.in: Replace toplev.h with TOPLEV_H.
1185 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
1186 * c-lex.c (fe_file_change): Don't set in_system_header.
1187 * c-parser.c (c_token): Remove in_system_header.
1188 (c_lex_one_token): Don't set in_system_header.
1189 (c_parser_set_source_position_from_token): Don't set in_system_header.
1190 * diagnostic.c (diagnostic_report_diagnostic): Use location from
1193 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
1194 * flags.h (in_system_header): Remove.
1195 * function.c (saved_in_system_header): Remove.
1196 (push_cfun): Don't set in_system_header.
1197 (pop_cfun): Don't set in_system_header.
1198 (push_struct_function): Don't set in_system_header.
1199 * input.h (expanded_location): Add sysp.
1200 (in_system_header_at): New.
1201 (in_system_header): New.
1202 * toplev.c (in_system_header): Remove.
1203 * toplev.h: Include input.h
1205 * tree-cfg.c (execute_warn_function_return): Call warning_at.
1206 * tree-ssa.c (warn_uninit): Call warning_at.
1207 (warn_uninitialized_var): Update calls to warn_uninit.
1208 (warn_uninitialized_phi): Update calls to warn_uninit.
1209 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
1210 (expand_location): Initialize xloc.sysp.
1211 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
1212 (tree_decl_with_vis): Remove in_system_header_flag.
1214 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
1217 * recog.c (asm_operand_ok): Change the order of the extra
1218 memory constraint checks.
1220 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
1223 * tree-switch-conversion.c (build_one_array): Call
1224 varpool_mark_needed_node and varpool_finalize_decl
1225 instead of assemble_variable.
1227 2008-07-19 Jan Hubicka <jh@suse.cz>
1229 * cgraph.c (cgraph_add_new_function): Do early local passes.
1230 * tree-nrv.c (gate_pass_return_slot): New gate.
1231 (pass_nrv): Add the gate.
1232 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
1234 (coalesce_ssa_name): Coalesce SSA names.
1235 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
1236 not optimizing so unused user vars remains visible.
1237 * common.opt (flag_tree_ter): Always enable by default.
1238 * tree-ssa-ter.c: Include flags.h
1239 (is_replaceable_p): Check that locations match; when aliasing is missing
1240 be conservative about loads.
1241 * tree-optimize.c (gate_init_datastructures): Remove.
1242 (pass_init_datastructures): New.
1243 * passes.c: Reorder passes so we always go into SSA.
1245 2008-07-19 Jan Hubicka <jh@suse.cz>
1247 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
1248 * doc/invoke.texi (--combine): Likewise.
1249 (-finline-functions-called-once): Update levels when enabled.
1250 (-funit-at-a-time): Document new behaviour.
1251 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
1252 -fno-section-anchors when disabled explicitly.
1253 (inline params): They are not ignored now.
1254 (precompiled headers): Remove unit-at-a-time as being incompatible.
1255 * opts.c (decode_options): Handle unit-at-a-time as alias;
1256 imply -fno-section-anchors when toplevel reorder is disabled
1258 * common.opt (ftoplevel-reorder): Set default value to 2.
1259 (funit-at-a-time): Set default value to 1.
1260 * config/rs6000/rs6000.c (optimization_options): Set section anchors
1263 2008-07-19 Jan Hubicka <jh@suse.cz>
1265 * builtins.c (expand_builtin_int_roundingfn,
1266 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
1269 2008-07-19 Richard Guenther <rguenther@suse.de>
1272 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
1273 * tree-ssa-sccvn.c (get_constant_value_id): New function.
1274 * tree-ssa-pre.c (get_expr_value_id): For newly created
1275 constant value-ids make sure to add the expression to its
1278 2008-07-19 Jakub Jelinek <jakub@redhat.com>
1281 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
1282 return value of the builtin is ignored.
1284 2008-07-19 Olivier Hainque <hainque@adacore.com>
1286 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
1287 bits, a C conformant malloc implementation has to provide.
1288 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
1290 2008-07-19 Joseph Myers <joseph@codesourcery.com>
1294 * reload.c (find_reloads_subreg_address): Only reload address if
1295 reloaded == 0, not for reloaded != 1.
1298 2008-07-16 Joseph Myers <joseph@codesourcery.com>
1299 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
1300 (m32c_legitimate_address_p): Handle "++rii" addresses created by
1301 m32c_legitimize_reload_address.
1303 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
1304 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
1305 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
1307 2008-07-19 Olivier Hainque <hainque@adacore.com>
1309 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
1310 argument, saying whether nested array are to be collapsed
1311 into a single array type DIE with multiple subscripts.
1312 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
1313 issues, centralize the nested array types collapsing control and
1314 disable the transformation for Ada.
1316 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
1319 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
1321 (x86_64_shift_adj_2): New expander.
1322 (x86_64_shift_adj_3): Ditto.
1323 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
1324 to split TImode operands.
1325 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
1326 (ix86_split_lshr): Ditto.
1328 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
1330 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
1331 and __CHAR32_TYPE__.
1332 * c-typeck.c (digest_init): Support char16_t and char32_t.
1333 (set_nonincremental_init_from_string): Idem.
1335 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
1338 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
1339 PREFERRED_STACK_BOUNDARY.
1340 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
1342 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
1345 * function.c (locate_and_pad_parm): Cap boundary earlier.
1347 2008-07-17 Julian Brown <julian@codesourcery.com>
1349 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
1350 no-op for targets which don't use DLLs.
1352 2008-07-17 Martin Jambor <mjambor@suse.cz>
1354 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
1355 that nodes are relevant by examining the node->analyzed flag.
1356 (ipcp_init_stage): Check which nodes are relevant, assert that the
1357 relevant ones are also required.
1358 (ipcp_propagate_stage): Check on the side arrays are properly
1360 (ipcp_print_all_jump_functions): Make sure not to touch any node
1361 that is not analyzed or an edge that does not have a corresponding
1362 entry in the on-the-side vectors.
1363 (ipcp_function_scale_print): Likewise.
1364 (ipcp_update_callgraph): Check that the node is relevant.
1365 (ipcp_insert_stage): Check that the node is relevant. Check there is
1366 an info for every node and edge.
1367 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
1368 (ipa_print_all_tree_maps): Likewise and a new variable info.
1369 (ipa_print_all_params_modified): Likewise.
1370 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
1372 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
1375 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
1377 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
1379 PR rtl-optimization/36753
1380 * fwprop.c (use_killed_between): Don't shortcut
1381 single-definition global registers.
1383 2008-07-16 Jan Hubicka <jh@suse.cz>
1385 * cgraph.h (varpool_empty_needed_queue): Declare.
1386 * cgraphunit.c (output_in_order): Mark all variables as needed;
1388 * varpool.c (varpool_assemble_node): Update debug queue.
1389 (varpool_assemble_pending_decls): Don't do it here.
1390 (varpool_empty_needed_queue): New function.
1392 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1394 * recog.c (peephole2_optimize): Fix formatting.
1396 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1398 * c-pch.c (get_ident): Avoid C++ keywords.
1399 * combine-stack-adj.c (single_set_for_csa): Likewise.
1400 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
1401 output_asm_insn): Likewise.
1402 * reload.c (push_secondary_reload, find_reusable_reload,
1403 push_reload, combine_reloads, find_reloads,
1404 debug_reload_to_stream): Likewise.
1405 * reload.h (struct reload): Likewise.
1406 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
1407 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
1408 emit_output_reload_insns): Likewise.
1409 * targhooks.c (default_secondary_reload): Likewise.
1410 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
1412 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1414 * recog.c (validate_change_1, validate_change,
1415 validate_unshare_change, validate_replace_rtx_1, struct
1416 funny_match, constrain_operands, peephole2_optimize): Avoid C++
1418 * reload.c (push_secondary_reload, secondary_reload_class,
1419 scratch_reload_class, find_valid_class, find_reusable_reload,
1420 push_reload, find_dummy_reload, find_reloads_address_1,
1421 find_reloads_address_part, find_equiv_reg): Likewise.
1422 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
1423 choose_reload_regs): Likewise.
1424 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
1426 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
1427 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
1428 * sched-rgn.c (concat_INSN_LIST): Likewise.
1429 * stor-layout.c (mode_for_size, mode_for_size_tree,
1430 smallest_mode_for_size): Likewise.
1432 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1434 * cfg.c (dump_reg_info): Avoid C++ keywords.
1435 * dwarf2asm.c (dw2_force_const_mem,
1436 dw2_asm_output_encoded_addr_rtx): Likewise.
1437 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
1438 * expmed.c (expand_shift): Likewise.
1439 * global.c (find_reg): Likewise.
1440 * graph.c (draw_edge): Likewise.
1441 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
1442 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
1443 widen_clz, widen_bswap, expand_parity, expand_unop,
1444 emit_cmp_and_jump_insn_1): Likewise.
1445 * postreload.c (reload_cse_simplify_operands): Likewise.
1446 * ra.h (add_neighbor): Likewise.
1447 * reg-stack.c (remove_regno_note, change_stack): Likewise.
1448 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
1449 record_reg_classes, copy_cost, record_address_regs,
1450 invalid_mode_change_p): Likewise.
1451 * regrename.c (regrename_optimize, scan_rtx_reg,
1452 dump_def_use_chain, find_oldest_value_reg,
1453 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
1455 2008-07-16 David Edelsohn <edelsohn@gnu.org>
1457 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
1458 MASK_POWERPC64 for power4 in previous commit.
1460 2008-07-16 Olivier Hainque <hainque@adacore.com>
1462 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
1463 instead of bare conversion to cast const-ness away.
1465 2008-07-16 Anatoly Sokolov <aesok@post.ru>
1467 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
1468 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
1469 * config/xtensa/xtensa.c (xtensa_function_value): New function.
1470 (TARGET_FUNCTION_VALUE): Define.
1472 2008-07-16 David Edelsohn <edelsohn@gnu.org>
1474 * config/rs6000/rs6000.c (processor_target_table): Add
1475 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
1477 2008-07-16 Joseph Myers <joseph@codesourcery.com>
1480 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
1481 (m32c_legitimate_address_p): Handle "++rii" addresses created by
1482 m32c_legitimize_reload_address.
1484 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
1486 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
1487 DECL_IN_SYSTEM_HEADER in sync.
1489 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
1491 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
1492 * tree-ssa-pre.c (pre_expr_eq): Ditto
1493 (get_constant_for_value_id): Take a type as an argument.
1494 (fully_constant_expression): Pass in type.
1495 (find_or_generate_expression): Short circuit constant case.
1496 (create_expression_by_pieces): Remove special casing of
1498 (do_regular_insertion): Short circuit constant case.
1499 (do_partial_partial_insertion): Ditto.
1501 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
1504 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
1506 2008-07-15 Bob Wilson <bob.wilson@acm.org>
1508 * config/xtensa/libgcc-xtensa.ver: New file.
1509 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
1511 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1513 * df-problems.c (df_set_note): Avoid C++ keywords.
1514 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
1515 * dse.c (record_store, remove_useless_values): Likewise.
1516 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
1517 gen_reg_rtx_offset, operand_subword, change_address_1,
1518 change_address, adjust_address_1, offset_address,
1519 widen_memory_access, emit_copy_of_insn_after): Likewise.
1520 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
1521 * fwprop.c (should_replace_address, propagate_rtx_1,
1522 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
1524 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
1525 gcse_emit_move_after, update_ld_motion_stores): Likewise.
1526 * lcm.c (compute_insert_delete, pre_edge_lcm,
1527 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
1528 * lower-subreg.c (resolve_reg_notes): Likewise.
1529 * mode-switching.c (optimize_mode_switching): Likewise.
1531 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1533 * bt-load.c (add_btr_def, migrate_btr_def,
1534 branch_target_load_optimize): Avoid C++ keywords.
1535 * caller-save.c (insert_restore, insert_save, insert_one_insn):
1537 * combine.c (subst, simplify_set, make_extraction,
1538 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
1539 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
1540 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
1542 2008-07-15 Richard Guenther <rguenther@suse.de>
1545 * c-common.c (strict_aliasing_warning): Do not warn for
1546 TYPE_REF_CAN_ALIAS_ALL pointers.
1547 (c_common_get_alias_set): may_alias types are not special.
1548 * tree.c (build_pointer_type_for_mode): Look up the may_alias
1549 attribute and set can_ref_all accordingly.
1550 (build_reference_type_for_mode): Likewise.
1551 * doc/extend.texi (may_alias): Clarify.
1553 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
1556 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
1557 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
1559 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1562 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
1563 gcc_assert, instead call output_operand_lossage.
1565 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
1567 * builtins.c (std_canonical_va_list): Treat structure based
1570 2008-07-15 Ben Elliston <bje@au.ibm.com>
1572 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
1574 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
1576 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
1579 2008-07-14 Jan Hubicka <jh@suse.cz>
1581 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
1582 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
1583 fix predicates and constraints.
1584 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
1585 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
1587 2008-07-14 Doug Kwan <dougkwan@google.com>
1589 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
1590 additional option file arm/eabi.opt.
1591 * config/arm/eabi.h (File): New configuration file for EABI targets.
1592 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
1593 SUBSUBTARGET_EXTRA_SPECS.
1594 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
1595 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
1596 from STARTFILE_SPEC so that it can be referenced in an override.
1597 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
1598 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
1599 can be referenced in an override.
1600 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
1601 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
1602 so that it can be referenced in an override.
1603 (LINK_SPEC): Use BPABI_LINK_SPEC.
1604 * config/arm/eabi.opt (File): New.
1606 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1608 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
1609 (FIXED_VALUE_H): New variable.
1610 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
1611 input.h, fixed-value.h.
1612 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
1613 (BASIC_BLOCK_H): Use $(BITMAP_H).
1614 (FUNCTION_H): Add varray.h.
1615 (IPA_REFERENCE_H): Use $(BITMAP_H).
1616 (CGRAPH_H): Add $(BASIC_BLOCK_H).
1617 (DF_H): Use $(BITMAP_H).
1618 (GGC_H): Add statistics.h.
1620 (INSN_ATTR_H): Use it.
1621 (SYSTEM_H): Add safe-ctype.h, filenames.h.
1623 (SYMTAB_H): Add $(OBSTACK_H).
1624 (CPP_INTERNAL_H): New.
1625 (TREE_DUMP_H): Add tree-pass.h.
1626 (TREE_FLOW_H): Use $(BITMAP_H)
1627 (PRETTY_PRINT_H): Use $(INPUT_H).
1628 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
1631 (many object files): Fix lots of header dependencies throughout.
1633 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1635 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
1637 (s-gtyp-input): Use them to write tmp-gi.list.
1638 (echo_to_gi.list): Remove.
1640 2008-07-14 Richard Guenther <rguenther@suse.de>
1642 * tree-ssa-sccvn.c (pre_info): Remove.
1643 (switch_to_PRE_table): Likewise.
1644 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
1645 (set_hashtable_value_ids): Do not create value-ids for the
1647 (run_scc_vn): Remove double test. Remove bogus special-case
1648 in value-number printing.
1649 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
1650 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
1652 * tree-flow-inline.h (get_value_handle): Remove.
1653 * tree-flow.h (get_value_handle): Remove.
1655 2008-07-14 Martin Jambor <mjambor@suse.cz>
1657 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
1658 in which we generate arithmetics is not a subrange.
1660 2008-07-14 Martin Jambor <mjambor@suse.cz>
1662 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
1664 2008-07-14 Richard Guenther <rguenther@suse.de>
1666 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
1668 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
1671 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
1672 reload for symbol refs moved to r0 with -fPIC.
1673 (legitimize_pic_address): Use the target register as temporary
1675 (emit_symbolic_move): Adjust comment.
1676 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
1679 2008-07-14 Ben Elliston <bje@au.ibm.com>
1681 * c-common.h (C_CPP_HASHNODE): New macro.
1682 * coretypes.h (struct cpp_token): Forward declare.
1683 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1684 the context-sensitive keyword method.
1685 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
1686 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
1687 expand_bool_pixel): New.
1688 (altivec_categorize_keyword): New function.
1689 (init_vector_keywords): New function.
1690 (rs6000_macro_to_expand): Likewise.
1691 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
1692 compiling an ISO C dialect.
1694 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
1696 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
1697 (create_expression_by_pieces): Fix typo.
1698 (do_regular_insertion): Use debug counter here too.
1700 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
1703 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
1704 CONST_OK_FOR_LETTER_P. All port-local users changed.
1705 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
1706 implement Kp matching power-of-two.
1707 (CONSTRAINT_LEN): Define to match.
1708 * config/cris/cris.md: Replace all use of constraint K with Kc.
1709 ("*btst*): Use Kp for operand 0 of last alternative.
1711 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1714 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
1717 2008-07-13 Jan Hubicka <jh@suse.cz>
1719 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
1722 2008-07-13 Richard Guenther <rguenther@suse.de>
1725 * langhooks.c (lhd_print_error_function): Deal with recursive
1728 2008-07-12 Jan Hubicka <jh@suse.cz>
1730 * cgraph.c (assembler_name_hash): New static var.
1731 (hash_node_by_assembler_name, eq_assembler_name): New.
1732 (cgraph_node_for_asm): Use hashtable.
1733 (cgraph_remove_node): Maintain hashtable.
1734 (change_decl_assembler_name): Sanity check that names are not changing
1735 after aliasing was processed.
1736 * cgraph.h (varpoon_node): Add next GGC marker.
1737 * tree.c (decl_assembler_name_equal): Constify.
1738 (decl_assembler_name_hash): New.
1739 * tree.h (decl_assembler_name_equal): Constify.
1740 (decl_assembler_name_hash): Update.
1742 2008-07-12 David Daney <ddaney@avtrex.com>
1744 * config/mips/driver-native.c (host_detect_local_cpu): Handle
1747 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
1749 * doc/md.texi: Document the MIPS "v" constraint.
1750 * config/mips/mips.h (reg_class): Revert last change.
1751 (REG_CLASS_NAMES): Likewise.
1752 (REG_CLASS_CONTENTS): Likewise.
1753 * config/mips/mips.c (mips_regno_to_class): Likewise.
1754 * config/mips/constraints.md (v): Likewise, but add documentation.
1755 Add a comment to say that this constraint should not be used in
1758 2008-07-11 DJ Delorie <dj@redhat.com>
1760 * config/h8300/h8300.md (length): Fix branch offset limit.
1762 2008-07-11 Anatoly Sokolov <aesok@post.ru>
1764 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
1765 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
1766 (avr_hard_regno_scratch_ok): New function.
1767 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
1768 * config/avr/avr.md (all peepholes that request a scratch register):
1769 Remove avr_peep2_scratch_safe use.
1771 2008-07-11 Tom Tromey <tromey@redhat.com>
1772 Ian Lance Taylor <iant@google.com>
1774 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
1775 (struct c_common_resword): Define.
1776 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
1777 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
1778 (c_common_reswords, num_c_common_reswords): Declare.
1779 * c-common.c (c_common_reswords): New global const array.
1780 (num_c_common_reswords): New const int.
1781 * c-parser.c (struct resword, reswords): Don't define.
1782 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
1783 (c_parse_init): Clarify mask code. Use c_common_reswords rather
1784 than reswords. If warning about C++ keywords, give them a special
1786 (c_lex_one_token): Warn about C++ keywords. Call
1787 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
1788 (c_parser_external_declaration): Look for RID_xxx rather than
1789 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
1790 (c_parser_statement_after_labels): Likewise.
1791 (c_parser_objc_class_instance_variables): Likewise.
1792 (c_parser_objc_class_declaration): Likewise.
1793 (c_parser_objc_try_catch_statement): Likewise.
1794 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
1795 (declspecs_add_type): Likewise.
1797 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
1799 * ggc-page.c (alloc_page):
1800 Substituting xmalloc, xcalloc with
1801 XNEWVEC and XCNEWVAR macros which add the
1804 2008-07-11 Richard Guenther <rguenther@suse.de>
1806 PR tree-optimization/36765
1807 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
1808 aliases from HEAP vars to SMTs.
1810 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1812 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
1813 * configure.ac (loose_warn): Move -Wc++-compat from here...
1814 (strict_warn): ...to here.
1815 * configure: Regenerate.
1817 2008-07-10 Joseph Myers <joseph@codesourcery.com>
1819 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
1820 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
1821 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
1822 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
1823 excluding more specific h8300-*-* and sh-*-* targets.
1825 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
1827 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
1829 (execute_pre): Call loop_optimizer_finalize in early exit.
1831 2008-07-10 Jakub Jelinek <jakub@redhat.com>
1834 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
1835 uids in the bitmap, not just VAR_DECL uids.
1837 PR rtl-optimization/36419
1838 * combine-stack-adj.c (adjust_frame_related_expr): New function.
1839 (combine_stack_adjustments_for_block): Call it if needed. Delete
1841 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
1842 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
1843 prologue sp adjustment.
1845 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
1848 * opts.c (print_ignored_options): Report postponed diagnostics for
1849 unknown -Wno-* options as warnings, not errors.
1850 (postpone_unknown_option_error): Renamed to...
1851 (postpone_unknown_option_warning): ... this.
1853 2008-07-09 Doug Kwan <dougkwan@google.com>
1856 2008-07-08 Doug Kwan <dougkwan@google.com>
1858 * config/arm/arm.opt (mandroid): New option.
1859 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
1860 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
1862 (CC1PLUS_SPEC): Same.
1864 (STARTFILE_SPEC): Same.
1865 (ENDFILE_SPEC): Same.
1866 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
1869 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
1872 * config/mips/mips.h (reg_class): Remove V1_REG.
1873 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
1874 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
1876 (mips_get_tp): New function.
1877 (mips_legitimize_tls_address): Use it.
1878 * config/mips/constraints.md (v): Delete.
1879 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
1880 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
1881 After reload, split into a move and ...
1882 (*tls_get_tp_<mode>_split): ...this new instruction.
1884 2008-07-09 David Daney <ddaney@avtrex.com>
1886 * config/mips/driver-native.c: Include coretypes.h and tm.h.
1888 2008-07-09 Jakub Jelinek <jakub@redhat.com>
1890 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
1891 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
1893 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
1894 htab_delete should be called. Don't free c.
1895 (lookup_tmp_var): Create temp_htab lazily.
1896 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
1897 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
1899 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
1900 lower_omp_ordered, lower_omp_critical, lower_omp_for,
1901 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
1902 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
1903 * tree-sra.c (generate_element_init): Likewise.
1904 * tree-mudflap.c (execute_mudflap_function_ops,
1905 execute_mudflap_function_decls): Likewise.
1906 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
1907 * tree-gimple.h (struct gimplify_ctx): New type.
1908 (push_gimplify_context): Adjust prototype.
1910 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
1912 * tree-ssa-pre.c (phi_translate_1): Update placement of
1915 2008-07-09 Anatoly Sokolov <aesok@post.ru>
1917 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
1918 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
1919 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
1920 * targhooks.c (default_hard_regno_scratch_ok): New function.
1921 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
1922 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
1923 * recog.c: Include "target.h".
1924 (peep2_find_free_register): Add check for global regs. Add target
1926 * Makefile.in (recog.o): Depend on target.h.
1928 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
1930 * config/sh/sh.c (sh_canonical_va_list_type): New.
1931 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
1933 2008-07-09 Raksit Ashok <raksit@google.com>
1935 * doc/invoke.texi (Option Summary): Mention new option
1936 -Wdisallowed-function-list=...
1937 (Warning Options): Document -Wdisallowed-function-list=...
1938 * common.opt (Wdisallowed-function-list=): New flag.
1939 * flags.h (warn_disallowed_functions): External definition of new
1940 boolean warning flag.
1941 (warn_if_disallowed_function_p): Declare new function.
1942 * opts.c (warning_disallowed_functions): New static variable.
1943 (warn_disallowed_functions): New boolean warning flag.
1944 (warn_if_disallowed_function_p): New function.
1945 (add_comma_separated_to_vector): Rename
1946 add_instrument_functions_exclude_list to this.
1947 (common_handle_option): Handle new option. Rename calls to
1948 add_instrument_functions_exclude_list into calls to
1949 add_comma_separated_to_vector.
1950 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
1951 based on flag warn_disallowed_functions.
1953 2008-07-09 Christian Bruel <christian.bruel@st.com>
1955 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
1956 instead of get_attr_length.
1958 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1960 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
1962 * genemit.c (gen_insn): Likewise.
1963 * gengtype.c (note_def_vec): Likewise.
1964 * gengtype.h (note_def_vec): Likewise.
1965 * genoutput.c (struct data, output_insn_data, process_template,
1966 gen_expand, gen_split, note_constraint): Likewise.
1967 * genrecog.c (new_decision, add_to_sequence, factor_tests,
1968 make_insn_sequence): Likewise.
1969 * gensupport.c (record_insn_name): Likewise.
1971 2008-07-08 Doug Kwan <dougkwan@google.com>
1973 * config/arm/arm.opt (mandroid): New option.
1974 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
1975 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
1977 (CC1PLUS_SPEC): Same.
1979 (STARTFILE_SPEC): Same.
1980 (ENDFILE_SPEC): Same.
1981 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
1984 2008-07-08 Raksit Ashok <raksit@google.com>
1986 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
1987 (set_storage_via_setmem): Fix expected_align parameter.
1988 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
1989 missing from the list.
1990 * doc/md.texi (movmem): Explicitly state that expected alignment is
1991 to be expressed in bytes.
1992 (setmem): Explicitly state that expected alignment is to be expressed
1995 2008-07-08 Joseph Myers <joseph@codesourcery.com>
1997 * reload.c (find_reloads_subreg_address): Do not require validity
1998 of address in original mode before reloading address.
2000 2008-07-07 Tianwei Sheng <tianweis@google.com>
2002 * df-core.c (df_remove_problem): Adjust the access to avoid out of
2003 bounds array access.
2005 2008-07-08 Jakub Jelinek <jakub@redhat.com>
2007 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
2009 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
2011 Fix PR tree-optimization/23455
2012 Fix PR tree-optimization/35286
2013 Fix PR tree-optimization/35287
2014 * Makefile.in (OBJS-common): Remove tree-vn.o.
2015 (tree-vn.o): Remove.
2016 * dbgcnt.def: Add treepre_insert debug counter.
2017 * gcc/tree-flow.h (add_to_value): Updated for other changes.
2018 (debug_value_expressions): Ditto.
2019 (print_value_expressions): Ditto.
2020 * tree-pretty-print.c (dump_generic_node): Updated for
2021 VALUE_HANDLE removal.
2022 * tree-ssa-dom.c (record_equality): Ditto.
2023 (cprop_operand): Ditto.
2024 (lookup_avail_expr): Ditto.
2025 * tree-ssa-threadedge.c
2026 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
2027 (simplify_control_stmt_condition): Ditto.
2028 * tree.c (tree_code_size): Ditto.
2029 (tree_node_structure): Ditto.
2030 (iterative_hash_expr): Ditto.
2032 * tree.h (VALUE_HANDLE_ID): Ditto.
2033 (VALUE_HANDLE_EXPR_SET): Ditto.
2034 (struct tree_value_handle): Ditto.
2035 (union tree_node): Ditto.
2036 * treestruct.def: Ditto.
2037 * tree-vn.c: Removed.
2038 * tree-ssa-pre.c: Rewritten entirely.
2039 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
2040 (constant_value_ids): Ditto.
2041 (vn_nary_op_t): Moved to header.
2043 (vn_reference_op_t): Ditto
2044 (vn_reference_t): Ditto.
2045 (next_value_id): New variable.
2046 (VN_INFO): Add an assert.
2047 (vn_constant_eq): New function.
2048 (vn_constant_hash): Ditto.
2049 (get_or_alloc_constant_value_id): Ditto.
2050 (value_id_constant_p): Ditto.
2051 (vn_reference_compute_hash): De-staticify.
2052 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
2053 Disable some code with a FIXME. Remove VALUE_HANDLE use.
2054 (valueize_refs): Update opcode if it changes from ssa name to constant.
2055 (vn_reference_lookup_1): Add new argument.
2056 (vn_reference_lookup): Ditto.
2057 (vn_reference_lookup_pieces): New function.
2058 (vn_reference_insert): Add return type. Modify to deal with value ids.
2059 (vn_reference_insert_pieces): New function.
2060 (vn_nary_op_compute_hash): De-staticify.
2061 (vn_nary_op_eq): Ditto.
2062 (vn_nary_op_lookup_pieces): New function.
2063 (vn_nary_op_lookup): Add new argument.
2064 (vn_nary_op_insert_pieces): New function.
2065 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
2066 (vn_phi_insert): Ditto.
2067 (visit_unary_op): Update for callee changes.
2068 (visit_binary_op): Ditto.
2069 (visit_reference_op_load): Ditto.
2070 (visit_reference_op_store): Ditto.
2071 (init_scc_vn): Init next_value_id, constant_to_value_id and
2073 (free_scc_vn): Free them.
2074 (set_hashtable_value_ids): New function.
2075 (run_scc_vn): Use it.
2076 (get_max_value_id): New function.
2077 (get_next_value_id): Ditto.
2078 (expressions_equal_p): Moved from tree-vn.c
2079 (sort_vuses): Ditto.
2080 (sort_vuses_heap): Ditto.
2081 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
2083 * tree.c (iterative_hash_hashval_t): Made non-static
2084 * tree.h (iterative_hash_hashval_t): Declare it.
2086 2008-07-08 Martin Jambor <mjambor@suse.cz>
2088 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
2089 instead of ipa_create_node_params.
2090 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
2091 ipa_check_create_edge_args, free them with
2092 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
2094 * ipa-prop.c: Include flags.h and tree-inline.h.
2095 (ipa_node_params_vector): New variable.
2096 (ipa_edge_args_vector): New variable.
2097 (edge_removal_hook_holder): New variable.
2098 (node_removal_hook_holder): New variable.
2099 (edge_duplication_hook_holder): New variable.
2100 (node_duplication_hook_holder): New variable.
2101 (ipa_detect_param_modifications): Check for presence of modified flags.
2102 (ipa_compute_jump_functions): Check for presence of jump functions.
2103 (ipa_free_edge_args_substructures): New function.
2104 (ipa_create_node_params): Removed.
2105 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
2106 (ipa_free_node_params_substructures): New function.
2107 (ipa_free_all_node_params): Changed to deallocate the on-the-side
2109 (ipa_edge_removal_hook): New function.
2110 (ipa_node_removal_hook): New function.
2111 (duplicate_array): New function.
2112 (ipa_edge_duplication_hook): New function.
2113 (ipa_node_duplication_hook): New function.
2114 (ipa_register_cgraph_hooks): New function.
2115 (ipa_unregister_cgraph_hooks): New function.
2116 (free_all_ipa_structures_after_ipa_cp): New function.
2118 * ipa-prop.h: Include vec.h.
2119 (ipa_node_params_t): New typedef with vector types for it.
2120 (ipa_edge_args_t): New typedef with vector types for it.
2121 (IPA_NODE_REF): Changed to access an on-the-side vector.
2122 (IPA_EDGE_REF): Changed to access an on-the-side vector.
2123 (ipa_check_create_node_params): New function.
2124 (ipa_check_create_edge_args): New function.
2126 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
2129 2008-07-07 Tom Tromey <tromey@redhat.com>
2131 * configure, config.in: Rebuilt.
2132 * configure.ac: Don't check for scandir or alphasort.
2134 2008-07-07 Joseph Myers <joseph@codesourcery.com>
2136 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
2137 types immediately after creating them.
2139 2008-07-07 Joseph Myers <joseph@codesourcery.com>
2141 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
2143 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
2145 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
2146 dump_constraint_graph.
2147 (dump_constraint_edge): New function.
2148 (dump_constraint_graph): New function.
2149 (debug_constraint_graph): New function.
2150 (dump_constraint): Removed useless comparison.
2151 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
2152 (dump_constraint_graph): Declare.
2153 (debug_constraint_graph): Declare.
2154 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
2156 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
2158 * config/i386/i386.c (is_va_list_char_pointer): New.
2159 (ix86_va_start): Replace compare with ms_va_list_type_node
2160 by is_va_list_char_pointer.
2161 (ix86_gimplify_va_arg): Likewise.
2163 2008-07-07 Martin Jambor <mjambor@suse.cz>
2165 * cgraph.c (cgraph_edge_max_uid): New variable.
2166 (struct cgraph_edge_hook_list): New type.
2167 (struct cgraph_node_hook_list): New type.
2168 (struct cgraph_2edge_hook_list): New type.
2169 (struct cgraph_2node_hook_list): New type.
2170 (first_cgraph_edge_removal_hook): New variable.
2171 (first_cgraph_node_removal_hook): New variable.
2172 (first_cgraph_edge_duplicated_hook): New variable.
2173 (first_cgraph_node_duplicated_hook): New variable.
2174 (cgraph_add_edge_removal_hook): New function.
2175 (cgraph_remove_edge_removal_hook): New function.
2176 (cgraph_call_edge_removal_hooks): New function.
2177 (cgraph_add_node_removal_hook): New function.
2178 (cgraph_remove_node_removal_hook): New function.
2179 (cgraph_call_node_removal_hooks): New function.
2180 (cgraph_add_edge_duplication_hook): New function.
2181 (cgraph_remove_edge_duplication_hook): New function.
2182 (cgraph_call_edge_duplication_hooks): New function.
2183 (cgraph_add_node_duplication_hook): New function.
2184 (cgraph_remove_node_duplication_hook): New function.
2185 (cgraph_call_node_duplication_hooks): New function.
2186 (cgraph_create_edge): Assign to edge uid.
2187 (cgraph_remove_edge): Call edge removal hooks.
2188 (cgraph_node_remove_callees): Call edge removal hooks.
2189 (cgraph_node_remove_callers): Call edge removal hooks.
2190 (cgraph_remove_node): Call node removal hooks.
2191 (cgraph_clone_edge): Call edge duplication hooks.
2192 (cgraph_clone_node): Call node duplication hooks.
2194 * cgraph.h (cgraph_edge): New field uid.
2195 (cgraph_edge_hook): New type.
2196 (cgraph_node_hook): New type.
2197 (cgraph_2edge_hook): New type.
2198 (cgraph_2node_hook): New type.
2200 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
2202 * config.in: Regenerate.
2204 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
2206 * gcc.c (print_sysroot): New.
2207 (option_map, display_help, process_command): Handle the
2208 -print-sysroot option.
2209 (main): Print the sysroot if requested.
2210 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
2212 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2215 * unwind-pe.h (size_of_encoded_value): add attribute unused.
2217 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
2219 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
2220 (assign_parm_setup_block_p): Also check mode of entry_parm.
2222 2008-07-07 Richard Guenther <rguenther@suse.de>
2224 * tree-ssa-structalias.h (set_used_smts): Remove.
2225 * tree-ssa-structalias.c (used_smts): Likewise.
2226 (set_used_smts): Likewise.
2227 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
2228 call to set_used_smts.
2230 2008-07-07 Richard Guenther <rguenther@suse.de>
2232 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
2233 (new_var_info): Set it to false.
2234 (solution_set_add): Correctly handle pointers outside a var and
2236 (type_safe): Treat variables with is_full_var properly.
2237 (do_sd_constraint): Likewise.
2238 (do_ds_constraint): Likewise.
2239 (process_constraint): Remove zeroing offset for !use_field_sensitive.
2240 (get_constraint_for_ptr_offset): New function.
2241 (get_constraint_for_component_ref): For addresses at least include
2242 the last field of the variable. Handle is_full_vars properly.
2243 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
2244 (handle_ptr_arith): Remove.
2245 (find_func_aliases): Simplify assignment handling.
2246 (create_function_info_for): For parameter and result varinfos set
2248 (create_variable_info_for): Set is_full_var flag whenever we
2249 just created a single varinfo for a decl.
2250 (init_alias_vars): Initialize use_field_sensitive from
2251 max-fields-for-field-sensitive parameter.
2253 2008-07-07 Richard Guenther <rguenther@suse.de>
2255 PR tree-optimization/36713
2256 * tree-flow-inline.h (is_call_used): New function.
2257 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
2258 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
2259 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
2261 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2263 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
2265 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
2267 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
2269 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
2270 Nathan Sidwell <nathan@codesourcery.com>
2272 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
2273 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
2275 * config/m68k/t-linux: New.
2276 * doc/install.texi: Document m68k-*-linux is now multilibbed by
2279 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
2281 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
2282 * config/m68k/m68k-devices.def: Remove multilibs that only differ
2285 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2287 * gcc.c (execute): Fix -Wc++-compat warning.
2289 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
2292 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
2293 constant for little endian.
2295 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
2297 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
2298 mips_base_mips16 instead of TARGET_MIPS16.
2299 (mips_base_mips16): Declare.
2300 * config/mips/mips.c (mips_base_mips16): Make global.
2301 (was_mips16_p): Remove GTY marker.
2302 (was_mips16_pch_p): New variable.
2303 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
2304 (mips_override_options): Force to non-MIPS16 mode initially.
2305 Do not complain about MIPS16 PIC incompatibilities here.
2306 Only allow -mgpopt if -mexplicit-relocs is in force for
2309 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
2311 * configure.ac: Check for caddr_t, define to char * if not defined.
2312 * configure: Regenerate.
2313 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
2314 (mmap_gt_pch_use_address): Likewise.
2315 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
2317 2008-07-06 Richard Guenther <rguenther@suse.de>
2319 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
2320 (new_var_info): Deal with it.
2321 (solution_set_add): Likewise.
2322 (bitpos_of_field): Make signed, fix.
2323 (struct fieldoff): Remove type and decl fields. Make size field
2324 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
2326 (fieldoff_compare): Deal with it.
2327 (push_fields_onto_fieldstack): Remove has_union argument, glob
2328 adjacent non-pointer fields together.
2329 (create_function_info_for): Do not set has_union.
2330 (create_variable_info_for): Simplify.
2332 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
2334 * config.gcc (extra_headers): Add cross-stdarg.h for target
2335 x86_64-*-* and i?86-*-*.
2336 * config/i386/cross-stdarg.h: New.
2337 * builtins.c (std_fn_abi_va_list): New.
2338 (std_canonical_va_list_type): New.
2339 (stabilize_va_list): Replace va_list_type_node use by
2340 mtarget.canonical_va_list_type.
2341 (gimplify_va_arg_expr): Likewise.
2342 (expand_builtin_va_copy): Replace va_list_type_node use by
2343 mtarget.fn_abi_va_list.
2344 * tree-sra.c (is_va_list_type): New helper.
2345 (decl_can_be_decomposed_p): Replace
2346 va_list_type_node use by is_va_list_type.
2347 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
2348 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
2349 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
2350 * config/i386/i386-protos.h (ix86_get_valist_type): New.
2351 (ix86_enum_va_list): New.
2352 * config/i386/i386.c (sysv_va_list_type_node): New.
2353 (ms_va_list_type_node): New.
2354 (ix86_function_type_abi): Remove sorry.
2355 (ix86_build_builtin_va_list_abi): New.
2356 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
2358 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
2359 (ix86_init_builtins_va_builtins_abi): New.
2360 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
2362 (ix86_handle_abi_attribute): New.
2363 (attribute_spec): Add sysv_abi and ms_abi.
2364 (ix86_fn_abi_va_list): New.
2365 (ix86_canonical_va_list_type): New.
2366 (ix86_enum_va_list): New.
2367 (TARGET_FN_ABI_VA_LIST): New.
2368 (TARGET_CANONICAL_VA_LIST_TYPE): New.
2369 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
2370 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
2371 (TARGET_CANONICAL_VA_LIST_TYPE): New.
2372 (TARGET_ENUM_VA_LIST): New.
2373 * expr.h (std_fn_abi_va_list): New.
2374 (std_canonical_va_list_type): New.
2375 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
2376 (TARGET_CANONICAL_VA_LIST_TYPE): New.
2377 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
2378 TARGET_CANONICAL_VA_LIST_TYPE.
2379 * target.h (struct gcc_target): Add fn_abi_va_list hook
2380 and canonical_va_list_type hook.
2382 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
2384 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
2385 integral and pointer types.
2387 2008-07-04 Roger Sayle <roger@eyesopen.com>
2389 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
2390 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
2392 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
2395 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
2397 2008-07-04 Jakub Jelinek <jakub@redhat.com>
2399 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
2400 build_gimple_modify_stmt.
2401 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
2402 gimple operand. Use fold_build* instead of build*.
2404 2008-07-04 Richard Guenther <rguenther@suse.de>
2406 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
2407 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
2408 properly to compute the reachability set if we do field-sensitive PTA.
2409 * invoke.texi (max-fields-for-field-sensitive): Document default.
2410 * opts.c (decode_options): Set max-fields-for-field-sensitive to
2411 100 for optimize >= 2.
2413 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2415 * ggc-zone.c (lookup_page_table_if_allocated,
2416 set_page_table_entry, zone_find_object_size, alloc_small_page,
2417 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
2418 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
2419 -Wc++-compat and/or -Wcast-qual warnings.
2421 2008-07-04 Alan Modra <amodra@bigpond.net.au>
2424 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
2425 pic_offset_table_rtx to be marked as used here.
2426 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
2427 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
2428 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
2429 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
2432 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2434 * alloc-pool.c (hash_descriptor, eq_descriptor,
2435 alloc_pool_descriptor): Fix -Wc++-compat warnings.
2436 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
2438 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
2439 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
2440 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
2441 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
2444 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
2446 * tree-flow.h (loop_only_exit_p): Declare.
2447 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
2448 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
2449 the number of iterations if it is constant. Otherwise, if this is the
2450 only possible exit of the loop, use the conservative estimate on the
2451 number of iterations of the entire loop if available.
2453 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
2455 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
2456 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
2457 Add synchronization functions.
2458 * config/sync.c: New file.
2459 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
2460 (LIBGCC_SYNC_CFLAGS): Likewise.
2462 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
2465 * config/i386/i386.md (mode): Add TF to "mode" attribute.
2466 (*pushtf_sse): New insn pattern.
2467 (pushtf splitters): New splitters.
2469 2008-07-03 Michael Meissner <gnu@the-meissners.org>
2472 * predict.c (build_predict_expr): Use void_type_node for the tree
2473 type, instead of NULL_TREE.
2475 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
2477 * config/i386/i386.c (contains_aligned_value_p): Return true
2479 (ix86_data_alignment): Align TCmode to 128bits.
2480 (ix86_local_alignment): Likewise.
2482 2008-07-03 Andrew Haley <aph@redhat.com>
2485 * vec.h (VEC_TA): New.
2486 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
2487 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
2488 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
2489 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
2490 (C_COMMON_FIXED_TYPES): Remove first arg.
2491 (C_COMMON_FIXED_MODE_TYPES): Likewise.
2492 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
2493 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
2494 not to use empty macro arguments.
2496 2008-07-02 Joseph Myers <joseph@codesourcery.com>
2498 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
2499 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
2500 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
2501 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
2502 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
2503 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
2504 config/ia64/crtn.asm, config/m68hc11/larith.asm,
2505 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
2506 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
2507 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
2508 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
2509 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
2510 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
2511 config/rs6000/e500crtres64gpr.asm,
2512 config/rs6000/e500crtres64gprctr.asm,
2513 config/rs6000/e500crtrest32gpr.asm,
2514 config/rs6000/e500crtrest64gpr.asm,
2515 config/rs6000/e500crtresx32gpr.asm,
2516 config/rs6000/e500crtresx64gpr.asm,
2517 config/rs6000/e500crtsav32gpr.asm,
2518 config/rs6000/e500crtsav64gpr.asm,
2519 config/rs6000/e500crtsav64gprctr.asm,
2520 config/rs6000/e500crtsavg32gpr.asm,
2521 config/rs6000/e500crtsavg64gpr.asm,
2522 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
2523 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
2524 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
2525 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
2526 config/sparc/sol2-cn.asm: Remove .file directives.
2528 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
2530 * resource.c (mark_referenced_resources): Look inside
2531 UNSPEC_VOLATILEs and ASM_INPUTs.
2533 2008-07-02 Ian Lance Taylor <iant@google.com>
2535 * rtlanal.c (add_reg_note): New function.
2536 * rtl.h (add_reg_note): Declare.
2537 * auto-inc-dec.c (attempt_change): Use add_reg_note.
2538 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
2539 * builtins.c (expand_builtin_longjmp): Likewise.
2540 (expand_builtin_nonlocal_goto): Likewise.
2541 * calls.c (emit_call_1, expand_call): Likewise.
2542 * cfgexpand.c (add_reg_br_prob_note): Likewise.
2543 * cfglayout.c (fixup_reorder_chain): Likewise.
2544 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
2545 (commit_one_edge_insertion): Likewise.
2546 * combine.c (move_deaths, distribute_notes): Likewise.
2547 * df-problems.c (df_set_note): Likewise.
2548 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
2549 (set_unique_reg_note): Likewise.
2550 (emit_copy_of_insn_after): Likewise.
2551 * expr.c (expand_expr_real): Likewise.
2552 * gcse.c (add_label_notes): Likewise.
2553 * haifa-sched.c (create_check_block_twin): Likewise.
2554 * jump.c (mark_jump_label_1): Likewise.
2555 * loop-doloop.c (add_test, doloop_modify): Likewise.
2556 * loop-unswitch.c (compare_and_jump_seq): Likewise.
2557 * lower-subreg.c (move_eh_region_note): Likewise.
2558 * optabs.c (emit_libcall_block): Likewise.
2559 * predict.c (predict_insn): Likewise.
2560 (combine_predictions_for_insn): Likewise.
2561 * recog.c (peephole2_optimize): Likewise.
2562 * regmove.c (try_auto_increment): Likewise.
2563 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
2564 * reload.c (find_reloads): Likewise.
2565 * reload1.c (fixup_eh_region_note): Likewise.
2566 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
2567 * reorg.c (delete_prior_computation): Likewise.
2568 (delete_computation, dbr_schedule): Likewise.
2569 * config/pa/pa.c (legitimize_pic_address): Likewise.
2570 * config/sh/sh.c (sh_reorg): Likewise.
2572 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
2575 * config/libgcc-glibc.ver: Add %exclude.
2576 * config/m32r/libgcc-glibc.ver: Likwise.
2577 * config/s390/libgcc-glibc.ver: Likwise.
2578 * config/sh/libgcc-glibc.ver: Likwise.
2579 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
2581 * config/i386/libgcc-glibc.ver: New.
2583 * config/i386/libgcc-x86_64-glibc.ver: Removed.
2585 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
2587 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
2588 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
2589 i[34567]86-*-linux*, x86_64-*-linux*. Add
2590 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
2591 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
2592 x86_64-*-linux*. Add i386/t-linux to tmake_file for
2593 i[34567]86-*-linux*, x86_64-*-linux*.
2595 * libgcc-std.ver: Add empty GCC_4.4.0.
2597 * mkmap-symver.awk: Support multiple versions per symbol.
2599 * config/i386/i386.c (ix86_init_builtins): Always define
2600 __builtin_fabsq and __builtin_copysignq with fallbacks.
2601 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
2602 and __builtin_copysignq if SSE2 isn't available.
2604 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
2605 (LIBGCC2_TF_CEXT): Likwise.
2608 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
2610 * config/i386/sfp-machine.h: Moved to libgcc.
2612 * config/i386/sfp-machine.h: New.
2613 * config/i386/t-linux: Likwise.
2615 * config/i386/t-darwin: Remove softfp_wrap_start and
2617 * config/i386/t-darwin64: Likewise.
2619 * config/i386/t-fprules-softfp64: Renamed to ...
2620 * config/i386/t-fprules-softfp: This.
2622 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
2623 and softfp_wrap_end.
2625 2008-07-02 Jason Merrill <jason@redhat.com>
2627 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
2629 * tree.c (ctor_to_list): New fn.
2630 * tree.h: Declare it.
2631 (CONSTRUCTOR_ELT): New macro.
2632 (CONSTRUCTOR_NELTS): New macro.
2634 2008-07-02 Richard Guenther <rguenther@suse.de>
2636 * tree-ssa-structalias.c (struct variable_info): Reorder
2637 to fill padding on 64bit hosts. Make collapsed_to an int.
2638 (get_varinfo_fc): Deal with that.
2639 (new_var_info): Likewise.
2640 (collapse_rest_of_var): Likewise.
2642 2008-07-02 Joshua Sumali <jsumali@redhat.com>
2644 * doc/install.texi (--enable-java-home): Document.
2645 (--enable-aot-compile-rpm): Likewise.
2646 (--with-arch-directory): Likewise.
2647 (--with-os-directory): Likewise.
2648 (--with-origin-name): Likewise.
2649 (--with-arch-suffix): Likewise.
2650 (--with-jvm-root-dir): Likewise.
2651 (--with-jvm-jar-dir): Likewise.
2652 (--with-python-dir): Likewise.
2654 2008-07-02 Richard Guenther <rguenther@suse.de>
2656 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
2657 from decls explicitly. Merge operand checking from tuples.
2659 2008-07-02 Martin Jambor <mjambor@suse.cz>
2661 * tree-switch-conversion.c: Included timevar.h which I forgot before.
2663 2008-07-02 Martin Jambor <mjambor@suse.cz>
2665 * tree-switch-conversion.c: Included timevar.h
2666 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
2668 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
2670 2008-07-02 Martin Jambor <mjambor@suse.cz>
2672 * tree-switch-conversion.c: Corrected various comments and
2674 (build_constructors): Fixed minor formatting mistakes.
2676 * invoke.texi (Optimize Options): Corrected the
2677 switch-conversion-max-branch-ratio parameter.
2679 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
2681 * final.c (asm_insn_count): Return zero for an empty asm body.
2683 2008-07-02 Richard Guenther <rguenther@suse.de>
2685 * bitmap.h (bitmap_set_bit): Return bool.
2686 (bitmap_clear_bit): Likewise.
2687 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
2688 write to the bitmap if it would.
2689 (bitmap_clear_bit): Likewise.
2690 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
2691 bitmap_set_bit return value.
2692 (add_pred_graph_edge): Likewise.
2693 (add_graph_edge): Likewise.
2694 (do_sd_constraint): Likewise.
2695 (do_ds_constraint): Likewise.
2697 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2699 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
2700 Fix -Wc++-compat and/or -Wcast-qual warnings.
2701 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
2702 gen_regparm_prefix): Likewise.
2703 * vmsdbgout.c (write_modbeg, lookup_filename,
2704 vmsdbgout_source_line, vmsdbgout_init): Likewise.
2706 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
2708 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
2709 defaults.h definition apply.
2711 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
2713 * function.c (assign_parm_remove_parallels): New.
2714 (assign_parm_setup_block_p): Do not return true for non-BLKmode
2716 (assign_parm_setup_block): Do not handle them.
2717 (assign_parm_setup_reg, assign_parm_setup_stack): Call
2718 assign_parm_remove_parallels.
2720 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
2722 * c-typeck.c (convert_for_assignment): Use
2723 vector_targets_convertible_p.
2724 * c-common.c (vector_targets_convertible_p): New.
2725 * c-common.h (vector_targets_convertible_p): New prototype.
2726 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
2727 opaque_p_V2SI_type_node.
2729 2008-07-01 Steve Ellcey <sje@cup.hp.com>
2731 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
2734 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
2736 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
2737 TFmode constants via two element DImode vector for hosts with
2738 HOST_BITS_PER_WIDE_INT < 64.
2739 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
2740 also for HOST_BITS_PER_WIDE_INT < 64.
2742 2008-07-01 Richard Guenther <rguenther@suse.de>
2744 PR tree-optimization/36666
2745 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
2746 (get_constraint_exp_from_ssa_var): Split into ...
2747 (get_constraint_exp_for_temp): ... this ...
2748 (get_constraint_for_ssa_var): ... and that.
2749 Return constraint expressions for all touched sub-fields
2750 if the results address is not taken.
2751 (process_constraint): Remove assertion that aggregate
2752 assignments do not happen at this place.
2753 (get_constraint_for_component_ref): Add address_p argument.
2754 Return constraint expressions for all touched sub-fields
2755 if the results address is not taken.
2756 (do_deref): Use get_constraint_exp_for_temp.
2757 (get_constraint_for_1): Rename from ...
2758 (get_constraint_for): ... this. Add the old function as wrapper.
2759 (do_structure_copy): Use get_constraint_for_1.
2761 2008-07-01 Martin Jambor <mjambor@suse.cz>
2763 * Makefile.in (tree-switch-conversion.o): Add.
2764 (OBJS-common): Add tree-swtch-conversion.o.
2765 * passes.c (init_optimization_passes): Add pass_convert_switch.
2766 * tree-pass.h: (pass_convert_switch): Add.
2767 * tree-switch-conversion.c: New file.
2768 * gcc.dg/tree-ssa/cswtch.c: New testcase.
2769 * common.opt (ftree-cswtch): New option.
2770 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
2771 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
2772 * opts.c (decode_options): Set flag_tree_switch_conversion when
2773 optimization level is >= 2.
2774 * doc/invoke.texi (Optimize Options): Added description of
2775 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
2777 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2779 * config/darwin-driver.c (darwin_default_min_version): Fix
2780 -Wc++-compat warnings.
2782 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
2784 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
2787 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
2789 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
2791 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
2793 PR rtl-optimization/34744
2794 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
2795 (df_scan_free_internal): Free data structures not
2796 allocated in storage pools.
2797 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
2798 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
2799 df_scan_free_mws_vec.
2800 * dse.c (dse_step6): Free offset_map_p and offset_map_n
2803 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
2805 * config/i386/i386.c (contains_aligned_value_p): Return true
2807 (ix86_function_arg_boundary): Return its natural boundary
2809 (return_in_memory_32): Don't check TDmode.
2810 (ix86_split_to_parts): Support splitting into 4 parts and
2811 support TFmode for 32bit target.
2812 (ix86_split_long_move): Support splitting into 4 parts.
2813 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
2815 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
2816 (ix86_init_builtins): Here.
2817 (ix86_scalar_mode_supported_p): Always return true for TFmode.
2818 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
2819 'q' and 'w', respectively.
2821 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
2823 (movtf_internal): Likewise.
2824 (<code>tf2): Likewise.
2825 (*absnegtf2_sse): Likewise.
2826 (copysign<mode>3): Likewise.
2827 (copysign<mode>3_const): Likewise.
2828 (copysign<mode>3_var): Likewise.
2829 (define_split UNSPEC_COPYSIGN): Likewise.
2830 * config/i386/sse.md (*nandtf3): Likewise.
2831 (<code>tf3): Likewise.
2832 (*<code>tf3): Likewise.
2834 2008-06-30 Joey Ye <joey.ye@intel.com>
2835 H.J. Lu <hongjiu.lu@intel.com>
2837 * global.c (compute_regsets): Set frame_pointer_needed here.
2838 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
2840 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2842 * doc/install.texi (specific): Expand Windows build notes.
2844 2008-06-30 Ira Rosen <irar@il.ibm.com>
2846 PR tree-optimization/36648
2847 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
2848 number of prolog iterations by step. Fix the comment.
2850 2008-06-30 Richard Guenther <rguenther@suse.de>
2853 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
2854 handle calls from ECF_MALLOC functions.
2855 (handle_pure_call): ECF_MALLOC functions do not return
2857 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
2859 2008-06-29 Andreas Schwab <schwab@suse.de>
2861 * config/m68k/m68k.c (print_operand): Always print a float
2863 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
2864 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
2867 * config/rs6000/x-linux64: Remove never used file.
2869 2008-06-29 Richard Guenther <rguenther@suse.de>
2871 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
2873 (struct alias_info): Move ...
2874 * tree-ssa-alias.c: ... here.
2875 (update_alias_info): Declare.
2876 (compute_may_aliases): Call it.
2877 (update_alias_info): New function.
2878 * tree-ssa-structalias.c (update_alias_info): Move ...
2879 * tree-ssa-alias.c (update_alias_info_1): ... here.
2880 * tree-ssa-structalias.c (process_constraint_1): Remove
2881 unused from_call argument. Rename to ...
2882 (process_constraint): ... this. Delete old wrapper.
2883 (make_constraint_to): Adjust callers.
2884 (handle_const_call): Likewise.
2885 (handle_pure_call): Likewise.
2886 (init_base_vars): Likewise.
2887 (handle_lhs_call): Likewise. Remove unnecessary constraint.
2888 (find_func_aliases): We don't need structure copies for
2890 (make_constraint_from_anything): Remove.
2891 (create_variable_info_for): For globals make constraints
2892 from escaped, not from anything.
2893 (compute_points_to_sets): Do not call update_alias_info.
2894 (ipa_pta_execute): Use make_constraint_from.
2896 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2898 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
2899 (bitmap.o-warn, dominance.o-warn): New.
2900 * configure.ac (cxx_compat_warn): Delete.
2901 (loose_warn): Add -Wcast-qual and -Wc++-compat.
2902 * system.h: Remove #pragma diagnostic for -Wcast-qual and
2904 * configure: Regenerate.
2906 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
2909 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2911 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
2912 * df-scan.c (df_notes_rescan): Likewise.
2913 * ggc-page.c (set_page_table_entry): Likewise.
2914 * intl.c (gcc_gettext_width): Likewise.
2915 * varasm.c (get_unnamed_section, get_noswitch_section,
2916 get_section): Likewise.
2918 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
2920 * regrename.c (build_def_use): Don't copy RTX.
2922 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
2924 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
2925 (Type Attributes): Fix nesting of @table and @subsection. Adjust
2926 punctuation. Use @ref instead of @xref.
2927 (Function Names): Remove stray @display/@end display.
2928 (C++ Attributes): Use @ref instead of @xref.
2929 (Deprecated Features): Fix punctuation around @xref.
2930 (Backwards Compatibility): Likewise.
2931 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
2933 2008-06-28 Joseph Myers <joseph@codesourcery.com>
2935 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
2936 constants for E500 double.
2938 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2940 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
2941 element type of const_vector.
2943 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
2945 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
2946 Remove FLAGS_REG clobber from expander pattern.
2947 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
2948 (anddi3, andsi3, andhi3, andqi3): Ditto.
2949 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
2950 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
2951 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
2952 (ashlsi3, ashlhi3, ashlqi3): Ditto.
2953 (ashrsi3, ashrhi3, ashrqi3): Ditto.
2954 (lshrsi3, lshrhi3, lshrqi3): Ditto.
2955 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
2956 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
2958 2008-06-28 Richard Guenther <rguenther@suse.de>
2960 * tree-ssa-structalias.c (callused_id, var_callused,
2961 callused_tree): Add.
2962 (handle_pure_call): New function.
2963 (find_func_aliases): Call it.
2964 (find_what_p_points_to): Handle the call-used set.
2965 (clobber_what_escaped): Likewise.
2966 (compute_call_used_vars): New function.
2967 (init_base_vars): Init the call-used variable.
2968 (do_sd_constraint): Do not propagate the solution from CALLUSED
2969 but use CALLUSED as a placeholder.
2970 (solve_graph): Likewise.
2971 * tree-flow-inline.h (gimple_call_used_vars): New function.
2972 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
2973 (compute_call_used_vars): Declare.
2974 * tree-ssa-alias.c (set_initial_properties): Call
2975 compute_call_used_vars.
2976 (reset_alias_info): Clear call-used variables.
2977 (add_call_clobber_ops): Assert we are not called for const/pure
2978 functions. Remove handling of them.
2979 (add_call_read_ops): Handle pure functions by adding the
2980 call-used set of variables as VUSEs.
2981 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
2982 (delete_tree_ssa): Free it.
2983 * tree-dfa.c (remove_referenced_var): Clear the var from the
2986 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
2988 * tree.c (build_varargs_function_type_list): New.
2989 (build_function_type_list_1): New.
2990 (build_function_type_list): Use build_function_type_list_1.
2991 * tree.h (build_varargs_function_type_list): New.
2993 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2996 * config/spu/spu.c (spu_builtin_splats): Do not generate
2997 invalid CONST_VECTOR expressions.
2998 (spu_expand_vector_init): Likewise.
3000 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
3002 * optabs.c (libfunc_decls): New variable.
3003 (libfunc_decl_hash, libfunc_decl_eq): New functions.
3004 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
3005 for the same function twice.
3007 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
3009 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
3010 ix86_expand_binary_operator directly.
3011 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
3013 (*ashrti3_1): Ditto.
3014 (*lshrti3_1): Ditto.
3015 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
3016 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
3017 using only one splitter. Conditionaly execute splitter before or
3018 after peephole2 pass.
3019 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
3020 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
3021 Use only one alternative in asm template.
3022 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
3024 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
3025 "J" operand constraint for operand 2.
3026 (*ashldi3_cconly_rex64): Ditto.
3027 (*ashrdi3_cmp_rex64): Ditto.
3028 (*ashrdi3_cconly_rex64): Ditto.
3029 (*lshrdi3_cmp_rex64): Ditto.
3030 (*lshrdi3_cconly_rex64): Ditto.
3031 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
3032 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
3033 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
3036 2008-06-27 Jakub Jelinek <jakub@redhat.com>
3038 * gimplify.c (omp_is_private): Don't return true if decl is not
3039 already private on #pragma omp for or #pragma omp parallel for.
3042 * tree-cfg.c (struct move_stmt_d): Replace block field with
3043 orig_block and new_block fields.
3044 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
3045 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
3046 (move_block_to_fn): Replace vars_map and new_label_map arguments
3047 with struct move_stmt_d pointer.
3048 (replace_block_vars_by_duplicates): New function.
3049 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
3050 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
3051 all subblocks of ORIG_BLOCK to the new function. Call
3052 replace_block_vars_by_duplicates.
3053 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
3054 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
3055 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
3056 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
3057 (expand_omp): Temporarily set input_location to the location of
3058 region's controlling stmt.
3059 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
3060 BIND_EXPR, push ctx->block_vars and gimplification vars into
3061 the BIND_EXPR and its block's BLOCK_VARS instead of directly
3063 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
3064 there are any BLOCK_VARS.
3065 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
3066 OMP_PARALLEL or OMP_TASK stmt.
3067 (lower_omp): Save and restore input_location around the lower_omp_1
3070 2008-06-27 Richard Guenther <rguenther@suse.de>
3072 PR tree-optimization/36400
3073 PR tree-optimization/36373
3074 PR tree-optimization/36344
3075 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
3076 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
3077 (update_alias_info): Remove call clobbering code.
3078 (make_constraint_to): New helper function.
3079 (make_escape_constraint): Likewise.
3080 (handle_rhs_call): Use it on all pointer containing arguments.
3081 Also mark the static chain escaped.
3082 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
3083 instead of ANYTHING.
3084 (make_constraint_from): New helper split out from ...
3085 (make_constraint_from_anything): ... here.
3086 (find_func_aliases): Add constraints for escape sites.
3087 (intra_create_variable_infos): Make constraints from NONLOCAL
3089 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
3091 (clobber_what_p_points_to): Remove.
3092 (clobber_what_escaped): New function.
3093 (init_base_vars): Init NONLOCAL and ESCAPED.
3094 (do_sd_constraint): Do not propagate the solution from ESCAPED
3095 but use ESCAPED as a placeholder.
3096 (solve_graph): Likewise.
3097 * tree-flow.h (clobber_what_p_points_to): Remove.
3098 (clobber_what_escaped): Declare.
3099 * tree-ssa-alias.c (set_initial_properties): Call it.
3100 Remove code clobbering escaped pointers.
3102 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
3104 * function.c (allocate_struct_function): Only allocate a unique
3105 funcdef_no if the decl is nonzero.
3107 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
3109 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
3110 * config/mips/mips.c (mips_split_const_insns): New function.
3111 * config/mips/mips.md (move_type): New attribute.
3112 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
3113 (dword_mode): New attribute.
3114 (type): Avoid long line. Map "move_type"s to "type"s,
3115 choosing "multi" for doubleword moves if appropriate.
3116 Swap MTC/MFC comments to match their declaration order.
3117 (extended_mips16): Default to "yes" if "move_type" is "sll0",
3118 "type" is "branch" or "jal" is "direct".
3119 (length): Handle "extended_mips16" first. Make the default
3120 "0" for "ghost" instructions. Set the length from "move_type".
3121 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
3122 of "type", with "sll0" for the register alternative. Remove the
3123 "extended_mips16" attribute.
3124 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
3125 of "type", with "shift_shift" for the register alternative.
3126 Remove the "length" attribute.
3127 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
3128 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
3129 of "type", with "andi" for the register alternative.
3130 (*zero_extendqihi2): Likewise.
3131 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
3132 of "andi" instead of a "type" of "arith".
3133 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
3135 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
3136 (mov_<store>r, *mov<mode>_ra): Likewise.
3137 (extendsidi2): Use "move_type" instead of "type", with "move"
3138 for the register alternative.
3139 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
3140 of "type", with "signext" for the register alternative.
3141 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
3142 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
3143 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
3144 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
3145 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
3146 (unnamed branch insn): Likewise.
3147 (*movdi_gp32_fp64): Fold into...
3148 (*movdi_32bit): ...here.
3149 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
3150 (*movdf_hardfloat): ...this new pattern.
3151 (*movdf_softfloat): Remove redundant FPR alternatives.
3152 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
3153 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
3154 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
3155 the "move" attribute.
3156 (*movdi_32bit): Use "move_type" instead of "type" and remove the
3157 "length" attribute. Use "fpload" and "fpstore" instead of "load"
3158 and "store" for COP loads and stores.
3159 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
3160 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
3161 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
3162 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
3163 (*movtf_mips16, *movv2sf): Likewise.
3164 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
3165 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
3166 (mfhc1<mode>): Use "move_type" instead of "move".
3167 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
3168 (loadgp_blockage): Remove the "length" attribute.
3169 (blockage, set_got_version, update_got_version): Likewise.
3170 (call_internal): Remove the "extended_mips16" attribute.
3171 (call_value_internal, call_value_multiple_internal): Likewise.
3172 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
3174 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
3175 the "length" attribute.
3177 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3179 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
3180 -Wcast-qual warnings.
3181 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
3182 handle_pragma_pop_macro): Likewise.
3183 * collect2.c (resolve_lib_name): Likewise.
3184 * config/arc/arc.c (arc_init): Likewise.
3185 * config/arm/arm.c (neon_builtin_compare,
3186 locate_neon_builtin_icode): Likewise.
3187 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
3188 * config/bfin/bfin.c (bfin_init_machine_status,
3189 bfin_optimize_loop): Likewise.
3190 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
3191 * config/cris/cris.c (cris_init_expanders): Likewise.
3192 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
3193 * config/darwin.c (machopic_indirection_eq,
3194 machopic_indirection_name, machopic_output_indirection): Likewise.
3195 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
3196 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
3197 frv_optimize_membar): Likewise.
3198 * config/i386/cygwin.h (mingw_scan,
3199 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
3200 * config/i386/cygwin1.c (mingw_scan): Likewise.
3201 * config/i386/i386.c (machopic_output_stub): Likewise.
3202 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
3203 i386_pe_unique_section): Likewise.
3204 * config/ia64/ia64.c (ia64_init_machine_status,
3205 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
3207 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
3208 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
3209 * config/m68k/m68k.c (m68k_handle_option,
3210 m68k_sched_md_init_global): Likewise.
3211 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
3212 mcore_unique_section): Likewise.
3213 * config/mips/mips.c (mips_block_move_straight,
3214 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
3216 * config/mmix/mmix.c (mmix_init_machine_status,
3217 mmix_encode_section_info): Likewise.
3218 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
3219 * config/rs6000/rs6000.c (rs6000_init_machine_status,
3220 print_operand_address, output_toc, redefine_groups,
3221 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
3222 * config/s390/s390.c (s390_init_machine_status): Likewise.
3223 * config/score/score.c (score_block_move_straight,
3224 score_block_move_loop_body): Likewise.
3225 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
3226 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
3227 * emit-rtl.c (find_auto_inc): Likewise.
3228 * gcc.c (translate_options, process_command): Likewise.
3229 * reorg.c (dbr_schedule): Likewise.
3230 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
3231 * xcoffout.c (xcoffout_declare_function): Likewise.
3233 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
3235 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
3236 ipa-pta working again.
3238 2008-06-27 David Edelsohn <edelsohn@gnu.org>
3240 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
3243 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
3245 * config.gcc (powerpc*-*-*): Add new core e500mc.
3246 * config/rs6000/e500mc.md: New file.
3247 * config/rs6000/rs6000.c (processor_costs): Add new costs for
3249 (rs6000_override_options): Add e500mc case to
3250 processor_target_table. Altivec and Spe options not allowed
3251 with e500mc. Add isel instruction to e500mc by
3252 default. Initialize rs6000_cost for e500mc.
3253 (rs6000_issue_rate): Set issue rate for e500mc.
3254 * config/rs6000/rs6000.h (processor_type): Add
3255 PROCESSOR_PPCE500MC.
3256 (ASM_CPU_SPEC): Add e500mc.
3257 Set TARGET_ISEL to rs6000_isel.
3258 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
3259 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
3260 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
3262 * doc/invoke.texi: Add e500mc to list of cpus.
3264 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3267 * c-lex.c (lex_charconst): Initialize unsignedp.
3269 2008-06-27 Olivier Hainque <hainque@adacore.com>
3271 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
3272 documented assumptions.
3274 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
3276 * dwarf2out.c: Remove trailing white spaces. Break long line
3279 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
3281 * libfuncs.h (LTI_synchronize): New libfunc_index.
3282 (synchronize_libfunc): Declare.
3283 * builtins.c (expand_builtin_synchronize): Consider using
3284 synchronize_libfunc before falling back on an asm blockage.
3285 * config/mips/mips.c: Include libfuncs.h
3286 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
3288 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
3290 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
3291 parameter. Copy stack_reg to r11 where appropriate.
3292 (no_global_regs_above): Add gpr parameter.
3293 (rs6000_stack_info): Only add padding for SPE save area if we
3294 are saving SPE GPRs and CR.
3295 (saveres_routine_syms): New variable.
3296 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
3298 (rs6000_savres_routine_sym): New function.
3299 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
3301 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
3302 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
3303 Tweak FPR out-of-line saving.
3304 (rs6000_make_savres_rtx): New function.
3305 (rs6000_use_multiple_p): New function.
3306 (rs6000_savres_strategy): New function.
3307 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
3308 out-of-line if appropriate.
3309 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
3310 if we are optimizing for size.
3311 (GP_SAVE_INLINE): Define.
3312 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
3313 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
3314 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
3315 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
3316 (*save_fpregs_<mode>): Add use of r11.
3317 (*restore_gpregs_<mode>): New insn.
3318 (*return_and_restore_gpregs_<mode>): New insn.
3319 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
3321 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
3322 (*restore_gpregs_spe): New insn.
3323 (*return_and_restore_gpregs_spe): New insn.
3324 * config/rs6000/predicates.md (save_world_operation): Fix check.
3326 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
3328 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
3329 this point, so assert that.
3331 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
3333 * cfganal.c: Include vec.h and vecprim.h.
3334 (compute_idf): Import from...
3335 * tree-into-ssa (compute_idf): ...here.
3336 * basic-block.h (compute_idf): Export.
3338 2008-06-26 Joseph Myers <joseph@codesourcery.com>
3340 * c-decl.c (merge_decls): Use !current_function_decl to check for
3341 extern declaration of C99 inline function being at file scope.
3343 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
3345 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
3347 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3349 * alias.c (record_alias_subset, init_alias_analysis): Fix
3350 -Wc++-compat and/or -Wcast-qual warnings.
3351 * attribs.c (lookup_attribute_spec): Likewise.
3352 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
3353 copy_bb, connect_traces,
3354 find_rarely_executed_basic_blocks_and_cr): Likewise.
3355 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
3356 note_btr_set, migrate_btr_defs): Likewise.
3357 * builtins.c (result_vector, expand_builtin_memcpy,
3358 expand_builtin_mempcpy_args, expand_builtin_strncpy,
3359 builtin_memset_read_str, expand_builtin_printf,
3360 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
3362 * caller-save.c (mark_set_regs): Likewise.
3363 * calls.c (expand_call, emit_library_call_value_1): Likewise.
3364 * cgraph.c (cgraph_edge): Likewise.
3365 * combine.c (likely_spilled_retval_1): Likewise.
3366 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
3367 htab_counts_entry_del, get_coverage_counts): Likewise.
3368 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
3369 new_cselib_val): Likewise.
3370 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
3371 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
3373 * df-core.c (df_compact_blocks): Likewise.
3374 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
3375 * df-scan.c (df_grow_reg_info, df_ref_create,
3376 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
3377 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
3378 df_record_entry_block_defs, df_record_exit_block_uses,
3379 df_bb_verify): Likewise.
3380 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
3381 DF_REF_EXTRACT_MODE_CONST): New.
3382 * dominance.c (get_immediate_dominator, get_dominated_by,
3383 nearest_common_dominator, root_of_dom_tree,
3384 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
3385 -Wc++-compat and/or -Wcast-qual warnings.
3386 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
3387 record_store, replace_read, check_mem_read_rtx, scan_insn,
3388 dse_step1, dse_record_singleton_alias_set): Likewise.
3389 * dwarf2asm.c (dw2_force_const_mem): Likewise.
3391 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3393 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
3394 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
3395 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
3396 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
3397 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
3398 add_ranges_num, add_ranges_by_labels, file_info_cmp,
3399 file_name_acquire, output_file_names, add_const_value_attribute,
3400 premark_used_types_helper, file_table_eq, file_table_hash,
3401 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
3402 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
3403 -Wcast-qual warnings.
3404 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
3405 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
3406 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
3407 gen_reg_rtx, start_sequence, init_emit): Likewise.
3408 * et-forest.c (et_new_occ, et_new_tree): Likewise.
3409 * except.c (init_eh_for_function, gen_eh_region,
3410 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
3411 arh_to_landing_pad, arh_to_label, add_action_record,
3412 add_call_site, switch_to_exception_section): Likewise.
3413 * expmed.c (synth_mult): Likewise.
3414 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
3415 store_expr): Likewise.
3416 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
3418 * function.c (assign_stack_temp_for_type,
3419 allocate_struct_function, match_asm_constraints_1): Likewise.
3420 * gcov-io.c (gcov_allocate): Likewise.
3421 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
3422 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
3423 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
3424 record_one_set, insert_expr_in_table, insert_set_in_table,
3425 dump_hash_table, compute_hash_table_work, alloc_hash_table,
3426 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
3427 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
3428 -Wcast-qual warnings.
3430 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3432 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
3433 -Wcast-qual warnings.
3434 * gcc.c (process_command): Likewise.
3435 * genattrtab.c (oballoc): Use XOBNEW.
3436 (oballocvec): Define.
3437 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
3438 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
3439 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
3440 -Wc++-compat and/or -Wcast-qual warnings.
3441 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
3442 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
3443 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
3444 gen_presence_absence_set, gen_automaton, gen_regexp_el,
3445 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
3446 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
3447 add_excls, process_presence_absence_names,
3448 process_presence_absence_patterns, add_presence_absence,
3449 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
3450 get_free_state, add_arc, get_free_automata_list_el,
3451 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
3452 transform_3, cache_presence, create_ainsns, create_automata,
3453 create_state_ainsn_table, dfa_insn_code_enlarge,
3454 output_trans_func, output_min_issue_delay_func,
3455 output_dead_lock_func, output_reset_func,
3456 output_get_cpu_unit_code_func, output_dfa_start_func,
3457 expand_automata): Likewise.
3458 * genextract.c (gen_insn): Likewise.
3459 * gengtype-lex.l: Likewise.
3460 * gengtype.c (read_input_list, adjust_field_type,
3461 process_gc_options): Likewise.
3462 * genoutput.c (note_constraint): Likewise.
3463 * genpreds.c (mangle, add_constraint): Likewise.
3464 * genrecog.c (process_define_predicate, new_decision,
3465 add_to_sequence): Likewise.
3466 * gensupport.c (record_insn_name): Likewise.
3468 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3470 * config/i386/driver-i386.c (detect_caches_amd,
3471 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
3472 and/or -Wcast-qual warnings.
3473 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
3474 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
3475 gt_pch_save): Likewise.
3476 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
3477 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
3478 * global.c (compute_regsets): Likewise.
3479 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
3480 finish_graph_dump_file): Likewise.
3481 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
3482 unlink_bb_notes): Likewise.
3483 * integrate.c (get_hard_reg_initial_val): Likewise.
3484 * ipa-prop.c (ipa_push_func_to_list): Likewise.
3485 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
3486 * local-alloc.c (update_equiv_regs): Likewise.
3487 * loop-invariant.c (check_invariant_table_size,
3488 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
3490 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
3491 altered_reg_used, mark_altered): Likewise.
3492 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
3493 insert_var_expansion_initialization,
3494 combine_var_copies_in_loop_exit, apply_opt_in_copies,
3495 release_var_copies): Likewise.
3496 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
3497 analyze_matrix_decl, add_allocation_site, analyze_transpose,
3498 analyze_accesses_for_phi_node, check_var_notmodified_p,
3499 check_allocation_function, find_sites_in_func,
3500 record_all_accesses_in_func, transform_access_sites,
3501 transform_allocation_sites): Likewise.
3502 * omp-low.c (new_omp_region, create_omp_child_function_name,
3503 check_omp_nesting_restrictions, check_combined_parallel,
3504 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
3505 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
3506 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
3507 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
3509 * opts-common.c (prune_options): Likewise.
3510 * opts.c (add_input_filename, print_filtered_help,
3511 get_option_state): Likewise.
3512 * params.c (add_params): Likewise.
3513 * passes.c (set_pass_for_id, next_pass_1,
3514 do_per_function_toporder, pass_fini_dump_file): Likewise.
3515 * postreload.c (reload_cse_simplify_operands): Likewise.
3516 * predict.c (tree_predicted_by_p, tree_predict_edge,
3517 clear_bb_predictions, combine_predictions_for_bb): Likewise.
3519 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3521 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
3523 * recog.c (check_asm_operands, validate_change_1): Likewise.
3524 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
3525 subst_asm_stack_regs): Likewise.
3526 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
3527 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
3528 * regmove.c (reg_is_remote_constant_p): Likewise.
3529 * regrename.c (regrename_optimize, scan_rtx_reg,
3530 kill_clobbered_value, kill_set_value, kill_autoinc_value):
3532 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
3533 regstat_compute_calls_crossed): Likewise.
3534 * reload1.c (init_reload, new_insn_chain,
3535 has_nonexceptional_receiver, reload, copy_reloads,
3536 calculate_needs_all_insns, init_elim_table): Likewise.
3537 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
3538 * rtl.c (shallow_copy_rtx_stat): Likewise.
3539 * rtlanal.c (parms_set): Likewise.
3540 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
3541 sbitmap_resize, sbitmap_vector_alloc): Likewise.
3542 * sched-ebb.c (earliest_block_with_similiar_load,
3543 add_deps_for_risky_insns): Likewise.
3544 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
3545 schedule_region): Likewise.
3546 * see.c (eq_descriptor_pre_extension,
3547 hash_descriptor_pre_extension, hash_del_pre_extension,
3548 eq_descriptor_properties, hash_descriptor_properties,
3549 hash_del_properties, see_seek_pre_extension_expr,
3550 see_initialize_data_structures, see_print_register_properties,
3551 see_print_pre_extension_expr, see_delete_merged_def_extension,
3552 see_delete_unmerged_def_extension, see_emit_use_extension,
3553 see_pre_delete_extension, see_map_extension, see_commit_changes,
3554 see_analyze_merged_def_local_prop,
3555 see_analyze_merged_def_local_prop,
3556 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
3557 see_set_prop_merged_def, see_set_prop_unmerged_def,
3558 see_set_prop_unmerged_use, see_print_one_extension,
3559 see_merge_one_use_extension, see_merge_one_def_extension,
3560 see_store_reference_and_extension, see_update_uses_relevancy,
3561 see_update_defs_relevancy): Likewise.
3562 * statistics.c (hash_statistics_hash, hash_statistics_eq,
3563 hash_statistics_free, curr_statistics_hash): Likewise.
3564 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
3565 expand_asm_operands, expand_return, case_bit_test_cmp,
3566 expand_case): Likewise.
3567 * stor-layout.c (start_record_layout): Likewise.
3568 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
3569 gt_pch_save_stringpool): Likewise.
3570 * tree-data-ref.c (hash_stmt_vertex_info,
3571 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
3572 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
3574 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
3577 * config/i386/i386.md : Change constraints of HImode and QImode
3578 immediate operands from "i" to "n". Change SImode "ni" constraint to
3579 "i" and SImode "rmi" constraint to "g". Remove all constraints
3580 from const0_operand and const1_operand predicated operands.
3581 (i): Change QImode and HImode attribute from "i" to "n".
3582 (*subqi_2): Change HImode operands to QImode.
3585 2008-06-25 Olivier Hainque <hainque@adacore.com>
3587 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
3590 2008-06-25 Richard Guenther <rguenther@suse.de>
3592 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
3593 not overflow the result type.
3595 2008-06-25 Richard Guenther <rguenther@suse.de>
3597 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
3598 (vn_lookup): Likewise.
3600 2008-06-25 Richard Guenther <rguenther@suse.de>
3602 PR tree-optimization/35518
3603 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
3604 * tree-sra.c (instantiate_element): Use fold_build3 to build
3606 (try_instantiate_multiple_fields): Likewise.
3608 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3610 * config/rs6000/rs6000.md: Change all string instruction's clobber to
3613 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3615 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
3616 use_backchain_to_restore_sp to true
3617 if the offset of the link register save area would go over the 32k - 1
3618 offset limit of the load
3621 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
3623 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
3624 anchor for the type-punning blurb. Cross-reference "Structures
3625 unions enumerations and bit-fields implementation". Provide a
3626 cast-through-pointer example. Make final sentence self-contained.
3627 * doc/implement-c.texi (Structures unions enumerations and
3628 bit-fields implementation): Cross-reference the type-punning blurb
3629 in the -fstrict-aliasing documentation.
3631 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3634 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
3635 the memory instead of the memory itself for the save area.
3637 2008-06-24 Olivier Hainque <hainque@adacore.com>
3638 Nicolas Roche <roche@adacore.com>
3640 * gengtype.c (srcdir_len): size_t instead of int.
3641 (get_file_realbasename): New function. For F a filename, the real
3642 basename of F, with all the path components stripped.
3643 (get_file_srcdir_relative_path): New function. For F a filename, the
3644 relative path to F from $(srcdir).
3645 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
3646 get_file_realbasename. Adjust the head comment.
3647 (get_prefix_langdir_index): New function. For F a filename, return the
3648 lang_dir_names[] relative index of the language directory that is
3650 (get_file_langdir): For F a filename, return the name of the language
3651 directory where F is located.
3652 (get_file_gtfilename): New function. The gt- output file name for an
3654 (get_output_file_with_visibility): Replace in-line computations with
3655 uses of get_file_gtfilename and get_prefix_langdir_index.
3656 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
3658 2008-06-24 Jakub Jelinek <jakub@redhat.com>
3660 PR tree-optimization/36504
3661 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
3662 references without base address.
3664 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
3667 * calls.c (expand_call): Increase alignment for recursive functions.
3669 2008-06-23 Anatoly Sokolov <aesok@post.ru>
3671 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
3672 (TARGET_FUNCTION_VALUE): New define.
3673 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
3674 * config/avr/avr.h (FUNCTION_VALUE): Remove.
3676 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
3678 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
3679 (fmod<mode>3): Ditto.
3680 (remainderxf3): Ditto.
3681 (remainder<mode>3): Ditto.
3683 2008-06-23 Jakub Jelinek <jakub@redhat.com>
3686 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
3687 REG is a hard register.
3689 PR tree-optimization/36508
3690 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
3691 499, don't check it at all in release compilers.
3693 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
3695 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
3696 together with SSE_TARGET_MATH to disable insn pattern.
3697 (*fop_<MODEF:mode>_2_i387): Ditto.
3698 (*fop_<MODEF:mode>_3_i387): Ditto.
3700 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
3702 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
3704 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
3707 * gimplify.c (gimplify_asm_expr): Check the return code of
3708 parse_output_constraint call, set function return and is_inout
3711 2008-06-22 Ian Lance Taylor <iant@google.com>
3713 * c-lex.c (narrowest_unsigned_type): Change itk to int.
3714 (narrowest_signed_type): Likewise.
3715 * c-typeck.c (c_common_type): Change local variable mclass to enum
3717 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
3718 tcc_comparison, not the tree code itself.
3719 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
3720 (c_expand_expr): Cast modifier to enum expand_modifier.
3721 * c-common.h (C_RID_CODE): Add casts.
3722 (C_SET_RID_CODE): Define.
3723 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
3724 (c_lex_one_token): Add cast to avoid warning.
3725 (c_parser_objc_type_name): Rename local typename to type_name.
3726 (check_no_duplicate_clause): Change code parameter to enum
3728 (c_parser_omp_var_list_parens): Change kind parameter to enum
3730 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
3731 c_parser_omp_list_var_parens.
3732 (c_parser_omp_threadprivate): Likewise.
3733 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
3734 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
3735 * c-format.c (NO_FMT): Define.
3736 (printf_length_specs): Use NO_FMT.
3737 (asm_fprintf_length_specs): Likewise.
3738 (gcc_diag_length_specs): Likewise.
3739 (scanf_length_specs): Likewise.
3740 (strfmon_length_specs): Likewise.
3741 (gcc_gfc_length_specs): Likewise.
3742 (printf_flag_specs): Change 0 to STD_C89.
3743 (asm_fprintf_flag_specs): Likewise.
3744 (gcc_diag_flag_specs): Likewise.
3745 (gcc_cxxdiag_flag_specs): Likewise.
3746 (scanf_flag_specs): Likewise.
3747 (strftime_flag_specs): Likewise.
3748 (strfmon_flag_specs): Likewise.
3749 (print_char_table): Likewise.
3750 (asm_fprintf_char_table): Likewise.
3751 (gcc_diag_char_table): Likewise.
3752 (gcc_tdiag_char_table): Likewise.
3753 (gcc_cdiag_char_table): Likewise.
3754 (gcc_cxxdiag_char_table): Likewise.
3755 (gcc_gfc_char_table): Likewise.
3756 (scan_char_table): Likewise.
3757 (time_char_table): Likewis.
3758 (monetary_char_table): Likewise.
3759 * c-format.h (BADLEN): Likewise.
3761 2008-06-21 Ian Lance Taylor <iant@google.com>
3763 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
3764 Define END_OF_BASE_TREE_CODES around inclusion.
3765 * tree.c (tree_code_type): New global array.
3766 (tree_code_length, tree_code_name): Likewise.
3767 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
3769 (all-tree.def, s-alltree): New targets.
3770 (gencheck.h, s-gencheck): Remove.
3771 (tree.o): Depend upon all-tree.def.
3772 (build/gencheck.o): Remove gencheck.h dependency.
3773 (mostlyclean): Don't remove gencheck.h.
3774 * c-common.h (enum c_tree_code): Remove.
3775 * c-lang.c (tree_code_type): Remove.
3776 (tree_code_length, tree_code_name): Remove.
3777 * gencheck.c (tree_codes): Include all-tree.def, rather than
3778 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
3780 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
3782 * cp/cp-tree.h (enum cplus_tree_code): Remove.
3783 (operator_name_info): Size to MAX_TREE_CODES.
3784 (assignment_operator_name_info): Likewise.
3785 * cp/cp-lang.c (tree_code_type): Remove.
3786 (tree_code_length, tree_code_name): Remove.
3787 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
3788 (assignment_operator_name_info): Likewise.
3789 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
3791 * cp/mangle.c (write_expression): Likewise.
3792 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
3793 * fortran/f95-lang.c (tree_code_type): Remove.
3794 (tree_code_length, tree_code_name): Remove.
3795 * java/java-tree.h (enum java_tree_code): Remove.
3796 * java/lang.c (tree_code_type): Remove.
3797 (tree_code_length, tree_code_name): Remove.
3798 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
3799 * objc/objc-act.h (enum objc_tree_code): Remove.
3800 * objc/objc-lang.c (tree_code_type): Remove.
3801 (tree_code_length, tree_code_name): Remove.
3802 * objcp/objcp-lang.c (tree_code_type): Remove.
3803 (tree_code_length, tree_code_name): Remove.
3804 * ada/ada-tree.h (enum gnat_tree_code): Remove.
3805 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
3806 * ada/misc.c (tree_code_type): Remove.
3807 (tree_code_length, tree_code_name): Remove.
3809 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
3811 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
3812 the grand_bitmap_obstack.
3814 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3816 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
3817 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
3818 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
3819 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
3820 move_stmt_r, new_label_mapper): Likewise.
3821 * tree-complex.c (cvc_lookup): Likewise.
3822 * tree-dfa.c (create_function_ann): Likewise.
3823 * tree-dump.c (dump_register): Likewise.
3824 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
3825 find_phi_replacement_condition): Likewise.
3826 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
3827 tree_function_versioning): Likewise.
3828 * tree-into-ssa.c (cmp_dfsnum): Likewise.
3829 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
3830 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
3831 get_nonlocal_debug_decl, convert_nonlocal_reference,
3832 convert_nonlocal_omp_clauses, get_local_debug_decl,
3833 convert_local_reference, convert_local_omp_clauses,
3834 convert_nl_goto_reference, convert_nl_goto_receiver,
3835 convert_tramp_reference, convert_call_expr): Likewise.
3836 * tree-outof-ssa.c (contains_tree_r): Likewise.
3837 * tree-parloops.c (reduction_phi, initialize_reductions,
3838 eliminate_local_variables_1, add_field_for_reduction,
3839 add_field_for_name, create_phi_for_local_result,
3840 create_call_for_reduction_1, create_loads_for_reductions,
3841 create_stores_for_reduction, create_loads_and_stores_for_name):
3843 * tree-phinodes.c (allocate_phi_node): Likewise.
3844 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
3845 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
3846 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
3847 * tree-ssa-coalesce.c (compare_pairs): Likewise.
3848 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
3849 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
3850 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
3851 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
3852 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
3853 vn_nary_op_insert): Likewise.
3854 * tree-ssa.c (redirect_edge_var_map_add,
3855 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
3856 * tree-vectorizer.c (vectorize_loops): Likewise.
3857 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
3858 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
3859 tree_cons_stat, build1_stat, build_variant_type_copy,
3860 decl_init_priority_lookup, decl_fini_priority_lookup,
3861 decl_priority_info, decl_restrict_base_lookup,
3862 decl_restrict_base_insert, decl_debug_expr_lookup,
3863 decl_debug_expr_insert, decl_value_expr_lookup,
3864 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
3865 type_hash_add, get_file_function_name, tree_check_failed,
3866 tree_not_check_failed, tree_range_check_failed,
3867 omp_clause_range_check_failed, build_omp_clause,
3868 build_vl_exp_stat): Likewise.
3869 * value-prof.c (gimple_histogram_value,
3870 gimple_duplicate_stmt_histograms): Likewise.
3871 * var-tracking.c (attrs_list_insert, attrs_list_copy,
3872 unshare_variable, variable_union_info_cmp_pos, variable_union,
3873 dataflow_set_different_1, dataflow_set_different_2,
3874 vt_find_locations, variable_was_changed, set_variable_part,
3875 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
3876 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
3877 section_entry_hash, object_block_entry_eq,
3878 object_block_entry_hash, create_block_symbol,
3879 initialize_cold_section_name, default_function_rodata_section,
3880 strip_reg_name, set_user_assembler_name, const_desc_eq,
3881 build_constant_desc, output_constant_def, lookup_constant_def,
3882 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
3883 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
3884 default_internal_label): Likewise.
3885 * varray.c (varray_init, varray_grow): Likewise.
3886 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
3888 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
3890 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
3891 operators for "test" insn. Macroize insn using SWI mode macro.
3892 (*jcc_fused_2): Ditto.
3893 (*jcc_fused_3): Macroize insn using SWI mode macro.
3894 (*jcc_fused_4): Ditto.
3896 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
3898 * tree-ssa-pre.c: Fix typo in comment.
3899 (init_antic, fini_antic): Add explicit funtions for
3900 initializing and deinitializing ANTIC and AVAIL sets.
3901 (create_expression_by_pieces): Fix typo in comment.
3902 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
3903 (execute_pre): Eventually dump details about ANTIC_IN.
3905 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3907 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
3908 * gcc.c (translate_options, init_spec, store_arg, read_specs,
3909 add_to_obstack, file_at_path, find_a_file, execute,
3910 add_preprocessor_option, add_assembler_option, add_linker_option,
3911 process_command, insert_wrapper, do_option_spec, do_self_spec,
3912 spec_path, do_spec_1, is_directory, main, used_arg,
3913 getenv_spec_function): Likewise.
3914 * tlink.c (symbol_hash_lookup, file_hash_lookup,
3915 demangled_hash_lookup, symbol_push, file_push, frob_extension):
3918 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
3920 * doc/rtl.texi: Updated subreg section.
3922 2008-06-19 Jakub Jelinek <jakub@redhat.com>
3925 * cgraphunit.c (cgraph_process_new_functions): Don't clear
3926 node->needed and node->reachable.
3927 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
3928 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
3929 (expand_task_call): Don't call expand_task_copyfn.
3930 (expand_task_copyfn): Renamed to...
3931 (finalize_task_copyfn): ... this.
3933 2008-06-19 Jan Hubicka <jh@suse.cz>
3935 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
3936 clobbering framepointer.
3938 2008-06-19 Jan Hubicka <jh@suse.cz>
3940 * tree-optimize.c (execute_early_local_optimizations): Set
3941 cgraph_state only at first invocation.
3943 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3945 * system.h (-Wc++-compat): Activate as a warning, no an error.
3947 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
3949 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
3950 instead of "#" in insn asm template.
3951 (*jcc_fused_2): Ditto.
3953 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
3955 * config/i386/i386.h (ix86_tune_indices)
3956 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
3957 (TARGET_FUSE_CMP_AND_BRANCH): New define.
3958 * config/i386/i386.md (*jcc_fused_1): New insn pattern
3959 (*jcc_fused_2): Ditto.
3960 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
3961 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
3962 (print operand): Handle 'E' and 'e' code.
3964 2008-06-19 Anatoly Sokolov <aesok@post.ru>
3966 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
3967 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3968 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3970 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
3972 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
3974 (cgraph_expand_function): Use local copy of decl.
3975 (cgraph_expand_all_functions): Remove redundant initialization of
3977 (cgraph_optimize): Reword internal_error message.
3979 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
3981 * arm-protos.h (arm_return_in_memory): Remove public
3982 arm_return_in_memory() prototype.
3983 * arm.c (arm_return_in_memory): Add static prototype, add target
3984 hook macro, change definition and comments.
3985 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
3987 2008-06-19 Ben Elliston <bje@au.ibm.com>
3989 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
3990 real.c: Remove references to IEEE 754R.
3991 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
3992 * doc/libgcc.texi (Decimal float library routines): Likewise.
3994 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3996 * targhooks.h (struct gcc_target): New member unwind_word_mode.
3997 (default_unwind_word_mode): Add prototype.
3998 * targhooks.c (default_unwind_word_mode): New function.
3999 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
4000 instead of word_mode.
4001 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
4002 (TARGET_INITIALIZER): Use it.
4004 * c-common.c (handle_mode_attribute): Support "unwind_word"
4006 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
4008 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
4009 word_mode to access SjLj_Function_Context member "data".
4010 (sjlj_emit_dispatch_table): Likewise. Also, perform type
4011 conversion from targetm.eh_return_filter_mode () to
4012 targetm.unwind_word_mode () if they differ.
4014 * builtin-types.def (BT_UNWINDWORD): New primitive type.
4015 (BT_FN_UNWINDWORD_PTR): New function type.
4016 (BT_FN_WORD_PTR): Remove.
4017 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
4018 * except.c (expand_builtin_extend_pointer): Convert pointer to
4019 targetm.unwind_word_mode () instead of word_mode.
4021 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
4022 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
4023 (spu_unwind_word_mode): New function.
4024 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
4025 (TARGET_UNWIND_WORD_MODE): Define.
4026 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
4028 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4030 * config/spu/spu.c (reg_align): Remove.
4031 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
4032 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
4033 (spu_split_store): Likewise.
4035 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
4037 * gcc/tree-vn.c: Fix typo in comment.
4039 2008-06-18 Jan Hubicka <jh@suse.cz>
4041 * cgraphunit.c (cgraph_optimize): Output debug info when doing
4042 toplevel reorder too.
4044 2008-06-18 Jan Hubicka <jh@suse.cz>
4046 * c-opts.c (c_common_post_options): PCH is not compatible with
4048 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
4049 -fno-toplevel-reorder by default now.
4051 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4053 PR documentation/30739
4054 * doc/install.texi (Prerequisites): Document dependency on awk.
4056 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
4057 Ian Lance Taylor <iant@google.com>
4059 PR rtl-optimization/35604
4060 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
4061 only want to change jump destinations, not eventual label comparisons.
4063 2008-06-16 Jan Hubicka <jh@suse.cz>
4065 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
4067 (cgraph_analyze_function): Likewise.
4069 2008-06-16 Jan Hubicka <jh@suse.cz>
4071 * cgraph.h (cgraph_mark_if_needed): New function.
4072 * cgraphunit.c (cgraph_mark_if_needed): New function.
4073 * c-decl.c (duplicate_decl): Use it.
4075 2008-06-16 Jan Hubicka <jh@suse.cz>
4077 * cgraph.c (cgraph_add_new_function): When in expansion state, do
4080 2008-06-16 Jan Hubicka <jh@suse.cz>
4082 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
4084 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
4085 Kazu Hirata <kazu@codesourcery.com>
4086 Maxim Kuvyrkov <maxim@codesourcery.com
4088 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
4089 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
4090 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
4091 EXTRA_SPEC_FUNCTIONS.
4092 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
4093 (DRIVER_SELF_SPECS): Adjust.
4094 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
4095 * config/mips/st.h, config/mips/t-st: New.
4096 * config/mips/driver-native.c, config/mips/x-native: New.
4097 * doc/invoke.texi (MIPS): Document 'native' value for -march and
4100 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
4102 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
4104 (ISA_HAS_FP_CONDMOVE): New macro.
4105 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
4106 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
4107 (ISA_HAS_NMADD3_NMSUB3): New macro.
4108 * config/mips/mips.c (mips_rtx_costs): Update.
4109 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
4110 compiling for ST Loongson 2E/2F.
4111 (madd<mode>): Rename to madd4<mode>. Update.
4112 (madd3<mode>): New pattern.
4113 (msub<mode>): Rename to msub4<mode>. Update.
4114 (msub3<mode>): New pattern.
4115 (nmadd<mode>): Rename to nmadd4<mode>. Update.
4116 (nmadd3<mode>): New pattern.
4117 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
4118 (nmadd3<mode>_fastmath): New pattern.
4119 (nmsub<mode>): Rename to nmsub4<mode>. Update.
4120 (nmsub3<mode>): New pattern.
4121 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
4122 (nmsub3<mode>_fastmath): New pattern.
4123 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
4125 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
4127 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
4128 (DF_REF_INSN_INFO): New.
4129 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
4130 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
4131 with a NULL DF_REF_INSN_INFO.
4132 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
4134 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
4135 DF_INSN_INFO_EQ_USES): New.
4136 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
4137 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
4138 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
4139 * df-core.c: Update comment for above changes.
4140 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
4141 DF_INSN_UID_* macros.
4142 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
4143 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
4144 insn rtx. Update all callers.
4145 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
4146 df_ref_create_structure, df_insn_refs_collect): Likewise.
4147 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
4148 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
4149 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
4150 macros to access the insn refs.
4151 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
4152 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
4153 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
4154 for accessing the refs.
4155 (try_fwprop_subst): Likewise.
4156 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
4157 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
4158 for accessing the refs.
4159 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
4160 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
4161 to look at the insn refs.
4162 (record_uses): Likewise.
4163 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
4165 (mark_artificial_uses): Don't mark_insn for artificial refs.
4166 (mark_reg_rependencies): Likewise.
4168 * doc/rtl.texi: Remove documentation of ADDRESSOF.
4170 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4172 * configure: Regenerate.
4174 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
4176 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
4177 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4178 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4180 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
4182 * config/avr/avr.c (avr_mcu_t): Add attiny167.
4183 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4184 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4186 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
4188 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
4189 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4190 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4192 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
4194 * tree-ssa-sccvn.c: Fix format of comments.
4196 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
4198 * cgraph.c: Remove unneeded forward declarations of eq_node()
4201 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
4203 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
4205 (see_update_relevancy): Likewise.
4206 * fwprop.c (try_fwprop_subst): Likewise.
4207 * rtlanal.c (noop_move_p): Likewise.
4208 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
4209 notes to non-existing libcall blocks.
4210 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
4212 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
4213 (dead_libcall_p): Remove.
4214 (delete_trivially_dead_insns): Don't use it.
4215 * web.c (union_defs): Remove comment about keeping nops.
4216 * gcse.c (hash_scan_insn): Don't take libcall pointers.
4217 (compute_hash_table_work): Don't track libcall notes.
4218 (do_local_cprop): Don't take libcall pointers. Don't update
4220 (adjust_libcall_notes): Deleted.
4221 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
4222 ever have existed in the first place).
4223 (replace_store_insn): Don't try to remove libcall notes.
4224 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
4225 (resolve_reg_notes): Don't call them.
4226 (resolve_simple_move): Likewise.
4227 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
4228 Don't remove REG_RETVAL notes.
4229 * emit-rtl.c (try_split): Don't update libcall notes.
4230 (emit_copy_of_insn_after): Dito.
4231 * cselib.c (cselib_current_insn_in_libcall): Remove.
4232 (cselib_process_insn): Don't set/clear it.
4233 (new_elt_loc_list): Don't record it.
4234 (cselib_init): Don't initialize it.
4235 * cselib.c (struct elt_loc_list): Remove in_libcall field.
4236 * loop-invariant.c (find_invariant_insn): Don't look for libcall
4238 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
4239 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
4240 (init_deps): Don't initialize it.
4241 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
4242 * combine.c (delete_noop_moves): Don't update libcall notes.
4243 (can_combine_p): Remove now pointless #if 0 block.
4244 (try_combine): Remove another obsolete #if 0 block.
4245 (distribute_notes): Don't distribute libcall notes.
4246 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
4247 * dce.c (libcall_dead_p): Remove.
4248 (delete_unmarked_insns): Don't handle libcall blocks.
4249 (preserve_libcall_for_dce): Remove.
4250 (prescan_insns_for_dce): Don't special-case libcall block insns.
4251 * reload1 (reload): Don't handle libcall notes.
4252 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
4255 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
4257 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
4258 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4259 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4261 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
4263 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
4264 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
4265 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
4267 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4269 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
4271 2008-06-16 Ira Rosen <irar@il.ibm.com>
4273 PR tree-optimization/36493
4274 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
4275 the arguments list. Use VECTYPE to create vector pointer.
4276 (vectorizable_store): Fail if accesses through a pointer to vectype
4277 do not alias the original memory reference operands.
4278 Call vect_create_data_ref_ptr without the removed argument.
4279 (vectorizable_load): Likewise.
4280 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
4283 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
4286 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
4289 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
4291 * config/mips/loongson2ef.md: New file.
4292 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
4293 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
4294 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
4295 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
4296 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
4298 (loongson2ef.md): New include.
4299 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
4300 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
4301 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
4302 (loongson_gt_<mode>, loongson_extract_halfword)
4303 (loongson_insert_halfword_0, loongson_insert_halfword_2)
4304 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
4305 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
4306 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
4307 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
4308 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
4309 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
4310 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
4311 (vec_interleave_low<mode>): Define type attribute.
4312 * config/mips/mips.c (mips_ls2): New static variable.
4313 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
4314 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
4315 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
4316 Implement target scheduling hooks.
4317 (mips_multipass_dfa_lookahead): Update to handle tuning for
4319 (mips_sched_init): Initialize data for Loongson scheduling.
4320 (mips_ls2_variable_issue): New static function.
4321 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
4323 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
4324 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
4325 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
4326 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
4327 Handle ST Loongson 2E/2F cores.
4328 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
4330 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4332 * omp-low.c (extract_omp_for_data): Fix comment typo.
4335 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4337 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
4338 FIXME note about gcc/config.guess.
4339 * doc/options.texi (Option file format): Remove non-ASCII bytes.
4340 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
4341 * doc/cppopts.texi: Likewise.
4342 * doc/extend.texi: Likewise.
4343 * doc/gcc.texi: Likewise.
4344 * doc/gccint.texi: Likewise.
4345 * doc/gcov.texi: Likewise.
4346 * doc/gty.texi: Likewise.
4347 * doc/hostconfig.texi: Likewise.
4348 * doc/install.texi: Likewise.
4349 * doc/invoke.texi: Likewise.
4350 * doc/loop.texi: Likewise.
4351 * doc/makefile.texi: Likewise.
4352 * doc/md.texi: Likewise.
4353 * doc/passes.texi: Likewise.
4354 * doc/tm.texi: Likewise.
4355 * doc/tree-ssa.texi: Likewise.
4356 * doc/trouble.texi: Likewise.
4358 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
4359 Nathan Sidwell <nathan@codesourcery.com>
4360 Maxim Kuvyrkov <maxim@codesourcery.com>
4361 Richard Sandiford <rdsandiford@googlemail.com>
4363 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
4364 * config/mips/mips-protos.h (mips_expand_vector_init): New.
4365 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
4367 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
4368 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
4369 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
4371 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
4372 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
4373 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
4374 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
4375 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
4376 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
4377 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
4378 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
4379 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
4380 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
4381 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
4382 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
4383 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
4384 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
4385 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
4386 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
4387 (mips_builtins): Add Loongson builtins.
4388 (mips_loongson_2ef_bdesc): New.
4389 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
4390 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
4391 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
4392 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
4394 (mips_expand_vector_init): New.
4395 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
4396 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
4398 * config/mips/mips.md: Add unspec numbers for Loongson
4399 builtins. Include loongson.md.
4400 (MOVE64): Include Loongson vector modes.
4401 (SPLITF): Include Loongson vector modes.
4402 (HALFMODE): Handle Loongson vector modes.
4403 * config/mips/loongson.md: New.
4404 * config/mips/loongson.h: New.
4405 * config.gcc: Add loongson.h header for mips*-*-* targets.
4406 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
4408 2008-06-14 Joseph Myers <joseph@codesourcery.com>
4410 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
4411 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
4412 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
4413 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
4414 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
4415 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
4416 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
4417 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
4418 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
4419 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
4420 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
4421 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
4422 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
4423 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
4424 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
4425 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
4426 Remove use_fixproto=yes.
4427 (ia64*-*-hpux*): Remove comment about using fixproto.
4428 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
4430 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4432 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
4434 * configure: Regenerate.
4436 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
4439 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
4440 before evaluating it.
4442 2008-06-13 Jakub Jelinek <jakub@redhat.com>
4445 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
4446 nested inline functions.
4447 (start_decl, start_function): Don't invert DECL_EXTERNAL
4448 for nested inline functions.
4450 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
4452 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
4453 splits that must be made for correctness.
4455 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
4457 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
4458 (AVAIL_NON_MIPS16): Likewise.
4459 (mips_builtin_description): Replace target_flags with a predicate.
4460 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
4461 (dspr2_32): New availability predicates.
4462 (MIPS_BUILTIN): New macro.
4463 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
4464 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
4465 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
4466 Replace the TARGET_FLAGS parameters with AVAIL parameters.
4467 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
4468 (mips_dsp_32only_bdesc): Merge into...
4469 (mips_builtins): ...this new array.
4470 (mips_bdesc_map, mips_bdesc_arrays): Delete.
4471 (mips_init_builtins): Update after above changes.
4472 (mips_expand_builtin_1): Merge into...
4473 (mips_expand_builtin): ...here and update after above changes.
4475 2008-06-12 Paul Brook <paul@codesourcery.com>
4477 * longlong.h (__arm__): Define count_leading_zeros.
4478 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
4479 (clzsi2, clzdi2): New functions.
4480 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
4481 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
4482 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
4483 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
4484 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
4485 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
4486 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
4487 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
4488 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
4489 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
4491 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
4493 * config/m68k/m68k.c (m68k_tune_flags): New.
4494 (override_options): Compute m68k_tune_flags.
4495 (MULL_COST, MULW_COST): Update for various variants of CFV2.
4496 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
4498 2008-06-12 Jakub Jelinek <jakub@redhat.com>
4501 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
4503 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
4505 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
4506 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
4508 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
4510 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
4511 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
4513 2008-06-12 Jakub Jelinek <jakub@redhat.com>
4516 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
4519 2008-06-12 Richard Guenther <rguenther@suse.de>
4521 PR tree-optimization/36345
4522 * tree-flow.h (struct ptr_info_def): Align escape_mask,
4523 add memory_tag_needed flag.
4524 (may_alias_p): Declare.
4525 * tree-ssa-alias.c (may_alias_p): Export.
4526 (set_initial_properties): Use memory_tag_needed flag.
4527 (update_reference_counts): Likewise.
4528 (reset_alias_info): Reset memory_tag_needed flag.
4529 (create_name_tags): Check memory_tag_needed flag.
4530 (dump_points_to_info_for): Dump it.
4531 * tree-ssa-structalias.c (struct variable_info): Remove
4532 directly_dereferenced flag.
4533 (new_var_info): Do not initialize it.
4534 (process_constraint_1): Do not set it.
4535 (update_alias_info): Set is_dereferenced flag.
4536 (set_uids_in_ptset): Use may_alias_p.
4537 (set_used_smts): Check memory_tag_needed flag.
4538 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
4539 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
4540 memory_tag_needed flag.
4541 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
4544 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
4546 * config/i386/i386.c (ix86_compute_frame_layout): Disable
4547 red zone for w64 abi.
4548 (ix86_expand_prologue): Likewise.
4549 (ix86_force_to_memory): Likewise.
4550 (ix86_free_from_memory): Likewise.
4552 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
4555 * config/rs6000/rs6000.c (rs6000_override_options): Set
4556 rs6000_isel conditionally to the absence of comand line override.
4557 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
4558 Remove duplicate rs6000_isel setting.
4559 * config/rs6000/eabispe.h: Ditto.
4561 2008-06-11 Richard Guenther <rguenther@suse.de>
4563 * alias.c (get_alias_set): Use the element alias-set for arrays.
4564 (record_component_aliases): For arrays and vectors do nothing.
4565 * c-common.c (strict_aliasing_warning): Handle the cases
4566 of alias set zero explicitly.
4567 * Makefile.in (dfp.o-warn): Add -Wno-error.
4569 2008-06-11 Joseph Myers <joseph@codesourcery.com>
4571 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
4573 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
4574 tune_32 tune_64 to supported_defaults. Allow values not
4575 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
4576 x86_64. Do not override cpu_32 or cpu_64 values from target name.
4577 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
4578 with_cpu_64 to generic for 64-bit-supporting configurations, not
4579 with_cpu. Remove FIXMEs.
4580 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
4581 --with-arch-64, --with-tune-32, --with-tune-64): Document.
4582 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
4583 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
4584 arch_32 and arch_64.
4586 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
4587 Olivier Hainque <hainque@adacore.com>
4589 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
4590 Use DECL_SIZE_UNIT to retrieve the size of the field.
4592 2008-06-11 Joseph Myers <joseph@codesourcery.com>
4594 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
4595 with function calls after declarations. Lay out
4596 neon_float_type_node before further use.
4598 2008-06-11 Richard Guenther <rguenther@suse.de>
4600 * tree-flow.h (may_point_to_global_var): Declare.
4601 * tree-ssa-alias.c (may_point_to_global_var): New function.
4602 * tree-ssa-sink.c (is_hidden_global_store): Use it.
4604 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
4606 * configure.ac: Teach that fido supports .debug_line.
4607 * configure: Regenerate.
4609 2008-06-10 Tom Tromey <tromey@redhat.com>
4611 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
4614 2008-06-10 Joseph Myers <joseph@codesourcery.com>
4616 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
4617 (encode_decimal64, decode_decimal64, encode_decimal128,
4618 decode_decimal128): Reverse order of 32-bit parts of value if host
4619 and target endianness differ.
4621 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
4623 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
4624 Avoid division by 0.
4625 (tree_mod_pow2_value_transform): Likewise.
4626 (tree_ic_transform): Likewise.
4627 (tree_stringops_transform): Likewise.
4628 (tree_mod_subtract_transform): Likewise.
4629 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
4630 (copy_edges_for_bb): Likewise.
4631 (initialize_cfun): Likewise.
4633 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
4635 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
4636 nonmemory_operand. Add "N" operand constraint.
4638 (*jcc_btdi_mask_rex64): New instruction and split pattern.
4639 (*jcc_btsi_mask): Ditto.
4640 (*jcc_btsi_mask_1): Ditto.
4642 2008-06-10 Joseph Myers <joseph@codesourcery.com>
4644 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
4645 TYPE_CANONICAL for copied element type.
4647 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
4650 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
4651 Add m_CORE2 and m_GENERIC.
4652 * config/i386/predicates.md (bt_comparison_operator): New predicate.
4653 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
4655 (*jcc_btdi_rex64): New instruction and split pattern.
4657 (*jcc_btsi_1): Ditto.
4658 (*btsq): Fix Intel asm dialect operand order.
4662 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
4665 * simplify-rtx.c (simplify_subreg): Add check for shift count
4668 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
4670 * doc/md.texi: Synchronize with later constraints.md change.
4671 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
4672 with a C implementation.
4673 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
4675 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
4676 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
4677 when moving to and from MD_REGNUM.
4678 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
4679 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
4680 Handle byte and halfword moves.
4681 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
4683 * config/mips/constraints.md (h): Turn into NO_REGS.
4684 (l, x): Update documentation.
4685 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
4686 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
4687 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
4688 (HILO): New mode iterator.
4690 (any_div): New code iterator.
4691 (u): Extend code attribute to div and udiv.
4692 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
4693 d_operand in the splitters. Remove redundant CONST_INT checks.
4694 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
4695 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
4696 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
4697 accordingly, using normal moves instead of unspecs to move LO into
4698 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
4699 (<u>mulsidi3): Handle expansion in C code.
4700 (<u>mulsidi3_32bit_internal): Rename to...
4701 (<u>mulsidi3_32bit): ...this.
4702 (<u>mulsidi3_32bit_r4000): Fix insn separator.
4703 (*<u>mulsidi3_64bit): Rename to...
4704 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
4705 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
4706 to set LO and HI to the multiplication result. Use a normal move
4707 for MFLO and an unspec for MFHI.
4708 (*<u>mulsidi3_64bit_parts): Replace with...
4709 (<u>mulsidi3_64bit_hilo): ...this new instruction.
4710 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
4711 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
4712 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
4713 instead of HI. Split the instruction into a separate multiplication
4714 and MFHI if !TARGET_FIX_R4000.
4715 (<su>muldi3_highpart): Likewise.
4716 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
4717 and the "=h" clobber.
4718 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
4719 (<u>mulditi3): New expander.
4720 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
4721 (madsi): Remove "=h" clobber.
4722 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
4723 Force the modulus result to be a GPR and split the instruction into
4724 a division followed by an MFHI after reload.
4725 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
4726 (*lea_high64): Use d_operand in the define_peephole2. Likewise
4727 the MIPS16 HIGH define_split.
4728 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
4729 of acc<->gpr moves to "multi".
4730 (*movdi_64bit): Replace the single "x" alternative with
4731 alternatives for moving into and out of "a".
4732 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
4733 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
4734 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
4735 Use d_operand in the splitters. Remove redundant CONST_INT checks.
4736 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
4737 (movti): New expander.
4738 (*movti, *movti_mips16): New insns.
4739 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
4740 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
4741 (mthi<GPR:mode>_<HILO:mode>): Likewise.
4742 * config/mips/predicates.md (fpr_operand): Delete.
4743 (d_operand): New predicate.
4745 2008-06-09 Michael Meissner <michael.meissner@amd.com>
4747 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
4748 failure on some Bourne shells.
4749 (x86_64-*-*): Ditto.
4751 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
4753 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
4755 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
4757 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
4758 (sparc-sun-solaris2*): Likewise.
4760 2008-06-09 Arnaud Charlet <charlet@adacore.com
4762 * doc/install.texi: Update requirements to build the Ada compiler.
4764 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
4766 * df-scan.c (struct df_scan_problem_data): Remove the
4767 mw_link_pool alloc pool.
4768 (df_scan_free_internal): Don't free it.
4769 (df_scan_alloc): Don't allocate it.
4770 * df.h (struct df_link): Update comment.
4772 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
4774 * except.h: Correct checks for when SJLJ exceptions must be used.
4776 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4778 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
4781 2008-06-08 Joseph Myers <joseph@codesourcery.com>
4783 PR tree-optimization/36218
4784 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
4785 configure for the build system.
4786 (BUILD_LDFLAGS): Define.
4787 * configure: Regenerate.
4788 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
4790 2008-07-08 Anatoly Sokolov <aesok@post.ru>
4793 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
4794 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
4795 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
4797 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
4799 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
4801 2008-06-07 Joseph Myers <joseph@codesourcery.com>
4803 * config.gcc (Obsolete configurations): Remove list of
4805 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
4806 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
4807 targets matched by those patterns.
4808 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
4809 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
4810 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
4811 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
4812 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
4813 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
4814 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
4815 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
4816 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
4817 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
4818 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
4819 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
4820 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
4821 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
4822 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
4823 Make code for Solaris 7 and greater unconditional for Solaris.
4824 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
4825 Remove --with-* handling.
4826 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
4827 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
4828 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
4829 LINK_OS_WINDISS_SPEC): Remove.
4830 * config/rs6000/sysv4.opt (mwindiss): Remove.
4831 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
4832 * configure: Regenerate.
4833 * doc/cpp.texi: Don't mention BeOS.
4834 * doc/extend.texi (interrupt): Don't mention MS1.
4835 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
4836 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
4837 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
4838 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
4839 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
4841 * doc/invoke.texi (MT Options): Remove.
4842 (-mwindiss): Remove.
4843 (CRIS Options): Remove cris-axis-aout references.
4844 (HPPA Options): Don't mention hppa1.1-*-pro.
4845 * doc/md.texi: (MorphoTech family): Remove.
4846 * libgcc2.c: Don't handle UWIN.
4847 * config/alpha/t-unicosmk: Remove.
4848 * config/alpha/unicosmk.h: Remove.
4849 * config/arm/kaos-arm.h: Remove.
4850 * config/arm/kaos-strongarm.h: Remove.
4851 * config/arm/strongarm-coff.h: Remove.
4852 * config/arm/strongarm-elf.h: Remove.
4853 * config/arm/strongarm-pe.h: Remove.
4854 * config/arm/t-strongarm-pe: Remove.
4855 * config/arm/t-xscale-coff: Remove.
4856 * config/arm/t-xscale-elf: Remove.
4857 * config/arm/xscale-coff.h: Remove.
4858 * config/arm/xscale-elf.h: Remove.
4859 * config/chorus.h: Remove.
4860 * config/cris/aout.h: Remove.
4861 * config/cris/aout.opt: Remove.
4862 * config/cris/t-aout: Remove.
4863 * config/i386/beos-elf.h: Remove.
4864 * config/i386/kaos-i386.h: Remove.
4865 * config/i386/ptx4-i.h: Remove.
4866 * config/i386/sco5.h: Remove.
4867 * config/i386/sco5.opt: Remove.
4868 * config/i386/sysv4-cpp.h: Remove.
4869 * config/i386/sysv5.h: Remove.
4870 * config/i386/t-beos: Remove.
4871 * config/i386/t-sco5: Remove.
4872 * config/i386/t-uwin: Remove.
4873 * config/i386/uwin.asm: Remove.
4874 * config/i386/uwin.h: Remove.
4875 * config/kaos.h: Remove.
4876 * config/mips/windiss.h: Remove.
4877 * config/mt: Remove directory.
4878 * config/pa/pa-osf.h: Remove.
4879 * config/pa/pa-pro-end.h: Remove.
4880 * config/pa/t-pro: Remove.
4881 * config/ptx4.h: Remove.
4882 * config/rs6000/beos.h: Remove.
4883 * config/rs6000/kaos-ppc.h: Remove.
4884 * config/rs6000/t-beos: Remove.
4885 * config/rs6000/windiss.h: Remove.
4886 * config/sh/kaos-sh.h: Remove.
4887 * config/sol2-6.h: Remove.
4888 * config/sparc/sol26-sld.h: Remove.
4889 * config/sparc/sysv4-only.h: Remove.
4890 * config/vax/bsd.h: Remove.
4891 * config/vax/t-memfuncs: Remove.
4892 * config/vax/ultrix.h: Remove.
4893 * config/vax/vaxv.h: Remove.
4894 * config/windiss.h: Remove.
4896 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
4898 PR rtl-optimization/36438
4899 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
4900 for vector shifts with constant scalar shift operands.
4902 2008-06-06 Sandip Matte <sandip@rmicorp.com>
4904 * doc/invoke.texi: Document -march=xlr.
4905 * config/mips/xlr.md: New file.
4906 * config/mips/mips.md: Include it.
4908 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
4909 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
4910 (mips_rtx_cost_data): Likewise.
4912 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
4914 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
4915 PRE_INC and PRE_DEC cases.
4917 2008-06-06 Jakub Jelinek <jakub@redhat.com>
4919 PR rtl-optimization/36419
4920 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
4921 the emitting jump insn.
4924 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
4925 is not bool, boolify the whole *expr_p and convert to the desired type.
4927 2008-06-06 Jakub Jelinek <jakub@redhat.com>
4929 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
4930 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
4931 Add omp_private_outer_ref hook, add another argument to
4932 omp_clause_default_ctor hook.
4933 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
4934 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
4935 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
4936 hook_tree_tree_tree_tree_null.
4937 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
4938 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
4939 * hooks.c (hook_tree_tree_tree_tree_null): New function.
4940 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
4941 * tree.def (OMP_TASK): New tree code.
4942 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
4943 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
4944 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
4945 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
4946 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
4947 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
4948 OMP_CLAUSE_COLLAPSE_EXPR): Define.
4949 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
4950 (OMP_DIRECTIVE_P): Add OMP_TASK.
4951 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
4952 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
4953 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
4954 and OMP_CLAUSE_UNTIED entries.
4955 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
4957 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
4958 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
4959 * tree-pretty-print.c (dump_omp_clause): Handle
4960 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
4961 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
4962 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
4963 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
4964 warning about unsigned iterators. Change decl/init/cond/incr
4965 arguments to TREE_VECs, check arguments for all collapsed loops.
4966 (c_finish_omp_taskwait): New function.
4967 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
4969 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
4970 default_function_array_conversion on init. Add par_clauses argument.
4971 If decl is present in parallel's lastprivate clause, change it to
4972 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
4973 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
4974 collapse count in clauses.
4975 (c_parser_omp_for, c_parser_omp_parallel): Adjust
4976 c_parser_omp_for_loop callers.
4977 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
4978 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
4979 (c_parser_omp_clause_name): Handle collapse and untied clauses.
4980 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
4982 (c_parser_omp_clause_schedule): Handle schedule(auto).
4983 Include correct location in the error message.
4984 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
4985 and PRAGMA_OMP_CLAUSE_UNTIED.
4986 (OMP_TASK_CLAUSE_MASK): Define.
4987 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
4988 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
4989 * tree-nested.c (convert_nonlocal_omp_clauses,
4990 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
4991 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
4992 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
4993 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
4995 (conver_nonlocal_reference, convert_local_reference,
4996 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
4997 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
4998 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
4999 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
5000 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
5001 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
5002 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
5003 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
5004 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
5006 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
5007 * c-common.h (c_finish_omp_taskwait): New prototype.
5008 * gimple-low.c (lower_stmt): Handle OMP_TASK.
5009 * tree-parloops.c (create_parallel_loop): Create 1 entry
5010 vectors for OMP_FOR_{INIT,COND,INCR}.
5011 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
5012 (make_edges): Handle OMP_TASK.
5013 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
5014 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
5015 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
5016 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
5017 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
5018 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
5019 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
5020 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
5021 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
5022 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
5023 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
5024 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
5025 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
5026 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
5027 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
5028 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
5029 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
5030 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
5031 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
5032 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
5033 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
5034 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
5035 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
5036 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
5037 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
5038 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
5039 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
5040 original iterator is present in lastprivate clause or if
5041 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
5042 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
5043 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
5044 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
5045 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
5046 if it is set, lookup var in outer contexts too. Handle
5047 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
5048 to be implicitly determined firstprivate for task regions.
5049 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
5050 if it is set, lookup var in outer contexts too. Set
5051 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
5052 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
5053 OMP_CLAUSE_UNTIED. Take region_type as last argument
5054 instead of in_parallel and in_combined_parallel.
5055 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
5057 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
5058 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
5059 (new_omp_context): Set default_kind to
5060 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
5061 (omp_region_type): New enum.
5062 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
5063 fields, add region_type.
5064 (new_omp_context): Take region_type as argument instead of is_parallel
5065 and is_combined_parallel.
5066 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
5067 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
5068 ctx->is_combined_parallel checks.
5069 (gimplify_omp_task): New function.
5070 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
5072 * omp-low.c (extract_omp_for_data): Use schedule(static)
5073 for schedule(auto). Handle pointer and unsigned iterators.
5074 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
5075 Add loops argument. Extract data for collapsed OMP_FOR loops.
5076 (expand_parallel_call): Assert sched_kind isn't auto,
5077 map runtime schedule to index 3.
5078 (struct omp_for_data_loop): New type.
5079 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
5080 Add loop, loops, collapse and iter_type fields.
5081 (workshare_safe_to_combine_p): Disallow combined for if
5082 iter_type is unsigned long long. Don't combine collapse > 1 loops
5083 unless all bounds and steps are constant. Adjust extract_omp_for_data
5085 (expand_omp_for_generic): Handle pointer, unsigned and long long
5086 iterators. Handle collapsed OMP_FOR loops. Adjust
5087 for struct omp_for_data changes. If libgomp function doesn't return
5088 boolean_type_node, add comparison of the return value with 0.
5089 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
5090 pointer, unsigned and long long iterators. Adjust for struct
5091 omp_for_data changes.
5092 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
5093 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
5094 unsigned long long. Allocate loops array, pass it to
5095 extract_omp_for_data. For collapse > 1 loops use always
5096 expand_omp_for_generic.
5097 (omp_context): Add sfield_map and srecord_type fields.
5098 (is_task_ctx, lookup_sfield): New functions.
5099 (use_pointer_for_field): Use is_task_ctx helper. Change first
5100 argument's type from const_tree to tree. Clarify comment.
5101 In OMP_TASK disallow copy-in/out sharing.
5102 (build_sender_ref): Call lookup_sfield instead of lookup_field.
5103 (install_var_field): Add mask argument. Populate both record_type
5104 and srecord_type if needed.
5105 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
5107 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
5108 and DECL_FIELD_OFFSET.
5109 (scan_sharing_clauses): Adjust install_var_field callers. For
5110 firstprivate clauses on explicit tasks allocate the var by value in
5111 record_type unconditionally, rather than by reference.
5112 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
5113 Use is_taskreg_ctx instead of is_parallel_ctx.
5114 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
5115 (create_omp_child_function_name): Add task_copy argument, use
5116 *_omp_cpyfn* names if it is true.
5117 (create_omp_child_function): Add task_copy argument, if true create
5118 *_omp_cpyfn* helper function.
5119 (scan_omp_parallel): Adjust create_omp_child_function callers.
5120 Rename parallel_nesting_level to taskreg_nesting_level.
5121 (scan_omp_task): New function.
5122 (lower_rec_input_clauses): Don't run constructors for firstprivate
5123 explicit task vars which are initialized by *_omp_cpyfn*.
5124 Pass outer var ref to omp_clause_default_ctor hook if
5125 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
5126 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
5127 OMP_CLAUSE_REDUCTION_INIT.
5128 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
5129 avoid duplicate setting of fields. Handle
5130 OMP_CLAUSE_PRIVATE_OUTER_REF.
5131 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
5132 copy-out if TREE_READONLY, only copy-in.
5133 (expand_task_copyfn): New function.
5134 (expand_task_call): New function.
5135 (struct omp_taskcopy_context): New type.
5136 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
5138 (lower_omp_parallel): Rename to...
5139 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
5140 Call create_task_copyfn if srecord_type is needed. Adjust
5142 (task_shared_vars): New variable.
5143 (check_omp_nesting_restrictions): Warn if work-sharing,
5144 barrier, master or ordered region is closely nested inside OMP_TASK.
5145 Add warnings for barrier if closely nested inside of work-sharing,
5146 ordered, or master region.
5147 (scan_omp_1): Call check_omp_nesting_restrictions even for
5148 GOMP_barrier calls. Rename parallel_nesting_level to
5149 taskreg_nesting_level. Handle OMP_TASK.
5150 (lower_lastprivate_clauses): Even if some lastprivate is found on a
5151 work-sharing construct, continue looking for them on parent parallel
5153 (lower_omp_for_lastprivate): Add lastprivate clauses
5154 to the beginning of dlist rather than end. Adjust for struct
5155 omp_for_data changes.
5156 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
5157 not after it. Handle collapsed OMP_FOR loops, adjust for
5158 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
5159 (get_ws_args_for): Adjust extract_omp_for_data caller.
5160 (scan_omp_for): Handle collapsed OMP_FOR
5161 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
5162 (lower_omp_single_simple): If libgomp function doesn't return
5163 boolean_type_node, add comparison of the return value with 0.
5164 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
5165 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
5166 (parallel_nesting_level): Rename to...
5167 (taskreg_nesting_level): ... this.
5168 (is_taskreg_ctx): New function.
5169 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
5171 (execute_lower_omp): Rename parallel_nesting_level to
5172 taskreg_nesting_level.
5173 (expand_omp_parallel): Rename to...
5174 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
5175 Call omp_task_call for OMP_TASK regions.
5176 (expand_omp): Adjust caller, handle OMP_TASK.
5177 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
5179 * bitmap.c (bitmap_default_obstack_depth): New variable.
5180 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
5181 if argument is NULL and bitmap_default_obstack is already initialized.
5182 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
5184 * matrix-reorg.c (matrix_reorg): Likewise.
5186 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
5188 * config/i386/i386.md (*indirect_jump): Macroize using P
5189 mode iterator. Remove !TARGET_64BIT from insn constraints.
5190 (*tablejump_1): Ditto.
5191 (*indirect_jump_rex64): Remove insn pattern.
5192 (*tablejump_1_rex64): Ditto.
5193 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
5194 and eh_return_si insn patterns.
5196 2008-06-06 Richard Guenther <rguenther@suse.de>
5198 * tree-ssa-structalias.c (merge_smts_into): Remove.
5199 (find_what_p_points_to): Do not bother to compute the
5200 points-to set for pt_anything pointers.
5201 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
5202 for pt_anything pointers is ok.
5204 2008-06-06 Jan Hubicka <jh@suse.cz>
5206 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
5208 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5210 * cgraph.c: Fix typos in comments.
5211 (cgraph_availability_names): Fix string typo.
5212 * fold-const.c: Fix typos in comments.
5213 (fold_binary): Fix typo in warning.
5214 * genautomata.c: Fix typos in comments.
5215 (check_presence_pattern_sets): Fix typo in local variable.
5216 (output_description): Fix typo in output.
5217 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
5218 * hwint.h: Likewise.
5219 * matrix-reorg.c (check_allocation_function): Likewise.
5220 * omega.c (smooth_weird_equations): Likewise.
5221 * auto-inc-dec.c: Fix typos in comments.
5222 * bb-reorder.c: Likewise.
5223 * builtins.c: Likewise.
5224 * c-common.c: Likewise.
5225 * c-cppbuiltin.c: Likewise.
5226 * c-parser.c: Likewise.
5227 * c-pretty-print.c: Likewise.
5228 * cfgcleanup.c: Likewise.
5229 * cfgexpand.c: Likewise.
5230 * cfghooks.c: Likewise.
5231 * cfglayout.c: Likewise.
5232 * cfgloopmanip.c: Likewise.
5233 * cgraphunit.c: Likewise.
5234 * coverage.c: Likewise.
5235 * dbxout.c: Likewise.
5236 * df-byte-scan.c: Likewise.
5237 * df-core.c: Likewise.
5238 * df-problems.c: Likewise.
5239 * df-scan.c: Likewise.
5241 * dominance.c: Likewise.
5242 * domwalk.c: Likewise.
5244 * dwarf2out.c: Likewise.
5245 * emit-rtl.c: Likewise.
5246 * et-forest.c: Likewise.
5247 * function.c: Likewise.
5248 * function.h: Likewise.
5250 * gcov-io.c: Likewise.
5253 * genattrtab.c: Likewise.
5254 * ggc-page.c: Likewise.
5255 * gimplify.c: Likewise.
5256 * gthr-lynx.h: Likewise.
5257 * haifa-sched.c: Likewise.
5258 * ipa-cp.c: Likewise.
5259 * ipa-inline.c: Likewise.
5260 * ipa-prop.h: Likewise.
5261 * ipa-pure-const.c: Likewise.
5262 * ipa-struct-reorg.c: Likewise.
5263 * ipa-struct-reorg.h: Likewise.
5264 * ipa-type-escape.c: Likewise.
5266 * loop-doloop.c: Likewise.
5267 * mips-tfile.c: Likewise.
5268 * mkmap-flat.awk: Likewise.
5269 * mkmap-symver.awk: Likewise.
5270 * modulo-sched.c: Likewise.
5271 * omp-low.c: Likewise.
5272 * optabs.c: Likewise.
5273 * optabs.h: Likewise.
5275 * passes.c: Likewise.
5276 * postreload-gcse.c: Likewise.
5277 * postreload.c: Likewise.
5278 * predict.c: Likewise.
5279 * pretty-print.h: Likewise.
5280 * profile.c: Likewise.
5281 * protoize.c: Likewise.
5282 * ra-conflict.c: Likewise.
5284 * recog.c: Likewise.
5285 * regclass.c: Likewise.
5287 * reload.c: Likewise.
5288 * rtl-error.c: Likewise.
5289 * rtlanal.c: Likewise.
5291 * sched-rgn.c: Likewise.
5294 * target.h: Likewise.
5295 * tree-dfa.c: Likewise.
5296 * tree-eh.c: Likewise.
5297 * tree-flow-inline.h: Likewise.
5298 * tree-inline.c: Likewise.
5299 * tree-into-ssa.c: Likewise.
5300 * tree-loop-distribution.c: Likewise.
5301 * tree-nested.c: Likewise.
5302 * tree-parloops.c: Likewise.
5303 * tree-pass.h: Likewise.
5304 * tree-pretty-print.c: Likewise.
5305 * tree-profile.c: Likewise.
5306 * tree-scalar-evolution.c: Likewise.
5307 * tree-sra.c: Likewise.
5308 * tree-ssa-alias-warnings.c: Likewise.
5309 * tree-ssa-ccp.c: Likewise.
5310 * tree-ssa-coalesce.c: Likewise.
5311 * tree-ssa-dom.c: Likewise.
5312 * tree-ssa-dse.c: Likewise.
5313 * tree-ssa-forwprop.c: Likewise.
5314 * tree-ssa-live.c: Likewise.
5315 * tree-ssa-live.h: Likewise.
5316 * tree-ssa-loop-im.c: Likewise.
5317 * tree-ssa-loop-ivopts.c: Likewise.
5318 * tree-ssa-loop-niter.c: Likewise.
5319 * tree-ssa-loop-prefetch.c: Likewise.
5320 * tree-ssa-phiopt.c: Likewise.
5321 * tree-ssa-phiprop.c: Likewise.
5322 * tree-ssa-sccvn.c: Likewise.
5323 * tree-ssa-ter.c: Likewise.
5324 * tree-ssa-threadupdate.c: Likewise.
5325 * tree-ssa.c: Likewise.
5326 * tree-vect-analyze.c: Likewise.
5327 * tree-vect-transform.c: Likewise.
5328 * tree-vectorizer.c: Likewise.
5329 * tree-vn.c: Likewise.
5330 * tree-vrp.c: Likewise.
5332 * tree.def: Likewise.
5334 * unwind-dw2-fde.c: Likewise.
5335 * unwind.inc: Likewise.
5336 * value-prof.c: Likewise.
5337 * vmsdbgout.c: Likewise.
5339 2008-06-05 David Edelsohn <edelsohn@gnu.org>
5341 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
5342 always place FP constants in the TOC for TARGET_POWERPC64.
5343 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
5345 2008-06-05 Joseph Myers <joseph@codesourcery.com>
5347 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
5348 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
5349 enable for TARGET_E500_DOUBLE.
5350 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
5351 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
5352 floating-point modes like integer modes for E500 double.
5353 (rs6000_legitimate_offset_address_p): Likewise.
5354 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
5355 addressing for DDmode for E500 double.
5356 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
5357 modes as using 64-bits of registers for E500 double.
5358 (spe_build_register_parallel): Do not handle DDmode or TDmode.
5359 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
5360 specially for E500 double.
5361 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
5362 TDmode for E500 double.
5363 (rs6000_gimplify_va_arg): Only handle SDmode in registers
5364 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
5365 (rs6000_split_multireg_move): Do not handle TDmode specially for
5367 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
5368 using 64-bit registers for E500 double.
5369 (emit_frame_save): Do not handle DDmode specially for E500 double.
5370 (gen_frame_mem_offset): Likewise.
5371 (rs6000_function_value): Do not call spe_build_register_parallel
5372 for DDmode or TDmode.
5373 (rs6000_libcall_value): Likewise.
5374 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
5375 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
5378 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
5380 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
5383 2008-06-04 Junjie Gu <jgu@tensilica.com>
5385 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
5386 comparison for frame pointers.
5388 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
5391 * config/avr/avr.h (PUSH_ROUNDING): Remove.
5393 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
5396 * builtins.c (expand_builtin_signbit): Don't take lowpart when
5397 register is already smaller or equal to required mode.
5399 2008-06-04 Xinliang David Li <davidxl@google.com>
5401 * tree-call-cdce.c: New file.
5402 (cond_dead_built_in_calls): New static variable.
5403 (input_domain): New struct.
5404 (check_pow): New function.
5405 (check_builtin_call): Ditto.
5406 (check_target_format): Ditto.
5407 (is_call_dce_candidate): Ditto.
5408 (gen_one_condition): Ditto.
5409 (gen_conditions_for_domain): Ditto.
5410 (get_domain): Ditto.
5411 (gen_conditions_for_pow_cst_base): Ditto.
5412 (gen_conditions_for_pow_int_base): Ditto.
5413 (gen_conditions_for_pow): Ditto.
5414 (get_no_error_domain): Ditto.
5415 (gen_shrink_wrap_conditions): Ditto.
5416 (shrink_wrap_one_built_in_call): Ditto.
5417 (shink_wrap_conditional_dead_built_in_calls): Ditto.
5418 (tree_call_cdce): Ditto.
5419 (gate_call_cdce): Ditto.
5420 (pass_call_cdce): New gimple pass.
5421 * passes.c: (init_optimization_passes): New pass.
5422 * tree-pass.h: New pass declaration.
5423 * opts.c (decode_options): New flag setting.
5424 * common.opt: Add -ftree-builtin-call-dce flag.
5425 * Makefile.in: Add new source file.
5426 * tempvar.def: New tv_id.
5427 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
5429 2008-06-04 Richard Guenther <rguenther@suse.de>
5431 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
5432 (is_call_clobbered): Always check var_ann->call_clobbered.
5433 (mark_call_clobbered): Always set var_ann->call_clobbered.
5434 (clear_call_clobbered): Always clear var_ann->call_clobbered.
5435 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
5436 (reset_alias_info): Clear call clobbering info on MTAGs and
5438 (set_pt_anything): Set pt_global_mem.
5439 (create_tag_raw): Adjust comment.
5440 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
5442 2008-06-04 Joseph Myers <joseph@codesourcery.com>
5443 Maxim Kuvyrkov <maxim@codesourcery.com>
5445 * config/m68k/m68k.opt (mxgot): New option.
5446 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
5447 (m68k_output_addr_const_extra): New.
5448 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
5449 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
5450 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
5451 * doc/invoke.texi (M680x0 Options): Document -mxgot.
5453 2008-06-04 Richard Guenther <rguenther@suse.de>
5455 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
5456 negative or non-representable offsets.
5458 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
5460 * config/i386/i386.c (ix86_gen_leave): New.
5461 (ix86_gen_pop1): Likewise.
5462 (ix86_gen_add3): Likewise.
5463 (ix86_gen_sub3): Likewise.
5464 (ix86_gen_sub3_carry): Likewise.
5465 (ix86_gen_one_cmpl2): Likewise.
5466 (ix86_gen_monitor): Likewise.
5467 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
5468 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
5469 ix86_gen_one_cmpl2 and ix86_gen_monitor.
5470 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
5471 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
5472 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
5473 (ix86_expand_epilogue): Updated.
5474 (print_operand): Handle integer register operand for 'z'.
5475 (ix86_expand_strlensi_unroll_1): Likewise.
5476 (ix86_expand_strlen): Likewise.
5477 (ix86_expand_builtin): Likewise.
5478 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
5479 mov{q}/mov{l} and add{q}/add{l}.
5481 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
5483 * config/i386/i386.md (P): New mode iterator.
5484 (SFmode push_operand splitter): Macroize DImode and SImode pushes
5485 using P mode iterator.
5486 (DFmode push_operand splitter): Ditto.
5487 (XFmode push_operand splitter): Ditto.
5488 (DFmode float_extend SFmode push_operand splitter): Ditto.
5489 (XFmode float_extend SFmode push_operand splitter): Do not generate
5490 SImode pushes for 64bit target. Macroize Dimode and SImode
5491 pushes using P mode iterator.
5492 (XFmode float_extend DFmode push_operand splitter): Ditto.
5494 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
5496 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
5497 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
5498 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
5500 (ix86_call_abi_override): Remove check for call_used_regs.
5502 2008-06-03 Richard Guenther <rguenther@suse.de>
5504 * tree-ssa-structalias.c (find_func_aliases): Add constraints
5505 for the lhs of calls if the return type contains pointers.
5507 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
5509 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
5510 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
5511 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
5512 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
5513 of cfun and DEFAULT_ABI to deceide abi mode.
5515 (REG_PARM_STACK_SPACE): Removed.
5516 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
5517 (STACK_BOUNDARY): Use default target to deceide stack boundary.
5518 * config/i386/i386-protos.h (ix86_cfun_abi): New.
5519 (ix86_function_abi): Likewise.
5520 (ix86_function_type_abi): Likewise.
5521 (ix86_call_abi_override): Likewise.
5522 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
5523 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
5524 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
5525 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
5527 (X86_64_REGPARM_MAX): New.
5528 (X86_64_SSE_REGPARM_MAX): New.
5529 (X64_REGPARM_MAX): New.
5530 (X64_SSE_REGPARM_MAX): New.
5531 (X86_32_REGPARM_MAX): New.
5532 (X86_32_SSE_REGPARM_MAX): New.
5533 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
5534 (ix86_function_regparm): Handle user calling abi.
5535 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
5536 by DEFAULT_ABI versus SYSV_ABI check.
5537 (ix86_reg_parm_stack_space): New.
5538 (ix86_function_type_abi): New.
5539 (ix86_call_abi_override): New.
5540 (ix86_function_abi): New.
5541 (ix86_cfun_abi): New.
5542 (init_cumulative_args): Call abi specific initialization.
5543 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
5544 (function_arg_64): Extend SSE_REGPARM_MAX check.
5545 (function_arg (): Remove TARGET_64BIT_MS_ABI.
5546 (ix86_pass_by_reference): Likewise.
5547 (ix86_function_value_regno_p): Likewise.
5548 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
5549 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
5550 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
5551 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
5552 (setup_incoming_varargs_64): Adjust regparm for call abi.
5553 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
5554 (ix86_va_start): Likewise.
5555 (ix86_gimplify_va_arg): Likewise.
5556 (ix86_expand_prologue): Likewise.
5557 (output_pic_addr_const): Likewise.
5558 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
5559 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
5560 (x86_output_mi_thunk): Likewise.
5561 (x86_function_profiler): Likewise.
5562 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
5563 (SYSV_ABI, MS_ABI): New constants.
5565 (init_regs): Add prototype of function in regclass.c file.
5566 (OVERRIDE_ABI_FORMAT): New.
5567 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
5568 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
5569 (OUTGOING_REG_PARM_STACK_SPACE): New.
5570 (ix86_reg_parm_stack_space): New prototype.
5571 (CUMULATIVE_ARGS): Add call_abi member.
5572 (machine_function): Add call_abi member.
5573 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
5574 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
5576 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
5579 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
5580 (avr_builtin_setjmp_frame_value): New function.
5581 * config/avr/avr.md (nonlocal_goto_receiver): Define.
5582 (nonlocal_goto): Define.
5584 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
5586 * config/mips/mips.c (mips_emit_loadgp): Return early if
5587 there is nothing do to, otherwise emit a blockage if
5588 !TARGET_EXPLICIT_RELOCS || crtl->profile.
5589 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
5591 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5593 * configure.ac: Drop unneeded backslash ending up in config.in.
5594 * acinclude.m4: Likewise.
5595 * config.in: Regenerate.
5597 2008-05-26 Jan Hubicka <jh@suse.cz>
5599 * predict.c (maybe_hot_frequency_p): Break out of...
5600 (maybe_hot_bb_p): ... here.
5601 (maybe_hot_edge_p): New.
5602 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
5603 * basic-block.h (maybe_hot_edge_p): Declare.
5605 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
5607 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
5608 (*cmpfp_<mode>_cc): Ditto.
5609 (*fp_jcc_8<mode>_387): Ditto.
5610 (*fop_<MODEF:mode>_2_i387): Ditto.
5611 (*fop_<MODEF:mode>_3_i387): Ditto.
5612 (*fop_xf_2_i387): Ditto.
5613 (*fop_xf_3_i387): Ditto.
5615 2008-06-02 Tomas Bily <tbily@suse.cz>
5617 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
5619 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
5621 * config/mips/mips.c (mips_valid_offset_p): New function.
5622 (mips_valid_lo_sum_p): Likewise.
5623 (mips_classify_address): Use them.
5624 (mips_force_address): New function.
5625 (mips_legitimize_address): Use it.
5626 * config/mips/mips.md (MOVE128): New mode iterator.
5627 (movtf): Require TARGET_64BIT. Remove empty strings.
5628 (*movtf_internal): Rename to...
5629 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
5630 of "R" and use {,fp}{load,store} attributes instead of "multi".
5631 Use a separate define_split.
5632 (*movtf_mips16): New pattern.
5634 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
5636 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
5637 * config/mips/mips.c (mips_expand_before_return): New function.
5638 (mips_expand_epilogue): Call it.
5639 * config/mips/mips.md (return): Turn into a define_expand.
5640 (*return): New insn.
5642 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
5644 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
5645 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
5646 functions. Do not emit uses and clobbers of CONCATs; individually
5647 use and clobber their operands.
5648 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
5649 gen_clobber, emit_use and gen_use.
5650 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
5651 (expand_builtin_return): Likewise.
5652 * cfgbuild.c (count_basic_blocks): Likewise.
5653 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
5654 * explow.c (emit_stack_restore): Likewise.
5655 * expmed.c (extract_bit_field_1): Likewise.
5656 * expr.c (convert_move, emit_move_complex_parts): Likewise.
5657 (emit_move_multi_word, store_constructor): Likewise.
5658 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
5659 (thread_prologue_and_epilogue_insns): Likewise.
5660 * lower-subreg.c (resolve_simple_move): Likewise.
5661 * optabs.c (widen_operand, expand_binop): Likewise.
5662 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
5663 * reload.c (find_reloads): Likewise.
5664 * reload1.c (eliminate_regs_in_insn): Likewise.
5665 * stmt.c (expand_nl_goto_receiver): Likewise.
5666 * config/alpha/alpha.md (builtin_longjmp): Likewise.
5667 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
5668 * config/arm/arm.c (arm_load_pic_register): Likewise.
5669 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
5670 * config/arm/arm.md (untyped_return): Likewise.
5671 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
5672 * config/avr/avr.c (expand_prologue): Likewise.
5673 * config/bfin/bfin.c (do_unlink): Likewise.
5674 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
5675 * config/cris/cris.c (cris_expand_prologue): Likewise.
5676 * config/darwin.c (machopic_indirect_data_reference): Likewise.
5677 (machopic_legitimize_pic_address): Likewise.
5678 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
5679 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
5680 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
5681 (ix86_expand_convert_uns_didf_sse): Likewise.
5682 (ix86_expand_vector_init_general): Likewise.
5683 * config/ia64/ia64.md (eh_epilogue): Likewise.
5684 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
5685 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
5686 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
5687 (config/iq2000/iq2000.c): Likewise.
5688 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
5689 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
5690 (builtin_longjmp): Likewise.
5691 * config/mn10300/mn10300.md (call, call_value): Likewise.
5692 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
5693 * config/pdp11/pdp11.md (abshi2): Likewise.
5694 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
5695 * config/s390/s390.c (s390_emit_prologue): Likewise.
5696 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
5697 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
5698 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
5699 * config/sh/sh.c (prepare_move_operands): Likewise.
5700 (output_stack_adjust, sh_expand_epilogue): Likewise.
5701 (sh_set_return_address, sh_expand_t_scc): Likewise.
5702 * config/sparc/sparc.c (load_pic_register): Likewise.
5703 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
5704 * config/spu/spu.c (spu_expand_epilogue): Likewise.
5705 * config/v850/v850.c (expand_epilogue): Likewise.
5707 2008-05-31 Anatoly Sokolov <aesok@post.ru>
5709 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
5710 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
5711 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
5712 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
5713 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
5714 stack pointer register.
5715 (output_movhi): Remove code for interrupt specific writing to the
5716 stack pointer register.
5718 2008-05-31 Richard Guenther <rguenther@suse.de>
5720 PR tree-optimization/34244
5721 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
5722 (tree_expr_nonzero_warnv_p): Likewise.
5723 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
5724 ssa_name_nonnegative_p.
5725 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
5726 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
5727 not tree_expr_nonzero_warnv_p.
5729 PR tree-optimization/36262
5731 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
5733 PR tree-optimization/34244
5734 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
5735 (record_numbers_of_iterations): New function.
5736 (execute_vrp): Cache the numbers of iterations of loops.
5737 * tree-scalar-evolution.c (scev_reset_except_niters):
5739 (scev_reset): Use scev_reset_except_niters.
5740 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
5742 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
5744 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
5745 __WORKAROUND_RETS when appropriate.
5747 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
5749 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
5750 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
5752 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
5753 *fop_df_comm_sse insn patterns using MODEF mode iterator.
5754 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
5755 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
5756 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
5757 *fop_df_1_mixed insn patterns using MODEF mode iterator.
5758 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
5759 *fop_df_1_sse insn patterns using MODEF mode iterator.
5760 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
5761 *fop_df_1_i387 insn patterns using MODEF mode iterator.
5762 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
5763 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
5764 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
5765 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
5766 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
5767 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
5768 (*fop_xf_4_i387): Use <MODE> for mode attribute.
5769 (*fop_xf_5_i387): Ditto.
5770 (*fop_xf_6_i387): Ditto.
5772 2008-05-30 Richard Guenther <rguenther@suse.de>
5774 * builtins.c (build_string_literal): Avoid generating
5775 a non-gimple_val result.
5777 2008-05-30 DJ Delorie <dj@redhat.com>
5779 * exec-tool.in: Use an environment variable (private) instead of a
5780 file (shared) as a semaphore, so as to not break parallel builds.
5782 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
5784 * optabs.c (maybe_encapsulate_block): Remove.
5785 (emit_libcall_block): Adjust accordingly.
5786 * optabs.h (maybe_encapsulate_block): Remove prototype.
5788 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
5789 Don't use maybe_encapsulate_block.
5791 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
5793 * config/rs6000/rs6000.c (rs6000_legitimize_address,
5794 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
5795 rtx is a SYMBOL_REF before calling get_pool_constant.
5797 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
5799 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
5801 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
5803 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
5804 rather than OS names to choose INO_T_EQ definition.
5805 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
5806 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
5808 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
5811 * config/darwin-f.c: New.
5812 * config/t-darwin: Added rule to build darwin-f.o.
5813 * config.gcc: Defined new variable, fortran_target_objs.
5814 (*-*-darwin*): Set fortran_target_objs.
5815 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
5816 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
5817 * configure: Regenerated.
5819 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
5822 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
5823 canonical type if needed.
5825 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
5827 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
5829 2008-05-29 Richard Guenther <rguenther@suse.de>
5831 PR tree-optimization/36343
5832 PR tree-optimization/36346
5833 PR tree-optimization/36347
5834 * tree-flow.h (clobber_what_p_points_to): Declare.
5835 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
5836 pointed-to variable is dereferenced is irrelevant to whether
5837 the pointer can access the pointed-to variable.
5838 (clobber_what_p_points_to): New function.
5839 * tree-ssa-alias.c (set_initial_properties): Use it.
5840 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
5841 call clobber check for NMTs.
5843 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
5845 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
5846 for printing gcov_type.
5848 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
5850 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
5851 and the eh region information.
5852 * value-prof.c (gimple_move_stmt_histograms): New function.
5853 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
5855 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
5857 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
5859 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
5861 * value-prof.c (tree_ic_transform): Print counts.
5862 * tree-profile.c (tree_gen_ic_func_profiler):
5863 Clear __gcov_indreict_call_callee variable to avoid misattribution
5866 2008-05-28 Rafael Espindola <espindola@google.com>
5868 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
5871 2008-05-28 Richard Guenther <rguenther@suse.de>
5873 PR tree-optimization/36339
5874 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
5875 and clobbering code out of the loop.
5877 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
5879 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
5882 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
5883 s390_contiguous_bitmask_p, s390_symref_operand_p,
5884 s390_check_symref_alignment, s390_reload_larl_operand,
5885 s390_reload_symref_address): New functions.
5886 (s390_branch_condition_mnemonic): Support compare and branch
5888 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
5889 and 'W' constraints.
5890 (s390_secondary_reload): Add secondary reloads for unaligned
5891 symbol refs or symbol refs to floating point or QI/TI mode
5893 (legitimate_address_p): Accept symbol references as addresses.
5894 (s390_expand_insv): Use rotate and insert selected bits
5895 instruction for insv when building for z10.
5896 (print_operand_address): Handle symbol ref addresses.
5897 (print_operand): Output modifier 'c' added for signed byte values.
5898 (s390_encode_section_info): Mark symbol refs with
5899 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
5901 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
5902 (length attribute): RRF, RRR have 4 byte length.
5903 (FPALL, INTALL): New mode iterators added.
5904 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
5905 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
5906 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
5907 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
5908 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
5909 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
5910 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
5911 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
5913 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
5914 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
5915 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
5916 reload<INTALL:mode><P:mode>_toreg_z10,
5917 reload<FPALL:mode><P:mode>_tomem_z10,
5918 reload<FPALL:mode><P:mode>_toreg_z10,
5919 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
5920 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
5921 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
5922 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
5924 (movmem, clrmem, cmpmem): New splitters added.
5926 * config/s390/predicates.md (larl_operand): Use
5927 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
5928 SYMBOL_REF_ALIGN1_P.
5929 (s390_signed_integer_comparison,
5930 s390_unsigned_integer_comparison): New predicates.
5932 * config/s390/s390-protos.h (s390_check_symref_alignment,
5933 s390_contiguous_bitmask_p, s390_reload_larl_operand,
5934 s390_reload_symref_address,
5935 s390_compare_and_branch_condition_mask): Prototypes added.
5937 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
5938 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
5939 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
5941 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
5943 * config/s390/s390.c (z10_cost): New cost function for z10.
5944 (s390_handle_arch_option, override_options): Support -march=z10 switch.
5945 (s390_issue_rate): Adjust issue rate for z10.
5946 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
5947 (processor_flags): Add PF_Z10.
5948 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
5949 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
5950 * gcc/config.gcc: Add z10.
5952 2008-05-28 Richard Guenther <rguenther@suse.de>
5954 PR tree-optimization/36291
5955 * tree-flow. h (struct gimple_df): Remove var_anns member.
5956 * tree-flow-inline.h (gimple_var_anns): Remove.
5957 (var_ann): Simplify.
5958 * tree-dfa.c (create_var_ann): Simplify.
5959 (remove_referenced_var): Clear alias info from var_anns of globals.
5960 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
5961 (delete_tree_ssa): Clear alias info from var_anns of globals.
5962 Do not free var_anns.
5963 (var_ann_eq): Remove.
5964 (var_ann_hash): Likewise.
5966 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
5968 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
5969 and loongson2f entries.
5970 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
5971 * config/mips/mips.h (processor_type): Add Loongson-2E
5972 and Loongson-2F entries.
5973 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
5974 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
5975 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
5976 * doc/invoke.texi (MIPS Options): Document loongson2e
5977 and loongson2f processor names.
5979 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
5983 * config/i386/i386.c (ix86_function_arg_boundary): Use
5984 alignment of canonical type.
5985 (ix86_expand_vector_move): Check unaligned memory access for
5988 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
5990 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
5991 Moved to the front of file.
5993 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
5994 H.J. Lu <hongjiu.lu@intel.com>
5996 * dwarf2out.c (current_fde): New.
5998 (lookup_cfa:): Likewise.
5999 (dwarf2out_end_epilogue): Likewise.
6000 (dwarf2out_note_section_used): Likewise.
6002 2008-05-27 Michael Matz <matz@suse.de>
6005 * c.opt (Wenum-compare): New warning option.
6006 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
6008 2008-05-27 Michael Matz <matz@suse.de>
6011 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
6013 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
6014 into memory as tail calls.
6016 2008-05-27 Richard Guenther <rguenther@suse.de>
6018 PR tree-optimization/36339
6019 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
6020 pointers cause all addressable variables to be call clobbered.
6022 2008-05-27 Richard Guenther <rguenther@suse.de>
6024 PR tree-optimization/36245
6025 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
6027 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
6029 * config/s390/s390.md: Replace all occurences of the 'm'
6030 constraint with 'RT'.
6032 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
6034 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
6036 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
6038 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
6039 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
6040 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
6042 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
6044 * reload.c: (find_reloads): Skip alternatives according to the
6045 "enabled" attribute. Constify the constraint variable.
6046 * recog.c (get_attr_enabled): Add default implementation.
6047 (extract_insn): Set the alternative_enabled_p array
6048 in the recog_data struct.
6049 (preprocess_constraints, constrain_operands): Skip
6050 alternatives according to the "enabled" attribute
6051 * recog.h (struct recog_data): New field alternative_enabled_p.
6052 (skip_alternative): New inline function.
6053 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
6054 (record_reg_classes): Skip alternative according to the
6055 "enabled" attribute.
6057 * doc/md.texi: Add documention for the "enabled" attribute.
6059 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
6061 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
6062 * postreload.c (reload_cse_simplify_operands): Replace 'm'
6063 constraint with TARGET_MEM_CONSTRAINT.
6064 * recog.c (asm_operand_ok, preprocess_constraints,
6065 constrain_operands): Likewise.
6066 * regclass.c (record_reg_classes): Likewise.
6067 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
6068 * reload1.c (maybe_fix_stack_asms): Likewise.
6069 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
6070 * recog.h: Adjust comment.
6071 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
6072 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
6073 * doc/md.texi: Add a note to description of 'm' constraint.
6074 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
6076 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
6078 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
6079 that the bitfield is of integral type before testing its precision.
6081 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6082 Sa Liu <saliu@de.ibm.com>
6084 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
6085 __modti3, __udivti3, __umodti3 and __udivmodti4.
6086 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
6087 that implement TImode mul and div functions.
6088 * config/spu/multi3.c: New. Implement __multi3.
6089 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
6090 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
6093 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
6095 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
6096 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
6097 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
6098 tls_sysv_suffix): New mode and mode attribute iterators.
6099 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
6100 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
6101 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
6102 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
6103 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
6106 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
6108 PR tree-optimization/36329
6109 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
6110 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
6111 * cgraphbuild.c (initialize_inline_failed): Use the latter
6112 macro in lieu of the former.
6113 * ipa-inline.c (cgraph_mark_inline): Likewise.
6114 (cgraph_decide_inlining_of_small_function): Likewise.
6115 (cgraph_decide_inlining): Likewise.
6116 (cgraph_decide_inlining_incrementally): Likewise.
6118 2008-05-26 Tristan Gingold <gingold@adacore.com>
6119 Anatoly Sokolov <aesok@post.ru>
6121 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
6122 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
6123 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
6124 optimization for 'avr6' architecture.
6126 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
6129 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
6131 2008-05-26 Richard Guenther <rguenther@suse.de>
6133 * tree-ssa-sccvn.c (expr_has_constants): Declare.
6134 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
6136 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
6139 * caller-save.c (insert_restore): Verify alignment of spill space.
6140 (insert_save): Likewise.
6141 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
6142 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
6143 (STACK_SLOT_ALIGNMENT): Likewise.
6144 * function.c (LOCAL_ALIGNMENT): Removed.
6145 (get_stack_local_alignment): New.
6146 (assign_stack_local): Use it. Set alignment on stack slot.
6147 (assign_stack_temp_for_type): Use get_stack_local_alignment.
6148 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
6149 (STACK_SLOT_ALIGNMENT): New.
6150 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
6151 stack slot in XFmode.
6153 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
6155 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
6158 * config/i386/i386.md (allocate_stack_worker_64): Make sure
6159 argument operand in rax isn't removed.
6161 2008-05-26 Richard Guenther <rguenther@suse.de>
6164 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
6165 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
6167 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
6170 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
6172 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
6174 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
6175 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
6177 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
6179 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
6180 build a trampoline if we don't want one.
6181 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
6182 return zero for nested functions if we don't want a trampoline.
6184 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
6186 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
6188 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
6191 * c.opt: Removed undocumented option '-lang-fortran'.
6192 * c-common.h: Removed global variable 'lang_fortran'.
6193 * c-opts.c (c_common_handle_option): Removed code to handle
6194 option '-lang-fortran'. Updated includes.
6195 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
6196 definition of '__GFORTRAN__'.
6197 (define__GNUC__): Reimplemented to use BASEVER and
6198 cpp_define_formatted.
6199 (builtin_define_with_value_n): Removed.
6200 * c-incpath.h: Renamed to ...
6201 * incpath.h: ... this.
6202 * c-incpath.c: Renamed to ...
6203 * incpath.c: ... this. Updated includes.
6204 * fix-header.c: Updated includes.
6205 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
6206 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
6207 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
6209 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
6211 * tree.h: Update the table of flags used on tree nodes.
6212 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
6213 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
6214 (FORCED_LABEL): Add access check.
6215 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
6216 (ASM_INPUT_P): Likewise.
6217 (ASM_VOLATILE_P): Likewise.
6218 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
6219 (OMP_SECTION_LAST): Access private_flag directly.
6220 (OMP_RETURN_NOWAIT): Likewise.
6221 (OMP_PARALLEL_COMBINED): Likewise.
6222 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
6223 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
6224 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
6225 deprecated_flag directly.
6227 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
6229 * final.c (frame_pointer_needed): Removed.
6230 * flags.h (frame_pointer_needed): Likewise.
6232 * function.h (rtl_data): Add frame_pointer_needed.
6233 (frame_pointer_needed): New.
6235 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
6237 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
6239 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
6241 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
6244 2008-05-25 Alan Modra <amodra@bigpond.net.au>
6246 * c-common.c (strip_array_types): Move function to..
6248 (get_inner_array_type): Delete.
6249 * c-common.h (strip_array_types): Move declaration to..
6251 (get_inner_array_type): Delete.
6252 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
6253 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
6254 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
6255 * config/pa/pa.c (emit_move_sequence): Likewise.
6257 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
6259 * config/i386/i386.md (*sse_prologue_save_insn): Set length
6262 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
6264 * function.c: Include target hook for nonlocal_goto frame value.
6266 2008-05-24 Richard Guenther <rguenther@suse.de>
6268 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
6269 variable can be only accessed through a pointer or a union.
6271 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6273 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
6274 * doc/extend.texi: Likewise.
6276 2008-05-23 DJ Delorie <dj@redhat.com>
6278 * config/m32c/jump.md (untyped_call): Add.
6280 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
6282 (m32c_address_cost): Detail costs for indirect offsets.
6284 2008-05-23 Rafael Espindola <espindola@google.com>
6286 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
6287 if a node is a SUBREG.
6288 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
6291 2008-05-23 Paul Brook <paul@codesourcery.com>
6292 Carlos O'Donell <carlos@codesourcery.com>
6294 * doc/extend.texi: Clarify use of __attribute__((naked)).
6295 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
6296 * target.h (gcc_target): Add allocate_stack_slots_for_args.
6297 * function.c (use_register_for_decl): Use
6298 targetm.calls.allocate_stack_slots_for_args.
6299 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
6300 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
6301 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
6303 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
6305 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
6307 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
6309 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
6310 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
6311 is only rounded once.
6313 2008-05-23 Richard Guenther <rguenther@suse.de>
6315 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
6317 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
6318 Jakub Jelinek <jakub@redhat.com>
6321 * configure.ac: Handle --enable-cld.
6322 * configure: Regenerated.
6323 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
6324 * config/i386/i386.h (struct machine_function): Add needs_cld field.
6325 (ix86_current_function_needs_cld): New define.
6326 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
6327 (cld): New isns pattern.
6328 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
6329 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
6330 * config/i386/i386.opt (mcld): New option.
6331 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
6332 TARGET_CLD and ix86_current_function_needs_cld.
6333 (override_options): Use -mcld by default for 32-bit code if
6336 * doc/install.texi (Options specification): Document --enable-cld.
6337 * doc/invoke.texi (Machine Dependent Options)
6338 [i386 and x86-64 Options]: Add -mcld option.
6339 (Intel 386 and AMD x86-64 Options): Document -mcld option.
6341 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
6342 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
6343 (return_in_memory_64): Likewise.
6344 (return_in_memory_ms_64): Likewise.
6346 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6348 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
6349 * builtins.c (fold_builtin_fpclassify): New.
6350 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
6351 * builtins.def (BUILT_IN_FPCLASSIFY): New.
6352 * c-common.c (handle_type_generic_attribute): Adjust to accept
6353 fixed arguments before an elipsis.
6354 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
6355 * doc/extend.texi: Document __builtin_fpclassify.
6357 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
6359 * omp-low.c (gate_expand_omp_ssa): Remove.
6360 (pass_expand_omp_ssa): Remove.
6361 (gate_expand_omp): Do not check for flag_openmp_ssa.
6362 * common.opt (-fopenmp-ssa): Remove.
6363 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
6365 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
6367 * config/sh/sh.opt (mfixed-range): New option.
6368 * config/sh/sh-protos.h (sh_fix_range): Declare.
6369 * config/sh/sh.c (sh_fix_range): New function.
6370 * config/sh/sh.h (sh_fixed_range_str): Declare.
6371 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
6373 * doc/invoke.texi (SH Options): Document -mfixed-range.
6375 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
6377 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
6378 it before the redeclaration.
6380 2008-05-22 Anatoly Sokolov <aesok@post.ru>
6382 * config/avr/avr.c (get_sequence_length): Add new function.
6383 (expand_prologue, expand_epilogue): Remove duplicate code.
6385 2008-05-22 Rafael Espindola <espindola@google.com>
6387 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
6390 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
6392 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
6393 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
6395 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
6396 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
6397 (vect_update_misalignment_for_peel): Likewise.
6398 (vector_alignment_reachable_p): Likewise.
6399 * tree-vect-transform.c (vectorizable_load): Likewise.
6400 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
6401 (get_vectype_for_scalar_type): Pass mode of scalar_type
6402 to UNITS_PER_SIMD_WORD.
6404 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
6405 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
6406 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
6407 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
6408 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
6410 2008-05-22 Ira Rosen <irar@il.ibm.com>
6412 PR tree-optimization/36293
6413 * tree-vect-transform.c (vect_transform_strided_load): Don't check
6414 if the first load must be skipped because of a gap.
6416 2008-05-22 Richard Guenther <rguenther@suse.de>
6418 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
6419 more cases of offset disambiguation that is possible if
6420 strict-aliasing rules apply.
6421 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
6422 for basic offset and type-based disambiguation.
6424 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6426 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
6427 ix86_expand_vector_set on V16QImode for SSE4.1.
6429 2008-05-21 Tom Tromey <tromey@redhat.com>
6431 * c.opt (Wimport): Mark as undocumented.
6432 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
6434 (Warning Options): Likewise.
6435 * doc/cppopts.texi: Don't mention -Wimport.
6437 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
6439 PR tree-optimization/36287
6440 PR tree-optimization/36286
6441 * lambda-code.c (build_access_matrix): Do not use the loop->num
6442 for computing the number of induction variables: use the loop depth
6445 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
6448 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
6449 option -f(no-)leading-underscore.
6451 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6453 * config/i386/i386.c (ix86_expand_vector_init_general): Use
6454 GET_MODE_NUNITS (mode).
6456 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
6458 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
6459 (-mmulhw): Add 464 to description.
6460 (-mdlmzb): Likewise.
6461 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
6462 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
6464 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
6465 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
6466 * config/rs6000/rs6000.md: Update comments for 464.
6468 2008-05-21 Janis Johnson <janis187@us.ibm.com>
6470 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
6472 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6474 * config/i386/sse.md (vec_extractv4sf): Removed.
6475 (vec_extractv2df): Likewise.
6476 (vec_extractv2di): Likewise.
6477 (vec_extractv4si): Likewise.
6478 (vec_extractv8hi): Likewise.
6479 (vec_extractv16qi): Likewise.
6480 (vec_extract<mode>): New.
6482 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6484 * config/i386/sse.md (vec_setv4sf): Removed.
6485 (vec_setv2df): Likewise.
6486 (vec_setv2di): Likewise.
6487 (vec_setv4si): Likewise.
6488 (vec_setv8hi): Likewise.
6489 (vec_setv16qi): Likewise.
6490 (vec_set<mode>): New.
6492 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6494 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
6495 goto for vec_concat and vec_interleave.
6497 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
6499 * config/i386/sse.md (vec_initv4sf): Removed.
6500 (vec_initv2df): Likewise.
6501 (vec_initv2di): Likewise.
6502 (vec_initv4si): Likewise.
6503 (vec_initv8hi): Likewise.
6504 (vec_initv16qi): Likewise.
6505 (vec_init<mode>): New.
6507 2008-05-21 Joseph Myers <joseph@codesourcery.com>
6509 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
6511 2008-05-21 Tom Tromey <tromey@redhat.com>
6513 * ggc-zone.c (lookup_page_table_if_allocated): New function.
6514 (zone_find_object_offset): Likewise.
6515 (gt_ggc_m_S): Likewise.
6516 (highest_bit): Likewise.
6517 * ggc-page.c (gt_ggc_m_S): New function.
6518 * stringpool.c (string_stack): Remove.
6519 (init_stringpool): Update.
6520 (ggc_alloc_string): Use ggc_alloc.
6521 (maybe_delete_ident): New function.
6522 (ggc_purge_stringpool): Likewise.
6523 (gt_ggc_m_S): Remove.
6524 * ggc-common.c (ggc_protect_identifiers): New global.
6525 (ggc_mark_roots): Call ggc_purge_stringpool. Use
6526 ggc_protect_identifiers.
6527 * ggc.h (ggc_protect_identifiers): Declare.
6528 (gt_ggc_m_S): Update.
6529 (ggc_purge_stringpool): Declare.
6530 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
6531 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
6533 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
6535 2008-05-21 David S. Miller <davem@davemloft.net>
6537 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
6540 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
6542 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
6545 2008-05-20 David Daney <ddaney@avtrex.com>
6547 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
6548 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
6549 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
6550 UNSPEC_UPDATE_GOT_VERSION): Renumber.
6551 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
6552 (atomic_hiqi_op): New define_code_iterator.
6553 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
6554 mips_expand_compare_and_swap_12.
6555 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
6556 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
6557 (sync_<optab><mode>, sync_old_<optab><mode>,
6558 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6559 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
6560 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
6561 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
6562 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
6563 (test_and_set_12): New insn.
6564 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
6565 sync_new_<optab><mode>, sync_old_nand<mode>,
6566 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
6567 clobber to operand 0 for SI and DI mode insns.
6568 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
6569 mips_gen_fn_4): New typedefs.
6570 (mips_gen_fn_ptrs): Define new union type.
6571 (mips_expand_compare_and_swap_12): Remove declaration.
6572 (mips_expand_atomic_qihi): Declare function.
6573 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
6574 (mips_expand_atomic_qihi): ... this. Use new generator function
6576 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
6577 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
6578 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
6579 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
6580 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
6581 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
6582 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
6583 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
6584 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
6585 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
6588 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
6590 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
6593 2008-05-20 Anatoly Sokolov <aesok@post.ru>
6595 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
6596 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
6597 (avr_attribute_table): Add 'OS_main' function attribute.
6598 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
6599 functions with 'OS_main' attribute.
6601 2008-05-20 Richard Guenther <rguenther@suse.de>
6603 PR tree-optimization/35204
6604 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
6605 helper, split out from ...
6606 (DFS): ... here. Make the DFS walk non-recursive.
6608 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
6609 Jan Sjodin <jan.sjodin@amd.com>
6611 PR tree-optimization/36181
6612 * tree-parloops.c (loop_has_vector_phi_nodes): New.
6613 (parallelize_loops): Don't parallelize when the loop has vector
6616 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
6617 Sebastian Pop <sebastian.pop@amd.com>
6619 * tree-loop-linear.c (gather_interchange_stats): Look in the access
6620 matrix, and never look at the tree representation of the memory
6622 (linear_transform_loops): Computes parameters and access matrices.
6623 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
6625 (access_matrix_get_index_for_parameter): New.
6626 * tree-data-ref.h (struct access_matrix): New.
6627 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
6628 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
6629 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
6630 am_vector_index_for_loop): New.
6631 (struct data_reference): Add field access_matrix.
6632 (DR_ACCESS_MATRIX): New.
6633 (compute_data_dependences_for_loop): Update declaration.
6634 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
6635 * lambda.h (lambda_vector_vec_p): Declared.
6636 * lambda-code.c: Depend on pointer-set.h.
6637 (lambda_collect_parameters_from_af, lambda_collect_parameters,
6638 av_for_af_base, av_for_af, build_access_matrix,
6639 lambda_compute_access_matrices): New.
6640 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
6642 2008-05-20 Joseph Myers <joseph@codesourcery.com>
6644 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
6647 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
6648 Sebastian Pop <sebastian.pop@amd.com>
6650 PR tree-optimization/36206
6651 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
6653 (instantiate_scev_1): Rename flags to fold_conversions.
6654 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
6655 outeside instantiation_loop.
6656 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
6657 (evolution_function_is_affine_or_constant_p): Removed.
6658 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
6660 (analyze_siv_subscript): Pass in the loop nest number.
6661 Call evolution_function_is_affine_in_loop instead of
6662 evolution_function_is_affine_p.
6663 (analyze_overlapping_iterations): Pass in the loop nest number.
6665 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
6666 Sebastian Pop <sebastian.pop@amd.com>
6668 PR tree-optimization/36206
6669 * tree-chrec.h (chrec_fold_op): New.
6670 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
6673 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
6675 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
6677 (remove_duplicates): Do not set inode on non-inode systems.
6680 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
6682 * config.gcc (tm_file): Update comments about relative pathnames.
6684 2008-05-20 Richard Guenther <rguenther@suse.de>
6686 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
6687 * tree-ssa-sccvn.c (process_scc): Likewise.
6688 * tree-ssa-sink.c (execute_sink_code): Likewise.
6689 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
6690 * tree-vrp.c (process_assert_insertions): Likewise.
6691 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
6692 (perform_tree_ssa_dce): Likewise.
6693 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
6694 (dump_dominator_optimization_stats): Likewise.
6695 * tree-vectorizer.c (vectorize_loops): Likewise.
6697 2008-05-20 Richard Guenther <rguenther@suse.de>
6699 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
6701 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
6703 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
6704 (ix86_i386elf_return_in_memory): Likewise.
6705 (ix86_i386interix_return_in_memory): Likewise.
6706 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
6707 (SUBTARGET_RETURN_IN_MEMORY): New.
6708 * config/i386/i386elf.h: Likewise.
6709 * config/i386/ptx4-i.h: Likewise.
6710 * config/i386/sol2-10.h: Likewise.
6711 * config/i386/sysv4.h: Likewise.
6712 * config/i386/vx-common.h: Likewise.
6713 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
6714 * config/i386/i386.c (ix86_return_in_memory): Made static and
6715 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
6716 (ix86_i386elf_return_in_memory): Removed.
6717 (ix86_i386interix_return_in_memory): Removed.
6718 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
6719 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
6721 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
6723 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
6725 2008-05-19 Xinliang David Li <davidxl@google.com>
6727 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
6729 * common.opt: Ditto.
6730 * doc/invoke.texi: Ditto.
6732 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
6734 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
6735 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
6737 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
6739 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
6740 sizes of operand array from 8/4 to 4/2.
6741 (ix86_expand_vector_init_general): Change size of operand array
6742 from 32 to 16. Remove op0, op1 and half_mode.
6744 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
6746 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
6747 (ix86_expand_vector_init_interleave): Likewise.
6748 (ix86_expand_vector_init_general): Use them. Assert
6749 word_mode == SImode when n_words == 4.
6751 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
6753 * config/i386/i386.c (ix86_secondary_reload): New static function.
6754 (TARGET_SECONDARY_RELOAD): New define.
6755 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
6756 * config/i386/i386.md (reload_outqi): Remove.
6758 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6761 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
6762 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
6763 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
6764 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
6765 (fold_builtin_1): Likewise.
6766 * builtins.def (BUILT_IN_ISINF_SIGN): New.
6767 c-common.c (check_builtin_function_arguments): Handle
6768 BUILT_IN_ISINF_SIGN.
6769 * doc/extend.texi: Document __builtin_isinf_sign.
6770 * fold-const.c (operand_equal_p): Handle COND_EXPR.
6772 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
6774 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
6775 EH cleanup at the end of the pass, search for those that have been
6776 turned into forwarder blocks and do the cleanup on their successor.
6778 2008-05-18 Richard Guenther <rguenther@suse.de>
6780 * tree-cfg.c (verify_gimple_expr): Allow conversions from
6781 pointers to sizetype and vice versa.
6783 2008-05-18 Xinliang David Li <davidxl@google.com>
6785 * gcc/tree-ssa-dce.c: Coding style fix.
6786 (check_pow): Documentation comment.
6787 (check_log): Documenation comment. Coding style fix.
6788 (is_unnecessary_except_errno_call): Ditto.
6789 (gen_conditions_for_pow): Ditto.
6790 (gen_conditions_for_log): Ditto.
6791 (gen_shrink_wrap_conditions): Ditto.
6792 (shrink_wrap_one_built_in_calls): Ditto.
6793 * gcc/doc/invoke.texi: Better documentation string.
6794 * ChangeLog: Fix wrong change log entries from
6795 May 17 checkin on function call DCE.
6797 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
6799 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
6801 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
6803 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
6804 * df-problems.c (simulation routines): Fixed block comment to
6805 properly say how to add forwards scanning functions.
6807 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
6809 * tree-inline.c (setup_one_parameter): Remove dead code.
6811 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
6813 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
6814 a BIT_AND_EXPR only for an INTEGER_TYPE.
6816 2008-05-17 Xinliang David Li <davidxl@google.com>
6818 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
6819 (check_pow, check_log, is_unnecessary_except_errno_call): New
6820 functions to check for eliminating math functions that are pure
6821 except for setting errno.
6822 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
6823 general condition expressions for shrink-wrapping pow/log calls.
6824 (gen_shrink_wrap_conditions): Ditto.
6825 (shrink_wrap_one_built_in_call): Ditto.
6826 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
6827 (mark_operand_necessary): If debugging, output if OP is necessary.
6828 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
6830 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
6832 * gcc/common.opt: New user flag -ftree-builtin-dce.
6833 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
6835 2008-05-16 David S. Miller <davem@davemloft.net>
6837 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
6838 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
6840 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
6843 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
6845 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6847 * ifcvt.c (dead_or_predicable): Rename
6848 df_simulate_one_insn_backwards to df_simulate_one_insn.
6849 * recog.c (peephole2_optimize): Ditto.
6850 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
6852 * df.h: Rename df_simulate_one_insn_backwards to
6853 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
6854 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
6855 scanning of defs and uses.
6856 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
6857 (df_simulate_one_insn_forwards): Removed.
6859 2008-05-16 Doug Kwan <dougkwan@google.com>
6861 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
6863 (real_from_string): Handle NaNs and Inf as approriate.
6865 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
6867 * doc/gty.texi (Source Files Containing Type Information): Note
6868 that headers should appear first in the gtfiles list.
6870 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6872 * tree.def (COND_EXEC): Properly documented this code.
6874 2008-05-16 Diego Novillo <dnovillo@google.com>
6876 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
6877 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
6880 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6882 * tree-ssa-dse (max_stmt_uid): Removed.
6883 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
6884 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
6885 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
6886 * function.h (cfun.last_stmt_uid): New field.
6887 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
6888 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
6890 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
6891 (create_stmt_ann): Initialize the ann->uid field.
6892 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
6894 * tree-flow.h (renumber_gimple_stmt_uids): New function.
6896 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
6898 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
6899 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
6900 (init_empty_tree_cfg): Call it.
6902 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6904 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
6907 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
6909 * doc/invoke.text (-fdump-tree-*-verbose): New option.
6910 * tree-dump.c (dump_options): New verbose option.
6911 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
6913 * tree-pass.h (TDF_VERBOSE): New dump flag.
6914 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
6915 (tree-flow.h): Added include.
6916 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
6918 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
6920 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
6922 From Jie Zhang <jie.zhang@analog.com>
6923 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6924 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
6925 mcpu=bf561-none and mcpu=bf561-0.2.
6926 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6927 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
6928 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
6929 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
6930 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
6931 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
6932 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
6934 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
6935 (cputype_selected): Remove.
6936 (bfin_handle_option): Don't use cputype_selected.
6937 (override_options): When no mcpu option, enable all workarounds.
6938 Don't use bfin_workarounds.
6939 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
6941 (DEFAULT_CPU_TYPE): Don't define.
6943 2008-05-16 Richard Guenther <rguenther@suse.de>
6945 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
6946 on deletion of the last stmt.
6948 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
6950 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
6951 V8HImode for SSE2 and V16QImode for SSE4.1.
6953 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6955 * cgraph.h (compute_inline_parameters): Made public.
6956 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
6957 variable_generate_summary, function_write_summary,
6958 variable_write_summary, variable_read_summary. Added generate_summary,
6959 write_summary, read_summary.
6960 * cgraphunit.c (cgraph_process_new_functions): Changed call from
6961 pass_ipa_inline.function_generate_summary, to
6962 compute_inline_parameters.
6963 * ipa-inline.c (compute_inline_parameters): Made public and added
6965 (compute_inline_parameters_for_current): New function.
6966 (pass_inline_param): Now calls compute_inline_parameters_for_current.
6967 (inline_generate_summary): Removed parameter and made to loop over
6969 (pass_ipa_inline): Updated for new IPA_PASS structure.
6970 * passes.c (execute_ipa_summary_passes): Now is called once per
6971 pass rather than once per node*pass.
6973 2008-05-15 Anatoly Sokolov <aesok@post.ru>
6975 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
6976 avr_have_mul_p, avr_asm_only_p): Remove variables.
6977 (avr_override_options): Remove initialization of removed variables.
6978 (avr_file_start): Convert removed variables to fields of
6979 'struct base_arch_s *avr_current_arch'.
6980 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
6981 (AVR_HAVE_MUL): (Ditto.).
6982 (AVR_HAVE_MOVW): (Ditto.).
6983 (AVR_HAVE_LPMX): (Ditto.).
6984 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
6985 avr_asm_only_p): Remove declaration.
6987 2008-05-15 Diego Novillo <dnovillo@google.com>
6989 * config/arm/arm.c (arm_return_in_memory): Fix return type.
6990 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
6992 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
6995 * combine.c (check_conversion): Rename back to check_promoted_subreg.
6996 Don't call record_truncated_value from here.
6997 (record_truncated_value): Turn it into a for_each_rtx callback.
6998 (record_truncated_values): New function.
6999 (combine_instructions): Call note_uses with record_truncated_values.
7000 Change name of check_conversion to check_promoted_subreg.
7002 2008-05-15 Janis Johnson <janis187@us.ibm.com>
7004 * doc/sourcebuild.texi: Document support for torture tests.
7006 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
7008 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
7009 to alternative 4 of operand 2.
7011 2008-05-15 Richard Guenther <rguenther@suse.de>
7013 * tree-pass.h (current_pass): Declare.
7014 (get_pass_for_id): Likewise.
7015 * passes.c (passes_by_id, passes_by_id_size): New globals.
7016 (set_pass_for_id): New function.
7017 (get_pass_for_id): Likewise.
7018 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
7019 (execute_function_todo): Flush per function statistics.
7020 * toplev.c (compile_file): Init statistics.
7021 (general_init): Do early statistics initialization.
7022 (finalize): Finish statistics.
7023 * statistics.h (statistics_early_init): Declare.
7024 (statistics_init): Likewise.
7025 (statistics_fini): Likewise.
7026 (statistics_fini_pass): Likewise.
7027 (statistics_counter_event): Likewise.
7028 (statistics_histogram_event): Likewise.
7029 * statistics.c: New file.
7030 * Makefile.in (OBJS-common): Add statistics.o.
7031 (statistics.o): Add dependencies.
7032 * doc/invoke.texi (-fdump-statistics): Document.
7034 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
7036 (execute_pre): Use statistics_counter_event.
7037 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
7038 (substitute_and_fold): Increment it. Use statistics_counter_event.
7040 2008-05-15 Diego Novillo <dnovillo@google.com>
7042 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
7044 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
7045 * tree-ssa-alias.c (new_type_alias): Remove references to
7046 sub-variables from comment.
7047 * tree-ssa-operands.c (swap_tree_operands): Likewise.
7049 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
7051 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
7052 attribute to 1 only for insertps alternative.
7054 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
7056 * config/bfin/bfin.md (loadbytes): New pattern.
7057 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
7058 (bfin_init_builtins): Initialize it.
7059 (bdesc_1arg): Add it.
7061 2008-05-15 Sa Liu <saliu@de.ibm.com>
7063 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
7064 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
7065 * testsuite/lib/target-supports.exp: Add
7066 check_effective_target_fortran_integer_16.
7068 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
7070 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
7071 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
7072 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
7073 (TARGET_RETURN_IN_MEMORY): Define.
7075 2008-05-15 Richard Guenther <rguenther@suse.de>
7078 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
7079 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
7080 represent unmodifiable vars.
7082 2008-05-15 Richard Guenther <rguenther@suse.de>
7084 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
7085 INDIRECT_REF and TARGET_MEM_REF.
7086 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
7089 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
7090 H.J. Lu <hongjiu.lu@intel.com>
7092 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
7093 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
7094 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
7095 insn alternatives. Add missing alternatives.
7096 (*vec_concatv2di_rex64_sse4_1): Likewise.
7097 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
7098 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
7101 2008-05-15 Richard Guenther <rguenther@suse.de>
7103 PR tree-optimization/36009
7104 PR tree-optimization/36204
7105 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
7106 (determine_invariantness_stmt): Record the loop a store is
7108 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
7111 2008-05-15 Richard Guenther <rguenther@suse.de>
7113 PR tree-optimization/34330
7114 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
7115 through the pointer will alias the SMT.
7117 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
7119 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
7121 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
7123 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
7125 2008-05-14 Michael Meissner <michael.meissner@amd.com>
7126 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7128 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
7129 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
7130 (vashl_optab): New optab for vector/vector shifts.
7131 (vashr_optab): Ditto.
7132 (vlshr_optab): Ditto.
7133 (vrotl_optab): Ditto.
7134 (vrotr_optab): Ditto.
7135 (optab_subtype): New enum for optab_for_tree_code call.
7136 (optab_for_tree_code): Add enum optab_subtype argument.
7138 * optabs.c (optab_for_tree_code): Take an additional argument to
7139 distinguish between a vector shift by a scalar and vector shift by
7140 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
7141 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
7142 vector shift by a vector.
7143 (expand_widen_pattern_expr): Pass additional argument to
7144 optab_for_tree_code.
7146 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
7147 vrotl_optab, vrotr_optab.
7149 * expr.c (expand_expr_real_1): Update calls to
7150 optab_for_tree_code to distinguish between vector shifted by a
7151 scalar and vector shifted by a vector.
7152 * tree-vectorizer.c (supportable_widening_operation): Ditto.
7153 (supportable_narrowing_operation): Ditto.
7154 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
7155 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
7156 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
7157 (vect_create_epilog_for_reduction): Ditto.
7158 (vectorizable_reduction): Ditto.
7159 (vectorizable_operation): Ditto.
7160 (vect_strided_store_supported): Ditto.
7161 (vect_strided_load_supported): Ditto.
7162 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7163 * expmed.c (expand_shift): Ditto.
7165 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
7167 (ashr@var{m}3): Ditto.
7168 (vashl@var{m}3): Document new vector/vector shift standard name.
7169 (vashr@var{m}3): Ditto.
7170 (vlshr@var{m}3): Ditto.
7171 (vrotl@var{m}3): Ditto.
7172 (vrotr@var{m}3): Ditto.
7174 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
7175 (PPERM_INVERT): Ditto.
7176 (PPERM_REVERSE): Ditto.
7177 (PPERM_REV_INV): Ditto.
7178 (PPERM_ZERO): Ditto.
7179 (PPERM_ONES): Ditto.
7180 (PPERM_SIGN): Ditto.
7181 (PPERM_INV_SIGN): Ditto.
7182 (PPERM_SRC1): Ditto.
7183 (PPERM_SRC2): Ditto.
7185 * config/i386/sse.md (mulv2di3): Add SSE5 support.
7186 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
7187 allows a memory operand to be the value being added, and split it
7188 to improve vectorization.
7189 (sse5_pmacsdqh_mem): Ditto.
7190 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
7191 (sse5_mulv2div2di3_high): Ditto.
7192 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
7193 (vec_pack_trunc_v4si): Ditto.
7194 (vec_pack_trunc_v2di): Ditto.
7195 (sse5_pcmov_<mode>): Remove code that tried to use use
7196 andps/andnps instead of pcmov.
7197 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
7198 pmacsdqh instructions.
7199 (vec_widen_smult_lo_v4si): Ditto.
7201 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
7202 (PPERM_INVERT): Ditto.
7203 (PPERM_REVERSE): Ditto.
7204 (PPERM_REV_INV): Ditto.
7205 (PPERM_ZERO): Ditto.
7206 (PPERM_ONES): Ditto.
7207 (PPERM_SIGN): Ditto.
7208 (PPERM_INV_SIGN): Ditto.
7209 (PPERM_SRC1): Ditto.
7210 (PPERM_SRC2): Ditto.
7211 (ix86_expand_sse_movcc): Move the SSE5 test after the if
7213 (ix86_expand_int_vcond): If SSE5 generate all possible integer
7215 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
7216 says ignore whether the last reference is a memory operand.
7218 2008-05-14 Michael Meissner <michael.meissner@amd.com>
7219 Paolo Bonzini <bonzini at gnu dot org>
7221 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
7224 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
7225 (vlshr<mode>3): Rename from vlshr<mode>3.
7226 (vashr<mode>3): Rename from vashr<mode>3.
7227 (mulv4sf3): Change the names of vector shift patterns.
7231 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
7234 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
7259 * config/spu/spu.md (v): New iterator macro to add v for vector types.
7260 (floatunssidf2_internal): Change vector/vector shift names.
7261 (floatunsdidf2_internal): Ditto.
7268 (vashl<mode>3): Rename from ashl<mode>3.
7269 (vashr<mode>3): Rename from ashr<mode>3.
7270 (vlshr<mode>3): Rename from lshr<mode>3.
7271 (vrotl<mode>3): Rename from rotl<mode>3.
7273 2008-05-14 Michael Meissner <michael.meissner@amd.com>
7276 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
7277 multiply gives the wrong value when doing widening multiplies.
7278 (vec_widen_smult_lo_v4si): Ditto.
7280 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
7282 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
7283 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
7284 emit_library_call_value.
7285 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
7286 * tree.h (ECF_LIBCALL_BLOCK): Removed.
7287 * calls.c (initialize_argument_information, precompute_arguments,
7288 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
7289 (precompute_arguments): Removed flags parameter.
7290 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
7292 2008-05-14 Richard Guenther <rguenther@suse.de>
7294 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
7295 Make sure to register the store if the use is a PHI_NODE.
7297 2008-05-14 Olivier Hainque <hainque@adacore.com>
7299 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
7300 memory if the component is to be referenced in BLKmode according
7301 to get_inner_reference.
7303 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
7305 * calls.c (emit_library_call_value_1): Restore code clearing
7306 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
7308 2008-05-14 Olivier Hainque <hainque@adacore.com>
7309 Nicolas Roche <roche@adacore.com>
7311 * configure.ac: Add support for a "gcc_subdir" variable in
7312 config-lang.in, to denote a subdirectory where the language/GCC
7313 integration files are to be found.
7314 * configure: Regenerate.
7316 2008-05-14 Ira Rosen <irar@il.ibm.com>
7318 PR tree-optimization/36098
7319 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
7320 value for the first load in the group in case of a gap.
7321 (vect_build_slp_tree): Check that there are no gaps in loads.
7323 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
7325 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
7326 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
7327 expand_copysign_bit, ): Change call to emit_no_conflict_block to
7328 emit_insn and remove unneeded code to construct extra args.
7329 (emit_no_conflict_block): Removed.
7330 * optabls.h: (emit_no_conflict_block): Removed.
7331 * cse.c (cse_extended_basic_block): Remove search for
7332 REG_NO_CONFLICT note.
7333 * global.c: Removed incorrect comment added in revision 117.
7334 * expr.c (convert_move): Change call to emit_no_conflict_block to
7336 * recog.c: Change comments so that they do not mention
7338 * local_alloc.c (combine_regs): Removed last parameter.
7339 (no_conflict_p): Removed.
7340 (block_alloc): Removed note, no_conflict_combined_regno and set
7341 local vars. Removed all code to process REG_NO_CONFLICT blocks.
7342 (combine_regs): Removed already_dead and code to look for
7343 REG_NO_CONFLICT notes.
7344 * lower_subreg (remove_retval_note): Removed code to look for
7345 REG_NO_CONFLICT block.
7346 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
7347 (resolve_clobber): Remove code to process libcalls that have
7348 REG_NO_CONFLICT notes.
7349 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
7351 * combine.c (can_combine_p, distribute_notes): Removed
7352 REG_NO_CONFLICT case.
7353 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
7355 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
7356 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
7358 * reg-notes.def (NO_CONFLICT): Removed.
7360 2008-05-14 David S. Miller <davem@davemloft.net>
7362 * config/sparc/sparc.c (sparc_profile_hook): If
7363 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
7364 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
7365 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
7367 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
7369 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
7371 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
7374 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
7375 and op1 expansion before vector concat to have less live pseudos.
7377 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
7379 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
7380 ix86_expand_vector_set if supported.
7382 2008-05-13 Diego Novillo <dnovillo@google.com>
7383 Kenneth Zadeck <zadeck@naturalbridge.com>
7385 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
7387 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
7388 phinodes_print_statistics, init_ssanames, fini_ssanames,
7389 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
7390 release_ssa_name, release_defs, replace_ssa_name_symbol,
7391 ssanames_print_statistics): Move ...
7392 * tree-flow.h: ... here.
7393 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
7394 Use FN instead of cfun.
7395 (make_ssa_name_fn): Rename from make_ssa_name.
7396 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
7397 * tree-flow-inline.h (make_ssa_name): Move from
7398 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
7399 * omp-low.c (expand_omp_parallel):
7400 * tree-flow-inline.h (redirect_edge_var_map_result):
7401 * tree-ssa.c (init_tree_ssa): Add argument FN.
7402 Use it instead of cfun. Update all users.
7404 2008-05-13 Tom Tromey <tromey@redhat.com>
7406 PR preprocessor/22168:
7407 * doc/cpp.texi (Top): Update menu.
7408 (Alternatives to Wrapper #ifndef): New node.
7409 (Other Directives): Document deprecation.
7410 (Obsolete Features): Remove menu.
7411 (Assertions): Merge node into Obsolete Features.
7412 (Obsolete once-only headers): Move earlier; rename to Alternatives
7414 * doc/cppopts.texi: Update.
7415 * c.opt (Wdeprecated): Enable for C and ObjC.
7416 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
7417 (C++ Dialect Options): Move -Wno-deprecated from here to...
7418 (Warning Options): ... here.
7420 2008-05-13 Richard Guenther <rguenther@suse.de>
7423 * fold-const.c (fold_sign_changed_comparison): Do not allow
7424 changes in pointer-ness.
7426 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
7429 * config/sh/sh.c (sh_expand_prologue): Don't clear
7430 RTX_FRAME_RELATED_P for push insns.
7432 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
7434 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
7436 2008-05-12 Anatoly Sokolov <aesok@post.ru>
7438 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
7439 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
7440 Use 'machine->is_leaf' instead of 'leaf_func_p'.
7442 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
7444 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
7445 (*vec_concatv4sf_sse): This.
7446 (*sse2_concatv2si): Renamed to ...
7447 (*vec_concatv2si_sse2): This.
7448 (*sse1_concatv2si): Renamed to ...
7449 (*vec_concatv2si_sse): This.
7450 (*vec_concatv2di_rex): Renamed to ...
7451 (*vec_concatv2di_rex64): This.
7452 (*vec_concatv2si_sse4_1): New.
7453 (*vec_concatv2di_rex64_sse4_1): Likewise.
7455 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
7457 PR rtl-optimization/36111
7458 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
7459 that was created for swappable operands.
7461 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
7464 * Makefile.in: Substitute GNATMAKE and GNATBIND.
7465 * configure.ac: Add call to ACX_PROG_GNAT.
7467 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
7469 * optc-gen.awk: Fix comment typo.
7471 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7473 * pretty-print.c (pp_integer_with_precision): Use
7474 HOST_LONG_LONG_FORMAT.
7476 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
7478 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
7480 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
7482 * config/i386/i386.c (bdesc_ptest): Removed.
7483 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
7484 (bdesc_args): Add __builtin_ia32_ptestz128,
7485 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
7486 (ix86_init_mmx_sse_builtins): Updated.
7487 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
7488 (ix86_expand_builtin): Updated.
7490 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
7492 * tree-cfg.c (valid_fixed_convert_types_p): New function.
7493 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
7495 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
7497 * value-prof.c (interesting_stringop_to_profile): Do not
7498 return early for BUILT_IN_MEMPCPY.
7500 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
7502 * calls.c (expand_call): Don't use callgraph to increase
7503 preferred_stack_boundary.
7505 * cgraph.h (cgraph_rtl_info): Use unsigned on
7506 preferred_incoming_stack_boundary.
7508 * final.c (rest_of_clean_state): Use unsigned on
7509 preferred_stack_boundary.
7511 2008-05-09 Tom Tromey <tromey@redhat.com>
7513 PR preprocessor/22231:
7514 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
7517 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
7519 PR tree-optimization/36129
7520 * tree-ssa-ccp.c: Include value-prof.h.
7521 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
7522 built-in function was folded to a constant.
7523 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
7525 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
7526 Sebastian Pop <sebastian.pop@amd.com>
7528 * tree-scalar-evolution.c: Document instantiate_scev.
7529 (instantiate_parameters_1): Renamed instantiate_scev_1.
7530 Don't use the same loop for instantiation_loop and evolution_loop.
7531 (instantiate_scev): New.
7532 (instantiate_parameters): Moved...
7533 (resolve_mixers): Update call to instantiate_scev_1 to pass the
7534 same loop twice. Maintains the semantics for this function.
7535 * tree-scalar-evolution.h (instantiate_scev): Declare.
7536 (instantiate_parameters): ...here. Now static inline.
7537 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
7538 instead of resolve_mixers.
7540 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7542 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
7544 2008-05-09 Tomas Bily <tbily@suse.cz>
7546 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
7547 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
7548 * tree-ssa-structalias.c (get_constraint_for): Likewise.
7549 * c-common.c (c_common_truthvalue_conversion): Likewise.
7550 * tree-object-size.c (compute_object_offset): Likewise.
7551 * tree-inline.c (estimate_num_insns_1): Likewise.
7552 * varasm.c (const_hash_1, compare_constant, copy_constant)
7553 (compute_reloc_for_constant, output_addressed_constants)
7554 (initializer_constant_valid_p): Likewise.
7555 * c-omp.c (check_omp_for_incr_expr): Likewise.
7556 * gimplify.c (gimplify_expr): Likewise.
7557 * c-typeck.c (c_finish_return): Likewise.
7558 * tree-vectorizer.c (supportable_widening_operation)
7559 (supportable_narrowing_operation): Likewise.
7560 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
7561 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
7562 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
7563 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
7564 (descr_info_loc): Likewise.
7565 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
7566 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
7567 (fold_unary): Likewise.
7568 * builtins.c (get_pointer_alignment): Likewise.
7569 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
7570 (instantiate_parameters_1): Likewise.
7571 * tree.c (expr_align, stabilize_reference): Likewise.
7572 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
7573 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
7574 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
7575 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
7576 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
7577 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
7579 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
7580 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
7581 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
7582 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
7583 (forward_propagate_comparison)
7584 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7585 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
7586 * emit-rtl.c (component_ref_for_mem_expr)
7587 (set_mem_attributes_minus_bitpos): Likewise.
7588 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
7589 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
7591 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
7592 (build_function_call, pointer_diff, build_compound_expr)
7593 (c_finish_return): Likewise.
7594 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
7595 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
7597 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
7598 * expr.c (is_aligning_offset): Likewise.
7599 * tree-ssa-alias.c (is_escape_site): Likewise.
7600 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
7601 (check_all_va_list_escapes): Likewise.
7602 * tree-ssa-loop-ivopts.c (determine_base_object)
7603 (determine_common_wider_type): Likewise.
7604 * dojump.c (do_jump): Likewise.
7605 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
7606 * tree-gimple.c (is_gimple_cast): Likewise.
7607 * fold-const.c (decode_field_reference, )
7608 (fold_sign_changed_comparison, fold_unary, fold_comparison)
7609 (fold_binary): Likewise.
7610 * tree-ssa-alias-warnings.c (find_alias_site_helper)
7611 (already_warned_in_frontend_p): Likewise.
7612 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
7613 * tree.c (really_constant_p, get_unwidened): Likewise.
7614 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
7615 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
7616 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
7618 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
7620 (CONVERT_EXPR_P): Define.
7621 (CASE_CONVERT): Define.
7623 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7626 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
7627 (delete_unmarked_insns): When deleting a call, call
7628 delete_unreachable_blocks.
7629 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
7630 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
7632 2008-05-08 Richard Guenther <rguenther@suse.de>
7634 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
7635 (-ftree-salias): Likewise.
7636 (salias-max-implicit-fields): Remove param documentation.
7637 (salias-max-array-elements): Likewise.
7638 * tree-pass.h (pass_create_structure_vars): Remove.
7639 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
7640 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
7641 * tree-ssa-alias.c (create_structure_vars): Remove.
7642 (gate_structure_vars): Likewise.
7643 (pass_create_structure_vars): Likewise.
7644 (gate_build_alias): Likewise.
7645 (pass_build_alias): Adjust to run always and dump the function.
7646 * common.opt (ftree-salias): Hide.
7647 * passes.c (init_optimization_passes): Remove
7648 pass_create_structure_vars, adjust comment.
7649 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
7650 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
7651 * opts.c (decode_options): Do not set flag_tree_salias.
7652 (common_handle_option): Add OPT_ftree_salias to the backward
7653 compatibility section.
7655 2008-05-08 Richard Guenther <rguenther@suse.de>
7657 * tree-flow-inline.h (var_can_have_subvars): Move ...
7658 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
7659 * tree-flow.h (var_can_have_subvars): Remove.
7660 (push_fields_onto_fieldstack): Remove.
7661 (sort_fieldstack): Likewise.
7662 (struct fieldoff): Move ...
7663 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
7664 alias_set and base_for_components fields.
7665 (sort_fieldstack): Make static.
7666 (push_fields_onto_fieldstack): Likewise. Remove code that
7667 handles anything but RECORD_TYPEs. Remove alias_set and
7668 base_for_components handling.
7669 (create_variable_info_for): Adjust.
7671 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
7673 * common.opt (Wframe-larger-than=): Shorten the help message
7675 * doc/invoke.texi (Wframe-larger-than=): Add more description.
7677 2008-05-08 Rafael Espindola <espindola@google.com>
7679 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
7681 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
7682 trap and that both operands are gimple values.
7683 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
7684 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
7687 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
7689 * read-rtl.c (join_c_conditions): Return the first string if the
7690 two strings are equal.
7692 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
7694 * gensupport.h (pred_data): Add a "num_codes" field.
7695 (add_predicate_code): Declare.
7696 * gensupport.c (add_predicate_code): New function.
7697 (std_pred_table): Add an "allows_const_p" field.
7698 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
7699 Remove the (incomplete) list of such codes from the codes field.
7700 (init_predicate_table): Use add_predicate_code. Add all
7701 RTX_CONST_OBJs if allows_const_p is true.
7702 * genrecog.c (process_define_predicate): Use add_predicate_code.
7704 2008-05-08 David Daney <ddaney@avtrex.com>
7705 Richard Sandiford <rsandifo@nildram.co.uk>
7707 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
7708 special case of constant zero operands.
7709 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
7710 old and new values. Special case constant zero values.
7711 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
7713 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
7714 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
7716 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
7719 * simplify-rtx.c (simplify_plus_minus): Create CONST of
7720 similar RTX_CONST_OBJ before CONST_INT.
7722 2008-05-08 Steve Ellcey <sje@cup.hp.com>
7724 * stmt.c (expand_stack_restore): Change sa mode if needed.
7726 2008-05-08 Richard Guenther <rguenther@suse.de>
7728 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
7729 return type to bool.
7730 (ix86_sol10_return_in_memory): Likewise.
7731 (ix86_i386elf_return_in_memory): Likewise.
7732 (ix86_i386interix_return_in_memory): Likewise.
7733 * config/i386/i386.c (ix86_return_in_memory): Likewise.
7734 (ix86_sol10_return_in_memory): Likewise.
7735 (ix86_i386elf_return_in_memory): Likewise.
7736 (ix86_i386interix_return_in_memory): Likewise.
7738 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
7741 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
7743 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
7744 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
7747 2008-05-08 Richard Guenther <rguenther@suse.de>
7749 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
7750 * tree-data-ref.h (struct dr_alias): Remove subvars field.
7751 (DR_SUBVARS): Remove.
7752 * tree-dfa.c (dump_subvars_for): Remove.
7753 (debug_subvars_for): Likewise.
7754 (dump_variable): Do not dump subvars.
7755 (remove_referenced_var): Do not remove subvars.
7756 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
7757 (lookup_subvars_for_var): Remove.
7758 (get_subvars_for_var): Likewise.
7759 (get_subvars_at): Likewise.
7760 (get_first_overlapping_subvar): Likewise.
7761 (overlap_subvar): Likewise.
7762 * tree-flow.h (subvar_t): Remove.
7763 (struct var_ann_d): Remove subvars field.
7764 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
7765 argument. Remove special handling of SFTs.
7766 (compute_tag_properties): Likewise.
7767 (set_initial_properties): Likewise.
7768 (compute_call_clobbered): Likewise.
7769 (count_mem_refs): Likewise.
7770 (compute_memory_partitions): Likewise.
7771 (compute_flow_insensitive_aliasing): Likewise.
7772 (setup_pointers_and_addressables): Likewise.
7773 (new_type_alias): Likewise.
7774 (struct used_part): Remove.
7775 (used_portions): Likewise.
7776 (struct used_part_map): Likewise.
7777 (used_part_map_eq): Likewise.
7778 (used_part_map_hash): Likewise.
7779 (free_used_part_map): Likewise.
7780 (up_lookup): Likewise.
7781 (up_insert): Likewise.
7782 (get_or_create_used_part_for): Likewise.
7783 (create_sft): Likewise.
7784 (create_overlap_variables_for): Likewise.
7785 (find_used_portions): Likewise.
7786 (create_structure_vars): Likewise.
7787 * tree.def (STRUCT_FIELD_TAG): Remove.
7788 * tree.h (MTAG_P): Adjust.
7789 (struct tree_memory_tag): Remove base_for_components and
7790 unpartitionable flags.
7791 (struct tree_struct_field_tag): Remove.
7792 (SFT_PARENT_VAR): Likewise.
7793 (SFT_OFFSET): Likewise.
7794 (SFT_SIZE): Likewise.
7795 (SFT_NONADDRESSABLE_P): Likewise.
7796 (SFT_ALIAS_SET): Likewise.
7797 (SFT_UNPARTITIONABLE_P): Likewise.
7798 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
7799 (union tree_node): Remove sft field.
7800 * alias.c (get_alias_set): Remove special handling of SFTs.
7801 * print-tree.c (print_node): Remove handling of SFTs.
7802 * tree-dump.c (dequeue_and_dump): Likewise.
7803 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
7804 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
7805 * tree-predcom.c (set_alias_info): Do not set subvars.
7806 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
7807 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
7808 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
7809 (add_vars_for_offset): Remove.
7810 (add_virtual_operand): Remove special handling of SFTs.
7811 (add_call_clobber_ops): Likewise.
7812 (add_call_read_ops): Likewise.
7813 (get_asm_expr_operands): Likewise.
7814 (get_modify_stmt_operands): Likewise.
7815 (get_expr_operands): Likewise.
7816 (add_to_addressable_set): Likewise.
7817 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
7818 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
7819 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
7820 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
7821 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
7822 (tree_node_structure): Likewise.
7823 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
7825 (find_what_p_points_to): Likewise.
7827 2008-05-08 Sa Liu <saliu@de.ibm.com>
7829 * config/spu/spu.md: Fixed subti3 pattern.
7831 2008-05-08 Richard Guenther <rguenther@suse.de>
7834 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
7835 sure to create a representative for trailing arrays for PTA.
7837 2008-05-08 Richard Guenther <rguenther@suse.de>
7840 * fold-const.c (operand_equal_p): Two objects which types
7841 differ in pointerness are not equal.
7843 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
7845 * calls.c (compute_argument_block_size): Add argument tree fndecl.
7846 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
7847 (emit_library_call_value_1): Add new variable fndecl initialized by
7848 NULL_TREE. It should be the decl type of orgfun, but this information
7849 seems not to be available here, so it uses the default calling abi.
7850 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
7851 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
7852 by TARGET_RETURN_IN_MEMORY.
7853 * config/i386/i386-interix.h: Likewise.
7854 * config/i386/i386.h: Likewise.
7855 * config/i386/i386elf.h: Likewise.
7856 * config/i386/ptx4-i.h: Likewise.
7857 * config/i386/sol2-10.h: Likewise.
7858 * config/i386/sysv4.h: Likewise.
7859 * config/i386/vx-common.h: Likewise.
7860 * config/cris/cris.h: Removed #if 0 clause.
7861 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
7862 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
7864 (ix86_sol10_return_in_memory): Likewise.
7865 (ix86_i386elf_return_in_memory): New.
7866 (ix86_i386interix_return_in_memory): New.
7867 * config/mt/mt-protos.h (mt_return_in_memory): New.
7868 * config/mt/mt.c: Likewise.
7869 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
7870 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
7871 * config/bfin/bfin.h: Likewise.
7872 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
7874 * config/bfin/bfin.c: Likewise.
7875 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
7876 * config/alpha/unicosmk.h: Likewise.
7877 * config/i386/cygming.h: Likewise.
7878 * config/iq2000/iq2000.h: Likewise.
7879 * config/mips/mips.h: Likewise.
7880 * config/mn10300/mn10300.h: Likewise.
7881 * config/rs6000/rs6000.h: Likewise.
7882 * config/score/score.h: Likewise.
7883 * config/spu/spu.h: Likewise.
7884 * config/v850/v850.h: Likewise.
7885 * defaults.h: Likewise.
7886 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
7887 * expr.c (emit_block_move): Adjust use of
7888 OUTGOING_REG_PARM_STACK_SPACE.
7889 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
7890 OUTGOING_REG_PARM_STACK_SPACE.
7891 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
7893 2008-05-08 Jakub Jelinek <jakub@redhat.com>
7895 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
7896 on OMP_RETURN for OMP_FOR.
7899 * dwarf2out.c (dw_expand_expr, common_check): Removed.
7900 (fortran_common): New function.
7901 (gen_variable_die): Call fortran_common instead of common_check,
7902 adjust for it returning tree instead of rtx. Formatting.
7904 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
7908 * see.c (see_copy_insn): Copy new pure const attributes for new call.
7909 * c-decl.c (merge_decls): Ditto.
7910 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
7911 to RTL_CONST_OR_PURE_CALL_P.
7912 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
7913 Initialized DECL_LOOPING_CONST_PURE.
7914 (process_call_operands): Set tree_side_effects properly.
7915 * tree.h (TREE_READONLY_DECL_P): Removed.
7916 (DECL_IS_PURE): Renamed to DECL_PURE_P.
7917 (DECL_LOOPING_OR_CONST_P): New macro.
7918 (struct tree_function_decl): Added looping_const_or_pure_p.
7920 (ECF_LOOPING_OR_CONST_P): New macro.
7921 * rtlanal.c (pure_const_p): Removed.
7922 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
7923 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
7924 to RTL_CONST_CALL_P.
7925 * ipa-pure-const.c (pure_const_state_e): Added looping field.
7926 (check_decl, check_tree, check_call, scan_function): Initialize
7928 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
7929 (static_execute): Set looping true for recursive functions.
7930 Undo setting state to IPA_NEITHER for recursive functions.
7932 * ifcvt.c (noce_can_store_speculate_p): Changed
7933 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
7934 RTL_CONST_OR_PURE_CALL_P.
7935 * dse.c (scan_insn): Ditto.
7936 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
7937 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
7938 RTL_CONST_OR_PURE_CALL_P.
7939 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
7940 pure_call_p to RTL_CONST_CALL_P.
7941 * gimplify.c (gimplify_call_expr): Clear side effects for
7942 non-looping pure and constant calls.
7943 * calls.c (emit_call_1): Set rtl flags from ecf flags.
7944 (flags_from_decl_or_type): Set ecf flags from decl flags.
7945 (initialize_argument_information): Turn off
7946 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
7947 Change const to pure if callee_copies is true rather than just
7949 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
7950 way of marking pure calls.
7951 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
7952 Remove hack that was supposed to fix pr7335 and remove old
7953 way of marking pure calls.
7954 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
7955 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
7956 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
7957 RTL_CONST_OR_PURE_CALL_P.
7958 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
7959 * loop-invariant.c (find_exits, find_invariant_bb): Changed
7960 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
7961 * sched-deps.c (schedule_analyze): Ditto.
7962 * rtl.h (struct rtx_def): Use call field, unchanging field, and
7963 return_val field of calls to represent pure and const function info.
7964 (CONST_OR_PURE_CALL_P): Deleted macro.
7965 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
7966 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
7967 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
7969 * tree-optimize.c (execute_fixup_cfg): Added test for
7970 ECF_LOOPING_CONST_OR_PURE.
7971 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
7973 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
7974 effects for looping pure or const calls.
7975 (verify_gimple_expr): Added verification code.
7976 * config/alpha/alpha.c (alpha_legitimize_address,
7977 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
7979 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
7980 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
7981 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
7982 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
7983 RTL_CONST_OR_PURE_CALL_P.
7984 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
7985 and const calls to be deleted.
7987 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
7990 * config/i386/mmx.md (mmx_subv2sf3): New expander.
7991 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
7992 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
7993 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
7994 to handle nonimmediate operands.
7995 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
7996 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
7997 to handle nonimmediate operands.
7998 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
7999 (mmx_pmulhrwv4hi3): New expander. Use
8000 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8001 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
8002 (sse2_umulv1siv1di3): New expander. Use
8003 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8004 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
8005 (mmx_eq<mode>3): New expander. Use
8006 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8007 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
8008 (mmx_uavgv8qi3): New expander. Use
8009 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8010 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
8011 (mmx_uavgv4hi3): New expander. Use
8012 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8014 * config/i386/sse.md
8015 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
8016 to handle nonimmediate operands.
8017 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
8018 to handle nonimmediate operands.
8019 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
8020 to handle nonimmediate operands.
8021 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
8022 to handle nonimmediate operands.
8023 (sse2_unpckhpd_exp): New expander. Use
8024 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8025 (sse2_unpcklpd_exp): New expander. Use
8026 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8027 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
8028 to handle nonimmediate operands.
8029 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
8030 to handle nonimmediate operands.
8031 (*sse2_<plusminus_insn><mode>3): Rename from
8032 sse2_<plusminus_insn><mode>3 insn pattern.
8033 (sse2_<plusminus_insn><mode>3): New expander. Use
8034 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8035 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
8036 (sse2_umulv2siv2di3): New expander. Use
8037 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8038 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
8039 (sse4_1_mulv2siv2di3): New expander. Use
8040 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8041 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
8042 (sse2_pmaddwd): New expander. Use
8043 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8044 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
8045 (sse2_eq<mode>3): New expander. Use
8046 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8047 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
8048 (sse4_1_eqv2di3): New expander. Use
8049 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8050 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
8051 (sse2_uavgv16qi3): New expander. Use
8052 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8053 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
8054 (sse2_uavgv16qi3): New expander. Use
8055 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8056 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
8057 (sse2_uavgv8hi3): New expander. Use
8058 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8059 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
8060 (ssse3_pmulhrswv8hi3): New expander. Use
8061 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8062 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
8063 (ssse3_pmulhrswv4hi3): New expander. Use
8064 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8066 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
8067 (<sse>_vmmul<mode>3): Ditto.
8068 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
8070 (ssse3_pmaddubsw128): Use register_operand for operand 1.
8071 (ssse3_pmaddubsw): Ditto.
8073 * config/i386/i386.c (struct_builtin_description)
8074 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
8075 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
8076 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
8077 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
8078 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
8079 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
8080 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
8081 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
8082 (ix86_fixup_binary_operands): Assert that src1
8083 and src2 must have the same mode when swapped.
8084 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
8085 and ix86_binary_operator_ok. Do not force operands in registers
8088 2008-05-07 Jan Hubicka <jh@suse.cz>
8090 * cgraph.c (dump_cgraph_node): Update.
8091 * cgraph.h (cgraph_local_info): Break out inline summary.
8092 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
8094 * ipa-inline (inline_summary): New accestor function.
8095 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
8096 cgraph_decide_inlining, compute_inline_parameters): Update.
8097 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
8099 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8101 Cleanup ColdFire scheduling support and add V4 pipeline model.
8103 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
8104 (define_attr cpu): Add cfv4 value.
8105 (define_attr type, define_attr type1): Merge into a single 'type'
8106 attribute. Update all uses.
8107 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
8108 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
8110 (define_attr opx_mem, define_attr opy_mem): Remove.
8111 (define_attr op_mem): Clean up, update comment.
8112 (define_attr size): Use specific values instead of general int.
8113 (define_attr guess, define_attr split): Remove. Update all uses.
8114 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
8115 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
8116 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
8117 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
8118 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
8119 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
8120 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
8121 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
8122 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
8123 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
8124 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
8125 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
8126 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
8127 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
8128 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
8129 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
8130 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
8131 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
8132 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
8133 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
8134 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
8135 Update or set attributes.
8136 (stack_tie): New fake instruction.
8138 * config/m68k/m68k.h (TUNE_CFV4): New macro.
8139 (m68k_sched_attr_size): Update declaration.
8140 (m68k_sched_attr_type2): Remove.
8141 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
8142 Declare new bypass predicates.
8144 * config/m68k/m68k.c (m68k_sched_issue_rate,
8145 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
8147 (TARGET_SCHED_ISSUE_RATE,
8148 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
8149 (override_options): Handle scheduling for ColdFire V4 core.
8150 (m68k_expand_prologue): Emit stack_tie.
8151 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
8152 'OP_TYPE_FPN'. Update all uses.
8153 (sched_guess_p): Remove.
8154 (sched_address_type): Handle symbolic addresses.
8155 (sched_get_operand): New static function.
8156 (sched_operand_type): Merge into sched_attr_op_type.
8157 (sched_attr_op_type): Handle FP registers, handle quick constants,
8159 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
8160 (m68k_sched_attr_size): Update. Move logic to ...
8161 (sched_get_attr_size_int): New static function.
8162 (sched_get_opxy_mem_type): New static function.
8163 (m68k_sched_attr_op_mem): Update.
8164 (m68k_sched_attr_type2): Remove.
8165 (sched_cfv4_bypass_data): New static variable.
8166 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
8167 (m68k_sched_issue_rate): Implement scheduler hook.
8168 (struct _sched_ib: enabled_p): New field.
8169 (m68k_sched_variable_issue): Update. Handle V4.
8170 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
8171 sched_dump_class_func_t, sched_dump_split_class,
8172 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
8173 sched_dump_dfa_class, m68k_sched_dump): Remove.
8174 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
8176 (m68k_sched_init_global): Remove statisctics dumping, introduce
8177 sanity check that all instructions have pipeline reservations. Handle
8179 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
8180 Handle ColdFire V4 core.
8181 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
8182 New static functions.
8183 (m68k_sched_address_bypass_p): New bypass predicate.
8184 (sched_get_indexed_address_scale): New static function.
8185 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
8187 * cf.md: Update comments.
8188 (define_attr type2): Remove. Use 'type' attribute instead.
8190 (cf_ib): Rename to cfv123_ib. Update all uses.
8191 (cf_oep): Rename to cfv123_oep. Update all uses.
8192 (cf_chr): Rename to cfv123_chr. Update all uses.
8193 (cf_mem): Rename to cfv123_mem. Update all uses.
8194 (cf_mac): Move to more appropriate place.
8195 (cfv123_guess): New automaton and cpu_unit.
8196 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
8197 Update uses of 'size' attribute. Handle before reload scheduling.
8198 (cfv123_guess): New dummy reservation for unhandled instructions.
8199 (cfv4_*): Pipeline description of ColdFire V4 core.
8200 (ignore): New reservation to handle 'ignore' type.
8202 2008-05-07 Ian Lance Taylor <iant@google.com>
8205 * gimplify.c (find_single_pointer_decl_1): Don't look through
8207 (find_single_pointer_decl): Adjust comments.
8209 2008-05-07 Jakub Jelinek <jakub@redhat.com>
8212 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
8213 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
8216 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
8217 integral type rather than floating point, then VIEW_CONVERT_EXPR
8218 to the floating point type.
8220 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
8222 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
8223 TFmode op0 to register.
8225 2008-05-07 Alan Modra <amodra@bigpond.net.au>
8227 * c-decl.c (grokdeclarator): Comment typo.
8229 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
8231 * tree-flow.h: Remove prototype for computed_goto_p.
8232 * tree-cfg.c (computed_goto_p): Make static.
8234 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
8237 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
8238 (contains_aligned_value_p): This. Handle _Decimal128.
8239 (ix86_function_arg_boundary): Only align _Decimal128 to its
8240 natural boundary and handle it properly.
8242 2008-05-06 Martin Jambor <mjambor@suse.cz>
8244 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
8245 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
8246 (ipcp_method_set_orig_node): Removed.
8247 (ipcp_cval_get_cvalue_type): Removed.
8248 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
8249 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
8250 (ipcp_cval_set_cvalue_type): Removed.
8251 (ipcp_cval_get_cvalue): Removed.
8252 (ipcp_cval_set_cvalue): Removed.
8253 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
8254 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
8255 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
8256 (ipcp_cval_meet): Renamed to ipa_lattice_meet
8257 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
8258 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
8259 (ipcp_get_ith_lattice): Changed parameters.
8260 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
8261 (ipcp_lattice_from_jfunc): Changed parameters.
8262 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
8263 (ipcp_method_cval_print): Added temporary variable info.
8264 (ipcp_redirect): Removed already unused local variable caller.
8265 (ipcp_redirect): New temporary variable orig_callee_info
8266 (ipcp_redirect): Removed newly unused local variable callee.
8267 (ipcp_redirect): Removed (a bit confusing) local variable type.
8268 (ipcp_insert_stage): Added local variable info.
8269 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
8271 (ipcp_formal_create): Removed.
8272 (ipcp_method_cval_set): Removed.
8273 (ipcp_propagate_stage): Renamed lattice variables.
8274 (ipcp_method_cval_set_cvalue_type): Removed.
8275 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
8276 (ipcp_print_all_lattices): Changed printed strings to refer to
8277 lattices rather than cvals.
8278 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
8279 (ipcp_propagate_const): Changed formal parameters.
8280 (build_const_val): Changed formal parameters.
8281 (ipcp_insert_stage): Removed useless variable cvalue
8282 (build_const_val): Changed formal parameters.
8283 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
8284 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
8285 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
8286 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
8287 (ipcp_print_func_profile_counts): Changed string from "method" to
8289 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
8290 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
8291 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
8292 (ipcp_structures_print): Renamed to ipcp_print_all_structures
8293 (ipcp_profile_print): Renamed to ipcp_print_profile_data
8294 (ipcp_lat_is_const): Changed parameters and made inline.
8295 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
8296 (ipcp_redirect): Renamed to ipcp_need_redirect_p
8297 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
8298 the predicate condition directly
8299 (ipcp_propagate_stage): Added local variable args. Removed local
8300 variable callee. (Both are mere code simplifications.)
8301 (ipcp_method_dont_insert_const): Renamed to
8302 ipcp_node_not_modifiable_p.
8303 (ipcp_node_not_modifiable_p): Made inline.
8304 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
8305 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
8306 (ipcp_print_all_lattices): Removed variable cvalue
8307 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
8310 2008-05-06 Olivier Hainque <hainque@adacore.com>
8312 * tree-sra.c (try_instantiate_multiple_fields): Early return
8313 if field has POINTER_TYPE.
8315 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
8317 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
8318 by using 'q' specifier for instruction.
8319 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
8321 2008-05-06 Anatoly Sokolov <aesok@post.ru>
8323 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
8324 Change mode of zero_extract from QImode to HImode.
8325 (sign bit tests peepholes): (Ditto.).
8327 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
8329 * config/i386/mmx.md: Remove double backslashes from asm templates.
8330 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
8331 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
8332 to handle nonimmediate operands.
8333 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
8334 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
8335 to handle nonimmediate operands.
8336 (*mmx_<code>v2sf3_finite): New insn pattern.
8337 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
8338 (mmx_<code>v2sf3): New expander. Use
8339 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8340 (mmx_<plusminus_insn><mode>3): New expander. Use
8341 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8342 (*mmx_<plusminus_insn><mode>3): New insn pattern.
8343 (mmx_add<mode>3): Removed.
8344 (mmx_ssadd<mode>3): Ditto.
8345 (mmx_usadd<mode>3): Ditto.
8346 (mmx_sub<mode>3): Ditto.
8347 (mmx_sssub<mode>3): Ditto.
8348 (mmx_ussub<mode>3): Ditto.
8349 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
8350 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
8351 to handle nonimmediate operands.
8352 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
8354 (mmx_smulv4hi3_highpart): New expander. Use
8355 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8356 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
8358 (mmx_umulv4hi3_highpart): New expander. Use
8359 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8360 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
8361 (mmx_<code>v4hi3): New expander. Use
8362 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8363 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
8364 (mmx_<code>v8qi3): New expander. Use
8365 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8366 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
8367 (mmx_<code><mode>3): New expander. Use
8368 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
8370 2008-05-05 Jan Hubicka <jh@suse.cz>
8372 PR tree-optimization/36118
8373 * passes.c (pass_init_dump_file): Fix dump header.
8375 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8378 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
8379 VCE for function decls.
8381 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
8383 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
8385 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
8387 * config/i386/i386.md (sat_plusminus): New.
8388 (plusminus_insn): Likewise.
8389 (plusminus_mnemonic): Likewise.
8391 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
8392 (*<addsub><mode>3_cc_overflow): Renamed to ...
8393 (*<plusminus_insn><mode>3_cc_overflow): This.
8394 (*<addsub>si3_zext_cc_overflow): Renamed to ...
8395 (*<plusminus_insn>si3_zext_cc_overflow): This.
8397 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
8398 (<plusminus_insn><mode>3): This.
8399 (*<addsub><mode>3): Renamed to ...
8400 (*<plusminus_insn><mode>3): This.
8401 (<sse>_vm<addsub><mode>3): Renamed to ...
8402 (<sse>_vm<plusminus_insn><mode>3): This.
8403 (sse3_h<addsub>v4sf3): Renamed to ...
8404 (sse3_h<plusminus_insn>v4sf3): This.
8405 (sse3_h<addsub>v2df3): Renamed to ...
8406 (sse3_h<plusminus_insn>v2df3): This.
8407 (<plusminus_insn><mode>3): New.
8408 (*<plusminus_insn><mode>3): Likewise.
8409 (sse2_<plusminus_insn><mode>3): Likewise.
8410 (add<mode>): Removed.
8411 (*add<mode>3): Likewise.
8412 (sse2_ssadd<mode>3): Likewise.
8413 (sse2_usadd<mode>3): Likewise.
8414 (sub<mode>3): Likewise.
8415 (*sub<mode>3): Likewise.
8416 (sse2_sssub<mode>3): Likewise.
8417 (sse2_ussub<mode>3): Likewise.
8419 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
8421 * gthr-single.h: Add in required interface elements as per gthr.h.
8422 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
8423 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
8424 Generalize UNUSED macro.
8425 (__gthread_once): Add.
8426 (__gthread_key_create): Add.
8427 (__gthread_key_delete): Add.
8428 (__gthread_getspecific): Add.
8429 (__gthread_setspecific): Add.
8431 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
8433 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
8434 the same size types for the indirect reference on the rhs, then
8437 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
8439 * config/i386/i386.md
8440 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
8441 one insn template instead of template series.
8442 (*xordi_1_rex64): Ditto.
8443 (*xordi_2_rex64): Ditto.
8445 2008-05-05 Ira Rosen <irar@il.ibm.com>
8447 PR tree-optimization/36119
8448 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
8451 2008-06-04 Jan Hubicka <jh@suse.cz>
8453 tree-optimization/36100
8454 * tree-pass.h (pass_O0_always_inline): Declare.
8455 * ipa-inline.c (inline_transform): Remove dead code.
8456 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
8457 pass_O0_always_inline): New.
8458 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
8460 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
8462 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
8463 mnemonic in this_param move for TARGET_64BIT.
8465 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
8467 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
8468 (*strmovsi_rex_1): Ditto.
8469 (*strsetsi_1): Ditto.
8470 (*strsetsi_rex_1): Ditto.
8472 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
8473 adddicc expanders using SWI mode iterator.
8475 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
8478 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
8481 2008-05-04 David S. Miller <davem@davemloft.net>
8483 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
8484 (sparc*-*-linux*): Use linux.h in tm_file.
8485 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
8486 compiler defaulting to 32-bit.
8487 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
8489 * config/sparc/linux.h: Remove definitions now obtained
8490 properly from linux.h
8491 * config/sparc/linux64.h: Likewise.
8492 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
8493 don't want this setting for 32-bit builds in a biarch compiler.
8494 * doc/install.texi: Add sparc-linux to list of targets
8495 supporting --enable-targets=all.
8497 2008-05-03 Andrew Pinski <pinskia@gmail.com>
8499 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
8501 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
8503 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
8504 after V4SI_FTYPE_V8HI.
8505 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
8506 case V4SI_FTYPE_V2DF.
8508 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
8510 * doc/invoke.texi (max-flow-memory-locations): Removed.
8511 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
8513 2008-05-03 Richard Guenther <rguenther@suse.de>
8516 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
8518 2008-05-02 David S. Miller <davem@davemloft.net>
8520 * config.gcc (need_64bit_hwint): Document libcpp dependency.
8522 2008-05-02 Simon Baldwin <simonb@google.com>
8525 * c-common.h (warn_array_subscript_range): Removed.
8526 * c-common.c (warn_array_subscript_range): Ditto.
8527 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
8528 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
8530 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
8532 * config/i386/i386.c (ix86_special_builtin_type): New.
8533 (bdesc_special_args): Likewise.
8534 (ix86_expand_special_args_builtin): Likewise.
8535 (ix86_init_mmx_sse_builtins): Updated.
8536 (ix86_expand_builtin): Updated.
8537 (ix86_expand_store_builtin): Removed.
8538 (ix86_expand_unop_builtin): Likewise.
8540 * config/i386/mm3dnow.h (__v2sf): Moved to ...
8541 * config/i386/mmintrin.h (__v2sf): Here.
8543 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
8545 (_mm_loadl_pi): Likewise.
8546 (_mm_storeh_pi): Replace __v2si with __v2sf.
8547 (_mm_storel_pi): Likewise.
8549 * doc/extend.texi: Correct __builtin_ia32_loadhps,
8550 __builtin_ia32_loadlps, __builtin_ia32_storehps,
8551 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
8552 __builtin_ia32_loadlpd.
8554 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
8556 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
8557 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
8558 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
8559 (ix86_init_mmx_sse_builtins): Updated.
8560 (ix86_expand_args_builtin): Likewise.
8561 (ix86_expand_builtin): Likewise.
8562 (ix86_expand_unop1_builtin): Renamed to ...
8563 (ix86_expand_unop_vec_merge_builtin): This.
8565 2008-05-01 Jan Hubicka <jh@suse.cz>
8568 * ipa-inline.c (inline_generate_summary): Make static.
8569 (inline_transform): Do not call inlining at -O0; make static.
8570 * passes.c (execute_todo): Add sanity check.
8571 (execute_one_ipa_transform_pass): Execute proper flags.
8573 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
8575 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
8576 (DECL_NONADDRESSABLE_P): Likewise.
8577 * alias.c (record_component_aliases): Fix comment.
8579 2008-05-01 Simon Baldwin <simonb@google.com>
8581 * c-common.h (warn_array_subscript_range): New function.
8582 * c-common.c (warn_array_subscript_range): Ditto.
8583 * tree-vrp.c (check_array_ref): Corrected code to agree with
8584 comment, ignoring only arrays of size 0 or size 1.
8585 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
8587 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8589 * config/i386/i386.c (ix86_builtin_type): Replace
8590 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
8591 (bdesc_args): Updated.
8592 (ix86_init_mmx_sse_builtins): Likewise.
8593 (ix86_expand_args_builtin): Likewise.
8595 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
8598 * doc/extend.texi: Correct __builtin_ia32_palignr.
8600 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8603 * config/i386/i386.c (bdesc_crc32): Removed.
8604 (ix86_expand_crc32): Likewise.
8605 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
8606 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
8607 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
8608 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
8609 UINT_FTYPE_UINT_UCHAR.
8610 (bdesc_args): Updated. Add crc32 builtins.
8611 (ix86_init_mmx_sse_builtins): Updated.
8612 (ix86_expand_args_builtin): Updated to support subreg.
8614 * doc/extend.texi: Correct __builtin_ia32_crc32di.
8616 2008-05-01 Jan Hubicka <jh@suse.cz>
8618 * tree-pass.h (opt_pass): Add IPA_PASS.
8619 (varpool_node, cgraph_node): Forward declare.
8620 (ipa_opt_pass): Define.
8621 (pass_ipa_inline): Turn into ipa_opt_pass.
8622 (pass_apply_inline): Remove.
8623 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
8624 (apply_inline): Turn into ....
8625 (inline_transform): ... this one.
8626 (inline_generate_summary): New function.
8627 (pass_apply_inline): Remove.
8628 * function.h (ipa_opt_pass): Forward declare structure; typedef;
8630 (struct function): Add ipa_transforms_to_apply.
8631 * passes.c (register_one_dump_file): Work on IPA_PASS.
8632 (init_optimization_passes): Remove pass_inline_parameters and
8634 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
8635 (execute_one_pass) ... here; apply transforms when possible.
8636 (add_ipa_transform_pass, execute_ipa_summary_asses,
8637 execute_one_ipa_transform_pass): New.
8638 (execute_ipa_pass_list): Update for IPA_PASS type.
8640 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8642 * config/i386/i386.c (ix86_builtin_type): Add
8643 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
8644 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
8645 (bdesc_args): Add SSE4a builtins.
8646 (ix86_init_mmx_sse_builtins): Updated.
8647 (ix86_expand_args_builtin): Likewise.
8648 (ix86_expand_builtin): Likewise.
8650 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
8652 * config/i386/i386.c (ix86_builtin_type): Add
8653 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
8654 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
8655 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
8656 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
8657 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
8658 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
8659 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
8660 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
8661 and DI_FTYPE_DI_DI_INT.
8662 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
8663 (ix86_init_mmx_sse_builtins): Updated.
8664 (ix86_expand_args_builtin): Likewise.
8665 (ix86_expand_builtin): Likewise.
8666 (ix86_expand_binop_imm_builtin): Removed.
8668 * doc/extend.texi: Correct __builtin_ia32_palignr128.
8670 2008-04-30 Richard Guenther <rguenther@suse.de>
8672 PR tree-optimization/32921
8673 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
8675 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
8677 * config/arm/arm.c (arm_unwind_emit): Use
8678 crtl->all_throwers_are_sibcalls instead of
8679 cfun->all_throwers_are_sibcalls.
8680 (arm_output_fn_unwind): Likewise.
8681 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
8682 instead of cfun->uses_pic_offset_table.
8683 (frv_expand_prologue): Likewise.
8684 (frv_frame_pointer_required): Likewise.
8685 (frv_expand_fdpic_call): Likewise.
8686 (frv_emit_movsi): Likewise.
8687 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
8688 cfun->returns_pcc_struct instead of
8689 current_function_returns_pcc_struct.
8690 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
8691 instead of cfun->calls_eh_return.
8692 (m32c_pushm_popm): Likewise.
8693 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
8694 "extern" declaration.
8696 2008-04-30 Richard Guenther <rguenther@suse.de>
8698 PR tree-optimization/21636
8699 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
8701 (evaluate_stmt): Print the likely value.
8702 (ccp_visit_stmt): Avoid excessive vertical spacing.
8704 2008-04-30 Rafael Espindola <espindola@google.com>
8706 * builtins.c (fold_call_expr): Return realret.
8707 * tree-ssa-threadedge.c
8708 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
8709 __builtin_object_size.
8711 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
8713 * gcc.c (wrapper_string): New variable.
8714 (insert_wrapper): New function.
8715 (execute): New option -wrapper.
8716 * doc/invoke.texi (Overall Options): New driver option -wrapper.
8718 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
8720 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
8721 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
8722 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
8724 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
8725 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
8726 config/rs6000/e500crtres64gprctr.asm,
8727 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
8728 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
8729 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
8730 config/rs6000/e500crtsav64gprctr.asm,
8731 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
8732 config/rs6000/e500crtsavg64gprctr.asm: New files.
8733 * config/rs6000/t-ppccomm: Add build rules for new files.
8734 (LIB2FUNCS_STATIC_EXTRA): Add new files.
8735 * config/rs6000/t-netbsd: Add build rules for new files.
8736 (LIB2FUNCS_STATIC_EXTRA): New variable.
8737 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
8738 (CRTSAVRES_DEFAULT_SPEC): Likewise.
8739 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
8741 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
8743 * config/i386/i386.c (ix86_builtin_type): Add
8744 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
8745 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
8746 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
8747 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
8748 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
8749 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
8750 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
8751 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
8752 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
8753 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
8754 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
8755 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
8756 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
8757 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
8758 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
8759 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
8760 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
8761 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
8762 V1DI_FTYPE_V2SI_V2SI.
8763 (bdesc_2arg): Moved to ...
8765 (ix86_init_mmx_sse_builtins): Updated.
8766 (ix86_expand_args_builtin): Updated. Take a pointer
8767 to const struct builtin_description. Handle comparison
8769 (ix86_expand_sse_compare): Take a new argument for swapping operands.
8770 (ix86_expand_builtin): Updated.
8772 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
8773 (ssse3_pmaddubsw128): This.
8774 (ssse3_pmaddubswv4hi3): Renamed to ...
8775 (ssse3_pmaddubsw): This.
8777 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
8778 (__builtin_ia32_packssdw128): Likewise.
8779 (__builtin_ia32_packuswb128): Likewise.
8780 (__builtin_ia32_pmaddubsw): Likewise.
8781 (__builtin_ia32_pmaddubsw128): Likewise.
8783 2008-04-30 Richard Guenther <rguenther@suse.de>
8785 PR tree-optimization/14847
8786 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
8787 (recognize_bits_test): Use it.
8788 (recognize_single_bit_test): Likewise.
8790 2008-04-30 Martin Jambor <mjambor@suse.cz>
8792 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
8793 instead of setting number of formal parameters to zero.
8794 (ipcp_init_stage): Do not set the number of actual parameters to zero
8796 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
8797 which are called with variable number of arguments.
8798 (ipcp_insert_stage): Explicitely skipping all nodes which are
8799 called with variable number of arguments.
8800 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
8801 number of parameters.
8803 * ipa-prop.h (struct ipa_node_params): Added flag
8804 called_with_var_arguments
8805 (ipa_set_param_count): Added. Changed sole setter to use it.
8806 (ipa_get_param_count): Added. All readers of param_count
8807 converted to use it instead.
8808 (ipa_set_called_with_variable_arg): Added.
8809 (ipa_is_called_with_var_arguments): Added.
8810 (ipa_get_ith_param): Added. All readers of param_decls converted
8812 (ipa_set_cs_argument_count): Added, sole writer to argument_count
8814 (ipa_get_cs_argument_count): Added, all readers of argument_count
8816 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
8819 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
8820 (struct ipcp_lattice): Renamed cval_type to type
8821 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
8823 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
8824 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
8825 (ipcp_insert_stage): Changed the type of variable cvalue to tree
8826 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
8827 (build_const_val): Changed the type of parameter cvalue to tree
8828 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
8829 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
8831 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
8834 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
8835 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
8836 (ipa_add_method): Renamed to ipa_push_func_to_list
8837 (ipa_remove_method): Renamed to ipa_pop_func_from_list
8838 (ipa_callsite_param_count): Removed.
8839 (ipa_callsite_param_count_set): Removed.
8840 (ipa_callsite_param): Removed.
8841 (ipa_callsite_callee): Removed.
8842 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
8843 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
8844 (ipa_method_formal_count): Removed.
8845 (ipa_method_formal_count_set): Removed.
8846 (ipa_method_get_tree): Removed.
8847 (ipa_method_tree_map_create): Removed.
8848 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
8849 (ipa_create_param_decls_array): Creates the array itself
8850 (ipa_create_param_decls_array): Temporary variable info instead of
8852 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
8853 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
8854 (get_type): Removed.
8855 (ipa_jf_get_info_type): Removed.
8856 (ipa_node_create): Renamed to ipa_create_node_params
8857 (ipa_free): Renamed to ipa_free_all_node_params
8858 (ipa_nodes_create): Renamed to ipa_create_all_node_params
8859 (ipa_edges_create): Renamed to ipa_create_all_edge_args
8860 (ipa_edges_free): Renamed to ipa_free_all_edge_args
8861 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
8862 (ipa_free_all_node_params): Deallocation to jump_functions moved to
8863 ipa_free_all_edge_args
8864 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
8865 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
8866 (ipa_create_methodlist_node): Removed.
8867 (ipa_methodlist_method): Removed.
8868 (ipa_methodlist_method_set): Removed.
8869 (ipa_methodlist_next_method): Removed.
8870 (ipa_methodlist_next_method_set): Removed.
8871 (ipa_method_is_modified): Removed.
8872 (ipa_method_modify_create): Removed.
8873 (ipa_method_modify_init): Temporary variable info instead of a few
8875 (ipa_detect_param_modifications): Temporary variable info instead of
8877 (ipa_compute_jump_functions): Temporary variable info instead of
8879 (ipa_method_modify_set): Removed.
8880 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
8881 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
8882 than craph_node as the first parameter.
8883 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
8884 (ipa_method_modify_init): Removed.
8885 (ipa_compute_jump_functions): Added a temp variable instead of
8886 repeatadly dereferencing the cgraph_edge.aux pointer
8887 (ipa_callsite_param_set_type): Removed.
8888 (ipa_compute_jump_functions): i renamed to index and moved to
8890 (ipa_callsite_param_set_info_type_formal): Removed.
8891 (ipa_callsite_param_set_info_type): Removed.
8892 (ipa_callsite_param_map_create): Removed.
8893 (ipa_callsite_tree): Removed.
8894 (ipa_callsite_caller): Removed.
8895 (ipa_pop_func_from_list): return_method removed to return_func
8897 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
8898 prefixed all values with IPA_. Changed all users.
8899 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
8900 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
8901 and FORMAL_IPATYPE IPA_PASS_THROUGH.
8902 (union parameter_info): Renamed to jump_func_value.
8903 (union jump_func_value): Renamed value to constant
8904 (struct ipa_jump_func): Renamed info_type to value
8905 (struct ipa_node): Renamed to ipa_node_params
8906 (struct ipa_node_params): Renamed ipa_arg_num to param_count
8907 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
8908 (struct ipa_node_params): Renamed ipa_mod to modified_flags
8909 (struct ipa_edge): Renamed to ipa_edge_args
8910 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
8911 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
8912 (struct ipa_methodlist): Renamed to ipa_func_list
8913 (struct ipa_func_list): method_p renamed to node, next_method
8915 (ipa_methodlist_p): Removed, switched all users to struct pointer
8916 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
8918 2008-04-30 Alan Modra <amodra@bigpond.net.au>
8920 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
8921 (rs6000_emit_epilogue): Use backchain to restore only when we
8922 have a large frame. Make use of frame pointer to restore if we
8923 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
8925 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
8927 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
8928 Add mode to zero_extract.
8929 (sign bit tests peepholes): (Ditto.).
8931 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
8933 * config/i386/i386.c (ix86_builtins): Replace Prescott New
8934 Instructions in comments with SSE3.
8935 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
8936 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
8937 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
8938 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
8939 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
8940 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
8941 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
8942 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
8943 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
8944 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
8945 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
8946 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
8947 (bdesc_sse_args): Renamed to ...
8948 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
8949 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
8950 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
8952 (bdesc_1arg): Moved to ...
8954 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
8955 Instructions in comments with SSE3.
8956 (ix86_expand_sse_operands_builtin): Renamed to ...
8957 (ix86_expand_args_builtin): This. Updated.
8958 (ix86_expand_unop1_builtin): Update comments.
8959 (ix86_expand_builtin): Updated.
8961 2008-04-29 Richard Guenther <rguenther@suse.de>
8963 PR tree-optimization/36078
8964 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
8965 Update virtual SSA form after cleaning up the CFG.
8967 2008-04-29 Richard Guenther <rguenther@suse.de>
8970 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
8972 2008-04-29 Richard Guenther <rguenther@suse.de>
8974 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
8975 (compute_may_aliases): Do not call finalize_ref_all_pointers.
8976 (compute_flow_insensitive_aliasing): Do not treat
8977 PTR_IS_REF_ALL pointers special.
8978 (get_smt_for): Likewise.
8979 (may_alias_p): Re-structure.
8980 (is_escape_site): A ref-all pointer conversion is not an escape site.
8981 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
8982 PTR_IS_REF_ALL pointers special.
8983 * tree-ssa-structalias.h (struct alias_info): Remove
8984 ref_all_symbol_mem_tag field.
8985 (PTR_IS_REF_ALL): Remove.
8987 2008-04-29 Richard Guenther <rguenther@suse.de>
8990 * fold-const.c (extract_muldiv_1): In combining division constants
8991 make sure to never overflow.
8993 2008-04-29 Nick Clifton <nickc@redhat.com>
8995 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
8997 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9000 * optc-gen.awk: Work around HP-UX/IA awk bug.
9002 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
9004 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
9007 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
9010 * config/i386/i386.md
9011 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
9012 Change operand 1 predicate to nonimmediate_operand.
9014 2008-04-28 Jakub Jelinek <jakub@redhat.com>
9017 * dwarf2out.c (struct die_struct): Mark as chain_circular through
9019 * gengtype.c (walk_type, write_func_for_structure): Handle
9021 * doc/gty.texi: Document chain_circular.
9023 2008-04-28 Richard Guenther <rguenther@suse.de>
9025 PR tree-optimization/36066
9026 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
9029 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
9032 * config/i386/i386.md
9033 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
9034 Use match_scratch instead of match_operand for operands 3 and 4.
9036 2008-04-27 Richard Guenther <rguenther@suse.de>
9038 PR tree-optimization/18754
9039 PR tree-optimization/34223
9040 * tree-pass.h (pass_complete_unrolli): Declare.
9041 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
9042 loop size before and after unconditionally of UL_NO_GROWTH in effect.
9043 Rewrite loop into loop closed SSA form if it is not already.
9044 (tree_unroll_loops_completely): Re-structure to iterate over
9045 innermost loops with intermediate CFG cleanups.
9046 Unroll outermost loops only if requested or the code does not grow
9048 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
9049 loops are available.
9050 (tree_vectorize): Instead do so here.
9051 (tree_complete_unroll): Also unroll outermost loops.
9052 (tree_complete_unroll_inner): New function.
9053 (gate_tree_complete_unroll_inner): Likewise.
9054 (pass_complete_unrolli): New pass.
9055 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
9056 uses outside of the loop.
9057 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
9058 form if it is available.
9059 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
9060 * passes.c (init_optimization_passes): Schedule complete inner
9061 loop unrolling pass before the first CCP pass after final inlining.
9063 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
9065 * targhooks.h (default_emutls_var_fields,
9066 default_emutls_var_init): Declare.
9067 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
9068 * target.h (struct gcc_target): Add struct emutls member.
9069 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
9070 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
9071 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
9072 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
9073 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
9074 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
9075 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
9076 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
9077 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
9078 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
9079 emit debug information.
9080 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
9081 * varasm.c: Include targhooks.h.
9082 (emutls_object_section, emutls_tmpl_section): New.
9083 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
9084 (EMUTLS_SEPARATOR): New.
9086 (get_emutls_object_name): New.
9087 (default_emutls_var_fields): New, broken out of ...
9088 (get_emutls_object_type): ... here. Adjust to use target hooks.
9089 (get_emutls_init_templ_addr): Adjust to use target hooks.
9090 (emutls_decl): Adjust to use target hooks.
9091 (emutls_finish): Likewise.
9092 (default_emutls_var_init): New, broken out of ...
9093 (assemble_variable): ... here. Adjust to use target hooks.
9094 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
9096 * c-common.c (handle_section_attribute): Prevent overriding
9097 sections for emulated tls with special sections.
9098 * config/i386/i386.c (x86_64_elf_select_section): Add
9099 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
9100 (x86_64_elf_unique_section): Likewise.
9101 * config/vxworks.c: Include tree.h.
9102 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
9103 (vxworks_override_options): Set TLS scheme.
9104 * doc/tm.texi (Emulated TLS): New node.
9106 2008-04-26 Simon Baldwin <simonb@google.com>
9109 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
9110 with propagated string constants.
9112 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
9114 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
9115 constraint for operand 2 when operand 0 is memory operand.
9116 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
9117 operand 0 is memory operand.
9118 (fix_trunc<mode>_i387_with_temp): Ditto.
9119 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
9120 operand 2 when operand 1 is memory operand.
9121 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
9122 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
9123 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
9124 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
9125 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
9126 operands 2,3 and 4 when operand 1 is memory operand.
9127 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
9129 (fistdi2_floor_with_temp): Ditto.
9130 (fist<mode>2_floor_with_temp): Ditto.
9131 (fistdi2_ceil_with_temp): Ditto.
9132 (fist<mode>2_ceil_with_temp): Ditto.
9133 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
9135 2008-04-26 David Daney <ddaney@avtrex.com>
9137 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
9139 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
9140 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
9141 UNSPEC_UPDATE_GOT_VERSION): Renumber.
9142 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
9143 (compare_and_swap_12): New insn.
9144 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
9145 * config/mips/mips.c (mips_force_binary): New function.
9146 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
9147 (mips_expand_compare_and_swap_12): New function.
9148 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
9150 2008-04-25 Jan Hubicka <jh@suse.cz>
9153 * cfgexpand.c (pass_expand): Turn into RTL pass.
9154 * passes.c (execute_one_pass): Do pass typechecking after execution.
9155 * tree-pass.h (pass_expand): Turn into RTL pass.
9157 * function.h (struct rtl_data): Move here fields
9158 accesses_prior_frames, calls_eh_return, saves_all_registers,
9159 has_nonlocal_goto, has_asm_statement, is_thunk,
9160 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
9161 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
9162 arg_pointer_save_area_init from struct function; turn into bool.
9163 (struct function): Move
9164 calls_eh_return, saves_all_registers, has_nonlocal_goto,
9165 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
9166 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
9167 tail_call_emit, arg_pointer_save_area_init
9168 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
9169 (current_function_returns_struct, current_function_returns_pcc_struct,
9170 current_function_calls_setjmp, current_function_calls_alloca,
9171 current_function_accesses_prior_frames,
9172 current_function_calls_eh_return, current_function_is_thunk,
9173 current_function_stdarg, current_function_profile,
9174 current_function_limit_stack, current_function_uses_pic_offset_table,
9175 current_function_uses_const_pool, current_function_has_nonlocal_label,
9176 current_function_saves_all_registers,
9177 current_function_has_nonlocal_goto,
9178 current_function_has_asm_statement): Remove accesor macros.
9179 * ra-conflict.c (global_conflicts): Update.
9180 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
9181 (suitable_for_tail_call_opt_p): Update.
9182 * builtins.c (expand_builtin_return_addr): Update.
9183 (expand_builtin_setjmp_setup): Update.
9184 (expand_builtin_nonlocal_goto): Update.
9185 * final.c (final_start_function): Update.
9186 (profile_function): Update.
9187 (leaf_function_p): Update.
9188 (only_leaf_regs_used): Update.
9189 * df-scan.c (df_get_exit_block_use_set): Update.
9190 * dojump.c (clear_pending_stack_adjust): Update.
9191 * tree-stdarg.c (gate_optimize_stdarg): Update.
9192 * gimple-low.c (lower_function_body): Update.
9193 * global.c (compute_regsets): Update.
9194 (global_alloc): Update.
9195 * dwarf2out.c (dwarf2out_begin_prologue): Update.
9196 * expr.c (expand_assignment): Update.
9197 * dse.c (dse_step0): Update.
9198 (dse_step1): Update.
9199 * c-decl.c (store_parm_decls): Update.
9200 * local-alloc.c (combine_regs): Update.
9201 (find_free_reg): Update.
9202 * function.c (assign_parms_augmented_arg_list): Update.
9203 (assign_parm_find_data_types): Update.
9204 (assign_parms): Update.
9205 (allocate_struct_function): Update.
9206 (expand_function_start): Update.
9207 (expand_function_end): Update.
9208 (get_arg_pointer_save_area): Update.
9209 (thread_prologue_and_epilogue_insns): Update.
9210 (rest_of_match_asm_constraints): Update.
9211 * stor-layout.c (variable_size): Update.
9212 * gcse.c (gcse_main): Update.
9213 (bypass_jumps): Update.
9214 * gimplify.c (gimplify_function_tree): Update.
9215 * calls.c (emit_call_1): Update.
9216 (expand_call): Update.
9217 * bt-load.c (compute_defs_uses_and_gen): Update.
9218 * except.c (sjlj_assign_call_site_values): Update.
9219 (sjlj_emit_function_enter): Update.
9220 (can_throw_external): Update.
9221 (set_nothrow_function_flags): Update.
9222 (expand_builtin_unwind_init): Update.
9223 (expand_eh_return): Update.
9224 (convert_to_eh_region_ranges): Update.
9225 (output_function_exception_table): Update.
9226 * emit-rtl.c (gen_tmp_stack_mem): Update.
9227 * cfgexpand.c (expand_used_vars): Update.
9228 (tree_expand_cfg): Update.
9229 * cfgcleanup.c (rest_of_handle_jump): Update.
9230 * explow.c (allocate_dynamic_stack_space): Update.
9231 * varasm.c (assemble_start_function): Update.
9232 (force_const_mem): Update.
9233 (mark_constant_pool): Update.
9234 * tree-optimize.c (tree_rest_of_compilation): Update.
9235 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
9236 * tree-cfg.c (notice_special_calls): Update.
9237 (is_ctrl_altering_stmt): Update.
9238 (tree_can_make_abnormal_goto): Update.
9239 (tree_purge_dead_abnormal_call_edges): Update.
9240 * config/alpha/predicates.md: Update.
9241 * config/alpha/alpha.c (alpha_sa_mask): Update.
9242 (alpha_sa_size): Update.
9243 (alpha_does_function_need_gp): Update.
9244 (alpha_expand_prologue): Update.
9245 (alpha_start_function): Update.
9246 (alpha_output_function_end_prologue): Update.
9247 (alpha_expand_epilogue): Update.
9248 * config/frv/frv.c (frv_stack_info): Update.
9249 (frv_expand_epilogue): Update.
9250 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
9251 (s390_register_info): Update.
9252 (s390_frame_info): Update.
9253 (s390_init_frame_layout): Update.
9254 (s390_can_eliminate): Update.
9255 (save_gprs): Update.
9256 * config/spu/spu.c (spu_split_immediate): Update.
9257 (need_to_save_reg): Update.
9258 (spu_expand_prologue): Update.
9259 (spu_expand_epilogue): Update.
9260 * config/sparc/sparc.md: Update.
9261 * config/sparc/sparc.c (eligible_for_return_delay): Update.
9262 (sparc_tls_got): Update.
9263 (legitimize_pic_address): Update.
9264 (sparc_emit_call_insn): Update.
9265 (sparc_expand_prologue): Update.
9266 (output_return): Update.
9267 (print_operand): Update.
9268 (sparc_function_ok_for_sibcall): Update.
9269 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
9270 * config/m32r/m32r.md: Update.
9271 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
9272 (m32r_compute_frame_size): Update.
9273 (m32r_expand_prologue): Update.
9274 (m32r_expand_epilogue): Update.
9275 (m32r_legitimize_pic_address): Update.
9276 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
9277 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
9278 * config/i386/i386.c (ix86_frame_pointer_required): Update.
9280 (ix86_save_reg): Update.
9281 (ix86_compute_frame_layout): Update.
9282 (ix86_expand_prologue): Update.
9283 (ix86_expand_epilogue): Update.
9284 * config/sh/sh.c (output_stack_adjust): Update.
9285 (calc_live_regs): Update.
9286 (sh5_schedule_saves): Update.
9287 (sh_expand_prologue): Update.
9288 (sh_expand_epilogue): Update.
9289 (sh_setup_incoming_varargs): Update.
9290 (sh_allocate_initial_value): Update.
9291 (sh_get_pr_initial_val): Update.
9292 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
9293 * config/sh/sh.md (label:): Update.
9294 * config/avr/avr.c (out_movhi_mr_r): Update.
9295 * config/crx/crx.h (enum): Update.
9296 * config/xtensa/xtensa.h (along): Update.
9297 * config/stormy16/stormy16.c Update.
9298 (xstormy16_compute_stack_layout): Update.
9299 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
9300 (fr30_expand_prologue): Update.
9301 * config/cris/cris.c (cris_conditional_register_usage): Update.
9302 (cris_reg_saved_in_regsave_area): Update.
9303 (cris_initial_frame_pointer_offset): Update.
9304 (cris_simple_epilogue): Update.
9305 (cris_expand_prologue): Update.
9306 (cris_expand_epilogue): Update.
9307 (cris_expand_pic_call_address): Update.
9308 (cris_asm_output_symbol_ref): Update.
9309 (cris_asm_output_label_ref): Update.
9310 * config/cris/cris.md Update.
9311 * config/iq2000/iq2000.c (compute_frame_size): Update.
9312 (iq2000_expand_epilogue): Update.
9313 * config/mt/mt.h (save_direction): Update.
9314 * config/mn10300/mn10300.c (mn10300_function_value): Update.
9315 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
9316 (ia64_secondary_reload_class): Update.
9317 * config/m68k/m68k.c (m68k_save_reg): Update.
9318 (m68k_expand_prologue): Update.
9319 (m68k_expand_epilogue): Update.
9320 (legitimize_pic_address): Update.
9321 * config/rs6000/rs6000.c (rs6000_got_register): Update.
9322 (first_reg_to_save): Update.
9323 (first_altivec_reg_to_save): Update.
9324 (compute_vrsave_mask): Update.
9325 (compute_save_world_info): Update.
9326 (rs6000_stack_info): Update.
9327 (spe_func_has_64bit_regs_p): Update.
9328 (rs6000_ra_ever_killed): Update.
9329 (rs6000_emit_eh_reg_restore): Update.
9330 (rs6000_emit_allocate_stack): Update.
9331 (rs6000_emit_prologue): Update.
9332 (rs6000_emit_epilogue): Update.
9333 (rs6000_output_function_epilogue): Update.
9334 (output_profile_hook): Update.
9335 (rs6000_elf_declare_function_name): Update.
9336 * config/rs6000/rs6000.h (rs6000_args): Update.
9337 * config/rs6000/rs6000.md: Update.
9338 * config/mcore/mcore.c (mcore_expand_prolog): Update.
9339 * config/arc/arc.c (arc_output_function_epilogue): Update.
9340 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
9341 * config/darwin.c (machopic_function_base_name): Update.
9342 * config/score/score3.c (score3_compute_frame_size): Update.
9345 (score3_epilogue): Update.
9346 * config/score/score7.c (score7_compute_frame_size): Update.
9347 (score7_prologue): Update.
9348 (score7_epilogue): Update.
9349 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
9350 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
9351 * config/arm/arm.c (use_return_insn): Update.
9352 (require_pic_register): Update.
9353 (arm_load_pic_register): Update.
9354 (arm_compute_save_reg0_reg12_mask): Update.
9355 (arm_compute_save_reg_mask): Update.
9356 (thumb1_compute_save_reg_mask): Update.
9357 (output_return_instruction): Update.
9358 (arm_output_function_prologue): Update.
9359 (arm_output_epilogue): Update.
9360 (arm_get_frame_offsets): Update.
9361 (arm_expand_prologue): Update.
9362 (thumb_pushpop): Update.
9363 (thumb_exit): Update.
9364 (thumb1_expand_prologue): Update.
9365 (thumb1_expand_epilogue): Update.
9366 (arm_unwind_emit): Update.
9367 (arm_output_fn_unwind): Update.
9368 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
9369 * config/arm/arm.md: Update.
9370 * config/pa/pa.md: Update.
9371 * config/pa/pa.c (legitimize_pic_address): Update.
9372 (compute_frame_size): Update.
9373 (hppa_expand_prologue): Update.
9374 (hppa_expand_epilogue): Update.
9375 (borx_reg_operand): Update.
9376 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
9377 (HARD_REGNO_RENAME_OK): Update.
9378 * config/mips/mips.c (mips_global_pointer): Update.
9379 (mips_save_reg_p): Update.
9380 (mips_compute_frame_info): Update.
9381 (mips_frame_pointer_required): Update.
9382 (mips_expand_prologue): Update.
9383 (mips_expand_epilogue): Update.
9384 (mips_can_use_return_insn): Update.
9385 (mips_reorg_process_insns): Update.
9386 * config/v850/v850.c (compute_register_save_size): Update.
9387 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
9388 * config/mmix/mmix.c (along): Update.
9389 (mmix_expand_epilogue): Update.
9390 * config/bfin/bfin.c (legitimize_pic_address): Update.
9391 (must_save_p): Update.
9392 (stack_frame_needed_p): Update.
9393 (add_to_reg): Update.
9394 (bfin_expand_prologue): Update.
9395 * stmt.c (expand_asm_operands): Update.
9396 * reload1.c (reload): Update.
9397 (init_elim_table): Update.
9399 2008-04-25 Bob Wilson <bob.wilson@acm.org>
9401 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
9403 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
9405 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
9406 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
9407 (mov<mode>): Removed.
9408 (*movv4sf_internal): Likewise.
9409 (*movv2df_internal): Likewise.
9411 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
9413 * config.gcc (crx-*-elf): Remove deprecation.
9415 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
9417 * config/i386/cygming-crtend.c (register_frame_ctor): Register
9418 __gcc_deregister_frame with atexit.
9419 (deregister_frame_dtor): Remove.
9421 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
9422 Nathan Sidwell <nathan@codesourcery.com>
9424 * config/rs6000/rs6000.opt (mspe): Remove Var property.
9426 * config/rs6000/rs6000.h (rs6000_spe): Declare.
9427 (rs6000_isel): Likewise.
9428 * config/rs6000/rs6000.c (rs6000_spe): New variable.
9429 (rs6000_isel): New variable.
9430 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
9432 2008-04-24 Jakub Jelinek <jakub@redhat.com>
9435 * c-common.c (handle_vector_size_attribute): Call
9436 lang_hooks.types.reconstruct_complex_type instead of
9437 reconstruct_complex_type.
9438 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
9439 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
9440 * langhooks.h (struct lang_hooks_for_types): Add
9441 reconstruct_complex_type hook.
9442 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
9443 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
9445 2008-04-24 Richard Guenther <rguenther@suse.de>
9447 * c-common.h (check_builtin_function_arguments): Declare.
9448 * c-common.c (validate_nargs): New function.
9449 (check_builtin_function_arguments): Likewise.
9450 * c-typeck.c (build_function_call): Call
9451 check_builtin_function_arguments.
9452 * builtins.c (fold_builtin_classify): Remove error reporting code.
9453 (fold_builtin_unordered_cmp): Likewise.
9454 (fold_builtin_1): Likewise.
9455 (fold_builtin_n): Likewise.
9457 2008-04-24 Jakub Jelinek <jakub@redhat.com>
9459 PR tree-optimization/36008
9460 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
9461 the original op1, rather than delta by step.
9463 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
9464 Sebastian Pop <sebastian.pop@amd.com>
9466 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
9467 eliminate_local_variables_stmt, eliminate_local_variables,
9468 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
9469 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
9470 of code delimited by two edges in the CFG.
9471 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
9472 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
9473 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
9474 the case of parallelisation of reductions.
9475 (expr_invariant_in_region_p): New.
9477 * tree-flow.h (gather_blocks_in_sese_region): Declared.
9478 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
9480 2008-04-24 Ira Rosen <irar@il.ibm.com>
9481 Richard Guenther <rguenther@suse.de>
9483 PR tree-optimization/36034
9484 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
9485 incapable of dealing with loads with gaps.
9487 2008-04-24 Rafael Espindola <espindola@google.com>
9489 * tree-flow.h (vrp_evaluate_conditional): Change signature.
9490 * tree-ssa-propagate.c (fold_predicate_in): Update call to
9491 vrp_evaluate_conditional.
9492 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
9493 (vrp_evaluate_conditional): Split the cond argument.
9494 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
9495 (simplify_stmt_for_jump_threading): Update call to
9496 vrp_evaluate_conditional.
9498 2008-04-24 Ira Rosen <irar@il.ibm.com>
9500 PR tree-optimization/35982
9501 * tree-vect-analyze.c (vect_check_interleaving): Check that the
9502 interleaved data-refs are of the same type.
9504 2008-04-24 Danny Smith <dannysmith@users.net>
9506 * c-format.c (check_format_info_main): Use strncmp rather than a
9507 magic prefix to handle multichar length specs.
9508 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
9509 Don't prefix "I64" and "I32" with '\0'.
9511 2008-04-24 Jakub Jelinek <jakub@redhat.com>
9514 * config/i386/i386.c (init_cumulative_args): Don't pass anything
9515 in registers for -m32 only if stdarg_p (fntype).
9517 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
9519 PR rtl-optimization/36006
9520 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
9521 temp to op0 in order to avoid invalid rtx sharing.
9523 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
9525 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
9526 check TREE_INVARIANT.
9527 * tree-gimple.c (is_gimple_address): New.
9528 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
9529 * tree-gimple.h (is_gimple_address): New.
9530 * tree.h (decl_address_invariant_p): New.
9531 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
9532 (build_string): Likewise.
9533 (decl_address_invariant_p): New, from is_gimple_invariant_address.
9534 (tree_invariant_p_1): Likewise.
9535 (save_expr): Use it.
9536 (tree_invariant_p): New.
9537 (skip_simple_arithmetic): Use it.
9538 (stabilize_reference_1): Use it.
9539 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
9541 (build1_stat): Drop code to compute TREE_INVARIANT.
9542 (build2_stat): Drop code to compute TREE_INVARIANT.
9543 (build3_stat): Drop code to compute TREE_INVARIANT.
9544 (build4_stat): Drop code to compute TREE_INVARIANT.
9545 (build5_stat): Drop code to compute TREE_INVARIANT.
9546 (build7_stat): Drop code to compute TREE_INVARIANT.
9547 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
9548 * tree.h (struct tree_base): Remove invariant_flag.
9549 (TREE_INVARIANT): Remove.
9550 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
9551 (fold_builtin_expect): Check TREE_CONSTANT.
9552 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
9553 * c-tree.h (c_expr_to_decl): Drop third parameter.
9554 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
9555 (build_c_cast): Don't set TREE_INVARIANT.
9556 (pop_init_level): Don't set TREE_INVARIANT.
9557 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
9558 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
9560 (gimplify_init_constructor): Don't set TREE_INVARIANT.
9561 (gimplify_addr_expr): Adjust comment.
9562 * tree-mudflap.c (mf_build_string):
9563 * print-tree.c (print_node): Don't print TREE_INVARIANT.
9564 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
9565 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
9566 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
9567 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
9568 * langhooks.h (struct lang_hooks): Drop third parameter from
9571 2008-04-23 Richard Guenther <rguenther@suse.de>
9573 PR tree-optimization/27799
9574 PR tree-optimization/32921
9575 PR tree-optimization/32624
9576 * tree-ssa-structalias.c (merge_smts_into): Only merge the
9577 SMTs aliases and the tag itself into the solution.
9578 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
9579 merge the points-to solution back into the SMT aliases.
9580 (may_alias_p): Use alias_set_subset_of instead of
9581 aliases_conflict_p. A pointer which points to
9582 memory with alias set zero may access any variable.
9584 2008-04-23 Richard Guenther <rguenther@suse.de>
9586 * alias.c (alias_set_subset_of): Correctly handle asking
9587 if zero is a subset of an alias set with zero child.
9588 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
9589 (compute_flow_insensitive_aliasing): Correctly walk all
9590 pointers. Do not unnecessarily union sets.
9592 2008-04-23 Richard Guenther <rguenther@suse.de>
9595 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
9597 2008-04-22 Tomas Bily <tbily@suse.cz>
9599 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
9601 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
9603 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
9604 * tree-ssa-structalias.c (get_constraint_for): Likewise.
9605 * tree-inline.c (estimate_num_insns_1): Likewise.
9606 * varasm.c (const_hash_1, compare_constant, copy_constant)
9607 (compute_reloc_for_constant, output_addressed_constants): Likewise.
9608 * emit-rtl.c (component_ref_for_mem_expr)
9609 (set_mem_attributes_minus_bitpos): Likewise.
9610 * expr.c (highest_pow2_factor, expand_expr_real_1, )
9611 (is_aligning_offset): Likewise.
9612 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
9613 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
9614 * dojump.c (do_jump): Likewise.
9615 * builtins.c (get_pointer_alignment, get_memory_rtx)
9616 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
9617 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
9619 2008-04-23 Jakub Jelinek <jakub@redhat.com>
9621 PR rtl-optimization/36017
9622 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
9623 expanding the library call.
9625 2008-04-22 Ian Lance Taylor <iant@google.com>
9627 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
9630 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
9632 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
9633 of LR/CTR moves for Power6.
9635 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
9638 * passes.c (init_optimization_passes): Remove
9639 pass_fast_rtl_byte_dce.
9641 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
9644 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
9645 builtin functions to generate faster code.
9646 (_mm_cvtpu16_ps): Ditto.
9647 (_mm_cvtpi32x2_ps): Ditto.
9649 2008-04-22 Nick Clifton <nickc@redhat.com>
9651 * common.opt (ftree-loop-distribution): Add Optimization
9654 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
9655 (frv_expand_builtin_va_start): Likewise.
9657 * config/arm/arm.c (thumb_find_work_register): Fix location of
9658 argument register count.
9660 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9662 Support scheduling for ColdFire V1 and V3 microarchitecture.
9663 Improve scheduling of multiplication instructions.
9665 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
9666 (mac): New instruction attribute.
9667 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
9668 (m68k_sched_mac): New variable.
9669 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
9670 Handle cfv1 and cfv3.
9671 (max_insn_size): New static variable.
9672 (struct _sched_ib): New type.
9673 (sched_ib): New static variable.
9674 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
9675 to fields of 'struct _sched_ib sched_ib'. Update all uses.
9676 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
9678 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
9679 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
9680 new variables. Update.
9681 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
9682 Add modeling of cfv3 instruction buffer. Update.
9683 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
9684 * config/m68k/m68k.h (TUNE_CFV3): New macro.
9685 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
9686 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
9687 a particular reservation applies to.
9688 (type2): Reorganize attribute values. Rename alu to alu_reg,
9689 alu_l to alu, move_l to omove. Join move to alu. Split mul
9691 (cf_ib_*): Simplify description of instruction buffer.
9692 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
9693 (cf_mem): Split into cf_mem1 and cf_mem2.
9694 (cf_v2_move_??): Rename to cfv12_alu_??.
9695 (cf_v2_move_l_??): Rename to cfv12_omove_??.
9696 (cf_v2_mul_??): Remove reservations.
9697 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
9698 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
9699 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
9701 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
9702 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
9703 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
9704 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
9705 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
9706 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
9707 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
9708 expansions of the above reservations for instructions of sizes
9711 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9713 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
9715 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
9717 * coverage.c: Include tree-pass.h.
9718 (coverage_counter_alloc): Print da_file_name to the dump file.
9720 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
9722 * sbitmap.c (sbitmap_range_empty_p): New function.
9723 * sbitmap.h (sbitmap_range_empty_p): New function.
9724 * bitmap.h: Now includes obstack.h.
9726 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
9727 Kenneth Zadeck <zadeck@naturalbridge.com>
9729 * dbgcnt.def (ra_byte_scan): Added.
9730 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
9731 when the last hit happens for a counter.
9732 * timevar.def (TV_DF_BYTE_LR): New variable.
9733 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
9734 * passes.c (pass_fast_rtl_byte_dce): New pass.
9735 * fwprop.c (update_df): Added mode to call df_ref_create.
9736 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
9737 DF_REF_EXTRACT_OFFSET.
9738 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
9739 DF_BYTE_LR_OUT, df_byte_lr): New macro.
9741 (df_ref_extract): Added mode field.
9742 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
9743 DF_REF_EXTRACT_OFFSET.
9744 (DF_REF_EXTRACT_MODE): New macro.
9745 (df_byte_lr_bb_info): New structure.
9746 (df_print_byte_regset, df_compute_accessed_bytes,
9747 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
9748 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
9749 df_byte_lr_simulate_uses,
9750 df_byte_lr_simulate_artificial_refs_at_top,
9751 df_byte_lr_simulate_artificial_refs_at_end,
9752 df_compute_accessed_bytes): New function.
9753 (df_ref_create): Add parameter.
9754 (df_byte_lr_get_bb_info): New inline function.
9755 * df-scan.c (df_ref_record, df_uses_record,
9756 df_ref_create_structure): Added mode parameter.
9757 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
9758 df_defs_record, df_uses_record, df_get_conditional_uses,
9759 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
9760 df_entry_block_defs_collect, df_exit_block_uses_collect):
9761 Added mode parameter to calls to df_ref_record, df_uses_record,
9762 df_ref_create_structure.
9763 (df_ref_equal_p, df_ref_compare): Added test for modes.
9764 (df_ref_create_structure): Added code to set mode. Renamed
9765 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
9766 DF_REF_EXTRACT_OFFSET.
9767 * df-core.c (df_print_byte_regset): New function.
9768 * df-byte-scan.c: New file.
9769 * df-problems.c (df_rd_transfer_function): Removed unnecessary
9770 calls to BITMAP_FREE.
9771 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
9772 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
9773 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
9774 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
9775 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
9776 df_byte_lr_local_compute, df_byte_lr_init,
9777 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
9778 df_byte_lr_transfer_function, df_byte_lr_free,
9779 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
9780 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
9781 df_byte_lr_simulate_uses,
9782 df_byte_lr_simulate_artificial_refs_at_top,
9783 df_byte_lr_simulate_artificial_refs_at_end): New function.
9784 * dce.c (byte_dce_process_block): New function.
9785 (dce_process_block): au is now passed in rather than computed
9786 locally. Changed loops that look at artificial defs to not look
9787 for conditional or partial ones, because there never are any.
9788 (fast_dce): Now is able to drive byte_dce_process_block or
9789 dce_process_block depending on the kind of dce being done.
9790 (rest_of_handle_fast_dce): Add parameter to fast_dce.
9791 (rest_of_handle_fast_byte_dce): New function.
9792 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
9793 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
9795 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
9798 * gcc.h: Added fortran options that take arguments to
9799 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
9802 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
9804 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
9805 scalarization if on the LHS and not a full access.
9807 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9809 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
9811 2008-04-18 Rafael Espindola <espindola@google.com>
9813 * tree-vrp.c (find_case_label_index): Fix the binary search.
9814 (find_case_label_range): New.
9815 (vrp_visit_switch_stmt): Use find_case_label_range.
9816 (simplify_switch_using_ranges): Use find_case_label_range.
9818 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
9820 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
9821 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
9823 2008-04-18 Tom Tromey <tromey@redhat.com>
9826 * doc/cpp.texi (Implementation-defined behavior): Mention
9829 2008-04-18 Ian Lance Taylor <iant@google.com>
9831 * fold-const.c (pointer_may_wrap_p): New static function.
9832 (fold_comparison): Add another test for pointer overflow. Use
9833 pointer_may_wrap_p to disable some false positives.
9835 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
9837 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
9838 (fname_as_string): Match updated cpp_interpret_string prototype.
9839 (fix_string_type): Support char16_t* and char32_t*.
9840 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
9841 derivative) nodes. Register as builtin if C++0x.
9842 (c_parse_error): Support CPP_CHAR{16,32}.
9843 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
9844 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
9845 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
9846 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
9847 CTI_CHAR32_ARRAY_TYPE>: New elements.
9848 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
9849 char32_type_node, signed_char32_type_node, char16_array_type_node,
9850 char32_array_type_node): New defines.
9851 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
9852 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
9853 (lex_string): Support CPP_STRING{16,32}, match updated
9854 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
9855 (lex_charconst): Support CPP_CHAR{16,32}.
9856 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
9857 and CPP_STRING{16,32}.
9859 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
9862 * aclocal.m4: Regenerate.
9863 * configure: Regenerate.
9865 2008-04-18 Jan Hubicka <jh@suse.cz>
9867 * except.c (dw2_size_of_call_site_table,
9868 sjlj_size_of_call_site_table): Use vector API for call_site_record.
9870 * cgraphbuild.c (build_cgraph_edges): Update.
9871 * tree-pass.h: Update comment.
9872 * final.c (leaf_function_p): Update.
9873 (leaf_renumber_regs): Update.
9874 (rest_of_clean_state): Update.
9875 * omp-low.c (expand_omp_parallel): Update.
9876 * ipa-reference.c (analyze_function): Update.
9877 * reorg.c (find_end_label): Update.
9878 (optimize_skip): Update.
9879 (fill_simple_delay_slots): Update.
9880 (fill_simple_delay_slots): Update.
9881 (make_return_insns): Update.
9882 (dbr_schedule): Update.
9883 * gimple-low.c (record_vars_into): Update.
9884 * cfgbuild.c (make_edges): Update.
9885 * function.c (assign_stack_local): Update.
9886 (assign_parm_adjust_stack_rtl): Update.
9887 (locate_and_pad_parm): Update.
9888 (allocate_struct_function): Do not initialize stack_alignment_needed
9889 and preferred_stack_boundary here.
9890 (stack_protect_prologue): Update.
9891 (stack_protect_epilogue): Update.
9892 (expand_function_start): Initialize stack_alignment_needed,
9893 preferred_stack_boundary and max_jumptable_ents.
9894 (expand_function_end): Update.
9895 (free_after_compilation): Do not NULLify epilogue_delay_list.
9896 * function.h (struct rtl_data): Add stack_protect_guard,
9897 stack_alignment_needed,
9898 preferred_stack_boundary, epilogue_delay_list.
9899 (struct function): Remove value_histograms, stack_alignment_needed,
9900 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
9902 unexpanded_var_list, stack_protect_guard.
9903 (current_function_epilogue_delay_list): Remove.
9904 * ipa-type-escape.c (analyze_function): Update.
9905 * gimplify.c (pop_gimplify_context): Update comment.
9906 * calls.c (expand_call): Update.
9907 (emit_library_call_value_1): Update.
9908 * except.c (set_nothrow_function_flags): Update.
9909 * cfgexpand.c (get_decl_align_unit): Update.
9910 (create_stack_guard): Update.
9911 (estimated_stack_frame_size): Update.
9912 (expand_used_vars): Update.
9913 (tree_expand_cfg): Free histogram earliers, init expansion variables.
9914 * explow.c (allocate_dynamic_stack_space): Update.
9915 * tree-ssa-live.c (remove_unused_locals): Update.
9916 * varasm.c (mark_constant_pool): Update.
9917 * tree-inline.c (remap_decls): Update.
9918 (initialize_cfun): Update.
9919 (declare_return_variable): Update.
9920 (inline_forbidden_p): Update.
9921 (expand_call_inline): Update.
9922 (declare_inline_vars): Update.
9923 (tree_function_versioning): Update.
9924 * tree-flow.h (value_histograms): New.
9925 (VALUE_HISTOGRAMS): New macro.
9926 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
9928 * tree-cfg.c (set_bb_for_stmt): Update.
9929 (replace_by_duplicate_decl): Update.
9930 (move_block_to_fn): Update.
9931 (new_label_mapper): Update.
9932 (dump_function_to_file): Update.
9933 * ipa-struct-reorg.c (build_data_structure): Update.
9934 * cfgrtl.c (print_rtl_with_bb): Update.
9935 * reload1.c (reload): Update.
9937 * config/i386/i386.c (setup_incoming_varargs_64,
9938 ix86_compute_frame_layout): Update.
9939 * config/arc/arc.c (arc_output_function_epilogue): Update.
9941 2008-04-18 Marius Strobl <marius@FreeBSD.org>
9943 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
9944 for FreeBSD as well.
9945 * gthr-posix95.h: Likewise.
9947 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
9949 PR rtl-optimization/35838
9950 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
9951 out the byte offset of the first subreg.
9953 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
9955 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
9956 to split_ti instead of three separate calls with single member arrays.
9957 (subti3 splitter): Ditto.
9958 (adddi3 splitter): Ditto with split_di.
9959 (subdi3 splitter): Ditto.
9960 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
9961 two separate calls with single member arrays. Swap match_dup
9962 operands 1 and 2 to better fit into the array.
9963 (negdi2 splitter): Ditto with split_di.
9964 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
9965 two separate calls with single member arrays. Swap match_dup operands
9966 6 and 7 to better fit into the array.
9968 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
9970 * config/i386/i386.c (sse_builtin_type): New.
9971 (bdesc_sse_args): Likewise.
9972 (bdesc_sse_3arg): Removed.
9973 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
9974 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
9975 IX86_BUILTIN_ROUNDPS.
9976 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
9977 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
9978 IX86_BUILTIN_ROUNDPS.
9979 (ix86_expand_sse_4_operands_builtin): Removed.
9980 (ix86_expand_sse_operands_builtin): New.
9981 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
9982 and CODE_FOR_sse4_1_roundps.
9983 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
9984 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
9986 2008-04-17 Alan Modra <amodra@bigpond.net.au>
9989 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
9990 regs before frame pop when needed. If use_backchain_to_restore_sp
9991 then load backchain into a temp reg to restore vr and vrsave. Add
9992 code to restore vr after frame pop if possible.
9994 2008-04-17 Richard Guenther <rguenther@suse.de>
9996 * tree-vn.c (expressions_equal_p): Do not check type
9997 equality or compatibility before calling operand_equal_p.
9998 * fold-const.c (operand_equal_p): Check equivalence of
9999 integer constants before bailing out due to signedness or
10000 precision differences.
10001 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
10002 spurious differences in type qualification. Ignore types
10003 for COMPONENT_REFs at all.
10005 2008-04-17 Christian Bruel <christian.bruel@st.com>
10007 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
10008 msw_skip comparison.
10010 2008-04-16 Jakub Jelinek <jakub@redhat.com>
10013 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
10016 PR tree-optimization/35899
10017 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
10018 rather than TREE_OPERAND.
10020 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
10023 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
10024 temporary registers. Change operand predicate to general_operand.
10025 (remainderxf3): Ditto.
10027 2008-04-16 Richard Guenther <rguenther@suse.de>
10029 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
10030 * tree-affine.c (aff_combination_expand): Look through some
10033 2008-04-15 Doug Kwan <dougkwan@google.com>
10035 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
10037 * tree-pretty-print.c (dump_generic_node): Ditto.
10038 * final.c (output_addr_const): Ditto.
10039 * dwarf2out.c (output_cfi): Ditto.
10040 * c-pretty-print.c (pp_c_integer_constant): Ditto.
10041 * print-rtl.c (print_rtx): Ditto.
10042 * print-tree.c (print_node_brief, print_node): Ditto.
10043 * c-common.c (match_case_to_enum_1): Ditto.
10044 * sched-vis.c (print_value): Ditto.
10045 * config/i386/i386.c (print_operand): Cast to long unsigned int
10048 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
10049 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
10050 MS Windows VirtualProtect function.
10052 2008-04-15 Jan Hubicka <jh@suse.cz>
10054 * gengtype.c (write_root): Param_is argument is OK.
10055 * expr.c (expand_expr_real_1): Update call of get_exception_*.
10056 * function.h: Include varray.h
10057 (rtl_eh): New stucture based on except.c one.
10058 (call_site_record): New forward declaration and vector type.
10059 * calls.c (emit_call_1): Do not call
10060 note_current_region_may_contain_throw.
10061 * except.c (eh_status): Remove cur_region, try_region since they are
10063 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
10064 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
10065 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
10066 Remove call_site_data_used, call_site_data_size.
10067 Turn call_site_record into vector in function.h.
10068 (note_current_region_may_contain_throw): Remove.
10069 (get_exception_pointer, get_exception_filter): Do not take struct
10070 function argument; update.
10071 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
10072 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
10073 build_post_landing_pads, dw2_build_landing_pads,
10074 sjlj_assign_call_site_values, sjlj_mark_call_sites,
10075 sjlj_emit_function_enter, sjlj_emit_function_enter,
10076 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
10077 sjlj_build_landing_pads, finish_eh_generation,
10078 remove_exception_handler_label, remove_eh_handler,
10079 maybe_remove_eh_handler, add_reachable_handler,
10080 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
10081 add_action_record, collect_one_action_chain, add_call_site,
10082 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
10083 sjlj_output_call_site_table, output_function_exception_table,
10084 * except.h (note_current_region_may_contain_throw): Remove
10085 (get_exception_pointer, get_exception_filter): Do not take struct
10087 * Makefile.in (GTFILES): Put varargs before struct function.
10089 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
10091 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
10092 punt for STRING_CST.
10093 (get_constraint_for): Deal with STRING_CST here instead.
10095 2008-04-15 Richard Guenther <rguenther@suse.de>
10097 * tree-ssa-propagate.c (substitute_and_fold): Substitute
10098 statements in a basic-block with a backward walk. Do not
10099 substitute into dead statements but instead remove those.
10101 2008-04-15 Richard Guenther <rguenther@suse.de>
10103 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
10104 to zero, thus disable creation of SFTs.
10106 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
10108 * tree-predcom.c (suitable_reference_p): Return false if the
10109 reference can throw.
10111 2008-04-15 Jakub Jelinek <jakub@redhat.com>
10114 * c-decl.c (finish_decl): If extern or static var has variable
10115 size, set TREE_TYPE (decl) to error_mark_node.
10117 2008-04-15 Rafael Espindola <espindola@google.com>
10119 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
10122 2008-04-15 Richard Guenther <rguenther@suse.de>
10124 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
10125 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
10126 (visit_reference_op_load): Do walk vuse-vdef chains on
10127 vn_reference_lookup.
10128 (visit_reference_op_store): But do not here.
10129 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
10130 vn_reference_lookup.
10131 (vn_lookup_with_vuses): But do so here.
10133 2008-04-14 Ian Lance Taylor <iant@google.com>
10135 * fold-const.c (fold_overflow_warning): Remove assertion.
10137 2008-04-15 Ben Elliston <bje@au.ibm.com>
10139 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
10140 temp1 local variables.
10142 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
10145 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
10146 ".text.unlikely" section as executable.
10148 2008-04-14 James E. Wilson <wilson@tuliptree.org>
10150 * config/ia64/ia64.c (rtx_needs_barrier): Handle
10151 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
10152 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
10153 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
10154 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
10155 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
10156 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
10158 2008-04-14 Ian Lance Taylor <iant@google.com>
10160 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
10161 * fold-const.c (fold_comparison): If appropriate, test
10162 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
10163 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
10164 reassociating a pointer type.
10165 * doc/invoke.texi (Optimize Options): Document that
10166 -fstrict-overflow applies to pointer wraparound.
10168 2008-04-13 Jan Hubicka <jh@suse.cz>
10170 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
10172 2008-04-12 Andrew Pinski <pinskia@gmail.com>
10174 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
10175 we are going to "save the world".
10177 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
10179 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
10180 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
10181 operand 0 constraint, not "=".
10183 2008-04-11 James E. Wilson <wilson@tuliptree.org>
10185 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
10187 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
10189 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
10190 of size of positions_needed * CHAR_BIT.
10192 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
10194 PR middle-end/35897
10195 * dse.c (store_info): Change positions_needed to unsigned
10197 (lowpart_bitmask): New.
10198 (record_store): Cast to unsigned HOST_WIDE_INT for
10199 positions_needed. Assert width <= size of positions_needed *
10200 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
10201 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
10202 lowpart_bitmask to set mask.
10204 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
10206 * config/bfin/constraints.md: New file.
10207 * config/bfin/bfin.md: Include it.
10208 (adddi3): Use satisfies_constraint functions instead of the old macros.
10209 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
10210 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
10211 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
10212 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
10213 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
10214 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
10215 EXTRA_CONSTRAINT): Delete.
10216 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
10217 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
10219 * config/bfin/bfin.c: Include "tm-constrs.h".
10220 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
10221 Use satisfies_constraint functions instead of the old macros.
10222 * doc/md.texi (Blackfin Constraints): Update file name reference.
10224 2008-04-11 Richard Guenther <rguenther@suse.de>
10226 PR tree-optimization/35869
10227 * tree-vrp.c (execute_vrp): Move switch statement update after
10228 jump threading. Schedule another cfg cleanup run.
10230 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
10233 * attribs.c (decl_attributes): Return early on errorneous node.
10235 2008-04-10 Oleg Ryjkov <olegr@google.com>
10237 * tree.h (struct tree_base): Added a new flag default_def_flag.
10238 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
10240 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
10242 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
10244 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10247 * pa.md: Define mode iterator P. Define mode attribute dwc.
10248 (dcacheflush): Update pattern to use iterator P and attribute dwc.
10249 (icacheflush): Likewise.
10250 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
10251 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
10253 2008-04-11 Ben Elliston <bje@au.ibm.com>
10255 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
10257 2008-04-10 Rafael Espindola <espindola@google.com>
10259 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
10260 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
10261 (extract_range_from_expr): The same.
10263 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
10265 * config/mips/mips.md (GPR2): New mode iterator.
10266 (seq): Add comment.
10267 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
10268 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
10269 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
10270 Rewrite these to take two modes, the mode of comparison and the
10271 mode of the destination.
10272 * config/mips/mips.c (mips_expand_scc): Instead of having
10273 paradoxical subreg as destination, expand "narrowing" scc if mode
10274 of comparison is SI and target is requested in DI mode.
10275 (mips_emit_int_order_test): Update comment. Make mode of
10276 comparison match CMP0 rather than TARGET. When creating inverse
10277 target use mode of TARGET.
10279 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
10281 * gcov-dump.c (tag_summary): Only print summaries for the first
10282 GCOV_COUNTERS_SUMMABLE counters.
10284 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
10286 * config/i386/i386.md (absneg): New code iterator.
10287 (absnegprefix): New code attribute.
10288 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
10289 patterns using absneg code iterator.
10290 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
10291 using absneg code iterator.
10292 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
10293 *neg<mode>2 patterns using absneg code iterator.
10294 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
10295 *negextendsfdf2 patterns using absneg code iterator.
10296 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
10297 *negextendsfxf2 patterns using absneg code iterator.
10298 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
10299 *negextendsfdf2 patterns using absneg code iterator.
10300 * config/i386/sse.md (<code><mode>2): Macroize expander from
10301 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
10303 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
10305 * config/s390/s390.h: Remove the remains of the recent search
10306 & replace action of current_function_outgoing_args_size.
10308 2008-04-10 Ira Rosen <irar@il.ibm.com>
10310 PR tree-optimization/35821
10311 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
10312 NEW_STMT_LIST is not NULL.
10314 2008-04-09 David Edelsohn <edelsohn@gnu.org>
10317 * toplev.c (process_options): Remove -ffunction-sections debugging
10320 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
10322 PR middle-end/PR28690
10323 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
10324 than gen_rtx_fmt_ee to perform more canonicalizations.
10326 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10329 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
10331 2008-04-09 Richard Guenther <rguenther@suse.de>
10333 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
10334 (dump_function_to_file): Dump function arguments with types.
10336 2008-04-08 Richard Guenther <rguenther@suse.de>
10338 * fold-const.c (fold_widened_comparison): Do not allow
10339 sign-changes that change the result.
10341 2008-04-08 Janis Johnson <janis187@us.ibm.com>
10344 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
10345 kinds of indirect references.
10347 2008-04-08 David Edelsohn <edelsohn@gnu.org>
10349 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
10350 GNU Fortran language string.
10352 2008-04-08 Rafael Espindola <espindola@google.com>
10354 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
10355 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
10356 * tree.h (tree_call_nonnegative_warnv_p): New.
10358 2008-04-08 Jan Hubicka <jh@suse.cz>
10360 * function.c (free_after_compilation): Clear out regno_reg_rtx
10363 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
10366 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
10368 PR middle-end/PR28690
10369 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
10370 same precedence as REG_POINTER and MEM_POINTER operands.
10372 2008-04-08 Richard Guenther <rguenther@suse.de>
10374 PR middle-end/35834
10375 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
10376 for adding index to base.
10378 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
10380 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
10381 (MINGW_ENABLE_EXECUTE_STACK): New.
10382 (IN_LIBGCC2): For libgcc include windows.h file for
10383 function declarations.
10385 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
10387 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
10388 and tem2 if tem1 is not a REG or MULT.
10390 2008-04-08 Jan Hubicka <jh@suse.cz>
10392 * function.h (incomming_args): Break out of struct function.
10393 (function_subsections): Break out of struct function.
10394 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
10395 return_rtx and hard_reg_initial_vals from struct function.
10396 Kill inl_max_label_num.
10397 (current_function_pops_args, current_function_args_info,
10398 current_function_args_size, current_function_args_size,
10399 current_function_pretend_args_size,
10400 current_function_outgoing_args_size,
10401 current_function_internal_arg_pointer, current_function_return_rtx):
10402 Kill compatibility accestor macros.
10403 * builtins.c (expand_builtin_apply_args_1): Update.
10404 (expand_builtin_next_arg): Update.
10405 * df-scan.c (df_get_call_refs): Update.
10406 * dbxout.c (dbxout_function_end): Update.
10407 * dwarf2out.c (dwarf2out_switch_text_section): Update.
10408 (output_line_info): Update.
10409 (secname_for_decl): Update.
10410 (dwarf2out_var_location): Update.
10411 * function.c (free_after_compilation): Update.
10412 (assign_parm_find_stack_rtl): Update.
10413 (assign_parms): Update.
10414 (expand_dummy_function_end): Update.
10415 (expand_function_end): Update.
10416 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
10417 (expand_call): Update.
10418 (emit_library_call_value_1): Update.
10419 (store_one_arg): Update.
10420 * varasm.c (initialize_cold_section_name): Update.
10421 (unlikely_text_section): Update.
10422 (unlikely_text_section_p): Update.
10423 (assemble_start_function): Update.
10424 (assemble_end_function): Update.
10425 (default_section_type_flags): Update.
10426 (switch_to_section): Update.
10427 * integrate.c (set_decl_abstract_flags): Update.
10428 (get_hard_reg_initial_val): Update.
10429 (has_hard_reg_initial_val): Update.
10430 (allocate_initial_values): Update.
10431 * resource.c (init_resource_info): Update.
10432 * config/alpha/alpha.c (NUM_ARGS): Update.
10433 (direct_return): Update.
10434 (alpha_va_start): Update.
10435 (alpha_sa_size): Update.
10436 (alpha_initial_elimination_offset): Update.
10437 (alpha_expand_prologue): Update.
10438 (alpha_start_function): Update.
10439 (alpha_expand_epilogue): Update.
10440 (unicosmk_initial_elimination_offset):
10441 * config/alpha/alpha.md (call expander): Update.
10442 * config/s390/s390.c (s390_register_info): Update.
10443 (s390_register_info): Update.
10444 (s390_frame_info): Update.
10445 (s390_initial_elimination_offset): Update.
10446 (s390_build_builtin_va_list): Update.
10447 (s390_va_start): Update.
10448 * config/spu/spu.c (direct_return): Update.
10449 (spu_expand_prologue): Update.
10450 (spu_initial_elimination_offset): Update.
10451 (spu_build_builtin_va_list): Update.
10452 (spu_va_start): Update.
10453 * config/sparc/sparc.c (sparc_init_modes): Update.
10454 (sparc_compute_frame_size): Update.
10455 (function_value): Update.
10456 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
10457 * config/i386/i386.md (return expander): Update.
10458 * config/i386/i386.c (ix86_va_start): Update.
10459 (ix86_can_use_return_insn_p): Update.
10460 (ix86_compute_frame_layout): Update.
10461 (ix86_expand_epilogue): Update.
10462 * config/sh/sh.c (output_stack_adjust): Update.
10463 (calc_live_regs): Update.
10464 (sh_expand_prologue): Update.
10465 (sh_builtin_saveregs): Update.
10466 (sh_va_start): Update.
10467 (initial_elimination_offset): Update.
10468 (sh_allocate_initial_value): Update.
10469 (sh_function_ok_for_sibcall): Update.
10470 (sh_get_pr_initial_val): Update.
10471 * config/sh/sh.md (return expander): Update.
10472 * config/avr/avr.c (frame_pointer_required_p): UPdate.
10473 * config/crx/crx.c (crx_compute_frame): UPdate.
10474 (crx_initial_elimination_offset): UPdate.
10475 * config/xtensa/xtensa.c (compute_frame_size): Update
10476 (xtensa_builtin_saveregs): Update.
10477 (xtensa_va_start): Update.
10478 (order_regs_for_local_alloc): Update.
10479 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
10480 (xstormy16_expand_builtin_va_start): Update.
10481 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
10482 * config/m68hc11/m68hc11.md (return expanders): Update.
10483 * config/m68hc11/m68hc11.c (expand_prologue): Update.
10484 (expand_epilogue): Update.
10485 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
10486 (cris_simple_epilogue): Update.
10487 (cris_expand_prologue): Update.
10488 (cris_expand_epilogue): Update.
10489 * config/iq2000/iq2000.c (iq2000_va_start): Update.
10490 (compute_frame_size): Update.
10491 * config/mt/mt.c (mt_compute_frame_size): Update.
10492 * config/mn10300/mn10300.c (expand_prologue): Update.
10493 (expand_epilogue): Update.
10494 (initial_offset): Update.
10495 (mn10300_builtin_saveregs):
10496 * config/mn10300/mn10300.md (return expander): Update.
10497 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
10498 (ia64_initial_elimination_offset): Update.
10499 (ia64_initial_elimination_offset): Update.
10500 (ia64_expand_prologue): Update.
10501 * config/m68k/m68k.md (return expander): Update.
10502 * config/rs6000/rs6000.c (rs6000_va_start): Update.
10503 (rs6000_stack_info): Update.
10504 * config/mcore/mcore.c (layout_mcore_frame): Update.
10505 (mcore_expand_prolog): Update.
10506 * config/arc/arc.c (arc_compute_frame_size): Update.
10507 * config/score/score3.c (score3_compute_frame_size): Update.
10508 * config/score/score7.c (score7_compute_frame_size): Update.
10509 * config/arm/arm.c (use_return_insn): Update.
10510 (thumb_find_work_register): Update.
10511 (arm_compute_save_reg_mask): Update.
10512 (arm_output_function_prologue): Update.
10513 (arm_output_epilogue): Update.
10514 (arm_size_return_regs): Update.
10515 (arm_get_frame_offsets): Update.
10516 (arm_expand_prologue): Update.
10517 (thumb_exit): Update.
10518 (thumb_unexpanded_epilogue): Update.
10519 (thumb1_output_function_prologue): Update.
10520 * config/pa/pa.md (return expander): Update.
10521 * config/pa/pa.c (compute_frame_size): Update.
10522 (hppa_builtin_saveregs): Update.
10523 * config/mips/mips.c (mips_va_start): Update.
10524 (mips16_build_function_stub): Update.
10525 (mips_compute_frame_info): Update.
10526 (mips_restore_gp): Update.
10527 (mips_output_function_prologue): Update.
10528 (mips_expand_prologue): Update.
10529 * config/v850/v850.c (compute_frame_size): Update.
10530 (expand_prologue): * config/mmix/mmix.c (along): update.
10531 (mmix_initial_elimination_offset): update.
10532 (mmix_reorg): update.
10533 (mmix_use_simple_return): update.
10534 (mmix_expand_prologue): update.
10535 (mmix_expand_epilogue): Update.
10536 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
10537 (emit_link_insn): Update.
10539 2008-04-08 Anatoly Sokolov <aesok@post.ru>
10541 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
10542 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
10544 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
10547 2008-04-07 Jan Hubicka <jh@suse.cz>
10549 * function.h (rtl): Rename to x_rtl.
10550 (crtl): New define.
10551 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
10552 frame_offset, stack_check_probe_note, arg_pointer_save_area,
10553 used_temp_slots avail_temp_slots, temp_slot_level,
10554 nonlocal_goto_handler_labels): Update accesstors.
10555 (rtl): New global variable.
10556 (struct function): Move some fileds to rtl_data.
10557 (get_arg_pointer_save_area): Update prototype.
10558 * builtins.c (expand_builtin_setjmp_receiver): Update call of
10559 get_arg_pointer_save_area.
10560 * expr.c (init_expr): Update
10561 * function.c (get_frame_size): Update
10562 (assign_stack_local): Update
10563 (expand_function_end): Update.
10564 (get_art_pointer_save_area): Update
10566 * emit-rtl.c (rtl): Declare.
10567 (regno_reg_rtx): Declare.
10568 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
10570 (gen_reg_rtx): Update.
10571 * varasm.c (n_deferred_constatns): Update accestor.
10572 (init_varasm_status): Do not allocate varasm_status.
10573 (force_const_mem, get_pool_size, output_constant_pool): Update.
10574 * stmt.c (force_label_rtx): Do not use x_ prefixes.
10575 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
10576 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
10577 * sparc/sparc.h (INIT_EXPANDERS): Update.
10578 * ia64/ia64.h (INIT_EXPANDERS): Update.
10580 2008-04-07 James E. Wilson <wilson@tuliptree.org>
10582 * reload.c (push_secondary_reload): Add missing break to for loop.
10584 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
10586 PR middle-end/PR28690
10587 * rtlanal.c: Update copyright years.
10588 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
10589 as REG_POINTER and MEM_POINTER operands.
10590 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
10591 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
10592 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
10593 * gcse.c: Update copyright years.
10594 (pre_delete): Call gen_reg_rtx_and_attrs.
10595 (hoist_code): Likewise.
10596 (build_store_vectors): Likewise.
10597 (delete_store): Likewise.
10598 * loop-invariant.c (move_invariant_reg): Likewise.
10599 Update copyright years.
10601 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
10603 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
10604 control string instead of quoted.
10606 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
10608 * doc/rtl.texi: Rewrite of subreg section.
10610 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
10613 * config/i386/i386.c (legitimize_pic_address): Add treating
10614 of dllimport SYM_REF's.
10615 (legitimize_dllimport_symbol): Add prototype.
10617 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
10619 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
10620 reference in constructor with non self-referential type.
10622 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
10624 Removal of Return with Depressed Stack Pointer support
10625 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
10626 (ECF_SP_DEPRESSED): Likewise.
10627 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
10628 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
10629 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
10630 (expand_call): Do not test ECF_SP_DEPRESSED.
10631 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
10632 * function.c (keep_stack_depressed): Delete.
10633 (handle_epilogue_set): Likewise.
10634 (update_epilogue_consts): Likewise.
10635 (emit_equiv_load): Likewise.
10636 (thread_prologue_and_epilogue_insns): Remove support for Return with
10637 Depressed Stack Pointer.
10638 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
10640 2008-04-06 Richard Guenther <rguenther@suse.de>
10642 PR tree-optimization/35400
10643 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
10644 information from SSA_NAMEs.
10646 2008-04-06 Anatoly Sokolov <aesok@post.ru>
10648 * config/avr/avr.h (avr_mega_p): Remove declaration.
10649 (AVR_MEGA): Remove macro.
10650 * config/avr/avr.c (avr_mega_p): Remove variable.
10651 (avr_override_options): Remove inicializion of avr_mega_p.
10652 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
10653 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
10654 (avr_jump_mode): (Ditto.).
10655 (avr_output_progmem_section_asm_op): (Ditto.).
10656 (avr_asm_init_sections): (Ditto.).
10657 (avr_asm_init_sections): (Ditto.).
10658 (avr_rtx_costs): (Ditto.).
10659 * config/avr/avr.md: (Ditto.).
10660 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
10663 2008-04-06 Richard Guenther <rguenther@suse.de>
10665 PR tree-optimization/35842
10666 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
10667 is_gimple_invariant_address.
10669 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10671 * gcc.c (default_compilers): Sync Fortran extensions list with
10672 that in fortran/lang-specs.h.
10673 * doc/invoke.texi: Likewise.
10674 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
10675 * dwarf2out.c (gen_compile_unit_die): Likewise.
10677 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
10679 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
10681 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
10684 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
10685 attribute is used for nested functions.
10687 2008-04-05 Jan Hubicka <jh@suse.cz>
10689 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
10691 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
10693 (dump_files): Update.
10694 (enable_rtl_dump_file): Do not accept letter argument.
10695 * tree-pass.h (dump_file_info): Remove letter argument.
10696 * toplev.c (decode_d_option): Update -da handling.
10697 * toplev.h (enable_rtl_dump_file): Update prototype.
10698 * passes.c (register_one_dump_file): Do not accept IPA argument; work
10699 it out based on pass type.
10700 (register_dump_files_1): Likewise.
10701 (init_optimization_passes): Update register_one_dump_file calls.
10702 (execute_one_pass): Sanity check that IPA passes are called at IPA
10703 level and RTL passes at RTL level.
10704 (execute_pass_list): IPA pass can not be after or subpass of
10706 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
10707 disallov RTL subpasses of IPA subpasses.
10709 2008-04-05 Ben Elliston <bje@au.ibm.com>
10711 * tree-cfg.c (need_fake_edge_p): Return false for calls to
10712 builtins that return exactly once and do not throw. Cache call to
10715 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
10717 PR rtl-optimization/34916
10718 PR middle-end/35519
10719 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
10720 between instruction pairs.
10722 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
10724 * doc/invoke.texi: Document -mbitops for SH.
10725 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
10726 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
10727 * config/sh/sh.c (print_operand): Add %t operand code.
10728 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
10729 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
10730 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
10731 (extendqihi2): Likewise.
10732 (movqi_i): Likewise.
10733 (insv): Use bset, bclr and bst instructions for SH2A if possible.
10734 (extv): Use bld instruction for SH2A if possible.
10736 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
10737 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
10738 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
10739 (bset.b, bclr.b): Define peepholes.
10740 * config/sh/sh.opt (mbitops): New option.
10742 2008-04-04 Janis Johnson <janis187@us.ibm.com>
10745 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
10746 and view convert expression.
10748 2008-04-04 Jakub Jelinek <jakub@redhat.com>
10751 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
10753 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
10755 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
10757 * config/i386/cpuid.h (bit_AES): New.
10758 (bit_PCLMUL): Likewise.
10760 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
10761 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
10762 SSE2 if AES or PCLMUL is enabled.
10763 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
10764 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
10765 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
10766 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
10767 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
10768 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
10769 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
10770 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
10771 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
10772 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
10773 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
10774 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
10775 __builtin_ia32_aeskeygenassist128 and
10776 __builtin_ia32_pclmulqdq128.
10777 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
10778 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
10779 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
10781 * config/i386/i386.h (TARGET_AES): New.
10782 (TARGET_PCLMUL): Likewise.
10783 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
10785 * config/i386/i386.md (UNSPEC_AESENC): New.
10786 (UNSPEC_AESENCLAST): Likewise.
10787 (UNSPEC_AESDEC): Likewise.
10788 (UNSPEC_AESDECLAST): Likewise.
10789 (UNSPEC_AESIMC): Likewise.
10790 (UNSPEC_AESKEYGENASSIST): Likewise.
10791 (UNSPEC_PCLMUL): Likewise.
10793 * config/i386/i386.opt (maes): New.
10794 (mpclmul): Likewise.
10796 * config/i386/sse.md (aesenc): New pattern.
10797 (aesenclast): Likewise.
10798 (aesdec): Likewise.
10799 (aesdeclast): Likewise.
10800 (aesimc): Likewise.
10801 (aeskeygenassist): Likewise.
10802 (pclmulqdq): Likewise.
10804 * config/i386/wmmintrin.h: New.
10806 * doc/extend.texi: Document AES and PCLMUL built-in function.
10808 * doc/invoke.texi: Document -maes and -mpclmul.
10810 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
10812 * function.c (free_after_parsing): Replace with
10813 cxx_push_function_context from C++ front-end.
10814 (allocate_struct_function): Don't call langhook.
10815 * langhooks.h (struct lang_hooks_for_functions): Delete.
10816 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
10818 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
10819 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
10820 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
10821 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
10822 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
10823 remove LANG_HOOKS_FUNCTION_INITIALIZER.
10824 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
10826 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
10827 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
10829 2008-04-04 Jakub Jelinek <jakub@redhat.com>
10832 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
10835 2008-04-04 Richard Guenther <rguenther@suse.de>
10837 PR middle-end/35823
10838 * fold-const.c (optimize_minmax_comparison): Use the correct
10839 type for the constant in the simplified comparison.
10841 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
10843 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
10844 Pass L2 size as "--param l2-cache-size" to the compiler.
10845 (decode_l2_cache): New function to decode L2 cache parameters using
10846 0x8000006 extended cpuid function.
10847 (detect_caches_amd): Determine parameters of L2 cache using
10848 decode_l2_caches function.
10849 (decode_caches_intel): Decode L2 cache parameters.
10850 (detect_caches_intel): Determine L2 cache parameters using
10851 decode_caches_intel and decode_l2_caches functions.
10853 2008-04-03 Bob Wilson <bob.wilson@acm.org>
10855 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
10856 secondary input reload for subword loads from the constant pool.
10858 2008-04-03 Janis Johnson <janis187@us.ibm.com>
10861 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
10862 constants of the appropriate size for runtime calculations.
10865 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
10866 decimal-float literal constant zero.
10868 2008-04-03 Jakub Jelinek <jakub@redhat.com>
10871 * c-parser.c (c_parser_omp_atomic): Call
10872 default_function_array_conversion on the RHS.
10874 PR middle-end/35818
10875 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
10876 call is_variable_sized if decl has incomplete type.
10878 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
10880 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
10882 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
10884 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
10886 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
10887 (sgt<u>): Merge sgt and sgtu into new expander.
10888 (sgt, sgtu): Remove expanders.
10889 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
10890 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
10891 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
10892 *sgtu_<mode>_mips16 into new pattern.
10893 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
10894 (sge<u>): Merge sge and sgeu into new expander.
10895 (sge, sgeu): Remove expanders.
10896 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
10898 (*sge_<mode>, second *sge_<mode>): Remove patterns.
10899 (slt<u>): Merge slt and sltu into new expander.
10900 (slt, sltu): Remove expanders.
10901 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
10902 (*slt_<mode>, *sltu_<mode>): Remove patterns.
10903 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
10904 *sltu_<mode>_mips16 into new pattern.
10905 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
10906 (sle<u>): Merge sle and sleu into new expander.
10907 (sle, sleu): Remove expanders.
10908 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
10909 (*sle_<mode>, *sleu_<mode>): Remove patterns.
10910 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
10911 *sleu_<mode>_mips16 into new pattern.
10912 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
10914 2008-04-03 Jan Hubicka <jh@suse.cz>
10916 PR tree-optimization/35795
10917 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
10918 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10919 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
10920 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
10921 * score/score3.c (score3_output_mi_thunk): Likewise.
10922 * score/score7.c (score7_output_mi_thunk): Likewise.
10923 * mips/mips.c (mips_output_mi_thunk): Likewise.
10925 2008-04-03 Richard Guenther <rguenther@suse.de>
10927 * tree-vrp.c (extract_range_from_unary_expr): Handle all
10928 conversions. Simplify code.
10930 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
10932 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
10934 2008-04-03 Tom Tromey <tromey@redhat.com>
10935 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10937 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
10938 * config/bfin/t-bfin-linux (generated_files): Add
10939 linux-sysroot-suffix.h.
10940 * doc/install.texi (Prerequisites): Require make 3.80.
10941 * doc/sourcebuild.texi (Front End Directory): Document new
10943 * Makefile.in (generated_files): New variable.
10944 (ALL_HOST_OBJS): New variable.
10945 ($(ALL_HOST_OBJS)): New target.
10947 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
10949 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
10950 (remap_block): Call id->transform_lang_insert_block instead
10952 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
10953 Set id.transform_lang_insert_block to NULL.
10954 (clone_body): Move to cp/optimize.c
10955 * tree-inline.h (struct copy_body_data): Change
10956 transform_lang_insert_block to function pointer.
10957 (copy_generic_body, copy_decl_no_change): Export.
10958 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
10959 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
10960 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
10962 * c-tree.h (insert_block): Kill.
10963 * c-decl.c (insert_block): Kill.
10965 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
10967 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
10968 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
10969 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
10971 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
10972 argument, call {push,pop}_function_context from here.
10973 * c-parser.c: Use c_{push,pop}_function_context.
10975 * function.c (push_function_context_to): Move meat ...
10976 (push_function_context): ... here. Simplify.
10977 * function.c (pop_function_context_from): Move meat ...
10978 (pop_function_context): ... here. Simplify.
10979 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
10981 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
10982 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
10983 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
10984 * tree.h (push_function_context_to, pop_function_context_from): Remove.
10986 2008-04-03 Ben Elliston <bje@au.ibm.com>
10988 * expmed.c (extract_force_align_mem_bit_field): Remove.
10990 2008-04-03 Richard Guenther <rguenther@suse.de>
10992 PR middle-end/35800
10993 * expr.h (try_casesi): Adjust prototype.
10994 * expr.c (try_casesi): Take fallback label as extra parameter.
10995 Use that for gen_casesi if default_label is NULL.
10996 * stmt.c (expand_case): Pass fallback label to try_casesi,
10997 make sure to fill gaps with a fallback label if default_label
11000 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
11003 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
11005 2008-04-03 Ben Elliston <bje@au.ibm.com>
11007 * expmed.c (extract_split_bit_field): Remove if (0) code.
11008 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
11009 (do_ds_constraint): Likewise.
11011 2008-04-02 Joseph Myers <joseph@codesourcery.com>
11013 * doc/cppopts.texi (-dU): Document.
11014 * c-common.h (flag_dump_macros): Update comment.
11015 * c-opts.c (handle_OPT_d): Handle -dU.
11016 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
11017 dump_queued_macros, cb_used_define, cb_used_undef): New.
11018 (init_pp_output): Handle -dU.
11019 (cb_line_change): Call dump_queued_macros.
11020 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
11022 2008-04-02 Anatoly Sokolov <aesok@post.ru>
11024 * config/avr/predicates.md (io_address_operand): New predicate.
11025 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
11026 * config/avr/avr.c (avr_io_address_p): Remove function.
11027 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
11028 'avr_io_address_p' function.
11029 (out_movhi_r_mr): (Ditto.).
11030 (out_movqi_mr_r): (Ditto.).
11031 (out_movhi_mr_r): (Ditto.).
11032 (avr_address_cost): (Ditto.).
11034 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
11036 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
11037 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
11038 in 32bit mode when XMM registers are available to avoid store
11040 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
11041 corresponding post-reload splitters.
11043 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
11045 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
11046 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
11047 __builtin_ia32_roundss.
11048 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
11049 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
11050 __builtin_ia32_roundss.
11051 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
11052 IX86_BUILTIN_SHUFPD here.
11054 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
11056 * config/i386/i386.md (plogic): New.
11057 (plogicprefix): Likewise.
11059 * config/i386/mmx.md (mmx_<code><mode>3): New.
11060 (mmx_and<mode>3): Removed.
11061 (mmx_ior<mode>3): Likewise.
11062 (mmx_xor<mode>3): Likewise.
11064 * config/i386/sse.md (<code><mode>3): New.
11065 (*<code><mode>3): Likewise.
11066 (*<code><mode>3): Likewise.
11067 (<code><mode>3): Likewise.
11068 (*sse_<code><mode>3): Likewise.
11069 (*sse2_<code><mode>3): Likewise.
11070 (<code>tf3): Likewise.
11071 (*<code>tf3): Likewise.
11072 (and<mode>3): Likewise.
11073 (*and<mode>3): Likewise.
11074 (ior<mode>3): Removed.
11075 (*ior<mode>3): Likewise.
11076 (xor<mode>3): Likewise.
11077 (*xor<mode>3): Likewise.
11078 (*and<mode>3): Likewise.
11079 (*ior<mode>3): Likewise.
11080 (*xor<mode>3): Likewise.
11081 (and<mode>3): Likewise.
11082 (*sse_and<mode>3): Likewise.
11083 (*sse2_and<mode>3): Likewise.
11084 (andtf3): Likewise.
11085 (*andtf3): Likewise.
11086 (ior<mode>3): Likewise.
11087 (*sse_ior<mode>3): Likewise.
11088 (*sse2_ior<mode>3): Likewise.
11089 (iortf3): Likewise.
11090 (*iortf3): Likewise.
11091 (xor<mode>3): Likewise.
11092 (*sse_xor<mode>3): Likewise.
11093 (*sse2_xor<mode>3): Likewise.
11094 (xortf3): Likewise.
11095 (*xortf3): Likewise.
11097 2008-04-02 Richard Guenther <rguenther@suse.de>
11099 PR tree-optimization/14495
11100 PR tree-optimization/34793
11101 * tree-vrp.c (struct switch_update): New structure.
11102 (to_remove_edges, to_update_switch_stmts): New VECs.
11103 (simplify_switch_using_ranges): New function. Remove not taken
11104 case labels and edges.
11105 (simplify_stmt_using_ranges): Call it.
11106 (identify_jump_threads): Mark edges we have queued for removal
11107 so we don't thread them.
11108 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
11110 * tree-cfg.c (group_case_labels): Deal with missing default label.
11111 (tree_verify_flow_info): Allow missing default label.
11112 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
11113 (emit_case_nodes): Likewise.
11114 (expand_case): Do not rely on the default label to be present.
11115 * expr.c (try_casesi): Deal with NULL default_label.
11116 (do_tablejump): Likewise.
11118 2008-04-02 Richard Guenther <rguenther@suse.de>
11120 PR tree-optimization/14495
11121 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
11122 SWITCH_EXPR here ...
11123 (vrp_visit_switch_stmt): ... but here (new function).
11124 (find_case_label_index): New helper function.
11125 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
11127 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
11129 * fwprop.c: Fix ISO-C99ism.
11131 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
11134 * Makefile.in (objdir): Set it here.
11135 * configure.ac: Not here. Find dynamic linker characteristics.
11136 * exec-tool.in: Use them.
11137 * aclocal.m4: Regenerate.
11138 * configure: Regenerate.
11140 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
11142 * expr.c (expand_var): Delete it.
11143 * expr.h (expand_var): Delete prototype.
11144 * function.c (expand_function_start): Use expand_decl instead.
11145 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
11148 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
11150 PR rtl-optimization/35542
11151 * fwprop.c (forward_propagate_and_simplify): Replace
11152 loc_reg_mentioned_in_p with reg_mentioned_p.
11154 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
11156 PR rtl-optimization/35281
11157 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
11158 (propagate_rtx_1): Handle PR_HANDLE_MEM.
11159 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
11160 (varying_mem_p): Move above propagate_rtx.
11161 (all_uses_available_at): Do not check MEMs.
11163 2008-04-02 Rafael Espindola <espindola@google.com>
11165 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
11166 (register_edge_assert_for_2): Split the cond argument.
11167 (register_edge_assert_for_1): Adjust for the change in
11168 register_edge_assert_for_2.
11169 (register_edge_assert_for): Split the cond argument.
11170 (find_switch_asserts): Adjust for the change in
11171 register_edge_assert_for.
11173 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
11175 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
11176 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
11177 offsets for 64-bit mingw.
11178 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
11179 abi for x86_64-pc-mingw.
11181 2008-04-02 Richard Guenther <rguenther@suse.de>
11183 * tree-vrp.c (extract_range_from_assert): Make sure to not
11184 produce range min/max with TREE_OVERFOW set.
11185 If merging a anti-range and a range keep the anti-range if
11186 the range covers all values of the type.
11187 (register_edge_assert_for_2): Only allow sign-changing
11188 conversions in detecting canonical range checks. Also
11189 register an assert for the unsigned name if useful.
11191 PR tree-optimization/35787
11192 * tree-vrp.c (vrp_val_max): New function.
11193 (vrp_val_min): Likewise.
11194 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
11195 (vrp_val_is_min): Likewise.
11196 (supports_overflow_infinity): Use vrp_val_{min,max}.
11197 (negative_overflow_infinity): Likewise.
11198 (positive_overflow_infinity): Likewise.
11199 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
11200 (is_positive_overflow_infinity): Likewise.
11201 (is_overflow_infinity): Likewise.
11202 (avoid_overflow_infinity): Use vrp_val_{min,max} and
11203 vrp_val_is_{min,max}.
11204 (set_and_canonicalize_value_range): Canonicalize anti-ranges
11205 to ranges if possible. Avoid empty ranges.
11207 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11209 PR middle-end/35705
11210 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
11211 the expression is a function address.
11213 2008-04-01 George Helffrich <george@gcc.gnu.org>
11215 PR fortran/35154, fortran/23057
11216 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
11217 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
11218 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
11219 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
11221 (dbxout_syms): Check for COMMON-based symbol and wrap in
11222 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
11223 in bracket for efficiency.
11225 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
11226 using DW_TAG_common_block + member offset.
11227 (add_pubname_string): New function.
11228 (dw_expand_expr): New function to find block name and offset for
11230 (common_check): New function to check whether symbol in Fortran COMMON.
11231 (gen_variable_die): If COMMON, use DW_TAG_common_block.
11233 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
11236 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
11238 2008-04-02 Ben Elliston <bje@au.ibm.com>
11240 * config/v850/v850.md (casesi): Remove if (0) code.
11241 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
11242 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
11244 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
11246 * config/i386/i386.md (rex64suffix): New mode attribute.
11247 (floathi<mode>2): Disable expander for SSE math.
11248 (*floathi<mode>2_1): New insn insn_and_split pattern.
11249 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
11250 corresponding post-reload splitters.
11251 (*floathi<mode>2_i387): New macroized insn pattern.
11252 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
11253 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
11254 insn_and_split pattern.
11255 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
11256 New macroized instruction patterns and corresponding post-reload
11258 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
11259 and corresponding post-reload splitters.
11260 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
11261 New macroized instruction patterns.
11262 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
11263 macroized instruction patterns and corresponding post-reload splitters.
11264 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
11265 corresponding post-reload splitters.
11266 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
11267 New macroized instruction patterns.
11268 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
11269 corresponding post-reload splitters.
11270 (*floatsi<mode>2_i387): New macroized instruction patterns.
11272 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
11274 * config/i386/i386.md (smaxmin): New.
11275 (umaxmin): Likewise.
11276 (maxminiprefix): Likewise.
11277 (maxminfprefix): Likewise.
11278 (<code><mode>3): Likewise.
11279 (smin<mode>3): Removed.
11280 (smax<mode>3): Likewise.
11282 * config/i386/mmx.md (mmx_<code>v2sf3): New.
11283 (mmx_<code>v4hi3): Likewise.
11284 (mmx_<code>v8qi3): Likewise.
11285 (mmx_smaxv2sf3): Removed.
11286 (mmx_sminv2sf3): Likewise.
11287 (mmx_umaxv8qi3): Likewise.
11288 (mmx_smaxv4hi3): Likewise.
11289 (mmx_uminv8qi3): Likewise.
11290 (mmx_sminv4hi3): Likewise.
11292 * config/i386/sse.md (<addsub><mode>3): New.
11293 (*<addsub><mode>3): Likewise.
11294 (<sse>_vm<addsub><mode>3): Likewise.
11295 (<maxmin><mode>3): Likewise.
11296 (*<maxmin><mode>3_finite): Likewise.
11297 (*<maxmin><mode>3): Likewise.
11298 (<sse>_vm<maxmin><mode>3): Likewise.
11299 (sse3_h<addsub>v4sf3): Likewise.
11300 (sse3_h<addsub>v2df3): Likewise.
11301 (<maxmin>v16qi3): Likewise.
11302 (*<maxmin>v16qi3): Likewise.
11303 (<maxmin>v8hi3): Likewise.
11304 (*<maxmin>v8hi3): Likewise.
11305 (*sse4_1_<maxmin><mode>3): Likewise.
11306 (*sse4_1_<maxmin><mode>3): Likewise.
11307 (add<mode>3): Removed.
11308 (*add<mode>3): Likewise.
11309 (<sse>_vmadd<mode>3): Likewise.
11310 (sub<mode>3): Likewise.
11311 (*sub<mode>3): Likewise.
11312 (<sse>_vmsub<mode>3): Likewise.
11313 (smin<mode>3): Likewise.
11314 (*smin<mode>3_finite): Likewise.
11315 (*smin<mode>3): Likewise.
11316 (<sse>_vmsmin<mode>3): Likewise.
11317 (smax<mode>3): Likewise.
11318 (*smax<mode>3_finite): Likewise.
11319 (*smax<mode>3): Likewise.
11320 (<sse>_vmsmax<mode>3): Likewise.
11321 (sse3_haddv4sf3): Likewise.
11322 (sse3_haddv2df3): Likewise.
11323 (sse3_hsubv4sf3): Likewise.
11324 (sse3_hsubv2df3): Likewise.
11325 (umaxv16qi3): Likewise.
11326 (*umaxv16qi3): Likewise.
11327 (smaxv8hi3): Likewise.
11328 (*smaxv8hi3): Likewise.
11329 (*sse4_1_smax<mode>3): Likewise.
11330 (*sse4_1_umax<mode>3): Likewise.
11331 (uminv16qi3): Likewise.
11332 (*uminv16qi3): Likewise.
11333 (sminv8hi3): Likewise.
11334 (*sminv8hi3): Likewise.
11335 (*sse4_1_smin<mode>3): Likewise.
11336 (*sse4_1_umin<mode>3): Likewise.
11338 2008-04-01 Rafael Espindola <espindola@google.com>
11340 * tree-cfg.c (verify_expr): remove in_phi.
11341 (verify_stmt): Don't call walk_tree with verify_expr. Use
11342 is_gimple_min_invariant instead of is_gimple_val.
11344 2008-04-01 Joseph Myers <joseph@codesourcery.com>
11346 * doc/include/gpl_v3.texi: Update for manpage generation.
11347 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
11349 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
11350 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
11351 gpl_v3.texi instead of gpl.texi.
11354 2008-04-01 Jakub Jelinek <jakub@redhat.com>
11357 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
11359 2008-04-01 Rafael Espindola <espindola@google.com>
11361 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
11362 (extract_code_and_val_from_cond): Use
11363 extract_code_and_val_from_cond_with_ops.
11365 2008-04-01 Jan Hubicka <jh@suse.cz>
11367 * function.c (free_after_compilation): Free epilogue_delay_list.
11368 (prepare_function_start): Assert that previous compilation was freed.
11370 2008-04-01 Jan Hubicka <jh@suse.cz>
11371 Jim Wilson <wilson@tuliptree.org>
11372 Andreas Tobler <andreast@gcc.gnu.org>
11374 PR middle-end/35781
11375 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
11376 rtl.emit instead cfun->emit.
11377 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
11378 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
11380 2008-04-01 Ben Elliston <bje@au.ibm.com>
11382 * doc/c-tree.texi (Function Basics): Fix grammatical error.
11384 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
11386 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
11388 (fprofile-use): Add var flag_profile_use
11389 * coverage.c (coverage_begin_output): Do not open a gcno file for
11390 output only if -ftest-coverage is set.
11391 Do not add getpwd() to gcda file path.
11392 (build_gcov_info): Check the new flag
11393 flag_profile_datafile_relative_path.
11394 (coverage_init): Use profile_data_prefix.
11395 Read profile counter only if flag_profile_use is set.
11396 * opts.c (common_handle_option): New option fprofile-use=,
11397 fprofile-dir=, fprofile-generate=.
11398 * toplev.c (profile_data_prefix): New variable definition.
11399 * toplev.h (profile_data_prefix): New declaration.
11400 * doc/invoke.tex (Option Summary, Optimization Options):
11403 2008-03-31 James E. Wilson <wilson@tuliptree.org>
11405 * varasm.c (output_constant_pool_1): In LABEL_REF check,
11406 use tmp consistently.
11409 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
11410 * config/ia64/ia64.c (rtx_needs_barrier): Handle
11411 UNSPEC_FR_RECIP_APPROX_RES.
11412 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
11414 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
11417 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
11419 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
11421 PR middle-end/30186
11422 * fold-const.c (fold_indirect_ref_1): Support accessing non first
11423 element of the vector via a pointer.
11425 2008-03-31 Ian Lance Taylor <iant@google.com>
11427 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
11429 2008-03-31 Jan Hubicka <jh@suse.cz>
11431 * builtins.c (expand_builtin_setjmp_receiver): Update call of
11432 get_arg_pointer_save_area.
11433 * expr.c (init_expr): Just clear out rtl.expr.
11434 * function.c (free_after_compilation): Clear out whole RTL structure.
11435 (get_func_frame_size): Merge into ...
11436 (get_frame_size): ... this one.
11437 (assign_stack_local_1): Merge into ...
11438 (assign_stack_local): ... this one.
11439 (expand_function_end): Update call of get_arg_pointer_save_area.
11440 (get_art_pointer_save_area): Remove cfun argument.
11441 * function.h (emit_status): regno_pointer_align does not need length
11442 attribute. Move x_regno_reg_rtx to ...
11443 (regno_reg_rtx): ... new global array.
11444 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
11445 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
11446 apply_args_value, forced_labels, stack_pointer_delta):
11448 (struct varasm_status): Move here from varasm.c
11449 (struct rtl_data): New. Move here some fields from struct function.
11450 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
11451 frame_offset, stack_check_probe_note, arg_pointer_save_area,
11452 used_temp_slots avail_temp_slots, temp_slot_level,
11453 nonlocal_goto_handler_labels): Update accesstors.
11454 (rtl): New global variable.
11455 (struct function): Move some fileds to rtl_data.
11456 (get_arg_pointer_save_area): Update prototype.
11457 * emit-rtl.c (rtl): Declare.
11458 (regno_reg_rtx): Declare.
11459 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
11461 (gen_reg_rtx): Update.
11462 (init_virtual_regs): Do not tate emit_status argument.
11463 (init_emit): Do not allocate emit.
11464 * varasm.c (varasm_statuc): Move to function.h.
11465 (n_deferred_constatns): Update accestor.
11466 (init_varasm_status): Do not allocate varasm_status.
11467 (force_const_mem, get_pool_size, output_constant_pool): Update.
11468 * stmt.c (force_label_rtx): Do not use x_ prefixes.
11469 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
11471 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
11473 PR rtl-optimization/35729
11474 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
11477 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
11480 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
11481 load/store if memory is unaligned.
11482 (*movti_rex64): Likewise.
11484 * config/i386/predicates.md (misaligned_operand): New.
11486 2008-03-31 Andrew Pinski <pinskia@gmail.com>
11489 * tree-ssa-phiopt.c (conditional_replacement): Return early for
11492 2008-03-31 Jan Beulich <jbeulich@novell.com>
11494 * config/ia64/constraints.md: Add 'j' constraint.
11495 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
11496 (movdi_internal): Likewise.
11498 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
11501 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
11503 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
11506 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
11507 proper error message for the third argument on blendpd and
11510 * config/i386/sse.md (blendbits): New.
11511 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
11513 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
11515 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
11517 2008-03-30 Richard Guenther <rguenther@suse.de>
11519 PR middle-end/31023
11520 * fold-const.c (fold_sign_changed_comparison): Do leave
11521 conversions to base-types alone.
11523 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
11525 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
11526 the link register if one altivec register is be saved.
11528 2008-03-30 Ben Elliston <bje@au.ibm.com>
11530 * final.c (final_scan_insn): Remove if (0) code.
11532 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
11534 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
11536 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
11538 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
11539 of V4SFmode to ix86_binary_operator_ok.
11541 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
11543 * config/i386/i386.c (override_options): Initialize
11544 ix86_veclib_handler to ix86_veclibabi_svml when
11545 -mveclibabi=svml is used.
11546 (ix86_veclibabi_svml): New function for SVML ABI style
11547 vectorization support.
11548 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
11550 2008-03-28 Rafael Espindola <espindola@google.com>
11552 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
11553 (tree_binary_nonnegative_warnv_p): Make it public.
11554 (tree_single_nonnegative_warnv_p): Make it public.
11555 (tree_invalid_nonnegative_warnv_p): Make it public.
11556 (tree_unary_nonzero_warnv_p): Make it public.
11557 (tree_binary_nonzero_warnv_p): Make it public
11558 (tree_single_nonzero_warnv_p): Make it public.
11559 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
11560 (extract_range_from_binary_expr): Split the expr argument.
11561 (extract_range_from_unary_expr): Split the expr argument.
11562 (extract_range_from_comparison): Split the expr argument.
11563 (extract_range_from_expr): Use the new aux functions.
11564 (vrp_evaluate_conditional_warnv): Use
11565 vrp_evaluate_conditional_warnv_with_ops.
11566 * tree.h (tree_unary_nonzero_warnv_p): Declare.
11567 (tree_binary_nonzero_warnv_p): Declare.
11568 (tree_single_nonzero_warnv_p): Declare.
11569 (tree_expr_nonzero_warnv_p): Declare.
11570 (tree_unary_nonnegative_warnv_p): Declare.
11571 (tree_binary_nonnegative_warnv_p): Declare.
11572 (tree_single_nonnegative_warnv_p): Declare.
11573 (tree_invalid_nonnegative_warnv_p): Declare.
11575 2008-03-28 Richard Guenther <rguenther@suse.de>
11577 PR tree-optimization/30317
11578 PR tree-optimization/30911
11579 PR tree-optimization/34793
11580 * tree-vrp.c (set_and_canonicalize_value_range): New function.
11581 (struct assert_locus_d): New member EXPR.
11582 (register_new_assert_for): Add EXPR parameter to support
11583 ASSERT_EXPR <name, expr OP limit>.
11584 (register_edge_assert_for_1): Adjust callers.
11585 (find_assert_locations): Likewise.
11586 (process_assert_insertions_for): Build condition from expression.
11587 (extract_range_from_assert): Handle ASSERT_EXPRs
11588 of the form ASSERT_EXPR <name, expr OP limit>.
11589 (register_edge_assert_for_2): New helper registering
11590 asserts for comparisons. Recognize range tests of the form
11591 (unsigned)i - CST1 OP CST2.
11592 (register_edge_assert_for_1): Use it.
11593 (register_edge_assert_for): Likewise.
11594 (needs_overflow_infinity): Integer sub-types
11595 do not need overflow infinities.
11596 (vrp_val_is_max): The extreme values of integer sub-types
11597 are those of the base type.
11598 (vrp_val_is_min): Likewise.
11599 * tree.def (ASSERT_EXPR): Document extra allowed conditional
11602 2008-03-28 Nick Clifton <nickc@redhat.com>
11605 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
11606 Return GENERAL_REGS for stack adjustment reloads.
11608 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
11611 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
11612 const_vector when all the vectors are constant.
11614 2008-03-27 Bob Wilson <bob.wilson@acm.org>
11616 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
11618 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
11619 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
11621 (s<code>_sf): Use new scc_sf attribute for opcode names.
11623 2008-03-27 Tom Tromey <tromey@redhat.com>
11625 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
11626 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
11627 config/spu/t-spu-elf, config/i386/t-interix,
11628 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
11629 config/i386/x-darwin, config/i386/x-mingw32,
11630 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
11631 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
11632 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
11633 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
11634 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
11635 config/rs6000/x-darwin, config/rs6000/t-rs6000,
11636 config/score/t-score-elf, config/arm/t-strongarm-pe,
11637 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
11638 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
11639 Revert automatic dependency patch.
11641 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
11644 * config/i386/i386.c (ix86_function_arg_boundary): Align
11645 decimal floating point to its natural boundary.
11647 2008-03-27 Richard Guenther <rguenther@suse.de>
11649 PR middle-end/35716
11650 * fold-const.c (fold_comparison): Restrict distinct decl
11651 comparison folding to VAR_DECLs and PARM_DECLs. Do not
11652 solely rely on operand_equal_p.
11654 2008-03-27 Richard Guenther <rguenther@suse.de>
11657 * c-common.c (handle_weak_attribute): Reject combination of
11660 2008-03-27 Richard Guenther <rguenther@suse.de>
11662 PR tree-optimization/32810
11663 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
11664 conversions from DECL_INITIAL.
11665 (fold_const_aggregate_ref): Likewise from constructor elements.
11667 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
11669 * tree-affine.h (aff_combination_expand): Declare.
11670 (get_inner_reference_aff): Likewise.
11671 * tree-affine.c (aff_combination_expand): Split out from
11672 tree_to_aff_combination_expand.
11673 (get_inner_reference_aff): New function.
11674 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
11675 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
11676 (struct lim_aux_data): sm_done field removed.
11677 (mem_ref_loc_p, mem_ref_locs_p): New types.
11678 (struct mem_ref): Added id, stored, accesses_in_loop,
11679 indep_loop, dep_loop, indep_ref, dep_ref fields.
11680 Removed is_stored, locs and next fields.
11681 (memory_accesses): New variable.
11682 (movement_possibility): Do not allow moving statements
11683 that store to memory.
11684 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
11686 (determine_max_movement): For statements with memory references,
11687 find the outermost loop in that the reference is independent.
11688 (move_computations_stmt): Mark the virtual operands for renaming.
11689 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
11690 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
11691 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
11692 add_vop_ref_mapping, create_vop_ref_mapping_loop,
11693 create_vop_ref_mapping, analyze_memory_references,
11694 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
11695 get_all_locs_in_loop, ref_always_accessed_p,
11696 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
11697 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
11698 store_motion_loop, store_motion): New functions.
11699 (struct vop_to_refs_elt): New type.
11700 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
11701 memref_hash, memref_eq, hoist_memory_references): Rewritten.
11702 (schedule_sm): Replaced by...
11703 (execute_sm): ... this.
11704 (determine_lsm_ref, hoist_memory_references,
11705 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
11706 find_more_ref_vops, free_mem_ref, free_mem_refs,
11707 determine_lsm_loop, determine_lsm): Removed.
11708 (tree_ssa_lim_finalize): Free data structures used by store motion.
11709 (tree_ssa_lim): Call analyze_memory_references. Use
11710 store_motion instead of determine_lsm.
11712 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
11714 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
11715 rename tmake_file to m68hc11/t-m68hc11.
11716 (mcore): Set inhibit_libc to true.
11717 * config.host (alpha*-dec-*vms*): Set extra_programs.
11718 (interix3*): Don't use host_xmake_file.
11719 * configure.ac: Let config.gcc override inhibit_libc.
11720 * configure: Regenerate.
11722 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
11723 * config/t-openbsd-thread: Remove commented out lines.
11725 * config/x-interix: Remove.
11727 * config/m68hc11/t-m68hc11-gas: Rename to...
11728 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
11730 * config/mcore/t-mcore: Remove T_CFLAGS.
11731 * config/mcore/t-mcore-pe: Likewise.
11733 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
11735 * configure.ac: Replace custom __GNU_SOURCE test with
11736 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
11737 * aclocal.m4: Regenerate.
11738 * configure: Regenerate.
11739 * config.in: Regenerate.
11741 2008-03-27 Richard Guenther <rguenther@suse.de>
11743 * fold-const.c (target.h): Include.
11744 (fold_comparison): Fold comparison of addresses of decls
11745 that bind locally or of constants. Consolidate address folding code.
11746 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
11747 results from fold_binary_to_constant.
11748 (compare_values_warnv): Likewise.
11750 2008-03-27 Andrew Pinski <pinskia@gmail.com>
11752 PR middle-end/35429
11753 * fold-const.c (fold_truthop): Check for integeral types when folding
11754 a == 0 && b == 0 and a != 0 || b != 0 .
11756 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
11758 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
11760 2008-03-26 Andreas Schwab <schwab@suse.de>
11762 * doc/invoke.texi: Fix use of @item vs. @itemx.
11764 2008-03-26 Tom Tromey <tromey@redhat.com>
11766 * Makefile.in (build/gensupport.o, build/print-rtl.o,
11767 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
11768 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
11769 build/gencodes.o, build/genconditions.o, build/genconfig.o,
11770 build/genconstants.o, build/genemit.o, build/genextract.o,
11771 build/genflags.o, build/genmddeps.o, build/genopinit.o,
11772 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
11775 2008-03-26 Richard Guenther <rguenther@suse.de>
11778 2008-03-26 Richard Guenther <rguenther@suse.de>
11780 * fold-const.c (target.h): Include.
11781 (fold_comparison): Fold comparison of addresses of two decls
11782 that bind locally. Consolidate address folding code.
11784 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11786 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
11787 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
11788 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
11789 dconstsqrt2, dconstthird, dconste and/or dconst10.
11790 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
11791 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
11792 dconstsqrt2, dconste): Delete.
11793 (init_emit_once): Likewise. Simplify initializing dconstm1.
11795 * real.c (get_real_const): New.
11796 * real.h (dconst3, dconst10, dconstm2, dconstthird,
11797 dconstsqrt2, dconste): Delete.
11798 (real_value_const, get_real_const): New.
11800 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
11802 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
11804 * config/i386/i386.c (ix86_function_arg_boundary): Check
11805 BIGGEST_ALIGNMENT instead of 128.
11806 (setup_incoming_varargs_64): Likewise.
11808 2008-03-26 Tom Tromey <tromey@redhat.com>
11810 * Makefile.in (DEPFILES): Add missing '/'.
11812 2008-03-26 Richard Guenther <rguenther@suse.de>
11814 * fold-const.c (target.h): Include.
11815 (fold_comparison): Fold comparison of addresses of two decls
11816 that bind locally. Consolidate address folding code.
11818 2008-03-26 Nick Clifton <nickc@redhat.com>
11821 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
11822 not allow INT+INT as a legitimate addressing mode.
11824 2008-03-26 Richard Guenther <rguenther@suse.de>
11826 * tree-flow.h (widen_bitfield): Remove declaration.
11827 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
11828 (widen_bitfield): Remove function.
11829 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
11832 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
11835 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
11838 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
11840 PR rtl-optimization/35232
11841 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
11842 (forget_old_reloads_1, forget_marked_reloads): Don't clear
11843 reg_reloaded_call_part_clobbered here.
11844 (reload_regs_reach_end_p): New function.
11845 (reload_reg_rtx_for_input): New variable.
11846 (reload_reg_rtx_for_output): Likewise.
11847 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
11848 when reassigning a pseudo register. Load reloadreg from
11849 reload_reg_rtx_for_input, moving the mode and register
11851 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
11852 instead of the original when deciding whether an input reload
11853 would be a no-op or whether an output reload can be deleted.
11854 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
11855 when setting up new_spill_reg_store. Load it from
11856 reload_reg_rtx_for_output, moving the mode and register
11858 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
11859 instead of the original when deciding whether an output reload
11860 would be a no-op. Do the same when modifying insn notes.
11861 Use rtx_equal_p instead of == to compare the registers.
11862 (inherit_piecemeal_p): Take a mode and two register numbers
11864 (emit_reload_insns): Clear new_spill_reg_store for every hard
11865 register in the reload register. Remove spill registers
11866 from reg_reloaded_valid before considering whether to record
11867 inheritance information for them. Use reload_reg_rtx_for_output
11868 instead of reg_rtx when recording output reloads. Use
11869 reload_reg_rtx_for_input instead of reg_rtx when recording
11870 input reloads. Set or clear reg_reloaded_call_part_clobbered
11871 at the same time as setting reg_reloaded_valid.
11872 (delete_output_reload): Add a new_reload_reg parameter and use it
11873 instead of rld[j].reg_rtx.
11874 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
11877 2008-03-25 Tom Tromey <tromey@redhat.com>
11879 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
11880 (build/genattr.o): Likewise.
11881 (build/genattrtab.o): Likewise.
11882 (build/gencodes.o): Likewise.
11883 (build/genconfig.o): Likewise.
11884 (build/genconstants.o): Likewise.
11885 (build/genemit.o): Likewise.
11886 (build/genextract.o): Likewise.
11887 (build/genflags.o): Likewise.
11889 2008-03-25 Bob Wilson <bob.wilson@acm.org>
11891 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
11892 instead of size_int for integer types.
11893 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
11894 to match type of MINUS_EXPR.
11896 2008-03-25 Tom Tromey <tromey@redhat.com>
11898 * configure: Rebuilt.
11899 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
11902 2008-03-25 Tom Tromey <tromey@redhat.com>
11904 * config/x-solaris (host-solaris.o): Update.
11905 * config/x-linux (host-linux.o): Update.
11906 * config/x-hpux (host-hpux.o): Update.
11907 * config/x-darwin (host-darwin.o): Update.
11908 * config/v850/t-v850e (v850-c.o): Update.
11909 * config/v850/t-v850 (v850-c.o): Update.
11910 * config/t-vxworks (vxworks.o): Update.
11911 * config/t-sol2 (sol2-c.o, sol2.o): Update.
11912 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
11913 * config/spu/t-spu-elf (spu-c.o): Update.
11915 * config/sh/t-symbian (sh-c.o): Update.
11916 (symbian.o): Update.
11917 * config/sh/t-sh (sh-c.o): Update.
11918 * config/score/t-score-elf (score7.o, score3.o): Update.
11919 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
11920 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
11921 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
11922 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
11923 (rs6000.o): Remove.
11924 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
11925 * config/m32c/t-m32c (m32c-pragma.o): Update.
11926 * config/ia64/t-ia64 (ia64-c.o): Update.
11927 * config/i386/x-mingw32 (host-mingw32.o): Update.
11928 * config/i386/x-i386 (driver-i386.o): Update.
11929 * config/i386/x-darwin (host-i386-darwin.o): Update.
11930 * config/i386/x-cygwin (host-cygwin.o): Update.
11931 * config/i386/t-nwld (nwld.o): Update.
11932 * config/i386/t-netware (netware.o): Update.
11933 * config/i386/t-interix (winnt.o): Update.
11934 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
11935 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
11936 msformat-c.o): Update.
11937 * config/bfin/t-bfin-linux (generated_files): Add
11938 linux-sysroot-suffix.h.
11939 * config/arm/t-wince-pe (pe.o): Update.
11940 * config/arm/t-strongarm-pe (pe.o): Update.
11941 * config/arm/t-pe (pe.o): Update.
11942 * config/arm/t-arm (arm-c.o): Update.
11943 * doc/install.texi (Prerequisites): Require make 3.80.
11944 * Makefile.in: Remove .o targets.
11945 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
11946 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
11947 (simple_generated_h, simple_generated_c): Move earlier.
11948 (generated_files): New variable.
11949 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
11950 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
11951 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
11952 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
11953 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
11954 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
11955 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
11956 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
11957 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
11958 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
11959 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
11960 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
11962 (COMPILE.base, COMPILE): New variables.
11963 (%.o): New pattern rule.
11964 (ALL_HOST_OBJS): New variable.
11965 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
11966 (dummy-checksum.o, cc1-checksum.o): Remove.
11967 (DRIVER_SHLIB): New variable.
11968 (DRIVER_DEFINES): Use it.
11969 (gencondmd.c): Move out of build/.
11970 (s-conditions): Update.
11971 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
11972 (ALL_BUILD_OBJS): Likewise.
11973 (build/%.o): Use BUILDCOMPILE.
11974 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
11975 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
11976 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
11977 build/gencheck.o, build/gencodes.o, build/genconditions.o,
11978 build/genconfig.o, build/genconstants.o, build/genemit.o,
11979 build/genextract.o, build/genflags.o, build/genmddeps.o,
11980 build/genopinit.o, build/genoutput.o, build/genpeep.o,
11981 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
11982 build/gen-protos.o, build/scan.o, build/fix-header.o,
11983 build/scan-decls.o): Simplify.
11984 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
11985 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
11986 prefix.o, toplev.o): Reduce to variable setting.
11987 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
11988 ($(out_object_file), gcc-options.o): New targets.
11989 ($(ALL_HOST_OBJS)): New target. Include dependency files.
11990 * configure: Rebuilt.
11991 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
11992 * doc/sourcebuild.texi (Front End Directory): Document new variable.
11994 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
11996 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
11997 complain when we hit an error, return ERROR_MARK_NODE.
11999 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
12001 * config/sh/constraints.md (Pso, Psz): New constraints.
12002 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
12003 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
12005 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
12007 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
12008 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
12010 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
12012 * config/sh/sh.md (prefetch): Add condition for SH2A target.
12013 (prefetch_sh2a): New.
12015 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
12016 Naveen.H.S <naveen.hs@kpitcummins.com>
12018 * config/sh/constraints.md (I28): New constraint.
12019 * config/sh/sh.c (broken_move): Add support for movi20s.
12020 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
12022 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
12023 Jayant Sonar <Jayant.sonar@kpitcummins.com>
12024 Naveen.H.S <naveen.hs@kpitcummins.com>
12026 * config/sh/sh.c (SH_ATTRIBUTES): Define.
12027 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
12028 (print_operand): Handle resbank in %@ operand code.
12029 (sh_encode_section_info): New.
12030 (push_regs): Add conditions for resbank.
12031 (sh_expand_epilogue): Likewise.
12032 (sh_insert_attributes): Likewise.
12033 (sh_attribute_table): Likewise.
12034 (sh_handle_resbank_handler_attribute): New.
12035 (sh2a_handle_function_vector_handler_attribute): New.
12036 (sh2a_is_function_vector_call): New.
12037 (sh2a_get_function_vector_number): New.
12038 (sh2a_function_vector_p): New.
12039 (sh_cfun_resbank_handler_p): New.
12040 * config/sh/sh.md (calli): Emit jsr/n if possible.
12041 (calli_tbr_rel): New.
12042 (calli_pcrel): Emit jsr/n if possible.
12043 (return_i): Emit rts/n if possible.
12044 (call_valuei_tbr_rel): New.
12045 (call_valuei_pcrel): Add condition for SH2A target.
12046 (call_value): Likewise.
12047 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
12048 (sh2a_get_function_vector_number): Likewise.
12049 (sh2a_is_function_vector_call): Likewise.
12050 * doc/extend.texi: Document TBR relative addressing of SH2A.
12051 (resbank): Add description for SH2A.
12053 2008-03-24 Richard Guenther <rguenther@suse.de>
12056 * gimplify.c (gimplify_modify_expr): For frontend type-correct
12057 pointer assignments change conversions according to middle-end rules.
12058 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
12059 * configure.ac: Include type checking in yes.
12060 * configure: Regenerate.
12062 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12064 * diagnostic.c (diagnostic_count_diagnostic): Delete.
12065 (diagnostic_report_diagnostic): Update. Handle ICEs here.
12067 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
12069 * gthr-vxworks.h (UNUSED): Define.
12071 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
12073 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
12075 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
12077 * doc/extend.texi (Function Attributes): Add missing comma in the
12078 example of the "alloc_size" attribute.
12080 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
12083 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
12085 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
12088 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
12091 * stor-layout.c (update_alignment_for_field): Set minimum alignment
12092 of the underlying type of a MS bitfield layout to the natural
12093 alignment of the type.
12095 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
12097 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
12098 to their natural alignment to avoid store forwarding stalls.
12100 2008-03-22 Richard Guenther <rguenther@suse.de>
12102 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
12103 For PHI nodes verify the address is invariant.
12104 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
12105 (get_symbol_constant_value): Use is_gimple_min_invariant.
12106 (maybe_fold_stmt_indirect): Likewise.
12108 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
12110 PR rtl-optimization/33927
12111 * Makefile.in (dse.o): Depend on $(TM_P_H).
12112 * expr.h (extract_low_bits): Declare.
12113 * expmed.c (extract_low_bits): New function.
12114 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
12115 * dse.c: Include tm_p.h.
12116 (find_shift_sequence): Remove the read_reg argument and return the
12117 read value. Emit the instructions instead of returning them.
12118 Iterate on new_mode rather than calculating it each time.
12119 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
12120 source to NEW_MODE and extract_low_bits to convert the shifted
12121 value to READ_MODE.
12122 (replace_read): Allow the load and store to have different mode
12123 classes. Use extract_low_bits when SHIFT == 0. Create the shift
12124 or extraction instructions before trying the replacement. Update
12125 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
12127 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
12129 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
12130 to their natural alignment to avoid store forwarding stalls.
12132 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
12135 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
12136 encouraging but not allowing gprs for input;
12137 change the input constraint to !f#r.
12138 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
12140 change the output constraint to !f#r.
12142 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
12145 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
12146 corresponding post-reload splitters.
12147 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
12148 when x87 FP math is selected.
12149 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
12150 New function prototype.
12151 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
12152 unreachable function to ease macroization of insn patterns.
12154 2008-03-21 Martin Jambor <mjambor@suse.cz>
12156 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
12157 reference dumps if ddr is NULL or dependence is unknown.
12159 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
12161 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
12162 unsigned extension into account.
12163 (ATOMIC_COMPARE_AND_SWAP): Likewise.
12164 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
12165 Do computations on a scratch register.
12167 2008-03-21 Richard Guenther <rguenther@suse.de>
12169 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
12170 Use is_gimple_min_invariant instead of TREE_INVARIANT.
12171 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
12172 * tree-ssa-dom.c (record_equality): Likewise.
12173 * tree-inline.c (copy_body_r): Likewise.
12174 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
12177 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
12179 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
12180 as 'delete_unused' argument.
12182 2008-03-20 Richard Guenther <rguenther@suse.de>
12184 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
12185 special casing of constant qualifiers.
12186 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
12187 care about them in general.
12188 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
12189 regardless of their type.
12190 (fold_stmt_r): Forcefully fold *& if we end up with that.
12192 2008-03-20 Paul Brook <paul@codesourcery.com>
12194 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
12195 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
12197 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
12199 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
12200 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
12202 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
12204 * common.opt (Wmudflap): New option.
12205 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
12206 (mx_register_decls): Likewise.
12207 (mudflap_finish_file): Likewise.
12208 * doc/invoke.texi: Document -Wno-mudflap.
12210 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
12212 * c-format.c (replace_format_name_to_system_name): New.
12213 (cmp_attribs): New.
12214 (convert_format_name_to_system_name): New.
12215 (decode_format_attr): Add use of convert_format_name_to_system_name.
12216 (format_types_orig): Add gnu_ prefix to names.
12217 (check_format_info_main): Special treating of \0 escaped names for
12218 supporting multi-character format specifiers as I32, I64.
12219 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
12220 (gnu_target_overrides_format_attributes): New.
12221 * c-format.h: Add structure target_ovr_attr to hold
12222 system specific formatter names.
12223 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
12224 msformat-c.o file to c_target_objs and cxx_target_objs.
12225 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
12226 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
12227 (TARGET_N_FORMAT_TYPES): New.
12228 * config/i386/msformat-c.c: New.
12229 * config/i386/t-cygming: Add build rule for msformat-c.o.
12230 * doc/extend.texi: Add new format names gnu_* and ms_* and
12232 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
12234 2008-03-20 Ira Rosen <irar@il.ibm.com>
12236 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
12237 optimizations turned on under -O3.
12238 (ftree-vectorize): Add that the flag is turned on with -O3.
12240 2008-03-20 Ben Elliston <bje@au.ibm.com>
12242 * regmove.c (try_auto_increment): Fix spelling error in comment.
12243 * final.c (final_scan_insn): Likewise.
12245 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
12248 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
12249 allocator preferences for "y" and "r" class registers.
12250 ("*mov<mode>_internal"): Ditto.
12251 ("*movv2sf_internal_rex64"): Ditto.
12252 ("*movv2sf_internal"): Ditto.
12254 2008-03-19 Michael Matz <matz@suse.de>
12256 PR middle-end/35616
12257 * calls.c (expand_call): Check overlap of arguments with call
12258 address for sibcalls.
12260 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
12263 * stor-layout.c (update_alignment_for_field): Set minimum alignment
12264 of the underlying type of a MS bitfield layout to the natural
12265 alignment of the type.
12267 2008-03-19 Jan Hubicka <jh@suse.cz>
12270 * toplev.c (decode_d_option): Handle all CPP flags.
12271 * tree-vrp.c: Update tree_pass descriptors.
12272 * regrename.c: Update tree_pass descriptors.
12273 * fwprop.c: Update tree_pass descriptors.
12274 * doc/invoke.texi: Remove documentation of dropped -d? flags.
12275 * tree-into-ssa.c: Update tree_pass descriptors.
12276 * tree-dump.c: Update tree_pass descriptors.
12277 * tree-complex.c: Update tree_pass descriptors.
12278 * tree-dump.h: Update tree_pass descriptors.
12279 * see.c: Update tree_pass descriptors.
12280 * cgraphbuild.c: Update tree_pass descriptors.
12281 * tracer.c: Update tree_pass descriptors.
12282 * tree-loop-distribution.c: Update tree_pass descriptors.
12283 * cgraph.c: Update tree_pass descriptors.
12284 * postreload-gcse.c: Update tree_pass descriptors.
12285 * postreload.c: Update tree_pass descriptors.
12286 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
12287 * tree-tailcall.c: Update tree_pass descriptors.
12288 * tree-pass.h (tree_opt_pass): Rename to ...
12289 (opt_pass) ... this one; add "type" field and remove letter field.
12290 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
12291 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
12292 all_lowering_passes): Update declaration.
12293 * ipa-cp.c: Update tree_pass descriptors.
12294 * final.c: Update tree_pass descriptors.
12295 * omp-low.c: Update tree_pass descriptors.
12296 * tree-ssa-dse.c: Update tree_pass descriptors.
12297 * ipa-reference.c: Update tree_pass descriptors.
12298 * tree-ssa-uncprop.c: Update tree_pass descriptors.
12299 * auto-inc-dec.c: Update tree_pass descriptors.
12300 * reorg.c: Update tree_pass descriptors.
12301 * cgraphunit.c: Update tree_pass descriptors.
12302 * tree-ssa-copyrename.c: Update tree_pass descriptors.
12303 * tree-ssa-ccp.c: Update tree_pass descriptors.
12304 * df-core.c: Update tree_pass descriptors.
12305 * mode-switching.c: Update tree_pass descriptors.
12306 * tree-nomudflap.c: Update tree_pass descriptors.
12307 * modulo-sched.c: Update tree_pass descriptors.
12308 * ipa-pure-const.c: Update tree_pass descriptors.
12309 * cse.c: Update tree_pass descriptors.
12310 * web.c: Update tree_pass descriptors.
12311 * tree-stdarg.c: Update tree_pass descriptors.
12312 * tree-ssa-math-opts.c: Update tree_pass descriptors.
12313 * tree-ssa-dom.c: Update tree_pass descriptors.
12314 * tree-nrv.c: Update tree_pass descriptors.
12315 * tree-ssa-alias.c: Update tree_pass descriptors.
12316 * loop-init.c: Update tree_pass descriptors.
12317 * gimple-low.c: Update tree_pass descriptors.
12318 * ipa-inline.c: Update tree_pass descriptors.
12319 * tree-ssa-sink.c: Update tree_pass descriptors.
12320 * global.c: Update tree_pass descriptors.
12321 * ifcvt.c: Update tree_pass descriptors.
12322 * jump.c: Update tree_pass descriptors.
12323 * predict.c: Update tree_pass descriptors.
12324 * tree-ssa-loop.c: Update tree_pass descriptors.
12325 * recog.c: Update tree_pass descriptors.
12326 * dse.c: Update tree_pass descriptors.
12327 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
12328 * tree-eh.c: Update tree_pass descriptors.
12329 * regmove.c: Update tree_pass descriptors.
12331 * function.c: Update tree_pass descriptors.
12332 * tree-vectorizer.c: Update tree_pass descriptors.
12333 * gcse.c: Update tree_pass descriptors.
12334 * ipa-type-escape.c: Update tree_pass descriptors.
12335 * tree-if-conv.c: Update tree_pass descriptors.
12336 * init-regs.c: Update tree_pass descriptors.
12337 * ipa.c: Update tree_pass descriptors.
12338 * tree-ssa-phiopt.c: Update tree_pass descriptors.
12339 * rtl-factoring.c: Update tree_pass descriptors.
12340 * lower-subreg.c: Update tree_pass descriptors.
12341 * bt-load.c: Update tree_pass descriptors.
12342 * tree-dfa.c: Update tree_pass descriptors.
12343 * except.c: Update tree_pass descriptors.
12344 * emit-rtl.c: Update tree_pass descriptors.
12345 * cfgexpand.c: Update tree_pass descriptors.
12346 * tree-cfgcleanup.c: Update tree_pass descriptors.
12347 * cfgcleanup.c: Update tree_pass descriptors.
12348 * tree-ssa-pre.c: Update tree_pass descriptors.
12349 * tree-sra.c: Update tree_pass descriptors.
12350 * tree-mudflap.c: Update tree_pass descriptors.
12351 * tree-ssa-copy.c: Update tree_pass descriptors.
12352 * cfglayout.c: Update tree_pass descriptors.
12353 * tree-ssa-forwprop.c: Update tree_pass descriptors.
12354 * tree-ssa-dce.c: Update tree_pass descriptors.
12355 * tree-ssa.c: Update tree_pass descriptors.
12356 * regclass.c: Update tree_pass descriptors.
12357 * integrate.c: Update tree_pass descriptors.
12358 * tree-optimize.c: Update tree_pass descriptors.
12359 * tree-ssa-phiprop.c: Update tree_pass descriptors.
12360 * tree-object-size.c: Update tree_pass descriptors.
12361 * combine.c: Update tree_pass descriptors.
12362 * tree-outof-ssa.c: Update tree_pass descriptors.
12363 * bb-reorder.c: Update tree_pass descriptors.
12364 * stack-ptr-mod.c: Update tree_pass descriptors.
12365 * var-tracking.c: Update tree_pass descriptors.
12366 * tree-profile.c: Update tree_pass descriptors.
12367 * tree-vect-generic.c: Update tree_pass descriptors.
12368 * reg-stack.c: Update tree_pass descriptors.
12369 * sched-rgn.c: Update tree_pass descriptors.
12370 * tree-ssa-structalias.c: Update tree_pass descriptors.
12371 * tree-cfg.c: Update tree_pass descriptors.
12372 * passes.c (current_pass): Update declaration.
12373 (finish_optimization_passes): Update.
12374 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
12375 (register_one_dump_file, register_dump_files_1, next_pass_1):
12377 (init_optimization_passes): Update handling of new types.
12378 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
12379 * ipa-struct-reorg.c: Update tree_pass descriptors.
12380 * tree-ssa-reassoc.c: Update tree_pass descriptors.
12381 * combine-stack-adj.c: Update tree_pass descriptors.
12382 * cfgrtl.c: Update tree_pass descriptors.
12383 * dce.c: Update tree_pass descriptors.
12384 * tree-ssanames.c: Update tree_pass descriptors.
12386 2008-03-19 Richard Guenther <rguenther@suse.de>
12388 PR middle-end/35609
12389 * tree-ssa.c (walk_data): New structure.
12390 (warn_uninitialized_var): If not always_executed warn with "maybe"
12392 (execute_early_warn_uninitialized): Compute post-dominators.
12393 Initialize always_executed before processing each basic block.
12395 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
12398 * config/i386/i386.c (x86_this_parameter): Calculate correct location
12399 of "this" pointer when "regparm = N" or "fastcall" is in effect.
12401 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12403 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
12405 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
12407 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
12409 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
12410 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
12411 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
12412 target after ignore has been set, and move there also the commputation
12413 of subtarget and original_target.
12414 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
12415 (LANG_HOOKS_INITIALIZER): Remove it.
12416 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
12418 2008-03-18 Richard Guenther <rguenther@suse.de>
12420 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
12421 found an expression with constants, note that in the VN for the lhs.
12422 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
12423 fold them to constants if possible. Run cleanup_cfg if done so.
12424 (execute_pre): Return todo.
12425 (do_pre): Likewise.
12426 (execute_fre): Likewise.
12427 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
12429 (get_prop_source_stmt): Look through pointer conversions.
12431 2008-03-18 Jan Hubicka <jh@suse.cz>
12433 * tree-pretty-print.c: Include predict.h.
12434 (dump_generic_node): Dump predictor.
12435 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
12436 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
12437 * gimple-low.c (lower_stmt): Likewise.
12438 * expr.c (expand_expr_real): Likewise.
12439 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
12441 (build_predict_expr, build_predict_expr): New.
12442 * predict.h (predictor_name, build_predict_expr): Update.
12443 * c-typeck.c (c_finish_bc_stmt): Add prediction.
12444 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
12445 * predict.def (PRED_CONTINUE): Update hitrate.
12446 * tree.def (PREDICT_EXPR): Define.
12447 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
12448 do not handle BIND_EXPR.
12449 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
12450 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
12451 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
12454 2008-03-18 Michael Matz <matz@suse.de>
12456 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
12458 2008-03-18 Richard Guenther <rguenther@suse.de>
12460 * tree-gimple.h (is_gimple_invariant_address): Declare.
12461 (is_gimple_constant): Likewise.
12462 * tree-gimple.c (is_gimple_constant): New function.
12463 (is_gimple_invariant_address): Likewise.
12464 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
12465 and is_gimple_invariant_address.
12466 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
12468 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
12469 an addressable base.
12471 2008-03-18 Jakub Jelinek <jakub@redhat.com>
12473 PR middle-end/35611
12474 * gimplify.c (gimplify_expr): Gimplify second operand of
12477 2008-03-17 Richard Guenther <rguenther@suse.de>
12479 PR tree-optimization/19637
12480 * fold-const.c (fold_unary): Remove restrictions of removing
12481 intermediate pointer-conversions (P2)(P1)P0.
12482 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
12483 conversion to void pointer.
12484 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
12486 2008-03-16 James E. Wilson <wilson@tuliptree.org>
12489 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
12490 emulated thread local variables.
12492 2008-03-16 Richard Guenther <rguenther@suse.de>
12494 PR middle-end/35607
12495 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
12496 expand TREE_INVARIANT operations that are not gimple invariant.
12498 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
12500 * doc/extend.texi (Alignment): Say that the ABI controls
12501 the __alignof__ for non-strict-alignment targets rather
12502 than being a recommendation.
12504 2008-03-15 Paul Brook <paul@codesourcery.com>
12506 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
12508 (arm_output_fn_unwind): Mark functions that can not be unwound.
12510 2008-03-15 Paul Brook <paul@codesourcery.com>
12512 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
12513 extension instructions.
12515 2008-03-15 Richard Guenther <rguenther@suse.de>
12517 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
12518 and fold constant aggregate refs.
12519 (fold_const_aggregate_ref): Handle string constants
12520 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
12521 (evaluate_stmt): Simplify now that ccp_fold folds constant
12524 2008-03-15 Paul Brook <paul@codesourcery.com>
12526 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
12527 (extzv): Use gen_extzv_t2.
12528 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
12530 2008-03-15 Richard Guenther <rguenther@suse.de>
12532 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
12533 (fold_const_aggregate_ref): Likewise.
12534 (get_value): Return NULL if we don't have any values.
12535 (ccp_finalize): Set const_val to NULL after freeing it.
12536 * tree-flow.h (get_symbol_constant_value): Declare.
12537 (fold_const_aggregate_ref): Likewise.
12538 * tree-ssa-sccvn.c (try_to_simplify): Use them.
12540 2008-03-15 Richard Guenther <rguenther@suse.de>
12542 PR middle-end/35593
12543 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
12544 to not produce negative array indices if not allowed. Add
12545 parameter to indicate that.
12546 (maybe_fold_offset_to_component_ref): Allow negative array
12547 indices only for the first member of a structure.
12548 (maybe_fold_offset_to_reference): Allow negative array indices.
12549 (maybe_fold_stmt_addition): Likewise.
12551 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
12552 Anatoly Sokolov <aesok@post.ru>
12554 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
12555 (avr_arch): Add ARCH_AVR6.
12556 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
12557 (initial_elimination_offset): Initialize and use 'avr_pc_size'
12558 instead of fixed value 2.
12559 (print_operand_address): Use gs() asm specifier instead of pm().
12560 (avr_assemble_integer): (Ditto.).
12561 (avr_output_addr_vec_elt): (Ditto.).
12562 (print_operand): Handle "!" code.
12563 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
12564 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
12565 (AVR_HAVE_EIJMP_EICALL): Define.
12566 (AVR_3_BYTE_PC): Redefine.
12567 (AVR_2_BYTE_PC): (Ditto.).
12568 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
12569 (LINK_SPEC): Add atmega2560 and atmega2561.
12570 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
12572 * config/avr/avr.md (call_insn): Use eicall instead of icall
12573 for 3 byte PC devices.
12574 (call_value_insn): (Ditto.).
12575 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
12576 (indirect_jump): Use only for for 2 byte PC devices.
12577 (*tablejump): (Ditto.).
12578 (*indirect_jump_avr6): Add insn.
12579 (*tablejump_rjmp): Don't use for 3 byte PC devices.
12580 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
12581 instead of ijmp for 3 byte PC devices.
12582 (__tablejump2__): (Ditto.).
12583 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
12584 (MULITLIB_DIRNAMES): (Ditto.).
12585 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
12587 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
12589 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
12590 "sse2_umulsidi3". Use V1DI mode for operand 0.
12591 ("mmx_psadbw"): Use V1DI mode for operand 0.
12592 * config/i386/i386-modes.def (V1SI): New vector mode.
12593 * config/i386/i386.c (struct builtin_description)
12594 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
12595 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
12596 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
12597 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
12598 v1di_ftype_v8qi_v8qi type.
12599 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
12601 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
12602 __builtin_ia32_pmuludq]: Fix the mode of return value.
12604 2008-03-15 Richard Guenther <rguenther@suse.de>
12606 PR middle-end/35595
12607 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
12610 2008-03-14 Bob Wilson <bob.wilson@acm.org>
12612 * doc/invoke.texi (Option Summary, Xtensa Options): Document
12613 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
12614 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
12615 unless TARGET_SERIALIZE_VOLATILE is enabled.
12616 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
12617 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
12618 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
12620 2008-03-14 Richard Guenther <rguenther@suse.de>
12622 PR tree-optimization/34172
12623 * tree-flow.h (refs_may_alias_p): Declare.
12624 (get_single_def_stmt): Likewise.
12625 (get_single_def_stmt_from_phi): Likewise.
12626 (get_single_def_stmt_with_phi): Likewise.
12627 * tree-dfa.c (refs_may_alias_p): New function.
12628 (get_single_def_stmt): Likewise.
12629 (get_single_def_stmt_from_phi): Likewise.
12630 (get_single_def_stmt_with_phi): Likewise.
12631 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
12632 (vn_reference_lookup_1): New helper function.
12633 (vn_reference_lookup): Walk the virtual use-def chain to
12634 continue searching for a match if the def does not alias the
12635 reference we are looking for.
12637 2008-03-14 David Edelsohn <edelsohn@gnu.org>
12639 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
12640 archive and Perzl. Update The Written Word listing.
12642 2008-03-14 Richard Guenther <rguenther@suse.de>
12644 PR tree-optimization/34043
12645 PR tree-optimization/33989
12646 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
12648 (bitmap_find_leader): Use extra argument to verify dominance
12649 relationship inside a basic-block.
12650 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
12651 (find_leader_in_sets): Adjust.
12652 (create_component_ref_by_pieces): Take extra argument for
12653 dominance check, handle lookup failures.
12654 (find_or_generate_expression): Likewise.
12655 (create_expression_by_pieces): Likewise.
12656 (insert_into_preds_of_block): Adjust.
12657 (create_value_expr_from): If asked for, verify all operands
12658 are in the blocks AVAIL_OUT set.
12659 (make_values_for_stmt): Check for SSA_NAMEs that are life
12660 over an abnormal edge.
12661 (compute_avail): Remove such check.
12662 (do_SCCVN_insertion): New function.
12663 (eliminate): If we do not find a leader suitable for replacement
12664 insert a replacement expression from SCCVN if available.
12665 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
12666 (struct vn_ssa_aux): Add needs_insertion flag.
12667 * tree-ssa-sccvn.c (may_insert): New global flag.
12668 (copy_reference_ops_from_ref): Value-number union member access
12669 based on its size, not type and member if insertion is allowed.
12670 (visit_reference_op_load): For a weak match from union type
12671 punning lookup a view-converted value and insert a SSA_NAME
12672 for that value if that is not found.
12673 (visit_use): Make dumps shorter. Do not disallow value numbering
12674 SSA_NAMEs that are life over an abnormal edge to constants.
12675 (free_scc_vn): Release inserted SSA_NAMEs.
12676 (run_scc_vn): New flag to specify whether insertion is allowed.
12677 Process SSA_NAMEs in forward order.
12678 * tree-ssa-loop-im.c (for_each_index): Handle invariant
12679 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
12680 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
12681 pointer type to/from integral types that do not change the
12682 precision to regular conversions.
12684 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
12686 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
12687 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
12688 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
12689 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
12690 input arguments and the mode of return value. Built-in functions
12691 that operate on whole 64-bit MMX register now use V1DI mode.
12693 2008-03-13 Alon Dayan <alond@il.ibm.com>
12694 Olga Golovanevsky <olga@il.ibm.com>
12696 PR tree-optimization/35041
12697 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
12698 to locate the right position in a statement.
12700 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
12704 * config/i386/xmmintrin.h: Change all static inline functions to
12705 extern inline and add __gnu_inline__ attribute.
12706 * config/i386/bmintrin.h: Ditto.
12707 * config/i386/smmintrin.h: Ditto.
12708 * config/i386/tmmintrin.h: Ditto.
12709 * config/i386/mmintrin-common.h: Ditto.
12710 * config/i386/ammintrin.h: Ditto.
12711 * config/i386/emmintrin.h: Ditto.
12712 * config/i386/pmmintrin.h: Ditto.
12713 * config/i386/mmintrin.h: Ditto.
12714 * config/i386/mm3dnow.h: Ditto.
12716 2008-03-13 Jakub Jelinek <jakub@redhat.com>
12718 PR middle-end/35185
12719 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
12720 (lower_omp_2): New function.
12721 (lower_omp_1, lower_omp): Rewritten.
12723 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
12726 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
12727 with the phrase "Microsoft Windows compilers".
12728 (Push/Pop Macro Pragmas): New subsection. Document
12729 #pragma push_macro and pragma pop_macro.
12731 2008-03-12 Paul Brook <paul@codesourcery.com>
12733 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
12735 2008-03-12 Paul Brook <paul@codesourcery.com>
12737 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
12738 (thumb2_alusi3_short): Exclude PLUS and MINUS.
12739 (thumb2_addsi_shortim): Rename ...
12740 (thumb2_addsi_short): ... to this. Allow register operands.
12741 (thumb2_subsi_short): New pattern.
12742 (thumb2_one_cmplsi2_short,
12743 thumb2_negsi2_short): New patterns and peepholes.
12745 2008-03-12 Paul Brook <paul@codesourcery.com>
12747 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
12749 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
12751 * config/i386/i386.md (int_cond): New code iterator.
12753 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
12754 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
12755 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
12756 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
12757 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
12758 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
12759 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
12760 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
12762 2008-03-12 Paul Brook <paul@codesourcery.com>
12764 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
12765 instead of {arm,thumb}_compute_save_reg_mask.
12766 (output_return_instruction): Ditto.
12767 (thumb_unexpanded_epilogue): Ditto.
12768 (thumb1_expand_prologue): Ditto.
12769 (thumb1_output_function_prologue): Ditto.
12770 (arm_set_return_address): Ditto.
12771 (thumb_set_return_address): Ditto.
12772 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
12773 regs to achieve stack alignment.
12774 (thumb1_compute_save_reg_mask): Fix compiler warning.
12775 (arm_output_epilogue): Use offsets->saved_regs_mask.
12776 Adjust stack pointer by poping call clobered registers.
12777 (arm_expand_prologue): Use offsets->saved_regs_mask.
12778 Adjust stack pointer by pushing extra registers.
12779 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
12781 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
12784 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
12785 conversion to the operands of a multiplication.
12787 2008-03-12 Richard Guenther <rguenther@suse.de>
12789 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
12790 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
12791 * timevar.def (TV_TREE_PHIPROP): Add.
12792 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
12793 pass description. Use TV_TREE_PHIPROP.
12794 * tree-ssa-forwprop.c: Remove phiprop code.
12796 2008-03-12 Jakub Jelinek <jakub@redhat.com>
12798 PR middle-end/35549
12799 * omp-low.c (maybe_lookup_decl): Constify first argument.
12800 (use_pointer_for_field): Change last argument from bool to
12801 omp_context *. Disallow shared copy-in/out in nested
12802 parallel if decl is shared in outer parallel too.
12803 (build_outer_var_ref, scan_sharing_clauses,
12804 lower_rec_input_clauses, lower_copyprivate_clauses,
12805 lower_send_clauses, lower_send_shared_vars): Adjust callers.
12807 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
12808 Ira Rosen <irar@il.ibm.com>
12810 * tree-vectorizer.c (free_stmt_vec_info): New function.
12811 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
12812 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
12813 * tree-vectorizer.h (free_stmt_vec_info): Declare.
12814 * tree-vect-transform.c (vectorizable_conversion): Free
12815 vec_oprnds0 if it was allocated.
12816 (vect_permute_store_chain): Remove unused VECs.
12817 (vectorizable_store): Free VECs that are allocated in the..
12819 (vect_transform_strided_load, vectorizable_load): Likewise.
12820 (vect_remove_stores): Simplify the code.
12821 (vect_transform_loop): Move code to vect_remove_stores().
12822 Call vect_remove_stores() and free_stmt_vec_info().
12824 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12826 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
12827 TARGET_HPUX. Revise comment.
12828 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
12829 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
12830 Use sr4 variant of `be' instruction when not generating PIC code.
12831 (attr_length_call): Adjust for above change.
12833 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
12835 * ipa-reference.c (static_execute): Remove module_statics_const and
12836 associated setting code.
12838 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
12841 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
12842 predicate for operand 1.
12843 (paritysi2_cmp): Use register_operand predicate for operand 2.
12844 Use earlyclobber modifier for operand 1. Remove support for
12846 (paritydi2_cmp): Use register_operand predicate for operand 3.
12847 Use earlyclobber modifier for operand 1. Remove support for
12850 2008-03-11 Paul Brook <paul@codesourcery.com>
12851 Vladimir Prus <vladimir@codesourcery.com>
12853 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
12854 (arm_compute_save_reg0_reg12_mask): Always
12855 check if register 11 must be saved. Always safe hard frame pointer
12856 when frame_pointer_needeed.
12857 (arm_compute_save_reg_mask): Save IP and PC
12858 only with apcs frames.
12859 (arm_output_epilogue): Adjust Thumb2 codepath to
12860 be also invoked and work for ARM non-apcs frames.
12861 (arm_expand_prologue): Don't bother saving IP
12862 for non-apcs frame, since it's not clobbered by
12863 prologue code. Implement non-apcs frame
12866 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
12868 PR rtl-optimization/35281
12869 * expr.c (convert_move): Use a new pseudo for the intermediate
12870 from_mode->word_mode result.
12872 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
12874 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
12875 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
12876 * toplev.c (compile_file): Don't call it.
12878 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
12880 PR middle-end/35526
12881 * expr.c (store_expr): Call emit_block_move if the mode
12882 of "temp" RTX is BLKmode.
12884 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
12885 Richard Guenther <rguenther@suse.de>
12887 PR tree-optimization/31358
12888 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
12889 the step with a NULL_TREE.
12890 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
12891 to sizetype if type is a pointer type.
12892 (add_candidate_1): Don't convert the base and step to
12893 the generic type if the orginal type is a pointer type.
12894 (add_iv_value_candidates): Use sizetype for the step
12895 if type is a pointer type.
12896 (cand_value_at): Likewise.
12897 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
12899 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
12900 Don't convert the tem affine to the type.
12901 (add_elt_to_tree): Use sizetype for the step if a pointer.
12902 Use POINTER_PLUS_EXPR for pointers.
12903 (aff_combination_to_tree): Use sizetype for the step if a
12906 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
12908 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
12909 Remove commutativity hint.
12911 2008-03-10 Jakub Jelinek <jakub@redhat.com>
12915 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
12916 errorneous type. Check that v is a VAR_DECL.
12918 PR middle-end/35099
12919 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
12921 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
12923 PR tree-optimization/35494
12924 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
12925 may be overriden at link and run time.
12927 2008-03-10 Richard Guenther <rguenther@suse.de>
12929 PR tree-optimization/34677
12930 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
12931 (poolify_tree): Likewise.
12932 (modify_expr_template): Likewise.
12933 (poolify_modify_stmt): Likewise.
12934 (insert_fake_stores): Handle all component-ref style stores
12935 in addition to INDIRECT_REF. Also handle complex types.
12936 Do not poolify the inserted load.
12937 (realify_fake_stores): Do not rebuild the tree but only
12938 make it a SSA_NAME copy.
12939 (init_pre): Remove initialzation of modify_expr_template.
12940 Do not allocate modify_expr_node_pool.
12941 (fini_pre): Do not free modify_expr_node_pool.
12943 2008-03-10 Paul Brook <paul@codesourcery.com>
12945 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
12946 to avoid conflicts.
12948 2008-03-10 Paul Brook <paul@codesourcery.com>
12949 Mark Shinwell <shinwell@codesourcery.com>
12951 * config/arm/cortex-r4.md: New.
12952 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
12954 * config/arm/arm.md: Include cortex-r4.md.
12955 (insn): Add smmls, sdiv and udiv values.
12956 (generic_sched): Don't use generic scheduling for Cortex-R4.
12957 (arm_issue_rate): New function.
12958 (TARGET_SCHED_ISSUE_RATE): Define.
12960 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
12962 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
12964 2008-03-10 Richard Guenther <rguenther@suse.de>
12966 * tree-ssa-pre.c (get_sccvn_value): Simplify.
12967 (compute_avail): Do not add stmt uses to AVAIL_OUT.
12969 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
12971 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
12972 Set default to true.
12974 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12976 * c.opt (Wsynth): Deprecate.
12977 * doc/invoke.texi (Option Summary, Warning Options): Document
12978 -Wno-format-contains-nul.
12980 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
12983 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
12984 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
12986 2008-03-09 Ira Rosen <irar@il.ibm.com>
12988 * config/rs6000/rs6000.c (builtin_description): Rename vector
12989 left shift operations.
12990 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
12991 (altivec_vsl<VI_char>): Rename to ...
12992 (ashl<mode>3): ... new name.
12993 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
12995 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
12997 2008-03-08 Richard Guenther <rguenther@suse.de>
12999 * coverage.h (tree_coverage_counter_addr): Declare.
13000 * coverage.c (tree_coverage_counter_addr): New function.
13001 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
13002 before using again.
13003 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
13004 (tree_gen_one_value_profiler): Likewise.
13005 (tree_gen_ic_profiler): Likewise.
13006 (tree_gen_average_profiler): Likewise.
13007 (tree_gen_ior_profiler): Likewise.
13009 2008-03-08 Richard Guenther <rguenther@suse.de>
13011 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
13012 (vn_binary_op_insert): Likewise.
13013 (vn_unary_op_lookup): Likewise.
13014 (vn_unary_op_insert): Likewise.
13015 (vn_nary_op_lookup): Declare.
13016 (vn_nary_op_insert): Likewise.
13017 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
13018 and binary hashes, use a single obstack for unary_op_pool
13019 and binary_op_pool.
13020 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
13021 a single struct vn_nary_op_s. Store tree code length and
13022 a variable number of operands.
13023 (struct vn_reference_op_struct): Remove unused op2.
13024 (vn_reference_op_eq): Do not compare op2.
13025 (vn_reference_op_compute_hash): Do not compute hash of op2.
13026 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
13027 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
13028 with vn_nary_op_compute_hash.
13029 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
13030 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
13032 (vn_unary_op_insert, vn_binary_op_insert): Replace with
13034 (visit_unary_op): Call nary functions.
13035 (visit_binary_op): Likewise.
13036 (process_scc): Adjust for struct vn_tables_s changes.
13037 (allocate_vn_table): Likewise.
13038 (free_vn_table): Likewise.
13039 * tree-vn.c (vn_add): Call nary functions.
13040 (vn_lookup): Likewise.
13042 2008-03-08 Jakub Jelinek <jakub@redhat.com>
13045 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
13046 wdst back after sync_compare_and_swapqhi_internal.
13048 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
13051 * config/i386/i386-modes.def (V1DI): New vector mode.
13052 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
13053 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
13054 (MMXMODE248): Ditto.
13055 (MMXMODE): Add V1DI mode.
13056 (mmxvecsize): Change DI mode to V1DI mode.
13057 ("mov<mode>): Use MMXMODEI8 mode iterator.
13058 ("*mov<mode>_internal_rex64"): Ditto.
13059 ("*mov<mode>_internal"): Ditto.
13060 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
13061 ("mmx_sub<mode>3"): Ditto.
13062 ("mmx_adddi3"): Remove insn pattern.
13063 ("mmx_subdi3"): Ditto.
13064 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
13065 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
13066 ("mmx_ashl<mode>3"): Ditto.
13067 ("mmx_lshrdi3"): Remove insn pattern.
13068 ("mmx_ashldi3"): Ditto.
13069 * config/i386/i386.c (classify_argument): Handle V1DImode.
13070 (function_arg_advance_32): Ditto.
13071 (function_arg_32): Ditto.
13072 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
13073 mmx_addv1di3 insn pattern.
13074 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
13075 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
13076 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
13077 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
13078 Remove definitions of built-in functions.
13079 (V1DI_type_node): New node.
13080 (v1di_ftype_v1di_int): Ditto.
13081 (v1di_ftype_v1di_v1di): Ditto.
13082 (v2si_ftype_v2si_si): Ditto.
13083 (v4hi_ftype_v4hi_di): Remove node.
13084 (v2si_ftype_v2si_di): Ditto.
13085 (ix86_init_mmx_sse_builtins): Handle V1DImode.
13086 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
13087 Redefine builtins using def_builtin_const with *_ftype_*_int node.
13088 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
13089 Add new builtins using def_builtin_const.
13090 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
13091 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
13092 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
13093 * config/i386/mmintrin.h (__v1di): New typedef.
13094 (_mm_add_si64): Cast arguments to __v1di type.
13095 (_mm_sub_si64): Ditto.
13096 (_mm_sll_pi16): Cast __count to __v4hi type.
13097 (_mm_sll_pi32): Cast __count to __v2si type.
13098 (_mm_sll_si64): Cast arguments to __v1di type.
13099 (_mm_srl_pi16): Cast __count to __v4hi type.
13100 (_mm_srl_pi32): Cast __count to __v2si type.
13101 (_mm_srl_si64): Cast arguments to __v1di type.
13102 (_mm_sra_pi16): Cast __count to __v4hi type.
13103 (_mm_sra_pi32): Cast __count to __v2si type.
13104 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
13105 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
13106 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
13107 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
13108 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
13109 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
13110 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
13111 (_mm_srai_pi32): Use __builtin_ia32_psradi.
13112 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
13113 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
13114 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
13115 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
13117 2008-03-07 Joseph Myers <joseph@codesourcery.com>
13119 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
13121 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
13124 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
13125 reg+const addressing for Altivec modes. Don't generate reg+reg
13126 addressing for TFmode or TDmode quantities.
13128 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
13130 * c-common.c (vector_types_convertible_p): Call langhook
13131 instead of comptypes.
13133 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13136 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
13137 integral and scalar float variables which have a
13140 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
13142 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
13143 dwarf_register_span hook when emitting unwind information for
13144 register-to-memory saves.
13145 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
13146 (rs6000_frame_related): Remove call to spe_synthesize_frame.
13148 2008-03-06 Jakub Jelinek <jakub@redhat.com>
13150 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
13151 for the same VAR_DECL.
13153 2008-03-06 Tom Tromey <tromey@redhat.com>
13155 * treelang: Delete.
13156 * doc/standards.texi (Standards): Don't mention treelang.
13157 * doc/invoke.texi (Overall Options): Don't mention treelang.
13158 * doc/install.texi (Prerequisites): Don't mention bison or
13160 (Configuration): Don't mention treelang.
13161 (Building): Likewise.
13162 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
13164 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
13166 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
13167 word-extractions out of a multi-word object.
13169 2008-03-06 Richard Guenther <rguenther@suse.de>
13171 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
13172 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
13173 result type and precision.
13174 * expr.c (get_inner_reference): Set unsignedp based on the result
13175 type of BIT_FIELD_REF.
13176 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
13177 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
13178 (try_instantiate_multiple_fields): Likewise. Use the correct type
13180 (sra_build_assignment): Likewise.
13181 (sra_build_elt_assignment): Likewise.
13182 (sra_explode_bitfield_assignment): Likewise.
13183 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
13184 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
13185 set BIT_FIELD_REF_UNSIGNED.
13186 (vectorizable_load): Likewise.
13188 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
13190 * cse.c (cse_extended_basic_block): Invalidate artificial defs
13193 2008-03-06 Richard Guenther <rguenther@suse.de>
13195 * alias.c (struct alias_set_entry): Move has_zero_child field
13196 to pack with alias_set.
13198 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
13200 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
13203 2008-03-05 Ian Lance Taylor <iant@google.com>
13205 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
13207 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
13209 * fwprop.c (update_df): Support width and offset parameters of
13211 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
13212 global_conflicts): Change DF_REF_EXTRACT to either
13213 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
13214 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
13215 * df-scan.c (df_ref_record, df_defs_record,
13216 df_ref_create_structure, df_def_record_1, df_uses_record,
13217 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
13218 df_bb_refs_collect, df_entry_block_defs_collect,
13219 df_exit_block_uses_collect): Support new width and offset fields.
13220 (ref_extract_pool): New storage pool.
13221 (df_free_ref): New function.
13222 (df_reg_chain_unlink, df_free_collection_rec,
13223 df_sort_and_compress_refs): Call df_free_ref.
13224 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
13226 (df_ref_create_structure): Allocate df_ref_extract if offset and
13227 width fields are used.
13228 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
13229 (df_uses_record): Get offset and width from ZERO_EXTRACT
13231 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
13232 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
13233 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
13234 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
13235 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
13236 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
13237 (df_ref_extract): New structure.
13238 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
13239 (df_ref_create): Add width and offset parameters.
13241 2008-03-05 Richard Guenther <rguenther@suse.de>
13243 * tree-ssa-structalias.c (get_constraint_for_component_ref):
13244 Use ranges_overlap_p.
13245 (offset_overlaps_with_access): Rename
13246 to ranges_overlap_p and move ...
13247 * tree-flow-inline.h (ranges_overlap_p): ... here.
13249 * tree.h (get_inner_reference, handled_component_p): Update
13252 * tree.h (record_component_aliases, get_alias_set,
13253 alias_sets_conflict_p, alias_sets_must_conflict_p,
13254 objects_must_conflict_p): Move declarations ...
13255 * alias.h (record_component_aliases, get_alias_set,
13256 alias_sets_conflict_p, alias_sets_must_conflict_p,
13257 objects_must_conflict_p): ... here.
13258 Include coretypes.h.
13259 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
13261 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
13263 * cfg.c: Include tree-flow.h.
13264 (remove_edge_raw): Call redirect_edge_var_map_clear.
13265 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
13266 * tree-flow-inline.h (redirect_edge_var_map_def): New.
13267 (redirect_edge_var_map_result): New.
13268 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
13269 PENDING_STMT use with redirect_edge_var_map_*.
13270 * tree-ssa.c (edge_var_maps): New definition.
13271 (redirect_edge_var_map_add): New.
13272 (redirect_edge_var_map_clear): New.
13273 (redirect_edge_var_map_dup): New.
13274 (redirect_edge_var_map_vector): New.
13275 (redirect_edge_var_map_destroy): New.
13276 (ssa_redirect_edge): Replace PENDING_STMT use with
13277 redirect_edge_var_map_*.
13278 (flush_pending_stmts): Same.
13279 (delete_tree_ssa): Destroy edge var map.
13280 * tree-flow.h (struct _edge_var_map): New.
13281 Define edge_var_map vector type.
13282 Declare redirect_edge_var_map_* prototypes.
13283 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
13284 * tree-cfg.c (reinstall_phi_args): Replace
13285 PENDING_STMT use with redirect_edge_var_map_*.
13287 2008-03-05 Richard Guenther <rguenther@suse.de>
13289 PR tree-optimization/35472
13290 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
13291 whose single use_stmt has a overlapping set of loaded and
13292 stored symbols as that use_stmt might be a noop assignment then.
13294 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
13296 * gthr-rtems.h: Implement __gthread_mutex_destroy.
13298 2008-03-05 Richard Guenther <rguenther@suse.de>
13301 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
13302 should be constants.
13303 * tree-cfg.c (verify_expr): Verify it.
13304 * fold-const.c (fold_truthop): Remove code generating
13305 BIT_FIELD_REFs of structure bases.
13306 (fold_binary): Likewise.
13307 (fold_ternary): Position and size of BIT_FIELD_REFs are
13308 always host integers.
13309 (make_bit_field_ref): Remove.
13310 (optimize_bit_field_compare): Remove.
13311 (all_ones_mask_p): Remove.
13313 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
13316 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
13317 (split_block_and_df_analyze): New. Split basic block and rebuild
13319 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
13321 (split_pattern_seq): Likewise.
13322 (erase_matching_seqs): Likewise.
13323 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
13325 2008-03-04 Geoff Keating <geoffk@apple.com>
13327 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
13328 declaration and code.
13329 (tree_invalid_nonnegative_warnv_p): Likewise.
13331 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
13333 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
13334 examples. Truncate option-names then causing overfull hbox.
13336 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13339 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
13341 * configure: Rebuilt.
13343 2008-03-04 Rafael Espindola <espindola@google.com>
13345 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
13346 (tree_unary_nonnegative_warnv_p): New.
13347 (tree_binary_nonnegative_warnv_p): New.
13348 (tree_single_nonnegative_warnv_p): New.
13349 (tree_invalid_nonnegative_warnv_p): New.
13350 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
13352 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13355 * opts.c (handle_option): Postpone 'unknown option' errors only for
13358 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
13361 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
13364 2008-03-04 Rafael Espindola <espindola@google.com>
13366 * fold-const.c (tree_unary_nonzero_warnv_p): New.
13367 (tree_binary_nonzero_warnv_p): New.
13368 (tree_single_nonzero_warnv_p): New.
13369 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
13371 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
13373 PR middle-end/35456
13374 * fold-const.c (fold_cond_expr_with_comparison): Prevent
13375 transformations for modes that have signed zeros.
13376 * ifcvt.c (noce_try_abs): Ditto.
13378 2008-03-04 Joseph Myers <joseph@codesourcery.com>
13380 * config/i386/i386.c (override_options): Force
13381 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
13383 2008-03-04 Jan Hubicka <jh@suse.cz>
13386 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
13389 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
13391 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
13392 label to probe the stack.
13394 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
13396 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
13397 (__gthr_win32_mutex_destroy): Declare.
13398 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
13399 __gthr_win32_mutex_destroy.
13400 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
13402 2008-03-03 Jan Hubicka <jh@suse.cz>
13405 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
13406 aggressive on inlining cold calls.
13408 2008-03-03 Richard Guenther <rguenther@suse.de>
13410 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
13411 struct copies into the expression table.
13412 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
13413 (try_to_simplify): Likewise.
13414 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
13415 integral and pointer arguments which do not change the
13416 precision to NOP_EXPRs.
13417 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
13418 VIEW_CONVERT_EXPR case.
13420 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
13422 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
13423 defined in a loop at depth 0 is invariant.
13424 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
13425 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
13426 be called at loop depth 0.
13428 2008-03-02 Jakub Jelinek <jakub@redhat.com>
13431 * gcc.c (process_command): Update copyright notice dates.
13432 * gcov.c (print_version): Likewise.
13433 * gcov-dump.c (print_version): Likewise.
13434 * mips-tfile.c (main): Likewise.
13435 * mips-tdump.c (main): Likewise.
13437 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13440 * c-common.c (flag_permissive): Delete.
13441 (constant_expression_warnings): Check flags first.
13442 (constant_expression_error): New.
13443 * c-common.h (flag_permissive): Delete.
13444 (constant_expression_error): Declare.
13445 * flags.h (flag_permissive): Declare. Update description.
13446 * diagnostic.c (pedwarn): Update.
13448 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
13449 (permissive_error_kind): New.
13450 * toplev.c (flag_permissive): Define. Update description.
13451 * toplev.h (permissive_error_kind): Declare.
13452 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
13453 (pedwarn_c90): Use pedantic_warning_kind.
13454 * c-opts.c (c_common_post_options): flag_permissive does not affect
13455 flag_pedantic_errors.
13457 2008-03-02 Joseph Myers <joseph@codesourcery.com>
13459 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
13460 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
13461 __absvsi2, __absvDI2): Use unsigned arithmetic.
13463 2008-03-02 Andi Kleen <ak@suse.de>
13464 Richard Guenther <rguenther@suse.de>
13466 * struct-equiv.c: Remove file.
13467 * cfg_cleanup.c (condjump_equiv_p): Remove.
13468 * Makefile.in (OBJS-common): Remove struct-equiv.o.
13469 (struct-equiv.o): Remove rule.
13470 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
13471 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
13472 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
13474 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13476 * ifcvt.c (noce_process_if_block): Try to handle only the then
13477 block if the else block exists but isn't suitable.
13479 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
13482 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
13483 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
13484 regression from previous patch.
13486 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
13489 * gthr.h: Add __gthread_mutex_destroy as a function that must be
13491 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
13492 * gthr-single.h (__gthread_mutex_destroy): Likewise.
13493 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
13494 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
13495 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
13496 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
13497 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
13498 (__gthread_mutex_destroy_function): Rename to
13499 __gthread_mutex_destroy.
13500 * gthr-dce.h (__gthread_mutex_destroy): Call
13501 pthread_mutex_destroy.
13502 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
13503 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
13504 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
13506 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13508 * df-scan.c (df_ref_chain_change_bb): Simplify.
13509 (df_insn_change_bb): Add new_bb argument. Simplify. Call
13510 set_block_for_insn if there's any change.
13511 * df.h ((df_insn_change_bb): Fix prototype.
13512 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
13513 df_insn_change_bb, don't call set_block_for_insn.
13514 * emit-rtl.c (reorder_insns): Likewise.
13515 * haifa-sched.c (move_insn): Likewise.
13517 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13519 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
13521 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
13523 * tree-flow-inline.h (next_readonly_imm_use): Return
13524 NULL_USE_OPERAND_P after the end.
13526 2008-03-01 Richard Guenther <rguenther@suse.de>
13528 PR tree-optimization/35411
13529 * tree-sra.c (sra_build_assignment): Split conversion to
13530 final type to a separate statement if we are not assigning
13533 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
13535 * fold-const.c (fold_convertible_p): Correct the logic to follow
13536 that in fold_convert().
13538 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
13541 * tree-inline.c (build_duplicate_type): When we make a
13542 duplicate type, make it unique in the canonical types system.
13544 2008-02-29 Tom Tromey <tromey@redhat.com>
13546 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
13547 input_file_stack_history, input_file_stack_restored): Remove.
13548 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
13549 * input.h (struct file_stack): Remove.
13550 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
13551 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
13553 * diagnostic.h (struct diagnostic_context) <last_module>: Change
13555 (diagnostic_last_module_changed): Add 'map' argument.
13556 (diagnostic_set_last_function): Likewise.
13557 * diagnostic.c (undiagnostic_report_current_module): Iterate using
13558 line map, not input_file_stack.
13559 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
13561 2008-02-29 Paul Brook <paul@codesourcery.com>
13563 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
13565 2008-02-29 Paul Brook <paul@codesourcery.com>
13567 * config/arm/ieee754-df.S (muldf3): Use RET macros.
13569 2008-02-29 Richard Guenther <rguenther@suse.de>
13571 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
13573 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
13574 value for comparing for a store match.
13575 (simplify_unary_expression): Do nothing for SSA_NAMEs.
13576 (try_to_simplify): Do not do a full-blown reference lookup.
13578 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
13580 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
13581 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
13583 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
13585 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
13587 * tree-loop-linear.c (try_interchange_loops): Compare memory access
13588 strides against cache sizes.
13590 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
13592 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
13595 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
13597 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
13598 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
13599 is smaller than the original promoted value.
13600 (simplify_subreg): If OP is a SUBREG, try to preserve its
13601 SUBREG_PROMOTED_VAR_P information.
13603 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
13605 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
13606 (VN_INFO_GET): Allocate new objects on the obstack.
13607 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
13608 for rpo_numbers_temp, for consistency.
13609 (free_scc_vn): Free the obstack.
13611 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
13613 * doc/invoke.texi: Document -ftree-loop-distribution.
13614 * tree-loop-distribution.c: New.
13615 * tree-pass.h (pass_loop_distribution): New.
13616 * graphds.h (struct graph): Add htab_t indices.
13617 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
13618 * tree-vectorizer.c (rename_variables_in_loop): Extern.
13619 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
13620 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
13621 * tree-data-ref.c (debug_data_dependence_relations): New.
13622 (dump_data_dependence_relation): Also print data references.
13623 (free_data_ref): Extern.
13624 (same_access_functions): Moved...
13625 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
13626 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
13627 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
13628 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
13629 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
13630 (stmts_from_loop): Skip LABEL_EXPR.
13631 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
13633 (build_rdg): Initialize rdg->indices htab.
13634 (free_rdg, stores_from_loop, ref_base_address,
13635 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
13636 have_similar_memory_accesses_1, ref_base_address_1,
13637 remove_similar_memory_refs): New.
13638 * tree-data-ref.h: Depend on tree-chrec.h.
13639 (debug_data_dependence_relations, free_data_ref): Declared.
13640 (same_access_functions): ... here.
13641 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
13643 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
13644 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
13645 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
13646 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
13647 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
13648 rdg_vertex_for_stmt): Declared.
13649 (struct rdg_edge): Add level.
13651 (free_rdg, stores_from_loop, remove_similar_memory_refs,
13652 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
13654 (rdg_has_similar_memory_accesses): New.
13655 * tree-vect-analyze.c: Remove unused static decls.
13656 * lambda.h (dependence_level): New.
13657 * common.opt (ftree-loop-distribution): New.
13658 * tree-flow.h (mark_virtual_ops_in_bb,
13659 slpeel_tree_duplicate_loop_to_edge_cfg,
13660 rename_variables_in_loop): Declared.
13661 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
13662 (OBJS-common): Add tree-loop-distribution.o.
13663 (tree-loop-distribution.o): New rule.
13664 * tree-cfg.c (mark_virtual_ops_in_bb): New.
13665 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
13666 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
13668 2008-02-28 Joseph Myers <joseph@codesourcery.com>
13671 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
13672 other than structures and unions.
13674 2008-02-28 Richard Guenther <rguenther@suse.de>
13677 2008-02-26 Richard Guenther <rguenther@suse.de>
13679 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
13680 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
13681 (lookup_decl_from_uid): Declare.
13682 (remove_decl_from_map): Likewise.
13683 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
13684 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
13685 (decl_for_uid_map): New global hashtable mapping DECL_UID
13687 (init_ttree): Allocate it.
13688 (insert_decl_to_uid_decl_map): New helper function.
13689 (make_node_stat): Insert new decls into the map.
13690 (copy_node_stat): Likewise.
13691 (lookup_decl_from_uid): New function.
13692 (remove_decl_from_map): Likewise.
13693 (print_decl_for_uid_map_statistics): New helper.
13694 (dump_tree_statistics): Call it.
13696 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
13697 (referenced_var_iterator): Adjust.
13698 (FOR_EACH_REFERENCED_VAR): Adjust.
13699 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
13700 (num_referenced_vars): Adjust.
13701 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
13702 (first_referenced_var): Remove.
13703 (end_referenced_vars_p): Likewise.
13704 (next_referenced_var): Likewise.
13705 (referenced_var_iterator_set): New helper function.
13706 * tree-dfa.c (referenced_var_lookup): Adjust.
13707 (referenced_var_check_and_insert): Likewise.
13708 (remove_referenced_var): Likewise.
13709 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
13710 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13711 (verify_call_clobbering): Likewise.
13712 (verify_memory_partitions): Likewise.
13713 (init_tree_ssa): Allocate bitmap instead of hashtable for
13715 (delete_tree_ssa): Adjust.
13716 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
13717 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13718 (compute_tag_properties): Likewise.
13719 (set_initial_properties): Likewise.
13720 (find_partition_for): Likewise.
13721 (update_reference_counts): Likewise.
13722 (dump_may_aliases_for): Likewise.
13723 * tree-ssa-operands.c (add_virtual_operand): Likewise.
13724 (add_call_clobber_ops): Likewise.
13725 (add_call_read_ops): Likewise.
13726 (get_asm_expr_operands): Likewise.
13727 * tree-into-ssa.c (dump_decl_set): Likewise.
13728 (update_ssa): Likewise.
13729 * tree-sra.c (scan_function): Likewise.
13730 (decide_instantiations): Likewise.
13731 (scalarize_parms): Likewise.
13732 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
13733 (dsa_named_for): Likewise.
13734 * tree-ssa-structalias.c (update_alias_info): Likewise.
13735 (merge_smts_into): Likewise.
13737 2008-02-27 David Daney <ddaney@avtrex.com>
13740 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
13741 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
13742 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
13743 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
13744 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
13746 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
13749 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
13750 (BUILT_IN_NEXTTOWARD): Remove.
13751 (BUILT_IN_NEXTTOWARDF): Ditto.
13752 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
13753 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
13755 2008-02-27 Tom Tromey <tromey@redhat.com>
13757 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
13758 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
13760 2008-02-27 Jan Beulich <jbeulich@novell.com>
13762 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
13763 update the respective field on newdecl.
13765 2008-02-27 Revital Eres <eres@il.ibm.com>
13767 PR rtl-optimization/34999
13768 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
13769 crossing edges that ends with a call insn.
13770 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
13771 call insn and clear the EDGE_CROSSING flag of the crossing edge
13772 when fixing fallthru edges.
13774 2008-02-27 Richard Guenther <rguenther@suse.de>
13776 PR middle-end/35390
13777 * fold-const.c (fold_unary): Return the correct argument,
13778 converted to the result type.
13780 2008-02-27 Richard Guenther <rguenther@suse.de>
13782 PR middle-end/34971
13783 * expr.c (expand_expr_real_1): Assert on rotates that operate
13785 * fold-const.c (fold_binary): Use the types precision, not the
13786 bitsize of the mode if folding rotate expressions. Build rotates
13787 only for full modes.
13789 2008-02-27 Jakub Jelinek <jakub@redhat.com>
13791 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
13792 and CPP_PRAGMA_EOL.
13793 * c-pragma.c (pragma_ns_name): New typedef.
13794 (registered_pp_pragmas): New variable.
13795 (c_pp_lookup_pragma): New function.
13796 (c_register_pragma_1): If flag_preprocess_only, do nothing
13797 for non-expanded pragmas, for expanded ones push pragma's
13798 namespace and name into registered_pp_pragmas vector.
13799 (c_invoke_pragma_handler): Register OpenMP pragmas even when
13800 flag_preprocess_only, don't register GCC pch_preprocess
13801 pragma if flag_preprocess_only.
13802 * c-opts.c (c_common_init): Call init_pragma even if
13803 flag_preprocess_only.
13804 * c-pragma.c (c_pp_lookup_pragma): New prototype.
13805 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
13806 cpp_register_pragma if flag_preprocess_only.
13808 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13811 * c-parser.c (c_parser_translation_unit): Warn for empty
13812 translation unit, not empty source file.
13814 2008-02-26 Paul Brook <paul@codesourcery.com>
13816 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
13817 operand for Thumb-2.
13818 * config/arm/arm.h (reg_class): Add CORE_REGS.
13819 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
13820 (BASE_REG_CLASS): Use CORE_REGS.
13821 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
13822 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
13823 (REGNO_OK_FOR_INDEX_P): Exclude SP.
13824 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
13825 ARM_REGNO_OK_FOR_INDEX_P.
13826 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
13827 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
13828 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
13829 (ldm/stm peepholes): Ditto.
13830 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
13831 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
13832 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
13833 * config/arm/constraints.md: Enable "k" constraint on ARM.
13835 2008-02-27 Ben Elliston <bje@au.ibm.com>
13837 * config/rs6000/rs6000.c: Annotate cache line size field in all
13838 instances of struct processor_costs.
13840 2008-02-26 David Edelsohn <edelsohn@gnu.org>
13842 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
13843 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
13844 jump_bypass): New counters.
13845 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
13846 * dce.c (gate_ud_dce): Same.
13847 (gate_fast_dce): Same.
13848 * dse.c (gate_dse1): New function.
13849 (gate_dse2): New function.
13850 (gate_dse): Merge results of new gate functions.
13851 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
13852 (gate_handle_jump_bypass): Add dbg_cnt.
13853 (gate_handle_gcse): Add dbg_cnt.
13854 * ifcvt.c (gate_handle_if_conversion): Same.
13855 (gate_handle_if_after_combine): Same.
13856 (gate_handle_if_after_reload): Same.
13857 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
13859 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
13861 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
13863 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
13865 2008-02-26 Jason Merrill <jason@redhat.com>
13868 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
13869 alone if it's the naming decl for the type's main variant.
13871 2008-02-26 Tom Tromey <tromey@redhat.com>
13873 * system.h (USE_MAPPED_LOCATION): Poison.
13874 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
13875 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
13876 (make_goto_expr_edges): Likewise.
13877 (remove_bb): Likewise.
13878 (execute_warn_function_return): Likewise.
13879 * basic-block.h (struct edge_def) <goto_locus>: Change type to
13881 * c-common.c (fname_decl): Remove old location code.
13882 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
13884 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
13886 (ASM_INPUT_SOURCE_LOCATION): Likewise.
13887 (gen_rtx_ASM_INPUT): Likewise.
13888 (gen_rtx_ASM_INPUT_loc): Likewise.
13889 (get_rtx_asm_OPERANDS): Remove.
13890 * cfglayout.c (insn_locators_alloc): Remove old location code.
13891 (set_curr_insn_source_location): Likewise.
13892 (curr_insn_locator): Likewise.
13893 * print-tree.c (print_node): Remove old location code.
13894 * tree-mudflap.c (mf_varname_tree): Remove old location code.
13895 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
13896 * cfgexpand.c (expand_gimple_cond_expr): Don't use
13897 location_from_locus.
13898 (construct_exit_block): Remove old location code.
13899 * emit-rtl.c (force_next_line_note): Remove old location code.
13900 * profile.c (branch_prob): Remove old location code.
13901 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
13902 LOC_LINE): Remove old-location variants.
13903 * langhooks.c (lhd_print_error_function): Remove old location
13905 * configure, config.in: Rebuilt.
13906 * configure.ac (--enable-mapped-location): Remove.
13907 * c-decl.c (c_init_decl_processing): Remove old location code.
13908 (finish_function): Likewise.
13909 * recog.c (decode_asm_operands): Remove old location code.
13910 * c-pch.c (c_common_read_pch): Remove old location code.
13911 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
13913 * gimple-low.c (lower_function_body): Remove old location code.
13914 * toplev.c (unknown_location): Remove.
13915 (push_srcloc): Remove old-location variant.
13916 (process_options): Remove old location code.
13917 (lang_dependent_init): Likewise.
13918 * input.h (UNKNOWN_LOCATION): Move definition.
13919 (location_t): Undeprecate.
13920 (source_locus): Remove.
13921 (location_from_locus): Remove.
13922 (struct location_s): Remove.
13923 Remove all old-location code.
13924 (input_line, input_filename): Remove.
13925 * final.c (final_scan_insn): Remove old location code.
13926 * diagnostic.c (diagnostic_build_prefix): Remove
13927 USE_MAPPED_LOCATION test.
13928 * tree.h (gimple_stmt) <locus>: Now a location_t.
13929 (tree_exp) <locus>: Likewise.
13930 (DECL_IS_BUILTIN): Remove old-location variant.
13931 (annotate_with_file_line, annotate_with_locus): Likewise.
13932 (expr_locus, set_expr_locus): Update.
13933 * tree.c (build1_stat): Remove old location code.
13934 (last_annotated_node): Remove.
13935 (annotate_with_file_line): Remove old-location variant.
13936 (annotate_with_locus): Likewise.
13937 (expr_location): Remove old location code.
13938 (set_expr_location): Likewise.
13939 (expr_has_location): Likewise.
13940 (expr_locus): Likewise.
13941 (set_expr_locus): Likewise.
13942 (expr_filename): Don't use location_from_locus.
13943 (expr_lineno): Likewise.
13944 * rtl-error.c (location_for_asm): Remove old location code.
13945 * c-lex.c (cb_line_change): Remove old location code.
13946 (fe_file_change): Likewise.
13947 (cb_def_pragma): Likewise.
13948 (c_lex_with_flags): Likewise.
13949 * gengtype.c (do_typedef): Don't special-case location types.
13950 (define_location_structures): Remove.
13951 (main): Don't call define_location_structures.
13952 * tree-pretty-print.c (dump_implicit_edges): Remove old location
13955 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13958 * builtins.def (BUILT_IN_STDARG_START): Remove.
13959 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
13960 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
13961 * tree-inline.c (inline_forbidden_p_1): Likewise.
13963 2008-02-26 Richard Guenther <rguenther@suse.de>
13965 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
13966 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
13967 (lookup_decl_from_uid): Declare.
13968 (remove_decl_from_map): Likewise.
13969 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
13970 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
13971 (decl_for_uid_map): New global hashtable mapping DECL_UID
13973 (init_ttree): Allocate it.
13974 (insert_decl_to_uid_decl_map): New helper function.
13975 (make_node_stat): Insert new decls into the map.
13976 (copy_node_stat): Likewise.
13977 (lookup_decl_from_uid): New function.
13978 (remove_decl_from_map): Likewise.
13979 (print_decl_for_uid_map_statistics): New helper.
13980 (dump_tree_statistics): Call it.
13982 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
13983 (referenced_var_iterator): Adjust.
13984 (FOR_EACH_REFERENCED_VAR): Adjust.
13985 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
13986 (num_referenced_vars): Adjust.
13987 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
13988 (first_referenced_var): Remove.
13989 (end_referenced_vars_p): Likewise.
13990 (next_referenced_var): Likewise.
13991 (referenced_var_iterator_set): New helper function.
13992 * tree-dfa.c (referenced_var_lookup): Adjust.
13993 (referenced_var_check_and_insert): Likewise.
13994 (remove_referenced_var): Likewise.
13995 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
13996 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
13997 (verify_call_clobbering): Likewise.
13998 (verify_memory_partitions): Likewise.
13999 (init_tree_ssa): Allocate bitmap instead of hashtable for
14001 (delete_tree_ssa): Adjust.
14002 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
14003 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14004 (compute_tag_properties): Likewise.
14005 (set_initial_properties): Likewise.
14006 (find_partition_for): Likewise.
14007 (update_reference_counts): Likewise.
14008 (dump_may_aliases_for): Likewise.
14009 * tree-ssa-operands.c (add_virtual_operand): Likewise.
14010 (add_call_clobber_ops): Likewise.
14011 (add_call_read_ops): Likewise.
14012 (get_asm_expr_operands): Likewise.
14013 * tree-into-ssa.c (dump_decl_set): Likewise.
14014 (update_ssa): Likewise.
14015 * tree-sra.c (scan_function): Likewise.
14016 (decide_instantiations): Likewise.
14017 (scalarize_parms): Likewise.
14018 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
14019 (dsa_named_for): Likewise.
14020 * tree-ssa-structalias.c (update_alias_info): Likewise.
14021 (merge_smts_into): Likewise.
14023 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14026 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
14027 * c-opts.c (c_common_handle_option): Wall enables
14028 Wvolatile-register-var.
14029 * common.opt: Move Wvolatile-register-var to...
14032 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14034 * common.opt (Wlarger-than=): New.
14035 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
14037 * opts.c (common_handle_option): Handle -Wlarger-than=.
14038 * optc-gen.awk: Likewise.
14039 * opth-gen.awk: Likewise.
14040 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
14041 * tree-optimize.c (tree_rest_of_compilation): Likewise.
14043 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14045 * c-common.c (match_case_to_enum_1): Add appropriate
14046 OPT_W* parameter to warning.
14047 (c_do_switch_warnings): Likewise.
14048 * c-typeck.c (warning_init): Add one more parameter following
14049 'warning' function.
14050 (push_init_level): Update call to warning_init.
14051 (pop_init_level): Likewise.
14052 (add_pending_init): Likewise.
14053 (output_init_element: Likewise.
14055 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14058 * toplev.c (toplev_main): If there are warnings or error, print
14059 errors for ignored options.
14060 * opts.c (ignored_options): New static variable.
14061 (postpone_unknown_option_error): New.
14062 (print_ignored_options): New.
14063 (handle_option): Postpone errors for unknown -Wno-* options.
14064 * opts.h (print_ignored_options): Declare.
14066 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
14068 * config/mips/mips.md (loadgp_blockage, blockage): Change type
14071 2008-02-25 Richard Guenther <rguenther@suse.de>
14074 2008-02-25 Richard Guenther <rguenther@suse.de>
14076 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
14077 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
14078 (lookup_decl_from_uid): Declare.
14079 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
14080 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
14081 (decl_for_uid_map): New global hashtable mapping DECL_UID
14083 (init_ttree): Allocate it.
14084 (insert_decl_to_uid_decl_map): New helper function.
14085 (make_node_stat): Insert new decls into the map.
14086 (copy_node_stat): Likewise.
14087 (lookup_decl_from_uid): New function.
14088 (print_decl_for_uid_map_statistics): New helper.
14089 (dump_tree_statistics): Call it.
14091 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
14092 (referenced_var_iterator): Adjust.
14093 (FOR_EACH_REFERENCED_VAR): Adjust.
14094 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
14095 (num_referenced_vars): Adjust.
14096 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
14097 (first_referenced_var): Remove.
14098 (end_referenced_vars_p): Likewise.
14099 (next_referenced_var): Likewise.
14100 (referenced_var_iterator_set): New helper function.
14101 * tree-dfa.c (referenced_var_lookup): Adjust.
14102 (referenced_var_check_and_insert): Likewise.
14103 (remove_referenced_var): Likewise.
14104 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
14105 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14106 (verify_call_clobbering): Likewise.
14107 (verify_memory_partitions): Likewise.
14108 (init_tree_ssa): Allocate bitmap instead of hashtable for
14110 (delete_tree_ssa): Adjust.
14111 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
14112 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14113 (compute_tag_properties): Likewise.
14114 (set_initial_properties): Likewise.
14115 (find_partition_for): Likewise.
14116 (update_reference_counts): Likewise.
14117 (dump_may_aliases_for): Likewise.
14118 * tree-ssa-operands.c (add_virtual_operand): Likewise.
14119 (add_call_clobber_ops): Likewise.
14120 (add_call_read_ops): Likewise.
14121 (get_asm_expr_operands): Likewise.
14122 * tree-into-ssa.c (dump_decl_set): Likewise.
14123 (update_ssa): Likewise.
14124 * tree-sra.c (scan_function): Likewise.
14125 (decide_instantiations): Likewise.
14126 (scalarize_parms): Likewise.
14127 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
14128 (dsa_named_for): Likewise.
14129 * tree-ssa-structalias.c (update_alias_info): Likewise.
14130 (merge_smts_into): Likewise.
14132 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
14135 * doc/invoke.texi (-fcx-limited-range): Document new option.
14136 * toplev.c (process_options): Handle -fcx-fortran-rules.
14137 * common.opt: Add documentation for -fcx-fortran-rules.
14139 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
14142 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
14143 actual behaviour and C99.
14145 2008-02-26 Ben Elliston <bje@au.ibm.com>
14147 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
14148 (ASM_CPU_POWER6_SPEC): Likewise.
14149 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
14150 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
14151 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
14153 2008-02-25 Richard Guenther <rguenther@suse.de>
14155 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
14156 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
14157 (lookup_decl_from_uid): Declare.
14158 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
14159 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
14160 (decl_for_uid_map): New global hashtable mapping DECL_UID
14162 (init_ttree): Allocate it.
14163 (insert_decl_to_uid_decl_map): New helper function.
14164 (make_node_stat): Insert new decls into the map.
14165 (copy_node_stat): Likewise.
14166 (lookup_decl_from_uid): New function.
14167 (print_decl_for_uid_map_statistics): New helper.
14168 (dump_tree_statistics): Call it.
14170 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
14171 (referenced_var_iterator): Adjust.
14172 (FOR_EACH_REFERENCED_VAR): Adjust.
14173 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
14174 (num_referenced_vars): Adjust.
14175 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
14176 (first_referenced_var): Remove.
14177 (end_referenced_vars_p): Likewise.
14178 (next_referenced_var): Likewise.
14179 (referenced_var_iterator_set): New helper function.
14180 * tree-dfa.c (referenced_var_lookup): Adjust.
14181 (referenced_var_check_and_insert): Likewise.
14182 (remove_referenced_var): Likewise.
14183 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
14184 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14185 (verify_call_clobbering): Likewise.
14186 (verify_memory_partitions): Likewise.
14187 (init_tree_ssa): Allocate bitmap instead of hashtable for
14189 (delete_tree_ssa): Adjust.
14190 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
14191 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
14192 (compute_tag_properties): Likewise.
14193 (set_initial_properties): Likewise.
14194 (find_partition_for): Likewise.
14195 (update_reference_counts): Likewise.
14196 (dump_may_aliases_for): Likewise.
14197 * tree-ssa-operands.c (add_virtual_operand): Likewise.
14198 (add_call_clobber_ops): Likewise.
14199 (add_call_read_ops): Likewise.
14200 (get_asm_expr_operands): Likewise.
14201 * tree-into-ssa.c (dump_decl_set): Likewise.
14202 (update_ssa): Likewise.
14203 * tree-sra.c (scan_function): Likewise.
14204 (decide_instantiations): Likewise.
14205 (scalarize_parms): Likewise.
14206 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
14207 (dsa_named_for): Likewise.
14208 * tree-ssa-structalias.c (update_alias_info): Likewise.
14209 (merge_smts_into): Likewise.
14211 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
14214 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
14215 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
14216 * alias.h (nonoverlapping_memrefs_p): Likewise.
14218 2008-02-25 Jan Beulich <jbeulich@novell.com>
14220 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
14221 * config/i386/netware-libgcc.exp: Add __bswap?i2,
14222 __emultls_get_address, __emultls_register_common,
14223 __floatundi?f, and _Unwind_GetIPInfo.
14224 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
14225 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
14226 (gen_regparm_prefix): Likewise.
14227 (i386_nlm_encode_section_info): Sync with
14228 config/i386/winnt.c:i386_pe_encode_section_info().
14229 (i386_nlm_maybe_mangle_decl_assembler_name): New.
14230 i386_nlm_mangle_decl_assembler_name): New.
14231 (netware_override_options): New.
14232 * config/i386/netware.h (netware_override_options): Declare.
14233 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
14234 (i386_nlm_mangle_decl_assembler_name): Declare.
14235 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
14237 2008-02-25 Ben Elliston <bje@au.ibm.com>
14240 * c-decl.c (grokdeclarator): Remove unused local variables
14241 `typedef_type' and `type_as_written'.
14243 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
14244 unused local variable `has_hot_blocks'.
14245 (fix_crossing_conditional_branches): Remove unused local variable
14248 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
14250 PR middle-end/19984
14251 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
14252 using DEF_C99_BUILTIN.
14253 (BUILT_IN_NANF): Ditto.
14254 (BUILT_IN_NANL): Ditto.
14256 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
14257 Revital Eres <eres@il.ibm.com>
14259 * modulo-sched.c (calculate_must_precede_follow): Address TODO
14260 regarding the order of two dependent insns in the same row.
14262 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
14264 * stor-layout.c (layout_decl): Do not bump the alignment of a
14265 bit-field to more than byte alignment if it is packed.
14267 2008-02-24 David Edelsohn <edelsohn@gnu.org>
14269 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
14272 2008-02-24 Diego Novillo <dnovillo@google.com>
14274 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
14277 * tree-vrp.c (vrp_evaluate_conditional): With
14278 -Wtype-limits, emit a warning when comparing against a
14279 constant outside the natural range of OP0's type.
14280 * c.opt (Wtype-limits): Move ...
14281 * common.opt (Wtype-limits): ... here.
14283 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
14285 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
14286 * config/rs6000/e300c2c3.md: New file.
14287 * config/rs6000/rs6000.c (processor_costs): Add new costs for
14289 (rs6000_override_options): Add e300c2 and e300c3 cases to
14290 processor_target_table. Do not allow usage of Altivec or Spe
14291 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
14292 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
14293 * config/rs6000/rs6000.h (processor_type): Add
14294 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
14295 (ASM_CPU_SPEC): Add e300c2 and e300c3.
14296 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
14297 and ppce300c3. Include e300c2c3.md.
14299 2008-02-23 David Edelsohn <edelsohn@gnu.org>
14301 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
14302 instead of TARGET_STRICT_ALIGN.
14304 2008-02-23 Joseph Myers <joseph@codesourcery.com>
14306 * explow.c (memory_address): Assert that the generated address is
14309 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
14312 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
14313 * config/darwin-ppc-ldouble-patch.def: New file.
14314 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
14315 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
14316 SUBTARGET_INIT_BUILTINS if defined.
14317 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
14320 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
14323 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
14324 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
14326 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
14329 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
14330 file" warning condtional on -Winvalid-PCH.
14332 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
14334 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
14336 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
14340 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
14341 prevent reload from using MMX registers.
14342 (*mov<mode>_internal): Ditto.
14343 (*movv2sf_internal_rex64): Ditto.
14344 (*movv2sf_internal): Ditto.
14346 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14348 PR documentation/31569
14349 * doc/install.texi2html: Use makeinfo --no-number-sections.
14351 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
14353 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
14354 ensure that we can address an entire entity > 8 bytes. Don't
14355 generate reg+reg addressing for such data.
14357 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
14359 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
14360 strings when optimizing for size, unless the target cares about
14363 2008-02-22 Tom Tromey <tromey@redhat.com>
14365 * regclass.c (current_pass): Remove declaration.
14367 2008-02-22 Anatoly Sokolov <aesok@post.ru>
14369 * config/avr/libgcc.S (__RAMPZ__): Define.
14370 (__do_copy_data): Add for devices with 128KB code memory.
14372 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
14374 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
14376 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
14378 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
14380 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
14383 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14386 * c-typeck.c (build_binary_op): Warn about floating point
14387 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
14389 2008-02-21 Janis Johnson <janis187@us.ibm.com>
14392 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
14393 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
14395 (rs6000_override_options): Set altivec_abi as default, not override,
14396 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
14397 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
14398 is used; use new member spe_abi.
14399 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
14400 spe_abi and altivec_abi.
14402 2008-02-22 Tomas Bily <tbily@suse.cz>
14404 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
14406 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14409 * config.build (build_file_translate): Set to `CMD //c' only if
14411 * Makefile.in (build_file_translate): Improve comment.
14413 2008-02-21 Jan Hubicka <jh@suse.cz>
14415 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
14416 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
14417 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
14419 2008-02-21 Michael Matz <matz@suse.de>
14422 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
14424 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
14426 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
14427 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
14428 as insn constraint.
14429 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
14430 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
14431 SSE_VEC_FLOAT_MODE_P as insn constraint.
14432 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
14433 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
14434 sse4a_movntdf using MODEF mode iterator.
14435 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
14436 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
14437 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
14438 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
14439 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
14440 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
14441 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
14443 2008-02-21 Richard Guenther <rguenther@suse.de>
14445 * tree.def (PAREN_EXPR): New tree code.
14446 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
14448 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
14449 * expr.c (expand_expr_real_1): Likewise.
14450 * tree-inline.c (estimate_num_insns_1): Likewise.
14451 * tree-complex.c (expand_complex_move): Likewise.
14452 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
14455 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
14458 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
14460 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
14463 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
14465 * config/sh/sh.c (find_barrier): Don't go past
14466 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
14468 2008-02-20 DJ Delorie <dj@redhat.com>
14470 * config/h8300/h8300.md (insv): Force source operand to be a register.
14472 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
14473 as a jump, not as a plain insn.
14475 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
14477 * doc/invoke.texi (Warning Options): Add new option
14478 -Wframe-larger-than=.
14479 (-Wframe-larger-than): Document.
14481 * flags.h (warn_frame_larger_than, frame_larger_than_size):
14482 Add declarations for new option variables.
14484 * final.c (final_start_function): Check the frame size
14485 before emission and issue a Wframe-larger-than warning.
14487 * opts.c (warn_frame_larger_than, frame_larger_than_size):
14488 Add definitions for new option variables.
14489 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
14491 * common.opt (Wframe-larger-than=): New option.
14493 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
14495 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
14496 (<sse>_div<mode>3): Ditto.
14497 (<sse>_vmdiv<mode>3): Ditto.
14498 (<sse>_vmsqrt<mode>2): Ditto.
14499 (*smax<mode>3): Ditto.
14500 (sse5_frcz<mode>2): Ditto.
14501 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
14502 as insn constraint.
14504 2008-02-20 Richard Guenther <rguenther@suse.de>
14506 PR middle-end/35265
14507 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
14508 be happy with INTEGRAL_TYPE_P.
14510 2008-02-20 Richard Guenther <rguenther@suse.de>
14512 * fold-const.c (split_tree): Associate floatig-point expressions
14513 if flag_associative_math is set.
14515 2008-02-20 Richard Guenther <rguenther@suse.de>
14517 * tree.h (fold_real_zero_addition_p): Declare.
14518 * fold-const.c (fold_real_zero_addition_p): Export.
14519 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
14520 floating-point operations with zero and one.
14522 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
14524 * doc/install.texi: Correct references to CFLAGS, replacing them
14525 with BOOT_CFLAGS. Document flags used during bootstrap for
14528 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
14530 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
14531 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
14532 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
14534 (smin<mode>3): Ditto from similar patterns.
14535 (smax<mode>3): Ditto.
14536 (*ieee_smin<mode>3): Ditto.
14537 (*ieee_smax<mode>3): Ditto.
14538 * config/i386/sse.md (sse): New mode attribute.
14539 (mov<mode>): Macroize expander from movv4sf and movv2df using
14540 SSEMODEF2P mode iterator.
14541 (<sse>_movnt<mode>): Ditto from similar patterns. Use
14542 SSE_VEC_FLOAT_MODE_P as insn constraint.
14543 (storent<mode>): Ditto.
14544 (storent<mode>): Macroize expander from storentsf and storentdf using
14545 MODEF mode iterator.
14546 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
14547 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
14548 (abs<mode>2): Ditto from similar patterns.
14549 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
14550 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
14551 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
14552 (<sse>_vmsqrt<mode>2): Ditto.
14553 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
14554 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
14555 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
14556 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
14557 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
14558 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
14559 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
14561 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
14562 iterator and SSE_FLOAT_MODE_P as insn constraint.
14563 (<sse>_ucomi): Ditto from similar patterns.
14564 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
14565 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
14566 SSE_VEC_FLOAT_MODE_P as insn constraint.
14567 (vcond<mode>): Ditto from similar patterns.
14568 (and<mode>3, *and<mode>3): Ditto.
14569 (<sse>_nand<mode>3): Ditto.
14570 (ior<mode>3, *ior<mode>3): Ditto.
14571 (xor<mode>3, *xor<mode>3): Ditto.
14572 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
14573 iterator and SSE_FLOAT_MODE_P as insn constraint.
14574 (*nand<mode>3): Ditto from similar patterns.
14575 (*ior<mode>3): Ditto.
14576 (*xor<mode>3): Ditto.
14578 2008-02-20 Ira Rosen <irar@il.ibm.com>
14580 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
14581 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
14582 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
14584 2008-02-19 Jan Hubicka <jh@suse.cz>
14586 * predict.c (tree_bb_level_predictions): Remove variable next
14587 mistakely introduced by previous commit.
14589 2008-02-19 Jan Hubicka <jh@suse.cz>
14591 * predict.c (predict_paths_leading_to): Rewrite.
14592 (predict_paths_for_bb): New.
14593 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
14595 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14598 * Makefile.in (build_file_translate): New.
14599 (gcc-vers.texi): Use it for translating $(abs_srcdir).
14600 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
14601 * configure.ac (build_file_translate): Substitute it.
14602 * configure: Regenerate.
14604 2008-02-19 Jan Hubicka <jh@suse.cz>
14606 PR rtl-optimization/34408
14607 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
14610 2008-02-19 Jan Hubicka <jh@suse.cz>
14612 PR middle-end/28779
14613 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
14616 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
14619 * config/i386/i386-modes.def: Revert the last DI alignment
14620 change until Ada people can look into it.
14622 2008-02-19 Nick Clifton <nickc@redhat.com>
14624 * opts.c (print_specific_help): Fix typo in --help text.
14626 2008-02-19 Jakub Jelinek <jakub@redhat.com>
14629 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
14630 32-bit inline asm without asm alternatives for host GCC < 3.0.
14632 2008-02-19 Richard Guenther <rguenther@suse.de>
14634 PR tree-optimization/34989
14635 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
14636 Allow propagation to INDIRECT_REF if we can simplify only.
14638 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14640 * c-common.c (warn_for_collisions_1): Use appropriate option when
14643 2008-02-19 Nick Clifton <nickc@redhat.com>
14646 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
14647 (handle_options): Fix indentation.
14648 (print_filtered_help): If no language-specific options were
14649 displayed tell the user how to list all the options supported by
14650 the language's front-end.
14651 (print_specific_help): Fix indentation and remove duplicate line.
14652 (common_handle_option): Handle the -v option.
14653 For --help enable the display of undocumented options if the -v
14654 switch has been included on the command line.
14655 For --help= check for overlaps in the arguments between the option
14656 classes and the language names and issue a warning when they
14657 cannot be disambiguated.
14658 * c.opt (v): Pass on to the common option handler.
14660 2008-02-19 Revital Eres <eres@il.ibm.com>
14662 * modulo-sched.c (sms_schedule): Change dump message when
14663 create_ddg function fails.
14664 (try_scheduling_node_in_cycle): Rename row to cycle.
14665 (print_partial_schedule): Rename CYCLE to ROW.
14667 2008-02-19 Christian Bruel <christian.bruel@st.com>
14668 Zdenek Dvorak <ook@ucw.cz>
14670 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
14672 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
14675 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
14676 (*x86_movdicc_0_m1_se): Ditto.
14678 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
14680 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
14681 (CMPtype): Define as __gcc_CMPtype.
14682 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
14683 (CMPtype): Define as __gcc_CMPtype.
14685 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
14687 Support valgrind 3.3 for --enable-checking=valgrind.
14688 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
14690 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
14691 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
14692 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
14693 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
14694 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
14695 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
14696 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
14698 * ggc-zone.c: Similar.
14699 * ggc-page.c: Similar.
14701 2008-02-19 Paul Brook <paul@codesourcery.com>
14704 * config/arm/ieee754-df.S: Fix do_it typo.
14705 * config/arm/ieee754-sf.S: Fix do_it typo.
14707 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
14710 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
14711 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
14712 (OPTION_MASK_ISA_SSE_SET): Likewise.
14713 (OPTION_MASK_ISA_SSE2_SET): Likewise.
14714 (OPTION_MASK_ISA_SSE3_SET): Likewise.
14715 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
14716 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
14717 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
14718 (OPTION_MASK_ISA_SSE4_SET): Likewise.
14719 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
14720 (OPTION_MASK_ISA_SSE5_SET): Likewise.
14721 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
14722 (OPTION_MASK_ISA_MMX_UNSET): Updated.
14723 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
14724 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
14725 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
14726 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
14727 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
14728 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
14729 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
14730 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
14731 (OPTION_MASK_ISA_SSE4): Removed.
14732 (ix86_handle_option): Turn on bits in ix86_isa_flags and
14733 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
14734 (override_options): Don't turn on implied SSE/MMX bits in
14737 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
14739 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
14742 2008-02-18 Joey Ye <joey.ye@intel.com>
14744 PR middle-end/34921
14745 * tree-nested.c (insert_field_into_struct): Set type alignment
14746 to field alignment if the former is less than the latter.
14748 2008-02-18 Jakub Jelinek <jakub@redhat.com>
14750 * BASE-VER: Set to 4.4.0.
14752 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14754 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
14755 * doc/cfg.texi: Likewise.
14756 * doc/extend.texi: Likewise.
14757 * doc/gty.texi: Likewise.
14758 * doc/invoke.texi: Likewise.
14759 * doc/loop.texi: Likewise.
14760 * doc/md.texi: Likewise.
14761 * doc/passes.texi: Likewise.
14762 * doc/rtl.texi: Likewise.
14763 * doc/sourcebuild.texi: Likewise.
14764 * doc/tm.texi: Likewise.
14765 * doc/tree-ssa.texi: Likewise.
14767 2008-02-17 Richard Guenther <rguenther@suse.de>
14769 PR middle-end/35227
14770 * tree-complex.c (init_parameter_lattice_values): Handle parameters
14771 without default definition.
14773 2008-02-17 Richard Guenther <rguenther@suse.de>
14775 PR tree-optimization/35231
14776 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
14779 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
14782 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
14783 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
14784 libgcc_cmp_return mode.
14786 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14789 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
14791 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
14793 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
14796 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14798 * doc/c-tree.texi: Use `@.' where appropriate.
14799 * doc/extend.texi: Likewise.
14800 * doc/install.texi: Likewise.
14801 * doc/invoke.texi: Likewise.
14802 * doc/loop.texi: Likewise.
14803 * doc/makefile.texi: Likewise.
14804 * doc/md.texi: Likewise.
14805 * doc/passes.texi: Likewise.
14806 * doc/standards.texi: Likewise.
14807 * doc/tm.texi: Likewise.
14809 2008-02-15 Jakub Jelinek <jakub@redhat.com>
14811 PR middle-end/35196
14812 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
14814 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
14815 rather than in entry_bb.
14817 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
14819 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
14820 libgcc_cmp_return mode.
14822 2008-02-15 Jakub Jelinek <jakub@redhat.com>
14824 PR middle-end/35130
14825 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
14826 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
14828 2008-02-15 Richard Guenther <rguenther@suse.de>
14829 Zdenek Dvorak <ook@ucw.cz>
14831 PR tree-optimization/35164
14832 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
14833 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
14834 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
14835 Only propagate addresses which do not have abnormal SSA_NAMEs
14838 2008-02-15 Joseph Myers <joseph@codesourcery.com>
14841 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
14843 2008-02-15 Jan Hubicka <jh@suse.cz>
14845 PR middle-end/35149
14846 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
14848 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
14850 PR middle-end/34621
14851 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
14852 when calculating alignment_pad.
14854 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
14856 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
14857 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
14858 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
14859 and STACK_BOUNDARY define.
14861 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
14863 PR preprocessor/35061
14864 * c-pragma.c (handle_pragma_pop_macro): Check that
14865 pushed_macro_table has been allocated.
14867 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
14869 PR middle-end/35136
14870 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
14871 (force_gimple_operand): Likewise.
14872 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
14873 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
14874 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
14875 (find_interesting_uses_address): Check addressability and alignment
14876 of the base expression only after substituting bases of IVs into it.
14878 2008-02-14 Michael Matz <matz@suse.de>
14881 * function.c (instantiate_virtual_regs_in_insn): Reload address
14882 before falling back to reloading the whole operand.
14884 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
14886 * config/s390/s390.c (s390_mainpool_start): Emit the pool
14887 before the first section switch note.
14889 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14891 * doc/bugreport.texi: Update copyright years.
14892 * doc/c-tree.texi: Likewise.
14893 * doc/cfg.texi: Likewise.
14894 * doc/cpp.texi: Likewise.
14895 * doc/cppinternals.texi: Likewise.
14896 * doc/fragments.texi: Likewise.
14897 * doc/frontends.texi: Likewise.
14898 * doc/gcc.texi: Likewise.
14899 * doc/gty.texi: Likewise.
14900 * doc/hostconfig.texi: Likewise.
14901 * doc/implement-c.texi: Likewise.
14902 * doc/libgcc.texi: Likewise.
14903 * doc/loop.texi: Likewise.
14904 * doc/makefile.texi: Likewise.
14905 * doc/options.texi: Likewise.
14906 * doc/passes.texi: Likewise.
14907 * doc/rtl.texi: Likewise.
14908 * doc/sourcebuild.texi: Likewise.
14909 * doc/standards.texi: Likewise.
14910 * doc/tree-ssa.texi: Likewise.
14911 * doc/trouble.texi: Likewise.
14913 * doc/extend.texi: Use @: or add comma where appropriate.
14914 * doc/invoke.texi: Likewise.
14915 * doc/tm.texi: Likewise.
14917 2008-02-14 Alan Modra <amodra@bigpond.net.au>
14920 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
14923 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
14925 * doc/md.texi (clz, ctz): Add reference.
14926 * doc/rtl.texi (clz, ctz): Likewise.
14928 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14931 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
14934 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
14936 * config/s390/s390.c (struct constant_pool): New field
14937 emit_pool_after added.
14938 (s390_mainpool_start): Set the emit_pool_after flag according
14939 to the section switch notes.
14940 (s390_mainpool_finish): Consider emit_pool_after when emitting
14941 the literal pool at the end of the function.
14942 (s390_chunkify_start): Force literal pool splits at section
14945 2008-02-13 Michael Matz <matz@suse.de>
14948 * var-tracking.c (clobber_variable_part): Correctly traverse the
14951 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14954 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
14955 Add -fdump-ipa-inline.
14956 * tree-dump.c (dump_files): Remove tree-inlined dump.
14957 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
14959 2008-02-12 Richard Guenther <rguenther@suse.de>
14961 PR tree-optimization/35171
14962 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
14965 2008-02-12 Richard Guenther <rguenther@suse.de>
14967 PR middle-end/35163
14968 * fold-const.c (fold_widened_comparison): Use get_unwidened in
14969 value-preserving mode. Disallow final truncation.
14971 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
14973 PR middle-end/35136
14974 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
14975 code from here to...
14976 (force_gimple_operand): ...here.
14978 2008-02-12 Jakub Jelinek <jakub@redhat.com>
14981 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
14982 non-compatible pointers.
14983 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
14984 different FIELD_DECLs, try harder by comparing field offsets, sizes
14987 PR inline-asm/35160
14988 * function.c (match_asm_constraints_1): Don't replace the same input
14991 2008-02-12 Anatoly Sokolov <aesok@post.ru>
14993 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
14994 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
14995 (expand_epilogue): Restore RAMPZ register.
14996 * config/avr/avr.md (RAMPZ_ADDR): New constant.
14998 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
15000 * config/i386/cygwin.asm: (__alloca): Correct calling
15001 convention and alignment.
15002 (__chkstk): Force 8 byte stack alignment.
15004 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
15005 Richard Guenther <rguenther@suse.de>
15007 PR tree-optimization/33992
15008 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
15009 the zero we compare against.
15011 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
15013 PR libfortran/35063
15014 * gthr-win32.h (__gthread_mutex_destroy_function): New function
15015 to CloseHandle after unlocking to prevent accumulation of handle
15018 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15020 PR middle_end/34150
15021 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
15022 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
15023 and update LABEL_NUSES during and after reload.
15025 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
15027 PR middle-end/34627
15028 * combine.c (simplify_if_then_else): Make sure the comparison is
15029 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
15031 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
15034 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
15035 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
15036 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
15037 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
15038 * tree.h (get_type_static_bounds): Likewise.
15040 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15042 * doc/invoke.texi (Option Summary, C++ Dialect Options)
15043 (Objective-C and Objective-C++ Dialect Options, Warning Options):
15044 Make -Wfoo language annotations match what the compiler outputs.
15046 2008-02-08 Sa Liu <saliu@de.ibm.com>
15048 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
15049 intrinsics spu_convts, spu_convtu, spu_convtf.
15051 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
15053 * doc/extend.texi (Function Attributes) <noinline>: Mention
15054 asm ("") as method to keep calls.
15056 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15059 * doc/options.texi (Options): Replace references to opts.sh with
15061 * opts-common.c: Likewise.
15062 * optc-gen.awk: Likewise.
15064 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
15066 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
15068 2008-02-07 Richard Henderson <rth@redhat.com>
15071 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
15072 EXPR_LIST for the REG_EQUAL instead of a comparison with a
15075 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
15077 PR tree-optimization/35085
15078 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
15079 for operand entry oe2 in addition to operand entry oe3 in order to
15080 expose more opportunities for vectorizer sum reduction.
15082 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15085 * Makefile.in (LIBS): Remove $(GMPLIBS).
15086 (cc1-dummy, cc1): Add $(GMPLIBS).
15088 2008-02-06 Jan Hubicka <jh@suse.cz>
15091 * i386.md (moddf_integer): Do not produce partial memory stalls for
15092 targets where it hurts.
15094 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
15097 * optabs.c (expand_float): Do not check for decimal modes when
15098 expanding unsigned integer through signed conversion.
15100 2008-02-06 Nick Clifton <nickc@redhat.com>
15102 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
15103 inside the clobber with a match_operand and duplicated operand
15104 number in the constraint.
15105 (ineqbranchsi): Delete redundant comment.
15107 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
15109 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
15110 builtin_define ("__USE_INIT_FINI__").
15111 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
15113 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
15115 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15117 PR documentation/30330
15118 * doc/invoke.texi (C++ Dialect Options)
15119 (Objective-C and Objective-C++ Dialect Options, Warning Options):
15120 For each warning option -Wfoo that allows -Wno-foo, ensure both
15121 -Wfoo and -Wno-foo are listed in the option index. Fix index
15122 entry of -Wswitch-default, index -Wnormalized= including the
15123 `=', and -Wlarger-than-@var{len} including @var{len}.
15125 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
15127 * config/i386/i386.md (floatunssisf2): Use
15128 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
15129 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
15130 Macroize expander using MODEF mode iterator.
15132 2008-02-05 Diego Novillo <dnovillo@google.com>
15134 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
15137 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
15139 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15142 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
15144 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
15147 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
15148 to indicate if a message should be generated.
15149 (init_cumulative_args): Updated.
15150 (function_value_32): Likewise.
15152 2008-02-05 Joseph Myers <joseph@codesourcery.com>
15154 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
15156 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
15159 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
15160 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
15162 2008-02-04 Diego Novillo <dnovillo@google.com>
15164 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
15167 * tree-vrp.c (vrp_evaluate_conditional): With
15168 -Wtype-limits, emit a warning when comparing against a
15169 constant outside the natural range of OP0's type.
15171 2008-02-04 Richard Guenther <rguenther@suse.de>
15173 PR middle-end/33631
15174 * expr.c (count_type_elements): Give for unions instead of
15177 2008-02-04 Richard Guenther <rguenther@suse.de>
15179 PR middle-end/35043
15180 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
15181 to TYPE_DOMAINs base type instead of using bitsizetype here.
15183 2008-02-03 Jason Merrill <jason@redhat.com>
15185 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
15187 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15190 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
15191 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
15192 (RS/6000 and PowerPC Options): Fix typos and markup.
15193 * doc/passes.texi (Tree-SSA passes): Likewise.
15195 2008-02-02 Michael Matz <matz@suse.de>
15198 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
15199 from record_last_reg_set_info.
15200 (record_last_reg_set_info): Take an RTX argument, iterate over all
15201 constituent hardregs.
15202 (record_last_set_info, record_opr_changes): Change calls to
15203 new signature or to record_last_reg_set_info_regno.
15205 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
15207 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
15209 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
15211 PR rtl-optimization/34773
15212 * reg-notes.def (EQUAL): Mention significance of combination of
15213 REG_EQUAL and REG_RETVAL.
15214 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
15215 insn that has a REG_RETVAL.
15217 2008-02-01 Roger Sayle <roger@eyesopen.com>
15220 * configure.ac (--enable-fixed-point): Disable unless explicitly
15222 * configure: Regenerate.
15224 2008-02-01 Richard Guenther <rguenther@suse.de>
15227 * invoke.texi (-finline-limit): Remove no longer true parts
15228 of the documentation. Note that there is no default value.
15230 2008-02-01 Andrew Pinski <pinskia@gmail.com>
15231 Mark Mitchell <mark@codesourcery.com>
15232 Ben Elliston <bje@au.ibm.com>
15235 * doc/extend.texi (Other Builtins): Document.
15237 2008-01-31 Tom Browder <tom.browder@gmail.com>
15239 * doc/c-tree.texi (Types): Fix grammar.
15240 (Expression trees): Ditto.
15241 * doc/passes.texi (Tree-SSA passes): Ditto.
15243 * doc/configterms.texi (Configure Terms): Fix typo.
15244 * doc/cpp.texi (Common Predefined Macros): Ditto.
15245 * doc/md.texi (Machine Constraints): Ditto.
15247 * doc/makefile.texi (Makefile): Add comma.
15249 2008-01-31 Tom Browder <tom.browder@gmail.com>
15250 Gerald Pfeifer <gerald@pfeifer.com>
15252 * doc/sourcebuild.texi (Front End): Remove references to CVS
15253 and CVSROOT/modules.
15254 (Texinfo Manuals): Replace reference to CVS by one to SVN.
15255 (Back End): Remove reference to CVS.
15257 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
15260 * config/mips/mips.c (gen_load_const_gp): New function, taking a
15262 (mips16_gp_pseudo_reg): ...here.
15263 * config/mips/mips.md (load_const_gp): Replace with...
15264 (load_const_gp_<mode>): ...this :P-based insn.
15266 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15268 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
15269 options. Minor fixes.
15270 (-std): Move reference to standards closer to where language
15271 standards are first mentioned.
15273 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
15275 PR rtl-optimization/34995
15276 * reload.c (alternative_allows_const_pool_ref): Take an rtx
15277 parameter and return a bool. If the rtx parameter is nonnull,
15278 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
15279 (find_reloads): Update call accordingly. Pass the new operand
15280 if it needed no address reloads, otherwise pass null.
15282 2008-01-30 Richard Henderson <rth@redhat.com>
15285 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
15286 for unbounded arrays.
15288 2008-01-30 Silvius Rus <rus@google.com>
15290 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
15292 2008-01-30 Jan Hubicka <jh@suse.cz>
15295 * i386.c (init_cumulative_args): Use real function declaration when
15298 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
15300 PR rtl-optimization/34998
15301 * global.c (build_insn_chain): Treat non-subreg_lowpart
15302 SUBREGs of pseudos as clobbering all the words covered by the
15303 SUBREG, not just all the bytes.
15304 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
15305 original df_ref rather than an extract parameter.
15306 (global_conflicts): Update call accordingly.
15308 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
15310 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
15311 the overflow check to make it easier to read.
15312 (__fixtfdi): Change the type of the ll member in union
15313 long_double to UDItype_x.
15315 2008-01-30 Jakub Jelinek <jakub@redhat.com>
15317 PR middle-end/34969
15318 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
15319 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
15320 * tree-inline.c (fold_marked_statements): Call
15321 cgraph_update_edges_for_call_stmt if folding a call statement.
15322 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
15323 debug_generic_stmt calls, reset it back afterwards.
15326 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
15328 * c-typeck.c (build_external_ref): Don't pedwarn about
15329 static vars in current function's scope.
15331 2008-01-29 Joseph Myers <joseph@codesourcery.com>
15333 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
15335 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
15338 * ipa-struct-reorg.c: Fix spelling.
15339 * params.def: Ditto.
15341 2008-01-29 Richard Guenther <rguenther@suse.de>
15343 PR middle-end/35006
15344 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
15346 * tree-inline.c (remap_type): Increment remapping_type_depth
15347 around remapping types.
15348 (copy_body_r): Only add referenced variables if they are referenced
15349 from code, not types.
15351 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
15362 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
15363 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
15365 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
15368 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
15369 pointer for tiny stack.
15371 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
15373 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
15375 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
15377 * config/vx-common.h: Fix typo in comment.
15379 2008-01-28 Ian Lance Taylor <iant@google.com>
15383 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
15384 coalesce pointers if they have different DECL_NO_TBAA_P values.
15385 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
15386 between variables with different DECL_NO_TBAA_P values.
15388 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
15391 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
15392 are not legitimate small data references on SPE targets.
15394 2008-01-28 David Daney <ddaney@avtrex.com>
15396 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
15398 2008-01-28 David Daney <ddaney@avtrex.com>
15400 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
15402 2008-01-27 Joseph Myers <joseph@codesourcery.com>
15404 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
15405 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
15406 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
15407 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
15408 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
15409 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
15410 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
15411 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
15413 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
15415 * basic-block.h (condjump_equiv_p): Fix comment.
15417 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
15419 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
15420 print_generic_stmt_indented): Fix comment.
15422 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
15424 * configure.ac (__stack_chk_fail): Add detecion for availability
15425 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
15426 * configure: Regenerate.
15428 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
15430 PR middle-end/34688
15431 * final.c (output_addr_const): Handle TRUNCATE.
15433 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
15436 * tree-ssa-loop-ivopts.c (comp_cost): New type.
15437 (zero_cost, infinite_cost): New constants.
15438 (struct cost_pair): Change type of cost to comp_cost.
15439 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
15440 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
15442 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
15443 split_address_cost, ptr_difference_cost, difference_cost,
15444 get_computation_cost_at, get_computation_cost,
15445 determine_use_iv_cost_generic, determine_use_iv_cost_address,
15446 determine_use_iv_cost_condition, determine_use_iv_costs,
15447 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
15448 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
15449 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
15450 Change type of cost to comp_cost.
15451 (determine_iv_cost): Increase cost of non-original ivs, instead
15452 of decreasing the cost of original ones.
15453 (get_address_cost): Indicate the complexity of the addressing mode
15455 (try_add_cand_for): Prefer using ivs not specific to some object.
15456 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
15458 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
15459 Janis Johnson <janis187@us.ibm.com>
15462 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
15463 (TARGET_INSTANTIATE_DECLS): Likewise.
15464 * target.h (expand_to_rtl_hook): New target hook.
15465 (instantiate_decls): Likewise.
15466 * function.c (instantiate_decl): Make non-static. Rename to...
15467 (instantiate_decl_rtl): ... this.
15468 (instantiate_expr): Use instantiate_decl_rtl.
15469 (instantiate_decls_1): Likewise.
15470 (instantiate_decls): Likewise.
15471 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
15472 * function.h (instantiate_decl_rtl): Add prototype.
15473 * cfgexpand.c (target.h): New include.
15474 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
15475 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
15476 (TARGET_INSTANTIATE_DECLS): Likewise.
15477 (TARGET_INITIALIZER): New target hooks added.
15478 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
15480 * config/rs6000/rs6000.c (tree-flow.h): New include.
15481 (machine_function): Add sdmode_stack_slot field.
15482 (rs6000_alloc_sdmode_stack_slot): New function.
15483 (rs6000_instantiate_decls): Likewise.
15484 (rs6000_secondary_memory_needed_rtx): Likewise.
15485 (rs6000_check_sdmode): Likewise.
15486 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
15487 (TARGET_INSTANTIATE_DECLS): Likewise.
15488 (rs6000_hard_regno_mode_ok): Allow SDmode.
15489 (num_insns_constant): Likewise. Handle _Decimal32 constants.
15490 (rs6000_emit_move): Handle SDmode.
15491 (function_arg_advance): Likewise.
15492 (function_arg): Likewise.
15493 (rs6000_gimplify_va_arg): Likewise. Add special handling of
15494 SDmode var args for 32-bit compiles.
15495 (rs6000_secondary_reload_class): Handle SDmode.
15496 (rs6000_output_function_epilogue): Likewise.
15497 (rs6000_function_value): Simplify if statement.
15498 (rs6000_libcall_value): Likewise.
15499 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
15500 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
15501 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
15502 (movsd_hardfloat): New define_insn.
15503 (movsd_softfloat): Likewise.
15504 (movsd_store): Likewise.
15505 (movsd_load): Likewise.
15506 (extendsddd2): Likewise.
15507 (extendsdtd2): Likewise.
15508 (truncddsd2): Likewise.
15509 (movdd_hardfloat64): Fixup comment.
15510 (UNSPEC_MOVSD_LOAD): New constant.
15511 (UNSPEC_MOVSD_STORE): Likewise.
15513 2008-01-26 Jakub Jelinek <jakub@redhat.com>
15516 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
15518 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
15519 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
15520 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
15521 and TRUTH_XOR_EXPR.
15523 2008-01-26 David Edelsohn <edelsohn@gnu.org>
15526 * config.gcc: Separate AIX 5.3 from AIX 6.1.
15527 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
15528 __LONGDOUBLE128 too.
15529 * config/rs6000/aix61.h: New file.
15531 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
15533 PR rtl-optimization/34959
15534 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
15535 popcount and parity rtxes the same mode as their operand.
15536 Truncate or extend the result to the return value's mode
15539 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
15542 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
15543 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
15544 to GOT_VERSION_REGNUM.
15545 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
15546 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
15547 * config/mips/mips.c (mips_emit_call_insn): New function.
15548 (mips_call_tls_get_addr): Call mips_expand_call directly.
15549 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
15551 (mips16_build_call_stub): Likewise. Return the call insn or null.
15552 (mips_expand_call): Update the call to mips16_build_call_stub
15553 accordingly and a remove redundant condition. Assert that MIPS16
15554 stubs do not use lazy binding. Use mips_emit_call_insn and return
15556 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
15558 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
15559 (mips_avoid_hazard): Remove hazard_set handling.
15560 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
15561 (UNSPEC_RESTORE_GP): ...this.
15562 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
15563 (FAKE_CALL_REGNO): Rename to...
15564 (GOT_VERSION_REGNUM): ...this.
15565 (type): Add "ghost" value. Add an associated insn reservation.
15566 (hazard_set): Remove.
15567 (exception_receiver): Rename to...
15568 (restore_gp): ...this and update the unspec identifier accordingly.
15569 (exception_receiver, nonlocal_got_receiver): New expanders.
15570 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
15571 FAKE_CALL_REGNO. Remove hazard_set attribute.
15572 (set_got_version, update_got_version): New patterns.
15574 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
15577 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
15579 2008-01-25 Joseph Myers <joseph@codesourcery.com>
15582 * doc/install.texi2html: Generate gcc-vers.texi.
15584 2008-01-25 DJ Delorie <dj@redhat.com>
15586 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
15588 2008-01-25 Joseph Myers <joseph@codesourcery.com>
15590 * config/c4x: Remove directory.
15591 * config.gcc (crx-*, mt-*): Mark obsolete.
15592 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
15593 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
15594 sh-*-rtemscoff*): Remove cases.
15595 * defaults.h (C4X_FLOAT_FORMAT): Remove.
15596 * real.c (encode_c4x_single, decode_c4x_single,
15597 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
15598 c4x_extended_format): Remove.
15599 * real.h (c4x_single_format, c4x_extended_format): Remove.
15600 * doc/extend.texi (interrupt, naked): Remove mention of attributes
15602 (Pragmas): Remove comment about c4x pragmas.
15603 * doc/install.texi (c4x): Remove target-specific instructions.
15604 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
15605 * doc/md.texi (Machine Constraints): Remove C4x documentation.
15606 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
15607 refer to C4x source files as examples.
15608 (C4X_FLOAT_FORMAT): Remove documentation.
15610 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
15612 * config/bfin/bfin.c (override_options): Reorder tests so that
15613 flag_pic gets enabled for -msep-data.
15615 2008-01-25 Richard Guenther <rguenther@suse.de>
15617 PR middle-end/32244
15618 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
15619 to its bitfield precision if required.
15621 2008-01-25 Jakub Jelinek <jakub@redhat.com>
15623 PR middle-end/33880
15624 * tree-nested.c (walk_omp_for): New function.
15625 (convert_nonlocal_reference, convert_local_reference): Call
15626 walk_omp_for on OMP_FOR.
15627 (convert_call_expr): Call walk_body on OMP_FOR's
15628 OMP_FOR_PRE_INIT_BODY.
15630 2008-01-25 Richard Guenther <rguenther@suse.de>
15632 PR tree-optimization/34966
15633 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
15634 default defs and PHI_NODEs we have to insert after the
15635 defining statement.
15637 2008-01-24 Nick Clifton <nickc@redhat.com>
15639 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
15640 Provide a default definition.
15641 (LIBGCC2_UNITS_PER_WORD): Likewise.
15643 * config/stormy16/stormy16.c: Include df.h for the prototype
15644 for df_regs_ever_live_p.
15645 (xstormy16_expand_builtin_va_start): Convert the stack offset
15646 into a component_ref and then use POINTER_PLUS_EXPR to add it
15647 to the incoming_virtual_args_rtx.
15648 (xstormy16_gimplify_va_arg_expr): Rename to
15649 xstormy16_gimplify_va_arg_expr.
15650 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
15651 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
15652 xstormy16_gimplify_va_arg_expr.
15653 Fix up some formatting issues.
15655 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
15656 Move to predicates.md.
15657 (xs_hi_general_operand): Likewise.
15658 (xs_hi_nonmemory_operand): Likewise.
15659 * config/stormy16/predicates.md:
15660 (xstormy16_carry_plus_operand): New predicate.
15661 (xs_hi_general_operand): New predicate.
15662 (xs_hi_nonmemory_operand): New predicate.
15663 * config/stormy16/stormy16-protos.h:
15664 (xstormy16_carry_plus_operand): Delete prototype.
15665 (xs_hi_general_operand): Likewise.
15666 (xs_hi_nonmemory_operand): Likewise.
15668 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
15669 modifiers as they are no longer needed and they can trigger
15670 reload spill failures.
15672 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
15673 with a match_operand in order to help reload.
15675 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
15676 constraint with 'e' for the 8th alternative as this version of
15677 the mov.w instruction only accepts the lower 8 registers.
15679 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
15682 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
15683 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
15686 2008-01-25 Jakub Jelinek <jakub@redhat.com>
15688 PR middle-end/33333
15689 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
15691 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
15693 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
15695 (remove_structure): Update allocations list before removing structure.
15697 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
15699 * ipa-struct-reorg.c (is_safe_cond_expr,
15700 create_new_stmts_for_cond_expr): Use integer_zerop function,
15701 that recognize not only zero-pointer, but zero-integer too.
15703 2008-01-25 Ben Elliston <bje@au.ibm.com>
15706 * fixproto: Escape "." in sed expression that strips leading "./".
15708 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
15711 * gcc.c (SWITCH_OK): Removed.
15712 (SWITCH_LIVE): Changed to bit.
15713 (SWITCH_FALSE): Likewise.
15714 (SWITCH_IGNORE): Likewise.
15715 (switchstr): Change live_cond to unsigned int.
15716 (process_command): Replace SWITCH_OK with 0.
15717 (do_self_spec): Likewise.
15718 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
15719 (give_switch): Likewise.
15720 (used_arg): Likewise.
15721 (do_spec_1): Set the SWITCH_IGNORE bit.
15722 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
15723 bits. Set the SWITCH_LIVE bit.
15725 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15727 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
15729 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
15731 PR tree-optimization/34472
15732 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
15733 parameter to a "bool *" and set *DATA to false if there is
15734 an unsafe access. Do not delete the structure here.
15735 (check_cond_exprs): Delete it here instead.
15736 (check_cond_exprs, exclude_cold_structs): Do not increase
15737 I when removing a structure.
15739 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
15742 * config/i386/i386.c (ix86_expand_vector_init): Consider only
15743 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
15745 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
15747 PR middle-end/34934
15748 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
15749 a fixed vector for stack.
15751 2008-01-24 Ben Elliston <bje@au.ibm.com>
15754 * doc/gcc.texi (Software development): Add a direntry for g++.
15756 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
15758 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
15759 stale and straggling -fforce-addr comments above.
15761 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
15763 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
15764 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
15766 2008-01-23 Michael Matz <matz@suse.de>
15769 * dwarf2out.c (force_type_die): Use modified_type_die instead of
15772 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
15774 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
15775 malloc result type.
15777 2008-01-23 Anatoly Sokolov <aesok@post.ru>
15779 * config/avr/avr.c (avr_current_arch): New variable.
15780 (avr_arch_types): Add 'avr31' and 'avr51' entries.
15781 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
15782 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
15783 (avr_override_options): Init 'avr_current_arch'.
15784 (base_arch_s): Move from here...
15785 * config/avr/avr.h (base_arch_s): ... here. Add new members
15786 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
15787 'mega' to 'have_jmp_call'.
15788 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
15789 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
15791 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
15793 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15794 MULTILIB_MATCHES): (Ditto.).
15796 2008-01-23 Richard Guenther <rguenther@suse.de>
15798 PR middle-end/31529
15799 * cgraphunit.c (cgraph_reset_node): Always mark the node
15800 not reachable if it is not queued already.
15802 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
15804 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
15805 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
15806 (cputype_selected): New static variable.
15807 (bfin_handle_option): Set it if -mcpu is used.
15808 (override_option): Select default set of workarounds if no cpu type
15809 selected on the command line.
15810 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
15812 From Michael Frysinger <michael.frysinger@analog.com>
15813 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
15814 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
15816 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
15817 for bf547, bf523, bf524, and bf526.
15818 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
15820 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
15821 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
15822 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
15823 __ADSPBF547__ and __ADSPBF54x__ for bf547.
15824 * doc/invoke.texi (Blackfin Options): Document that
15825 -mcpu now accept bf547, bf523, bf524, and bf526.
15827 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
15829 PR rtl-optimization/34628
15830 * combine.c (try_combine): Stop and undo after the first combination
15831 if an autoincrement side-effect on the first insn has effectively
15834 2008-01-22 David Edelsohn <edelsohn@gnu.org>
15837 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
15838 Offset addresses are not valid for Altivec or paired float modes.
15840 2008-01-22 Jakub Jelinek <jakub@redhat.com>
15843 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
15844 if DECL_INITIAL (decl) is error_mark_node.
15847 * c-common.c (handle_vector_size_attribute): Only allow
15848 integral, scalar float and fixed point types. Handle OFFSET_TYPE
15849 the same way as pointer, array etc. types.
15850 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
15853 * tree.c (build_type_attribute_qual_variant): Call
15854 build_qualified_type if attributes are equal, but quals are not.
15856 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15859 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
15860 * flags.h (warn_strict_aliasing): Remove.
15861 (warn_strict_overflow): Remove.
15862 * opts.c (warn_strict_aliasing): Remove.
15863 (warn_strict_overflow): Remove.
15864 * c-opts.c (c_common_handle_option): -Wall only sets
15865 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
15866 (c_common_post_options): Give default values to -Wstrict-aliasing
15867 and -Wstrict-overflow if they are uninitialized.
15868 * common.opt (Wstrict-aliasing): Specify Var and Init.
15869 (Wstrict-overflow): Likewise.
15871 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15873 PR rtl-optimization/26854
15874 PR rtl-optimization/34400
15875 PR rtl-optimization/34884
15876 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
15878 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
15879 (df_rd_bb_info.expanded_lr_out): Deleted
15880 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
15881 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
15882 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
15883 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
15884 Removed code to allocate, initialize or free expanded_lr_out.
15885 (df_rd_bb_local_compute_process_def): Restructured to make more
15887 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
15888 sets if the sets are being trimmed.
15890 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
15893 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
15894 (as_vers): Likewise.
15895 * configure: Regenerated.
15897 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15899 PR middle-end/33092
15900 * tree-pass.h (pass_build_alias): New pass.
15901 * tree-ssa-alias.c (gate_build_alias): New.
15902 (pass_build_alias): New.
15903 * passes.c (init_optimization_passes): Add pass_build_alias after
15904 pass_create_structure_vars.
15906 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
15908 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
15909 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
15910 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
15911 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
15912 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
15913 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
15914 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
15915 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
15916 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
15917 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
15918 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
15919 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
15920 * config/s390/s390.md (FP_ALL): New mode iterator.
15921 (_d): New mode attribute.
15922 ("*signbit<mode>2>"): Changed mode of first operand.
15923 ("isinf<mode>2"): Changed mode of first operand.
15924 ("*TDC_insn"): Adaptation for DFP modes.
15926 2008-01-22 Ben Elliston <bje@au.ibm.com>
15928 * tree.c (check_qualified_type): Improve function description.
15930 2008-01-21 Jason Merrill <jason@redhat.com>
15933 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
15934 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
15937 2008-01-21 DJ Delorie <dj@redhat.com>
15939 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
15942 2008-01-21 Richard Guenther <rguenther@suse.de>
15944 PR middle-end/34856
15945 * tree-cfg.c (verify_expr): Allow all invariant expressions
15946 instead of just constant class ones as reference argument.
15947 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
15948 like any other constant.
15949 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
15951 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
15953 * regmove.c (fixup_match_1): Update call crossed frequencies.
15955 2008-01-21 Richard Guenther <rguenther@suse.de>
15958 * tree-inline.c (setup_one_parameter): Deal with mismatched
15959 types using a VIEW_CONVERT_EXPR.
15961 2008-01-21 Alon Dayan <alond@il.ibm.com>
15962 Olga Golovanevsky <olga@il.ibm.com>
15964 PR tree-optimization/34701
15965 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
15966 when the structure size is not a power of 2.
15968 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
15970 * doc/install.texi: Add doc for --enable-checking=df.
15972 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
15974 PR rtl-optimization/34808
15975 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
15977 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
15979 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
15982 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15984 PR rtl-optimization/26854
15985 PR rtl-optimization/34400
15986 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
15988 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
15989 (df_rd_bb_info.expanded_lr_out): New.
15990 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
15991 * loop_iv.c (iv_analysis_loop_init): Ditto.
15992 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
15993 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
15994 Added code to allocate, initialize or free expanded_lr_out.
15995 (df_rd_bb_local_compute_process_def): Restructured to make
15996 more understandable.
15997 (df_rd_confluence_n): Add code to do nothing with fake edges and
15998 code to no apply invalidate_by_call sets if the sets are being trimmed.
15999 (df_lr_local_finalize): Renamed to df_lr_finalize.
16000 (df_live_local_finalize): Renamed to df_live_finalize.
16002 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
16005 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
16006 deciding whether to use reciprocal instructions.
16008 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
16010 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
16011 dwarf2out_note_section_used if cold_text_section is NULL.
16013 2008-01-19 Jakub Jelinek <jakub@redhat.com>
16015 PR gcov-profile/34610
16016 * tree-cfg.c (make_edges): Mark both outgoing edges from
16017 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
16018 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
16019 from OMP_FOR and OMP_CONTINUE outgoing edges.
16021 * tree-profile.c (tree_profiling): Return early if
16022 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
16024 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
16025 from cfun to child_cfun.
16026 * function.h (struct function): Add after_tree_profile bit.
16028 2008-01-19 Anatoly Sokolov <aesok@post.ru>
16030 * config/avr/avr.S (_exit): Disable interrupt.
16032 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
16033 Steven Bosscher <stevenb.gcc@gmail.com>
16035 PR rtl-optimization/26854
16036 PR rtl-optimization/34400
16037 * df-problems.c (df_live_scratch): New scratch bitmap.
16038 (df_live_alloc): Allocate df_live_scratch when doing df_live.
16039 (df_live_reset): Clear the proper bitmaps.
16040 (df_live_bb_local_compute): Only process the artificial defs once
16041 since the order is not important.
16042 (df_live_init): Init the df_live sets only with the variables
16043 found live by df_lr.
16044 (df_live_transfer_function): Use the df_lr sets to prune the
16045 df_live sets as they are being computed.
16046 (df_live_free): Free df_live_scratch.
16048 2008-01-18 Ian Lance Taylor <iant@google.com>
16050 * common.opt: Add fmerge-debug-strings.
16051 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
16052 flag_merge_debug_strings rather than flag_merge_constants.
16053 * doc/invoke.texi (Option Summary): Mention
16054 -fmerge-debug-strings.
16055 (Debugging Options): Document -fmerge-debug-strings.
16057 2008-01-18 Ian Lance Taylor <iant@google.com>
16060 * tree.h (DECL_IS_OPERATOR_NEW): Define.
16061 (struct tree_function_decl): Add new field operator_new_flag.
16062 * tree-inline.c (expand_call_inline): When inlining a call to
16063 operator new, force the return value to go into a variable, and
16064 set DECL_NO_TBAA_P on that variable.
16065 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
16067 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
16070 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
16071 DWARF2_DEBUGGING_INFO.
16072 (dwarf2out_note_section_used): Ditto. Add prototype.
16073 (have_multiple_function_sections, text_section_used,
16074 cold_text_section_used, *cold_text_sections): Move declarations
16077 2008-01-17 Bob Wilson <bob.wilson@acm.org>
16079 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
16080 field and add signal_ra.
16081 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
16082 assignments to frame state pc. Move end of stack check after
16083 MD_FALLBACK_FRAME_STATE_FOR.
16084 (uw_update_context_1): Use frame state signal_regs if set, instead
16085 of checking signal_frame flag.
16086 (uw_update_context): Use frame state signal_ra if set.
16087 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
16088 * config/xtensa/linux-unwind.h: New file.
16090 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
16092 * modulo-sched.c (get_sched_window): Fix comment typo.
16094 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
16096 PR tree-optimization/34648
16097 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
16099 2008-01-17 Anatoly Sokolov <aesok@post.ru>
16101 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
16102 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
16104 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
16106 PR rtl-optimization/34400
16107 * df-core.c (df_worklist_dataflow_overeager,
16108 df_worklist_dataflow_doublequeue): New functions.
16109 (df_worklist_dataflow): Two different worklist solvers.
16110 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
16113 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
16116 * doc/invoke.texi: Document the dependence on pthread for fopenmp
16117 and ftree-parallelize-loops.
16119 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
16121 PR rtl-optimization/34826
16122 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
16124 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
16126 * global.c (find_reg): Mark the eh regs as used if necessary.
16127 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
16128 * ra.h (struct allocno): no_eh_reg field added. Changed
16129 no_stack_reg type to bitfield.
16131 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
16133 * tree.c (substitute_in_expr): Add missing 'break'.
16135 2008-01-17 Richard Guenther <rguenther@suse.de>
16137 PR tree-optimization/34825
16138 * tree-ssa-math-opts.c (is_division_by): Do not recognize
16139 x / x as division to handle.
16141 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16143 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
16144 "-pthread" is specified.
16145 * pa-hpux11.h (LIB_SPEC): Likewise.
16147 2008-01-16 Janis Johnson <janis187@us.ibm.com>
16148 Peter Bergner <bergner@vnet.ibm.com>
16150 PR rtl-optimization/33796
16151 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
16153 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16155 PR libgfortran/34699
16156 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
16158 * pa-hpux10.h (LINK_SPEC): Likewise.
16159 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
16161 2008-01-16 Richard Guenther <rguenther@suse.de>
16163 PR middle-end/32628
16164 * fold-const.c (fold_convert_const_int_from_int): Do not
16165 set overflow if that occured only because of a sign extension
16166 change when converting from/to a sizetype with the same
16167 precision and signedness.
16169 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
16172 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
16173 location address to the correct place. Update copyright year.
16175 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
16177 * lambda-code.c (lambda_transform_legal_p): Handle the case of
16178 no dependences in the dependence_relations vector.
16180 2008-01-16 Jan Hubicka <jh@suse.cz>
16182 PR rtl-optimization/31396
16183 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
16184 * cfg.c (dump_reg_info): Print it.
16185 * regs.h (struct reg_info_t): add freq_calls_crossed.
16186 (REG_FREQ_CALLS_CROSSED): New macro.
16187 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
16188 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
16189 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
16190 regmove_optimize): Update call crossed frequencies.
16191 * local-alloc.c (struct qty): Add freq_calls_crossed.
16192 (alloc_qty): Copute freq_calls_crossed.
16193 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
16194 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
16195 * ra.h (struct allocno): Add freq_calls_crossed.
16197 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
16199 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
16200 libgomp when compiling with ftree-parallelize-loops.
16201 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
16203 2008-01-16 Richard Guenther <rguenther@suse.de>
16205 PR tree-optimization/34769
16206 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
16207 * tree.c (int_cst_value): Instead make this function more
16208 permissive in what it accepts as valid input. Document this
16209 function always sign-extends the value.
16211 2008-01-16 Jakub Jelinek <jakub@redhat.com>
16212 Richard Guenther <rguenther@suse.de>
16215 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
16216 (gimple_fold_indirect_ref_rhs): ... this.
16217 (gimple_fold_indirect_ref): New function with foldings
16218 that preserve lvalueness.
16219 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
16220 * tree-flow.h (gimple_fold_indirect_ref): Declare.
16221 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
16222 to fold an INDIRECT_REF, fall back to the old use of
16223 fold_indirect_ref_1.
16225 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
16227 * tree-data-ref.c (subscript_dependence_tester_1): Call
16228 free_conflict_function.
16229 (compute_self_dependence): Same.
16231 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
16234 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
16235 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
16237 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
16238 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
16239 for DWARF2_UNWIND_INFO targets.
16241 2008-01-16 Richard Guenther <rguenther@suse.de>
16244 * c-typeck.c (common_pointer_type): Do not merge inconsistent
16245 type qualifiers for function types.
16247 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
16249 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
16250 loop_iterator li from previous commit.
16252 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
16254 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
16256 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
16258 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
16259 (parallelize_loops): Don't parallelize irreducible components.
16261 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16264 * c-opts (c_common_post_options): Do not enable CPP
16265 flag_pedantic_errors by default.
16267 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
16269 PR rtl-optimization/31944
16270 * cse.c (remove_pseudo_from_table): New function.
16271 (merge_equiv_classes): Use above function to remove pseudo-registers.
16272 (invalidate): Likewise.
16274 2008-01-13 Richard Guenther <rguenther@suse.de>
16276 PR middle-end/34601
16277 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
16278 instead of TYPE_MODE to deal with calls from expand_one_error_var.
16280 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
16282 * gcse.c (cprop_jump): Call validate_unshare_change instead of
16283 validate_change to unshare the source of the PC set.
16285 2008-01-12 Jan Hubicka <jh@suse.cz>
16287 PR middle-end/32135
16288 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
16289 references above array bounds. This might trigger bounds checks for
16290 pointers to arrays.
16292 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
16294 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
16295 new_replaceable_dependencies.
16297 2008-01-12 Doug Kwan <dougkwan@google.com>
16299 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
16300 instead of OPT_Wreturn_type in warning due to ignored return type
16302 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
16303 options included in -Wextra.
16304 * c.opt: New option -Wignored_qualifiers.
16305 * doc/invoke.texi (Warning Options, -Wextra): Add new option
16306 -Wignore_qualifiers.
16307 (-Wignored-qualifiers): Document.
16308 (-Wreturn-type): Remove description of functionality now handled
16309 by -Wignored-qualifiers.
16311 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
16314 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
16315 NOP_EXPR if it is between integral types with the same precision.
16317 2008-01-12 Jan Hubicka <jh@suse.cz>
16320 * invoke.texi (max-inline-recursive-depth): Fix default value.
16322 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
16324 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
16327 2008-01-11 Bob Wilson <bob.wilson@acm.org>
16329 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
16331 2008-01-11 James E. Wilson <wilson@specifix.com>
16334 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
16336 2008-01-11 Anatoly Sokolov <aesok@post.ru>
16338 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
16339 save/restore frame pointer register and don't use 'call-prologues'
16340 optimization in function with "OS_task" attribute.
16342 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
16344 PR middle-end/31309
16345 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
16346 when copying to memory.
16348 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
16350 PR rtl-optimization/30905
16351 * cfgcleanup.c: Include dce.h
16352 (crossjumps_occured): New global variable.
16353 (try_crossjump_bb): Exit loop after finding a fallthru edge.
16354 If something changed, set crossjumps_occured to true.
16355 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
16356 Don't add/remove fake edges to exit here...
16357 (cleanup_cfg): ...but do it here, when crossjumping.
16358 Run a fast DCE when successful crossjumps occured in the latest
16359 iteration of try_optimize_cfg.
16361 2008-01-11 Richard Guenther <rguenther@suse.de>
16363 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
16364 (struct vn_unary_op_s): Likewise.
16365 (vn_reference_insert): Free old reference on hash collision.
16367 2008-01-10 Raksit Ashok <raksit@google.com>
16369 PR rtl-optimization/27971
16370 * combine.c (find_split_point): Split PLUS expressions which are
16371 inside a MEM rtx, and whose first operand is complex.
16373 2008-01-10 DJ Delorie <dj@redhat.com>
16375 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
16376 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
16377 (m32c_hard_regno_ok): Call the underlying function.
16379 2008-01-10 Richard Guenther <rguenther@suse.de>
16381 PR middle-end/34683
16382 * tree-cfg.c (tree_merge_blocks): Do not go through the
16383 full-blown folding and stmt updating path if we just deal
16384 with virtual operands.
16385 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
16386 test for abnormal SSA_NAMEs.
16388 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
16390 PR middle-end/34641
16391 * reload.c (push_reload): Add assertions. All constants from
16392 reg_equiv_constant should have been used for replacing the respective
16394 (find_reloads_address): Invoke find_reloads_address_part for
16395 constant taken from the reg_equiv_constant array.
16397 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
16399 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
16400 field (valnum) the first in the struct. Replace bools with
16403 2008-01-10 Richard Guenther <rguenther@suse.de>
16405 PR tree-optimization/34651
16406 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
16407 types and ordering for masking and converting.
16409 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
16411 PR tree-optimization/34017
16412 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
16413 also for PHI_NODE expressions.
16415 2008-01-09 Jan Hubicka <jh@suse.cz>
16417 PR tree-optimization/34708
16418 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
16419 based on number of case labels.
16420 (init_inline_once): Remove switch_cost.
16421 * tree-inline.h (eni_weights_d): Remove switch_cost.
16423 2008-01-09 Richard Guenther <rguenther@suse.de>
16424 Andrew Pinski <andrew_pinski@playstation.sony.com>
16426 PR middle-end/30132
16427 * gimplify.c (gimplify_cond_expr): Do not create an addressable
16428 temporary if an rvalue is ok or an lvalue is not required.
16430 2008-01-09 Richard Guenther <rguenther@suse.de>
16432 PR middle-end/34458
16433 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
16434 adjust return type.
16436 2008-01-09 Richard Guenther <rguenther@suse.de>
16438 PR middle-end/34679
16439 * tree.c (host_integerp): Check for sizetype only if the
16440 type is an integer type.
16442 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
16445 * opts.c (decode_options): Disable inlining of functions called
16446 once if not in unit-at-a-time mode.
16448 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
16450 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
16452 2008-01-08 Richard Guenther <rguenther@suse.de>
16454 PR middle-end/31863
16455 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
16456 out early if the result will be unused.
16458 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
16463 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
16464 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
16467 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
16469 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
16470 for vectorization tuned.
16472 2008-01-08 Richard Guenther <rguenther@suse.de>
16474 PR tree-optimization/34683
16475 * tree-ssa-operands.c (operand_build_cmp): Export.
16476 * tree-ssa-operands.h (operand_build_cmp): Declare.
16477 * tree-vn.c (vuses_compare): Remove.
16478 (sort_vuses): Use operand_build_cmp.
16479 (sort_vuses_heap): Likewise.
16480 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
16481 to re-use old VEC if available. Do not sort already sorted VUSEs.
16482 (vdefs_to_vec): Do not sort already sorted VDEFs.
16484 2008-01-08 Jakub Jelinek <jakub@redhat.com>
16486 PR middle-end/34694
16487 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
16489 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
16492 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
16493 limitations of reciprocal sequences on x86 targets.
16495 2008-01-08 Richard Guenther <rguenther@suse.de>
16497 PR tree-optimization/34683
16498 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
16500 2008-01-07 Jakub Jelinek <jakub@redhat.com>
16503 * config/darwin.c (darwin_mergeable_string_section): Don't use
16504 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
16506 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
16509 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
16510 negxf2. Macroize expander using X87MODEF mode iterator. Change
16511 predicates of op0 and op1 to register_operand.
16512 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
16513 expander using X87MODEF mode iterator. Change predicates of
16514 op0 and op1 to register_operand.
16515 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
16516 corresponding patterns and macroize using MODEF macro. Change
16517 predicates of op0 and op1 to register_operand and remove
16518 "m" constraint. Disparage "r" alternative with "!".
16519 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
16520 macroize using X87MODEF macro. Change predicates of op0 and op1
16521 to register_operand and remove "m" constraint. Disparage "r"
16522 alternative with "!".
16523 (absneg splitter with memory operands): Remove.
16524 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
16525 patterns and macroize using X87MODEF mode iterator.
16526 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
16527 Change predicate of op1 to register_operand.
16528 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
16529 for memory operands.
16531 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
16533 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
16535 2008-01-07 Richard Guenther <rguenther@suse.de>
16537 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
16540 2008-01-07 Richard Guenther <rguenther@suse.de>
16542 PR tree-optimization/34683
16543 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
16544 VOPs of the needed size to save memory. Use VEC_quick_push
16545 to save compile-time.
16546 (vdefs_to_vec): Likewise.
16548 2008-01-07 Sa Liu <saliu@de.ibm.com>
16550 * config/spu/spu.md (divdf3): Genetate inline code for double
16551 division. The implementation doesn't handle INF or NAN, therefore it
16552 only applies when -ffinite-math-only is given.
16554 2008-01-06 Paolo Carlini <pcarlini@suse.de>
16557 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
16558 * doc/cpp.texi ([Common Predefined Macros]): Document.
16560 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
16562 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
16563 order to use commutative addition instead of subtraction.
16565 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
16566 Mircea Namolaru <namolaru@il.ibm.com>
16567 Vladimir Yanovsky <yanov@il.ibm.com>
16568 Revital Eres <eres@il.ibm.com>
16570 PR tree-optimization/34263
16571 * tree-outof-ssa.c (process_single_block_loop_latch,
16572 contains_tree_r): New functions.
16573 (analyze_edges_for_bb): Call process_single_block_loop_latch
16574 function to empty single-basic-block latch block if possible.
16576 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
16578 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
16580 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
16582 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
16584 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
16586 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
16588 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
16590 2008-01-05 Jakub Jelinek <jakub@redhat.com>
16592 PR tree-optimization/34618
16593 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
16596 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
16599 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
16600 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
16601 Update copyright year.
16603 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
16604 Update copyright year.
16605 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
16608 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
16610 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
16611 edge does not point to current bb before changing need_assert.
16613 2008-01-04 Richard Guenther <rguenther@suse.de>
16615 PR middle-end/34029
16616 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
16617 for verifying purposes if they are is_gimple_min_invariant.
16619 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
16621 PR tree-optimization/34448
16622 PR tree-optimization/34465
16623 * gimplify.c (gimplify_init_constructor): Add new parameter
16624 notify_temp_creation. Use it.
16625 (gimplify_modify_expr_rhs): Take volatiles into account when
16626 optimizing constructors.
16627 Do not optimize constructors if gimplify_init_constructor will dump to
16629 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
16630 * gcc.c-torture/compile/pr34448.c: New.
16632 2008-01-04 Jakub Jelinek <jakub@redhat.com>
16634 PR gcov-profile/34609
16635 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
16636 return_slot if result is TREE_ADDRESSABLE.
16638 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
16640 * config/mips/mips.md (sqrt_condition): Tweak comment.
16641 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
16643 2008-01-03 Tom Tromey <tromey@redhat.com>
16646 * c-common.c (c_type_hash): Handle VLAs.
16648 2008-01-03 Jan Hubicka <jh@suse.cz>
16650 PR tree-optimization/31081
16651 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
16652 0 when inlining and not inlining to first basic block.
16653 (remap_decl): When var is initialized to 0, don't set default_def.
16654 (expand_call_inline): Set entry_bb.
16655 * tree-inline.h (copy_body_data): Add entry_bb.
16657 2008-01-03 Jakub Jelinek <jakub@redhat.com>
16660 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
16663 PR tree-optimization/29484
16664 * tree-inline.c (inline_forbidden_p_2): New function.
16665 (inline_forbidden_p): Disallow inlining if some static var
16666 has an address of a local LABEL_DECL in its initializer.
16667 * doc/extend.texi (Labels as Values): Document &&foo behaviour
16670 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
16672 PR tree-optimization/34635
16673 * tree-data-ref.c (add_other_self_distances): Make sure that the
16674 evolution step is constant.
16676 2008-01-03 Jakub Jelinek <jakub@redhat.com>
16678 PR middle-end/34608
16679 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
16681 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
16683 * tree-sra.c (scalarize_init): Insert the generate_element_init
16684 statements after the generate_element_zero statements.
16686 2008-01-02 Richard Guenther <rguenther@suse.de>
16688 PR middle-end/34093
16689 PR middle-end/31976
16690 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
16691 for very large number of operands instead of ICEing.
16693 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
16696 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
16697 while stack probing.
16699 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
16701 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
16704 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
16706 PR libmudflap/26442
16707 * tree-mudflap.c (mx_register_decls): Guard warning by
16708 !DECL_ARTIFICIAL check.
16710 2008-01-01 Jakub Jelinek <jakub@redhat.com>
16712 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
16713 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
16714 sse5_perm<mode>): Fix constraints.